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c919551109
If there are two HTLCs with the same preimage, lightningd would always find the first one. By including the id in the `struct htlc_stub` it's both faster (normal HTLC lookup) and allows lightningd to detect that onchaind wants to fail both of them. Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
66 lines
2.2 KiB
C
66 lines
2.2 KiB
C
/* All about the HTLCs/commitment transactions for a particular peer. */
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#ifndef LIGHTNING_LIGHTNINGD_PEER_HTLCS_H
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#define LIGHTNING_LIGHTNINGD_PEER_HTLCS_H
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#include "config.h"
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#include <ccan/short_types/short_types.h>
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#include <common/channel_config.h>
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#include <common/derive_basepoints.h>
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#include <common/htlc_wire.h>
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struct channel;
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struct htlc_in;
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struct htlc_out;
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struct htlc_stub;
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struct lightningd;
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/* FIXME: Define serialization primitive for this? */
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struct channel_info {
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struct channel_config their_config;
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struct pubkey remote_fundingkey;
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struct basepoints theirbase;
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/* The old_remote_per_commit is for the locked-in remote commit_tx,
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* and the remote_per_commit is for the commit_tx we're modifying now. */
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struct pubkey remote_per_commit, old_remote_per_commit;
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/* In transition, these can be different! */
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u32 feerate_per_kw[NUM_SIDES];
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};
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/* Get all HTLCs for a peer, to send in init message. */
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void peer_htlcs(const tal_t *ctx,
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const struct channel *channel,
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struct added_htlc **htlcs,
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enum htlc_state **htlc_states,
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struct fulfilled_htlc **fulfilled_htlcs,
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enum side **fulfilled_sides,
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const struct failed_htlc ***failed_htlcs,
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enum side **failed_sides);
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void free_htlcs(struct lightningd *ld, const struct channel *channel);
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void peer_sending_commitsig(struct channel *channel, const u8 *msg);
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void peer_got_commitsig(struct channel *channel, const u8 *msg);
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void peer_got_revoke(struct channel *channel, const u8 *msg);
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void update_per_commit_point(struct channel *channel,
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const struct pubkey *per_commitment_point);
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enum onion_type send_htlc_out(struct channel *out, u64 amount, u32 cltv,
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const struct sha256 *payment_hash,
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const u8 *onion_routing_packet,
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struct htlc_in *in,
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struct htlc_out **houtp);
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void onchain_failed_our_htlc(const struct channel *channel,
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const struct htlc_stub *htlc,
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const char *why);
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void onchain_fulfilled_htlc(struct channel *channel,
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const struct preimage *preimage);
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void htlcs_notify_new_block(struct lightningd *ld, u32 height);
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void htlcs_reconnect(struct lightningd *ld,
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struct htlc_in_map *htlcs_in,
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struct htlc_out_map *htlcs_out);
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#endif /* LIGHTNING_LIGHTNINGD_PEER_HTLCS_H */
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