gossip: Passing alias, color and wireaddrs through to gossipd

First step towards `gossipd` managing the `node_announcement`.

Signed-off-by: Christian Decker <decker.christian@gmail.com>

gossipd/gossip.c

@@ -71,6 +71,10 @@ struct daemon {
 
 	/* Local and global features to offer to peers. */
 	u8 *localfeatures, *globalfeatures;
+
+	u8 alias[33];
+	u8 rgb[3];
+	struct wireaddr *wireaddrs;
 };
 
 /* Peers we're trying to reach. */
@@ -1111,7 +1115,9 @@ static struct io_plan *gossip_init(struct daemon_conn *master,
 				     &daemon->broadcast_interval,
 				     &chain_hash, &daemon->id, &port,
 				     &daemon->globalfeatures,
-				     &daemon->localfeatures)) {
+				     &daemon->localfeatures,
+				     &daemon->wireaddrs,
+				     daemon->rgb, daemon->alias)) {
 		master_badmsg(WIRE_GOSSIPCTL_INIT, msg);
 	}
 	daemon->rstate = new_routing_state(daemon, &chain_hash, &daemon->id);

gossipd/gossip_wire.csv

@@ -12,6 +12,10 @@ gossipctl_init,,gflen,u16
 gossipctl_init,,gfeatures,gflen*u8
 gossipctl_init,,lflen,u16
 gossipctl_init,,lfeatures,lflen*u8
+gossipctl_init,,num_wireaddrs,u16
+gossipctl_init,,wireaddrs,num_wireaddrs*struct wireaddr
+gossipctl_init,,rgb,3*u8
+gossipctl_init,,alias,32*u8
 
 # Master -> gossipd: Optional hint for where to find peer.
 gossipctl_peer_addrhint,3014

lightningd/gossip_control.c

@@ -126,7 +126,8 @@ void gossip_init(struct lightningd *ld)
 				    &get_chainparams(ld)->genesis_blockhash,
 				    &ld->id, ld->portnum,
 				    get_supported_global_features(tmpctx),
-				    get_supported_local_features(tmpctx));
+				    get_supported_local_features(tmpctx),
+				    ld->wireaddrs, ld->rgb, ld->alias);
 	subd_send_msg(ld->gossip, msg);
 	tal_free(tmpctx);
 }