Merge pull request #189 from teg/rtnl-rename

Rename sd_rtnl to sd_netlink to prepare for further netlink-protocol support. Anything rtnl specific still uses the sd_rtnl prefix, but the generic parts (including the bus and message objects) are now called sd_netlink.

.gitignore

@@ -244,8 +244,8 @@
 /test-replace-var
 /test-resolve
 /test-ring
-/test-rtnl
-/test-rtnl-manual
+/test-netlink
+/test-netlink-manual
 /test-sched-prio
 /test-set
 /test-sigbus

Makefile.am

@@ -233,7 +233,7 @@ AM_CPPFLAGS = \
 	-I $(top_srcdir)/src/libsystemd/sd-bus \
 	-I $(top_srcdir)/src/libsystemd/sd-event \
 	-I $(top_srcdir)/src/libsystemd/sd-login \
-	-I $(top_srcdir)/src/libsystemd/sd-rtnl \
+	-I $(top_srcdir)/src/libsystemd/sd-netlink \
 	-I $(top_srcdir)/src/libsystemd/sd-network \
 	-I $(top_srcdir)/src/libsystemd/sd-hwdb \
 	-I $(top_srcdir)/src/libsystemd/sd-device \
@@ -1363,7 +1363,7 @@ endif
 
 if HAVE_KMOD
 manual_tests += \
-	test-rtnl-manual
+	test-netlink-manual
 endif
 
 tests += \
@@ -1860,14 +1860,14 @@ test_fw_util_LDADD = \
 	$(LIBIPTC_LIBS)
 endif
 
-test_rtnl_manual_SOURCES = \
-	src/test/test-rtnl-manual.c
+test_netlink_manual_SOURCES = \
+	src/test/test-netlink-manual.c
 
-test_rtnl_manual_CFLAGS = \
+test_netlink_manual_CFLAGS = \
 	$(AM_CFLAGS) \
 	$(KMOD_CFLAGS)
 
-test_rtnl_manual_LDADD = \
+test_netlink_manual_LDADD = \
 	libshared.la \
 	$(KMOD_LIBS)
 
@@ -2832,7 +2832,7 @@ libsystemd_internal_la_SOURCES = \
 	src/systemd/sd-bus-vtable.h \
 	src/systemd/sd-utf8.h \
 	src/systemd/sd-event.h \
-	src/systemd/sd-rtnl.h \
+	src/systemd/sd-netlink.h \
 	src/systemd/sd-resolve.h \
 	src/systemd/sd-login.h \
 	src/systemd/sd-id128.h \
@@ -2886,15 +2886,17 @@ libsystemd_internal_la_SOURCES = \
 	src/libsystemd/sd-utf8/sd-utf8.c \
 	src/libsystemd/sd-event/sd-event.c \
 	src/libsystemd/sd-event/event-util.h \
-	src/libsystemd/sd-rtnl/sd-rtnl.c \
-	src/libsystemd/sd-rtnl/rtnl-internal.h \
-	src/libsystemd/sd-rtnl/rtnl-message.c \
-	src/libsystemd/sd-rtnl/rtnl-types.h \
-	src/libsystemd/sd-rtnl/rtnl-types.c \
-	src/libsystemd/sd-rtnl/rtnl-util.h \
-	src/libsystemd/sd-rtnl/rtnl-util.c \
-	src/libsystemd/sd-rtnl/local-addresses.h \
-	src/libsystemd/sd-rtnl/local-addresses.c \
+	src/libsystemd/sd-netlink/sd-netlink.c \
+	src/libsystemd/sd-netlink/netlink-internal.h \
+	src/libsystemd/sd-netlink/netlink-message.c \
+	src/libsystemd/sd-netlink/netlink-socket.c \
+	src/libsystemd/sd-netlink/rtnl-message.c \
+	src/libsystemd/sd-netlink/netlink-types.h \
+	src/libsystemd/sd-netlink/netlink-types.c \
+	src/libsystemd/sd-netlink/netlink-util.h \
+	src/libsystemd/sd-netlink/netlink-util.c \
+	src/libsystemd/sd-netlink/local-addresses.h \
+	src/libsystemd/sd-netlink/local-addresses.c \
 	src/libsystemd/sd-id128/sd-id128.c \
 	src/libsystemd/sd-daemon/sd-daemon.c \
 	src/libsystemd/sd-login/sd-login.c \
@@ -2986,7 +2988,7 @@ pkginclude_HEADERS += \
 if ENABLE_KDBUS
 pkginclude_HEADERS += \
 	src/systemd/sd-utf8.h \
-	src/systemd/sd-rtnl.h \
+	src/systemd/sd-netlink.h \
 	src/systemd/sd-resolve.h \
 	src/systemd/sd-path.h
 endif
@@ -3011,7 +3013,7 @@ tests += \
 	test-bus-creds \
 	test-bus-gvariant \
 	test-event \
-	test-rtnl \
+	test-netlink \
 	test-local-addresses \
 	test-resolve
 
@@ -3130,14 +3132,14 @@ test_event_SOURCES = \
 test_event_LDADD = \
 	libshared.la
 
-test_rtnl_SOURCES = \
-	src/libsystemd/sd-rtnl/test-rtnl.c
+test_netlink_SOURCES = \
+	src/libsystemd/sd-netlink/test-netlink.c
 
-test_rtnl_LDADD = \
+test_netlink_LDADD = \
 	libshared.la
 
 test_local_addresses_SOURCES = \
-	src/libsystemd/sd-rtnl/test-local-addresses.c
+	src/libsystemd/sd-netlink/test-local-addresses.c
 
 test_local_addresses_LDADD = \
 	libshared.la

src/core/loopback-setup.c

@@ -22,13 +22,13 @@
 #include <net/if.h>
 #include <stdlib.h>
 
-#include "sd-rtnl.h"
-#include "rtnl-util.h"
+#include "sd-netlink.h"
+#include "netlink-util.h"
 #include "missing.h"
 #include "loopback-setup.h"
 
-static int start_loopback(sd_rtnl *rtnl) {
-        _cleanup_rtnl_message_unref_ sd_rtnl_message *req = NULL;
+static int start_loopback(sd_netlink *rtnl) {
+        _cleanup_netlink_message_unref_ sd_netlink_message *req = NULL;
         int r;
 
         r = sd_rtnl_message_new_link(rtnl, &req, RTM_SETLINK, LOOPBACK_IFINDEX);
@@ -39,15 +39,15 @@ static int start_loopback(sd_rtnl *rtnl) {
         if (r < 0)
                 return r;
 
-        r = sd_rtnl_call(rtnl, req, 0, NULL);
+        r = sd_netlink_call(rtnl, req, 0, NULL);
         if (r < 0)
                 return r;
 
         return 0;
 }
 
-static bool check_loopback(sd_rtnl *rtnl) {
-        _cleanup_rtnl_message_unref_ sd_rtnl_message *req = NULL, *reply = NULL;
+static bool check_loopback(sd_netlink *rtnl) {
+        _cleanup_netlink_message_unref_ sd_netlink_message *req = NULL, *reply = NULL;
         unsigned flags;
         int r;
 
@@ -55,7 +55,7 @@ static bool check_loopback(sd_rtnl *rtnl) {
         if (r < 0)
                 return false;
 
-        r = sd_rtnl_call(rtnl, req, 0, &reply);
+        r = sd_netlink_call(rtnl, req, 0, &reply);
         if (r < 0)
                 return false;
 
@@ -67,10 +67,10 @@ static bool check_loopback(sd_rtnl *rtnl) {
 }
 
 int loopback_setup(void) {
-        _cleanup_rtnl_unref_ sd_rtnl *rtnl = NULL;
+        _cleanup_netlink_unref_ sd_netlink *rtnl = NULL;
         int r;
 
-        r = sd_rtnl_open(&rtnl);
+        r = sd_netlink_open(&rtnl);
         if (r < 0)
                 return r;
 

src/libsystemd-network/test-pppoe.c

@@ -29,7 +29,7 @@
 #include "util.h"
 #include "sd-event.h"
 #include "event-util.h"
-#include "sd-rtnl.h"
+#include "sd-netlink.h"
 #include "sd-pppoe.h"
 #include "process-util.h"
 
@@ -83,8 +83,8 @@ static int client_run(const char *client_name, sd_event *e) {
 }
 
 static int test_pppoe_server(sd_event *e) {
-        sd_rtnl *rtnl;
-        sd_rtnl_message *m;
+        sd_netlink *rtnl;
+        sd_netlink_message *m;
         pid_t pid;
         int r, client_ifindex, server_ifindex;
 
@@ -94,34 +94,34 @@ static int test_pppoe_server(sd_event *e) {
 
         assert_se(r >= 0);
 
-        assert_se(sd_rtnl_open(&rtnl) >= 0);
-        assert_se(sd_rtnl_attach_event(rtnl, e, 0) >= 0);
+        assert_se(sd_netlink_open(&rtnl) >= 0);
+        assert_se(sd_netlink_attach_event(rtnl, e, 0) >= 0);
 
         assert_se(sd_rtnl_message_new_link(rtnl, &m, RTM_NEWLINK, 0) >= 0);
-        assert_se(sd_rtnl_message_append_string(m, IFLA_IFNAME, "pppoe-server") >= 0);
-        assert_se(sd_rtnl_message_open_container(m, IFLA_LINKINFO) >= 0);
-        assert_se(sd_rtnl_message_open_container_union(m, IFLA_INFO_DATA, "veth") >= 0);
-        assert_se(sd_rtnl_message_open_container(m, VETH_INFO_PEER) >= 0);
-        assert_se(sd_rtnl_message_append_string(m, IFLA_IFNAME, "pppoe-client") >= 0);
-        assert_se(sd_rtnl_message_close_container(m) >= 0);
-        assert_se(sd_rtnl_message_close_container(m) >= 0);
-        assert_se(sd_rtnl_message_close_container(m) >= 0);
-        assert_se(sd_rtnl_call(rtnl, m, 0, NULL) >= 0);
+        assert_se(sd_netlink_message_append_string(m, IFLA_IFNAME, "pppoe-server") >= 0);
+        assert_se(sd_netlink_message_open_container(m, IFLA_LINKINFO) >= 0);
+        assert_se(sd_netlink_message_open_container_union(m, IFLA_INFO_DATA, "veth") >= 0);
+        assert_se(sd_netlink_message_open_container(m, VETH_INFO_PEER) >= 0);
+        assert_se(sd_netlink_message_append_string(m, IFLA_IFNAME, "pppoe-client") >= 0);
+        assert_se(sd_netlink_message_close_container(m) >= 0);
+        assert_se(sd_netlink_message_close_container(m) >= 0);
+        assert_se(sd_netlink_message_close_container(m) >= 0);
+        assert_se(sd_netlink_call(rtnl, m, 0, NULL) >= 0);
 
         client_ifindex = (int) if_nametoindex("pppoe-client");
         assert_se(client_ifindex > 0);
         server_ifindex = (int) if_nametoindex("pppoe-server");
         assert_se(server_ifindex > 0);
 
-        m = sd_rtnl_message_unref(m);
+        m = sd_netlink_message_unref(m);
         assert_se(sd_rtnl_message_new_link(rtnl, &m, RTM_SETLINK, client_ifindex) >= 0);
         assert_se(sd_rtnl_message_link_set_flags(m, IFF_UP, IFF_UP) >= 0);
-        assert_se(sd_rtnl_call(rtnl, m, 0, NULL) >= 0);
+        assert_se(sd_netlink_call(rtnl, m, 0, NULL) >= 0);
 
-        m = sd_rtnl_message_unref(m);
+        m = sd_netlink_message_unref(m);
         assert_se(sd_rtnl_message_new_link(rtnl, &m, RTM_SETLINK, server_ifindex) >= 0);
         assert_se(sd_rtnl_message_link_set_flags(m, IFF_UP, IFF_UP) >= 0);
-        assert_se(sd_rtnl_call(rtnl, m, 0, NULL) >= 0);
+        assert_se(sd_netlink_call(rtnl, m, 0, NULL) >= 0);
 
         pid = fork();
         assert_se(pid >= 0);
@@ -145,8 +145,8 @@ static int test_pppoe_server(sd_event *e) {
         assert_se(kill(pid, SIGTERM) >= 0);
         assert_se(wait_for_terminate(pid, NULL) >= 0);
 
-        assert_se(!sd_rtnl_message_unref(m));
-        assert_se(!sd_rtnl_unref(rtnl));
+        assert_se(!sd_netlink_message_unref(m));
+        assert_se(!sd_netlink_unref(rtnl));
 
         return EXIT_SUCCESS;
 }

src/libsystemd/sd-netlink/local-addresses.c

@@ -20,8 +20,8 @@
   along with systemd; If not, see <http://www.gnu.org/licenses/>.
 ***/
 
-#include "sd-rtnl.h"
-#include "rtnl-util.h"
+#include "sd-netlink.h"
+#include "netlink-util.h"
 #include "macro.h"
 #include "local-addresses.h"
 
@@ -53,20 +53,20 @@ static int address_compare(const void *_a, const void *_b) {
         return memcmp(&a->address, &b->address, FAMILY_ADDRESS_SIZE(a->family));
 }
 
-int local_addresses(sd_rtnl *context, int ifindex, int af, struct local_address **ret) {
-        _cleanup_rtnl_message_unref_ sd_rtnl_message *req = NULL, *reply = NULL;
-        _cleanup_rtnl_unref_ sd_rtnl *rtnl = NULL;
+int local_addresses(sd_netlink *context, int ifindex, int af, struct local_address **ret) {
+        _cleanup_netlink_message_unref_ sd_netlink_message *req = NULL, *reply = NULL;
+        _cleanup_netlink_unref_ sd_netlink *rtnl = NULL;
         _cleanup_free_ struct local_address *list = NULL;
         size_t n_list = 0, n_allocated = 0;
-        sd_rtnl_message *m;
+        sd_netlink_message *m;
         int r;
 
         assert(ret);
 
         if (context)
-                rtnl = sd_rtnl_ref(context);
+                rtnl = sd_netlink_ref(context);
         else {
-                r = sd_rtnl_open(&rtnl);
+                r = sd_netlink_open(&rtnl);
                 if (r < 0)
                         return r;
         }
@@ -75,21 +75,21 @@ int local_addresses(sd_rtnl *context, int ifindex, int af, struct local_address
         if (r < 0)
                 return r;
 
-        r = sd_rtnl_call(rtnl, req, 0, &reply);
+        r = sd_netlink_call(rtnl, req, 0, &reply);
         if (r < 0)
                 return r;
 
-        for (m = reply; m; m = sd_rtnl_message_next(m)) {
+        for (m = reply; m; m = sd_netlink_message_next(m)) {
                 struct local_address *a;
                 unsigned char flags;
                 uint16_t type;
                 int ifi, family;
 
-                r = sd_rtnl_message_get_errno(m);
+                r = sd_netlink_message_get_errno(m);
                 if (r < 0)
                         return r;
 
-                r = sd_rtnl_message_get_type(m, &type);
+                r = sd_netlink_message_get_type(m, &type);
                 if (r < 0)
                         return r;
                 if (type != RTM_NEWADDR)
@@ -128,18 +128,18 @@ int local_addresses(sd_rtnl *context, int ifindex, int af, struct local_address
                 switch (family) {
 
                 case AF_INET:
-                        r = sd_rtnl_message_read_in_addr(m, IFA_LOCAL, &a->address.in);
+                        r = sd_netlink_message_read_in_addr(m, IFA_LOCAL, &a->address.in);
                         if (r < 0) {
-                                r = sd_rtnl_message_read_in_addr(m, IFA_ADDRESS, &a->address.in);
+                                r = sd_netlink_message_read_in_addr(m, IFA_ADDRESS, &a->address.in);
                                 if (r < 0)
                                         continue;
                         }
                         break;
 
                 case AF_INET6:
-                        r = sd_rtnl_message_read_in6_addr(m, IFA_LOCAL, &a->address.in6);
+                        r = sd_netlink_message_read_in6_addr(m, IFA_LOCAL, &a->address.in6);
                         if (r < 0) {
-                                r = sd_rtnl_message_read_in6_addr(m, IFA_ADDRESS, &a->address.in6);
+                                r = sd_netlink_message_read_in6_addr(m, IFA_ADDRESS, &a->address.in6);
                                 if (r < 0)
                                         continue;
                         }
@@ -164,20 +164,20 @@ int local_addresses(sd_rtnl *context, int ifindex, int af, struct local_address
         return (int) n_list;
 }
 
-int local_gateways(sd_rtnl *context, int ifindex, int af, struct local_address **ret) {
-        _cleanup_rtnl_message_unref_ sd_rtnl_message *req = NULL, *reply = NULL;
-        _cleanup_rtnl_unref_ sd_rtnl *rtnl = NULL;
+int local_gateways(sd_netlink *context, int ifindex, int af, struct local_address **ret) {
+        _cleanup_netlink_message_unref_ sd_netlink_message *req = NULL, *reply = NULL;
+        _cleanup_netlink_unref_ sd_netlink *rtnl = NULL;
         _cleanup_free_ struct local_address *list = NULL;
-        sd_rtnl_message *m = NULL;
+        sd_netlink_message *m = NULL;
         size_t n_list = 0, n_allocated = 0;
         int r;
 
         assert(ret);
 
         if (context)
-                rtnl = sd_rtnl_ref(context);
+                rtnl = sd_netlink_ref(context);
         else {
-                r = sd_rtnl_open(&rtnl);
+                r = sd_netlink_open(&rtnl);
                 if (r < 0)
                         return r;
         }
@@ -186,26 +186,26 @@ int local_gateways(sd_rtnl *context, int ifindex, int af, struct local_address *
         if (r < 0)
                 return r;
 
-        r = sd_rtnl_message_request_dump(req, true);
+        r = sd_netlink_message_request_dump(req, true);
         if (r < 0)
                 return r;
 
-        r = sd_rtnl_call(rtnl, req, 0, &reply);
+        r = sd_netlink_call(rtnl, req, 0, &reply);
         if (r < 0)
                 return r;
 
-        for (m = reply; m; m = sd_rtnl_message_next(m)) {
+        for (m = reply; m; m = sd_netlink_message_next(m)) {
                 struct local_address *a;
                 uint16_t type;
                 unsigned char dst_len, src_len;
                 uint32_t ifi;
                 int family;
 
-                r = sd_rtnl_message_get_errno(m);
+                r = sd_netlink_message_get_errno(m);
                 if (r < 0)
                         return r;
 
-                r = sd_rtnl_message_get_type(m, &type);
+                r = sd_netlink_message_get_type(m, &type);
                 if (r < 0)
                         return r;
                 if (type != RTM_NEWROUTE)
@@ -224,7 +224,7 @@ int local_gateways(sd_rtnl *context, int ifindex, int af, struct local_address *
                 if (src_len != 0)
                         continue;
 
-                r = sd_rtnl_message_read_u32(m, RTA_OIF, &ifi);
+                r = sd_netlink_message_read_u32(m, RTA_OIF, &ifi);
                 if (r < 0)
                         return r;
                 if (ifindex > 0 && (int) ifi != ifindex)
@@ -243,13 +243,13 @@ int local_gateways(sd_rtnl *context, int ifindex, int af, struct local_address *
 
                 switch (family) {
                 case AF_INET:
-                        r = sd_rtnl_message_read_in_addr(m, RTA_GATEWAY, &a->address.in);
+                        r = sd_netlink_message_read_in_addr(m, RTA_GATEWAY, &a->address.in);
                         if (r < 0)
                                 continue;
 
                         break;
                 case AF_INET6:
-                        r = sd_rtnl_message_read_in6_addr(m, RTA_GATEWAY, &a->address.in6);
+                        r = sd_netlink_message_read_in6_addr(m, RTA_GATEWAY, &a->address.in6);
                         if (r < 0)
                                 continue;
 
@@ -258,7 +258,7 @@ int local_gateways(sd_rtnl *context, int ifindex, int af, struct local_address *
                         continue;
                 }
 
-                sd_rtnl_message_read_u32(m, RTA_PRIORITY, &a->metric);
+                sd_netlink_message_read_u32(m, RTA_PRIORITY, &a->metric);
 
                 a->ifindex = ifi;
                 a->family = family;

src/libsystemd/sd-netlink/local-addresses.h

@@ -22,7 +22,7 @@
 ***/
 
 
-#include "sd-rtnl.h"
+#include "sd-netlink.h"
 #include "in-addr-util.h"
 
 struct local_address {
@@ -32,6 +32,6 @@ struct local_address {
         union in_addr_union address;
 };
 
-int local_addresses(sd_rtnl *rtnl, int ifindex, int af, struct local_address **ret);
+int local_addresses(sd_netlink *rtnl, int ifindex, int af, struct local_address **ret);
 
-int local_gateways(sd_rtnl *rtnl, int ifindex, int af, struct local_address **ret);
+int local_gateways(sd_netlink *rtnl, int ifindex, int af, struct local_address **ret);

src/libsystemd/sd-netlink/netlink-internal.h

@@ -27,9 +27,9 @@
 #include "prioq.h"
 #include "list.h"
 
-#include "sd-rtnl.h"
+#include "sd-netlink.h"
 
-#include "rtnl-types.h"
+#include "netlink-types.h"
 
 #define RTNL_DEFAULT_TIMEOUT ((usec_t) (25 * USEC_PER_SEC))
 
@@ -39,7 +39,7 @@
 #define RTNL_CONTAINER_DEPTH 32
 
 struct reply_callback {
-        sd_rtnl_message_handler_t callback;
+        sd_netlink_message_handler_t callback;
         void *userdata;
         usec_t timeout;
         uint64_t serial;
@@ -47,14 +47,14 @@ struct reply_callback {
 };
 
 struct match_callback {
-        sd_rtnl_message_handler_t callback;
+        sd_netlink_message_handler_t callback;
         uint16_t type;
         void *userdata;
 
         LIST_FIELDS(struct match_callback, match_callbacks);
 };
 
-struct sd_rtnl {
+struct sd_netlink {
         RefCount n_ref;
 
         int fd;
@@ -64,18 +64,14 @@ struct sd_rtnl {
                 struct sockaddr_nl nl;
         } sockaddr;
 
-        sd_rtnl_message **rqueue;
+        sd_netlink_message **rqueue;
         unsigned rqueue_size;
         size_t rqueue_allocated;
 
-        sd_rtnl_message **rqueue_partial;
+        sd_netlink_message **rqueue_partial;
         unsigned rqueue_partial_size;
         size_t rqueue_partial_allocated;
 
-        sd_rtnl_message **wqueue;
-        unsigned wqueue_size;
-        size_t wqueue_allocated;
-
         struct nlmsghdr *rbuffer;
         size_t rbuffer_allocated;
 
@@ -96,10 +92,10 @@ struct sd_rtnl {
         sd_event *event;
 };
 
-struct sd_rtnl_message {
+struct sd_netlink_message {
         RefCount n_ref;
 
-        sd_rtnl *rtnl;
+        sd_netlink *rtnl;
 
         struct nlmsghdr *hdr;
         const struct NLTypeSystem *(container_type_system[RTNL_CONTAINER_DEPTH]); /* the type of the container and all its parents */
@@ -111,19 +107,23 @@ struct sd_rtnl_message {
         bool sealed:1;
         bool broadcast:1;
 
-        sd_rtnl_message *next; /* next in a chain of multi-part messages */
+        sd_netlink_message *next; /* next in a chain of multi-part messages */
 };
 
-int message_new(sd_rtnl *rtnl, sd_rtnl_message **ret, uint16_t type);
+int message_new(sd_netlink *rtnl, sd_netlink_message **ret, uint16_t type);
+int message_new_empty(sd_netlink *rtnl, sd_netlink_message **ret);
 
-int socket_write_message(sd_rtnl *nl, sd_rtnl_message *m);
-int socket_read_message(sd_rtnl *nl);
+int socket_open(int family);
+int socket_bind(sd_netlink *nl);
+int socket_join_broadcast_group(sd_netlink *nl, unsigned group);
+int socket_write_message(sd_netlink *nl, sd_netlink_message *m);
+int socket_read_message(sd_netlink *nl);
 
-int rtnl_rqueue_make_room(sd_rtnl *rtnl);
-int rtnl_rqueue_partial_make_room(sd_rtnl *rtnl);
+int rtnl_rqueue_make_room(sd_netlink *rtnl);
+int rtnl_rqueue_partial_make_room(sd_netlink *rtnl);
 
-int rtnl_message_read_internal(sd_rtnl_message *m, unsigned short type, void **data);
-int rtnl_message_parse(sd_rtnl_message *m,
+int rtnl_message_read_internal(sd_netlink_message *m, unsigned short type, void **data);
+int rtnl_message_parse(sd_netlink_message *m,
                        size_t **rta_offset_tb,
                        unsigned short *rta_tb_size,
                        int max,
@@ -132,4 +132,4 @@ int rtnl_message_parse(sd_rtnl_message *m,
 
 /* Make sure callbacks don't destroy the rtnl connection */
 #define RTNL_DONT_DESTROY(rtnl) \
-        _cleanup_rtnl_unref_ _unused_ sd_rtnl *_dont_destroy_##rtnl = sd_rtnl_ref(rtnl)
+        _cleanup_netlink_unref_ _unused_ sd_netlink *_dont_destroy_##rtnl = sd_netlink_ref(rtnl)

src/libsystemd/sd-netlink/netlink-message.c

@@ -0,0 +1,906 @@
+/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
+
+/***
+  This file is part of systemd.
+
+  Copyright 2013 Tom Gundersen <teg@jklm.no>
+
+  systemd is free software; you can redistribute it and/or modify it
+  under the terms of the GNU Lesser General Public License as published by
+  the Free Software Foundation; either version 2.1 of the License, or
+  (at your option) any later version.
+
+  systemd is distributed in the hope that it will be useful, but
+  WITHOUT ANY WARRANTY; without even the implied warranty of
+  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+  Lesser General Public License for more details.
+
+  You should have received a copy of the GNU Lesser General Public License
+  along with systemd; If not, see <http://www.gnu.org/licenses/>.
+***/
+
+#include <netinet/in.h>
+#include <stdbool.h>
+#include <unistd.h>
+
+#include "util.h"
+#include "socket-util.h"
+#include "formats-util.h"
+#include "refcnt.h"
+#include "missing.h"
+
+#include "sd-netlink.h"
+#include "netlink-util.h"
+#include "netlink-internal.h"
+#include "netlink-types.h"
+
+#define GET_CONTAINER(m, i) ((i) < (m)->n_containers ? (struct rtattr*)((uint8_t*)(m)->hdr + (m)->container_offsets[i]) : NULL)
+#define PUSH_CONTAINER(m, new) (m)->container_offsets[(m)->n_containers ++] = (uint8_t*)(new) - (uint8_t*)(m)->hdr;
+
+#define RTA_TYPE(rta) ((rta)->rta_type & NLA_TYPE_MASK)
+
+int message_new_empty(sd_netlink *rtnl, sd_netlink_message **ret) {
+        sd_netlink_message *m;
+
+        assert_return(ret, -EINVAL);
+
+        /* Note that 'rtnl' is currently unused, if we start using it internally
+           we must take care to avoid problems due to mutual references between
+           buses and their queued messages. See sd-bus.
+         */
+
+        m = new0(sd_netlink_message, 1);
+        if (!m)
+                return -ENOMEM;
+
+        m->n_ref = REFCNT_INIT;
+
+        m->sealed = false;
+
+        *ret = m;
+
+        return 0;
+}
+
+int message_new(sd_netlink *rtnl, sd_netlink_message **ret, uint16_t type) {
+        _cleanup_netlink_message_unref_ sd_netlink_message *m = NULL;
+        const NLType *nl_type;
+        size_t size;
+        int r;
+
+        r = type_system_get_type(NULL, &nl_type, type);
+        if (r < 0)
+                return r;
+
+        r = message_new_empty(rtnl, &m);
+        if (r < 0)
+                return r;
+
+        size = NLMSG_SPACE(nl_type->size);
+
+        assert(size >= sizeof(struct nlmsghdr));
+        m->hdr = malloc0(size);
+        if (!m->hdr)
+                return -ENOMEM;
+
+        m->hdr->nlmsg_flags = NLM_F_REQUEST | NLM_F_ACK;
+
+        m->container_type_system[0] = nl_type->type_system;
+        m->hdr->nlmsg_len = size;
+        m->hdr->nlmsg_type = type;
+
+        *ret = m;
+        m = NULL;
+
+        return 0;
+}
+
+int sd_netlink_message_request_dump(sd_netlink_message *m, int dump) {
+        assert_return(m, -EINVAL);
+        assert_return(m->hdr, -EINVAL);
+        assert_return(m->hdr->nlmsg_type == RTM_GETLINK  ||
+                      m->hdr->nlmsg_type == RTM_GETADDR  ||
+                      m->hdr->nlmsg_type == RTM_GETROUTE ||
+                      m->hdr->nlmsg_type == RTM_GETNEIGH,
+                      -EINVAL);
+
+        if (dump)
+                m->hdr->nlmsg_flags |= NLM_F_DUMP;
+        else
+                m->hdr->nlmsg_flags &= ~NLM_F_DUMP;
+
+        return 0;
+}
+
+sd_netlink_message *sd_netlink_message_ref(sd_netlink_message *m) {
+        if (m)
+                assert_se(REFCNT_INC(m->n_ref) >= 2);
+
+        return m;
+}
+
+sd_netlink_message *sd_netlink_message_unref(sd_netlink_message *m) {
+        if (m && REFCNT_DEC(m->n_ref) == 0) {
+                unsigned i;
+
+                free(m->hdr);
+
+                for (i = 0; i <= m->n_containers; i++)
+                        free(m->rta_offset_tb[i]);
+
+                sd_netlink_message_unref(m->next);
+
+                free(m);
+        }
+
+        return NULL;
+}
+
+int sd_netlink_message_get_type(sd_netlink_message *m, uint16_t *type) {
+        assert_return(m, -EINVAL);
+        assert_return(type, -EINVAL);
+
+        *type = m->hdr->nlmsg_type;
+
+        return 0;
+}
+
+int sd_netlink_message_is_broadcast(sd_netlink_message *m) {
+        assert_return(m, -EINVAL);
+
+        return m->broadcast;
+}
+
+/* If successful the updated message will be correctly aligned, if
+   unsuccessful the old message is untouched. */
+static int add_rtattr(sd_netlink_message *m, unsigned short type, const void *data, size_t data_length) {
+        uint32_t rta_length;
+        size_t message_length, padding_length;
+        struct nlmsghdr *new_hdr;
+        struct rtattr *rta;
+        char *padding;
+        unsigned i;
+        int offset;
+
+        assert(m);
+        assert(m->hdr);
+        assert(!m->sealed);
+        assert(NLMSG_ALIGN(m->hdr->nlmsg_len) == m->hdr->nlmsg_len);
+        assert(!data || data_length);
+
+        /* get offset of the new attribute */
+        offset = m->hdr->nlmsg_len;
+
+        /* get the size of the new rta attribute (with padding at the end) */
+        rta_length = RTA_LENGTH(data_length);
+
+        /* get the new message size (with padding at the end) */
+        message_length = offset + RTA_ALIGN(rta_length);
+
+        /* realloc to fit the new attribute */
+        new_hdr = realloc(m->hdr, message_length);
+        if (!new_hdr)
+                return -ENOMEM;
+        m->hdr = new_hdr;
+
+        /* get pointer to the attribute we are about to add */
+        rta = (struct rtattr *) ((uint8_t *) m->hdr + offset);
+
+        /* if we are inside containers, extend them */
+        for (i = 0; i < m->n_containers; i++)
+                GET_CONTAINER(m, i)->rta_len += message_length - offset;
+
+        /* fill in the attribute */
+        rta->rta_type = type;
+        rta->rta_len = rta_length;
+        if (data)
+                /* we don't deal with the case where the user lies about the type
+                 * and gives us too little data (so don't do that)
+                 */
+                padding = mempcpy(RTA_DATA(rta), data, data_length);
+        else {
+                /* if no data was passed, make sure we still initialize the padding
+                   note that we can have data_length > 0 (used by some containers) */
+                padding = RTA_DATA(rta);
+        }
+
+        /* make sure also the padding at the end of the message is initialized */
+        padding_length = (uint8_t*)m->hdr + message_length - (uint8_t*)padding;
+        memzero(padding, padding_length);
+
+        /* update message size */
+        m->hdr->nlmsg_len = message_length;
+
+        return offset;
+}
+
+static int message_attribute_has_type(sd_netlink_message *m, uint16_t attribute_type, uint16_t data_type) {
+        const NLType *type;
+        int r;
+
+        r = type_system_get_type(m->container_type_system[m->n_containers], &type, attribute_type);
+        if (r < 0)
+                return r;
+
+        if (type->type != data_type)
+                return -EINVAL;
+
+        return type->size;
+}
+
+int sd_netlink_message_append_string(sd_netlink_message *m, unsigned short type, const char *data) {
+        size_t length, size;
+        int r;
+
+        assert_return(m, -EINVAL);
+        assert_return(!m->sealed, -EPERM);
+        assert_return(data, -EINVAL);
+
+        r = message_attribute_has_type(m, type, NLA_STRING);
+        if (r < 0)
+                return r;
+        else
+                size = (size_t)r;
+
+        if (size) {
+                length = strnlen(data, size+1);
+                if (length > size)
+                        return -EINVAL;
+        } else
+                length = strlen(data);
+
+        r = add_rtattr(m, type, data, length + 1);
+        if (r < 0)
+                return r;
+
+        return 0;
+}
+
+int sd_netlink_message_append_u8(sd_netlink_message *m, unsigned short type, uint8_t data) {
+        int r;
+
+        assert_return(m, -EINVAL);
+        assert_return(!m->sealed, -EPERM);
+
+        r = message_attribute_has_type(m, type, NLA_U8);
+        if (r < 0)
+                return r;
+
+        r = add_rtattr(m, type, &data, sizeof(uint8_t));
+        if (r < 0)
+                return r;
+
+        return 0;
+}
+
+
+int sd_netlink_message_append_u16(sd_netlink_message *m, unsigned short type, uint16_t data) {
+        int r;
+
+        assert_return(m, -EINVAL);
+        assert_return(!m->sealed, -EPERM);
+
+        r = message_attribute_has_type(m, type, NLA_U16);
+        if (r < 0)
+                return r;
+
+        r = add_rtattr(m, type, &data, sizeof(uint16_t));
+        if (r < 0)
+                return r;
+
+        return 0;
+}
+
+int sd_netlink_message_append_u32(sd_netlink_message *m, unsigned short type, uint32_t data) {
+        int r;
+
+        assert_return(m, -EINVAL);
+        assert_return(!m->sealed, -EPERM);
+
+        r = message_attribute_has_type(m, type, NLA_U32);
+        if (r < 0)
+                return r;
+
+        r = add_rtattr(m, type, &data, sizeof(uint32_t));
+        if (r < 0)
+                return r;
+
+        return 0;
+}
+
+int sd_netlink_message_append_in_addr(sd_netlink_message *m, unsigned short type, const struct in_addr *data) {
+        int r;
+
+        assert_return(m, -EINVAL);
+        assert_return(!m->sealed, -EPERM);
+        assert_return(data, -EINVAL);
+
+        r = message_attribute_has_type(m, type, NLA_IN_ADDR);
+        if (r < 0)
+                return r;
+
+        r = add_rtattr(m, type, data, sizeof(struct in_addr));
+        if (r < 0)
+                return r;
+
+        return 0;
+}
+
+int sd_netlink_message_append_in6_addr(sd_netlink_message *m, unsigned short type, const struct in6_addr *data) {
+        int r;
+
+        assert_return(m, -EINVAL);
+        assert_return(!m->sealed, -EPERM);
+        assert_return(data, -EINVAL);
+
+        r = message_attribute_has_type(m, type, NLA_IN_ADDR);
+        if (r < 0)
+                return r;
+
+        r = add_rtattr(m, type, data, sizeof(struct in6_addr));
+        if (r < 0)
+                return r;
+
+        return 0;
+}
+
+int sd_netlink_message_append_ether_addr(sd_netlink_message *m, unsigned short type, const struct ether_addr *data) {
+        int r;
+
+        assert_return(m, -EINVAL);
+        assert_return(!m->sealed, -EPERM);
+        assert_return(data, -EINVAL);
+
+        r = message_attribute_has_type(m, type, NLA_ETHER_ADDR);
+        if (r < 0)
+                return r;
+
+        r = add_rtattr(m, type, data, ETH_ALEN);
+        if (r < 0)
+                return r;
+
+        return 0;
+}
+
+int sd_netlink_message_append_cache_info(sd_netlink_message *m, unsigned short type, const struct ifa_cacheinfo *info) {
+        int r;
+
+        assert_return(m, -EINVAL);
+        assert_return(!m->sealed, -EPERM);
+        assert_return(info, -EINVAL);
+
+        r = message_attribute_has_type(m, type, NLA_CACHE_INFO);
+        if (r < 0)
+                return r;
+
+        r = add_rtattr(m, type, info, sizeof(struct ifa_cacheinfo));
+        if (r < 0)
+                return r;
+
+        return 0;
+}
+
+int sd_netlink_message_open_container(sd_netlink_message *m, unsigned short type) {
+        size_t size;
+        int r;
+
+        assert_return(m, -EINVAL);
+        assert_return(!m->sealed, -EPERM);
+        assert_return(m->n_containers < RTNL_CONTAINER_DEPTH, -ERANGE);
+
+        r = message_attribute_has_type(m, type, NLA_NESTED);
+        if (r < 0) {
+                const NLTypeSystemUnion *type_system_union;
+                int family;
+
+                r = message_attribute_has_type(m, type, NLA_UNION);
+                if (r < 0)
+                        return r;
+                size = (size_t) r;
+
+                r = sd_rtnl_message_get_family(m, &family);
+                if (r < 0)
+                        return r;
+
+                r = type_system_get_type_system_union(m->container_type_system[m->n_containers], &type_system_union, type);
+                if (r < 0)
+                        return r;
+
+                r = type_system_union_protocol_get_type_system(type_system_union,
+                                                               &m->container_type_system[m->n_containers + 1],
+                                                               family);
+                if (r < 0)
+                        return r;
+        } else {
+                size = (size_t)r;
+
+                r = type_system_get_type_system(m->container_type_system[m->n_containers],
+                                                &m->container_type_system[m->n_containers + 1],
+                                                type);
+                if (r < 0)
+                        return r;
+        }
+
+        r = add_rtattr(m, type | NLA_F_NESTED, NULL, size);
+        if (r < 0)
+                return r;
+
+        m->container_offsets[m->n_containers ++] = r;
+
+        return 0;
+}
+
+int sd_netlink_message_open_container_union(sd_netlink_message *m, unsigned short type, const char *key) {
+        const NLTypeSystemUnion *type_system_union;
+        int r;
+
+        assert_return(m, -EINVAL);
+        assert_return(!m->sealed, -EPERM);
+
+        r = type_system_get_type_system_union(m->container_type_system[m->n_containers], &type_system_union, type);
+        if (r < 0)
+                return r;
+
+        r = type_system_union_get_type_system(type_system_union,
+                                              &m->container_type_system[m->n_containers + 1],
+                                              key);
+        if (r < 0)
+                return r;
+
+        r = sd_netlink_message_append_string(m, type_system_union->match, key);
+        if (r < 0)
+                return r;
+
+        /* do we evere need non-null size */
+        r = add_rtattr(m, type, NULL, 0);
+        if (r < 0)
+                return r;
+
+        m->container_offsets[m->n_containers ++] = r;
+
+        return 0;
+}
+
+
+int sd_netlink_message_close_container(sd_netlink_message *m) {
+        assert_return(m, -EINVAL);
+        assert_return(!m->sealed, -EPERM);
+        assert_return(m->n_containers > 0, -EINVAL);
+
+        m->container_type_system[m->n_containers] = NULL;
+        m->n_containers --;
+
+        return 0;
+}
+
+int rtnl_message_read_internal(sd_netlink_message *m, unsigned short type, void **data) {
+        struct rtattr *rta;
+
+        assert_return(m, -EINVAL);
+        assert_return(m->sealed, -EPERM);
+        assert_return(data, -EINVAL);
+        assert(m->n_containers <= RTNL_CONTAINER_DEPTH);
+        assert(m->rta_offset_tb[m->n_containers]);
+        assert(type < m->rta_tb_size[m->n_containers]);
+
+        if(!m->rta_offset_tb[m->n_containers][type])
+                return -ENODATA;
+
+        rta = (struct rtattr*)((uint8_t *) m->hdr + m->rta_offset_tb[m->n_containers][type]);
+
+        *data = RTA_DATA(rta);
+
+        return RTA_PAYLOAD(rta);
+}
+
+int sd_netlink_message_read_string(sd_netlink_message *m, unsigned short type, const char **data) {
+        int r;
+        void *attr_data;
+
+        assert_return(m, -EINVAL);
+
+        r = message_attribute_has_type(m, type, NLA_STRING);
+        if (r < 0)
+                return r;
+
+        r = rtnl_message_read_internal(m, type, &attr_data);
+        if (r < 0)
+                return r;
+        else if (strnlen(attr_data, r) >= (size_t) r)
+                return -EIO;
+
+        if (data)
+                *data = (const char *) attr_data;
+
+        return 0;
+}
+
+int sd_netlink_message_read_u8(sd_netlink_message *m, unsigned short type, uint8_t *data) {
+        int r;
+        void *attr_data;
+
+        assert_return(m, -EINVAL);
+
+        r = message_attribute_has_type(m, type, NLA_U8);
+        if (r < 0)
+                return r;
+
+        r = rtnl_message_read_internal(m, type, &attr_data);
+        if (r < 0)
+                return r;
+        else if ((size_t) r < sizeof(uint8_t))
+                return -EIO;
+
+        if (data)
+                *data = *(uint8_t *) attr_data;
+
+        return 0;
+}
+
+int sd_netlink_message_read_u16(sd_netlink_message *m, unsigned short type, uint16_t *data) {
+        int r;
+        void *attr_data;
+
+        assert_return(m, -EINVAL);
+
+        r = message_attribute_has_type(m, type, NLA_U16);
+        if (r < 0)
+                return r;
+
+        r = rtnl_message_read_internal(m, type, &attr_data);
+        if (r < 0)
+                return r;
+        else if ((size_t) r < sizeof(uint16_t))
+                return -EIO;
+
+        if (data)
+                *data = *(uint16_t *) attr_data;
+
+        return 0;
+}
+
+int sd_netlink_message_read_u32(sd_netlink_message *m, unsigned short type, uint32_t *data) {
+        int r;
+        void *attr_data;
+
+        assert_return(m, -EINVAL);
+
+        r = message_attribute_has_type(m, type, NLA_U32);
+        if (r < 0)
+                return r;
+
+        r = rtnl_message_read_internal(m, type, &attr_data);
+        if (r < 0)
+                return r;
+        else if ((size_t)r < sizeof(uint32_t))
+                return -EIO;
+
+        if (data)
+                *data = *(uint32_t *) attr_data;
+
+        return 0;
+}
+
+int sd_netlink_message_read_ether_addr(sd_netlink_message *m, unsigned short type, struct ether_addr *data) {
+        int r;
+        void *attr_data;
+
+        assert_return(m, -EINVAL);
+
+        r = message_attribute_has_type(m, type, NLA_ETHER_ADDR);
+        if (r < 0)
+                return r;
+
+        r = rtnl_message_read_internal(m, type, &attr_data);
+        if (r < 0)
+                return r;
+        else if ((size_t)r < sizeof(struct ether_addr))
+                return -EIO;
+
+        if (data)
+                memcpy(data, attr_data, sizeof(struct ether_addr));
+
+        return 0;
+}
+
+int sd_netlink_message_read_cache_info(sd_netlink_message *m, unsigned short type, struct ifa_cacheinfo *info) {
+        int r;
+        void *attr_data;
+
+        assert_return(m, -EINVAL);
+
+        r = message_attribute_has_type(m, type, NLA_CACHE_INFO);
+        if (r < 0)
+                return r;
+
+        r = rtnl_message_read_internal(m, type, &attr_data);
+        if (r < 0)
+                return r;
+        else if ((size_t)r < sizeof(struct ifa_cacheinfo))
+                return -EIO;
+
+        if (info)
+                memcpy(info, attr_data, sizeof(struct ifa_cacheinfo));
+
+        return 0;
+}
+
+int sd_netlink_message_read_in_addr(sd_netlink_message *m, unsigned short type, struct in_addr *data) {
+        int r;
+        void *attr_data;
+
+        assert_return(m, -EINVAL);
+
+        r = message_attribute_has_type(m, type, NLA_IN_ADDR);
+        if (r < 0)
+                return r;
+
+        r = rtnl_message_read_internal(m, type, &attr_data);
+        if (r < 0)
+                return r;
+        else if ((size_t)r < sizeof(struct in_addr))
+                return -EIO;
+
+        if (data)
+                memcpy(data, attr_data, sizeof(struct in_addr));
+
+        return 0;
+}
+
+int sd_netlink_message_read_in6_addr(sd_netlink_message *m, unsigned short type, struct in6_addr *data) {
+        int r;
+        void *attr_data;
+
+        assert_return(m, -EINVAL);
+
+        r = message_attribute_has_type(m, type, NLA_IN_ADDR);
+        if (r < 0)
+                return r;
+
+        r = rtnl_message_read_internal(m, type, &attr_data);
+        if (r < 0)
+                return r;
+        else if ((size_t)r < sizeof(struct in6_addr))
+                return -EIO;
+
+        if (data)
+                memcpy(data, attr_data, sizeof(struct in6_addr));
+
+        return 0;
+}
+
+int sd_netlink_message_enter_container(sd_netlink_message *m, unsigned short type) {
+        const NLType *nl_type;
+        const NLTypeSystem *type_system;
+        void *container;
+        size_t size;
+        int r;
+
+        assert_return(m, -EINVAL);
+        assert_return(m->n_containers < RTNL_CONTAINER_DEPTH, -EINVAL);
+
+        r = type_system_get_type(m->container_type_system[m->n_containers],
+                                 &nl_type,
+                                 type);
+        if (r < 0)
+                return r;
+
+        if (nl_type->type == NLA_NESTED) {
+                r = type_system_get_type_system(m->container_type_system[m->n_containers],
+                                                &type_system,
+                                                type);
+                if (r < 0)
+                        return r;
+        } else if (nl_type->type == NLA_UNION) {
+                const NLTypeSystemUnion *type_system_union;
+
+                r = type_system_get_type_system_union(m->container_type_system[m->n_containers],
+                                                      &type_system_union,
+                                                      type);
+                if (r < 0)
+                        return r;
+
+                switch (type_system_union->match_type) {
+                case NL_MATCH_SIBLING:
+                {
+                        const char *key;
+
+                        r = sd_netlink_message_read_string(m, type_system_union->match, &key);
+                        if (r < 0)
+                                return r;
+
+                        r = type_system_union_get_type_system(type_system_union,
+                                                              &type_system,
+                                                              key);
+                        if (r < 0)
+                                return r;
+
+                        break;
+                }
+                case NL_MATCH_PROTOCOL:
+                {
+                        int family;
+
+                        r = sd_rtnl_message_get_family(m, &family);
+                        if (r < 0)
+                                return r;
+
+                        r = type_system_union_protocol_get_type_system(type_system_union,
+                                                                       &type_system,
+                                                                       family);
+                        if (r < 0)
+                                return r;
+
+                        break;
+                }
+                default:
+                        assert_not_reached("sd-netlink: invalid type system union type");
+                }
+        } else
+                return -EINVAL;
+
+        r = rtnl_message_read_internal(m, type, &container);
+        if (r < 0)
+                return r;
+        else
+                size = (size_t)r;
+
+        m->n_containers ++;
+
+        r = rtnl_message_parse(m,
+                               &m->rta_offset_tb[m->n_containers],
+                               &m->rta_tb_size[m->n_containers],
+                               type_system->max,
+                               container,
+                               size);
+        if (r < 0) {
+                m->n_containers --;
+                return r;
+        }
+
+        m->container_type_system[m->n_containers] = type_system;
+
+        return 0;
+}
+
+int sd_netlink_message_exit_container(sd_netlink_message *m) {
+        assert_return(m, -EINVAL);
+        assert_return(m->sealed, -EINVAL);
+        assert_return(m->n_containers > 0, -EINVAL);
+
+        free(m->rta_offset_tb[m->n_containers]);
+        m->rta_offset_tb[m->n_containers] = NULL;
+        m->container_type_system[m->n_containers] = NULL;
+
+        m->n_containers --;
+
+        return 0;
+}
+
+uint32_t rtnl_message_get_serial(sd_netlink_message *m) {
+        assert(m);
+        assert(m->hdr);
+
+        return m->hdr->nlmsg_seq;
+}
+
+int sd_netlink_message_is_error(sd_netlink_message *m) {
+        assert_return(m, 0);
+        assert_return(m->hdr, 0);
+
+        return m->hdr->nlmsg_type == NLMSG_ERROR;
+}
+
+int sd_netlink_message_get_errno(sd_netlink_message *m) {
+        struct nlmsgerr *err;
+
+        assert_return(m, -EINVAL);
+        assert_return(m->hdr, -EINVAL);
+
+        if (!sd_netlink_message_is_error(m))
+                return 0;
+
+        err = NLMSG_DATA(m->hdr);
+
+        return err->error;
+}
+
+int rtnl_message_parse(sd_netlink_message *m,
+                       size_t **rta_offset_tb,
+                       unsigned short *rta_tb_size,
+                       int max,
+                       struct rtattr *rta,
+                       unsigned int rt_len) {
+        unsigned short type;
+        size_t *tb;
+
+        tb = new0(size_t, max + 1);
+        if(!tb)
+                return -ENOMEM;
+
+        *rta_tb_size = max + 1;
+
+        for (; RTA_OK(rta, rt_len); rta = RTA_NEXT(rta, rt_len)) {
+                type = RTA_TYPE(rta);
+
+                /* if the kernel is newer than the headers we used
+                   when building, we ignore out-of-range attributes
+                 */
+                if (type > max)
+                        continue;
+
+                if (tb[type])
+                        log_debug("rtnl: message parse - overwriting repeated attribute");
+
+                tb[type] = (uint8_t *) rta - (uint8_t *) m->hdr;
+        }
+
+        *rta_offset_tb = tb;
+
+        return 0;
+}
+
+int sd_netlink_message_rewind(sd_netlink_message *m) {
+        const NLType *type;
+        unsigned i;
+        int r;
+
+        assert_return(m, -EINVAL);
+
+        /* don't allow appending to message once parsed */
+        if (!m->sealed)
+                rtnl_message_seal(m);
+
+        for (i = 1; i <= m->n_containers; i++) {
+                free(m->rta_offset_tb[i]);
+                m->rta_offset_tb[i] = NULL;
+                m->rta_tb_size[i] = 0;
+                m->container_type_system[i] = NULL;
+        }
+
+        m->n_containers = 0;
+
+        if (m->rta_offset_tb[0]) {
+                /* top-level attributes have already been parsed */
+                return 0;
+        }
+
+        assert(m->hdr);
+
+        r = type_system_get_type(NULL, &type, m->hdr->nlmsg_type);
+        if (r < 0)
+                return r;
+
+        if (type->type == NLA_NESTED) {
+                const NLTypeSystem *type_system = type->type_system;
+
+                assert(type_system);
+
+                m->container_type_system[0] = type_system;
+
+                r = rtnl_message_parse(m,
+                                       &m->rta_offset_tb[m->n_containers],
+                                       &m->rta_tb_size[m->n_containers],
+                                       type_system->max,
+                                       (struct rtattr*)((uint8_t*)NLMSG_DATA(m->hdr) +
+                                                        NLMSG_ALIGN(type->size)),
+                                       NLMSG_PAYLOAD(m->hdr, type->size));
+                if (r < 0)
+                        return r;
+        }
+
+        return 0;
+}
+
+void rtnl_message_seal(sd_netlink_message *m) {
+        assert(m);
+        assert(!m->sealed);
+
+        m->sealed = true;
+}
+
+sd_netlink_message *sd_netlink_message_next(sd_netlink_message *m) {
+        assert_return(m, NULL);
+
+        return m->next;
+}

src/libsystemd/sd-netlink/netlink-socket.c

@@ -0,0 +1,322 @@
+/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
+
+/***
+  This file is part of systemd.
+
+  Copyright 2013 Tom Gundersen <teg@jklm.no>
+
+  systemd is free software; you can redistribute it and/or modify it
+  under the terms of the GNU Lesser General Public License as published by
+  the Free Software Foundation; either version 2.1 of the License, or
+  (at your option) any later version.
+
+  systemd is distributed in the hope that it will be useful, but
+  WITHOUT ANY WARRANTY; without even the implied warranty of
+  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+  Lesser General Public License for more details.
+
+  You should have received a copy of the GNU Lesser General Public License
+  along with systemd; If not, see <http://www.gnu.org/licenses/>.
+***/
+
+#include <netinet/in.h>
+#include <stdbool.h>
+#include <unistd.h>
+
+#include "util.h"
+#include "socket-util.h"
+#include "formats-util.h"
+#include "refcnt.h"
+#include "missing.h"
+
+#include "sd-netlink.h"
+#include "netlink-util.h"
+#include "netlink-internal.h"
+#include "netlink-types.h"
+
+int socket_open(int family) {
+        int fd;
+
+        fd = socket(PF_NETLINK, SOCK_RAW|SOCK_CLOEXEC|SOCK_NONBLOCK, family);
+        if (fd < 0)
+                return -errno;
+
+        return fd;
+}
+
+int socket_bind(sd_netlink *nl) {
+        socklen_t addrlen;
+        int r, one = 1;
+
+        r = setsockopt(nl->fd, SOL_NETLINK, NETLINK_PKTINFO, &one, sizeof(one));
+        if (r < 0)
+                return -errno;
+
+        addrlen = sizeof(nl->sockaddr);
+
+        r = bind(nl->fd, &nl->sockaddr.sa, addrlen);
+        /* ignore EINVAL to allow opening an already bound socket */
+        if (r < 0 && errno != EINVAL)
+                return -errno;
+
+        r = getsockname(nl->fd, &nl->sockaddr.sa, &addrlen);
+        if (r < 0)
+                return -errno;
+
+        return 0;
+}
+
+
+int socket_join_broadcast_group(sd_netlink *nl, unsigned group) {
+        int r;
+
+        assert(nl);
+        assert(nl->fd >= 0);
+        assert(group > 0);
+
+        r = setsockopt(nl->fd, SOL_NETLINK, NETLINK_ADD_MEMBERSHIP, &group, sizeof(group));
+        if (r < 0)
+                return -errno;
+
+        return 0;
+}
+
+/* returns the number of bytes sent, or a negative error code */
+int socket_write_message(sd_netlink *nl, sd_netlink_message *m) {
+        union {
+                struct sockaddr sa;
+                struct sockaddr_nl nl;
+        } addr = {
+                .nl.nl_family = AF_NETLINK,
+        };
+        ssize_t k;
+
+        assert(nl);
+        assert(m);
+        assert(m->hdr);
+
+        k = sendto(nl->fd, m->hdr, m->hdr->nlmsg_len,
+                        0, &addr.sa, sizeof(addr));
+        if (k < 0)
+                return -errno;
+
+        return k;
+}
+
+static int socket_recv_message(int fd, struct iovec *iov, uint32_t *_group, bool peek) {
+        union sockaddr_union sender;
+        uint8_t cmsg_buffer[CMSG_SPACE(sizeof(struct nl_pktinfo))];
+        struct msghdr msg = {
+                .msg_iov = iov,
+                .msg_iovlen = 1,
+                .msg_name = &sender,
+                .msg_namelen = sizeof(sender),
+                .msg_control = cmsg_buffer,
+                .msg_controllen = sizeof(cmsg_buffer),
+        };
+        struct cmsghdr *cmsg;
+        uint32_t group = 0;
+        int r;
+
+        assert(fd >= 0);
+        assert(iov);
+
+        r = recvmsg(fd, &msg, MSG_TRUNC | (peek ? MSG_PEEK : 0));
+        if (r < 0) {
+                /* no data */
+                if (errno == ENOBUFS)
+                        log_debug("rtnl: kernel receive buffer overrun");
+                else if (errno == EAGAIN)
+                        log_debug("rtnl: no data in socket");
+
+                return (errno == EAGAIN || errno == EINTR) ? 0 : -errno;
+        }
+
+        if (sender.nl.nl_pid != 0) {
+                /* not from the kernel, ignore */
+                log_debug("rtnl: ignoring message from portid %"PRIu32, sender.nl.nl_pid);
+
+                if (peek) {
+                        /* drop the message */
+                        r = recvmsg(fd, &msg, 0);
+                        if (r < 0)
+                                return (errno == EAGAIN || errno == EINTR) ? 0 : -errno;
+                }
+
+                return 0;
+        }
+
+        CMSG_FOREACH(cmsg, &msg) {
+                if (cmsg->cmsg_level == SOL_NETLINK &&
+                    cmsg->cmsg_type == NETLINK_PKTINFO &&
+                    cmsg->cmsg_len == CMSG_LEN(sizeof(struct nl_pktinfo))) {
+                        struct nl_pktinfo *pktinfo = (void *)CMSG_DATA(cmsg);
+
+                        /* multi-cast group */
+                        group = pktinfo->group;
+                }
+        }
+
+        if (_group)
+                *_group = group;
+
+        return r;
+}
+
+/* On success, the number of bytes received is returned and *ret points to the received message
+ * which has a valid header and the correct size.
+ * If nothing useful was received 0 is returned.
+ * On failure, a negative error code is returned.
+ */
+int socket_read_message(sd_netlink *rtnl) {
+        _cleanup_netlink_message_unref_ sd_netlink_message *first = NULL;
+        struct iovec iov = {};
+        uint32_t group = 0;
+        bool multi_part = false, done = false;
+        struct nlmsghdr *new_msg;
+        size_t len;
+        int r;
+        unsigned i = 0;
+
+        assert(rtnl);
+        assert(rtnl->rbuffer);
+        assert(rtnl->rbuffer_allocated >= sizeof(struct nlmsghdr));
+
+        /* read nothing, just get the pending message size */
+        r = socket_recv_message(rtnl->fd, &iov, NULL, true);
+        if (r <= 0)
+                return r;
+        else
+                len = (size_t)r;
+
+        /* make room for the pending message */
+        if (!greedy_realloc((void **)&rtnl->rbuffer,
+                            &rtnl->rbuffer_allocated,
+                            len, sizeof(uint8_t)))
+                return -ENOMEM;
+
+        iov.iov_base = rtnl->rbuffer;
+        iov.iov_len = rtnl->rbuffer_allocated;
+
+        /* read the pending message */
+        r = socket_recv_message(rtnl->fd, &iov, &group, false);
+        if (r <= 0)
+                return r;
+        else
+                len = (size_t)r;
+
+        if (len > rtnl->rbuffer_allocated)
+                /* message did not fit in read buffer */
+                return -EIO;
+
+        if (NLMSG_OK(rtnl->rbuffer, len) && rtnl->rbuffer->nlmsg_flags & NLM_F_MULTI) {
+                multi_part = true;
+
+                for (i = 0; i < rtnl->rqueue_partial_size; i++) {
+                        if (rtnl_message_get_serial(rtnl->rqueue_partial[i]) ==
+                            rtnl->rbuffer->nlmsg_seq) {
+                                first = rtnl->rqueue_partial[i];
+                                break;
+                        }
+                }
+        }
+
+        for (new_msg = rtnl->rbuffer; NLMSG_OK(new_msg, len) && !done; new_msg = NLMSG_NEXT(new_msg, len)) {
+                _cleanup_netlink_message_unref_ sd_netlink_message *m = NULL;
+                const NLType *nl_type;
+
+                if (!group && new_msg->nlmsg_pid != rtnl->sockaddr.nl.nl_pid)
+                        /* not broadcast and not for us */
+                        continue;
+
+                if (new_msg->nlmsg_type == NLMSG_NOOP)
+                        /* silently drop noop messages */
+                        continue;
+
+                if (new_msg->nlmsg_type == NLMSG_DONE) {
+                        /* finished reading multi-part message */
+                        done = true;
+
+                        /* if first is not defined, put NLMSG_DONE into the receive queue. */
+                        if (first)
+                                continue;
+                }
+
+                /* check that we support this message type */
+                r = type_system_get_type(NULL, &nl_type, new_msg->nlmsg_type);
+                if (r < 0) {
+                        if (r == -EOPNOTSUPP)
+                                log_debug("sd-netlink: ignored message with unknown type: %i",
+                                          new_msg->nlmsg_type);
+
+                        continue;
+                }
+
+                /* check that the size matches the message type */
+                if (new_msg->nlmsg_len < NLMSG_LENGTH(nl_type->size)) {
+                        log_debug("sd-netlink: message larger than expected, dropping");
+                        continue;
+                }
+
+                r = message_new_empty(rtnl, &m);
+                if (r < 0)
+                        return r;
+
+                m->broadcast = !!group;
+
+                m->hdr = memdup(new_msg, new_msg->nlmsg_len);
+                if (!m->hdr)
+                        return -ENOMEM;
+
+                /* seal and parse the top-level message */
+                r = sd_netlink_message_rewind(m);
+                if (r < 0)
+                        return r;
+
+                /* push the message onto the multi-part message stack */
+                if (first)
+                        m->next = first;
+                first = m;
+                m = NULL;
+        }
+
+        if (len)
+                log_debug("sd-netlink: discarding %zu bytes of incoming message", len);
+
+        if (!first)
+                return 0;
+
+        if (!multi_part || done) {
+                /* we got a complete message, push it on the read queue */
+                r = rtnl_rqueue_make_room(rtnl);
+                if (r < 0)
+                        return r;
+
+                rtnl->rqueue[rtnl->rqueue_size ++] = first;
+                first = NULL;
+
+                if (multi_part && (i < rtnl->rqueue_partial_size)) {
+                        /* remove the message form the partial read queue */
+                        memmove(rtnl->rqueue_partial + i,rtnl->rqueue_partial + i + 1,
+                                sizeof(sd_netlink_message*) * (rtnl->rqueue_partial_size - i - 1));
+                        rtnl->rqueue_partial_size --;
+                }
+
+                return 1;
+        } else {
+                /* we only got a partial multi-part message, push it on the
+                   partial read queue */
+                if (i < rtnl->rqueue_partial_size) {
+                        rtnl->rqueue_partial[i] = first;
+                } else {
+                        r = rtnl_rqueue_partial_make_room(rtnl);
+                        if (r < 0)
+                                return r;
+
+                        rtnl->rqueue_partial[rtnl->rqueue_partial_size ++] = first;
+                }
+                first = NULL;
+
+                return 0;
+        }
+}

src/libsystemd/sd-netlink/netlink-types.c

@@ -36,7 +36,7 @@
 #include "macro.h"
 #include "util.h"
 
-#include "rtnl-types.h"
+#include "netlink-types.h"
 #include "missing.h"
 
 static const NLTypeSystem rtnl_link_type_system;

src/libsystemd/sd-netlink/netlink-util.c

@@ -20,13 +20,13 @@
 ***/
 
 
-#include "sd-rtnl.h"
+#include "sd-netlink.h"
 
-#include "rtnl-util.h"
-#include "rtnl-internal.h"
+#include "netlink-util.h"
+#include "netlink-internal.h"
 
-int rtnl_set_link_name(sd_rtnl **rtnl, int ifindex, const char *name) {
-        _cleanup_rtnl_message_unref_ sd_rtnl_message *message = NULL;
+int rtnl_set_link_name(sd_netlink **rtnl, int ifindex, const char *name) {
+        _cleanup_netlink_message_unref_ sd_netlink_message *message = NULL;
         int r;
 
         assert(rtnl);
@@ -34,7 +34,7 @@ int rtnl_set_link_name(sd_rtnl **rtnl, int ifindex, const char *name) {
         assert(name);
 
         if (!*rtnl) {
-                r = sd_rtnl_open(rtnl);
+                r = sd_netlink_open(rtnl);
                 if (r < 0)
                         return r;
         }
@@ -43,20 +43,20 @@ int rtnl_set_link_name(sd_rtnl **rtnl, int ifindex, const char *name) {
         if (r < 0)
                 return r;
 
-        r = sd_rtnl_message_append_string(message, IFLA_IFNAME, name);
+        r = sd_netlink_message_append_string(message, IFLA_IFNAME, name);
         if (r < 0)
                 return r;
 
-        r = sd_rtnl_call(*rtnl, message, 0, NULL);
+        r = sd_netlink_call(*rtnl, message, 0, NULL);
         if (r < 0)
                 return r;
 
         return 0;
 }
 
-int rtnl_set_link_properties(sd_rtnl **rtnl, int ifindex, const char *alias,
+int rtnl_set_link_properties(sd_netlink **rtnl, int ifindex, const char *alias,
                              const struct ether_addr *mac, unsigned mtu) {
-        _cleanup_rtnl_message_unref_ sd_rtnl_message *message = NULL;
+        _cleanup_netlink_message_unref_ sd_netlink_message *message = NULL;
         int r;
 
         assert(rtnl);
@@ -66,7 +66,7 @@ int rtnl_set_link_properties(sd_rtnl **rtnl, int ifindex, const char *alias,
                 return 0;
 
         if (!*rtnl) {
-                r = sd_rtnl_open(rtnl);
+                r = sd_netlink_open(rtnl);
                 if (r < 0)
                         return r;
         }
@@ -76,31 +76,31 @@ int rtnl_set_link_properties(sd_rtnl **rtnl, int ifindex, const char *alias,
                 return r;
 
         if (alias) {
-                r = sd_rtnl_message_append_string(message, IFLA_IFALIAS, alias);
+                r = sd_netlink_message_append_string(message, IFLA_IFALIAS, alias);
                 if (r < 0)
                         return r;
         }
 
         if (mac) {
-                r = sd_rtnl_message_append_ether_addr(message, IFLA_ADDRESS, mac);
+                r = sd_netlink_message_append_ether_addr(message, IFLA_ADDRESS, mac);
                 if (r < 0)
                         return r;
         }
 
         if (mtu > 0) {
-                r = sd_rtnl_message_append_u32(message, IFLA_MTU, mtu);
+                r = sd_netlink_message_append_u32(message, IFLA_MTU, mtu);
                 if (r < 0)
                         return r;
         }
 
-        r = sd_rtnl_call(*rtnl, message, 0, NULL);
+        r = sd_netlink_call(*rtnl, message, 0, NULL);
         if (r < 0)
                 return r;
 
         return 0;
 }
 
-int rtnl_message_new_synthetic_error(int error, uint32_t serial, sd_rtnl_message **ret) {
+int rtnl_message_new_synthetic_error(int error, uint32_t serial, sd_netlink_message **ret) {
         struct nlmsgerr *err;
         int r;
 

src/libsystemd/sd-netlink/netlink-util.h

@@ -23,25 +23,25 @@
 
 
 #include "util.h"
-#include "sd-rtnl.h"
+#include "sd-netlink.h"
 
-int rtnl_message_new_synthetic_error(int error, uint32_t serial, sd_rtnl_message **ret);
-uint32_t rtnl_message_get_serial(sd_rtnl_message *m);
-void rtnl_message_seal(sd_rtnl_message *m);
+int rtnl_message_new_synthetic_error(int error, uint32_t serial, sd_netlink_message **ret);
+uint32_t rtnl_message_get_serial(sd_netlink_message *m);
+void rtnl_message_seal(sd_netlink_message *m);
 
 bool rtnl_message_type_is_link(uint16_t type);
 bool rtnl_message_type_is_addr(uint16_t type);
 bool rtnl_message_type_is_route(uint16_t type);
 bool rtnl_message_type_is_neigh(uint16_t type);
 
-int rtnl_set_link_name(sd_rtnl **rtnl, int ifindex, const char *name);
-int rtnl_set_link_properties(sd_rtnl **rtnl, int ifindex, const char *alias, const struct ether_addr *mac, unsigned mtu);
+int rtnl_set_link_name(sd_netlink **rtnl, int ifindex, const char *name);
+int rtnl_set_link_properties(sd_netlink **rtnl, int ifindex, const char *alias, const struct ether_addr *mac, unsigned mtu);
 
 int rtnl_log_parse_error(int r);
 int rtnl_log_create_error(int r);
 
-DEFINE_TRIVIAL_CLEANUP_FUNC(sd_rtnl*, sd_rtnl_unref);
-DEFINE_TRIVIAL_CLEANUP_FUNC(sd_rtnl_message*, sd_rtnl_message_unref);
+DEFINE_TRIVIAL_CLEANUP_FUNC(sd_netlink*, sd_netlink_unref);
+DEFINE_TRIVIAL_CLEANUP_FUNC(sd_netlink_message*, sd_netlink_message_unref);
 
-#define _cleanup_rtnl_unref_ _cleanup_(sd_rtnl_unrefp)
-#define _cleanup_rtnl_message_unref_ _cleanup_(sd_rtnl_message_unrefp)
+#define _cleanup_netlink_unref_ _cleanup_(sd_netlink_unrefp)
+#define _cleanup_netlink_message_unref_ _cleanup_(sd_netlink_message_unrefp)

src/libsystemd/sd-netlink/rtnl-message.c

@@ -0,0 +1,588 @@
+/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
+
+/***
+  This file is part of systemd.
+
+  Copyright 2013 Tom Gundersen <teg@jklm.no>
+
+  systemd is free software; you can redistribute it and/or modify it
+  under the terms of the GNU Lesser General Public License as published by
+  the Free Software Foundation; either version 2.1 of the License, or
+  (at your option) any later version.
+
+  systemd is distributed in the hope that it will be useful, but
+  WITHOUT ANY WARRANTY; without even the implied warranty of
+  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+  Lesser General Public License for more details.
+
+  You should have received a copy of the GNU Lesser General Public License
+  along with systemd; If not, see <http://www.gnu.org/licenses/>.
+***/
+
+#include <netinet/in.h>
+#include <stdbool.h>
+#include <unistd.h>
+
+#include "util.h"
+#include "socket-util.h"
+#include "formats-util.h"
+#include "refcnt.h"
+#include "missing.h"
+
+#include "sd-netlink.h"
+#include "netlink-util.h"
+#include "netlink-internal.h"
+#include "netlink-types.h"
+
+int sd_rtnl_message_route_set_dst_prefixlen(sd_netlink_message *m, unsigned char prefixlen) {
+        struct rtmsg *rtm;
+
+        assert_return(m, -EINVAL);
+        assert_return(m->hdr, -EINVAL);
+        assert_return(rtnl_message_type_is_route(m->hdr->nlmsg_type), -EINVAL);
+
+        rtm = NLMSG_DATA(m->hdr);
+
+        if ((rtm->rtm_family == AF_INET && prefixlen > 32) ||
+            (rtm->rtm_family == AF_INET6 && prefixlen > 128))
+                return -ERANGE;
+
+        rtm->rtm_dst_len = prefixlen;
+
+        return 0;
+}
+
+int sd_rtnl_message_route_set_src_prefixlen(sd_netlink_message *m, unsigned char prefixlen) {
+        struct rtmsg *rtm;
+
+        assert_return(m, -EINVAL);
+        assert_return(m->hdr, -EINVAL);
+        assert_return(rtnl_message_type_is_route(m->hdr->nlmsg_type), -EINVAL);
+
+        rtm = NLMSG_DATA(m->hdr);
+
+        if ((rtm->rtm_family == AF_INET && prefixlen > 32) ||
+            (rtm->rtm_family == AF_INET6 && prefixlen > 128))
+                return -ERANGE;
+
+        rtm->rtm_src_len = prefixlen;
+
+        return 0;
+}
+
+int sd_rtnl_message_route_set_scope(sd_netlink_message *m, unsigned char scope) {
+        struct rtmsg *rtm;
+
+        assert_return(m, -EINVAL);
+        assert_return(m->hdr, -EINVAL);
+        assert_return(rtnl_message_type_is_route(m->hdr->nlmsg_type), -EINVAL);
+
+        rtm = NLMSG_DATA(m->hdr);
+
+        rtm->rtm_scope = scope;
+
+        return 0;
+}
+
+int sd_rtnl_message_route_get_family(sd_netlink_message *m, int *family) {
+        struct rtmsg *rtm;
+
+        assert_return(m, -EINVAL);
+        assert_return(m->hdr, -EINVAL);
+        assert_return(rtnl_message_type_is_route(m->hdr->nlmsg_type), -EINVAL);
+        assert_return(family, -EINVAL);
+
+        rtm = NLMSG_DATA(m->hdr);
+
+        *family = rtm->rtm_family;
+
+        return 0;
+}
+
+int sd_rtnl_message_route_get_dst_prefixlen(sd_netlink_message *m, unsigned char *dst_len) {
+        struct rtmsg *rtm;
+
+        assert_return(m, -EINVAL);
+        assert_return(m->hdr, -EINVAL);
+        assert_return(rtnl_message_type_is_route(m->hdr->nlmsg_type), -EINVAL);
+        assert_return(dst_len, -EINVAL);
+
+        rtm = NLMSG_DATA(m->hdr);
+
+        *dst_len = rtm->rtm_dst_len;
+
+        return 0;
+}
+
+int sd_rtnl_message_route_get_src_prefixlen(sd_netlink_message *m, unsigned char *src_len) {
+        struct rtmsg *rtm;
+
+        assert_return(m, -EINVAL);
+        assert_return(m->hdr, -EINVAL);
+        assert_return(rtnl_message_type_is_route(m->hdr->nlmsg_type), -EINVAL);
+        assert_return(src_len, -EINVAL);
+
+        rtm = NLMSG_DATA(m->hdr);
+
+        *src_len = rtm->rtm_src_len;
+
+        return 0;
+}
+
+int sd_rtnl_message_new_route(sd_netlink *rtnl, sd_netlink_message **ret,
+                              uint16_t nlmsg_type, int rtm_family,
+                              unsigned char rtm_protocol) {
+        struct rtmsg *rtm;
+        int r;
+
+        assert_return(rtnl_message_type_is_route(nlmsg_type), -EINVAL);
+        assert_return((nlmsg_type == RTM_GETROUTE && rtm_family == AF_UNSPEC) ||
+                      rtm_family == AF_INET || rtm_family == AF_INET6, -EINVAL);
+        assert_return(ret, -EINVAL);
+
+        r = message_new(rtnl, ret, nlmsg_type);
+        if (r < 0)
+                return r;
+
+        if (nlmsg_type == RTM_NEWROUTE)
+                (*ret)->hdr->nlmsg_flags |= NLM_F_CREATE | NLM_F_APPEND;
+
+        rtm = NLMSG_DATA((*ret)->hdr);
+
+        rtm->rtm_family = rtm_family;
+        rtm->rtm_scope = RT_SCOPE_UNIVERSE;
+        rtm->rtm_type = RTN_UNICAST;
+        rtm->rtm_table = RT_TABLE_MAIN;
+        rtm->rtm_protocol = rtm_protocol;
+
+        return 0;
+}
+
+int sd_rtnl_message_neigh_set_flags(sd_netlink_message *m, uint8_t flags) {
+        struct ndmsg *ndm;
+
+        assert_return(m, -EINVAL);
+        assert_return(m->hdr, -EINVAL);
+        assert_return(rtnl_message_type_is_neigh(m->hdr->nlmsg_type), -EINVAL);
+
+        ndm = NLMSG_DATA(m->hdr);
+        ndm->ndm_flags |= flags;
+
+        return 0;
+}
+
+int sd_rtnl_message_neigh_set_state(sd_netlink_message *m, uint16_t state) {
+        struct ndmsg *ndm;
+
+        assert_return(m, -EINVAL);
+        assert_return(m->hdr, -EINVAL);
+        assert_return(rtnl_message_type_is_neigh(m->hdr->nlmsg_type), -EINVAL);
+
+        ndm = NLMSG_DATA(m->hdr);
+        ndm->ndm_state |= state;
+
+        return 0;
+}
+
+int sd_rtnl_message_neigh_get_flags(sd_netlink_message *m, uint8_t *flags) {
+        struct ndmsg *ndm;
+
+        assert_return(m, -EINVAL);
+        assert_return(m->hdr, -EINVAL);
+        assert_return(rtnl_message_type_is_neigh(m->hdr->nlmsg_type), -EINVAL);
+
+        ndm = NLMSG_DATA(m->hdr);
+        *flags = ndm->ndm_flags;
+
+        return 0;
+}
+
+int sd_rtnl_message_neigh_get_state(sd_netlink_message *m, uint16_t *state) {
+        struct ndmsg *ndm;
+
+        assert_return(m, -EINVAL);
+        assert_return(m->hdr, -EINVAL);
+        assert_return(rtnl_message_type_is_neigh(m->hdr->nlmsg_type), -EINVAL);
+
+        ndm = NLMSG_DATA(m->hdr);
+        *state = ndm->ndm_state;
+
+        return 0;
+}
+
+int sd_rtnl_message_neigh_get_family(sd_netlink_message *m, int *family) {
+        struct ndmsg *ndm;
+
+        assert_return(m, -EINVAL);
+        assert_return(m->hdr, -EINVAL);
+        assert_return(rtnl_message_type_is_neigh(m->hdr->nlmsg_type), -EINVAL);
+        assert_return(family, -EINVAL);
+
+        ndm = NLMSG_DATA(m->hdr);
+
+        *family = ndm->ndm_family;
+
+        return 0;
+}
+
+int sd_rtnl_message_neigh_get_ifindex(sd_netlink_message *m, int *index) {
+        struct ndmsg *ndm;
+
+        assert_return(m, -EINVAL);
+        assert_return(m->hdr, -EINVAL);
+        assert_return(rtnl_message_type_is_neigh(m->hdr->nlmsg_type), -EINVAL);
+        assert_return(index, -EINVAL);
+
+        ndm = NLMSG_DATA(m->hdr);
+
+        *index = ndm->ndm_ifindex;
+
+        return 0;
+}
+
+int sd_rtnl_message_new_neigh(sd_netlink *rtnl, sd_netlink_message **ret, uint16_t nlmsg_type, int index, int ndm_family) {
+        struct ndmsg *ndm;
+        int r;
+
+        assert_return(rtnl_message_type_is_neigh(nlmsg_type), -EINVAL);
+        assert_return(ndm_family == AF_INET  ||
+                      ndm_family == AF_INET6 ||
+                      ndm_family == PF_BRIDGE, -EINVAL);
+        assert_return(ret, -EINVAL);
+
+        r = message_new(rtnl, ret, nlmsg_type);
+        if (r < 0)
+                return r;
+
+        if (nlmsg_type == RTM_NEWNEIGH)
+                (*ret)->hdr->nlmsg_flags |= NLM_F_CREATE | NLM_F_APPEND;
+
+        ndm = NLMSG_DATA((*ret)->hdr);
+
+        ndm->ndm_family = ndm_family;
+        ndm->ndm_ifindex = index;
+
+        return 0;
+}
+
+int sd_rtnl_message_link_set_flags(sd_netlink_message *m, unsigned flags, unsigned change) {
+        struct ifinfomsg *ifi;
+
+        assert_return(m, -EINVAL);
+        assert_return(m->hdr, -EINVAL);
+        assert_return(rtnl_message_type_is_link(m->hdr->nlmsg_type), -EINVAL);
+        assert_return(change, -EINVAL);
+
+        ifi = NLMSG_DATA(m->hdr);
+
+        ifi->ifi_flags = flags;
+        ifi->ifi_change = change;
+
+        return 0;
+}
+
+int sd_rtnl_message_link_set_type(sd_netlink_message *m, unsigned type) {
+        struct ifinfomsg *ifi;
+
+        assert_return(m, -EINVAL);
+        assert_return(m->hdr, -EINVAL);
+        assert_return(rtnl_message_type_is_link(m->hdr->nlmsg_type), -EINVAL);
+
+        ifi = NLMSG_DATA(m->hdr);
+
+        ifi->ifi_type = type;
+
+        return 0;
+}
+
+int sd_rtnl_message_link_set_family(sd_netlink_message *m, unsigned family) {
+        struct ifinfomsg *ifi;
+
+        assert_return(m, -EINVAL);
+        assert_return(m->hdr, -EINVAL);
+        assert_return(rtnl_message_type_is_link(m->hdr->nlmsg_type), -EINVAL);
+
+        ifi = NLMSG_DATA(m->hdr);
+
+        ifi->ifi_family = family;
+
+        return 0;
+}
+
+int sd_rtnl_message_new_link(sd_netlink *rtnl, sd_netlink_message **ret,
+                             uint16_t nlmsg_type, int index) {
+        struct ifinfomsg *ifi;
+        int r;
+
+        assert_return(rtnl_message_type_is_link(nlmsg_type), -EINVAL);
+        assert_return(nlmsg_type != RTM_DELLINK || index > 0, -EINVAL);
+        assert_return(ret, -EINVAL);
+
+        r = message_new(rtnl, ret, nlmsg_type);
+        if (r < 0)
+                return r;
+
+        if (nlmsg_type == RTM_NEWLINK)
+                (*ret)->hdr->nlmsg_flags |= NLM_F_CREATE | NLM_F_EXCL;
+
+        ifi = NLMSG_DATA((*ret)->hdr);
+
+        ifi->ifi_family = AF_UNSPEC;
+        ifi->ifi_index = index;
+
+        return 0;
+}
+
+int sd_rtnl_message_addr_set_prefixlen(sd_netlink_message *m, unsigned char prefixlen) {
+        struct ifaddrmsg *ifa;
+
+        assert_return(m, -EINVAL);
+        assert_return(m->hdr, -EINVAL);
+        assert_return(rtnl_message_type_is_addr(m->hdr->nlmsg_type), -EINVAL);
+
+        ifa = NLMSG_DATA(m->hdr);
+
+        if ((ifa->ifa_family == AF_INET && prefixlen > 32) ||
+            (ifa->ifa_family == AF_INET6 && prefixlen > 128))
+                return -ERANGE;
+
+        ifa->ifa_prefixlen = prefixlen;
+
+        return 0;
+}
+
+int sd_rtnl_message_addr_set_flags(sd_netlink_message *m, unsigned char flags) {
+        struct ifaddrmsg *ifa;
+
+        assert_return(m, -EINVAL);
+        assert_return(m->hdr, -EINVAL);
+        assert_return(rtnl_message_type_is_addr(m->hdr->nlmsg_type), -EINVAL);
+
+        ifa = NLMSG_DATA(m->hdr);
+
+        ifa->ifa_flags = flags;
+
+        return 0;
+}
+
+int sd_rtnl_message_addr_set_scope(sd_netlink_message *m, unsigned char scope) {
+        struct ifaddrmsg *ifa;
+
+        assert_return(m, -EINVAL);
+        assert_return(m->hdr, -EINVAL);
+        assert_return(rtnl_message_type_is_addr(m->hdr->nlmsg_type), -EINVAL);
+
+        ifa = NLMSG_DATA(m->hdr);
+
+        ifa->ifa_scope = scope;
+
+        return 0;
+}
+
+int sd_rtnl_message_addr_get_family(sd_netlink_message *m, int *family) {
+        struct ifaddrmsg *ifa;
+
+        assert_return(m, -EINVAL);
+        assert_return(m->hdr, -EINVAL);
+        assert_return(rtnl_message_type_is_addr(m->hdr->nlmsg_type), -EINVAL);
+        assert_return(family, -EINVAL);
+
+        ifa = NLMSG_DATA(m->hdr);
+
+        *family = ifa->ifa_family;
+
+        return 0;
+}
+
+int sd_rtnl_message_addr_get_prefixlen(sd_netlink_message *m, unsigned char *prefixlen) {
+        struct ifaddrmsg *ifa;
+
+        assert_return(m, -EINVAL);
+        assert_return(m->hdr, -EINVAL);
+        assert_return(rtnl_message_type_is_addr(m->hdr->nlmsg_type), -EINVAL);
+        assert_return(prefixlen, -EINVAL);
+
+        ifa = NLMSG_DATA(m->hdr);
+
+        *prefixlen = ifa->ifa_prefixlen;
+
+        return 0;
+}
+
+int sd_rtnl_message_addr_get_scope(sd_netlink_message *m, unsigned char *scope) {
+        struct ifaddrmsg *ifa;
+
+        assert_return(m, -EINVAL);
+        assert_return(m->hdr, -EINVAL);
+        assert_return(rtnl_message_type_is_addr(m->hdr->nlmsg_type), -EINVAL);
+        assert_return(scope, -EINVAL);
+
+        ifa = NLMSG_DATA(m->hdr);
+
+        *scope = ifa->ifa_scope;
+
+        return 0;
+}
+
+int sd_rtnl_message_addr_get_flags(sd_netlink_message *m, unsigned char *flags) {
+        struct ifaddrmsg *ifa;
+
+        assert_return(m, -EINVAL);
+        assert_return(m->hdr, -EINVAL);
+        assert_return(rtnl_message_type_is_addr(m->hdr->nlmsg_type), -EINVAL);
+        assert_return(flags, -EINVAL);
+
+        ifa = NLMSG_DATA(m->hdr);
+
+        *flags = ifa->ifa_flags;
+
+        return 0;
+}
+
+int sd_rtnl_message_addr_get_ifindex(sd_netlink_message *m, int *ifindex) {
+        struct ifaddrmsg *ifa;
+
+        assert_return(m, -EINVAL);
+        assert_return(m->hdr, -EINVAL);
+        assert_return(rtnl_message_type_is_addr(m->hdr->nlmsg_type), -EINVAL);
+        assert_return(ifindex, -EINVAL);
+
+        ifa = NLMSG_DATA(m->hdr);
+
+        *ifindex = ifa->ifa_index;
+
+        return 0;
+}
+
+int sd_rtnl_message_new_addr(sd_netlink *rtnl, sd_netlink_message **ret,
+                             uint16_t nlmsg_type, int index,
+                             int family) {
+        struct ifaddrmsg *ifa;
+        int r;
+
+        assert_return(rtnl_message_type_is_addr(nlmsg_type), -EINVAL);
+        assert_return((nlmsg_type == RTM_GETADDR && index == 0) ||
+                      index > 0, -EINVAL);
+        assert_return((nlmsg_type == RTM_GETADDR && family == AF_UNSPEC) ||
+                      family == AF_INET || family == AF_INET6, -EINVAL);
+        assert_return(ret, -EINVAL);
+
+        r = message_new(rtnl, ret, nlmsg_type);
+        if (r < 0)
+                return r;
+
+        if (nlmsg_type == RTM_GETADDR)
+                (*ret)->hdr->nlmsg_flags |= NLM_F_DUMP;
+
+        ifa = NLMSG_DATA((*ret)->hdr);
+
+        ifa->ifa_index = index;
+        ifa->ifa_family = family;
+        if (family == AF_INET)
+                ifa->ifa_prefixlen = 32;
+        else if (family == AF_INET6)
+                ifa->ifa_prefixlen = 128;
+
+        return 0;
+}
+
+int sd_rtnl_message_new_addr_update(sd_netlink *rtnl, sd_netlink_message **ret,
+                             int index, int family) {
+        int r;
+
+        r = sd_rtnl_message_new_addr(rtnl, ret, RTM_NEWADDR, index, family);
+        if (r < 0)
+                return r;
+
+        (*ret)->hdr->nlmsg_flags |= NLM_F_REPLACE;
+
+        return 0;
+}
+
+int sd_rtnl_message_link_get_ifindex(sd_netlink_message *m, int *ifindex) {
+        struct ifinfomsg *ifi;
+
+        assert_return(m, -EINVAL);
+        assert_return(m->hdr, -EINVAL);
+        assert_return(rtnl_message_type_is_link(m->hdr->nlmsg_type), -EINVAL);
+        assert_return(ifindex, -EINVAL);
+
+        ifi = NLMSG_DATA(m->hdr);
+
+        *ifindex = ifi->ifi_index;
+
+        return 0;
+}
+
+int sd_rtnl_message_link_get_flags(sd_netlink_message *m, unsigned *flags) {
+        struct ifinfomsg *ifi;
+
+        assert_return(m, -EINVAL);
+        assert_return(m->hdr, -EINVAL);
+        assert_return(rtnl_message_type_is_link(m->hdr->nlmsg_type), -EINVAL);
+        assert_return(flags, -EINVAL);
+
+        ifi = NLMSG_DATA(m->hdr);
+
+        *flags = ifi->ifi_flags;
+
+        return 0;
+}
+
+int sd_rtnl_message_link_get_type(sd_netlink_message *m, unsigned *type) {
+        struct ifinfomsg *ifi;
+
+        assert_return(m, -EINVAL);
+        assert_return(m->hdr, -EINVAL);
+        assert_return(rtnl_message_type_is_link(m->hdr->nlmsg_type), -EINVAL);
+        assert_return(type, -EINVAL);
+
+        ifi = NLMSG_DATA(m->hdr);
+
+        *type = ifi->ifi_type;
+
+        return 0;
+}
+
+int sd_rtnl_message_get_family(sd_netlink_message *m, int *family) {
+        assert_return(m, -EINVAL);
+        assert_return(family, -EINVAL);
+
+        assert(m->hdr);
+
+        if (rtnl_message_type_is_link(m->hdr->nlmsg_type)) {
+                struct ifinfomsg *ifi;
+
+                ifi = NLMSG_DATA(m->hdr);
+
+                *family = ifi->ifi_family;
+
+                return 0;
+        } else if (rtnl_message_type_is_route(m->hdr->nlmsg_type)) {
+                struct rtmsg *rtm;
+
+                rtm = NLMSG_DATA(m->hdr);
+
+                *family = rtm->rtm_family;
+
+                return 0;
+        } else if (rtnl_message_type_is_neigh(m->hdr->nlmsg_type)) {
+                struct ndmsg *ndm;
+
+                ndm = NLMSG_DATA(m->hdr);
+
+                *family = ndm->ndm_family;
+
+                return 0;
+        } else if (rtnl_message_type_is_addr(m->hdr->nlmsg_type)) {
+                struct ifaddrmsg *ifa;
+
+                ifa = NLMSG_DATA(m->hdr);
+
+                *family = ifa->ifa_family;
+
+                return 0;
+        }
+
+        return -EOPNOTSUPP;
+}

src/libsystemd/sd-netlink/sd-netlink.c

@@ -27,16 +27,16 @@
 #include "util.h"
 #include "hashmap.h"
 
-#include "sd-rtnl.h"
-#include "rtnl-internal.h"
-#include "rtnl-util.h"
+#include "sd-netlink.h"
+#include "netlink-internal.h"
+#include "netlink-util.h"
 
-static int sd_rtnl_new(sd_rtnl **ret) {
-        _cleanup_rtnl_unref_ sd_rtnl *rtnl = NULL;
+static int sd_netlink_new(sd_netlink **ret) {
+        _cleanup_netlink_unref_ sd_netlink *rtnl = NULL;
 
         assert_return(ret, -EINVAL);
 
-        rtnl = new0(sd_rtnl, 1);
+        rtnl = new0(sd_netlink, 1);
         if (!rtnl)
                 return -ENOMEM;
 
@@ -50,11 +50,6 @@ static int sd_rtnl_new(sd_rtnl **ret) {
 
         LIST_HEAD_INIT(rtnl->match_callbacks);
 
-        /* We guarantee that wqueue always has space for at least
-         * one entry */
-        if (!GREEDY_REALLOC(rtnl->wqueue, rtnl->wqueue_allocated, 1))
-                return -ENOMEM;
-
         /* We guarantee that the read buffer has at least space for
          * a message header */
         if (!greedy_realloc((void**)&rtnl->rbuffer, &rtnl->rbuffer_allocated,
@@ -72,14 +67,14 @@ static int sd_rtnl_new(sd_rtnl **ret) {
         return 0;
 }
 
-int sd_rtnl_new_from_netlink(sd_rtnl **ret, int fd) {
-        _cleanup_rtnl_unref_ sd_rtnl *rtnl = NULL;
+int sd_netlink_new_from_netlink(sd_netlink **ret, int fd) {
+        _cleanup_netlink_unref_ sd_netlink *rtnl = NULL;
         socklen_t addrlen;
         int r;
 
         assert_return(ret, -EINVAL);
 
-        r = sd_rtnl_new(&rtnl);
+        r = sd_netlink_new(&rtnl);
         if (r < 0)
                 return r;
 
@@ -97,7 +92,7 @@ int sd_rtnl_new_from_netlink(sd_rtnl **ret, int fd) {
         return 0;
 }
 
-static bool rtnl_pid_changed(sd_rtnl *rtnl) {
+static bool rtnl_pid_changed(sd_netlink *rtnl) {
         assert(rtnl);
 
         /* We don't support people creating an rtnl connection and
@@ -106,50 +101,38 @@ static bool rtnl_pid_changed(sd_rtnl *rtnl) {
         return rtnl->original_pid != getpid();
 }
 
-int sd_rtnl_open_fd(sd_rtnl **ret, int fd) {
-        _cleanup_rtnl_unref_ sd_rtnl *rtnl = NULL;
-        socklen_t addrlen;
-        int r, one = 1;
+int sd_netlink_open_fd(sd_netlink **ret, int fd) {
+        _cleanup_netlink_unref_ sd_netlink *rtnl = NULL;
+        int r;
 
         assert_return(ret, -EINVAL);
         assert_return(fd >= 0, -EINVAL);
 
-        r = sd_rtnl_new(&rtnl);
+        r = sd_netlink_new(&rtnl);
         if (r < 0)
                 return r;
 
-        r = setsockopt(fd, SOL_NETLINK, NETLINK_PKTINFO, &one, sizeof(one));
-        if (r < 0)
-                return -errno;
-
-        addrlen = sizeof(rtnl->sockaddr);
-
-        r = bind(fd, &rtnl->sockaddr.sa, addrlen);
-        /* ignore EINVAL to allow opening an already bound socket */
-        if (r < 0 && errno != EINVAL)
-                return -errno;
-
-        r = getsockname(fd, &rtnl->sockaddr.sa, &addrlen);
-        if (r < 0)
-                return -errno;
-
         rtnl->fd = fd;
 
+        r = socket_bind(rtnl);
+        if (r < 0)
+                return r;
+
         *ret = rtnl;
         rtnl = NULL;
 
         return 0;
 }
 
-int sd_rtnl_open(sd_rtnl **ret) {
+int sd_netlink_open(sd_netlink **ret) {
         _cleanup_close_ int fd = -1;
         int r;
 
-        fd = socket(PF_NETLINK, SOCK_RAW|SOCK_CLOEXEC|SOCK_NONBLOCK, NETLINK_ROUTE);
+        fd = socket_open(NETLINK_ROUTE);
         if (fd < 0)
-                return -errno;
+                return fd;
 
-        r = sd_rtnl_open_fd(ret, fd);
+        r = sd_netlink_open_fd(ret, fd);
         if (r < 0)
                 return r;
 
@@ -158,25 +141,11 @@ int sd_rtnl_open(sd_rtnl **ret) {
         return 0;
 }
 
-static int rtnl_join_broadcast_group(sd_rtnl *rtnl, unsigned group) {
-        int r;
-
-        assert(rtnl);
-        assert(rtnl->fd >= 0);
-        assert(group > 0);
-
-        r = setsockopt(rtnl->fd, SOL_NETLINK, NETLINK_ADD_MEMBERSHIP, &group, sizeof(group));
-        if (r < 0)
-                return -errno;
-
-        return 0;
-}
-
-int sd_rtnl_inc_rcvbuf(const sd_rtnl *const rtnl, const int size) {
+int sd_netlink_inc_rcvbuf(const sd_netlink *const rtnl, const int size) {
         return fd_inc_rcvbuf(rtnl->fd, size);
 }
 
-sd_rtnl *sd_rtnl_ref(sd_rtnl *rtnl) {
+sd_netlink *sd_netlink_ref(sd_netlink *rtnl) {
         assert_return(rtnl, NULL);
         assert_return(!rtnl_pid_changed(rtnl), NULL);
 
@@ -186,7 +155,7 @@ sd_rtnl *sd_rtnl_ref(sd_rtnl *rtnl) {
         return rtnl;
 }
 
-sd_rtnl *sd_rtnl_unref(sd_rtnl *rtnl) {
+sd_netlink *sd_netlink_unref(sd_netlink *rtnl) {
         if (!rtnl)
                 return NULL;
 
@@ -197,17 +166,13 @@ sd_rtnl *sd_rtnl_unref(sd_rtnl *rtnl) {
                 unsigned i;
 
                 for (i = 0; i < rtnl->rqueue_size; i++)
-                        sd_rtnl_message_unref(rtnl->rqueue[i]);
+                        sd_netlink_message_unref(rtnl->rqueue[i]);
                 free(rtnl->rqueue);
 
                 for (i = 0; i < rtnl->rqueue_partial_size; i++)
-                        sd_rtnl_message_unref(rtnl->rqueue_partial[i]);
+                        sd_netlink_message_unref(rtnl->rqueue_partial[i]);
                 free(rtnl->rqueue_partial);
 
-                for (i = 0; i < rtnl->wqueue_size; i++)
-                        sd_rtnl_message_unref(rtnl->wqueue[i]);
-                free(rtnl->wqueue);
-
                 free(rtnl->rbuffer);
 
                 hashmap_free_free(rtnl->reply_callbacks);
@@ -215,7 +180,6 @@ sd_rtnl *sd_rtnl_unref(sd_rtnl *rtnl) {
 
                 sd_event_source_unref(rtnl->io_event_source);
                 sd_event_source_unref(rtnl->time_event_source);
-                sd_event_source_unref(rtnl->exit_event_source);
                 sd_event_unref(rtnl->event);
 
                 while ((f = rtnl->match_callbacks)) {
@@ -230,7 +194,7 @@ sd_rtnl *sd_rtnl_unref(sd_rtnl *rtnl) {
         return NULL;
 }
 
-static void rtnl_seal_message(sd_rtnl *rtnl, sd_rtnl_message *m) {
+static void rtnl_seal_message(sd_netlink *rtnl, sd_netlink_message *m) {
         assert(rtnl);
         assert(!rtnl_pid_changed(rtnl));
         assert(m);
@@ -245,8 +209,8 @@ static void rtnl_seal_message(sd_rtnl *rtnl, sd_rtnl_message *m) {
         return;
 }
 
-int sd_rtnl_send(sd_rtnl *nl,
-                 sd_rtnl_message *message,
+int sd_netlink_send(sd_netlink *nl,
+                 sd_netlink_message *message,
                  uint32_t *serial) {
         int r;
 
@@ -257,29 +221,9 @@ int sd_rtnl_send(sd_rtnl *nl,
 
         rtnl_seal_message(nl, message);
 
-        if (nl->wqueue_size <= 0) {
-                /* send directly */
-                r = socket_write_message(nl, message);
-                if (r < 0)
-                        return r;
-                else if (r == 0) {
-                        /* nothing was sent, so let's put it on
-                         * the queue */
-                        nl->wqueue[0] = sd_rtnl_message_ref(message);
-                        nl->wqueue_size = 1;
-                }
-        } else {
-                /* append to queue */
-                if (nl->wqueue_size >= RTNL_WQUEUE_MAX) {
-                        log_debug("rtnl: exhausted the write queue size (%d)", RTNL_WQUEUE_MAX);
-                        return -ENOBUFS;
-                }
-
-                if (!GREEDY_REALLOC(nl->wqueue, nl->wqueue_allocated, nl->wqueue_size + 1))
-                        return -ENOMEM;
-
-                nl->wqueue[nl->wqueue_size ++] = sd_rtnl_message_ref(message);
-        }
+        r = socket_write_message(nl, message);
+        if (r < 0)
+                return r;
 
         if (serial)
                 *serial = rtnl_message_get_serial(message);
@@ -287,7 +231,7 @@ int sd_rtnl_send(sd_rtnl *nl,
         return 1;
 }
 
-int rtnl_rqueue_make_room(sd_rtnl *rtnl) {
+int rtnl_rqueue_make_room(sd_netlink *rtnl) {
         assert(rtnl);
 
         if (rtnl->rqueue_size >= RTNL_RQUEUE_MAX) {
@@ -301,7 +245,7 @@ int rtnl_rqueue_make_room(sd_rtnl *rtnl) {
         return 0;
 }
 
-int rtnl_rqueue_partial_make_room(sd_rtnl *rtnl) {
+int rtnl_rqueue_partial_make_room(sd_netlink *rtnl) {
         assert(rtnl);
 
         if (rtnl->rqueue_partial_size >= RTNL_RQUEUE_MAX) {
@@ -316,7 +260,7 @@ int rtnl_rqueue_partial_make_room(sd_rtnl *rtnl) {
         return 0;
 }
 
-static int dispatch_rqueue(sd_rtnl *rtnl, sd_rtnl_message **message) {
+static int dispatch_rqueue(sd_netlink *rtnl, sd_netlink_message **message) {
         int r;
 
         assert(rtnl);
@@ -332,38 +276,13 @@ static int dispatch_rqueue(sd_rtnl *rtnl, sd_rtnl_message **message) {
         /* Dispatch a queued message */
         *message = rtnl->rqueue[0];
         rtnl->rqueue_size --;
-        memmove(rtnl->rqueue, rtnl->rqueue + 1, sizeof(sd_rtnl_message*) * rtnl->rqueue_size);
+        memmove(rtnl->rqueue, rtnl->rqueue + 1, sizeof(sd_netlink_message*) * rtnl->rqueue_size);
 
         return 1;
 }
 
-static int dispatch_wqueue(sd_rtnl *rtnl) {
-        int r, ret = 0;
-
-        assert(rtnl);
-
-        while (rtnl->wqueue_size > 0) {
-                r = socket_write_message(rtnl, rtnl->wqueue[0]);
-                if (r < 0)
-                        return r;
-                else if (r == 0)
-                        /* Didn't do anything this time */
-                        return ret;
-                else {
-                        /* see equivalent in sd-bus.c */
-                        sd_rtnl_message_unref(rtnl->wqueue[0]);
-                        rtnl->wqueue_size --;
-                        memmove(rtnl->wqueue, rtnl->wqueue + 1, sizeof(sd_rtnl_message*) * rtnl->wqueue_size);
-
-                        ret = 1;
-                }
-        }
-
-        return ret;
-}
-
-static int process_timeout(sd_rtnl *rtnl) {
-        _cleanup_rtnl_message_unref_ sd_rtnl_message *m = NULL;
+static int process_timeout(sd_netlink *rtnl) {
+        _cleanup_netlink_message_unref_ sd_netlink_message *m = NULL;
         struct reply_callback *c;
         usec_t n;
         int r;
@@ -387,14 +306,14 @@ static int process_timeout(sd_rtnl *rtnl) {
 
         r = c->callback(rtnl, m, c->userdata);
         if (r < 0)
-                log_debug_errno(r, "sd-rtnl: timedout callback failed: %m");
+                log_debug_errno(r, "sd-netlink: timedout callback failed: %m");
 
         free(c);
 
         return 1;
 }
 
-static int process_reply(sd_rtnl *rtnl, sd_rtnl_message *m) {
+static int process_reply(sd_netlink *rtnl, sd_netlink_message *m) {
         _cleanup_free_ struct reply_callback *c = NULL;
         uint64_t serial;
         uint16_t type;
@@ -411,7 +330,7 @@ static int process_reply(sd_rtnl *rtnl, sd_rtnl_message *m) {
         if (c->timeout != 0)
                 prioq_remove(rtnl->reply_callbacks_prioq, c, &c->prioq_idx);
 
-        r = sd_rtnl_message_get_type(m, &type);
+        r = sd_netlink_message_get_type(m, &type);
         if (r < 0)
                 return 0;
 
@@ -420,12 +339,12 @@ static int process_reply(sd_rtnl *rtnl, sd_rtnl_message *m) {
 
         r = c->callback(rtnl, m, c->userdata);
         if (r < 0)
-                log_debug_errno(r, "sd-rtnl: callback failed: %m");
+                log_debug_errno(r, "sd-netlink: callback failed: %m");
 
         return 1;
 }
 
-static int process_match(sd_rtnl *rtnl, sd_rtnl_message *m) {
+static int process_match(sd_netlink *rtnl, sd_netlink_message *m) {
         struct match_callback *c;
         uint16_t type;
         int r;
@@ -433,7 +352,7 @@ static int process_match(sd_rtnl *rtnl, sd_rtnl_message *m) {
         assert(rtnl);
         assert(m);
 
-        r = sd_rtnl_message_get_type(m, &type);
+        r = sd_netlink_message_get_type(m, &type);
         if (r < 0)
                 return r;
 
@@ -442,7 +361,7 @@ static int process_match(sd_rtnl *rtnl, sd_rtnl_message *m) {
                         r = c->callback(rtnl, m, c->userdata);
                         if (r != 0) {
                                 if (r < 0)
-                                        log_debug_errno(r, "sd-rtnl: match callback failed: %m");
+                                        log_debug_errno(r, "sd-netlink: match callback failed: %m");
 
                                 break;
                         }
@@ -452,8 +371,8 @@ static int process_match(sd_rtnl *rtnl, sd_rtnl_message *m) {
         return 1;
 }
 
-static int process_running(sd_rtnl *rtnl, sd_rtnl_message **ret) {
-        _cleanup_rtnl_message_unref_ sd_rtnl_message *m = NULL;
+static int process_running(sd_netlink *rtnl, sd_netlink_message **ret) {
+        _cleanup_netlink_message_unref_ sd_netlink_message *m = NULL;
         int r;
 
         assert(rtnl);
@@ -462,17 +381,13 @@ static int process_running(sd_rtnl *rtnl, sd_rtnl_message **ret) {
         if (r != 0)
                 goto null_message;
 
-        r = dispatch_wqueue(rtnl);
-        if (r != 0)
-                goto null_message;
-
         r = dispatch_rqueue(rtnl, &m);
         if (r < 0)
                 return r;
         if (!m)
                 goto null_message;
 
-        if (sd_rtnl_message_is_broadcast(m)) {
+        if (sd_netlink_message_is_broadcast(m)) {
                 r = process_match(rtnl, m);
                 if (r != 0)
                         goto null_message;
@@ -498,7 +413,7 @@ null_message:
         return r;
 }
 
-int sd_rtnl_process(sd_rtnl *rtnl, sd_rtnl_message **ret) {
+int sd_netlink_process(sd_netlink *rtnl, sd_netlink_message **ret) {
         RTNL_DONT_DESTROY(rtnl);
         int r;
 
@@ -523,7 +438,7 @@ static usec_t calc_elapse(uint64_t usec) {
         return now(CLOCK_MONOTONIC) + usec;
 }
 
-static int rtnl_poll(sd_rtnl *rtnl, bool need_more, uint64_t timeout_usec) {
+static int rtnl_poll(sd_netlink *rtnl, bool need_more, uint64_t timeout_usec) {
         struct pollfd p[1] = {};
         struct timespec ts;
         usec_t m = USEC_INFINITY;
@@ -531,7 +446,7 @@ static int rtnl_poll(sd_rtnl *rtnl, bool need_more, uint64_t timeout_usec) {
 
         assert(rtnl);
 
-        e = sd_rtnl_get_events(rtnl);
+        e = sd_netlink_get_events(rtnl);
         if (e < 0)
                 return e;
 
@@ -544,7 +459,7 @@ static int rtnl_poll(sd_rtnl *rtnl, bool need_more, uint64_t timeout_usec) {
                 /* Caller wants to process if there is something to
                  * process, but doesn't care otherwise */
 
-                r = sd_rtnl_get_timeout(rtnl, &until);
+                r = sd_netlink_get_timeout(rtnl, &until);
                 if (r < 0)
                         return r;
                 if (r > 0) {
@@ -567,7 +482,7 @@ static int rtnl_poll(sd_rtnl *rtnl, bool need_more, uint64_t timeout_usec) {
         return r > 0 ? 1 : 0;
 }
 
-int sd_rtnl_wait(sd_rtnl *nl, uint64_t timeout_usec) {
+int sd_netlink_wait(sd_netlink *nl, uint64_t timeout_usec) {
         assert_return(nl, -EINVAL);
         assert_return(!rtnl_pid_changed(nl), -ECHILD);
 
@@ -595,9 +510,9 @@ static int timeout_compare(const void *a, const void *b) {
         return 0;
 }
 
-int sd_rtnl_call_async(sd_rtnl *nl,
-                       sd_rtnl_message *m,
-                       sd_rtnl_message_handler_t callback,
+int sd_netlink_call_async(sd_netlink *nl,
+                       sd_netlink_message *m,
+                       sd_netlink_message_handler_t callback,
                        void *userdata,
                        uint64_t usec,
                        uint32_t *serial) {
@@ -628,7 +543,7 @@ int sd_rtnl_call_async(sd_rtnl *nl,
         c->userdata = userdata;
         c->timeout = calc_elapse(usec);
 
-        k = sd_rtnl_send(nl, m, &s);
+        k = sd_netlink_send(nl, m, &s);
         if (k < 0) {
                 free(c);
                 return k;
@@ -646,7 +561,7 @@ int sd_rtnl_call_async(sd_rtnl *nl,
                 r = prioq_put(nl->reply_callbacks_prioq, c, &c->prioq_idx);
                 if (r > 0) {
                         c->timeout = 0;
-                        sd_rtnl_call_async_cancel(nl, c->serial);
+                        sd_netlink_call_async_cancel(nl, c->serial);
                         return r;
                 }
         }
@@ -657,7 +572,7 @@ int sd_rtnl_call_async(sd_rtnl *nl,
         return k;
 }
 
-int sd_rtnl_call_async_cancel(sd_rtnl *nl, uint32_t serial) {
+int sd_netlink_call_async_cancel(sd_netlink *nl, uint32_t serial) {
         struct reply_callback *c;
         uint64_t s = serial;
 
@@ -676,10 +591,10 @@ int sd_rtnl_call_async_cancel(sd_rtnl *nl, uint32_t serial) {
         return 1;
 }
 
-int sd_rtnl_call(sd_rtnl *rtnl,
-                sd_rtnl_message *message,
+int sd_netlink_call(sd_netlink *rtnl,
+                sd_netlink_message *message,
                 uint64_t usec,
-                sd_rtnl_message **ret) {
+                sd_netlink_message **ret) {
         usec_t timeout;
         uint32_t serial;
         int r;
@@ -688,7 +603,7 @@ int sd_rtnl_call(sd_rtnl *rtnl,
         assert_return(!rtnl_pid_changed(rtnl), -ECHILD);
         assert_return(message, -EINVAL);
 
-        r = sd_rtnl_send(rtnl, message, &serial);
+        r = sd_netlink_send(rtnl, message, &serial);
         if (r < 0)
                 return r;
 
@@ -704,21 +619,21 @@ int sd_rtnl_call(sd_rtnl *rtnl,
                         received_serial = rtnl_message_get_serial(rtnl->rqueue[i]);
 
                         if (received_serial == serial) {
-                                _cleanup_rtnl_message_unref_ sd_rtnl_message *incoming = NULL;
+                                _cleanup_netlink_message_unref_ sd_netlink_message *incoming = NULL;
                                 uint16_t type;
 
                                 incoming = rtnl->rqueue[i];
 
                                 /* found a match, remove from rqueue and return it */
                                 memmove(rtnl->rqueue + i,rtnl->rqueue + i + 1,
-                                        sizeof(sd_rtnl_message*) * (rtnl->rqueue_size - i - 1));
+                                        sizeof(sd_netlink_message*) * (rtnl->rqueue_size - i - 1));
                                 rtnl->rqueue_size--;
 
-                                r = sd_rtnl_message_get_errno(incoming);
+                                r = sd_netlink_message_get_errno(incoming);
                                 if (r < 0)
                                         return r;
 
-                                r = sd_rtnl_message_get_type(incoming, &type);
+                                r = sd_netlink_message_get_type(incoming, &type);
                                 if (r < 0)
                                         return r;
 
@@ -759,51 +674,20 @@ int sd_rtnl_call(sd_rtnl *rtnl,
                         return r;
                 else if (r == 0)
                         return -ETIMEDOUT;
-
-                r = dispatch_wqueue(rtnl);
-                if (r < 0)
-                        return r;
         }
 }
 
-int sd_rtnl_flush(sd_rtnl *rtnl) {
-        int r;
-
+int sd_netlink_get_events(sd_netlink *rtnl) {
         assert_return(rtnl, -EINVAL);
         assert_return(!rtnl_pid_changed(rtnl), -ECHILD);
 
-        if (rtnl->wqueue_size <= 0)
+        if (rtnl->rqueue_size == 0)
+                return POLLIN;
+        else
                 return 0;
-
-        for (;;) {
-                r = dispatch_wqueue(rtnl);
-                if (r < 0)
-                        return r;
-
-                if (rtnl->wqueue_size <= 0)
-                        return 0;
-
-                r = rtnl_poll(rtnl, false, (uint64_t) -1);
-                if (r < 0)
-                        return r;
-        }
 }
 
-int sd_rtnl_get_events(sd_rtnl *rtnl) {
-        int flags = 0;
-
-        assert_return(rtnl, -EINVAL);
-        assert_return(!rtnl_pid_changed(rtnl), -ECHILD);
-
-        if (rtnl->rqueue_size <= 0)
-                flags |= POLLIN;
-        if (rtnl->wqueue_size > 0)
-                flags |= POLLOUT;
-
-        return flags;
-}
-
-int sd_rtnl_get_timeout(sd_rtnl *rtnl, uint64_t *timeout_usec) {
+int sd_netlink_get_timeout(sd_netlink *rtnl, uint64_t *timeout_usec) {
         struct reply_callback *c;
 
         assert_return(rtnl, -EINVAL);
@@ -827,12 +711,12 @@ int sd_rtnl_get_timeout(sd_rtnl *rtnl, uint64_t *timeout_usec) {
 }
 
 static int io_callback(sd_event_source *s, int fd, uint32_t revents, void *userdata) {
-        sd_rtnl *rtnl = userdata;
+        sd_netlink *rtnl = userdata;
         int r;
 
         assert(rtnl);
 
-        r = sd_rtnl_process(rtnl, NULL);
+        r = sd_netlink_process(rtnl, NULL);
         if (r < 0)
                 return r;
 
@@ -840,12 +724,12 @@ static int io_callback(sd_event_source *s, int fd, uint32_t revents, void *userd
 }
 
 static int time_callback(sd_event_source *s, uint64_t usec, void *userdata) {
-        sd_rtnl *rtnl = userdata;
+        sd_netlink *rtnl = userdata;
         int r;
 
         assert(rtnl);
 
-        r = sd_rtnl_process(rtnl, NULL);
+        r = sd_netlink_process(rtnl, NULL);
         if (r < 0)
                 return r;
 
@@ -853,14 +737,14 @@ static int time_callback(sd_event_source *s, uint64_t usec, void *userdata) {
 }
 
 static int prepare_callback(sd_event_source *s, void *userdata) {
-        sd_rtnl *rtnl = userdata;
+        sd_netlink *rtnl = userdata;
         int r, e;
         usec_t until;
 
         assert(s);
         assert(rtnl);
 
-        e = sd_rtnl_get_events(rtnl);
+        e = sd_netlink_get_events(rtnl);
         if (e < 0)
                 return e;
 
@@ -868,7 +752,7 @@ static int prepare_callback(sd_event_source *s, void *userdata) {
         if (r < 0)
                 return r;
 
-        r = sd_rtnl_get_timeout(rtnl, &until);
+        r = sd_netlink_get_timeout(rtnl, &until);
         if (r < 0)
                 return r;
         if (r > 0) {
@@ -886,17 +770,7 @@ static int prepare_callback(sd_event_source *s, void *userdata) {
         return 1;
 }
 
-static int exit_callback(sd_event_source *event, void *userdata) {
-        sd_rtnl *rtnl = userdata;
-
-        assert(event);
-
-        sd_rtnl_flush(rtnl);
-
-        return 1;
-}
-
-int sd_rtnl_attach_event(sd_rtnl *rtnl, sd_event *event, int priority) {
+int sd_netlink_attach_event(sd_netlink *rtnl, sd_event *event, int priority) {
         int r;
 
         assert_return(rtnl, -EINVAL);
@@ -941,43 +815,29 @@ int sd_rtnl_attach_event(sd_rtnl *rtnl, sd_event *event, int priority) {
         if (r < 0)
                 goto fail;
 
-        r = sd_event_add_exit(rtnl->event, &rtnl->exit_event_source, exit_callback, rtnl);
-        if (r < 0)
-                goto fail;
-
-        r = sd_event_source_set_description(rtnl->exit_event_source, "rtnl-exit");
-        if (r < 0)
-                goto fail;
-
         return 0;
 
 fail:
-        sd_rtnl_detach_event(rtnl);
+        sd_netlink_detach_event(rtnl);
         return r;
 }
 
-int sd_rtnl_detach_event(sd_rtnl *rtnl) {
+int sd_netlink_detach_event(sd_netlink *rtnl) {
         assert_return(rtnl, -EINVAL);
         assert_return(rtnl->event, -ENXIO);
 
-        if (rtnl->io_event_source)
-                rtnl->io_event_source = sd_event_source_unref(rtnl->io_event_source);
+        rtnl->io_event_source = sd_event_source_unref(rtnl->io_event_source);
 
-        if (rtnl->time_event_source)
-                rtnl->time_event_source = sd_event_source_unref(rtnl->time_event_source);
+        rtnl->time_event_source = sd_event_source_unref(rtnl->time_event_source);
 
-        if (rtnl->exit_event_source)
-                rtnl->exit_event_source = sd_event_source_unref(rtnl->exit_event_source);
-
-        if (rtnl->event)
-                rtnl->event = sd_event_unref(rtnl->event);
+        rtnl->event = sd_event_unref(rtnl->event);
 
         return 0;
 }
 
-int sd_rtnl_add_match(sd_rtnl *rtnl,
+int sd_netlink_add_match(sd_netlink *rtnl,
                       uint16_t type,
-                      sd_rtnl_message_handler_t callback,
+                      sd_netlink_message_handler_t callback,
                       void *userdata) {
         _cleanup_free_ struct match_callback *c = NULL;
         int r;
@@ -999,7 +859,7 @@ int sd_rtnl_add_match(sd_rtnl *rtnl,
                 case RTM_SETLINK:
                 case RTM_GETLINK:
                 case RTM_DELLINK:
-                        r = rtnl_join_broadcast_group(rtnl, RTNLGRP_LINK);
+                        r = socket_join_broadcast_group(rtnl, RTNLGRP_LINK);
                         if (r < 0)
                                 return r;
 
@@ -1007,11 +867,11 @@ int sd_rtnl_add_match(sd_rtnl *rtnl,
                 case RTM_NEWADDR:
                 case RTM_GETADDR:
                 case RTM_DELADDR:
-                        r = rtnl_join_broadcast_group(rtnl, RTNLGRP_IPV4_IFADDR);
+                        r = socket_join_broadcast_group(rtnl, RTNLGRP_IPV4_IFADDR);
                         if (r < 0)
                                 return r;
 
-                        r = rtnl_join_broadcast_group(rtnl, RTNLGRP_IPV6_IFADDR);
+                        r = socket_join_broadcast_group(rtnl, RTNLGRP_IPV6_IFADDR);
                         if (r < 0)
                                 return r;
 
@@ -1027,9 +887,9 @@ int sd_rtnl_add_match(sd_rtnl *rtnl,
         return 0;
 }
 
-int sd_rtnl_remove_match(sd_rtnl *rtnl,
+int sd_netlink_remove_match(sd_netlink *rtnl,
                          uint16_t type,
-                         sd_rtnl_message_handler_t callback,
+                         sd_netlink_message_handler_t callback,
                          void *userdata) {
         struct match_callback *c;
 

src/libsystemd/sd-netlink/test-netlink.c

@@ -0,0 +1,440 @@
+/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
+
+/***
+  This file is part of systemd.
+
+  Copyright 2013 Tom Gundersen <teg@jklm.no>
+
+  systemd is free software; you can redistribute it and/or modify it
+  under the terms of the GNU Lesser General Public License as published by
+  the Free Software Foundation; either version 2.1 of the License, or
+  (at your option) any later version.
+
+  systemd is distributed in the hope that it will be useful, but
+  WITHOUT ANY WARRANTY; without even the implied warranty of
+  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+  Lesser General Public License for more details.
+
+  You should have received a copy of the GNU Lesser General Public License
+  along with systemd; If not, see <http://www.gnu.org/licenses/>.
+***/
+
+#include <netinet/ether.h>
+#include <net/if.h>
+
+#include "util.h"
+#include "macro.h"
+#include "sd-netlink.h"
+#include "socket-util.h"
+#include "netlink-util.h"
+#include "event-util.h"
+#include "missing.h"
+
+static void test_message_link_bridge(sd_netlink *rtnl) {
+        _cleanup_netlink_message_unref_ sd_netlink_message *message = NULL;
+        uint32_t cost;
+
+        assert_se(sd_rtnl_message_new_link(rtnl, &message, RTM_NEWLINK, 1) >= 0);
+        assert_se(sd_rtnl_message_link_set_family(message, PF_BRIDGE) >= 0);
+        assert_se(sd_netlink_message_open_container(message, IFLA_PROTINFO) >= 0);
+        assert_se(sd_netlink_message_append_u32(message, IFLA_BRPORT_COST, 10) >= 0);
+        assert_se(sd_netlink_message_close_container(message) >= 0);
+
+        assert_se(sd_netlink_message_rewind(message) >= 0);
+
+        assert_se(sd_netlink_message_enter_container(message, IFLA_PROTINFO) >= 0);
+        assert_se(sd_netlink_message_read_u32(message, IFLA_BRPORT_COST, &cost) >= 0);
+        assert_se(cost == 10);
+        assert_se(sd_netlink_message_exit_container(message) >= 0);
+}
+
+static void test_link_configure(sd_netlink *rtnl, int ifindex) {
+        _cleanup_netlink_message_unref_ sd_netlink_message *message = NULL;
+        const char *mac = "98:fe:94:3f:c6:18", *name = "test";
+        char buffer[ETHER_ADDR_TO_STRING_MAX];
+        unsigned int mtu = 1450, mtu_out;
+        const char *name_out;
+        struct ether_addr mac_out;
+
+        /* we'd really like to test NEWLINK, but let's not mess with the running kernel */
+        assert_se(sd_rtnl_message_new_link(rtnl, &message, RTM_GETLINK, ifindex) >= 0);
+        assert_se(sd_netlink_message_append_string(message, IFLA_IFNAME, name) >= 0);
+        assert_se(sd_netlink_message_append_ether_addr(message, IFLA_ADDRESS, ether_aton(mac)) >= 0);
+        assert_se(sd_netlink_message_append_u32(message, IFLA_MTU, mtu) >= 0);
+
+        assert_se(sd_netlink_call(rtnl, message, 0, NULL) == 1);
+        assert_se(sd_netlink_message_rewind(message) >= 0);
+
+        assert_se(sd_netlink_message_read_string(message, IFLA_IFNAME, &name_out) >= 0);
+        assert_se(streq(name, name_out));
+
+        assert_se(sd_netlink_message_read_ether_addr(message, IFLA_ADDRESS, &mac_out) >= 0);
+        assert_se(streq(mac, ether_addr_to_string(&mac_out, buffer)));
+
+        assert_se(sd_netlink_message_read_u32(message, IFLA_MTU, &mtu_out) >= 0);
+        assert_se(mtu == mtu_out);
+}
+
+static void test_link_get(sd_netlink *rtnl, int ifindex) {
+        sd_netlink_message *m;
+        sd_netlink_message *r;
+        unsigned int mtu = 1500;
+        const char *str_data;
+        uint8_t u8_data;
+        uint32_t u32_data;
+        struct ether_addr eth_data;
+
+        assert_se(sd_rtnl_message_new_link(rtnl, &m, RTM_GETLINK, ifindex) >= 0);
+        assert_se(m);
+
+        /* u8 test cases  */
+        assert_se(sd_netlink_message_append_u8(m, IFLA_CARRIER, 0) >= 0);
+        assert_se(sd_netlink_message_append_u8(m, IFLA_OPERSTATE, 0) >= 0);
+        assert_se(sd_netlink_message_append_u8(m, IFLA_LINKMODE, 0) >= 0);
+
+        /* u32 test cases */
+        assert_se(sd_netlink_message_append_u32(m, IFLA_MTU, mtu) >= 0);
+        assert_se(sd_netlink_message_append_u32(m, IFLA_GROUP, 0) >= 0);
+        assert_se(sd_netlink_message_append_u32(m, IFLA_TXQLEN, 0) >= 0);
+        assert_se(sd_netlink_message_append_u32(m, IFLA_NUM_TX_QUEUES, 0) >= 0);
+        assert_se(sd_netlink_message_append_u32(m, IFLA_NUM_RX_QUEUES, 0) >= 0);
+
+        assert_se(sd_netlink_call(rtnl, m, -1, &r) == 1);
+
+        assert_se(sd_netlink_message_read_string(r, IFLA_IFNAME, &str_data) == 0);
+
+        assert_se(sd_netlink_message_read_u8(r, IFLA_CARRIER, &u8_data) == 0);
+        assert_se(sd_netlink_message_read_u8(r, IFLA_OPERSTATE, &u8_data) == 0);
+        assert_se(sd_netlink_message_read_u8(r, IFLA_LINKMODE, &u8_data) == 0);
+
+        assert_se(sd_netlink_message_read_u32(r, IFLA_MTU, &u32_data) == 0);
+        assert_se(sd_netlink_message_read_u32(r, IFLA_GROUP, &u32_data) == 0);
+        assert_se(sd_netlink_message_read_u32(r, IFLA_TXQLEN, &u32_data) == 0);
+        assert_se(sd_netlink_message_read_u32(r, IFLA_NUM_TX_QUEUES, &u32_data) == 0);
+        assert_se(sd_netlink_message_read_u32(r, IFLA_NUM_RX_QUEUES, &u32_data) == 0);
+
+        assert_se(sd_netlink_message_read_ether_addr(r, IFLA_ADDRESS, &eth_data) == 0);
+
+        assert_se((m = sd_netlink_message_unref(m)) == NULL);
+        assert_se((r = sd_netlink_message_unref(r)) == NULL);
+}
+
+
+static void test_address_get(sd_netlink *rtnl, int ifindex) {
+        sd_netlink_message *m;
+        sd_netlink_message *r;
+        struct in_addr in_data;
+        struct ifa_cacheinfo cache;
+        const char *label;
+
+        assert_se(sd_rtnl_message_new_addr(rtnl, &m, RTM_GETADDR, ifindex, AF_INET) >= 0);
+        assert_se(m);
+
+        assert_se(sd_netlink_call(rtnl, m, -1, &r) == 1);
+
+        assert_se(sd_netlink_message_read_in_addr(r, IFA_LOCAL, &in_data) == 0);
+        assert_se(sd_netlink_message_read_in_addr(r, IFA_ADDRESS, &in_data) == 0);
+        assert_se(sd_netlink_message_read_string(r, IFA_LABEL, &label) == 0);
+        assert_se(sd_netlink_message_read_cache_info(r, IFA_CACHEINFO, &cache) == 0);
+
+        assert_se((m = sd_netlink_message_unref(m)) == NULL);
+        assert_se((r = sd_netlink_message_unref(r)) == NULL);
+
+}
+
+static void test_route(void) {
+        _cleanup_netlink_message_unref_ sd_netlink_message *req;
+        struct in_addr addr, addr_data;
+        uint32_t index = 2, u32_data;
+        int r;
+
+        r = sd_rtnl_message_new_route(NULL, &req, RTM_NEWROUTE, AF_INET, RTPROT_STATIC);
+        if (r < 0) {
+                log_error_errno(r, "Could not create RTM_NEWROUTE message: %m");
+                return;
+        }
+
+        addr.s_addr = htonl(INADDR_LOOPBACK);
+
+        r = sd_netlink_message_append_in_addr(req, RTA_GATEWAY, &addr);
+        if (r < 0) {
+                log_error_errno(r, "Could not append RTA_GATEWAY attribute: %m");
+                return;
+        }
+
+        r = sd_netlink_message_append_u32(req, RTA_OIF, index);
+        if (r < 0) {
+                log_error_errno(r, "Could not append RTA_OIF attribute: %m");
+                return;
+        }
+
+        assert_se(sd_netlink_message_rewind(req) >= 0);
+
+        assert_se(sd_netlink_message_read_in_addr(req, RTA_GATEWAY, &addr_data) >= 0);
+        assert_se(addr_data.s_addr == addr.s_addr);
+
+        assert_se(sd_netlink_message_read_u32(req, RTA_OIF, &u32_data) >= 0);
+        assert_se(u32_data == index);
+
+        assert_se((req = sd_netlink_message_unref(req)) == NULL);
+}
+
+static void test_multiple(void) {
+        sd_netlink *rtnl1, *rtnl2;
+
+        assert_se(sd_netlink_open(&rtnl1) >= 0);
+        assert_se(sd_netlink_open(&rtnl2) >= 0);
+
+        rtnl1 = sd_netlink_unref(rtnl1);
+        rtnl2 = sd_netlink_unref(rtnl2);
+}
+
+static int link_handler(sd_netlink *rtnl, sd_netlink_message *m, void *userdata) {
+        char *ifname = userdata;
+        const char *data;
+
+        assert_se(rtnl);
+        assert_se(m);
+
+        log_info("got link info about %s", ifname);
+        free(ifname);
+
+        assert_se(sd_netlink_message_read_string(m, IFLA_IFNAME, &data) >= 0);
+        assert_se(streq(data, "lo"));
+
+        return 1;
+}
+
+static void test_event_loop(int ifindex) {
+        _cleanup_event_unref_ sd_event *event = NULL;
+        _cleanup_netlink_unref_ sd_netlink *rtnl = NULL;
+        _cleanup_netlink_message_unref_ sd_netlink_message *m = NULL;
+        char *ifname;
+
+        ifname = strdup("lo2");
+        assert_se(ifname);
+
+        assert_se(sd_netlink_open(&rtnl) >= 0);
+        assert_se(sd_rtnl_message_new_link(rtnl, &m, RTM_GETLINK, ifindex) >= 0);
+
+        assert_se(sd_netlink_call_async(rtnl, m, &link_handler, ifname, 0, NULL) >= 0);
+
+        assert_se(sd_event_default(&event) >= 0);
+
+        assert_se(sd_netlink_attach_event(rtnl, event, 0) >= 0);
+
+        assert_se(sd_event_run(event, 0) >= 0);
+
+        assert_se(sd_netlink_detach_event(rtnl) >= 0);
+
+        assert_se((rtnl = sd_netlink_unref(rtnl)) == NULL);
+}
+
+static int pipe_handler(sd_netlink *rtnl, sd_netlink_message *m, void *userdata) {
+        int *counter = userdata;
+        int r;
+
+        (*counter) --;
+
+        r = sd_netlink_message_get_errno(m);
+
+        log_info_errno(r, "%d left in pipe. got reply: %m", *counter);
+
+        assert_se(r >= 0);
+
+        return 1;
+}
+
+static void test_async(int ifindex) {
+        _cleanup_netlink_unref_ sd_netlink *rtnl = NULL;
+        _cleanup_netlink_message_unref_ sd_netlink_message *m = NULL, *r = NULL;
+        uint32_t serial;
+        char *ifname;
+
+        ifname = strdup("lo");
+        assert_se(ifname);
+
+        assert_se(sd_netlink_open(&rtnl) >= 0);
+
+        assert_se(sd_rtnl_message_new_link(rtnl, &m, RTM_GETLINK, ifindex) >= 0);
+
+        assert_se(sd_netlink_call_async(rtnl, m, &link_handler, ifname, 0, &serial) >= 0);
+
+        assert_se(sd_netlink_wait(rtnl, 0) >= 0);
+        assert_se(sd_netlink_process(rtnl, &r) >= 0);
+
+        assert_se((rtnl = sd_netlink_unref(rtnl)) == NULL);
+}
+
+static void test_pipe(int ifindex) {
+        _cleanup_netlink_unref_ sd_netlink *rtnl = NULL;
+        _cleanup_netlink_message_unref_ sd_netlink_message *m1 = NULL, *m2 = NULL;
+        int counter = 0;
+
+        assert_se(sd_netlink_open(&rtnl) >= 0);
+
+        assert_se(sd_rtnl_message_new_link(rtnl, &m1, RTM_GETLINK, ifindex) >= 0);
+        assert_se(sd_rtnl_message_new_link(rtnl, &m2, RTM_GETLINK, ifindex) >= 0);
+
+        counter ++;
+        assert_se(sd_netlink_call_async(rtnl, m1, &pipe_handler, &counter, 0, NULL) >= 0);
+
+        counter ++;
+        assert_se(sd_netlink_call_async(rtnl, m2, &pipe_handler, &counter, 0, NULL) >= 0);
+
+        while (counter > 0) {
+                assert_se(sd_netlink_wait(rtnl, 0) >= 0);
+                assert_se(sd_netlink_process(rtnl, NULL) >= 0);
+        }
+
+        assert_se((rtnl = sd_netlink_unref(rtnl)) == NULL);
+}
+
+static void test_container(void) {
+        _cleanup_netlink_message_unref_ sd_netlink_message *m = NULL;
+        uint16_t u16_data;
+        uint32_t u32_data;
+        const char *string_data;
+
+        assert_se(sd_rtnl_message_new_link(NULL, &m, RTM_NEWLINK, 0) >= 0);
+
+        assert_se(sd_netlink_message_open_container(m, IFLA_LINKINFO) >= 0);
+        assert_se(sd_netlink_message_open_container_union(m, IFLA_INFO_DATA, "vlan") >= 0);
+        assert_se(sd_netlink_message_append_u16(m, IFLA_VLAN_ID, 100) >= 0);
+        assert_se(sd_netlink_message_close_container(m) >= 0);
+        assert_se(sd_netlink_message_append_string(m, IFLA_INFO_KIND, "vlan") >= 0);
+        assert_se(sd_netlink_message_close_container(m) >= 0);
+        assert_se(sd_netlink_message_close_container(m) == -EINVAL);
+
+        assert_se(sd_netlink_message_rewind(m) >= 0);
+
+        assert_se(sd_netlink_message_enter_container(m, IFLA_LINKINFO) >= 0);
+        assert_se(sd_netlink_message_read_string(m, IFLA_INFO_KIND, &string_data) >= 0);
+        assert_se(streq("vlan", string_data));
+
+        assert_se(sd_netlink_message_enter_container(m, IFLA_INFO_DATA) >= 0);
+        assert_se(sd_netlink_message_read_u16(m, IFLA_VLAN_ID, &u16_data) >= 0);
+        assert_se(sd_netlink_message_exit_container(m) >= 0);
+
+        assert_se(sd_netlink_message_read_string(m, IFLA_INFO_KIND, &string_data) >= 0);
+        assert_se(streq("vlan", string_data));
+        assert_se(sd_netlink_message_exit_container(m) >= 0);
+
+        assert_se(sd_netlink_message_read_u32(m, IFLA_LINKINFO, &u32_data) < 0);
+
+        assert_se(sd_netlink_message_exit_container(m) == -EINVAL);
+}
+
+static void test_match(void) {
+        _cleanup_netlink_unref_ sd_netlink *rtnl = NULL;
+
+        assert_se(sd_netlink_open(&rtnl) >= 0);
+
+        assert_se(sd_netlink_add_match(rtnl, RTM_NEWLINK, &link_handler, NULL) >= 0);
+        assert_se(sd_netlink_add_match(rtnl, RTM_NEWLINK, &link_handler, NULL) >= 0);
+
+        assert_se(sd_netlink_remove_match(rtnl, RTM_NEWLINK, &link_handler, NULL) == 1);
+        assert_se(sd_netlink_remove_match(rtnl, RTM_NEWLINK, &link_handler, NULL) == 1);
+        assert_se(sd_netlink_remove_match(rtnl, RTM_NEWLINK, &link_handler, NULL) == 0);
+
+        assert_se((rtnl = sd_netlink_unref(rtnl)) == NULL);
+}
+
+static void test_get_addresses(sd_netlink *rtnl) {
+        _cleanup_netlink_message_unref_ sd_netlink_message *req = NULL, *reply = NULL;
+        sd_netlink_message *m;
+
+        assert_se(sd_rtnl_message_new_addr(rtnl, &req, RTM_GETADDR, 0, AF_UNSPEC) >= 0);
+
+        assert_se(sd_netlink_call(rtnl, req, 0, &reply) >= 0);
+
+        for (m = reply; m; m = sd_netlink_message_next(m)) {
+                uint16_t type;
+                unsigned char scope, flags;
+                int family, ifindex;
+
+                assert_se(sd_netlink_message_get_type(m, &type) >= 0);
+                assert_se(type == RTM_NEWADDR);
+
+                assert_se(sd_rtnl_message_addr_get_ifindex(m, &ifindex) >= 0);
+                assert_se(sd_rtnl_message_addr_get_family(m, &family) >= 0);
+                assert_se(sd_rtnl_message_addr_get_scope(m, &scope) >= 0);
+                assert_se(sd_rtnl_message_addr_get_flags(m, &flags) >= 0);
+
+                assert_se(ifindex > 0);
+                assert_se(family == AF_INET || family == AF_INET6);
+
+                log_info("got IPv%u address on ifindex %i", family == AF_INET ? 4: 6, ifindex);
+        }
+}
+
+static void test_message(void) {
+        _cleanup_netlink_message_unref_ sd_netlink_message *m = NULL;
+
+        assert_se(rtnl_message_new_synthetic_error(-ETIMEDOUT, 1, &m) >= 0);
+        assert_se(sd_netlink_message_get_errno(m) == -ETIMEDOUT);
+}
+
+int main(void) {
+        sd_netlink *rtnl;
+        sd_netlink_message *m;
+        sd_netlink_message *r;
+        const char *string_data;
+        int if_loopback;
+        uint16_t type;
+
+        test_message();
+
+        test_match();
+
+        test_multiple();
+
+        test_route();
+
+        test_container();
+
+        assert_se(sd_netlink_open(&rtnl) >= 0);
+        assert_se(rtnl);
+
+        if_loopback = (int) if_nametoindex("lo");
+        assert_se(if_loopback > 0);
+
+        test_async(if_loopback);
+
+        test_pipe(if_loopback);
+
+        test_event_loop(if_loopback);
+
+        test_link_configure(rtnl, if_loopback);
+
+        test_get_addresses(rtnl);
+
+        test_message_link_bridge(rtnl);
+
+        assert_se(sd_rtnl_message_new_link(rtnl, &m, RTM_GETLINK, if_loopback) >= 0);
+        assert_se(m);
+
+        assert_se(sd_netlink_message_get_type(m, &type) >= 0);
+        assert_se(type == RTM_GETLINK);
+
+        assert_se(sd_netlink_message_read_string(m, IFLA_IFNAME, &string_data) == -EPERM);
+
+        assert_se(sd_netlink_call(rtnl, m, 0, &r) == 1);
+        assert_se(sd_netlink_message_get_type(r, &type) >= 0);
+        assert_se(type == RTM_NEWLINK);
+
+        assert_se((r = sd_netlink_message_unref(r)) == NULL);
+
+        assert_se(sd_netlink_call(rtnl, m, -1, &r) == -EPERM);
+        assert_se((m = sd_netlink_message_unref(m)) == NULL);
+        assert_se((r = sd_netlink_message_unref(r)) == NULL);
+
+        test_link_get(rtnl, if_loopback);
+        test_address_get(rtnl, if_loopback);
+
+        assert_se((m = sd_netlink_message_unref(m)) == NULL);
+        assert_se((r = sd_netlink_message_unref(r)) == NULL);
+        assert_se((rtnl = sd_netlink_unref(rtnl)) == NULL);
+
+        return EXIT_SUCCESS;
+}

src/libsystemd/sd-rtnl/test-rtnl.c

@@ -1,443 +0,0 @@
-/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
-
-/***
-  This file is part of systemd.
-
-  Copyright 2013 Tom Gundersen <teg@jklm.no>
-
-  systemd is free software; you can redistribute it and/or modify it
-  under the terms of the GNU Lesser General Public License as published by
-  the Free Software Foundation; either version 2.1 of the License, or
-  (at your option) any later version.
-
-  systemd is distributed in the hope that it will be useful, but
-  WITHOUT ANY WARRANTY; without even the implied warranty of
-  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
-  Lesser General Public License for more details.
-
-  You should have received a copy of the GNU Lesser General Public License
-  along with systemd; If not, see <http://www.gnu.org/licenses/>.
-***/
-
-#include <netinet/ether.h>
-#include <net/if.h>
-
-#include "util.h"
-#include "macro.h"
-#include "sd-rtnl.h"
-#include "socket-util.h"
-#include "rtnl-util.h"
-#include "event-util.h"
-#include "missing.h"
-
-static void test_message_link_bridge(sd_rtnl *rtnl) {
-        _cleanup_rtnl_message_unref_ sd_rtnl_message *message = NULL;
-        uint32_t cost;
-
-        assert_se(sd_rtnl_message_new_link(rtnl, &message, RTM_NEWLINK, 1) >= 0);
-        assert_se(sd_rtnl_message_link_set_family(message, PF_BRIDGE) >= 0);
-        assert_se(sd_rtnl_message_open_container(message, IFLA_PROTINFO) >= 0);
-        assert_se(sd_rtnl_message_append_u32(message, IFLA_BRPORT_COST, 10) >= 0);
-        assert_se(sd_rtnl_message_close_container(message) >= 0);
-
-        assert_se(sd_rtnl_message_rewind(message) >= 0);
-
-        assert_se(sd_rtnl_message_enter_container(message, IFLA_PROTINFO) >= 0);
-        assert_se(sd_rtnl_message_read_u32(message, IFLA_BRPORT_COST, &cost) >= 0);
-        assert_se(cost == 10);
-        assert_se(sd_rtnl_message_exit_container(message) >= 0);
-}
-
-static void test_link_configure(sd_rtnl *rtnl, int ifindex) {
-        _cleanup_rtnl_message_unref_ sd_rtnl_message *message = NULL;
-        const char *mac = "98:fe:94:3f:c6:18", *name = "test";
-        char buffer[ETHER_ADDR_TO_STRING_MAX];
-        unsigned int mtu = 1450, mtu_out;
-        const char *name_out;
-        struct ether_addr mac_out;
-
-        /* we'd really like to test NEWLINK, but let's not mess with the running kernel */
-        assert_se(sd_rtnl_message_new_link(rtnl, &message, RTM_GETLINK, ifindex) >= 0);
-        assert_se(sd_rtnl_message_append_string(message, IFLA_IFNAME, name) >= 0);
-        assert_se(sd_rtnl_message_append_ether_addr(message, IFLA_ADDRESS, ether_aton(mac)) >= 0);
-        assert_se(sd_rtnl_message_append_u32(message, IFLA_MTU, mtu) >= 0);
-
-        assert_se(sd_rtnl_call(rtnl, message, 0, NULL) == 1);
-        assert_se(sd_rtnl_message_rewind(message) >= 0);
-
-        assert_se(sd_rtnl_message_read_string(message, IFLA_IFNAME, &name_out) >= 0);
-        assert_se(streq(name, name_out));
-
-        assert_se(sd_rtnl_message_read_ether_addr(message, IFLA_ADDRESS, &mac_out) >= 0);
-        assert_se(streq(mac, ether_addr_to_string(&mac_out, buffer)));
-
-        assert_se(sd_rtnl_message_read_u32(message, IFLA_MTU, &mtu_out) >= 0);
-        assert_se(mtu == mtu_out);
-}
-
-static void test_link_get(sd_rtnl *rtnl, int ifindex) {
-        sd_rtnl_message *m;
-        sd_rtnl_message *r;
-        unsigned int mtu = 1500;
-        const char *str_data;
-        uint8_t u8_data;
-        uint32_t u32_data;
-        struct ether_addr eth_data;
-
-        assert_se(sd_rtnl_message_new_link(rtnl, &m, RTM_GETLINK, ifindex) >= 0);
-        assert_se(m);
-
-        /* u8 test cases  */
-        assert_se(sd_rtnl_message_append_u8(m, IFLA_CARRIER, 0) >= 0);
-        assert_se(sd_rtnl_message_append_u8(m, IFLA_OPERSTATE, 0) >= 0);
-        assert_se(sd_rtnl_message_append_u8(m, IFLA_LINKMODE, 0) >= 0);
-
-        /* u32 test cases */
-        assert_se(sd_rtnl_message_append_u32(m, IFLA_MTU, mtu) >= 0);
-        assert_se(sd_rtnl_message_append_u32(m, IFLA_GROUP, 0) >= 0);
-        assert_se(sd_rtnl_message_append_u32(m, IFLA_TXQLEN, 0) >= 0);
-        assert_se(sd_rtnl_message_append_u32(m, IFLA_NUM_TX_QUEUES, 0) >= 0);
-        assert_se(sd_rtnl_message_append_u32(m, IFLA_NUM_RX_QUEUES, 0) >= 0);
-
-        assert_se(sd_rtnl_call(rtnl, m, -1, &r) == 1);
-
-        assert_se(sd_rtnl_message_read_string(r, IFLA_IFNAME, &str_data) == 0);
-
-        assert_se(sd_rtnl_message_read_u8(r, IFLA_CARRIER, &u8_data) == 0);
-        assert_se(sd_rtnl_message_read_u8(r, IFLA_OPERSTATE, &u8_data) == 0);
-        assert_se(sd_rtnl_message_read_u8(r, IFLA_LINKMODE, &u8_data) == 0);
-
-        assert_se(sd_rtnl_message_read_u32(r, IFLA_MTU, &u32_data) == 0);
-        assert_se(sd_rtnl_message_read_u32(r, IFLA_GROUP, &u32_data) == 0);
-        assert_se(sd_rtnl_message_read_u32(r, IFLA_TXQLEN, &u32_data) == 0);
-        assert_se(sd_rtnl_message_read_u32(r, IFLA_NUM_TX_QUEUES, &u32_data) == 0);
-        assert_se(sd_rtnl_message_read_u32(r, IFLA_NUM_RX_QUEUES, &u32_data) == 0);
-
-        assert_se(sd_rtnl_message_read_ether_addr(r, IFLA_ADDRESS, &eth_data) == 0);
-
-        assert_se(sd_rtnl_flush(rtnl) >= 0);
-        assert_se((m = sd_rtnl_message_unref(m)) == NULL);
-        assert_se((r = sd_rtnl_message_unref(r)) == NULL);
-}
-
-
-static void test_address_get(sd_rtnl *rtnl, int ifindex) {
-        sd_rtnl_message *m;
-        sd_rtnl_message *r;
-        struct in_addr in_data;
-        struct ifa_cacheinfo cache;
-        const char *label;
-
-        assert_se(sd_rtnl_message_new_addr(rtnl, &m, RTM_GETADDR, ifindex, AF_INET) >= 0);
-        assert_se(m);
-
-        assert_se(sd_rtnl_call(rtnl, m, -1, &r) == 1);
-
-        assert_se(sd_rtnl_message_read_in_addr(r, IFA_LOCAL, &in_data) == 0);
-        assert_se(sd_rtnl_message_read_in_addr(r, IFA_ADDRESS, &in_data) == 0);
-        assert_se(sd_rtnl_message_read_string(r, IFA_LABEL, &label) == 0);
-        assert_se(sd_rtnl_message_read_cache_info(r, IFA_CACHEINFO, &cache) == 0);
-
-        assert_se(sd_rtnl_flush(rtnl) >= 0);
-        assert_se((m = sd_rtnl_message_unref(m)) == NULL);
-        assert_se((r = sd_rtnl_message_unref(r)) == NULL);
-
-}
-
-static void test_route(void) {
-        _cleanup_rtnl_message_unref_ sd_rtnl_message *req;
-        struct in_addr addr, addr_data;
-        uint32_t index = 2, u32_data;
-        int r;
-
-        r = sd_rtnl_message_new_route(NULL, &req, RTM_NEWROUTE, AF_INET, RTPROT_STATIC);
-        if (r < 0) {
-                log_error_errno(r, "Could not create RTM_NEWROUTE message: %m");
-                return;
-        }
-
-        addr.s_addr = htonl(INADDR_LOOPBACK);
-
-        r = sd_rtnl_message_append_in_addr(req, RTA_GATEWAY, &addr);
-        if (r < 0) {
-                log_error_errno(r, "Could not append RTA_GATEWAY attribute: %m");
-                return;
-        }
-
-        r = sd_rtnl_message_append_u32(req, RTA_OIF, index);
-        if (r < 0) {
-                log_error_errno(r, "Could not append RTA_OIF attribute: %m");
-                return;
-        }
-
-        assert_se(sd_rtnl_message_rewind(req) >= 0);
-
-        assert_se(sd_rtnl_message_read_in_addr(req, RTA_GATEWAY, &addr_data) >= 0);
-        assert_se(addr_data.s_addr == addr.s_addr);
-
-        assert_se(sd_rtnl_message_read_u32(req, RTA_OIF, &u32_data) >= 0);
-        assert_se(u32_data == index);
-
-        assert_se((req = sd_rtnl_message_unref(req)) == NULL);
-}
-
-static void test_multiple(void) {
-        sd_rtnl *rtnl1, *rtnl2;
-
-        assert_se(sd_rtnl_open(&rtnl1) >= 0);
-        assert_se(sd_rtnl_open(&rtnl2) >= 0);
-
-        rtnl1 = sd_rtnl_unref(rtnl1);
-        rtnl2 = sd_rtnl_unref(rtnl2);
-}
-
-static int link_handler(sd_rtnl *rtnl, sd_rtnl_message *m, void *userdata) {
-        char *ifname = userdata;
-        const char *data;
-
-        assert_se(rtnl);
-        assert_se(m);
-
-        log_info("got link info about %s", ifname);
-        free(ifname);
-
-        assert_se(sd_rtnl_message_read_string(m, IFLA_IFNAME, &data) >= 0);
-        assert_se(streq(data, "lo"));
-
-        return 1;
-}
-
-static void test_event_loop(int ifindex) {
-        _cleanup_event_unref_ sd_event *event = NULL;
-        _cleanup_rtnl_unref_ sd_rtnl *rtnl = NULL;
-        _cleanup_rtnl_message_unref_ sd_rtnl_message *m = NULL;
-        char *ifname;
-
-        ifname = strdup("lo2");
-        assert_se(ifname);
-
-        assert_se(sd_rtnl_open(&rtnl) >= 0);
-        assert_se(sd_rtnl_message_new_link(rtnl, &m, RTM_GETLINK, ifindex) >= 0);
-
-        assert_se(sd_rtnl_call_async(rtnl, m, &link_handler, ifname, 0, NULL) >= 0);
-
-        assert_se(sd_event_default(&event) >= 0);
-
-        assert_se(sd_rtnl_attach_event(rtnl, event, 0) >= 0);
-
-        assert_se(sd_event_run(event, 0) >= 0);
-
-        assert_se(sd_rtnl_detach_event(rtnl) >= 0);
-
-        assert_se((rtnl = sd_rtnl_unref(rtnl)) == NULL);
-}
-
-static int pipe_handler(sd_rtnl *rtnl, sd_rtnl_message *m, void *userdata) {
-        int *counter = userdata;
-        int r;
-
-        (*counter) --;
-
-        r = sd_rtnl_message_get_errno(m);
-
-        log_info_errno(r, "%d left in pipe. got reply: %m", *counter);
-
-        assert_se(r >= 0);
-
-        return 1;
-}
-
-static void test_async(int ifindex) {
-        _cleanup_rtnl_unref_ sd_rtnl *rtnl = NULL;
-        _cleanup_rtnl_message_unref_ sd_rtnl_message *m = NULL, *r = NULL;
-        uint32_t serial;
-        char *ifname;
-
-        ifname = strdup("lo");
-        assert_se(ifname);
-
-        assert_se(sd_rtnl_open(&rtnl) >= 0);
-
-        assert_se(sd_rtnl_message_new_link(rtnl, &m, RTM_GETLINK, ifindex) >= 0);
-
-        assert_se(sd_rtnl_call_async(rtnl, m, &link_handler, ifname, 0, &serial) >= 0);
-
-        assert_se(sd_rtnl_wait(rtnl, 0) >= 0);
-        assert_se(sd_rtnl_process(rtnl, &r) >= 0);
-
-        assert_se((rtnl = sd_rtnl_unref(rtnl)) == NULL);
-}
-
-static void test_pipe(int ifindex) {
-        _cleanup_rtnl_unref_ sd_rtnl *rtnl = NULL;
-        _cleanup_rtnl_message_unref_ sd_rtnl_message *m1 = NULL, *m2 = NULL;
-        int counter = 0;
-
-        assert_se(sd_rtnl_open(&rtnl) >= 0);
-
-        assert_se(sd_rtnl_message_new_link(rtnl, &m1, RTM_GETLINK, ifindex) >= 0);
-        assert_se(sd_rtnl_message_new_link(rtnl, &m2, RTM_GETLINK, ifindex) >= 0);
-
-        counter ++;
-        assert_se(sd_rtnl_call_async(rtnl, m1, &pipe_handler, &counter, 0, NULL) >= 0);
-
-        counter ++;
-        assert_se(sd_rtnl_call_async(rtnl, m2, &pipe_handler, &counter, 0, NULL) >= 0);
-
-        while (counter > 0) {
-                assert_se(sd_rtnl_wait(rtnl, 0) >= 0);
-                assert_se(sd_rtnl_process(rtnl, NULL) >= 0);
-        }
-
-        assert_se((rtnl = sd_rtnl_unref(rtnl)) == NULL);
-}
-
-static void test_container(void) {
-        _cleanup_rtnl_message_unref_ sd_rtnl_message *m = NULL;
-        uint16_t u16_data;
-        uint32_t u32_data;
-        const char *string_data;
-
-        assert_se(sd_rtnl_message_new_link(NULL, &m, RTM_NEWLINK, 0) >= 0);
-
-        assert_se(sd_rtnl_message_open_container(m, IFLA_LINKINFO) >= 0);
-        assert_se(sd_rtnl_message_open_container_union(m, IFLA_INFO_DATA, "vlan") >= 0);
-        assert_se(sd_rtnl_message_append_u16(m, IFLA_VLAN_ID, 100) >= 0);
-        assert_se(sd_rtnl_message_close_container(m) >= 0);
-        assert_se(sd_rtnl_message_append_string(m, IFLA_INFO_KIND, "vlan") >= 0);
-        assert_se(sd_rtnl_message_close_container(m) >= 0);
-        assert_se(sd_rtnl_message_close_container(m) == -EINVAL);
-
-        assert_se(sd_rtnl_message_rewind(m) >= 0);
-
-        assert_se(sd_rtnl_message_enter_container(m, IFLA_LINKINFO) >= 0);
-        assert_se(sd_rtnl_message_read_string(m, IFLA_INFO_KIND, &string_data) >= 0);
-        assert_se(streq("vlan", string_data));
-
-        assert_se(sd_rtnl_message_enter_container(m, IFLA_INFO_DATA) >= 0);
-        assert_se(sd_rtnl_message_read_u16(m, IFLA_VLAN_ID, &u16_data) >= 0);
-        assert_se(sd_rtnl_message_exit_container(m) >= 0);
-
-        assert_se(sd_rtnl_message_read_string(m, IFLA_INFO_KIND, &string_data) >= 0);
-        assert_se(streq("vlan", string_data));
-        assert_se(sd_rtnl_message_exit_container(m) >= 0);
-
-        assert_se(sd_rtnl_message_read_u32(m, IFLA_LINKINFO, &u32_data) < 0);
-
-        assert_se(sd_rtnl_message_exit_container(m) == -EINVAL);
-}
-
-static void test_match(void) {
-        _cleanup_rtnl_unref_ sd_rtnl *rtnl = NULL;
-
-        assert_se(sd_rtnl_open(&rtnl) >= 0);
-
-        assert_se(sd_rtnl_add_match(rtnl, RTM_NEWLINK, &link_handler, NULL) >= 0);
-        assert_se(sd_rtnl_add_match(rtnl, RTM_NEWLINK, &link_handler, NULL) >= 0);
-
-        assert_se(sd_rtnl_remove_match(rtnl, RTM_NEWLINK, &link_handler, NULL) == 1);
-        assert_se(sd_rtnl_remove_match(rtnl, RTM_NEWLINK, &link_handler, NULL) == 1);
-        assert_se(sd_rtnl_remove_match(rtnl, RTM_NEWLINK, &link_handler, NULL) == 0);
-
-        assert_se((rtnl = sd_rtnl_unref(rtnl)) == NULL);
-}
-
-static void test_get_addresses(sd_rtnl *rtnl) {
-        _cleanup_rtnl_message_unref_ sd_rtnl_message *req = NULL, *reply = NULL;
-        sd_rtnl_message *m;
-
-        assert_se(sd_rtnl_message_new_addr(rtnl, &req, RTM_GETADDR, 0, AF_UNSPEC) >= 0);
-
-        assert_se(sd_rtnl_call(rtnl, req, 0, &reply) >= 0);
-
-        for (m = reply; m; m = sd_rtnl_message_next(m)) {
-                uint16_t type;
-                unsigned char scope, flags;
-                int family, ifindex;
-
-                assert_se(sd_rtnl_message_get_type(m, &type) >= 0);
-                assert_se(type == RTM_NEWADDR);
-
-                assert_se(sd_rtnl_message_addr_get_ifindex(m, &ifindex) >= 0);
-                assert_se(sd_rtnl_message_addr_get_family(m, &family) >= 0);
-                assert_se(sd_rtnl_message_addr_get_scope(m, &scope) >= 0);
-                assert_se(sd_rtnl_message_addr_get_flags(m, &flags) >= 0);
-
-                assert_se(ifindex > 0);
-                assert_se(family == AF_INET || family == AF_INET6);
-
-                log_info("got IPv%u address on ifindex %i", family == AF_INET ? 4: 6, ifindex);
-        }
-}
-
-static void test_message(void) {
-        _cleanup_rtnl_message_unref_ sd_rtnl_message *m = NULL;
-
-        assert_se(rtnl_message_new_synthetic_error(-ETIMEDOUT, 1, &m) >= 0);
-        assert_se(sd_rtnl_message_get_errno(m) == -ETIMEDOUT);
-}
-
-int main(void) {
-        sd_rtnl *rtnl;
-        sd_rtnl_message *m;
-        sd_rtnl_message *r;
-        const char *string_data;
-        int if_loopback;
-        uint16_t type;
-
-        test_message();
-
-        test_match();
-
-        test_multiple();
-
-        test_route();
-
-        test_container();
-
-        assert_se(sd_rtnl_open(&rtnl) >= 0);
-        assert_se(rtnl);
-
-        if_loopback = (int) if_nametoindex("lo");
-        assert_se(if_loopback > 0);
-
-        test_async(if_loopback);
-
-        test_pipe(if_loopback);
-
-        test_event_loop(if_loopback);
-
-        test_link_configure(rtnl, if_loopback);
-
-        test_get_addresses(rtnl);
-
-        test_message_link_bridge(rtnl);
-
-        assert_se(sd_rtnl_message_new_link(rtnl, &m, RTM_GETLINK, if_loopback) >= 0);
-        assert_se(m);
-
-        assert_se(sd_rtnl_message_get_type(m, &type) >= 0);
-        assert_se(type == RTM_GETLINK);
-
-        assert_se(sd_rtnl_message_read_string(m, IFLA_IFNAME, &string_data) == -EPERM);
-
-        assert_se(sd_rtnl_call(rtnl, m, 0, &r) == 1);
-        assert_se(sd_rtnl_message_get_type(r, &type) >= 0);
-        assert_se(type == RTM_NEWLINK);
-
-        assert_se((r = sd_rtnl_message_unref(r)) == NULL);
-
-        assert_se(sd_rtnl_call(rtnl, m, -1, &r) == -EPERM);
-        assert_se((m = sd_rtnl_message_unref(m)) == NULL);
-        assert_se((r = sd_rtnl_message_unref(r)) == NULL);
-
-        test_link_get(rtnl, if_loopback);
-        test_address_get(rtnl, if_loopback);
-
-        assert_se(sd_rtnl_flush(rtnl) >= 0);
-        assert_se((m = sd_rtnl_message_unref(m)) == NULL);
-        assert_se((r = sd_rtnl_message_unref(r)) == NULL);
-        assert_se((rtnl = sd_rtnl_unref(rtnl)) == NULL);
-
-        return EXIT_SUCCESS;
-}

src/network/networkctl.c

@@ -24,7 +24,7 @@
 #include <net/if.h>
 
 #include "sd-network.h"
-#include "sd-rtnl.h"
+#include "sd-netlink.h"
 #include "sd-hwdb.h"
 #include "sd-device.h"
 
@@ -33,7 +33,7 @@
 #include "util.h"
 #include "pager.h"
 #include "lldp.h"
-#include "rtnl-util.h"
+#include "netlink-util.h"
 #include "device-util.h"
 #include "hwdb-util.h"
 #include "arphrd-list.h"
@@ -112,19 +112,19 @@ static int link_info_compare(const void *a, const void *b) {
         return x->ifindex - y->ifindex;
 }
 
-static int decode_and_sort_links(sd_rtnl_message *m, LinkInfo **ret) {
+static int decode_and_sort_links(sd_netlink_message *m, LinkInfo **ret) {
         _cleanup_free_ LinkInfo *links = NULL;
         size_t size = 0, c = 0;
-        sd_rtnl_message *i;
+        sd_netlink_message *i;
         int r;
 
-        for (i = m; i; i = sd_rtnl_message_next(i)) {
+        for (i = m; i; i = sd_netlink_message_next(i)) {
                 const char *name;
                 unsigned iftype;
                 uint16_t type;
                 int ifindex;
 
-                r = sd_rtnl_message_get_type(i, &type);
+                r = sd_netlink_message_get_type(i, &type);
                 if (r < 0)
                         return r;
 
@@ -135,7 +135,7 @@ static int decode_and_sort_links(sd_rtnl_message *m, LinkInfo **ret) {
                 if (r < 0)
                         return r;
 
-                r = sd_rtnl_message_read_string(i, IFLA_IFNAME, &name);
+                r = sd_netlink_message_read_string(i, IFLA_IFNAME, &name);
                 if (r < 0)
                         return r;
 
@@ -192,14 +192,14 @@ static void setup_state_to_color(const char *state, const char **on, const char
 }
 
 static int list_links(int argc, char *argv[], void *userdata) {
-        _cleanup_rtnl_message_unref_ sd_rtnl_message *req = NULL, *reply = NULL;
-        _cleanup_rtnl_unref_ sd_rtnl *rtnl = NULL;
+        _cleanup_netlink_message_unref_ sd_netlink_message *req = NULL, *reply = NULL;
+        _cleanup_netlink_unref_ sd_netlink *rtnl = NULL;
         _cleanup_free_ LinkInfo *links = NULL;
         int r, c, i;
 
         pager_open_if_enabled();
 
-        r = sd_rtnl_open(&rtnl);
+        r = sd_netlink_open(&rtnl);
         if (r < 0)
                 return log_error_errno(r, "Failed to connect to netlink: %m");
 
@@ -207,11 +207,11 @@ static int list_links(int argc, char *argv[], void *userdata) {
         if (r < 0)
                 return rtnl_log_create_error(r);
 
-        r = sd_rtnl_message_request_dump(req, true);
+        r = sd_netlink_message_request_dump(req, true);
         if (r < 0)
                 return rtnl_log_create_error(r);
 
-        r = sd_rtnl_call(rtnl, req, 0, &reply);
+        r = sd_netlink_call(rtnl, req, 0, &reply);
         if (r < 0)
                 return log_error_errno(r, "Failed to enumerate links: %m");
 
@@ -287,14 +287,14 @@ static int ieee_oui(sd_hwdb *hwdb, struct ether_addr *mac, char **ret) {
 }
 
 static int get_gateway_description(
-                sd_rtnl *rtnl,
+                sd_netlink *rtnl,
                 sd_hwdb *hwdb,
                 int ifindex,
                 int family,
                 union in_addr_union *gateway,
                 char **gateway_description) {
-        _cleanup_rtnl_message_unref_ sd_rtnl_message *req = NULL, *reply = NULL;
-        sd_rtnl_message *m;
+        _cleanup_netlink_message_unref_ sd_netlink_message *req = NULL, *reply = NULL;
+        sd_netlink_message *m;
         int r;
 
         assert(rtnl);
@@ -307,27 +307,27 @@ static int get_gateway_description(
         if (r < 0)
                 return r;
 
-        r = sd_rtnl_message_request_dump(req, true);
+        r = sd_netlink_message_request_dump(req, true);
         if (r < 0)
                 return r;
 
-        r = sd_rtnl_call(rtnl, req, 0, &reply);
+        r = sd_netlink_call(rtnl, req, 0, &reply);
         if (r < 0)
                 return r;
 
-        for (m = reply; m; m = sd_rtnl_message_next(m)) {
+        for (m = reply; m; m = sd_netlink_message_next(m)) {
                 union in_addr_union gw = {};
                 struct ether_addr mac = {};
                 uint16_t type;
                 int ifi, fam;
 
-                r = sd_rtnl_message_get_errno(m);
+                r = sd_netlink_message_get_errno(m);
                 if (r < 0) {
                         log_error_errno(r, "got error: %m");
                         continue;
                 }
 
-                r = sd_rtnl_message_get_type(m, &type);
+                r = sd_netlink_message_get_type(m, &type);
                 if (r < 0) {
                         log_error_errno(r, "could not get type: %m");
                         continue;
@@ -360,13 +360,13 @@ static int get_gateway_description(
 
                 switch (fam) {
                 case AF_INET:
-                        r = sd_rtnl_message_read_in_addr(m, NDA_DST, &gw.in);
+                        r = sd_netlink_message_read_in_addr(m, NDA_DST, &gw.in);
                         if (r < 0)
                                 continue;
 
                         break;
                 case AF_INET6:
-                        r = sd_rtnl_message_read_in6_addr(m, NDA_DST, &gw.in6);
+                        r = sd_netlink_message_read_in6_addr(m, NDA_DST, &gw.in6);
                         if (r < 0)
                                 continue;
 
@@ -378,7 +378,7 @@ static int get_gateway_description(
                 if (!in_addr_equal(fam, &gw, gateway))
                         continue;
 
-                r = sd_rtnl_message_read_ether_addr(m, NDA_LLADDR, &mac);
+                r = sd_netlink_message_read_ether_addr(m, NDA_LLADDR, &mac);
                 if (r < 0)
                         continue;
 
@@ -393,7 +393,7 @@ static int get_gateway_description(
 }
 
 static int dump_gateways(
-                sd_rtnl *rtnl,
+                sd_netlink *rtnl,
                 sd_hwdb *hwdb,
                 const char *prefix,
                 int ifindex) {
@@ -442,7 +442,7 @@ static int dump_gateways(
 }
 
 static int dump_addresses(
-                sd_rtnl *rtnl,
+                sd_netlink *rtnl,
                 const char *prefix,
                 int ifindex) {
 
@@ -493,12 +493,12 @@ static void dump_list(const char *prefix, char **l) {
 }
 
 static int link_status_one(
-                sd_rtnl *rtnl,
+                sd_netlink *rtnl,
                 sd_hwdb *hwdb,
                 const char *name) {
         _cleanup_strv_free_ char **dns = NULL, **ntp = NULL, **domains = NULL;
         _cleanup_free_ char *setup_state = NULL, *operational_state = NULL;
-        _cleanup_rtnl_message_unref_ sd_rtnl_message *req = NULL, *reply = NULL;
+        _cleanup_netlink_message_unref_ sd_netlink_message *req = NULL, *reply = NULL;
         _cleanup_device_unref_ sd_device *d = NULL;
         char devid[2 + DECIMAL_STR_MAX(int)];
         _cleanup_free_ char *t = NULL, *network = NULL;
@@ -523,13 +523,13 @@ static int link_status_one(
                 if (r < 0)
                         return rtnl_log_create_error(r);
 
-                r = sd_rtnl_message_append_string(req, IFLA_IFNAME, name);
+                r = sd_netlink_message_append_string(req, IFLA_IFNAME, name);
         }
 
         if (r < 0)
                 return rtnl_log_create_error(r);
 
-        r = sd_rtnl_call(rtnl, req, 0, &reply);
+        r = sd_netlink_call(rtnl, req, 0, &reply);
         if (r < 0)
                 return log_error_errno(r, "Failed to query link: %m");
 
@@ -537,7 +537,7 @@ static int link_status_one(
         if (r < 0)
                 return rtnl_log_parse_error(r);
 
-        r = sd_rtnl_message_read_string(reply, IFLA_IFNAME, &name);
+        r = sd_netlink_message_read_string(reply, IFLA_IFNAME, &name);
         if (r < 0)
                 return rtnl_log_parse_error(r);
 
@@ -545,7 +545,7 @@ static int link_status_one(
         if (r < 0)
                 return rtnl_log_parse_error(r);
 
-        have_mac = sd_rtnl_message_read_ether_addr(reply, IFLA_ADDRESS, &e) >= 0;
+        have_mac = sd_netlink_message_read_ether_addr(reply, IFLA_ADDRESS, &e) >= 0;
 
         if (have_mac) {
                 const uint8_t *p;
@@ -561,7 +561,7 @@ static int link_status_one(
                         have_mac = false;
         }
 
-        sd_rtnl_message_read_u32(reply, IFLA_MTU, &mtu);
+        sd_netlink_message_read_u32(reply, IFLA_MTU, &mtu);
 
         sd_network_link_get_operational_state(ifindex, &operational_state);
         operational_state_to_color(operational_state, &on_color_operational, &off_color_operational);
@@ -666,11 +666,11 @@ static int link_status_one(
 
 static int link_status(int argc, char *argv[], void *userdata) {
         _cleanup_hwdb_unref_ sd_hwdb *hwdb = NULL;
-        _cleanup_rtnl_unref_ sd_rtnl *rtnl = NULL;
+        _cleanup_netlink_unref_ sd_netlink *rtnl = NULL;
         char **name;
         int r;
 
-        r = sd_rtnl_open(&rtnl);
+        r = sd_netlink_open(&rtnl);
         if (r < 0)
                 return log_error_errno(r, "Failed to connect to netlink: %m");
 
@@ -711,7 +711,7 @@ static int link_status(int argc, char *argv[], void *userdata) {
         pager_open_if_enabled();
 
         if (arg_all) {
-                _cleanup_rtnl_message_unref_ sd_rtnl_message *req = NULL, *reply = NULL;
+                _cleanup_netlink_message_unref_ sd_netlink_message *req = NULL, *reply = NULL;
                 _cleanup_free_ LinkInfo *links = NULL;
                 int c, i;
 
@@ -719,11 +719,11 @@ static int link_status(int argc, char *argv[], void *userdata) {
                 if (r < 0)
                         return rtnl_log_create_error(r);
 
-                r = sd_rtnl_message_request_dump(req, true);
+                r = sd_netlink_message_request_dump(req, true);
                 if (r < 0)
                         return rtnl_log_create_error(r);
 
-                r = sd_rtnl_call(rtnl, req, 0, &reply);
+                r = sd_netlink_call(rtnl, req, 0, &reply);
                 if (r < 0)
                         return log_error_errno(r, "Failed to enumerate links: %m");
 
@@ -897,8 +897,8 @@ static char *lldp_system_caps(uint16_t cap) {
 }
 
 static int link_lldp_status(int argc, char *argv[], void *userdata) {
-        _cleanup_rtnl_message_unref_ sd_rtnl_message *req = NULL, *reply = NULL;
-        _cleanup_rtnl_unref_ sd_rtnl *rtnl = NULL;
+        _cleanup_netlink_message_unref_ sd_netlink_message *req = NULL, *reply = NULL;
+        _cleanup_netlink_unref_ sd_netlink *rtnl = NULL;
         _cleanup_free_ LinkInfo *links = NULL;
         const char *state, *word;
 
@@ -910,7 +910,7 @@ static int link_lldp_status(int argc, char *argv[], void *userdata) {
 
         pager_open_if_enabled();
 
-        r = sd_rtnl_open(&rtnl);
+        r = sd_netlink_open(&rtnl);
         if (r < 0)
                 return log_error_errno(r, "Failed to connect to netlink: %m");
 
@@ -918,11 +918,11 @@ static int link_lldp_status(int argc, char *argv[], void *userdata) {
         if (r < 0)
                 return rtnl_log_create_error(r);
 
-        r = sd_rtnl_message_request_dump(req, true);
+        r = sd_netlink_message_request_dump(req, true);
         if (r < 0)
                 return rtnl_log_create_error(r);
 
-        r = sd_rtnl_call(rtnl, req, 0, &reply);
+        r = sd_netlink_call(rtnl, req, 0, &reply);
         if (r < 0)
                 return log_error_errno(r, "Failed to enumerate links: %m");
 

src/network/networkd-address.c

@@ -151,8 +151,8 @@ int address_release(Address *address, Link *link) {
 }
 
 int address_drop(Address *address, Link *link,
-                 sd_rtnl_message_handler_t callback) {
-        _cleanup_rtnl_message_unref_ sd_rtnl_message *req = NULL;
+                 sd_netlink_message_handler_t callback) {
+        _cleanup_netlink_message_unref_ sd_netlink_message *req = NULL;
         int r;
 
         assert(address);
@@ -174,13 +174,13 @@ int address_drop(Address *address, Link *link,
                 return log_error_errno(r, "Could not set prefixlen: %m");
 
         if (address->family == AF_INET)
-                r = sd_rtnl_message_append_in_addr(req, IFA_LOCAL, &address->in_addr.in);
+                r = sd_netlink_message_append_in_addr(req, IFA_LOCAL, &address->in_addr.in);
         else if (address->family == AF_INET6)
-                r = sd_rtnl_message_append_in6_addr(req, IFA_LOCAL, &address->in_addr.in6);
+                r = sd_netlink_message_append_in6_addr(req, IFA_LOCAL, &address->in_addr.in6);
         if (r < 0)
                 return log_error_errno(r, "Could not append IFA_LOCAL attribute: %m");
 
-        r = sd_rtnl_call_async(link->manager->rtnl, req, callback, link, 0, NULL);
+        r = sd_netlink_call_async(link->manager->rtnl, req, callback, link, 0, NULL);
         if (r < 0)
                 return log_error_errno(r, "Could not send rtnetlink message: %m");
 
@@ -190,8 +190,8 @@ int address_drop(Address *address, Link *link,
 }
 
 int address_update(Address *address, Link *link,
-                   sd_rtnl_message_handler_t callback) {
-        _cleanup_rtnl_message_unref_ sd_rtnl_message *req = NULL;
+                   sd_netlink_message_handler_t callback) {
+        _cleanup_netlink_message_unref_ sd_netlink_message *req = NULL;
         int r;
 
         assert(address);
@@ -216,7 +216,7 @@ int address_update(Address *address, Link *link,
                 return log_error_errno(r, "Could not set flags: %m");
 
         if (address->flags & ~0xff && link->rtnl_extended_attrs) {
-                r = sd_rtnl_message_append_u32(req, IFA_FLAGS, address->flags);
+                r = sd_netlink_message_append_u32(req, IFA_FLAGS, address->flags);
                 if (r < 0)
                         return log_error_errno(r, "Could not set extended flags: %m");
         }
@@ -226,29 +226,29 @@ int address_update(Address *address, Link *link,
                 return log_error_errno(r, "Could not set scope: %m");
 
         if (address->family == AF_INET)
-                r = sd_rtnl_message_append_in_addr(req, IFA_LOCAL, &address->in_addr.in);
+                r = sd_netlink_message_append_in_addr(req, IFA_LOCAL, &address->in_addr.in);
         else if (address->family == AF_INET6)
-                r = sd_rtnl_message_append_in6_addr(req, IFA_LOCAL, &address->in_addr.in6);
+                r = sd_netlink_message_append_in6_addr(req, IFA_LOCAL, &address->in_addr.in6);
         if (r < 0)
                 return log_error_errno(r, "Could not append IFA_LOCAL attribute: %m");
 
         if (address->family == AF_INET) {
-                r = sd_rtnl_message_append_in_addr(req, IFA_BROADCAST, &address->broadcast);
+                r = sd_netlink_message_append_in_addr(req, IFA_BROADCAST, &address->broadcast);
                 if (r < 0)
                         return log_error_errno(r, "Could not append IFA_BROADCAST attribute: %m");
         }
 
         if (address->label) {
-                r = sd_rtnl_message_append_string(req, IFA_LABEL, address->label);
+                r = sd_netlink_message_append_string(req, IFA_LABEL, address->label);
                 if (r < 0)
                         return log_error_errno(r, "Could not append IFA_LABEL attribute: %m");
         }
 
-        r = sd_rtnl_message_append_cache_info(req, IFA_CACHEINFO, &address->cinfo);
+        r = sd_netlink_message_append_cache_info(req, IFA_CACHEINFO, &address->cinfo);
         if (r < 0)
                 return log_error_errno(r, "Could not append IFA_CACHEINFO attribute: %m");
 
-        r = sd_rtnl_call_async(link->manager->rtnl, req, callback, link, 0, NULL);
+        r = sd_netlink_call_async(link->manager->rtnl, req, callback, link, 0, NULL);
         if (r < 0)
                 return log_error_errno(r, "Could not send rtnetlink message: %m");
 
@@ -317,8 +317,8 @@ static int address_acquire(Link *link, Address *original, Address **ret) {
 }
 
 int address_configure(Address *address, Link *link,
-                      sd_rtnl_message_handler_t callback) {
-        _cleanup_rtnl_message_unref_ sd_rtnl_message *req = NULL;
+                      sd_netlink_message_handler_t callback) {
+        _cleanup_netlink_message_unref_ sd_netlink_message *req = NULL;
         int r;
 
         assert(address);
@@ -348,7 +348,7 @@ int address_configure(Address *address, Link *link,
                 return log_error_errno(r, "Could not set flags: %m");
 
         if (address->flags & ~0xff) {
-                r = sd_rtnl_message_append_u32(req, IFA_FLAGS, address->flags);
+                r = sd_netlink_message_append_u32(req, IFA_FLAGS, address->flags);
                 if (r < 0)
                         return log_error_errno(r, "Could not set extended flags: %m");
         }
@@ -358,39 +358,39 @@ int address_configure(Address *address, Link *link,
                 return log_error_errno(r, "Could not set scope: %m");
 
         if (address->family == AF_INET)
-                r = sd_rtnl_message_append_in_addr(req, IFA_LOCAL, &address->in_addr.in);
+                r = sd_netlink_message_append_in_addr(req, IFA_LOCAL, &address->in_addr.in);
         else if (address->family == AF_INET6)
-                r = sd_rtnl_message_append_in6_addr(req, IFA_LOCAL, &address->in_addr.in6);
+                r = sd_netlink_message_append_in6_addr(req, IFA_LOCAL, &address->in_addr.in6);
         if (r < 0)
                 return log_error_errno(r, "Could not append IFA_LOCAL attribute: %m");
 
         if (!in_addr_is_null(address->family, &address->in_addr_peer)) {
                 if (address->family == AF_INET)
-                        r = sd_rtnl_message_append_in_addr(req, IFA_ADDRESS, &address->in_addr_peer.in);
+                        r = sd_netlink_message_append_in_addr(req, IFA_ADDRESS, &address->in_addr_peer.in);
                 else if (address->family == AF_INET6)
-                        r = sd_rtnl_message_append_in6_addr(req, IFA_ADDRESS, &address->in_addr_peer.in6);
+                        r = sd_netlink_message_append_in6_addr(req, IFA_ADDRESS, &address->in_addr_peer.in6);
                 if (r < 0)
                         return log_error_errno(r, "Could not append IFA_ADDRESS attribute: %m");
         } else {
                 if (address->family == AF_INET) {
-                        r = sd_rtnl_message_append_in_addr(req, IFA_BROADCAST, &address->broadcast);
+                        r = sd_netlink_message_append_in_addr(req, IFA_BROADCAST, &address->broadcast);
                         if (r < 0)
                                 return log_error_errno(r, "Could not append IFA_BROADCAST attribute: %m");
                 }
         }
 
         if (address->label) {
-                r = sd_rtnl_message_append_string(req, IFA_LABEL, address->label);
+                r = sd_netlink_message_append_string(req, IFA_LABEL, address->label);
                 if (r < 0)
                         return log_error_errno(r, "Could not append IFA_LABEL attribute: %m");
         }
 
-        r = sd_rtnl_message_append_cache_info(req, IFA_CACHEINFO,
+        r = sd_netlink_message_append_cache_info(req, IFA_CACHEINFO,
                                               &address->cinfo);
         if (r < 0)
                 return log_error_errno(r, "Could not append IFA_CACHEINFO attribute: %m");
 
-        r = sd_rtnl_call_async(link->manager->rtnl, req, callback, link, 0, NULL);
+        r = sd_netlink_call_async(link->manager->rtnl, req, callback, link, 0, NULL);
         if (r < 0)
                 return log_error_errno(r, "Could not send rtnetlink message: %m");
 

src/network/networkd-dhcp4.c

@@ -27,7 +27,7 @@
 #include "network-internal.h"
 #include "dhcp-lease-internal.h"
 
-static int dhcp4_route_handler(sd_rtnl *rtnl, sd_rtnl_message *m,
+static int dhcp4_route_handler(sd_netlink *rtnl, sd_netlink_message *m,
                                void *userdata) {
         _cleanup_link_unref_ Link *link = userdata;
         int r;
@@ -37,7 +37,7 @@ static int dhcp4_route_handler(sd_rtnl *rtnl, sd_rtnl_message *m,
 
         link->dhcp4_messages --;
 
-        r = sd_rtnl_message_get_errno(m);
+        r = sd_netlink_message_get_errno(m);
         if (r < 0 && r != -EEXIST) {
                 log_link_error(link, "could not set DHCPv4 route: %s",
                                strerror(-r));
@@ -285,14 +285,14 @@ static int dhcp_lease_lost(Link *link) {
         return 0;
 }
 
-static int dhcp4_address_handler(sd_rtnl *rtnl, sd_rtnl_message *m,
+static int dhcp4_address_handler(sd_netlink *rtnl, sd_netlink_message *m,
                                  void *userdata) {
         _cleanup_link_unref_ Link *link = userdata;
         int r;
 
         assert(link);
 
-        r = sd_rtnl_message_get_errno(m);
+        r = sd_netlink_message_get_errno(m);
         if (r < 0 && r != -EEXIST) {
                 log_link_error(link, "could not set DHCPv4 address: %s",
                                strerror(-r));

src/network/networkd-dhcp6.c

@@ -35,14 +35,14 @@ static int dhcp6_lease_information_acquired(sd_dhcp6_client *client,
         return 0;
 }
 
-static int dhcp6_address_handler(sd_rtnl *rtnl, sd_rtnl_message *m,
+static int dhcp6_address_handler(sd_netlink *rtnl, sd_netlink_message *m,
                                  void *userdata) {
         _cleanup_link_unref_ Link *link = userdata;
         int r;
 
         assert(link);
 
-        r = sd_rtnl_message_get_errno(m);
+        r = sd_netlink_message_get_errno(m);
         if (r < 0 && r != -EEXIST) {
                 if (link->rtnl_extended_attrs) {
                         log_link_warning(link, "Could not set extended netlink attributes, reverting to fallback mechanism");

src/network/networkd-fdb.c

@@ -80,13 +80,13 @@ int fdb_entry_new_static(Network *const network,
         return 0;
 }
 
-static int set_fdb_handler(sd_rtnl *rtnl, sd_rtnl_message *m, void *userdata) {
+static int set_fdb_handler(sd_netlink *rtnl, sd_netlink_message *m, void *userdata) {
         Link *link = userdata;
         int r;
 
         assert(link);
 
-        r = sd_rtnl_message_get_errno(m);
+        r = sd_netlink_message_get_errno(m);
         if (r < 0 && r != -EEXIST)
                 log_link_error_errno(link, r, "Could not add FDB entry: %m");
 
@@ -95,8 +95,8 @@ static int set_fdb_handler(sd_rtnl *rtnl, sd_rtnl_message *m, void *userdata) {
 
 /* send a request to the kernel to add a FDB entry in its static MAC table. */
 int fdb_entry_configure(Link *const link, FdbEntry *const fdb_entry) {
-        _cleanup_rtnl_message_unref_ sd_rtnl_message *req = NULL;
-        sd_rtnl *rtnl;
+        _cleanup_netlink_message_unref_ sd_netlink_message *req = NULL;
+        sd_netlink *rtnl;
         int r;
 
         assert(link);
@@ -120,19 +120,19 @@ int fdb_entry_configure(Link *const link, FdbEntry *const fdb_entry) {
         if (r < 0)
                 return rtnl_log_create_error(r);
 
-        r = sd_rtnl_message_append_ether_addr(req, NDA_LLADDR, fdb_entry->mac_addr);
+        r = sd_netlink_message_append_ether_addr(req, NDA_LLADDR, fdb_entry->mac_addr);
         if (r < 0)
                 return rtnl_log_create_error(r);
 
         /* VLAN Id is optional. We'll add VLAN Id only if it's specified. */
         if (0 != fdb_entry->vlan_id) {
-                r = sd_rtnl_message_append_u16(req, NDA_VLAN, fdb_entry->vlan_id);
+                r = sd_netlink_message_append_u16(req, NDA_VLAN, fdb_entry->vlan_id);
                 if (r < 0)
                         return rtnl_log_create_error(r);
         }
 
         /* send message to the kernel to update its internal static MAC table. */
-        r = sd_rtnl_call_async(rtnl, req, set_fdb_handler, link, 0, NULL);
+        r = sd_netlink_call_async(rtnl, req, set_fdb_handler, link, 0, NULL);
         if (r < 0)
                 return log_link_error_errno(link, r, "Could not send rtnetlink message: %m");
 

src/network/networkd-ipv4ll.c

@@ -73,14 +73,14 @@ static int ipv4ll_address_lost(Link *link) {
         return 0;
 }
 
-static int ipv4ll_route_handler(sd_rtnl *rtnl, sd_rtnl_message *m, void *userdata) {
+static int ipv4ll_route_handler(sd_netlink *rtnl, sd_netlink_message *m, void *userdata) {
         _cleanup_link_unref_ Link *link = userdata;
         int r;
 
         assert(link);
         assert(!link->ipv4ll_route);
 
-        r = sd_rtnl_message_get_errno(m);
+        r = sd_netlink_message_get_errno(m);
         if (r < 0 && r != -EEXIST) {
                 log_link_error(link, "could not set ipv4ll route: %s", strerror(-r));
                 link_enter_failed(link);
@@ -94,14 +94,14 @@ static int ipv4ll_route_handler(sd_rtnl *rtnl, sd_rtnl_message *m, void *userdat
         return 1;
 }
 
-static int ipv4ll_address_handler(sd_rtnl *rtnl, sd_rtnl_message *m, void *userdata) {
+static int ipv4ll_address_handler(sd_netlink *rtnl, sd_netlink_message *m, void *userdata) {
         _cleanup_link_unref_ Link *link = userdata;
         int r;
 
         assert(link);
         assert(!link->ipv4ll_address);
 
-        r = sd_rtnl_message_get_errno(m);
+        r = sd_netlink_message_get_errno(m);
         if (r < 0 && r != -EEXIST) {
                 log_link_error(link, "could not set ipv4ll address: %s", strerror(-r));
                 link_enter_failed(link);

src/network/networkd-link.c

@@ -121,7 +121,7 @@ static bool link_ipv6_forward_enabled(Link *link) {
                 ? ((old & flag) ? (" -" string) : (" +" string)) \
                 : "")
 
-static int link_update_flags(Link *link, sd_rtnl_message *m) {
+static int link_update_flags(Link *link, sd_netlink_message *m) {
         unsigned flags, unknown_flags_added, unknown_flags_removed, unknown_flags;
         uint8_t operstate;
         int r;
@@ -132,7 +132,7 @@ static int link_update_flags(Link *link, sd_rtnl_message *m) {
         if (r < 0)
                 return log_link_warning_errno(link, r, "Could not get link flags: %m");
 
-        r = sd_rtnl_message_read_u8(m, IFLA_OPERSTATE, &operstate);
+        r = sd_netlink_message_read_u8(m, IFLA_OPERSTATE, &operstate);
         if (r < 0)
                 /* if we got a message without operstate, take it to mean
                    the state was unchanged */
@@ -193,7 +193,7 @@ static int link_update_flags(Link *link, sd_rtnl_message *m) {
         return 0;
 }
 
-static int link_new(Manager *manager, sd_rtnl_message *message, Link **ret) {
+static int link_new(Manager *manager, sd_netlink_message *message, Link **ret) {
         _cleanup_link_unref_ Link *link = NULL;
         uint16_t type;
         const char *ifname;
@@ -203,7 +203,7 @@ static int link_new(Manager *manager, sd_rtnl_message *message, Link **ret) {
         assert(message);
         assert(ret);
 
-        r = sd_rtnl_message_get_type(message, &type);
+        r = sd_netlink_message_get_type(message, &type);
         if (r < 0)
                 return r;
         else if (type != RTM_NEWLINK)
@@ -215,7 +215,7 @@ static int link_new(Manager *manager, sd_rtnl_message *message, Link **ret) {
         else if (ifindex <= 0)
                 return -EINVAL;
 
-        r = sd_rtnl_message_read_string(message, IFLA_IFNAME, &ifname);
+        r = sd_netlink_message_read_string(message, IFLA_IFNAME, &ifname);
         if (r < 0)
                 return r;
 
@@ -232,7 +232,7 @@ static int link_new(Manager *manager, sd_rtnl_message *message, Link **ret) {
         if (!link->ifname)
                 return -ENOMEM;
 
-        r = sd_rtnl_message_read_ether_addr(message, IFLA_ADDRESS, &link->mac);
+        r = sd_netlink_message_read_ether_addr(message, IFLA_ADDRESS, &link->mac);
         if (r < 0)
                 log_link_debug(link, "MAC address not found for new device, continuing without");
 
@@ -497,7 +497,7 @@ void link_client_handler(Link *link) {
         return;
 }
 
-static int route_handler(sd_rtnl *rtnl, sd_rtnl_message *m, void *userdata) {
+static int route_handler(sd_netlink *rtnl, sd_netlink_message *m, void *userdata) {
         _cleanup_link_unref_ Link *link = userdata;
         int r;
 
@@ -511,7 +511,7 @@ static int route_handler(sd_rtnl *rtnl, sd_rtnl_message *m, void *userdata) {
         if (IN_SET(link->state, LINK_STATE_FAILED, LINK_STATE_LINGER))
                 return 1;
 
-        r = sd_rtnl_message_get_errno(m);
+        r = sd_netlink_message_get_errno(m);
         if (r < 0 && r != -EEXIST)
                 log_link_warning_errno(link, r, "%-*s: could not set route: %m", IFNAMSIZ, link->ifname);
 
@@ -554,7 +554,7 @@ static int link_enter_set_routes(Link *link) {
         return 0;
 }
 
-int link_route_drop_handler(sd_rtnl *rtnl, sd_rtnl_message *m, void *userdata) {
+int link_route_drop_handler(sd_netlink *rtnl, sd_netlink_message *m, void *userdata) {
         _cleanup_link_unref_ Link *link = userdata;
         int r;
 
@@ -565,14 +565,14 @@ int link_route_drop_handler(sd_rtnl *rtnl, sd_rtnl_message *m, void *userdata) {
         if (IN_SET(link->state, LINK_STATE_FAILED, LINK_STATE_LINGER))
                 return 1;
 
-        r = sd_rtnl_message_get_errno(m);
+        r = sd_netlink_message_get_errno(m);
         if (r < 0 && r != -ESRCH)
                 log_link_warning_errno(link, r, "%-*s: could not drop route: %m", IFNAMSIZ, link->ifname);
 
         return 1;
 }
 
-static int address_handler(sd_rtnl *rtnl, sd_rtnl_message *m, void *userdata) {
+static int address_handler(sd_netlink *rtnl, sd_netlink_message *m, void *userdata) {
         _cleanup_link_unref_ Link *link = userdata;
         int r;
 
@@ -589,7 +589,7 @@ static int address_handler(sd_rtnl *rtnl, sd_rtnl_message *m, void *userdata) {
         if (IN_SET(link->state, LINK_STATE_FAILED, LINK_STATE_LINGER))
                 return 1;
 
-        r = sd_rtnl_message_get_errno(m);
+        r = sd_netlink_message_get_errno(m);
         if (r < 0 && r != -EEXIST)
                 log_link_warning_errno(link, r, "%-*s: could not set address: %m", IFNAMSIZ, link->ifname);
         else if (r >= 0)
@@ -682,7 +682,7 @@ static int link_enter_set_addresses(Link *link) {
         return 0;
 }
 
-int link_address_drop_handler(sd_rtnl *rtnl, sd_rtnl_message *m, void *userdata) {
+int link_address_drop_handler(sd_netlink *rtnl, sd_netlink_message *m, void *userdata) {
         _cleanup_link_unref_ Link *link = userdata;
         int r;
 
@@ -693,7 +693,7 @@ int link_address_drop_handler(sd_rtnl *rtnl, sd_rtnl_message *m, void *userdata)
         if (IN_SET(link->state, LINK_STATE_FAILED, LINK_STATE_LINGER))
                 return 1;
 
-        r = sd_rtnl_message_get_errno(m);
+        r = sd_netlink_message_get_errno(m);
         if (r < 0 && r != -EADDRNOTAVAIL)
                 log_link_warning_errno(link, r, "%-*s: could not drop address: %m", IFNAMSIZ, link->ifname);
 
@@ -715,13 +715,13 @@ static int link_set_bridge_fdb(Link *const link) {
         return r;
 }
 
-static int link_set_handler(sd_rtnl *rtnl, sd_rtnl_message *m, void *userdata) {
+static int link_set_handler(sd_netlink *rtnl, sd_netlink_message *m, void *userdata) {
         _cleanup_link_unref_ Link *link = userdata;
         int r;
 
         log_link_debug(link, "Set link");
 
-        r = sd_rtnl_message_get_errno(m);
+        r = sd_netlink_message_get_errno(m);
         if (r < 0 && r != -EEXIST) {
                 log_link_error_errno(link, r, "Could not join netdev: %m");
                 link_enter_failed(link);
@@ -784,7 +784,7 @@ int link_set_hostname(Link *link, const char *hostname) {
         return 0;
 }
 
-static int set_mtu_handler(sd_rtnl *rtnl, sd_rtnl_message *m, void *userdata) {
+static int set_mtu_handler(sd_netlink *rtnl, sd_netlink_message *m, void *userdata) {
         _cleanup_link_unref_ Link *link = userdata;
         int r;
 
@@ -795,7 +795,7 @@ static int set_mtu_handler(sd_rtnl *rtnl, sd_rtnl_message *m, void *userdata) {
         if (IN_SET(link->state, LINK_STATE_FAILED, LINK_STATE_LINGER))
                 return 1;
 
-        r = sd_rtnl_message_get_errno(m);
+        r = sd_netlink_message_get_errno(m);
         if (r < 0)
                 log_link_warning_errno(link, r, "%-*s: could not set MTU: %m", IFNAMSIZ, link->ifname);
 
@@ -803,7 +803,7 @@ static int set_mtu_handler(sd_rtnl *rtnl, sd_rtnl_message *m, void *userdata) {
 }
 
 int link_set_mtu(Link *link, uint32_t mtu) {
-        _cleanup_rtnl_message_unref_ sd_rtnl_message *req = NULL;
+        _cleanup_netlink_message_unref_ sd_netlink_message *req = NULL;
         int r;
 
         assert(link);
@@ -816,11 +816,11 @@ int link_set_mtu(Link *link, uint32_t mtu) {
         if (r < 0)
                 return log_link_error_errno(link, r, "Could not allocate RTM_SETLINK message: %m");
 
-        r = sd_rtnl_message_append_u32(req, IFLA_MTU, mtu);
+        r = sd_netlink_message_append_u32(req, IFLA_MTU, mtu);
         if (r < 0)
                 return log_link_error_errno(link, r, "Could not append MTU: %m");
 
-        r = sd_rtnl_call_async(link->manager->rtnl, req, set_mtu_handler, link, 0, NULL);
+        r = sd_netlink_call_async(link->manager->rtnl, req, set_mtu_handler, link, 0, NULL);
         if (r < 0)
                 return log_link_error_errno(link, r, "Could not send rtnetlink message: %m");
 
@@ -830,7 +830,7 @@ int link_set_mtu(Link *link, uint32_t mtu) {
 }
 
 static int link_set_bridge(Link *link) {
-        _cleanup_rtnl_message_unref_ sd_rtnl_message *req = NULL;
+        _cleanup_netlink_message_unref_ sd_netlink_message *req = NULL;
         int r;
 
         assert(link);
@@ -847,21 +847,21 @@ static int link_set_bridge(Link *link) {
         if (r < 0)
                 return log_link_error_errno(link, r, "Could not set message family: %m");
 
-        r = sd_rtnl_message_open_container(req, IFLA_PROTINFO);
+        r = sd_netlink_message_open_container(req, IFLA_PROTINFO);
         if (r < 0)
                 return log_link_error_errno(link, r, "Could not append IFLA_PROTINFO attribute: %m");
 
         if(link->network->cost != 0) {
-                r = sd_rtnl_message_append_u32(req, IFLA_BRPORT_COST, link->network->cost);
+                r = sd_netlink_message_append_u32(req, IFLA_BRPORT_COST, link->network->cost);
                 if (r < 0)
                         return log_link_error_errno(link, r, "Could not append IFLA_BRPORT_COST attribute: %m");
         }
 
-        r = sd_rtnl_message_close_container(req);
+        r = sd_netlink_message_close_container(req);
         if (r < 0)
                 return log_link_error_errno(link, r, "Could not append IFLA_LINKINFO attribute: %m");
 
-        r = sd_rtnl_call_async(link->manager->rtnl, req, link_set_handler, link, 0, NULL);
+        r = sd_netlink_call_async(link->manager->rtnl, req, link_set_handler, link, 0, NULL);
         if (r < 0)
                 return log_link_error_errno(link, r, "Could not send rtnetlink message: %m");
 
@@ -952,7 +952,7 @@ bool link_has_carrier(Link *link) {
         return false;
 }
 
-static int link_up_handler(sd_rtnl *rtnl, sd_rtnl_message *m, void *userdata) {
+static int link_up_handler(sd_netlink *rtnl, sd_netlink_message *m, void *userdata) {
         _cleanup_link_unref_ Link *link = userdata;
         int r;
 
@@ -961,7 +961,7 @@ static int link_up_handler(sd_rtnl *rtnl, sd_rtnl_message *m, void *userdata) {
         if (IN_SET(link->state, LINK_STATE_FAILED, LINK_STATE_LINGER))
                 return 1;
 
-        r = sd_rtnl_message_get_errno(m);
+        r = sd_netlink_message_get_errno(m);
         if (r < 0)
                 /* we warn but don't fail the link, as it may be
                    brought up later */
@@ -971,7 +971,7 @@ static int link_up_handler(sd_rtnl *rtnl, sd_rtnl_message *m, void *userdata) {
 }
 
 static int link_up(Link *link) {
-        _cleanup_rtnl_message_unref_ sd_rtnl_message *req = NULL;
+        _cleanup_netlink_message_unref_ sd_netlink_message *req = NULL;
         uint8_t ipv6ll_mode;
         int r;
 
@@ -991,48 +991,48 @@ static int link_up(Link *link) {
                 return log_link_error_errno(link, r, "Could not set link flags: %m");
 
         if (link->network->mac) {
-                r = sd_rtnl_message_append_ether_addr(req, IFLA_ADDRESS, link->network->mac);
+                r = sd_netlink_message_append_ether_addr(req, IFLA_ADDRESS, link->network->mac);
                 if (r < 0)
                         return log_link_error_errno(link, r, "Could not set MAC address: %m");
         }
 
         if (link->network->mtu) {
-                r = sd_rtnl_message_append_u32(req, IFLA_MTU, link->network->mtu);
+                r = sd_netlink_message_append_u32(req, IFLA_MTU, link->network->mtu);
                 if (r < 0)
                         return log_link_error_errno(link, r, "Could not set MTU: %m");
         }
 
-        r = sd_rtnl_message_open_container(req, IFLA_AF_SPEC);
+        r = sd_netlink_message_open_container(req, IFLA_AF_SPEC);
         if (r < 0)
                 return log_link_error_errno(link, r, "Could not open IFLA_AF_SPEC container: %m");
 
         if (socket_ipv6_is_supported()) {
                 /* if the kernel lacks ipv6 support setting IFF_UP fails if any ipv6 options are passed */
-                r = sd_rtnl_message_open_container(req, AF_INET6);
+                r = sd_netlink_message_open_container(req, AF_INET6);
                 if (r < 0)
                         return log_link_error_errno(link, r, "Could not open AF_INET6 container: %m");
 
                 ipv6ll_mode = link_ipv6ll_enabled(link) ? IN6_ADDR_GEN_MODE_EUI64 : IN6_ADDR_GEN_MODE_NONE;
-                r = sd_rtnl_message_append_u8(req, IFLA_INET6_ADDR_GEN_MODE, ipv6ll_mode);
+                r = sd_netlink_message_append_u8(req, IFLA_INET6_ADDR_GEN_MODE, ipv6ll_mode);
                 if (r < 0)
                         return log_link_error_errno(link, r, "Could not append IFLA_INET6_ADDR_GEN_MODE: %m");
 
                 if (!in_addr_is_null(AF_INET6, &link->network->ipv6_token)) {
-                        r = sd_rtnl_message_append_in6_addr(req, IFLA_INET6_TOKEN, &link->network->ipv6_token.in6);
+                        r = sd_netlink_message_append_in6_addr(req, IFLA_INET6_TOKEN, &link->network->ipv6_token.in6);
                         if (r < 0)
                                 return log_link_error_errno(link, r, "Could not append IFLA_INET6_TOKEN: %m");
                 }
 
-                r = sd_rtnl_message_close_container(req);
+                r = sd_netlink_message_close_container(req);
                 if (r < 0)
                         return log_link_error_errno(link, r, "Could not close AF_INET6 container: %m");
         }
 
-        r = sd_rtnl_message_close_container(req);
+        r = sd_netlink_message_close_container(req);
         if (r < 0)
                 return log_link_error_errno(link, r, "Could not close IFLA_AF_SPEC container: %m");
 
-        r = sd_rtnl_call_async(link->manager->rtnl, req, link_up_handler, link, 0, NULL);
+        r = sd_netlink_call_async(link->manager->rtnl, req, link_up_handler, link, 0, NULL);
         if (r < 0)
                 return log_link_error_errno(link, r, "Could not send rtnetlink message: %m");
 
@@ -1041,7 +1041,7 @@ static int link_up(Link *link) {
         return 0;
 }
 
-static int link_down_handler(sd_rtnl *rtnl, sd_rtnl_message *m, void *userdata) {
+static int link_down_handler(sd_netlink *rtnl, sd_netlink_message *m, void *userdata) {
         _cleanup_link_unref_ Link *link = userdata;
         int r;
 
@@ -1050,7 +1050,7 @@ static int link_down_handler(sd_rtnl *rtnl, sd_rtnl_message *m, void *userdata)
         if (IN_SET(link->state, LINK_STATE_FAILED, LINK_STATE_LINGER))
                 return 1;
 
-        r = sd_rtnl_message_get_errno(m);
+        r = sd_netlink_message_get_errno(m);
         if (r < 0)
                 log_link_warning_errno(link, r, "%-*s: could not bring down interface: %m", IFNAMSIZ, link->ifname);
 
@@ -1058,7 +1058,7 @@ static int link_down_handler(sd_rtnl *rtnl, sd_rtnl_message *m, void *userdata)
 }
 
 static int link_down(Link *link) {
-        _cleanup_rtnl_message_unref_ sd_rtnl_message *req = NULL;
+        _cleanup_netlink_message_unref_ sd_netlink_message *req = NULL;
         int r;
 
         assert(link);
@@ -1076,7 +1076,7 @@ static int link_down(Link *link) {
         if (r < 0)
                 return log_link_error_errno(link, r, "Could not set link flags: %m");
 
-        r = sd_rtnl_call_async(link->manager->rtnl, req, link_down_handler, link,  0, NULL);
+        r = sd_netlink_call_async(link->manager->rtnl, req, link_down_handler, link,  0, NULL);
         if (r < 0)
                 return log_link_error_errno(link, r, "Could not send rtnetlink message: %m");
 
@@ -1360,7 +1360,7 @@ static int link_joined(Link *link) {
         return link_enter_set_addresses(link);
 }
 
-static int netdev_join_handler(sd_rtnl *rtnl, sd_rtnl_message *m,
+static int netdev_join_handler(sd_netlink *rtnl, sd_netlink_message *m,
                                void *userdata) {
         _cleanup_link_unref_ Link *link = userdata;
         int r;
@@ -1373,7 +1373,7 @@ static int netdev_join_handler(sd_rtnl *rtnl, sd_rtnl_message *m,
         if (IN_SET(link->state, LINK_STATE_FAILED, LINK_STATE_LINGER))
                 return 1;
 
-        r = sd_rtnl_message_get_errno(m);
+        r = sd_netlink_message_get_errno(m);
         if (r < 0 && r != -EEXIST) {
                 log_link_error_errno(link, r, "%-*s: could not join netdev: %m", IFNAMSIZ, link->ifname);
                 link_enter_failed(link);
@@ -1578,7 +1578,7 @@ static int link_configure(Link *link) {
         return link_enter_join_netdev(link);
 }
 
-static int link_initialized_and_synced(sd_rtnl *rtnl, sd_rtnl_message *m,
+static int link_initialized_and_synced(sd_netlink *rtnl, sd_netlink_message *m,
                                        void *userdata) {
         _cleanup_link_unref_ Link *link = userdata;
         Network *network;
@@ -1636,7 +1636,7 @@ static int link_initialized_and_synced(sd_rtnl *rtnl, sd_rtnl_message *m,
 }
 
 int link_initialized(Link *link, struct udev_device *device) {
-        _cleanup_rtnl_message_unref_ sd_rtnl_message *req = NULL;
+        _cleanup_netlink_message_unref_ sd_netlink_message *req = NULL;
         int r;
 
         assert(link);
@@ -1664,7 +1664,7 @@ int link_initialized(Link *link, struct udev_device *device) {
         if (r < 0)
                 return r;
 
-        r = sd_rtnl_call_async(link->manager->rtnl, req,
+        r = sd_netlink_call_async(link->manager->rtnl, req,
                                link_initialized_and_synced, link, 0, NULL);
         if (r < 0)
                 return r;
@@ -1687,7 +1687,7 @@ static Address* link_get_equal_address(Link *link, Address *needle) {
         return NULL;
 }
 
-int link_rtnl_process_address(sd_rtnl *rtnl, sd_rtnl_message *message, void *userdata) {
+int link_rtnl_process_address(sd_netlink *rtnl, sd_netlink_message *message, void *userdata) {
         Manager *m = userdata;
         Link *link = NULL;
         uint16_t type;
@@ -1702,15 +1702,15 @@ int link_rtnl_process_address(sd_rtnl *rtnl, sd_rtnl_message *message, void *use
         assert(message);
         assert(m);
 
-        if (sd_rtnl_message_is_error(message)) {
-                r = sd_rtnl_message_get_errno(message);
+        if (sd_netlink_message_is_error(message)) {
+                r = sd_netlink_message_get_errno(message);
                 if (r < 0)
                         log_warning_errno(r, "rtnl: failed to receive address: %m");
 
                 return 0;
         }
 
-        r = sd_rtnl_message_get_type(message, &type);
+        r = sd_netlink_message_get_type(message, &type);
         if (r < 0) {
                 log_warning_errno(r, "rtnl: could not get message type: %m");
                 return 0;
@@ -1768,7 +1768,7 @@ int link_rtnl_process_address(sd_rtnl *rtnl, sd_rtnl_message *message, void *use
 
         switch (address->family) {
         case AF_INET:
-                r = sd_rtnl_message_read_in_addr(message, IFA_LOCAL, &address->in_addr.in);
+                r = sd_netlink_message_read_in_addr(message, IFA_LOCAL, &address->in_addr.in);
                 if (r < 0) {
                         log_link_warning_errno(link, r, "rtnl: received address without valid address, ignoring: %m");
                         return 0;
@@ -1777,7 +1777,7 @@ int link_rtnl_process_address(sd_rtnl *rtnl, sd_rtnl_message *message, void *use
                 break;
 
         case AF_INET6:
-                r = sd_rtnl_message_read_in6_addr(message, IFA_ADDRESS, &address->in_addr.in6);
+                r = sd_netlink_message_read_in6_addr(message, IFA_ADDRESS, &address->in_addr.in6);
                 if (r < 0) {
                         log_link_warning_errno(link, r, "rtnl: received address without valid address, ignoring: %m");
                         return 0;
@@ -1794,7 +1794,7 @@ int link_rtnl_process_address(sd_rtnl *rtnl, sd_rtnl_message *message, void *use
                 return 0;
         }
 
-        r = sd_rtnl_message_read_cache_info(message, IFA_CACHEINFO, &address->cinfo);
+        r = sd_netlink_message_read_cache_info(message, IFA_CACHEINFO, &address->cinfo);
         if (r >= 0) {
                 if (address->cinfo.ifa_valid == CACHE_INFO_INFINITY_LIFE_TIME)
                         valid_str = "ever";
@@ -1847,7 +1847,7 @@ int link_rtnl_process_address(sd_rtnl *rtnl, sd_rtnl_message *message, void *use
         return 1;
 }
 
-int link_add(Manager *m, sd_rtnl_message *message, Link **ret) {
+int link_add(Manager *m, sd_netlink_message *message, Link **ret) {
         Link *link;
         _cleanup_udev_device_unref_ struct udev_device *device = NULL;
         char ifindex_str[2 + DECIMAL_STR_MAX(int)];
@@ -1953,7 +1953,7 @@ int link_carrier_reset(Link *link) {
 }
 
 
-int link_update(Link *link, sd_rtnl_message *m) {
+int link_update(Link *link, sd_netlink_message *m) {
         struct ether_addr mac;
         const char *ifname;
         uint32_t mtu;
@@ -1974,7 +1974,7 @@ int link_update(Link *link, sd_rtnl_message *m) {
                         return r;
         }
 
-        r = sd_rtnl_message_read_string(m, IFLA_IFNAME, &ifname);
+        r = sd_netlink_message_read_string(m, IFLA_IFNAME, &ifname);
         if (r >= 0 && !streq(ifname, link->ifname)) {
                 log_link_info(link, "Renamed to %s", ifname);
 
@@ -1990,7 +1990,7 @@ int link_update(Link *link, sd_rtnl_message *m) {
                         return r;
         }
 
-        r = sd_rtnl_message_read_u32(m, IFLA_MTU, &mtu);
+        r = sd_netlink_message_read_u32(m, IFLA_MTU, &mtu);
         if (r >= 0 && mtu > 0) {
                 link->mtu = mtu;
                 if (!link->original_mtu) {
@@ -2010,7 +2010,7 @@ int link_update(Link *link, sd_rtnl_message *m) {
 
         /* The kernel may broadcast NEWLINK messages without the MAC address
            set, simply ignore them. */
-        r = sd_rtnl_message_read_ether_addr(m, IFLA_ADDRESS, &mac);
+        r = sd_netlink_message_read_ether_addr(m, IFLA_ADDRESS, &mac);
         if (r >= 0) {
                 if (memcmp(link->mac.ether_addr_octet, mac.ether_addr_octet,
                            ETH_ALEN)) {

src/network/networkd-link.h

@@ -94,19 +94,19 @@ struct Link {
 Link *link_unref(Link *link);
 Link *link_ref(Link *link);
 int link_get(Manager *m, int ifindex, Link **ret);
-int link_add(Manager *manager, sd_rtnl_message *message, Link **ret);
+int link_add(Manager *manager, sd_netlink_message *message, Link **ret);
 void link_drop(Link *link);
 
-int link_address_drop_handler(sd_rtnl *rtnl, sd_rtnl_message *m, void *userdata);
-int link_route_drop_handler(sd_rtnl *rtnl, sd_rtnl_message *m, void *userdata);
+int link_address_drop_handler(sd_netlink *rtnl, sd_netlink_message *m, void *userdata);
+int link_route_drop_handler(sd_netlink *rtnl, sd_netlink_message *m, void *userdata);
 
 void link_enter_failed(Link *link);
 int link_initialized(Link *link, struct udev_device *device);
 
 void link_client_handler(Link *link);
 
-int link_update(Link *link, sd_rtnl_message *message);
-int link_rtnl_process_address(sd_rtnl *rtnl, sd_rtnl_message *message, void *userdata);
+int link_update(Link *link, sd_netlink_message *message);
+int link_rtnl_process_address(sd_netlink *rtnl, sd_netlink_message *message, void *userdata);
 
 int link_save(Link *link);
 

src/network/networkd-manager.c

@@ -29,12 +29,12 @@
 #include "networkd-link.h"
 #include "libudev-private.h"
 #include "udev-util.h"
-#include "rtnl-util.h"
+#include "netlink-util.h"
 #include "bus-util.h"
 #include "def.h"
 #include "virt.h"
 
-#include "sd-rtnl.h"
+#include "sd-netlink.h"
 #include "sd-daemon.h"
 
 /* use 8 MB for receive socket kernel queue. */
@@ -274,7 +274,7 @@ static int manager_connect_udev(Manager *m) {
         return 0;
 }
 
-static int manager_rtnl_process_link(sd_rtnl *rtnl, sd_rtnl_message *message, void *userdata) {
+static int manager_rtnl_process_link(sd_netlink *rtnl, sd_netlink_message *message, void *userdata) {
         Manager *m = userdata;
         Link *link = NULL;
         NetDev *netdev = NULL;
@@ -286,15 +286,15 @@ static int manager_rtnl_process_link(sd_rtnl *rtnl, sd_rtnl_message *message, vo
         assert(message);
         assert(m);
 
-        if (sd_rtnl_message_is_error(message)) {
-                r = sd_rtnl_message_get_errno(message);
+        if (sd_netlink_message_is_error(message)) {
+                r = sd_netlink_message_get_errno(message);
                 if (r < 0)
                         log_warning_errno(r, "rtnl: could not receive link: %m");
 
                 return 0;
         }
 
-        r = sd_rtnl_message_get_type(message, &type);
+        r = sd_netlink_message_get_type(message, &type);
         if (r < 0) {
                 log_warning_errno(r, "rtnl: could not get message type: %m");
                 return 0;
@@ -313,7 +313,7 @@ static int manager_rtnl_process_link(sd_rtnl *rtnl, sd_rtnl_message *message, vo
         } else
                 link_get(m, ifindex, &link);
 
-        r = sd_rtnl_message_read_string(message, IFLA_IFNAME, &name);
+        r = sd_netlink_message_read_string(message, IFLA_IFNAME, &name);
         if (r < 0) {
                 log_warning_errno(r, "rtnl: received link message without ifname: %m");
                 return 0;
@@ -385,33 +385,33 @@ static int manager_connect_rtnl(Manager *m) {
 
         fd = systemd_netlink_fd();
         if (fd < 0)
-                r = sd_rtnl_open(&m->rtnl);
+                r = sd_netlink_open(&m->rtnl);
         else
-                r = sd_rtnl_open_fd(&m->rtnl, fd);
+                r = sd_netlink_open_fd(&m->rtnl, fd);
         if (r < 0)
                 return r;
 
-        r = sd_rtnl_inc_rcvbuf(m->rtnl, RCVBUF_SIZE);
+        r = sd_netlink_inc_rcvbuf(m->rtnl, RCVBUF_SIZE);
         if (r < 0)
                 return r;
 
-        r = sd_rtnl_attach_event(m->rtnl, m->event, 0);
+        r = sd_netlink_attach_event(m->rtnl, m->event, 0);
         if (r < 0)
                 return r;
 
-        r = sd_rtnl_add_match(m->rtnl, RTM_NEWLINK, &manager_rtnl_process_link, m);
+        r = sd_netlink_add_match(m->rtnl, RTM_NEWLINK, &manager_rtnl_process_link, m);
         if (r < 0)
                 return r;
 
-        r = sd_rtnl_add_match(m->rtnl, RTM_DELLINK, &manager_rtnl_process_link, m);
+        r = sd_netlink_add_match(m->rtnl, RTM_DELLINK, &manager_rtnl_process_link, m);
         if (r < 0)
                 return r;
 
-        r = sd_rtnl_add_match(m->rtnl, RTM_NEWADDR, &link_rtnl_process_address, m);
+        r = sd_netlink_add_match(m->rtnl, RTM_NEWADDR, &link_rtnl_process_address, m);
         if (r < 0)
                 return r;
 
-        r = sd_rtnl_add_match(m->rtnl, RTM_DELADDR, &link_rtnl_process_address, m);
+        r = sd_netlink_add_match(m->rtnl, RTM_DELADDR, &link_rtnl_process_address, m);
         if (r < 0)
                 return r;
 
@@ -498,7 +498,7 @@ void manager_free(Manager *m) {
         while ((pool = m->address_pools))
                 address_pool_free(pool);
 
-        sd_rtnl_unref(m->rtnl);
+        sd_netlink_unref(m->rtnl);
 
         free(m);
 }
@@ -570,8 +570,8 @@ bool manager_should_reload(Manager *m) {
 }
 
 int manager_rtnl_enumerate_links(Manager *m) {
-        _cleanup_rtnl_message_unref_ sd_rtnl_message *req = NULL, *reply = NULL;
-        sd_rtnl_message *link;
+        _cleanup_netlink_message_unref_ sd_netlink_message *req = NULL, *reply = NULL;
+        sd_netlink_message *link;
         int r;
 
         assert(m);
@@ -581,15 +581,15 @@ int manager_rtnl_enumerate_links(Manager *m) {
         if (r < 0)
                 return r;
 
-        r = sd_rtnl_message_request_dump(req, true);
+        r = sd_netlink_message_request_dump(req, true);
         if (r < 0)
                 return r;
 
-        r = sd_rtnl_call(m->rtnl, req, 0, &reply);
+        r = sd_netlink_call(m->rtnl, req, 0, &reply);
         if (r < 0)
                 return r;
 
-        for (link = reply; link; link = sd_rtnl_message_next(link)) {
+        for (link = reply; link; link = sd_netlink_message_next(link)) {
                 int k;
 
                 m->enumerating = true;
@@ -605,8 +605,8 @@ int manager_rtnl_enumerate_links(Manager *m) {
 }
 
 int manager_rtnl_enumerate_addresses(Manager *m) {
-        _cleanup_rtnl_message_unref_ sd_rtnl_message *req = NULL, *reply = NULL;
-        sd_rtnl_message *addr;
+        _cleanup_netlink_message_unref_ sd_netlink_message *req = NULL, *reply = NULL;
+        sd_netlink_message *addr;
         int r;
 
         assert(m);
@@ -616,15 +616,15 @@ int manager_rtnl_enumerate_addresses(Manager *m) {
         if (r < 0)
                 return r;
 
-        r = sd_rtnl_message_request_dump(req, true);
+        r = sd_netlink_message_request_dump(req, true);
         if (r < 0)
                 return r;
 
-        r = sd_rtnl_call(m->rtnl, req, 0, &reply);
+        r = sd_netlink_call(m->rtnl, req, 0, &reply);
         if (r < 0)
                 return r;
 
-        for (addr = reply; addr; addr = sd_rtnl_message_next(addr)) {
+        for (addr = reply; addr; addr = sd_netlink_message_next(addr)) {
                 int k;
 
                 m->enumerating = true;

src/network/networkd-netdev-bond.c

@@ -24,8 +24,8 @@
 #include <linux/if_bonding.h>
 
 #include "conf-parser.h"
-#include "sd-rtnl.h"
-#include "rtnl-types.h"
+#include "sd-netlink.h"
+#include "netlink-types.h"
 #include "networkd-netdev-bond.h"
 #include "missing.h"
 
@@ -178,7 +178,7 @@ static uint8_t bond_xmit_hash_policy_to_kernel(BondXmitHashPolicy policy) {
         }
 }
 
-static int netdev_bond_fill_message_create(NetDev *netdev, Link *link, sd_rtnl_message *m) {
+static int netdev_bond_fill_message_create(NetDev *netdev, Link *link, sd_netlink_message *m) {
         Bond *b = BOND(netdev);
         ArpIpTarget *target = NULL;
         int r, i = 0;
@@ -189,14 +189,14 @@ static int netdev_bond_fill_message_create(NetDev *netdev, Link *link, sd_rtnl_m
         assert(m);
 
         if (b->mode != _NETDEV_BOND_MODE_INVALID) {
-                r = sd_rtnl_message_append_u8(m, IFLA_BOND_MODE,
+                r = sd_netlink_message_append_u8(m, IFLA_BOND_MODE,
                                               bond_mode_to_kernel(b->mode));
                 if (r < 0)
                         return log_netdev_error_errno(netdev, r, "Could not append IFLA_BOND_MODE attribute: %m");
         }
 
         if (b->xmit_hash_policy != _NETDEV_BOND_XMIT_HASH_POLICY_INVALID) {
-                r = sd_rtnl_message_append_u8(m, IFLA_BOND_XMIT_HASH_POLICY,
+                r = sd_netlink_message_append_u8(m, IFLA_BOND_XMIT_HASH_POLICY,
                                               bond_xmit_hash_policy_to_kernel(b->xmit_hash_policy));
                 if (r < 0)
                         return log_netdev_error_errno(netdev, r, "Could not append IFLA_BOND_XMIT_HASH_POLICY attribute: %m");
@@ -204,38 +204,38 @@ static int netdev_bond_fill_message_create(NetDev *netdev, Link *link, sd_rtnl_m
 
         if (b->lacp_rate != _NETDEV_BOND_LACP_RATE_INVALID &&
             b->mode == NETDEV_BOND_MODE_802_3AD) {
-                r = sd_rtnl_message_append_u8(m, IFLA_BOND_AD_LACP_RATE, b->lacp_rate );
+                r = sd_netlink_message_append_u8(m, IFLA_BOND_AD_LACP_RATE, b->lacp_rate );
                 if (r < 0) {
                         return log_netdev_error_errno(netdev, r, "Could not append IFLA_BOND_AD_LACP_RATE attribute: %m");
                 }
         }
 
         if (b->miimon != 0) {
-                r = sd_rtnl_message_append_u32(m, IFLA_BOND_MIIMON, b->miimon / USEC_PER_MSEC);
+                r = sd_netlink_message_append_u32(m, IFLA_BOND_MIIMON, b->miimon / USEC_PER_MSEC);
                 if (r < 0)
                         log_netdev_error_errno(netdev, r, "Could not append IFLA_BOND_BOND_MIIMON attribute: %m");
         }
 
         if (b->downdelay != 0) {
-                r = sd_rtnl_message_append_u32(m, IFLA_BOND_DOWNDELAY, b->downdelay / USEC_PER_MSEC);
+                r = sd_netlink_message_append_u32(m, IFLA_BOND_DOWNDELAY, b->downdelay / USEC_PER_MSEC);
                 if (r < 0)
                         return log_netdev_error_errno(netdev, r, "Could not append IFLA_BOND_DOWNDELAY attribute: %m");
         }
 
         if (b->updelay != 0) {
-                r = sd_rtnl_message_append_u32(m, IFLA_BOND_UPDELAY, b->updelay / USEC_PER_MSEC);
+                r = sd_netlink_message_append_u32(m, IFLA_BOND_UPDELAY, b->updelay / USEC_PER_MSEC);
                 if (r < 0)
                         return log_netdev_error_errno(netdev, r, "Could not append IFLA_BOND_UPDELAY attribute: %m");
         }
 
         if (b->arp_interval != 0) {
-                r = sd_rtnl_message_append_u32(m, IFLA_BOND_ARP_INTERVAL, b->arp_interval / USEC_PER_MSEC);
+                r = sd_netlink_message_append_u32(m, IFLA_BOND_ARP_INTERVAL, b->arp_interval / USEC_PER_MSEC);
                 if (r < 0)
                         return log_netdev_error_errno(netdev, r, "Could not append IFLA_BOND_ARP_INTERVAL attribute: %m");
 
                 if ((b->lp_interval >= LEARNING_PACKETS_INTERVAL_MIN_SEC) &&
                     (b->lp_interval <= LEARNING_PACKETS_INTERVAL_MAX_SEC)) {
-                        r = sd_rtnl_message_append_u32(m, IFLA_BOND_LP_INTERVAL, b->lp_interval / USEC_PER_SEC);
+                        r = sd_netlink_message_append_u32(m, IFLA_BOND_LP_INTERVAL, b->lp_interval / USEC_PER_SEC);
                         if (r < 0)
                                 return log_netdev_error_errno(netdev, r, "Could not append IFLA_BOND_LP_INTERVAL attribute: %m");
                 }
@@ -243,79 +243,79 @@ static int netdev_bond_fill_message_create(NetDev *netdev, Link *link, sd_rtnl_m
 
         if (b->ad_select != _NETDEV_BOND_AD_SELECT_INVALID &&
             b->mode == NETDEV_BOND_MODE_802_3AD) {
-                r = sd_rtnl_message_append_u8(m, IFLA_BOND_AD_SELECT, b->ad_select);
+                r = sd_netlink_message_append_u8(m, IFLA_BOND_AD_SELECT, b->ad_select);
                 if (r < 0)
                         return log_netdev_error_errno(netdev, r, "Could not append IFLA_BOND_AD_SELECT attribute: %m");
         }
 
         if (b->fail_over_mac != _NETDEV_BOND_FAIL_OVER_MAC_INVALID &&
             b->mode == NETDEV_BOND_MODE_ACTIVE_BACKUP) {
-                r = sd_rtnl_message_append_u8(m, IFLA_BOND_FAIL_OVER_MAC, b->fail_over_mac);
+                r = sd_netlink_message_append_u8(m, IFLA_BOND_FAIL_OVER_MAC, b->fail_over_mac);
                 if (r < 0)
                         return log_netdev_error_errno(netdev, r, "Could not append IFLA_BOND_FAIL_OVER_MAC attribute: %m");
         }
 
         if (b->arp_validate != _NETDEV_BOND_ARP_VALIDATE_INVALID) {
-                r = sd_rtnl_message_append_u32(m, IFLA_BOND_ARP_VALIDATE, b->arp_validate);
+                r = sd_netlink_message_append_u32(m, IFLA_BOND_ARP_VALIDATE, b->arp_validate);
                 if (r < 0)
                         return log_netdev_error_errno(netdev, r, "Could not append IFLA_BOND_ARP_VALIDATE attribute: %m");
         }
 
         if (b->arp_all_targets != _NETDEV_BOND_ARP_ALL_TARGETS_INVALID) {
-                r = sd_rtnl_message_append_u32(m, IFLA_BOND_ARP_ALL_TARGETS, b->arp_all_targets);
+                r = sd_netlink_message_append_u32(m, IFLA_BOND_ARP_ALL_TARGETS, b->arp_all_targets);
                 if (r < 0)
                         return log_netdev_error_errno(netdev, r, "Could not append IFLA_BOND_ARP_VALIDATE attribute: %m");
         }
 
         if (b->primary_reselect != _NETDEV_BOND_PRIMARY_RESELECT_INVALID) {
-                r = sd_rtnl_message_append_u32(m, IFLA_BOND_ARP_ALL_TARGETS, b->primary_reselect);
+                r = sd_netlink_message_append_u32(m, IFLA_BOND_ARP_ALL_TARGETS, b->primary_reselect);
                 if (r < 0)
                         return log_netdev_error_errno(netdev, r, "Could not append IFLA_BOND_ARP_ALL_TARGETS attribute: %m");
         }
 
         if (b->resend_igmp <= RESEND_IGMP_MAX) {
-                r = sd_rtnl_message_append_u32(m, IFLA_BOND_RESEND_IGMP, b->resend_igmp);
+                r = sd_netlink_message_append_u32(m, IFLA_BOND_RESEND_IGMP, b->resend_igmp);
                 if (r < 0)
                         return log_netdev_error_errno(netdev, r, "Could not append IFLA_BOND_RESEND_IGMP attribute: %m");
         }
 
         if (b->packets_per_slave <= PACKETS_PER_SLAVE_MAX &&
             b->mode == NETDEV_BOND_MODE_BALANCE_RR) {
-                r = sd_rtnl_message_append_u32(m, IFLA_BOND_PACKETS_PER_SLAVE, b->packets_per_slave);
+                r = sd_netlink_message_append_u32(m, IFLA_BOND_PACKETS_PER_SLAVE, b->packets_per_slave);
                 if (r < 0)
                         return log_netdev_error_errno(netdev, r, "Could not append IFLA_BOND_PACKETS_PER_SLAVE attribute: %m");
         }
 
         if (b->num_grat_arp <= GRATUITOUS_ARP_MAX) {
-                r = sd_rtnl_message_append_u8(m, IFLA_BOND_NUM_PEER_NOTIF, b->num_grat_arp);
+                r = sd_netlink_message_append_u8(m, IFLA_BOND_NUM_PEER_NOTIF, b->num_grat_arp);
                 if (r < 0)
                         return log_netdev_error_errno(netdev, r, "Could not append IFLA_BOND_NUM_PEER_NOTIF attribute: %m");
         }
 
         if (b->min_links != 0) {
-                r = sd_rtnl_message_append_u32(m, IFLA_BOND_MIN_LINKS, b->min_links);
+                r = sd_netlink_message_append_u32(m, IFLA_BOND_MIN_LINKS, b->min_links);
                 if (r < 0)
                         return log_netdev_error_errno(netdev, r, "Could not append IFLA_BOND_MIN_LINKS attribute: %m");
         }
 
-        r = sd_rtnl_message_append_u8(m, IFLA_BOND_ALL_SLAVES_ACTIVE, b->all_slaves_active);
+        r = sd_netlink_message_append_u8(m, IFLA_BOND_ALL_SLAVES_ACTIVE, b->all_slaves_active);
         if (r < 0)
                 return log_netdev_error_errno(netdev, r, "Could not append IFLA_BOND_ALL_SLAVES_ACTIVE attribute: %m");
 
         if (b->arp_interval > 0)  {
                 if (b->n_arp_ip_targets > 0) {
 
-                        r = sd_rtnl_message_open_container(m, IFLA_BOND_ARP_IP_TARGET);
+                        r = sd_netlink_message_open_container(m, IFLA_BOND_ARP_IP_TARGET);
                         if (r < 0)
                                 return log_netdev_error_errno(netdev, r, "Could not open contaniner IFLA_BOND_ARP_IP_TARGET : %m");
 
                         LIST_FOREACH(arp_ip_target, target, b->arp_ip_targets) {
-                                r = sd_rtnl_message_append_u32(m, i++, target->ip.in.s_addr);
+                                r = sd_netlink_message_append_u32(m, i++, target->ip.in.s_addr);
                                 if (r < 0)
                                         return log_netdev_error_errno(netdev, r, "Could not append IFLA_BOND_ARP_ALL_TARGETS attribute: %m");
                         }
 
-                        r = sd_rtnl_message_close_container(m);
+                        r = sd_netlink_message_close_container(m);
                         if (r < 0)
                                 return log_netdev_error_errno(netdev, r, "Could not close contaniner IFLA_BOND_ARP_IP_TARGET : %m");
                 }

src/network/networkd-netdev-ipvlan.c

@@ -32,7 +32,7 @@ static const char* const ipvlan_mode_table[_NETDEV_IPVLAN_MODE_MAX] = {
 DEFINE_STRING_TABLE_LOOKUP(ipvlan_mode, IPVlanMode);
 DEFINE_CONFIG_PARSE_ENUM(config_parse_ipvlan_mode, ipvlan_mode, IPVlanMode, "Failed to parse ipvlan mode");
 
-static int netdev_ipvlan_fill_message_create(NetDev *netdev, Link *link, sd_rtnl_message *req) {
+static int netdev_ipvlan_fill_message_create(NetDev *netdev, Link *link, sd_netlink_message *req) {
         IPVlan *m = IPVLAN(netdev);
         int r;
 
@@ -42,7 +42,7 @@ static int netdev_ipvlan_fill_message_create(NetDev *netdev, Link *link, sd_rtnl
         assert(netdev->ifname);
 
         if (m->mode != _NETDEV_IPVLAN_MODE_INVALID) {
-                r = sd_rtnl_message_append_u16(req, IFLA_IPVLAN_MODE, m->mode);
+                r = sd_netlink_message_append_u16(req, IFLA_IPVLAN_MODE, m->mode);
                 if (r < 0)
                         return log_netdev_error_errno(netdev, r, "Could not append IFLA_IPVLAN_MODE attribute: %m");
         }

src/network/networkd-netdev-macvlan.c

@@ -34,7 +34,7 @@ static const char* const macvlan_mode_table[_NETDEV_MACVLAN_MODE_MAX] = {
 DEFINE_STRING_TABLE_LOOKUP(macvlan_mode, MacVlanMode);
 DEFINE_CONFIG_PARSE_ENUM(config_parse_macvlan_mode, macvlan_mode, MacVlanMode, "Failed to parse macvlan mode");
 
-static int netdev_macvlan_fill_message_create(NetDev *netdev, Link *link, sd_rtnl_message *req) {
+static int netdev_macvlan_fill_message_create(NetDev *netdev, Link *link, sd_netlink_message *req) {
         MacVlan *m = MACVLAN(netdev);
         int r;
 
@@ -44,7 +44,7 @@ static int netdev_macvlan_fill_message_create(NetDev *netdev, Link *link, sd_rtn
         assert(netdev->ifname);
 
         if (m->mode != _NETDEV_MACVLAN_MODE_INVALID) {
-                r = sd_rtnl_message_append_u32(req, IFLA_MACVLAN_MODE, m->mode);
+                r = sd_netlink_message_append_u32(req, IFLA_MACVLAN_MODE, m->mode);
                 if (r < 0)
                         return log_netdev_error_errno(netdev, r, "Could not append IFLA_MACVLAN_MODE attribute: %m");
         }

src/network/networkd-netdev-tunnel.c

@@ -25,7 +25,7 @@
 #include <linux/if_tunnel.h>
 #include <linux/ip6_tunnel.h>
 
-#include "sd-rtnl.h"
+#include "sd-netlink.h"
 #include "networkd-netdev-tunnel.h"
 #include "networkd-link.h"
 #include "util.h"
@@ -43,7 +43,7 @@ static const char* const ip6tnl_mode_table[_NETDEV_IP6_TNL_MODE_MAX] = {
 DEFINE_STRING_TABLE_LOOKUP(ip6tnl_mode, Ip6TnlMode);
 DEFINE_CONFIG_PARSE_ENUM(config_parse_ip6tnl_mode, ip6tnl_mode, Ip6TnlMode, "Failed to parse ip6 tunnel Mode");
 
-static int netdev_ipip_fill_message_create(NetDev *netdev, Link *link, sd_rtnl_message *m) {
+static int netdev_ipip_fill_message_create(NetDev *netdev, Link *link, sd_netlink_message *m) {
         Tunnel *t = IPIP(netdev);
         int r;
 
@@ -53,30 +53,30 @@ static int netdev_ipip_fill_message_create(NetDev *netdev, Link *link, sd_rtnl_m
         assert(t);
         assert(t->family == AF_INET);
 
-        r = sd_rtnl_message_append_u32(m, IFLA_IPTUN_LINK, link->ifindex);
+        r = sd_netlink_message_append_u32(m, IFLA_IPTUN_LINK, link->ifindex);
         if (r < 0)
                 return log_netdev_error_errno(netdev, r, "Could not append IFLA_IPTUN_LINK attribute: %m");
 
-        r = sd_rtnl_message_append_in_addr(m, IFLA_IPTUN_LOCAL, &t->local.in);
+        r = sd_netlink_message_append_in_addr(m, IFLA_IPTUN_LOCAL, &t->local.in);
         if (r < 0)
                 return log_netdev_error_errno(netdev, r, "Could not append IFLA_IPTUN_LOCAL attribute: %m");
 
-        r = sd_rtnl_message_append_in_addr(m, IFLA_IPTUN_REMOTE, &t->remote.in);
+        r = sd_netlink_message_append_in_addr(m, IFLA_IPTUN_REMOTE, &t->remote.in);
         if (r < 0)
                 return log_netdev_error_errno(netdev, r, "Could not append IFLA_IPTUN_REMOTE attribute: %m");
 
-        r = sd_rtnl_message_append_u8(m, IFLA_IPTUN_TTL, t->ttl);
+        r = sd_netlink_message_append_u8(m, IFLA_IPTUN_TTL, t->ttl);
         if (r < 0)
                 return log_netdev_error_errno(netdev, r, "Could not append IFLA_IPTUN_TTL  attribute: %m");
 
-        r = sd_rtnl_message_append_u8(m, IFLA_IPTUN_PMTUDISC, t->pmtudisc);
+        r = sd_netlink_message_append_u8(m, IFLA_IPTUN_PMTUDISC, t->pmtudisc);
         if (r < 0)
                 return log_netdev_error_errno(netdev, r, "Could not append IFLA_IPTUN_PMTUDISC attribute: %m");
 
         return r;
 }
 
-static int netdev_sit_fill_message_create(NetDev *netdev, Link *link, sd_rtnl_message *m) {
+static int netdev_sit_fill_message_create(NetDev *netdev, Link *link, sd_netlink_message *m) {
         Tunnel *t = SIT(netdev);
         int r;
 
@@ -86,30 +86,30 @@ static int netdev_sit_fill_message_create(NetDev *netdev, Link *link, sd_rtnl_me
         assert(t);
         assert(t->family == AF_INET);
 
-        r = sd_rtnl_message_append_u32(m, IFLA_IPTUN_LINK, link->ifindex);
+        r = sd_netlink_message_append_u32(m, IFLA_IPTUN_LINK, link->ifindex);
         if (r < 0)
                 return log_netdev_error_errno(netdev, r, "Could not append IFLA_IPTUN_LINK attribute: %m");
 
-        r = sd_rtnl_message_append_in_addr(m, IFLA_IPTUN_LOCAL, &t->local.in);
+        r = sd_netlink_message_append_in_addr(m, IFLA_IPTUN_LOCAL, &t->local.in);
         if (r < 0)
                 return log_netdev_error_errno(netdev, r, "Could not append IFLA_IPTUN_LOCAL attribute: %m");
 
-        r = sd_rtnl_message_append_in_addr(m, IFLA_IPTUN_REMOTE, &t->remote.in);
+        r = sd_netlink_message_append_in_addr(m, IFLA_IPTUN_REMOTE, &t->remote.in);
         if (r < 0)
                 return log_netdev_error_errno(netdev, r, "Could not append IFLA_IPTUN_REMOTE attribute: %m");
 
-        r = sd_rtnl_message_append_u8(m, IFLA_IPTUN_TTL, t->ttl);
+        r = sd_netlink_message_append_u8(m, IFLA_IPTUN_TTL, t->ttl);
         if (r < 0)
                 return log_netdev_error_errno(netdev, r, "Could not append IFLA_IPTUN_TTL attribute: %m");
 
-        r = sd_rtnl_message_append_u8(m, IFLA_IPTUN_PMTUDISC, t->pmtudisc);
+        r = sd_netlink_message_append_u8(m, IFLA_IPTUN_PMTUDISC, t->pmtudisc);
         if (r < 0)
                 return log_netdev_error_errno(netdev, r, "Could not append IFLA_IPTUN_PMTUDISC attribute: %m");
 
         return r;
 }
 
-static int netdev_gre_fill_message_create(NetDev *netdev, Link *link, sd_rtnl_message *m) {
+static int netdev_gre_fill_message_create(NetDev *netdev, Link *link, sd_netlink_message *m) {
         Tunnel *t;
         int r;
 
@@ -125,34 +125,34 @@ static int netdev_gre_fill_message_create(NetDev *netdev, Link *link, sd_rtnl_me
         assert(link);
         assert(m);
 
-        r = sd_rtnl_message_append_u32(m, IFLA_GRE_LINK, link->ifindex);
+        r = sd_netlink_message_append_u32(m, IFLA_GRE_LINK, link->ifindex);
         if (r < 0)
                 return log_netdev_error_errno(netdev, r, "Could not append IFLA_GRE_LINK attribute: %m");
 
-        r = sd_rtnl_message_append_in_addr(m, IFLA_GRE_LOCAL, &t->local.in);
+        r = sd_netlink_message_append_in_addr(m, IFLA_GRE_LOCAL, &t->local.in);
         if (r < 0)
                 return log_netdev_error_errno(netdev, r, "Could not append IFLA_GRE_LOCAL attribute: %m");
 
-        r = sd_rtnl_message_append_in_addr(m, IFLA_GRE_REMOTE, &t->remote.in);
+        r = sd_netlink_message_append_in_addr(m, IFLA_GRE_REMOTE, &t->remote.in);
         if (r < 0)
                 log_netdev_error_errno(netdev, r, "Could not append IFLA_GRE_REMOTE attribute: %m");
 
-        r = sd_rtnl_message_append_u8(m, IFLA_GRE_TTL, t->ttl);
+        r = sd_netlink_message_append_u8(m, IFLA_GRE_TTL, t->ttl);
         if (r < 0)
                 return log_netdev_error_errno(netdev, r, "Could not append IFLA_GRE_TTL attribute: %m");
 
-        r = sd_rtnl_message_append_u8(m, IFLA_GRE_TOS, t->tos);
+        r = sd_netlink_message_append_u8(m, IFLA_GRE_TOS, t->tos);
         if (r < 0)
                 log_netdev_error_errno(netdev, r, "Could not append IFLA_GRE_TOS attribute: %m");
 
-        r = sd_rtnl_message_append_u8(m, IFLA_GRE_PMTUDISC, t->pmtudisc);
+        r = sd_netlink_message_append_u8(m, IFLA_GRE_PMTUDISC, t->pmtudisc);
         if (r < 0)
                 return log_netdev_error_errno(netdev, r, "Could not append IFLA_GRE_PMTUDISC attribute: %m");
 
         return r;
 }
 
-static int netdev_ip6gre_fill_message_create(NetDev *netdev, Link *link, sd_rtnl_message *m) {
+static int netdev_ip6gre_fill_message_create(NetDev *netdev, Link *link, sd_netlink_message *m) {
         Tunnel *t;
         int r;
 
@@ -168,26 +168,26 @@ static int netdev_ip6gre_fill_message_create(NetDev *netdev, Link *link, sd_rtnl
         assert(link);
         assert(m);
 
-        r = sd_rtnl_message_append_u32(m, IFLA_GRE_LINK, link->ifindex);
+        r = sd_netlink_message_append_u32(m, IFLA_GRE_LINK, link->ifindex);
         if (r < 0)
                 return log_netdev_error_errno(netdev, r, "Could not append IFLA_GRE_LINK attribute: %m");
 
-        r = sd_rtnl_message_append_in6_addr(m, IFLA_GRE_LOCAL, &t->local.in6);
+        r = sd_netlink_message_append_in6_addr(m, IFLA_GRE_LOCAL, &t->local.in6);
         if (r < 0)
                 return log_netdev_error_errno(netdev, r, "Could not append IFLA_GRE_LOCAL attribute: %m");
 
-        r = sd_rtnl_message_append_in6_addr(m, IFLA_GRE_REMOTE, &t->remote.in6);
+        r = sd_netlink_message_append_in6_addr(m, IFLA_GRE_REMOTE, &t->remote.in6);
         if (r < 0)
                 return log_netdev_error_errno(netdev, r, "Could not append IFLA_GRE_REMOTE attribute: %m");
 
-        r = sd_rtnl_message_append_u8(m, IFLA_GRE_TTL, t->ttl);
+        r = sd_netlink_message_append_u8(m, IFLA_GRE_TTL, t->ttl);
         if (r < 0)
                 return log_netdev_error_errno(netdev, r, "Could not append IFLA_GRE_TTL attribute: %m");
 
         return r;
 }
 
-static int netdev_vti_fill_message_create(NetDev *netdev, Link *link, sd_rtnl_message *m) {
+static int netdev_vti_fill_message_create(NetDev *netdev, Link *link, sd_netlink_message *m) {
         Tunnel *t = VTI(netdev);
         int r;
 
@@ -197,22 +197,22 @@ static int netdev_vti_fill_message_create(NetDev *netdev, Link *link, sd_rtnl_me
         assert(t);
         assert(t->family == AF_INET);
 
-        r = sd_rtnl_message_append_u32(m, IFLA_VTI_LINK, link->ifindex);
+        r = sd_netlink_message_append_u32(m, IFLA_VTI_LINK, link->ifindex);
         if (r < 0)
                 return log_netdev_error_errno(netdev, r, "Could not append IFLA_IPTUN_LINK attribute: %m");
 
-        r = sd_rtnl_message_append_in_addr(m, IFLA_VTI_LOCAL, &t->local.in);
+        r = sd_netlink_message_append_in_addr(m, IFLA_VTI_LOCAL, &t->local.in);
         if (r < 0)
                 return log_netdev_error_errno(netdev, r, "Could not append IFLA_IPTUN_LOCAL attribute: %m");
 
-        r = sd_rtnl_message_append_in_addr(m, IFLA_VTI_REMOTE, &t->remote.in);
+        r = sd_netlink_message_append_in_addr(m, IFLA_VTI_REMOTE, &t->remote.in);
         if (r < 0)
                 return log_netdev_error_errno(netdev, r, "Could not append IFLA_IPTUN_REMOTE attribute: %m");
 
         return r;
 }
 
-static int netdev_vti6_fill_message_create(NetDev *netdev, Link *link, sd_rtnl_message *m) {
+static int netdev_vti6_fill_message_create(NetDev *netdev, Link *link, sd_netlink_message *m) {
         Tunnel *t = VTI6(netdev);
         int r;
 
@@ -222,22 +222,22 @@ static int netdev_vti6_fill_message_create(NetDev *netdev, Link *link, sd_rtnl_m
         assert(t);
         assert(t->family == AF_INET6);
 
-        r = sd_rtnl_message_append_u32(m, IFLA_VTI_LINK, link->ifindex);
+        r = sd_netlink_message_append_u32(m, IFLA_VTI_LINK, link->ifindex);
         if (r < 0)
                 return log_netdev_error_errno(netdev, r, "Could not append IFLA_IPTUN_LINK attribute: %m");
 
-        r = sd_rtnl_message_append_in6_addr(m, IFLA_VTI_LOCAL, &t->local.in6);
+        r = sd_netlink_message_append_in6_addr(m, IFLA_VTI_LOCAL, &t->local.in6);
         if (r < 0)
                 return log_netdev_error_errno(netdev, r, "Could not append IFLA_IPTUN_LOCAL attribute: %m");
 
-        r = sd_rtnl_message_append_in6_addr(m, IFLA_VTI_REMOTE, &t->remote.in6);
+        r = sd_netlink_message_append_in6_addr(m, IFLA_VTI_REMOTE, &t->remote.in6);
         if (r < 0)
                 return log_netdev_error_errno(netdev, r, "Could not append IFLA_IPTUN_REMOTE attribute: %m");
 
         return r;
 }
 
-static int netdev_ip6tnl_fill_message_create(NetDev *netdev, Link *link, sd_rtnl_message *m) {
+static int netdev_ip6tnl_fill_message_create(NetDev *netdev, Link *link, sd_netlink_message *m) {
         Tunnel *t = IP6TNL(netdev);
         uint8_t proto;
         int r;
@@ -248,19 +248,19 @@ static int netdev_ip6tnl_fill_message_create(NetDev *netdev, Link *link, sd_rtnl
         assert(t);
         assert(t->family == AF_INET6);
 
-        r = sd_rtnl_message_append_u32(m, IFLA_IPTUN_LINK, link->ifindex);
+        r = sd_netlink_message_append_u32(m, IFLA_IPTUN_LINK, link->ifindex);
         if (r < 0)
                 return log_netdev_error_errno(netdev, r, "Could not append IFLA_IPTUN_LINK attribute: %m");
 
-        r = sd_rtnl_message_append_in6_addr(m, IFLA_IPTUN_LOCAL, &t->local.in6);
+        r = sd_netlink_message_append_in6_addr(m, IFLA_IPTUN_LOCAL, &t->local.in6);
         if (r < 0)
                 return log_netdev_error_errno(netdev, r, "Could not append IFLA_IPTUN_LOCAL attribute: %m");
 
-        r = sd_rtnl_message_append_in6_addr(m, IFLA_IPTUN_REMOTE, &t->remote.in6);
+        r = sd_netlink_message_append_in6_addr(m, IFLA_IPTUN_REMOTE, &t->remote.in6);
         if (r < 0)
                 return log_netdev_error_errno(netdev, r, "Could not append IFLA_IPTUN_REMOTE attribute: %m");
 
-        r = sd_rtnl_message_append_u8(m, IFLA_IPTUN_TTL, t->ttl);
+        r = sd_netlink_message_append_u8(m, IFLA_IPTUN_TTL, t->ttl);
         if (r < 0)
                 return log_netdev_error_errno(netdev, r, "Could not append IFLA_IPTUN_TTL attribute: %m");
 
@@ -277,7 +277,7 @@ static int netdev_ip6tnl_fill_message_create(NetDev *netdev, Link *link, sd_rtnl
                 break;
         }
 
-        r = sd_rtnl_message_append_u8(m, IFLA_IPTUN_PROTO, proto);
+        r = sd_netlink_message_append_u8(m, IFLA_IPTUN_PROTO, proto);
         if (r < 0)
                 return log_netdev_error_errno(netdev, r, "Could not append IFLA_IPTUN_MODE attribute: %m");
 

src/network/networkd-netdev-veth.c

@@ -22,10 +22,10 @@
 #include <net/if.h>
 #include <linux/veth.h>
 
-#include "sd-rtnl.h"
+#include "sd-netlink.h"
 #include "networkd-netdev-veth.h"
 
-static int netdev_veth_fill_message_create(NetDev *netdev, Link *link, sd_rtnl_message *m) {
+static int netdev_veth_fill_message_create(NetDev *netdev, Link *link, sd_netlink_message *m) {
         Veth *v = VETH(netdev);
         int r;
 
@@ -34,23 +34,23 @@ static int netdev_veth_fill_message_create(NetDev *netdev, Link *link, sd_rtnl_m
         assert(v);
         assert(m);
 
-        r = sd_rtnl_message_open_container(m, VETH_INFO_PEER);
+        r = sd_netlink_message_open_container(m, VETH_INFO_PEER);
         if (r < 0)
                 return log_netdev_error_errno(netdev, r, "Could not append VETH_INFO_PEER attribute: %m");
 
         if (v->ifname_peer) {
-                r = sd_rtnl_message_append_string(m, IFLA_IFNAME, v->ifname_peer);
+                r = sd_netlink_message_append_string(m, IFLA_IFNAME, v->ifname_peer);
                 if (r < 0)
                         return log_error_errno(r, "Failed to add netlink interface name: %m");
         }
 
         if (v->mac_peer) {
-                r = sd_rtnl_message_append_ether_addr(m, IFLA_ADDRESS, v->mac_peer);
+                r = sd_netlink_message_append_ether_addr(m, IFLA_ADDRESS, v->mac_peer);
                 if (r < 0)
                         return log_netdev_error_errno(netdev, r, "Could not append IFLA_ADDRESS attribute: %m");
         }
 
-        r = sd_rtnl_message_close_container(m);
+        r = sd_netlink_message_close_container(m);
         if (r < 0)
                 return log_netdev_error_errno(netdev, r, "Could not append IFLA_INFO_DATA attribute: %m");
 

src/network/networkd-netdev-vlan.c

@@ -23,7 +23,7 @@
 
 #include "networkd-netdev-vlan.h"
 
-static int netdev_vlan_fill_message_create(NetDev *netdev, Link *link, sd_rtnl_message *req) {
+static int netdev_vlan_fill_message_create(NetDev *netdev, Link *link, sd_netlink_message *req) {
         VLan *v = VLAN(netdev);
         int r;
 
@@ -33,7 +33,7 @@ static int netdev_vlan_fill_message_create(NetDev *netdev, Link *link, sd_rtnl_m
         assert(req);
 
         if (v->id <= VLANID_MAX) {
-                r = sd_rtnl_message_append_u16(req, IFLA_VLAN_ID, v->id);
+                r = sd_netlink_message_append_u16(req, IFLA_VLAN_ID, v->id);
                 if (r < 0) {
                         log_netdev_error(netdev,
                                          "Could not append IFLA_VLAN_ID attribute: %s",

src/network/networkd-netdev-vxlan.c

@@ -21,13 +21,13 @@
 
 #include <net/if.h>
 
-#include "sd-rtnl.h"
+#include "sd-netlink.h"
 #include "networkd-netdev-vxlan.h"
 #include "networkd-link.h"
 #include "conf-parser.h"
 #include "missing.h"
 
-static int netdev_vxlan_fill_message_create(NetDev *netdev, Link *link, sd_rtnl_message *m) {
+static int netdev_vxlan_fill_message_create(NetDev *netdev, Link *link, sd_netlink_message *m) {
         VxLan *v = VXLAN(netdev);
         int r;
 
@@ -38,66 +38,66 @@ static int netdev_vxlan_fill_message_create(NetDev *netdev, Link *link, sd_rtnl_
 
 
         if (v->id <= VXLAN_VID_MAX) {
-                r = sd_rtnl_message_append_u32(m, IFLA_VXLAN_ID, v->id);
+                r = sd_netlink_message_append_u32(m, IFLA_VXLAN_ID, v->id);
                 if (r < 0)
                         return log_netdev_error_errno(netdev, r, "Could not append IFLA_VXLAN_ID attribute: %m");
         }
 
-        r = sd_rtnl_message_append_in_addr(m, IFLA_VXLAN_GROUP, &v->group.in);
+        r = sd_netlink_message_append_in_addr(m, IFLA_VXLAN_GROUP, &v->group.in);
         if (r < 0)
                 return log_netdev_error_errno(netdev, r, "Could not append IFLA_VXLAN_GROUP attribute: %m");
 
-        r = sd_rtnl_message_append_u32(m, IFLA_VXLAN_LINK, link->ifindex);
+        r = sd_netlink_message_append_u32(m, IFLA_VXLAN_LINK, link->ifindex);
         if (r < 0)
                 return log_netdev_error_errno(netdev, r, "Could not append IFLA_VXLAN_LINK attribute: %m");
 
         if(v->ttl) {
-                r = sd_rtnl_message_append_u8(m, IFLA_VXLAN_TTL, v->ttl);
+                r = sd_netlink_message_append_u8(m, IFLA_VXLAN_TTL, v->ttl);
                 if (r < 0)
                         return log_netdev_error_errno(netdev, r, "Could not append IFLA_VXLAN_TTL attribute: %m");
         }
 
         if(v->tos) {
-                r = sd_rtnl_message_append_u8(m, IFLA_VXLAN_TOS, v->tos);
+                r = sd_netlink_message_append_u8(m, IFLA_VXLAN_TOS, v->tos);
                 if (r < 0)
                         return log_netdev_error_errno(netdev, r, "Could not append IFLA_VXLAN_TOS attribute: %m");
         }
 
-        r = sd_rtnl_message_append_u8(m, IFLA_VXLAN_LEARNING, v->learning);
+        r = sd_netlink_message_append_u8(m, IFLA_VXLAN_LEARNING, v->learning);
         if (r < 0)
                 return log_netdev_error_errno(netdev, r, "Could not append IFLA_VXLAN_LEARNING attribute: %m");
 
-        r = sd_rtnl_message_append_u8(m, IFLA_VXLAN_RSC, v->route_short_circuit);
+        r = sd_netlink_message_append_u8(m, IFLA_VXLAN_RSC, v->route_short_circuit);
         if (r < 0)
                 return log_netdev_error_errno(netdev, r, "Could not append IFLA_VXLAN_RSC attribute: %m");
 
-        r = sd_rtnl_message_append_u8(m, IFLA_VXLAN_PROXY, v->arp_proxy);
+        r = sd_netlink_message_append_u8(m, IFLA_VXLAN_PROXY, v->arp_proxy);
         if (r < 0)
                 return log_netdev_error_errno(netdev, r, "Could not append IFLA_VXLAN_PROXY attribute: %m");
 
-        r = sd_rtnl_message_append_u8(m, IFLA_VXLAN_L2MISS, v->l2miss);
+        r = sd_netlink_message_append_u8(m, IFLA_VXLAN_L2MISS, v->l2miss);
         if (r < 0)
                 return log_netdev_error_errno(netdev, r, "Could not append IFLA_VXLAN_L2MISS attribute: %m");
 
-        r = sd_rtnl_message_append_u8(m, IFLA_VXLAN_L3MISS, v->l3miss);
+        r = sd_netlink_message_append_u8(m, IFLA_VXLAN_L3MISS, v->l3miss);
         if (r < 0)
                 return log_netdev_error_errno(netdev, r, "Could not append IFLA_VXLAN_L3MISS attribute: %m");
 
         if(v->fdb_ageing) {
-                r = sd_rtnl_message_append_u32(m, IFLA_VXLAN_AGEING, v->fdb_ageing / USEC_PER_SEC);
+                r = sd_netlink_message_append_u32(m, IFLA_VXLAN_AGEING, v->fdb_ageing / USEC_PER_SEC);
                 if (r < 0)
                         return log_netdev_error_errno(netdev, r, "Could not append IFLA_VXLAN_AGEING attribute: %m");
         }
 
-        r = sd_rtnl_message_append_u8(m, IFLA_VXLAN_UDP_CSUM, v->udpcsum);
+        r = sd_netlink_message_append_u8(m, IFLA_VXLAN_UDP_CSUM, v->udpcsum);
         if (r < 0)
                 return log_netdev_error_errno(netdev, r, "Could not append IFLA_VXLAN_UDP_CSUM attribute: %m");
 
-        r = sd_rtnl_message_append_u8(m, IFLA_VXLAN_UDP_ZERO_CSUM6_TX, v->udp6zerocsumtx);
+        r = sd_netlink_message_append_u8(m, IFLA_VXLAN_UDP_ZERO_CSUM6_TX, v->udp6zerocsumtx);
         if (r < 0)
                 return log_netdev_error_errno(netdev, r, "Could not append IFLA_VXLAN_UDP_ZERO_CSUM6_TX attribute: %m");
 
-        r = sd_rtnl_message_append_u8(m, IFLA_VXLAN_UDP_ZERO_CSUM6_RX, v->udp6zerocsumrx);
+        r = sd_netlink_message_append_u8(m, IFLA_VXLAN_UDP_ZERO_CSUM6_RX, v->udp6zerocsumrx);
         if (r < 0)
                 return log_netdev_error_errno(netdev, r, "Could not append IFLA_VXLAN_UDP_ZERO_CSUM6_RX attribute: %m");
 

src/network/networkd-netdev.c

@@ -77,7 +77,7 @@ DEFINE_STRING_TABLE_LOOKUP(netdev_kind, NetDevKind);
 DEFINE_CONFIG_PARSE_ENUM(config_parse_netdev_kind, netdev_kind, NetDevKind, "Failed to parse netdev kind");
 
 static void netdev_cancel_callbacks(NetDev *netdev) {
-        _cleanup_rtnl_message_unref_ sd_rtnl_message *m = NULL;
+        _cleanup_netlink_message_unref_ sd_netlink_message *m = NULL;
         netdev_join_callback *callback;
 
         if (!netdev)
@@ -180,8 +180,8 @@ static int netdev_enter_failed(NetDev *netdev) {
         return 0;
 }
 
-static int netdev_enslave_ready(NetDev *netdev, Link* link, sd_rtnl_message_handler_t callback) {
-        _cleanup_rtnl_message_unref_ sd_rtnl_message *req = NULL;
+static int netdev_enslave_ready(NetDev *netdev, Link* link, sd_netlink_message_handler_t callback) {
+        _cleanup_netlink_message_unref_ sd_netlink_message *req = NULL;
         int r;
 
         assert(netdev);
@@ -196,11 +196,11 @@ static int netdev_enslave_ready(NetDev *netdev, Link* link, sd_rtnl_message_hand
         if (r < 0)
                 return log_netdev_error_errno(netdev, r, "Could not allocate RTM_SETLINK message: %m");
 
-        r = sd_rtnl_message_append_u32(req, IFLA_MASTER, netdev->ifindex);
+        r = sd_netlink_message_append_u32(req, IFLA_MASTER, netdev->ifindex);
         if (r < 0)
                 return log_netdev_error_errno(netdev, r, "Could not append IFLA_MASTER attribute: %m");
 
-        r = sd_rtnl_call_async(netdev->manager->rtnl, req, callback, link, 0, NULL);
+        r = sd_netlink_call_async(netdev->manager->rtnl, req, callback, link, 0, NULL);
         if (r < 0)
                 return log_netdev_error(netdev, "Could not send rtnetlink message: %m");
 
@@ -241,13 +241,13 @@ static int netdev_enter_ready(NetDev *netdev) {
 }
 
 /* callback for netdev's created without a backing Link */
-static int netdev_create_handler(sd_rtnl *rtnl, sd_rtnl_message *m, void *userdata) {
+static int netdev_create_handler(sd_netlink *rtnl, sd_netlink_message *m, void *userdata) {
         _cleanup_netdev_unref_ NetDev *netdev = userdata;
         int r;
 
         assert(netdev->state != _NETDEV_STATE_INVALID);
 
-        r = sd_rtnl_message_get_errno(m);
+        r = sd_netlink_message_get_errno(m);
         if (r == -EEXIST)
                 log_netdev_info(netdev, "netdev exists, using existing without changing its parameters");
         else if (r < 0) {
@@ -262,7 +262,7 @@ static int netdev_create_handler(sd_rtnl *rtnl, sd_rtnl_message *m, void *userda
         return 1;
 }
 
-int netdev_enslave(NetDev *netdev, Link *link, sd_rtnl_message_handler_t callback) {
+int netdev_enslave(NetDev *netdev, Link *link, sd_netlink_message_handler_t callback) {
         int r;
 
         assert(netdev);
@@ -292,7 +292,7 @@ int netdev_enslave(NetDev *netdev, Link *link, sd_rtnl_message_handler_t callbac
         return 0;
 }
 
-int netdev_set_ifindex(NetDev *netdev, sd_rtnl_message *message) {
+int netdev_set_ifindex(NetDev *netdev, sd_netlink_message *message) {
         uint16_t type;
         const char *kind;
         const char *received_kind;
@@ -302,7 +302,7 @@ int netdev_set_ifindex(NetDev *netdev, sd_rtnl_message *message) {
         assert(netdev);
         assert(message);
 
-        r = sd_rtnl_message_get_type(message, &type);
+        r = sd_netlink_message_get_type(message, &type);
         if (r < 0)
                 return log_netdev_error_errno(netdev, r, "Could not get rtnl message type: %m");
 
@@ -333,7 +333,7 @@ int netdev_set_ifindex(NetDev *netdev, sd_rtnl_message *message) {
                         return 0;
         }
 
-        r = sd_rtnl_message_read_string(message, IFLA_IFNAME, &received_name);
+        r = sd_netlink_message_read_string(message, IFLA_IFNAME, &received_name);
         if (r < 0)
                 return log_netdev_error_errno(netdev, r, "Could not get IFNAME: %m");
 
@@ -343,15 +343,15 @@ int netdev_set_ifindex(NetDev *netdev, sd_rtnl_message *message) {
                 return r;
         }
 
-        r = sd_rtnl_message_enter_container(message, IFLA_LINKINFO);
+        r = sd_netlink_message_enter_container(message, IFLA_LINKINFO);
         if (r < 0)
                 return log_netdev_error_errno(netdev, r, "Could not get LINKINFO: %m");
 
-        r = sd_rtnl_message_read_string(message, IFLA_INFO_KIND, &received_kind);
+        r = sd_netlink_message_read_string(message, IFLA_INFO_KIND, &received_kind);
         if (r < 0)
                 return log_netdev_error_errno(netdev, r, "Could not get KIND: %m");
 
-        r = sd_rtnl_message_exit_container(message);
+        r = sd_netlink_message_exit_container(message);
         if (r < 0)
                 return log_netdev_error_errno(netdev, r, "Could not exit container: %m");
 
@@ -431,7 +431,7 @@ int netdev_get_mac(const char *ifname, struct ether_addr **ret) {
 }
 
 static int netdev_create(NetDev *netdev, Link *link,
-                         sd_rtnl_message_handler_t callback) {
+                         sd_netlink_message_handler_t callback) {
         int r;
 
         assert(netdev);
@@ -447,39 +447,39 @@ static int netdev_create(NetDev *netdev, Link *link,
 
                 log_netdev_debug(netdev, "Created");
         } else {
-                _cleanup_rtnl_message_unref_ sd_rtnl_message *m = NULL;
+                _cleanup_netlink_message_unref_ sd_netlink_message *m = NULL;
 
                 r = sd_rtnl_message_new_link(netdev->manager->rtnl, &m, RTM_NEWLINK, 0);
                 if (r < 0)
                         return log_netdev_error_errno(netdev, r, "Could not allocate RTM_NEWLINK message: %m");
 
-                r = sd_rtnl_message_append_string(m, IFLA_IFNAME, netdev->ifname);
+                r = sd_netlink_message_append_string(m, IFLA_IFNAME, netdev->ifname);
                 if (r < 0)
                         return log_netdev_error_errno(netdev, r, "Could not append IFLA_IFNAME, attribute: %m");
 
                 if (netdev->mac) {
-                        r = sd_rtnl_message_append_ether_addr(m, IFLA_ADDRESS, netdev->mac);
+                        r = sd_netlink_message_append_ether_addr(m, IFLA_ADDRESS, netdev->mac);
                         if (r < 0)
                                 return log_netdev_error_errno(netdev, r, "Could not append IFLA_ADDRESS attribute: %m");
                 }
 
                 if (netdev->mtu) {
-                        r = sd_rtnl_message_append_u32(m, IFLA_MTU, netdev->mtu);
+                        r = sd_netlink_message_append_u32(m, IFLA_MTU, netdev->mtu);
                         if (r < 0)
                                 return log_netdev_error_errno(netdev, r, "Could not append IFLA_MTU attribute: %m");
                 }
 
                 if (link) {
-                        r = sd_rtnl_message_append_u32(m, IFLA_LINK, link->ifindex);
+                        r = sd_netlink_message_append_u32(m, IFLA_LINK, link->ifindex);
                         if (r < 0)
                                 return log_netdev_error_errno(netdev, r, "Could not append IFLA_LINK attribute: %m");
                 }
 
-                r = sd_rtnl_message_open_container(m, IFLA_LINKINFO);
+                r = sd_netlink_message_open_container(m, IFLA_LINKINFO);
                 if (r < 0)
                         return log_netdev_error_errno(netdev, r, "Could not append IFLA_LINKINFO attribute: %m");
 
-                r = sd_rtnl_message_open_container_union(m, IFLA_INFO_DATA, netdev_kind_to_string(netdev->kind));
+                r = sd_netlink_message_open_container_union(m, IFLA_INFO_DATA, netdev_kind_to_string(netdev->kind));
                 if (r < 0)
                         return log_netdev_error_errno(netdev, r, "Could not append IFLA_INFO_DATA attribute: %m");
 
@@ -489,22 +489,22 @@ static int netdev_create(NetDev *netdev, Link *link,
                                 return r;
                 }
 
-                r = sd_rtnl_message_close_container(m);
+                r = sd_netlink_message_close_container(m);
                 if (r < 0)
                         return log_netdev_error_errno(netdev, r, "Could not append IFLA_LINKINFO attribute: %m");
 
-                r = sd_rtnl_message_close_container(m);
+                r = sd_netlink_message_close_container(m);
                 if (r < 0)
                         return log_netdev_error_errno(netdev, r, "Could not append IFLA_LINKINFO attribute: %m");
 
                 if (link) {
-                        r = sd_rtnl_call_async(netdev->manager->rtnl, m, callback, link, 0, NULL);
+                        r = sd_netlink_call_async(netdev->manager->rtnl, m, callback, link, 0, NULL);
                         if (r < 0)
                                 return log_netdev_error_errno(netdev, r, "Could not send rtnetlink message: %m");
 
                         link_ref(link);
                 } else {
-                        r = sd_rtnl_call_async(netdev->manager->rtnl, m, netdev_create_handler, netdev, 0, NULL);
+                        r = sd_netlink_call_async(netdev->manager->rtnl, m, netdev_create_handler, netdev, 0, NULL);
                         if (r < 0)
                                 return log_netdev_error_errno(netdev, r, "Could not send rtnetlink message: %m");
 
@@ -520,7 +520,7 @@ static int netdev_create(NetDev *netdev, Link *link,
 }
 
 /* the callback must be called, possibly after a timeout, as otherwise the Link will hang */
-int netdev_join(NetDev *netdev, Link *link, sd_rtnl_message_handler_t callback) {
+int netdev_join(NetDev *netdev, Link *link, sd_netlink_message_handler_t callback) {
         int r;
 
         assert(netdev);

src/network/networkd-netdev.h

@@ -29,7 +29,7 @@ typedef struct NetDevVTable NetDevVTable;
 typedef struct netdev_join_callback netdev_join_callback;
 
 struct netdev_join_callback {
-        sd_rtnl_message_handler_t callback;
+        sd_netlink_message_handler_t callback;
         Link *link;
 
         LIST_FIELDS(netdev_join_callback, callbacks);
@@ -129,7 +129,7 @@ struct NetDevVTable {
         void (*done)(NetDev *n);
 
         /* fill in message to create netdev */
-        int (*fill_message_create)(NetDev *netdev, Link *link, sd_rtnl_message *message);
+        int (*fill_message_create)(NetDev *netdev, Link *link, sd_netlink_message *message);
 
         /* specifies if netdev is independent, or a master device or a stacked device */
         NetDevCreateType create_type;
@@ -187,10 +187,10 @@ DEFINE_TRIVIAL_CLEANUP_FUNC(NetDev*, netdev_unref);
 #define _cleanup_netdev_unref_ _cleanup_(netdev_unrefp)
 
 int netdev_get(Manager *manager, const char *name, NetDev **ret);
-int netdev_set_ifindex(NetDev *netdev, sd_rtnl_message *newlink);
-int netdev_enslave(NetDev *netdev, Link *link, sd_rtnl_message_handler_t callback);
+int netdev_set_ifindex(NetDev *netdev, sd_netlink_message *newlink);
+int netdev_enslave(NetDev *netdev, Link *link, sd_netlink_message_handler_t callback);
 int netdev_get_mac(const char *ifname, struct ether_addr **ret);
-int netdev_join(NetDev *netdev, Link *link, sd_rtnl_message_handler_t cb);
+int netdev_join(NetDev *netdev, Link *link, sd_netlink_message_handler_t cb);
 
 const char *netdev_kind_to_string(NetDevKind d) _const_;
 NetDevKind netdev_kind_from_string(const char *d) _pure_;

src/network/networkd-route.c

@@ -97,8 +97,8 @@ void route_free(Route *route) {
 }
 
 int route_drop(Route *route, Link *link,
-               sd_rtnl_message_handler_t callback) {
-        _cleanup_rtnl_message_unref_ sd_rtnl_message *req = NULL;
+               sd_netlink_message_handler_t callback) {
+        _cleanup_netlink_message_unref_ sd_netlink_message *req = NULL;
         int r;
 
         assert(link);
@@ -115,18 +115,18 @@ int route_drop(Route *route, Link *link,
 
         if (!in_addr_is_null(route->family, &route->in_addr)) {
                 if (route->family == AF_INET)
-                        r = sd_rtnl_message_append_in_addr(req, RTA_GATEWAY, &route->in_addr.in);
+                        r = sd_netlink_message_append_in_addr(req, RTA_GATEWAY, &route->in_addr.in);
                 else if (route->family == AF_INET6)
-                        r = sd_rtnl_message_append_in6_addr(req, RTA_GATEWAY, &route->in_addr.in6);
+                        r = sd_netlink_message_append_in6_addr(req, RTA_GATEWAY, &route->in_addr.in6);
                 if (r < 0)
                         return log_error_errno(r, "Could not append RTA_GATEWAY attribute: %m");
         }
 
         if (route->dst_prefixlen) {
                 if (route->family == AF_INET)
-                        r = sd_rtnl_message_append_in_addr(req, RTA_DST, &route->dst_addr.in);
+                        r = sd_netlink_message_append_in_addr(req, RTA_DST, &route->dst_addr.in);
                 else if (route->family == AF_INET6)
-                        r = sd_rtnl_message_append_in6_addr(req, RTA_DST, &route->dst_addr.in6);
+                        r = sd_netlink_message_append_in6_addr(req, RTA_DST, &route->dst_addr.in6);
                 if (r < 0)
                         return log_error_errno(r, "Could not append RTA_DST attribute: %m");
 
@@ -137,9 +137,9 @@ int route_drop(Route *route, Link *link,
 
         if (route->src_prefixlen) {
                 if (route->family == AF_INET)
-                        r = sd_rtnl_message_append_in_addr(req, RTA_SRC, &route->src_addr.in);
+                        r = sd_netlink_message_append_in_addr(req, RTA_SRC, &route->src_addr.in);
                 else if (route->family == AF_INET6)
-                        r = sd_rtnl_message_append_in6_addr(req, RTA_SRC, &route->src_addr.in6);
+                        r = sd_netlink_message_append_in6_addr(req, RTA_SRC, &route->src_addr.in6);
                 if (r < 0)
                         return log_error_errno(r, "Could not append RTA_DST attribute: %m");
 
@@ -150,9 +150,9 @@ int route_drop(Route *route, Link *link,
 
         if (!in_addr_is_null(route->family, &route->prefsrc_addr)) {
                 if (route->family == AF_INET)
-                        r = sd_rtnl_message_append_in_addr(req, RTA_PREFSRC, &route->prefsrc_addr.in);
+                        r = sd_netlink_message_append_in_addr(req, RTA_PREFSRC, &route->prefsrc_addr.in);
                 else if (route->family == AF_INET6)
-                        r = sd_rtnl_message_append_in6_addr(req, RTA_PREFSRC, &route->prefsrc_addr.in6);
+                        r = sd_netlink_message_append_in6_addr(req, RTA_PREFSRC, &route->prefsrc_addr.in6);
                 if (r < 0)
                         return log_error_errno(r, "Could not append RTA_PREFSRC attribute: %m");
         }
@@ -161,15 +161,15 @@ int route_drop(Route *route, Link *link,
         if (r < 0)
                 return log_error_errno(r, "Could not set scope: %m");
 
-        r = sd_rtnl_message_append_u32(req, RTA_PRIORITY, route->metrics);
+        r = sd_netlink_message_append_u32(req, RTA_PRIORITY, route->metrics);
         if (r < 0)
                 return log_error_errno(r, "Could not append RTA_PRIORITY attribute: %m");
 
-        r = sd_rtnl_message_append_u32(req, RTA_OIF, link->ifindex);
+        r = sd_netlink_message_append_u32(req, RTA_OIF, link->ifindex);
         if (r < 0)
                 return log_error_errno(r, "Could not append RTA_OIF attribute: %m");
 
-        r = sd_rtnl_call_async(link->manager->rtnl, req, callback, link, 0, NULL);
+        r = sd_netlink_call_async(link->manager->rtnl, req, callback, link, 0, NULL);
         if (r < 0)
                 return log_error_errno(r, "Could not send rtnetlink message: %m");
 
@@ -179,8 +179,8 @@ int route_drop(Route *route, Link *link,
 }
 
 int route_configure(Route *route, Link *link,
-                    sd_rtnl_message_handler_t callback) {
-        _cleanup_rtnl_message_unref_ sd_rtnl_message *req = NULL;
+                    sd_netlink_message_handler_t callback) {
+        _cleanup_netlink_message_unref_ sd_netlink_message *req = NULL;
         int r;
 
         assert(link);
@@ -197,18 +197,18 @@ int route_configure(Route *route, Link *link,
 
         if (!in_addr_is_null(route->family, &route->in_addr)) {
                 if (route->family == AF_INET)
-                        r = sd_rtnl_message_append_in_addr(req, RTA_GATEWAY, &route->in_addr.in);
+                        r = sd_netlink_message_append_in_addr(req, RTA_GATEWAY, &route->in_addr.in);
                 else if (route->family == AF_INET6)
-                        r = sd_rtnl_message_append_in6_addr(req, RTA_GATEWAY, &route->in_addr.in6);
+                        r = sd_netlink_message_append_in6_addr(req, RTA_GATEWAY, &route->in_addr.in6);
                 if (r < 0)
                         return log_error_errno(r, "Could not append RTA_GATEWAY attribute: %m");
         }
 
         if (route->dst_prefixlen) {
                 if (route->family == AF_INET)
-                        r = sd_rtnl_message_append_in_addr(req, RTA_DST, &route->dst_addr.in);
+                        r = sd_netlink_message_append_in_addr(req, RTA_DST, &route->dst_addr.in);
                 else if (route->family == AF_INET6)
-                        r = sd_rtnl_message_append_in6_addr(req, RTA_DST, &route->dst_addr.in6);
+                        r = sd_netlink_message_append_in6_addr(req, RTA_DST, &route->dst_addr.in6);
                 if (r < 0)
                         return log_error_errno(r, "Could not append RTA_DST attribute: %m");
 
@@ -219,9 +219,9 @@ int route_configure(Route *route, Link *link,
 
         if (route->src_prefixlen) {
                 if (route->family == AF_INET)
-                        r = sd_rtnl_message_append_in_addr(req, RTA_SRC, &route->src_addr.in);
+                        r = sd_netlink_message_append_in_addr(req, RTA_SRC, &route->src_addr.in);
                 else if (route->family == AF_INET6)
-                        r = sd_rtnl_message_append_in6_addr(req, RTA_SRC, &route->src_addr.in6);
+                        r = sd_netlink_message_append_in6_addr(req, RTA_SRC, &route->src_addr.in6);
                 if (r < 0)
                         return log_error_errno(r, "Could not append RTA_SRC attribute: %m");
 
@@ -232,9 +232,9 @@ int route_configure(Route *route, Link *link,
 
         if (!in_addr_is_null(route->family, &route->prefsrc_addr)) {
                 if (route->family == AF_INET)
-                        r = sd_rtnl_message_append_in_addr(req, RTA_PREFSRC, &route->prefsrc_addr.in);
+                        r = sd_netlink_message_append_in_addr(req, RTA_PREFSRC, &route->prefsrc_addr.in);
                 else if (route->family == AF_INET6)
-                        r = sd_rtnl_message_append_in6_addr(req, RTA_PREFSRC, &route->prefsrc_addr.in6);
+                        r = sd_netlink_message_append_in6_addr(req, RTA_PREFSRC, &route->prefsrc_addr.in6);
                 if (r < 0)
                         return log_error_errno(r, "Could not append RTA_PREFSRC attribute: %m");
         }
@@ -243,15 +243,15 @@ int route_configure(Route *route, Link *link,
         if (r < 0)
                 return log_error_errno(r, "Could not set scope: %m");
 
-        r = sd_rtnl_message_append_u32(req, RTA_PRIORITY, route->metrics);
+        r = sd_netlink_message_append_u32(req, RTA_PRIORITY, route->metrics);
         if (r < 0)
                 return log_error_errno(r, "Could not append RTA_PRIORITY attribute: %m");
 
-        r = sd_rtnl_message_append_u32(req, RTA_OIF, link->ifindex);
+        r = sd_netlink_message_append_u32(req, RTA_OIF, link->ifindex);
         if (r < 0)
                 return log_error_errno(r, "Could not append RTA_OIF attribute: %m");
 
-        r = sd_rtnl_call_async(link->manager->rtnl, req, callback, link, 0, NULL);
+        r = sd_netlink_call_async(link->manager->rtnl, req, callback, link, 0, NULL);
         if (r < 0)
                 return log_error_errno(r, "Could not send rtnetlink message: %m");
 

src/network/networkd-wait-online-link.c

@@ -82,7 +82,7 @@ Link *link_free(Link *l) {
         return NULL;
  }
 
-int link_update_rtnl(Link *l, sd_rtnl_message *m) {
+int link_update_rtnl(Link *l, sd_netlink_message *m) {
         const char *ifname;
         int r;
 
@@ -94,7 +94,7 @@ int link_update_rtnl(Link *l, sd_rtnl_message *m) {
         if (r < 0)
                 return r;
 
-        r = sd_rtnl_message_read_string(m, IFLA_IFNAME, &ifname);
+        r = sd_netlink_message_read_string(m, IFLA_IFNAME, &ifname);
         if (r < 0)
                 return r;
 

src/network/networkd-wait-online-link.h

@@ -39,7 +39,7 @@ struct Link {
 
 int link_new(Manager *m, Link **ret, int ifindex, const char *ifname);
 Link *link_free(Link *l);
-int link_update_rtnl(Link *l, sd_rtnl_message *m);
+int link_update_rtnl(Link *l, sd_netlink_message *m);
 int link_update_monitor(Link *l);
 bool link_relevant(Link *l);
 

src/network/networkd-wait-online-manager.c

@@ -23,7 +23,7 @@
 #include <linux/if.h>
 #include <fnmatch.h>
 
-#include "rtnl-util.h"
+#include "netlink-util.h"
 
 #include "network-internal.h"
 #include "networkd-wait-online-link.h"
@@ -93,7 +93,7 @@ bool manager_all_configured(Manager *m) {
         return one_ready;
 }
 
-static int manager_process_link(sd_rtnl *rtnl, sd_rtnl_message *mm, void *userdata) {
+static int manager_process_link(sd_netlink *rtnl, sd_netlink_message *mm, void *userdata) {
         Manager *m = userdata;
         uint16_t type;
         Link *l;
@@ -104,7 +104,7 @@ static int manager_process_link(sd_rtnl *rtnl, sd_rtnl_message *mm, void *userda
         assert(m);
         assert(mm);
 
-        r = sd_rtnl_message_get_type(mm, &type);
+        r = sd_netlink_message_get_type(mm, &type);
         if (r < 0)
                 goto fail;
 
@@ -112,7 +112,7 @@ static int manager_process_link(sd_rtnl *rtnl, sd_rtnl_message *mm, void *userda
         if (r < 0)
                 goto fail;
 
-        r = sd_rtnl_message_read_string(mm, IFLA_IFNAME, &ifname);
+        r = sd_netlink_message_read_string(mm, IFLA_IFNAME, &ifname);
         if (r < 0)
                 goto fail;
 
@@ -155,7 +155,7 @@ fail:
         return 0;
 }
 
-static int on_rtnl_event(sd_rtnl *rtnl, sd_rtnl_message *mm, void *userdata) {
+static int on_rtnl_event(sd_netlink *rtnl, sd_netlink_message *mm, void *userdata) {
         Manager *m = userdata;
         int r;
 
@@ -170,26 +170,26 @@ static int on_rtnl_event(sd_rtnl *rtnl, sd_rtnl_message *mm, void *userdata) {
 }
 
 static int manager_rtnl_listen(Manager *m) {
-        _cleanup_rtnl_message_unref_ sd_rtnl_message *req = NULL, *reply = NULL;
-        sd_rtnl_message *i;
+        _cleanup_netlink_message_unref_ sd_netlink_message *req = NULL, *reply = NULL;
+        sd_netlink_message *i;
         int r;
 
         assert(m);
 
         /* First, subscribe to interfaces coming and going */
-        r = sd_rtnl_open(&m->rtnl);
+        r = sd_netlink_open(&m->rtnl);
         if (r < 0)
                 return r;
 
-        r = sd_rtnl_attach_event(m->rtnl, m->event, 0);
+        r = sd_netlink_attach_event(m->rtnl, m->event, 0);
         if (r < 0)
                 return r;
 
-        r = sd_rtnl_add_match(m->rtnl, RTM_NEWLINK, on_rtnl_event, m);
+        r = sd_netlink_add_match(m->rtnl, RTM_NEWLINK, on_rtnl_event, m);
         if (r < 0)
                 return r;
 
-        r = sd_rtnl_add_match(m->rtnl, RTM_DELLINK, on_rtnl_event, m);
+        r = sd_netlink_add_match(m->rtnl, RTM_DELLINK, on_rtnl_event, m);
         if (r < 0)
                 return r;
 
@@ -198,15 +198,15 @@ static int manager_rtnl_listen(Manager *m) {
         if (r < 0)
                 return r;
 
-        r = sd_rtnl_message_request_dump(req, true);
+        r = sd_netlink_message_request_dump(req, true);
         if (r < 0)
                 return r;
 
-        r = sd_rtnl_call(m->rtnl, req, 0, &reply);
+        r = sd_netlink_call(m->rtnl, req, 0, &reply);
         if (r < 0)
                 return r;
 
-        for (i = reply; i; i = sd_rtnl_message_next(i)) {
+        for (i = reply; i; i = sd_netlink_message_next(i)) {
                 r = manager_process_link(m->rtnl, i, m);
                 if (r < 0)
                         return r;
@@ -323,7 +323,7 @@ void manager_free(Manager *m) {
         sd_network_monitor_unref(m->network_monitor);
 
         sd_event_source_unref(m->rtnl_event_source);
-        sd_rtnl_unref(m->rtnl);
+        sd_netlink_unref(m->rtnl);
 
         sd_event_unref(m->event);
         free(m);

src/network/networkd-wait-online.h

@@ -22,7 +22,7 @@
 #pragma once
 
 #include "sd-event.h"
-#include "sd-rtnl.h"
+#include "sd-netlink.h"
 #include "sd-network.h"
 
 #include "hashmap.h"
@@ -38,7 +38,7 @@ struct Manager {
         char **interfaces;
         char **ignore;
 
-        sd_rtnl *rtnl;
+        sd_netlink *rtnl;
         sd_event_source *rtnl_event_source;
 
         sd_network_monitor *network_monitor;

src/network/networkd.h

@@ -24,7 +24,7 @@
 #include <arpa/inet.h>
 
 #include "sd-event.h"
-#include "sd-rtnl.h"
+#include "sd-netlink.h"
 #include "sd-bus.h"
 #include "sd-dhcp-client.h"
 #include "sd-dhcp-server.h"
@@ -34,7 +34,7 @@
 #include "udev.h"
 #include "sd-lldp.h"
 
-#include "rtnl-util.h"
+#include "netlink-util.h"
 #include "hashmap.h"
 #include "list.h"
 #include "set.h"
@@ -218,7 +218,7 @@ struct AddressPool {
 };
 
 struct Manager {
-        sd_rtnl *rtnl;
+        sd_netlink *rtnl;
         sd_event *event;
         sd_event_source *bus_retry_event_source;
         sd_bus *bus;
@@ -342,8 +342,8 @@ const struct ConfigPerfItem* network_network_gperf_lookup(const char *key, unsig
 int route_new_static(Network *network, unsigned section, Route **ret);
 int route_new_dynamic(Route **ret, unsigned char rtm_protocol);
 void route_free(Route *route);
-int route_configure(Route *route, Link *link, sd_rtnl_message_handler_t callback);
-int route_drop(Route *route, Link *link, sd_rtnl_message_handler_t callback);
+int route_configure(Route *route, Link *link, sd_netlink_message_handler_t callback);
+int route_drop(Route *route, Link *link, sd_netlink_message_handler_t callback);
 
 
 DEFINE_TRIVIAL_CLEANUP_FUNC(Route*, route_free);
@@ -368,9 +368,9 @@ int config_parse_route_scope(const char *unit, const char *filename, unsigned li
 int address_new_static(Network *network, unsigned section, Address **ret);
 int address_new_dynamic(Address **ret);
 void address_free(Address *address);
-int address_configure(Address *address, Link *link, sd_rtnl_message_handler_t callback);
-int address_update(Address *address, Link *link, sd_rtnl_message_handler_t callback);
-int address_drop(Address *address, Link *link, sd_rtnl_message_handler_t callback);
+int address_configure(Address *address, Link *link, sd_netlink_message_handler_t callback);
+int address_update(Address *address, Link *link, sd_netlink_message_handler_t callback);
+int address_drop(Address *address, Link *link, sd_netlink_message_handler_t callback);
 int address_establish(Address *address, Link *link);
 int address_release(Address *address, Link *link);
 bool address_equal(Address *a1, Address *a2);

src/network/test-network-tables.c

@@ -3,7 +3,7 @@
 #include "networkd-netdev-macvlan.h"
 #include "dhcp6-internal.h"
 #include "dhcp6-protocol.h"
-#include "rtnl-internal.h"
+#include "netlink-internal.h"
 #include "ethtool-util.h"
 
 #include "test-tables.h"

src/nspawn/nspawn.c

@@ -55,7 +55,7 @@
 #include "sd-daemon.h"
 #include "sd-bus.h"
 #include "sd-id128.h"
-#include "sd-rtnl.h"
+#include "sd-netlink.h"
 #include "random-util.h"
 #include "log.h"
 #include "util.h"
@@ -75,7 +75,7 @@
 #include "bus-error.h"
 #include "ptyfwd.h"
 #include "env-util.h"
-#include "rtnl-util.h"
+#include "netlink-util.h"
 #include "udev-util.h"
 #include "blkid-util.h"
 #include "gpt.h"
@@ -1966,7 +1966,7 @@ static int flush_ports(union in_addr_union *exposed) {
         return 0;
 }
 
-static int expose_ports(sd_rtnl *rtnl, union in_addr_union *exposed) {
+static int expose_ports(sd_netlink *rtnl, union in_addr_union *exposed) {
         _cleanup_free_ struct local_address *addresses = NULL;
         _cleanup_free_ char *pretty = NULL;
         union in_addr_union new_exposed;
@@ -2020,7 +2020,7 @@ static int expose_ports(sd_rtnl *rtnl, union in_addr_union *exposed) {
         return 0;
 }
 
-static int on_address_change(sd_rtnl *rtnl, sd_rtnl_message *m, void *userdata) {
+static int on_address_change(sd_netlink *rtnl, sd_netlink_message *m, void *userdata) {
         union in_addr_union *exposed = userdata;
 
         assert(rtnl);
@@ -2031,7 +2031,7 @@ static int on_address_change(sd_rtnl *rtnl, sd_rtnl_message *m, void *userdata)
         return 0;
 }
 
-static int watch_rtnl(sd_event *event, int recv_fd, union in_addr_union *exposed, sd_rtnl **ret) {
+static int watch_rtnl(sd_event *event, int recv_fd, union in_addr_union *exposed, sd_netlink **ret) {
         union {
                 struct cmsghdr cmsghdr;
                 uint8_t buf[CMSG_SPACE(sizeof(int))];
@@ -2041,7 +2041,7 @@ static int watch_rtnl(sd_event *event, int recv_fd, union in_addr_union *exposed
                 .msg_controllen = sizeof(control),
         };
         struct cmsghdr *cmsg;
-        _cleanup_rtnl_unref_ sd_rtnl *rtnl = NULL;
+        _cleanup_netlink_unref_ sd_netlink *rtnl = NULL;
         int fd, r;
         ssize_t k;
 
@@ -2062,21 +2062,21 @@ static int watch_rtnl(sd_event *event, int recv_fd, union in_addr_union *exposed
         assert(cmsg->cmsg_len == CMSG_LEN(sizeof(int)));
         memcpy(&fd, CMSG_DATA(cmsg), sizeof(int));
 
-        r = sd_rtnl_open_fd(&rtnl, fd);
+        r = sd_netlink_open_fd(&rtnl, fd);
         if (r < 0) {
                 safe_close(fd);
                 return log_error_errno(r, "Failed to create rtnl object: %m");
         }
 
-        r = sd_rtnl_add_match(rtnl, RTM_NEWADDR, on_address_change, exposed);
+        r = sd_netlink_add_match(rtnl, RTM_NEWADDR, on_address_change, exposed);
         if (r < 0)
                 return log_error_errno(r, "Failed to subscribe to RTM_NEWADDR messages: %m");
 
-        r = sd_rtnl_add_match(rtnl, RTM_DELADDR, on_address_change, exposed);
+        r = sd_netlink_add_match(rtnl, RTM_DELADDR, on_address_change, exposed);
         if (r < 0)
                 return log_error_errno(r, "Failed to subscribe to RTM_DELADDR messages: %m");
 
-        r = sd_rtnl_attach_event(rtnl, event, 0);
+        r = sd_netlink_attach_event(rtnl, event, 0);
         if (r < 0)
                 return log_error_errno(r, "Failed to add to even loop: %m");
 
@@ -2550,8 +2550,8 @@ static int generate_mac(struct ether_addr *mac, sd_id128_t hash_key, uint64_t id
 }
 
 static int setup_veth(pid_t pid, char iface_name[IFNAMSIZ], int *ifi) {
-        _cleanup_rtnl_message_unref_ sd_rtnl_message *m = NULL;
-        _cleanup_rtnl_unref_ sd_rtnl *rtnl = NULL;
+        _cleanup_netlink_message_unref_ sd_netlink_message *m = NULL;
+        _cleanup_netlink_unref_ sd_netlink *rtnl = NULL;
         struct ether_addr mac_host, mac_container;
         int r, i;
 
@@ -2574,7 +2574,7 @@ static int setup_veth(pid_t pid, char iface_name[IFNAMSIZ], int *ifi) {
         if (r < 0)
                 return log_error_errno(r, "Failed to generate predictable MAC address for host side: %m");
 
-        r = sd_rtnl_open(&rtnl);
+        r = sd_netlink_open(&rtnl);
         if (r < 0)
                 return log_error_errno(r, "Failed to connect to netlink: %m");
 
@@ -2582,51 +2582,51 @@ static int setup_veth(pid_t pid, char iface_name[IFNAMSIZ], int *ifi) {
         if (r < 0)
                 return log_error_errno(r, "Failed to allocate netlink message: %m");
 
-        r = sd_rtnl_message_append_string(m, IFLA_IFNAME, iface_name);
+        r = sd_netlink_message_append_string(m, IFLA_IFNAME, iface_name);
         if (r < 0)
                 return log_error_errno(r, "Failed to add netlink interface name: %m");
 
-        r = sd_rtnl_message_append_ether_addr(m, IFLA_ADDRESS, &mac_host);
+        r = sd_netlink_message_append_ether_addr(m, IFLA_ADDRESS, &mac_host);
         if (r < 0)
                 return log_error_errno(r, "Failed to add netlink MAC address: %m");
 
-        r = sd_rtnl_message_open_container(m, IFLA_LINKINFO);
+        r = sd_netlink_message_open_container(m, IFLA_LINKINFO);
         if (r < 0)
                 return log_error_errno(r, "Failed to open netlink container: %m");
 
-        r = sd_rtnl_message_open_container_union(m, IFLA_INFO_DATA, "veth");
+        r = sd_netlink_message_open_container_union(m, IFLA_INFO_DATA, "veth");
         if (r < 0)
                 return log_error_errno(r, "Failed to open netlink container: %m");
 
-        r = sd_rtnl_message_open_container(m, VETH_INFO_PEER);
+        r = sd_netlink_message_open_container(m, VETH_INFO_PEER);
         if (r < 0)
                 return log_error_errno(r, "Failed to open netlink container: %m");
 
-        r = sd_rtnl_message_append_string(m, IFLA_IFNAME, "host0");
+        r = sd_netlink_message_append_string(m, IFLA_IFNAME, "host0");
         if (r < 0)
                 return log_error_errno(r, "Failed to add netlink interface name: %m");
 
-        r = sd_rtnl_message_append_ether_addr(m, IFLA_ADDRESS, &mac_container);
+        r = sd_netlink_message_append_ether_addr(m, IFLA_ADDRESS, &mac_container);
         if (r < 0)
                 return log_error_errno(r, "Failed to add netlink MAC address: %m");
 
-        r = sd_rtnl_message_append_u32(m, IFLA_NET_NS_PID, pid);
+        r = sd_netlink_message_append_u32(m, IFLA_NET_NS_PID, pid);
         if (r < 0)
                 return log_error_errno(r, "Failed to add netlink namespace field: %m");
 
-        r = sd_rtnl_message_close_container(m);
+        r = sd_netlink_message_close_container(m);
         if (r < 0)
                 return log_error_errno(r, "Failed to close netlink container: %m");
 
-        r = sd_rtnl_message_close_container(m);
+        r = sd_netlink_message_close_container(m);
         if (r < 0)
                 return log_error_errno(r, "Failed to close netlink container: %m");
 
-        r = sd_rtnl_message_close_container(m);
+        r = sd_netlink_message_close_container(m);
         if (r < 0)
                 return log_error_errno(r, "Failed to close netlink container: %m");
 
-        r = sd_rtnl_call(rtnl, m, 0, NULL);
+        r = sd_netlink_call(rtnl, m, 0, NULL);
         if (r < 0)
                 return log_error_errno(r, "Failed to add new veth interfaces (host0, %s): %m", iface_name);
 
@@ -2640,8 +2640,8 @@ static int setup_veth(pid_t pid, char iface_name[IFNAMSIZ], int *ifi) {
 }
 
 static int setup_bridge(const char veth_name[], int *ifi) {
-        _cleanup_rtnl_message_unref_ sd_rtnl_message *m = NULL;
-        _cleanup_rtnl_unref_ sd_rtnl *rtnl = NULL;
+        _cleanup_netlink_message_unref_ sd_netlink_message *m = NULL;
+        _cleanup_netlink_unref_ sd_netlink *rtnl = NULL;
         int r, bridge;
 
         if (!arg_private_network)
@@ -2659,7 +2659,7 @@ static int setup_bridge(const char veth_name[], int *ifi) {
 
         *ifi = bridge;
 
-        r = sd_rtnl_open(&rtnl);
+        r = sd_netlink_open(&rtnl);
         if (r < 0)
                 return log_error_errno(r, "Failed to connect to netlink: %m");
 
@@ -2671,15 +2671,15 @@ static int setup_bridge(const char veth_name[], int *ifi) {
         if (r < 0)
                 return log_error_errno(r, "Failed to set IFF_UP flag: %m");
 
-        r = sd_rtnl_message_append_string(m, IFLA_IFNAME, veth_name);
+        r = sd_netlink_message_append_string(m, IFLA_IFNAME, veth_name);
         if (r < 0)
                 return log_error_errno(r, "Failed to add netlink interface name field: %m");
 
-        r = sd_rtnl_message_append_u32(m, IFLA_MASTER, bridge);
+        r = sd_netlink_message_append_u32(m, IFLA_MASTER, bridge);
         if (r < 0)
                 return log_error_errno(r, "Failed to add netlink master field: %m");
 
-        r = sd_rtnl_call(rtnl, m, 0, NULL);
+        r = sd_netlink_call(rtnl, m, 0, NULL);
         if (r < 0)
                 return log_error_errno(r, "Failed to add veth interface to bridge: %m");
 
@@ -2710,7 +2710,7 @@ static int parse_interface(struct udev *udev, const char *name) {
 
 static int move_network_interfaces(pid_t pid) {
         _cleanup_udev_unref_ struct udev *udev = NULL;
-        _cleanup_rtnl_unref_ sd_rtnl *rtnl = NULL;
+        _cleanup_netlink_unref_ sd_netlink *rtnl = NULL;
         char **i;
         int r;
 
@@ -2720,7 +2720,7 @@ static int move_network_interfaces(pid_t pid) {
         if (strv_isempty(arg_network_interfaces))
                 return 0;
 
-        r = sd_rtnl_open(&rtnl);
+        r = sd_netlink_open(&rtnl);
         if (r < 0)
                 return log_error_errno(r, "Failed to connect to netlink: %m");
 
@@ -2731,7 +2731,7 @@ static int move_network_interfaces(pid_t pid) {
         }
 
         STRV_FOREACH(i, arg_network_interfaces) {
-                _cleanup_rtnl_message_unref_ sd_rtnl_message *m = NULL;
+                _cleanup_netlink_message_unref_ sd_netlink_message *m = NULL;
                 int ifi;
 
                 ifi = parse_interface(udev, *i);
@@ -2742,11 +2742,11 @@ static int move_network_interfaces(pid_t pid) {
                 if (r < 0)
                         return log_error_errno(r, "Failed to allocate netlink message: %m");
 
-                r = sd_rtnl_message_append_u32(m, IFLA_NET_NS_PID, pid);
+                r = sd_netlink_message_append_u32(m, IFLA_NET_NS_PID, pid);
                 if (r < 0)
                         return log_error_errno(r, "Failed to append namespace PID to netlink message: %m");
 
-                r = sd_rtnl_call(rtnl, m, 0, NULL);
+                r = sd_netlink_call(rtnl, m, 0, NULL);
                 if (r < 0)
                         return log_error_errno(r, "Failed to move interface %s to namespace: %m", *i);
         }
@@ -2756,7 +2756,7 @@ static int move_network_interfaces(pid_t pid) {
 
 static int setup_macvlan(pid_t pid) {
         _cleanup_udev_unref_ struct udev *udev = NULL;
-        _cleanup_rtnl_unref_ sd_rtnl *rtnl = NULL;
+        _cleanup_netlink_unref_ sd_netlink *rtnl = NULL;
         unsigned idx = 0;
         char **i;
         int r;
@@ -2767,7 +2767,7 @@ static int setup_macvlan(pid_t pid) {
         if (strv_isempty(arg_network_macvlan))
                 return 0;
 
-        r = sd_rtnl_open(&rtnl);
+        r = sd_netlink_open(&rtnl);
         if (r < 0)
                 return log_error_errno(r, "Failed to connect to netlink: %m");
 
@@ -2778,7 +2778,7 @@ static int setup_macvlan(pid_t pid) {
         }
 
         STRV_FOREACH(i, arg_network_macvlan) {
-                _cleanup_rtnl_message_unref_ sd_rtnl_message *m = NULL;
+                _cleanup_netlink_message_unref_ sd_netlink_message *m = NULL;
                 _cleanup_free_ char *n = NULL;
                 struct ether_addr mac;
                 int ifi;
@@ -2795,7 +2795,7 @@ static int setup_macvlan(pid_t pid) {
                 if (r < 0)
                         return log_error_errno(r, "Failed to allocate netlink message: %m");
 
-                r = sd_rtnl_message_append_u32(m, IFLA_LINK, ifi);
+                r = sd_netlink_message_append_u32(m, IFLA_LINK, ifi);
                 if (r < 0)
                         return log_error_errno(r, "Failed to add netlink interface index: %m");
 
@@ -2805,39 +2805,39 @@ static int setup_macvlan(pid_t pid) {
 
                 strshorten(n, IFNAMSIZ-1);
 
-                r = sd_rtnl_message_append_string(m, IFLA_IFNAME, n);
+                r = sd_netlink_message_append_string(m, IFLA_IFNAME, n);
                 if (r < 0)
                         return log_error_errno(r, "Failed to add netlink interface name: %m");
 
-                r = sd_rtnl_message_append_ether_addr(m, IFLA_ADDRESS, &mac);
+                r = sd_netlink_message_append_ether_addr(m, IFLA_ADDRESS, &mac);
                 if (r < 0)
                         return log_error_errno(r, "Failed to add netlink MAC address: %m");
 
-                r = sd_rtnl_message_append_u32(m, IFLA_NET_NS_PID, pid);
+                r = sd_netlink_message_append_u32(m, IFLA_NET_NS_PID, pid);
                 if (r < 0)
                         return log_error_errno(r, "Failed to add netlink namespace field: %m");
 
-                r = sd_rtnl_message_open_container(m, IFLA_LINKINFO);
+                r = sd_netlink_message_open_container(m, IFLA_LINKINFO);
                 if (r < 0)
                         return log_error_errno(r, "Failed to open netlink container: %m");
 
-                r = sd_rtnl_message_open_container_union(m, IFLA_INFO_DATA, "macvlan");
+                r = sd_netlink_message_open_container_union(m, IFLA_INFO_DATA, "macvlan");
                 if (r < 0)
                         return log_error_errno(r, "Failed to open netlink container: %m");
 
-                r = sd_rtnl_message_append_u32(m, IFLA_MACVLAN_MODE, MACVLAN_MODE_BRIDGE);
+                r = sd_netlink_message_append_u32(m, IFLA_MACVLAN_MODE, MACVLAN_MODE_BRIDGE);
                 if (r < 0)
                         return log_error_errno(r, "Failed to append macvlan mode: %m");
 
-                r = sd_rtnl_message_close_container(m);
+                r = sd_netlink_message_close_container(m);
                 if (r < 0)
                         return log_error_errno(r, "Failed to close netlink container: %m");
 
-                r = sd_rtnl_message_close_container(m);
+                r = sd_netlink_message_close_container(m);
                 if (r < 0)
                         return log_error_errno(r, "Failed to close netlink container: %m");
 
-                r = sd_rtnl_call(rtnl, m, 0, NULL);
+                r = sd_netlink_call(rtnl, m, 0, NULL);
                 if (r < 0)
                         return log_error_errno(r, "Failed to add new macvlan interfaces: %m");
         }
@@ -2847,7 +2847,7 @@ static int setup_macvlan(pid_t pid) {
 
 static int setup_ipvlan(pid_t pid) {
         _cleanup_udev_unref_ struct udev *udev = NULL;
-        _cleanup_rtnl_unref_ sd_rtnl *rtnl = NULL;
+        _cleanup_netlink_unref_ sd_netlink *rtnl = NULL;
         char **i;
         int r;
 
@@ -2857,7 +2857,7 @@ static int setup_ipvlan(pid_t pid) {
         if (strv_isempty(arg_network_ipvlan))
                 return 0;
 
-        r = sd_rtnl_open(&rtnl);
+        r = sd_netlink_open(&rtnl);
         if (r < 0)
                 return log_error_errno(r, "Failed to connect to netlink: %m");
 
@@ -2868,7 +2868,7 @@ static int setup_ipvlan(pid_t pid) {
         }
 
         STRV_FOREACH(i, arg_network_ipvlan) {
-                _cleanup_rtnl_message_unref_ sd_rtnl_message *m = NULL;
+                _cleanup_netlink_message_unref_ sd_netlink_message *m = NULL;
                 _cleanup_free_ char *n = NULL;
                 int ifi;
 
@@ -2880,7 +2880,7 @@ static int setup_ipvlan(pid_t pid) {
                 if (r < 0)
                         return log_error_errno(r, "Failed to allocate netlink message: %m");
 
-                r = sd_rtnl_message_append_u32(m, IFLA_LINK, ifi);
+                r = sd_netlink_message_append_u32(m, IFLA_LINK, ifi);
                 if (r < 0)
                         return log_error_errno(r, "Failed to add netlink interface index: %m");
 
@@ -2890,35 +2890,35 @@ static int setup_ipvlan(pid_t pid) {
 
                 strshorten(n, IFNAMSIZ-1);
 
-                r = sd_rtnl_message_append_string(m, IFLA_IFNAME, n);
+                r = sd_netlink_message_append_string(m, IFLA_IFNAME, n);
                 if (r < 0)
                         return log_error_errno(r, "Failed to add netlink interface name: %m");
 
-                r = sd_rtnl_message_append_u32(m, IFLA_NET_NS_PID, pid);
+                r = sd_netlink_message_append_u32(m, IFLA_NET_NS_PID, pid);
                 if (r < 0)
                         return log_error_errno(r, "Failed to add netlink namespace field: %m");
 
-                r = sd_rtnl_message_open_container(m, IFLA_LINKINFO);
+                r = sd_netlink_message_open_container(m, IFLA_LINKINFO);
                 if (r < 0)
                         return log_error_errno(r, "Failed to open netlink container: %m");
 
-                r = sd_rtnl_message_open_container_union(m, IFLA_INFO_DATA, "ipvlan");
+                r = sd_netlink_message_open_container_union(m, IFLA_INFO_DATA, "ipvlan");
                 if (r < 0)
                         return log_error_errno(r, "Failed to open netlink container: %m");
 
-                r = sd_rtnl_message_append_u16(m, IFLA_IPVLAN_MODE, IPVLAN_MODE_L2);
+                r = sd_netlink_message_append_u16(m, IFLA_IPVLAN_MODE, IPVLAN_MODE_L2);
                 if (r < 0)
                         return log_error_errno(r, "Failed to add ipvlan mode: %m");
 
-                r = sd_rtnl_message_close_container(m);
+                r = sd_netlink_message_close_container(m);
                 if (r < 0)
                         return log_error_errno(r, "Failed to close netlink container: %m");
 
-                r = sd_rtnl_message_close_container(m);
+                r = sd_netlink_message_close_container(m);
                 if (r < 0)
                         return log_error_errno(r, "Failed to close netlink container: %m");
 
-                r = sd_rtnl_call(rtnl, m, 0, NULL);
+                r = sd_netlink_call(rtnl, m, 0, NULL);
                 if (r < 0)
                         return log_error_errno(r, "Failed to add new ipvlan interfaces: %m");
         }
@@ -4681,7 +4681,7 @@ int main(int argc, char *argv[]) {
                 ssize_t l;
                                 _cleanup_event_unref_ sd_event *event = NULL;
                                 _cleanup_(pty_forward_freep) PTYForward *forward = NULL;
-                                _cleanup_rtnl_unref_ sd_rtnl *rtnl = NULL;
+                                _cleanup_netlink_unref_ sd_netlink *rtnl = NULL;
                                 char last_char = 0;
 
                 r = barrier_create(&barrier);

src/resolve/resolved-link.c

@@ -124,7 +124,7 @@ void link_add_rrs(Link *l, bool force_remove) {
                 link_address_add_rrs(a, force_remove);
 }
 
-int link_update_rtnl(Link *l, sd_rtnl_message *m) {
+int link_update_rtnl(Link *l, sd_netlink_message *m) {
         const char *n = NULL;
         int r;
 
@@ -135,9 +135,9 @@ int link_update_rtnl(Link *l, sd_rtnl_message *m) {
         if (r < 0)
                 return r;
 
-        sd_rtnl_message_read_u32(m, IFLA_MTU, &l->mtu);
+        sd_netlink_message_read_u32(m, IFLA_MTU, &l->mtu);
 
-        if (sd_rtnl_message_read_string(m, IFLA_IFNAME, &n) >= 0) {
+        if (sd_netlink_message_read_string(m, IFLA_IFNAME, &n) >= 0) {
                 strncpy(l->name, n, sizeof(l->name)-1);
                 char_array_0(l->name);
         }
@@ -522,7 +522,7 @@ fail:
         log_debug_errno(r, "Failed to update address RRs: %m");
 }
 
-int link_address_update_rtnl(LinkAddress *a, sd_rtnl_message *m) {
+int link_address_update_rtnl(LinkAddress *a, sd_netlink_message *m) {
         int r;
         assert(a);
         assert(m);

src/resolve/resolved-link.h

@@ -69,7 +69,7 @@ struct Link {
 
 int link_new(Manager *m, Link **ret, int ifindex);
 Link *link_free(Link *l);
-int link_update_rtnl(Link *l, sd_rtnl_message *m);
+int link_update_rtnl(Link *l, sd_netlink_message *m);
 int link_update_monitor(Link *l);
 bool link_relevant(Link *l, int family);
 LinkAddress* link_find_address(Link *l, int family, const union in_addr_union *in_addr);
@@ -82,7 +82,7 @@ void link_next_dns_server(Link *l);
 
 int link_address_new(Link *l, LinkAddress **ret, int family, const union in_addr_union *in_addr);
 LinkAddress *link_address_free(LinkAddress *a);
-int link_address_update_rtnl(LinkAddress *a, sd_rtnl_message *m);
+int link_address_update_rtnl(LinkAddress *a, sd_netlink_message *m);
 bool link_address_relevant(LinkAddress *l);
 void link_address_add_rrs(LinkAddress *a, bool force_remove);
 

src/resolve/resolved-manager.c

@@ -24,7 +24,7 @@
 #include <poll.h>
 #include <netinet/in.h>
 
-#include "rtnl-util.h"
+#include "netlink-util.h"
 #include "network-internal.h"
 #include "socket-util.h"
 #include "af-list.h"
@@ -41,7 +41,7 @@
 
 #define SEND_TIMEOUT_USEC (200 * USEC_PER_MSEC)
 
-static int manager_process_link(sd_rtnl *rtnl, sd_rtnl_message *mm, void *userdata) {
+static int manager_process_link(sd_netlink *rtnl, sd_netlink_message *mm, void *userdata) {
         Manager *m = userdata;
         uint16_t type;
         Link *l;
@@ -51,7 +51,7 @@ static int manager_process_link(sd_rtnl *rtnl, sd_rtnl_message *mm, void *userda
         assert(m);
         assert(mm);
 
-        r = sd_rtnl_message_get_type(mm, &type);
+        r = sd_netlink_message_get_type(mm, &type);
         if (r < 0)
                 goto fail;
 
@@ -102,7 +102,7 @@ fail:
         return 0;
 }
 
-static int manager_process_address(sd_rtnl *rtnl, sd_rtnl_message *mm, void *userdata) {
+static int manager_process_address(sd_netlink *rtnl, sd_netlink_message *mm, void *userdata) {
         Manager *m = userdata;
         union in_addr_union address;
         uint16_t type;
@@ -114,7 +114,7 @@ static int manager_process_address(sd_rtnl *rtnl, sd_rtnl_message *mm, void *use
         assert(mm);
         assert(m);
 
-        r = sd_rtnl_message_get_type(mm, &type);
+        r = sd_netlink_message_get_type(mm, &type);
         if (r < 0)
                 goto fail;
 
@@ -133,9 +133,9 @@ static int manager_process_address(sd_rtnl *rtnl, sd_rtnl_message *mm, void *use
         switch (family) {
 
         case AF_INET:
-                r = sd_rtnl_message_read_in_addr(mm, IFA_LOCAL, &address.in);
+                r = sd_netlink_message_read_in_addr(mm, IFA_LOCAL, &address.in);
                 if (r < 0) {
-                        r = sd_rtnl_message_read_in_addr(mm, IFA_ADDRESS, &address.in);
+                        r = sd_netlink_message_read_in_addr(mm, IFA_ADDRESS, &address.in);
                         if (r < 0)
                                 goto fail;
                 }
@@ -143,9 +143,9 @@ static int manager_process_address(sd_rtnl *rtnl, sd_rtnl_message *mm, void *use
                 break;
 
         case AF_INET6:
-                r = sd_rtnl_message_read_in6_addr(mm, IFA_LOCAL, &address.in6);
+                r = sd_netlink_message_read_in6_addr(mm, IFA_LOCAL, &address.in6);
                 if (r < 0) {
-                        r = sd_rtnl_message_read_in6_addr(mm, IFA_ADDRESS, &address.in6);
+                        r = sd_netlink_message_read_in6_addr(mm, IFA_ADDRESS, &address.in6);
                         if (r < 0)
                                 goto fail;
                 }
@@ -188,34 +188,34 @@ fail:
 }
 
 static int manager_rtnl_listen(Manager *m) {
-        _cleanup_rtnl_message_unref_ sd_rtnl_message *req = NULL, *reply = NULL;
-        sd_rtnl_message *i;
+        _cleanup_netlink_message_unref_ sd_netlink_message *req = NULL, *reply = NULL;
+        sd_netlink_message *i;
         int r;
 
         assert(m);
 
         /* First, subscribe to interfaces coming and going */
-        r = sd_rtnl_open(&m->rtnl);
+        r = sd_netlink_open(&m->rtnl);
         if (r < 0)
                 return r;
 
-        r = sd_rtnl_attach_event(m->rtnl, m->event, 0);
+        r = sd_netlink_attach_event(m->rtnl, m->event, 0);
         if (r < 0)
                 return r;
 
-        r = sd_rtnl_add_match(m->rtnl, RTM_NEWLINK, manager_process_link, m);
+        r = sd_netlink_add_match(m->rtnl, RTM_NEWLINK, manager_process_link, m);
         if (r < 0)
                 return r;
 
-        r = sd_rtnl_add_match(m->rtnl, RTM_DELLINK, manager_process_link, m);
+        r = sd_netlink_add_match(m->rtnl, RTM_DELLINK, manager_process_link, m);
         if (r < 0)
                 return r;
 
-        r = sd_rtnl_add_match(m->rtnl, RTM_NEWADDR, manager_process_address, m);
+        r = sd_netlink_add_match(m->rtnl, RTM_NEWADDR, manager_process_address, m);
         if (r < 0)
                 return r;
 
-        r = sd_rtnl_add_match(m->rtnl, RTM_DELADDR, manager_process_address, m);
+        r = sd_netlink_add_match(m->rtnl, RTM_DELADDR, manager_process_address, m);
         if (r < 0)
                 return r;
 
@@ -224,37 +224,37 @@ static int manager_rtnl_listen(Manager *m) {
         if (r < 0)
                 return r;
 
-        r = sd_rtnl_message_request_dump(req, true);
+        r = sd_netlink_message_request_dump(req, true);
         if (r < 0)
                 return r;
 
-        r = sd_rtnl_call(m->rtnl, req, 0, &reply);
+        r = sd_netlink_call(m->rtnl, req, 0, &reply);
         if (r < 0)
                 return r;
 
-        for (i = reply; i; i = sd_rtnl_message_next(i)) {
+        for (i = reply; i; i = sd_netlink_message_next(i)) {
                 r = manager_process_link(m->rtnl, i, m);
                 if (r < 0)
                         return r;
         }
 
-        req = sd_rtnl_message_unref(req);
-        reply = sd_rtnl_message_unref(reply);
+        req = sd_netlink_message_unref(req);
+        reply = sd_netlink_message_unref(reply);
 
         /* Finally, enumerate all addresses, too */
         r = sd_rtnl_message_new_addr(m->rtnl, &req, RTM_GETADDR, 0, AF_UNSPEC);
         if (r < 0)
                 return r;
 
-        r = sd_rtnl_message_request_dump(req, true);
+        r = sd_netlink_message_request_dump(req, true);
         if (r < 0)
                 return r;
 
-        r = sd_rtnl_call(m->rtnl, req, 0, &reply);
+        r = sd_netlink_call(m->rtnl, req, 0, &reply);
         if (r < 0)
                 return r;
 
-        for (i = reply; i; i = sd_rtnl_message_next(i)) {
+        for (i = reply; i; i = sd_netlink_message_next(i)) {
                 r = manager_process_address(m->rtnl, i, m);
                 if (r < 0)
                         return r;

src/resolve/resolved-manager.h

@@ -23,7 +23,7 @@
 
 #include "sd-event.h"
 #include "sd-network.h"
-#include "sd-rtnl.h"
+#include "sd-netlink.h"
 #include "list.h"
 #include "hashmap.h"
 
@@ -50,7 +50,7 @@ struct Manager {
         /* Network */
         Hashmap *links;
 
-        sd_rtnl *rtnl;
+        sd_netlink *rtnl;
         sd_event_source *rtnl_event_source;
 
         sd_network_monitor *network_monitor;

src/systemd/sd-netlink.h

@@ -0,0 +1,150 @@
+/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
+
+#ifndef foosdnetlinkhfoo
+#define foosdnetlinkhfoo
+
+/***
+  This file is part of systemd.
+
+  Copyright 2013 Tom Gundersen <teg@jklm.no>
+
+  systemd is free software; you can redistribute it and/or modify it
+  under the terms of the GNU Lesser General Public License as published by
+  the Free Software Foundation; either version 2.1 of the License, or
+  (at your option) any later version.
+
+  systemd is distributed in the hope that it will be useful, but
+  WITHOUT ANY WARRANTY; without even the implied warranty of
+  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+  Lesser General Public License for more details.
+
+  You should have received a copy of the GNU Lesser General Public License
+  along with systemd; If not, see <http://www.gnu.org/licenses/>.
+***/
+
+#include <inttypes.h>
+#include <netinet/in.h>
+#include <netinet/ether.h>
+#include <linux/rtnetlink.h>
+#include <linux/neighbour.h>
+
+#include "sd-event.h"
+#include "_sd-common.h"
+
+_SD_BEGIN_DECLARATIONS;
+
+typedef struct sd_netlink sd_netlink;
+typedef struct sd_netlink_message sd_netlink_message;
+
+/* callback */
+
+typedef int (*sd_netlink_message_handler_t)(sd_netlink *nl, sd_netlink_message *m, void *userdata);
+
+/* bus */
+int sd_netlink_new_from_netlink(sd_netlink **nl, int fd);
+int sd_netlink_open(sd_netlink **nl);
+int sd_netlink_open_fd(sd_netlink **nl, int fd);
+int sd_netlink_inc_rcvbuf(const sd_netlink *const rtnl, const int size);
+
+sd_netlink *sd_netlink_ref(sd_netlink *nl);
+sd_netlink *sd_netlink_unref(sd_netlink *nl);
+
+int sd_netlink_send(sd_netlink *nl, sd_netlink_message *message, uint32_t *serial);
+int sd_netlink_call_async(sd_netlink *nl, sd_netlink_message *message,
+                       sd_netlink_message_handler_t callback,
+                       void *userdata, uint64_t usec, uint32_t *serial);
+int sd_netlink_call_async_cancel(sd_netlink *nl, uint32_t serial);
+int sd_netlink_call(sd_netlink *nl, sd_netlink_message *message, uint64_t timeout,
+                 sd_netlink_message **reply);
+
+int sd_netlink_get_events(sd_netlink *nl);
+int sd_netlink_get_timeout(sd_netlink *nl, uint64_t *timeout);
+int sd_netlink_process(sd_netlink *nl, sd_netlink_message **ret);
+int sd_netlink_wait(sd_netlink *nl, uint64_t timeout);
+
+int sd_netlink_add_match(sd_netlink *nl, uint16_t match, sd_netlink_message_handler_t c, void *userdata);
+int sd_netlink_remove_match(sd_netlink *nl, uint16_t match, sd_netlink_message_handler_t c, void *userdata);
+
+int sd_netlink_attach_event(sd_netlink *nl, sd_event *e, int priority);
+int sd_netlink_detach_event(sd_netlink *nl);
+
+int sd_netlink_message_append_string(sd_netlink_message *m, unsigned short type, const char *data);
+int sd_netlink_message_append_u8(sd_netlink_message *m, unsigned short type, uint8_t data);
+int sd_netlink_message_append_u16(sd_netlink_message *m, unsigned short type, uint16_t data);
+int sd_netlink_message_append_u32(sd_netlink_message *m, unsigned short type, uint32_t data);
+int sd_netlink_message_append_in_addr(sd_netlink_message *m, unsigned short type, const struct in_addr *data);
+int sd_netlink_message_append_in6_addr(sd_netlink_message *m, unsigned short type, const struct in6_addr *data);
+int sd_netlink_message_append_ether_addr(sd_netlink_message *m, unsigned short type, const struct ether_addr *data);
+int sd_netlink_message_append_cache_info(sd_netlink_message *m, unsigned short type, const struct ifa_cacheinfo *info);
+
+int sd_netlink_message_open_container(sd_netlink_message *m, unsigned short type);
+int sd_netlink_message_open_container_union(sd_netlink_message *m, unsigned short type, const char *key);
+int sd_netlink_message_close_container(sd_netlink_message *m);
+
+int sd_netlink_message_read_string(sd_netlink_message *m, unsigned short type, const char **data);
+int sd_netlink_message_read_u8(sd_netlink_message *m, unsigned short type, uint8_t *data);
+int sd_netlink_message_read_u16(sd_netlink_message *m, unsigned short type, uint16_t *data);
+int sd_netlink_message_read_u32(sd_netlink_message *m, unsigned short type, uint32_t *data);
+int sd_netlink_message_read_ether_addr(sd_netlink_message *m, unsigned short type, struct ether_addr *data);
+int sd_netlink_message_read_cache_info(sd_netlink_message *m, unsigned short type, struct ifa_cacheinfo *info);
+int sd_netlink_message_read_in_addr(sd_netlink_message *m, unsigned short type, struct in_addr *data);
+int sd_netlink_message_read_in6_addr(sd_netlink_message *m, unsigned short type, struct in6_addr *data);
+int sd_netlink_message_enter_container(sd_netlink_message *m, unsigned short type);
+int sd_netlink_message_exit_container(sd_netlink_message *m);
+
+int sd_netlink_message_rewind(sd_netlink_message *m);
+
+sd_netlink_message *sd_netlink_message_next(sd_netlink_message *m);
+
+sd_netlink_message *sd_netlink_message_ref(sd_netlink_message *m);
+sd_netlink_message *sd_netlink_message_unref(sd_netlink_message *m);
+
+int sd_netlink_message_request_dump(sd_netlink_message *m, int dump);
+int sd_netlink_message_is_error(sd_netlink_message *m);
+int sd_netlink_message_get_errno(sd_netlink_message *m);
+int sd_netlink_message_get_type(sd_netlink_message *m, uint16_t *type);
+int sd_netlink_message_is_broadcast(sd_netlink_message *m);
+
+/* rtnl */
+
+int sd_rtnl_message_new_link(sd_netlink *nl, sd_netlink_message **ret, uint16_t msg_type, int index);
+int sd_rtnl_message_new_addr_update(sd_netlink *nl, sd_netlink_message **ret, int index, int family);
+int sd_rtnl_message_new_addr(sd_netlink *nl, sd_netlink_message **ret, uint16_t msg_type, int index, int family);
+int sd_rtnl_message_new_route(sd_netlink *nl, sd_netlink_message **ret, uint16_t nlmsg_type, int rtm_family, unsigned char rtm_protocol);
+int sd_rtnl_message_new_neigh(sd_netlink *nl, sd_netlink_message **ret, uint16_t msg_type, int index, int nda_family);
+
+int sd_rtnl_message_get_family(sd_netlink_message *m, int *family);
+
+int sd_rtnl_message_addr_set_prefixlen(sd_netlink_message *m, unsigned char prefixlen);
+int sd_rtnl_message_addr_set_scope(sd_netlink_message *m, unsigned char scope);
+int sd_rtnl_message_addr_set_flags(sd_netlink_message *m, unsigned char flags);
+int sd_rtnl_message_addr_get_family(sd_netlink_message *m, int *family);
+int sd_rtnl_message_addr_get_prefixlen(sd_netlink_message *m, unsigned char *prefixlen);
+int sd_rtnl_message_addr_get_scope(sd_netlink_message *m, unsigned char *scope);
+int sd_rtnl_message_addr_get_flags(sd_netlink_message *m, unsigned char *flags);
+int sd_rtnl_message_addr_get_ifindex(sd_netlink_message *m, int *ifindex);
+
+int sd_rtnl_message_link_set_flags(sd_netlink_message *m, unsigned flags, unsigned change);
+int sd_rtnl_message_link_set_type(sd_netlink_message *m, unsigned type);
+int sd_rtnl_message_link_set_family(sd_netlink_message *m, unsigned family);
+int sd_rtnl_message_link_get_ifindex(sd_netlink_message *m, int *ifindex);
+int sd_rtnl_message_link_get_flags(sd_netlink_message *m, unsigned *flags);
+int sd_rtnl_message_link_get_type(sd_netlink_message *m, unsigned *type);
+
+int sd_rtnl_message_route_set_dst_prefixlen(sd_netlink_message *m, unsigned char prefixlen);
+int sd_rtnl_message_route_set_src_prefixlen(sd_netlink_message *m, unsigned char prefixlen);
+int sd_rtnl_message_route_set_scope(sd_netlink_message *m, unsigned char scope);
+int sd_rtnl_message_route_get_family(sd_netlink_message *m, int *family);
+int sd_rtnl_message_route_get_dst_prefixlen(sd_netlink_message *m, unsigned char *dst_len);
+int sd_rtnl_message_route_get_src_prefixlen(sd_netlink_message *m, unsigned char *src_len);
+
+int sd_rtnl_message_neigh_set_flags(sd_netlink_message *m, uint8_t flags);
+int sd_rtnl_message_neigh_set_state(sd_netlink_message *m, uint16_t state);
+int sd_rtnl_message_neigh_get_family(sd_netlink_message *m, int *family);
+int sd_rtnl_message_neigh_get_ifindex(sd_netlink_message *m, int *family);
+int sd_rtnl_message_neigh_get_state(sd_netlink_message *m, uint16_t *state);
+int sd_rtnl_message_neigh_get_flags(sd_netlink_message *m, uint8_t *flags);
+
+_SD_END_DECLARATIONS;
+
+#endif

src/systemd/sd-rtnl.h

@@ -1,152 +0,0 @@
-/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
-
-#ifndef foosdrtnlhfoo
-#define foosdrtnlhfoo
-
-/***
-  This file is part of systemd.
-
-  Copyright 2013 Tom Gundersen <teg@jklm.no>
-
-  systemd is free software; you can redistribute it and/or modify it
-  under the terms of the GNU Lesser General Public License as published by
-  the Free Software Foundation; either version 2.1 of the License, or
-  (at your option) any later version.
-
-  systemd is distributed in the hope that it will be useful, but
-  WITHOUT ANY WARRANTY; without even the implied warranty of
-  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
-  Lesser General Public License for more details.
-
-  You should have received a copy of the GNU Lesser General Public License
-  along with systemd; If not, see <http://www.gnu.org/licenses/>.
-***/
-
-#include <inttypes.h>
-#include <netinet/in.h>
-#include <netinet/ether.h>
-#include <linux/rtnetlink.h>
-#include <linux/neighbour.h>
-
-#include "sd-event.h"
-#include "_sd-common.h"
-
-_SD_BEGIN_DECLARATIONS;
-
-typedef struct sd_rtnl sd_rtnl;
-typedef struct sd_rtnl_message sd_rtnl_message;
-
-/* callback */
-
-typedef int (*sd_rtnl_message_handler_t)(sd_rtnl *rtnl, sd_rtnl_message *m, void *userdata);
-
-/* bus */
-int sd_rtnl_new_from_netlink(sd_rtnl **nl, int fd);
-int sd_rtnl_open(sd_rtnl **nl);
-int sd_rtnl_open_fd(sd_rtnl **nl, int fd);
-int sd_rtnl_inc_rcvbuf(const sd_rtnl *const rtnl, const int size);
-
-sd_rtnl *sd_rtnl_ref(sd_rtnl *nl);
-sd_rtnl *sd_rtnl_unref(sd_rtnl *nl);
-
-int sd_rtnl_send(sd_rtnl *nl, sd_rtnl_message *message, uint32_t *serial);
-int sd_rtnl_call_async(sd_rtnl *nl, sd_rtnl_message *message,
-                       sd_rtnl_message_handler_t callback,
-                       void *userdata, uint64_t usec, uint32_t *serial);
-int sd_rtnl_call_async_cancel(sd_rtnl *nl, uint32_t serial);
-int sd_rtnl_call(sd_rtnl *nl, sd_rtnl_message *message, uint64_t timeout,
-                 sd_rtnl_message **reply);
-
-int sd_rtnl_get_events(sd_rtnl *nl);
-int sd_rtnl_get_timeout(sd_rtnl *nl, uint64_t *timeout);
-int sd_rtnl_process(sd_rtnl *nl, sd_rtnl_message **ret);
-int sd_rtnl_wait(sd_rtnl *nl, uint64_t timeout);
-int sd_rtnl_flush(sd_rtnl *nl);
-
-int sd_rtnl_add_match(sd_rtnl *nl, uint16_t match, sd_rtnl_message_handler_t c, void *userdata);
-int sd_rtnl_remove_match(sd_rtnl *nl, uint16_t match, sd_rtnl_message_handler_t c, void *userdata);
-
-int sd_rtnl_attach_event(sd_rtnl *nl, sd_event *e, int priority);
-int sd_rtnl_detach_event(sd_rtnl *nl);
-
-/* messages */
-int sd_rtnl_message_new_link(sd_rtnl *rtnl, sd_rtnl_message **ret, uint16_t msg_type, int index);
-int sd_rtnl_message_new_addr_update(sd_rtnl *rtnl, sd_rtnl_message **ret, int index, int family);
-int sd_rtnl_message_new_addr(sd_rtnl *rtnl, sd_rtnl_message **ret, uint16_t msg_type, int index,
-                             int family);
-int sd_rtnl_message_new_route(sd_rtnl *rtnl, sd_rtnl_message **ret, uint16_t nlmsg_type,
-                              int rtm_family, unsigned char rtm_protocol);
-int sd_rtnl_message_new_neigh(sd_rtnl *rtnl, sd_rtnl_message **ret, uint16_t msg_type, int index, int nda_family);
-
-sd_rtnl_message *sd_rtnl_message_ref(sd_rtnl_message *m);
-sd_rtnl_message *sd_rtnl_message_unref(sd_rtnl_message *m);
-
-int sd_rtnl_message_request_dump(sd_rtnl_message *m, int dump);
-int sd_rtnl_message_is_error(sd_rtnl_message *m);
-int sd_rtnl_message_get_errno(sd_rtnl_message *m);
-int sd_rtnl_message_get_type(sd_rtnl_message *m, uint16_t *type);
-int sd_rtnl_message_is_broadcast(sd_rtnl_message *m);
-
-int sd_rtnl_message_get_family(sd_rtnl_message *m, int *family);
-
-int sd_rtnl_message_addr_set_prefixlen(sd_rtnl_message *m, unsigned char prefixlen);
-int sd_rtnl_message_addr_set_scope(sd_rtnl_message *m, unsigned char scope);
-int sd_rtnl_message_addr_set_flags(sd_rtnl_message *m, unsigned char flags);
-int sd_rtnl_message_addr_get_family(sd_rtnl_message *m, int *family);
-int sd_rtnl_message_addr_get_prefixlen(sd_rtnl_message *m, unsigned char *prefixlen);
-int sd_rtnl_message_addr_get_scope(sd_rtnl_message *m, unsigned char *scope);
-int sd_rtnl_message_addr_get_flags(sd_rtnl_message *m, unsigned char *flags);
-int sd_rtnl_message_addr_get_ifindex(sd_rtnl_message *m, int *ifindex);
-
-int sd_rtnl_message_link_set_flags(sd_rtnl_message *m, unsigned flags, unsigned change);
-int sd_rtnl_message_link_set_type(sd_rtnl_message *m, unsigned type);
-int sd_rtnl_message_link_set_family(sd_rtnl_message *m, unsigned family);
-int sd_rtnl_message_link_get_ifindex(sd_rtnl_message *m, int *ifindex);
-int sd_rtnl_message_link_get_flags(sd_rtnl_message *m, unsigned *flags);
-int sd_rtnl_message_link_get_type(sd_rtnl_message *m, unsigned *type);
-
-int sd_rtnl_message_route_set_dst_prefixlen(sd_rtnl_message *m, unsigned char prefixlen);
-int sd_rtnl_message_route_set_src_prefixlen(sd_rtnl_message *m, unsigned char prefixlen);
-int sd_rtnl_message_route_set_scope(sd_rtnl_message *m, unsigned char scope);
-int sd_rtnl_message_route_get_family(sd_rtnl_message *m, int *family);
-int sd_rtnl_message_route_get_dst_prefixlen(sd_rtnl_message *m, unsigned char *dst_len);
-int sd_rtnl_message_route_get_src_prefixlen(sd_rtnl_message *m, unsigned char *src_len);
-
-int sd_rtnl_message_neigh_set_flags(sd_rtnl_message *m, uint8_t flags);
-int sd_rtnl_message_neigh_set_state(sd_rtnl_message *m, uint16_t state);
-int sd_rtnl_message_neigh_get_family(sd_rtnl_message *m, int *family);
-int sd_rtnl_message_neigh_get_ifindex(sd_rtnl_message *m, int *family);
-int sd_rtnl_message_neigh_get_state(sd_rtnl_message *m, uint16_t *state);
-int sd_rtnl_message_neigh_get_flags(sd_rtnl_message *m, uint8_t *flags);
-
-int sd_rtnl_message_append_string(sd_rtnl_message *m, unsigned short type, const char *data);
-int sd_rtnl_message_append_u8(sd_rtnl_message *m, unsigned short type, uint8_t data);
-int sd_rtnl_message_append_u16(sd_rtnl_message *m, unsigned short type, uint16_t data);
-int sd_rtnl_message_append_u32(sd_rtnl_message *m, unsigned short type, uint32_t data);
-int sd_rtnl_message_append_in_addr(sd_rtnl_message *m, unsigned short type, const struct in_addr *data);
-int sd_rtnl_message_append_in6_addr(sd_rtnl_message *m, unsigned short type, const struct in6_addr *data);
-int sd_rtnl_message_append_ether_addr(sd_rtnl_message *m, unsigned short type, const struct ether_addr *data);
-int sd_rtnl_message_append_cache_info(sd_rtnl_message *m, unsigned short type, const struct ifa_cacheinfo *info);
-
-int sd_rtnl_message_open_container(sd_rtnl_message *m, unsigned short type);
-int sd_rtnl_message_open_container_union(sd_rtnl_message *m, unsigned short type, const char *key);
-int sd_rtnl_message_close_container(sd_rtnl_message *m);
-
-int sd_rtnl_message_read_string(sd_rtnl_message *m, unsigned short type, const char **data);
-int sd_rtnl_message_read_u8(sd_rtnl_message *m, unsigned short type, uint8_t *data);
-int sd_rtnl_message_read_u16(sd_rtnl_message *m, unsigned short type, uint16_t *data);
-int sd_rtnl_message_read_u32(sd_rtnl_message *m, unsigned short type, uint32_t *data);
-int sd_rtnl_message_read_ether_addr(sd_rtnl_message *m, unsigned short type, struct ether_addr *data);
-int sd_rtnl_message_read_cache_info(sd_rtnl_message *m, unsigned short type, struct ifa_cacheinfo *info);
-int sd_rtnl_message_read_in_addr(sd_rtnl_message *m, unsigned short type, struct in_addr *data);
-int sd_rtnl_message_read_in6_addr(sd_rtnl_message *m, unsigned short type, struct in6_addr *data);
-int sd_rtnl_message_enter_container(sd_rtnl_message *m, unsigned short type);
-int sd_rtnl_message_exit_container(sd_rtnl_message *m);
-
-int sd_rtnl_message_rewind(sd_rtnl_message *m);
-
-sd_rtnl_message *sd_rtnl_message_next(sd_rtnl_message *m);
-
-_SD_END_DECLARATIONS;
-
-#endif

src/test/test-netlink-manual.c

@@ -27,7 +27,7 @@
 
 #include "util.h"
 #include "macro.h"
-#include "sd-rtnl.h"
+#include "sd-netlink.h"
 
 static int load_module(const char *mod_name) {
         struct kmod_ctx *ctx;
@@ -62,9 +62,9 @@ static int load_module(const char *mod_name) {
         return r;
 }
 
-static int test_tunnel_configure(sd_rtnl *rtnl) {
+static int test_tunnel_configure(sd_netlink *rtnl) {
         int r;
-        sd_rtnl_message *m, *n;
+        sd_netlink_message *m, *n;
         struct in_addr local, remote;
 
         /* skip test if module cannot be loaded */
@@ -79,25 +79,25 @@ static int test_tunnel_configure(sd_rtnl *rtnl) {
         assert_se(sd_rtnl_message_new_link(rtnl, &m, RTM_NEWLINK, 0) >= 0);
         assert_se(m);
 
-        assert_se(sd_rtnl_message_append_string(m, IFLA_IFNAME, "ipip-tunnel") >= 0);
-        assert_se(sd_rtnl_message_append_u32(m, IFLA_MTU, 1234)>= 0);
+        assert_se(sd_netlink_message_append_string(m, IFLA_IFNAME, "ipip-tunnel") >= 0);
+        assert_se(sd_netlink_message_append_u32(m, IFLA_MTU, 1234)>= 0);
 
-        assert_se(sd_rtnl_message_open_container(m, IFLA_LINKINFO) >= 0);
+        assert_se(sd_netlink_message_open_container(m, IFLA_LINKINFO) >= 0);
 
-        assert_se(sd_rtnl_message_open_container_union(m, IFLA_INFO_DATA, "ipip") >= 0);
+        assert_se(sd_netlink_message_open_container_union(m, IFLA_INFO_DATA, "ipip") >= 0);
 
         inet_pton(AF_INET, "192.168.21.1", &local.s_addr);
-        assert_se(sd_rtnl_message_append_u32(m, IFLA_IPTUN_LOCAL, local.s_addr) >= 0);
+        assert_se(sd_netlink_message_append_u32(m, IFLA_IPTUN_LOCAL, local.s_addr) >= 0);
 
         inet_pton(AF_INET, "192.168.21.2", &remote.s_addr);
-        assert_se(sd_rtnl_message_append_u32(m, IFLA_IPTUN_REMOTE, remote.s_addr) >= 0);
+        assert_se(sd_netlink_message_append_u32(m, IFLA_IPTUN_REMOTE, remote.s_addr) >= 0);
 
-        assert_se(sd_rtnl_message_close_container(m) >= 0);
-        assert_se(sd_rtnl_message_close_container(m) >= 0);
+        assert_se(sd_netlink_message_close_container(m) >= 0);
+        assert_se(sd_netlink_message_close_container(m) >= 0);
 
-        assert_se(sd_rtnl_call(rtnl, m, -1, 0) == 1);
+        assert_se(sd_netlink_call(rtnl, m, -1, 0) == 1);
 
-        assert_se((m = sd_rtnl_message_unref(m)) == NULL);
+        assert_se((m = sd_netlink_message_unref(m)) == NULL);
 
         r = load_module("sit");
         if(r < 0)
@@ -107,41 +107,41 @@ static int test_tunnel_configure(sd_rtnl *rtnl) {
         assert_se(sd_rtnl_message_new_link(rtnl, &n, RTM_NEWLINK, 0) >= 0);
         assert_se(n);
 
-        assert_se(sd_rtnl_message_append_string(n, IFLA_IFNAME, "sit-tunnel") >= 0);
-        assert_se(sd_rtnl_message_append_u32(n, IFLA_MTU, 1234)>= 0);
+        assert_se(sd_netlink_message_append_string(n, IFLA_IFNAME, "sit-tunnel") >= 0);
+        assert_se(sd_netlink_message_append_u32(n, IFLA_MTU, 1234)>= 0);
 
-        assert_se(sd_rtnl_message_open_container(n, IFLA_LINKINFO) >= 0);
+        assert_se(sd_netlink_message_open_container(n, IFLA_LINKINFO) >= 0);
 
-        assert_se(sd_rtnl_message_open_container_union(n, IFLA_INFO_DATA, "sit") >= 0);
+        assert_se(sd_netlink_message_open_container_union(n, IFLA_INFO_DATA, "sit") >= 0);
 
-        assert_se(sd_rtnl_message_append_u8(n, IFLA_IPTUN_PROTO, IPPROTO_IPIP) >= 0);
+        assert_se(sd_netlink_message_append_u8(n, IFLA_IPTUN_PROTO, IPPROTO_IPIP) >= 0);
 
         inet_pton(AF_INET, "192.168.21.3", &local.s_addr);
-        assert_se(sd_rtnl_message_append_u32(n, IFLA_IPTUN_LOCAL, local.s_addr) >= 0);
+        assert_se(sd_netlink_message_append_u32(n, IFLA_IPTUN_LOCAL, local.s_addr) >= 0);
 
         inet_pton(AF_INET, "192.168.21.4", &remote.s_addr);
-        assert_se(sd_rtnl_message_append_u32(n, IFLA_IPTUN_REMOTE, remote.s_addr) >= 0);
+        assert_se(sd_netlink_message_append_u32(n, IFLA_IPTUN_REMOTE, remote.s_addr) >= 0);
 
-        assert_se(sd_rtnl_message_close_container(n) >= 0);
-        assert_se(sd_rtnl_message_close_container(n) >= 0);
+        assert_se(sd_netlink_message_close_container(n) >= 0);
+        assert_se(sd_netlink_message_close_container(n) >= 0);
 
-        assert_se(sd_rtnl_call(rtnl, n, -1, 0) == 1);
+        assert_se(sd_netlink_call(rtnl, n, -1, 0) == 1);
 
-        assert_se((m = sd_rtnl_message_unref(n)) == NULL);
+        assert_se((m = sd_netlink_message_unref(n)) == NULL);
 
         return EXIT_SUCCESS;
 }
 
 int main(int argc, char *argv[]) {
-        sd_rtnl *rtnl;
+        sd_netlink *rtnl;
         int r;
 
-        assert_se(sd_rtnl_open(&rtnl) >= 0);
+        assert_se(sd_netlink_open(&rtnl) >= 0);
         assert_se(rtnl);
 
         r = test_tunnel_configure(rtnl);
 
-        assert_se((rtnl = sd_rtnl_unref(rtnl)) == NULL);
+        assert_se((rtnl = sd_netlink_unref(rtnl)) == NULL);
 
         return r;
 }

src/udev/net/link-config.c

@@ -28,14 +28,14 @@
 #include "ethtool-util.h"
 
 #include "libudev-private.h"
-#include "sd-rtnl.h"
+#include "sd-netlink.h"
 #include "util.h"
 #include "log.h"
 #include "strv.h"
 #include "path-util.h"
 #include "conf-parser.h"
 #include "conf-files.h"
-#include "rtnl-util.h"
+#include "netlink-util.h"
 #include "network-internal.h"
 #include "random-util.h"
 
@@ -46,7 +46,7 @@ struct link_config_ctx {
 
         bool enable_name_policy;
 
-        sd_rtnl *rtnl;
+        sd_netlink *rtnl;
 
         usec_t link_dirs_ts_usec;
 };
@@ -103,7 +103,7 @@ void link_config_ctx_free(link_config_ctx *ctx) {
 
         safe_close(ctx->ethtool_fd);
 
-        sd_rtnl_unref(ctx->rtnl);
+        sd_netlink_unref(ctx->rtnl);
 
         link_configs_free(ctx);
 

src/udev/udev-event.c

@@ -30,7 +30,7 @@
 #include <sys/wait.h>
 #include <sys/signalfd.h>
 
-#include "rtnl-util.h"
+#include "netlink-util.h"
 #include "event-util.h"
 #include "formats-util.h"
 #include "process-util.h"
@@ -62,7 +62,7 @@ struct udev_event *udev_event_new(struct udev_device *dev) {
 void udev_event_unref(struct udev_event *event) {
         if (event == NULL)
                 return;
-        sd_rtnl_unref(event->rtnl);
+        sd_netlink_unref(event->rtnl);
         udev_list_cleanup(&event->run_list);
         udev_list_cleanup(&event->seclabel_list);
         free(event->program_result);

src/udev/udev.h

@@ -22,7 +22,7 @@
 #include <sys/param.h>
 
 #include "macro.h"
-#include "sd-rtnl.h"
+#include "sd-netlink.h"
 #include "libudev.h"
 #include "libudev-private.h"
 #include "util.h"
@@ -43,7 +43,7 @@ struct udev_event {
         struct udev_list run_list;
         int exec_delay;
         usec_t birth_usec;
-        sd_rtnl *rtnl;
+        sd_netlink *rtnl;
         unsigned int builtin_run;
         unsigned int builtin_ret;
         bool inotify_watch;

src/udev/udevd.c

@@ -45,7 +45,7 @@
 
 #include "signal-util.h"
 #include "event-util.h"
-#include "rtnl-util.h"
+#include "netlink-util.h"
 #include "cgroup-util.h"
 #include "process-util.h"
 #include "dev-setup.h"
@@ -339,7 +339,7 @@ static void worker_spawn(Manager *manager, struct event *event) {
         switch (pid) {
         case 0: {
                 struct udev_device *dev = NULL;
-                _cleanup_rtnl_unref_ sd_rtnl *rtnl = NULL;
+                _cleanup_netlink_unref_ sd_netlink *rtnl = NULL;
                 int fd_monitor;
                 _cleanup_close_ int fd_signal = -1, fd_ep = -1;
                 struct epoll_event ep_signal = { .events = EPOLLIN };
@@ -455,7 +455,7 @@ static void worker_spawn(Manager *manager, struct event *event) {
 
                         if (udev_event->rtnl)
                                 /* in case rtnl was initialized */
-                                rtnl = sd_rtnl_ref(udev_event->rtnl);
+                                rtnl = sd_netlink_ref(udev_event->rtnl);
 
                         /* apply/restore inotify watch */
                         if (udev_event->inotify_watch) {