shaba/systemd-stable
1
1
Fork 0
mirror of https://github.com/systemd/systemd-stable.git synced 2024-12-22 13:33:56 +03:00
Code

sd-dhcp-lease: add sd_dhcp_lease_get_server_identifier()

Browse Source
This commit is contained in:
Tom Gundersen 2014-03-03 16:46:10 +01:00
parent ce78df79b8
commit 0ad853bc06
2 changed files with 32 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

32
src/libsystemd-network/sd-dhcp-lease.c
View File

@ -126,6 +126,15 @@ int sd_dhcp_lease_get_netmask(sd_dhcp_lease *lease, struct in_addr *addr) {
return 0;
}
int sd_dhcp_lease_get_server_identifier(sd_dhcp_lease *lease, struct in_addr *addr) {
assert_return(lease, -EINVAL);
assert_return(addr, -EINVAL);
addr->s_addr = lease->server_address;
return 0;
}
sd_dhcp_lease *sd_dhcp_lease_ref(sd_dhcp_lease *lease) {
if (lease)
assert_se(REFCNT_INC(lease->n_ref) >= 2);
@ -329,6 +338,18 @@ int dhcp_lease_save(sd_dhcp_lease *lease, const char *lease_file) {
fprintf(f,
"NETMASK=%s\n", string);
r = sd_dhcp_lease_get_server_identifier(lease, &address);
if (r >= 0) {
string = inet_ntop(AF_INET, &address, buf, INET_ADDRSTRLEN);
if (!string) {
r = -errno;
goto finish;
}
fprintf(f,
"SERVER_ADDRESS=%s\n", string);
}
r = sd_dhcp_lease_get_mtu(lease, &mtu);
if (r >= 0)
fprintf(f, "MTU=%" PRIu16 "\n", mtu);
@ -367,7 +388,7 @@ finish:
int dhcp_lease_load(const char *lease_file, sd_dhcp_lease **ret) {
_cleanup_dhcp_lease_unref_ sd_dhcp_lease *lease = NULL;
_cleanup_free_ char *address = NULL, *router = NULL, *netmask = NULL,
*mtu = NULL;
*server_address = NULL, *mtu = NULL;
struct in_addr addr;
int r;
@ -382,6 +403,7 @@ int dhcp_lease_load(const char *lease_file, sd_dhcp_lease **ret) {
"ADDRESS", &address,
"ROUTER", &router,
"NETMASK", &netmask,
"SERVER_IDENTIFIER", &server_address,
"MTU", &mtu,
"DOMAINNAME", &lease->domainname,
"HOSTNAME", &lease->hostname,
@ -413,6 +435,14 @@ int dhcp_lease_load(const char *lease_file, sd_dhcp_lease **ret) {
lease->subnet_mask = addr.s_addr;
if (server_address) {
r = inet_pton(AF_INET, server_address, &addr);
if (r < 0)
return r;
lease->server_address = addr.s_addr;
}
if (mtu) {
uint16_t u;
if (sscanf(mtu, "%" SCNu16, &u) > 0)

1
src/systemd/sd-dhcp-lease.h
View File

@ -33,6 +33,7 @@ sd_dhcp_lease *sd_dhcp_lease_unref(sd_dhcp_lease *lease);
int sd_dhcp_lease_get_address(sd_dhcp_lease *lease, struct in_addr *addr);
int sd_dhcp_lease_get_netmask(sd_dhcp_lease *lease, struct in_addr *addr);
int sd_dhcp_lease_get_router(sd_dhcp_lease *lease, struct in_addr *addr);
int sd_dhcp_lease_get_server_identifier(sd_dhcp_lease *lease, struct in_addr *addr);
int sd_dhcp_lease_get_dns(sd_dhcp_lease *lease, struct in_addr **addr, size_t *addr_size);
int sd_dhcp_lease_get_mtu(sd_dhcp_lease *lease, uint16_t *mtu);
int sd_dhcp_lease_get_domainname(sd_dhcp_lease *lease, const char **domainname);