57 lines
2.0 KiB
C
57 lines
2.0 KiB
C
#ifndef LIGHTNING_WIRE_PEER_WIRE_H
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#define LIGHTNING_WIRE_PEER_WIRE_H
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#include "config.h"
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#include <stdbool.h>
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#include <wire/gen_peer_wire.h>
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/* BOLT #1:
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*
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* A node MUST ignore a received message of unknown type, if that type is odd.
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*
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* A node MUST fail the channels if it receives a message of unknown type, if
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* that type is even.
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*/
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/* Return true if it's an unknown message. cursor is a tal ptr. */
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bool is_unknown_msg(const u8 *cursor);
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/* Return true if it's an unknown ODD message. cursor is a tal ptr. */
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bool is_unknown_msg_discardable(const u8 *cursor);
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/* Return true if it's a gossip message. */
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bool is_gossip_msg(const u8 *cursor);
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/* Extract channel_id from various packets, return true if possible. */
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bool extract_channel_id(const u8 *in_pkt, struct channel_id *channel_id);
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/* BOLT #2:
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*
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* Only the least-significant bit of `channel_flags` is currently
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* defined: `announce_channel`. This indicates whether the initiator
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* of the funding flow wishes to advertise this channel publicly to
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* the network as detailed within [BOLT #7]
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*/
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#define CHANNEL_FLAGS_ANNOUNCE_CHANNEL 1
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/* BOLT #7:
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*
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* Upon establishing a connection, the two endpoints negotiate whether
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* to perform an initial sync by setting the `initial_routing_sync`
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* flags in the `init` message. The endpoint SHOULD set the
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* `initial_routing_sync` flag if it requires a full copy of the other
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* endpoint's routing state. Upon receiving an `init` message with the
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* `initial_routing_sync` flag set the node sends `channel_announcement`s,
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* `channel_update`s and `node_announcement`s for all known channels and
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* nodes as if they were just received.
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*/
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#define LOCALFEATURES_INITIAL_ROUTING_SYNC 0x08
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/* BOLT #2:
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*
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* The sender MUST set `funding_satoshis` to less than 2^24 satoshi.
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*/
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#define MAX_FUNDING_SATOSHI ((1 << 24) - 1)
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/* Compare two short_channel_ids and return true if they are the equal */
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bool short_channel_id_eq(const struct short_channel_id *a,
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const struct short_channel_id *b);
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#endif /* LIGHTNING_WIRE_PEER_WIRE_H */
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