+ r = sd_rtnl_message_addr_set_prefixlen(req, address->prefixlen);
+ if (r < 0)
+ return log_error_errno(r, "Could not set prefixlen: %m");
+
+ r = sd_rtnl_message_addr_set_flags(req, IFA_F_PERMANENT);
+ if (r < 0)
+ return log_error_errno(r, "Could not set flags: %m");
+
+ r = sd_rtnl_message_addr_set_scope(req, address->scope);
+ if (r < 0)
+ return log_error_errno(r, "Could not set scope: %m");
+
+ 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)
+ return log_error_errno(r, "Could not append IFA_LOCAL attribute: %m");
+
+ if (address->family == AF_INET) {
+ r = sd_rtnl_message_append_in_addr(req, IFA_BROADCAST, &address->broadcast);
+ if (r < 0)
+ return log_error_errno(r, "Could not append IFA_BROADCAST attribute: %m");
+ }
+
+ if (address->label) {
+ r = sd_rtnl_message_append_string(req, IFA_LABEL, address->label);
+ if (r < 0)
+ return log_error_errno(r, "Could not append IFA_LABEL attribute: %m");
+ }
+
+ r = sd_rtnl_message_append_cache_info(req, IFA_CACHEINFO, &address->cinfo);
+ if (r < 0)
+ return log_error_errno(r, "Could not append IFA_CACHEINFO attribute: %m");
+
+ r = sd_rtnl_call_async(link->manager->rtnl, req, callback, link, 0, NULL);
+ if (r < 0)
+ return log_error_errno(r, "Could not send rtnetlink message: %m");
+
+ link_ref(link);
+
+ return 0;
+}
+
+static int address_acquire(Link *link, Address *original, Address **ret) {
+ union in_addr_union in_addr = {};
+ struct in_addr broadcast = {};
+ _cleanup_address_free_ Address *na = NULL;
+ int r;
+
+ assert(link);
+ assert(original);
+ assert(ret);
+
+ /* Something useful was configured? just use it */
+ if (in_addr_is_null(original->family, &original->in_addr) <= 0)
+ return 0;
+
+ /* The address is configured to be 0.0.0.0 or [::] by the user?
+ * Then let's acquire something more useful from the pool. */
+ r = manager_address_pool_acquire(link->manager, original->family, original->prefixlen, &in_addr);