+ r = sd_rtnl_message_addr_set_prefixlen(req, address->prefixlen);
+ if (r < 0) {
+ log_error("Could not set prefixlen: %s", strerror(-r));
+ return r;
+ }
+
+ r = sd_rtnl_message_addr_set_flags(req, IFA_F_PERMANENT);
+ if (r < 0) {
+ log_error("Could not set flags: %s", strerror(-r));
+ return r;
+ }
+
+ r = sd_rtnl_message_addr_set_scope(req, address->scope);
+ if (r < 0) {
+ log_error("Could not set scope: %s", strerror(-r));
+ return r;
+ }
+
+ if (address->family == AF_INET)
+ r = sd_rtnl_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);
+ if (r < 0) {
+ log_error("Could not append IFA_LOCAL attribute: %s",
+ strerror(-r));
+ return r;
+ }
+
+ 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);
+ else if (address->family == AF_INET6)
+ r = sd_rtnl_message_append_in6_addr(req, IFA_ADDRESS, &address->in_addr_peer.in6);
+ if (r < 0) {
+ log_error("Could not append IFA_ADDRESS attribute: %s",
+ strerror(-r));
+ return r;
+ }
+ } else {
+ if (address->family == AF_INET) {
+ r = sd_rtnl_message_append_in_addr(req, IFA_BROADCAST, &address->broadcast);
+ if (r < 0) {
+ log_error("Could not append IFA_BROADCAST attribute: %s",
+ strerror(-r));
+ return r;
+ }
+ }
+ }
+
+ if (address->label) {
+ r = sd_rtnl_message_append_string(req, IFA_LABEL, address->label);
+ if (r < 0) {
+ log_error("Could not append IFA_LABEL attribute: %s",
+ strerror(-r));
+ return r;
+ }
+ }
+
+ r = sd_rtnl_message_append_cache_info(req, IFA_CACHEINFO,
+ &address->cinfo);
+ if (r < 0) {
+ log_error("Could not append IFA_CACHEINFO attribute: %s",
+ strerror(-r));
+ return r;
+ }
+
+ r = sd_rtnl_call_async(link->manager->rtnl, req, callback, link, 0, NULL);
+ if (r < 0) {
+ log_error("Could not send rtnetlink message: %s", strerror(-r));
+ return r;
+ }
+
+ link_ref(link);