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tests: check netlink family specific decoder of NETLINK_ROUTE

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* tests/netlink_route.c: Include <stdint.h>,
include "test_netlink.h" instead of "netlink.h".
(test_rtnl_unspec): New function.
(main): Use it.

Co-authored-by: Fabien Siron <fabien.siron@epita.fr>
This commit is contained in:
JingPiao Chen 2017-06-19 15:02:59 +08:00
parent 670390ac71
commit 7f95ee6017
1 changed files with 53 additions and 1 deletions
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54
tests/netlink_route.c
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@ -27,10 +27,11 @@
#include "tests.h"
#include <stdio.h>
#include <stdint.h>
#include <string.h>
#include <unistd.h>
#include <sys/socket.h>
#include "netlink.h"
#include "test_netlink.h"
#include <linux/rtnetlink.h>
static void
@ -92,6 +93,56 @@ test_nlmsg_flags(const int fd)
(unsigned) sizeof(nlh), sprintrc(rc));
}
static void
test_rtnl_unspec(const int fd)
{
void *const nlh0 = tail_alloc(NLMSG_HDRLEN);
/* unspecified family only */
uint8_t family = 0;
TEST_NETLINK_(fd, nlh0,
0xffff, "0xffff /* RTM_??? */",
NLM_F_REQUEST, "NLM_F_REQUEST",
sizeof(family), &family, sizeof(family),
printf("{family=AF_UNSPEC}"));
/* unknown family only */
family = 0xff;
TEST_NETLINK_(fd, nlh0,
0xffff, "0xffff /* RTM_??? */",
NLM_F_REQUEST, "NLM_F_REQUEST",
sizeof(family), &family, sizeof(family),
printf("{family=0xff /* AF_??? */}"));
/* short read of family */
TEST_NETLINK_(fd, nlh0,
0xffff, "0xffff /* RTM_??? */",
NLM_F_REQUEST, "NLM_F_REQUEST",
sizeof(family), &family, sizeof(family) - 1,
printf("%p", NLMSG_DATA(TEST_NETLINK_nlh)));
/* unspecified family and string */
char buf[sizeof(family) + 4];
family = 0;
memcpy(buf, &family, sizeof(family));
memcpy(buf + sizeof(family), "1234", 4);
TEST_NETLINK_(fd, nlh0,
0xffff, "0xffff /* RTM_??? */",
NLM_F_REQUEST, "NLM_F_REQUEST",
sizeof(buf), buf, sizeof(buf),
printf("{family=AF_UNSPEC, \"\\x31\\x32\\x33\\x34\"}"));
/* unknown family and string */
family = 0xfd;
memcpy(buf, &family, sizeof(family));
TEST_NETLINK_(fd, nlh0,
0xffff, "0xffff /* RTM_??? */",
NLM_F_REQUEST, "NLM_F_REQUEST",
sizeof(buf), buf, sizeof(buf),
printf("{family=%#x /* AF_??? */"
", \"\\x31\\x32\\x33\\x34\"}", family));
}
int main(void)
{
skip_if_unavailable("/proc/self/fd/");
@ -100,6 +151,7 @@ int main(void)
test_nlmsg_type(fd);
test_nlmsg_flags(fd);
test_rtnl_unspec(fd);
printf("+++ exited with 0 +++\n");