core-lightning/wire/peer_wire.h
Rusty Russell de5bf56ffa opening: update to new open_channel with channel_flags.
While we're there, make the announcement conditional on it.

Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
2017-06-29 00:08:21 +02:00

35 lines
1.2 KiB
C

#ifndef LIGHTNING_WIRE_PEER_WIRE_H
#define LIGHTNING_WIRE_PEER_WIRE_H
#include "config.h"
#include <stdbool.h>
#include <wire/gen_peer_wire.h>
/* BOLT #1:
*
* A node MUST ignore a received message of unknown type, if that type is odd.
*
* A node MUST fail the channels if it receives a message of unknown type, if
* that type is even.
*/
/* Return true if it's an unknown message. cursor is a tal ptr. */
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);
/* BOLT #2:
*
* Only the least-significant bit of `channel_flags` is currently
* defined: `announce_channel`. This indicates whether the initiator
* of the funding flow wishes to advertise this channel publicly to
* the network as detailed within [BOLT #7]
*/
#define CHANNEL_FLAGS_ANNOUNCE_CHANNEL 1
/* Compare two short_channel_ids and return true if they are the equal */
bool short_channel_id_eq(const struct short_channel_id *a,
const struct short_channel_id *b);
#endif /* LIGHTNING_WIRE_PEER_WIRE_H */