core-lightning/wire/peer_wire.h
2018-03-26 23:35:56 +00:00

42 lines
1.3 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 ODD message. cursor is a tal ptr. */
bool is_unknown_msg_discardable(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);
/* 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
/* BOLT #2:
*
* The sender MUST set `funding_satoshis` to less than 2^24 satoshi.
*/
#define MAX_FUNDING_SATOSHI ((1 << 24) - 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 */