sd-rtnl: message_addr - expose a few more getters

2 files changed, 64 insertions, 0 deletions

diff --git a/src/libsystemd/sd-rtnl/rtnl-message.c b/src/libsystemd/sd-rtnl/rtnl-message.c
index c9f348704d..fc71ed9018 100644
--- a/src/libsystemd/sd-rtnl/rtnl-message.c
+++ b/src/libsystemd/sd-rtnl/rtnl-message.c
@@ -259,6 +259,66 @@ int sd_rtnl_message_addr_set_scope(sd_rtnl_message *m, unsigned char scope) {
         return 0;
 }
 
+int sd_rtnl_message_addr_get_family(sd_rtnl_message *m, unsigned char *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_scope(sd_rtnl_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_rtnl_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_rtnl_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_rtnl *rtnl, sd_rtnl_message **ret,
                              uint16_t nlmsg_type, int index,
                              unsigned char family) {
diff --git a/src/systemd/sd-rtnl.h b/src/systemd/sd-rtnl.h
index f7f7074ab9..c32c5e2625 100644
--- a/src/systemd/sd-rtnl.h
+++ b/src/systemd/sd-rtnl.h
@@ -84,6 +84,10 @@ int sd_rtnl_message_is_broadcast(sd_rtnl_message *m);
 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, unsigned char *family);
+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);