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authorTom Gundersen <teg@jklm.no>2014-05-10 16:06:23 +0200
committerTom Gundersen <teg@jklm.no>2014-05-10 20:56:37 +0200
commitf4e884dd1c4cc4bc6d5f068f96b14ceda46f3962 (patch)
tree15200b6e5e2b990db9ffb26d50f33bbbdebe7551 /src/libsystemd/sd-rtnl
parent31d0ac36c62c9ed9646fb478b9d71cc2ecc3e55c (diff)
sd-rtnl: message - add support for getting prefixlen from address messages
Diffstat (limited to 'src/libsystemd/sd-rtnl')
-rw-r--r--src/libsystemd/sd-rtnl/rtnl-message.c15
1 files changed, 15 insertions, 0 deletions
diff --git a/src/libsystemd/sd-rtnl/rtnl-message.c b/src/libsystemd/sd-rtnl/rtnl-message.c
index 9043c675ac..d611207dea 100644
--- a/src/libsystemd/sd-rtnl/rtnl-message.c
+++ b/src/libsystemd/sd-rtnl/rtnl-message.c
@@ -290,6 +290,21 @@ int sd_rtnl_message_addr_get_family(sd_rtnl_message *m, unsigned char *family) {
return 0;
}
+int sd_rtnl_message_addr_get_prefixlen(sd_rtnl_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_rtnl_message *m, unsigned char *scope) {
struct ifaddrmsg *ifa;