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51 lines
1.6 KiB
C
51 lines
1.6 KiB
C
#ifndef LIGHTNING_COMMON_READ_PEER_MSG_H
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#define LIGHTNING_COMMON_READ_PEER_MSG_H
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#include "config.h"
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#include <ccan/short_types/short_types.h>
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#include <ccan/tal/tal.h>
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struct crypto_state;
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struct channel_id;
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struct per_peer_state;
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/**
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* is_peer_error - if it's an error, describe if it applies to this channel.
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* @ctx: context to allocate return from.
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* @msg: the peer message.
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* @channel_id: the channel id of the current channel.
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* @desc: set to non-NULL if this describes a channel we care about.
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* @warning: set to true if this is a warning, not an error.
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*
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* If @desc is NULL, ignore this message. Otherwise, that's usually passed
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* to peer_failed_received_errmsg().
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*/
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bool is_peer_error(const tal_t *ctx, const u8 *msg,
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const struct channel_id *channel_id,
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char **desc, bool *warning);
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/**
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* is_wrong_channel - if it's a message about a different channel, return true
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* @msg: the peer message.
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* @channel_id: the channel id of the current channel.
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* @actual: set to the actual channel id if this returns false.
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*
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* Note that this only handles some message types, returning false for others.
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*/
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bool is_wrong_channel(const u8 *msg, const struct channel_id *expected,
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struct channel_id *actual);
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/**
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* handle_peer_error - simple handler for errors
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* @pps: per-peer state.
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* @channel_id: the channel id of the current channel.
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* @msg: the peer message (only taken if returns true).
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*
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* This returns true if it handled the packet.
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*/
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bool handle_peer_error(struct per_peer_state *pps,
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const struct channel_id *channel_id,
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const u8 *msg TAKES);
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#endif /* LIGHTNING_COMMON_READ_PEER_MSG_H */
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