gossip: rename is_gossip_msg to is_msg_for_gossipd.

We're going to expand the range of messages which go through gossipd
when we support queries.

Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>

common/read_peer_msg.c

@@ -54,7 +54,7 @@ u8 *read_peer_msg_(const tal_t *ctx,
 	if (!msg)
 		io_error(arg);
 
-	if (is_gossip_msg(msg)) {
+	if (is_msg_for_gossipd(msg)) {
 		/* Forward to gossip daemon */
 		wire_sync_write(gossip_fd, take(msg));
 		return NULL;

common/status.c

@@ -85,7 +85,7 @@ void status_io(enum log_level iodir, const u8 *p)
 	if (logging_io)
 		status_io_full(iodir, p);
 	/* We get a huge amount of gossip; don't log it */
-	else if (!is_gossip_msg(p))
+	else if (!is_msg_for_gossipd(p))
 		status_io_short(iodir, p);
 }
 

wire/peer_wire.c

@@ -31,9 +31,9 @@ static bool unknown_type(enum wire_type t)
 	return true;
 }
 
-bool is_gossip_msg(const u8 *cursor)
+bool is_msg_for_gossipd(const u8 *cursor)
 {
-	switch (fromwire_peektype(cursor)) {
+	switch ((enum wire_type)fromwire_peektype(cursor)) {
 	case WIRE_CHANNEL_ANNOUNCEMENT:
 	case WIRE_NODE_ANNOUNCEMENT:
 	case WIRE_CHANNEL_UPDATE:
@@ -56,6 +56,8 @@ bool is_gossip_msg(const u8 *cursor)
 	case WIRE_UPDATE_FEE:
 	case WIRE_PING:
 	case WIRE_PONG:
+	case WIRE_CHANNEL_REESTABLISH:
+	case WIRE_ANNOUNCEMENT_SIGNATURES:
 		break;
 	}
 	return false;

wire/peer_wire.h

@@ -16,8 +16,8 @@
 bool is_unknown_msg(const u8 *cursor);
 /* Return true if it's an unknown ODD message.  cursor is a tal ptr. */
 bool is_unknown_msg_discardable(const u8 *cursor);
-/* Return true if it's a gossip message. */
-bool is_gossip_msg(const u8 *cursor);
+/* Return true if it's a message for gossipd. */
+bool is_msg_for_gossipd(const u8 *cursor);
 
 /* Extract channel_id from various packets, return true if possible. */
 bool extract_channel_id(const u8 *in_pkt, struct channel_id *channel_id);