95 lines
2.9 KiB
C
95 lines
2.9 KiB
C
#ifndef LIGHTNING_LIGHTNINGD_WATCH_H
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#define LIGHTNING_LIGHTNINGD_WATCH_H
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#include "config.h"
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#include <bitcoin/tx.h>
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#include <ccan/crypto/ripemd160/ripemd160.h>
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#include <ccan/htable/htable_type.h>
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#include <ccan/list/list.h>
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#include <ccan/short_types/short_types.h>
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#include <ccan/typesafe_cb/typesafe_cb.h>
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struct bitcoin_tx;
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struct block;
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struct channel;
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struct chain_topology;
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struct lightningd;
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struct txowatch;
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struct txwatch;
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enum watch_result {
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DELETE_WATCH = -1,
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KEEP_WATCHING = -2
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};
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struct txwatch_output {
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struct bitcoin_txid txid;
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unsigned int index;
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};
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const struct txwatch_output *txowatch_keyof(const struct txowatch *w);
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size_t txo_hash(const struct txwatch_output *out);
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bool txowatch_eq(const struct txowatch *w, const struct txwatch_output *out);
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HTABLE_DEFINE_TYPE(struct txowatch, txowatch_keyof, txo_hash, txowatch_eq,
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txowatch_hash);
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const struct bitcoin_txid *txwatch_keyof(const struct txwatch *w);
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size_t txid_hash(const struct bitcoin_txid *txid);
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bool txwatch_eq(const struct txwatch *w, const struct bitcoin_txid *txid);
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HTABLE_DEFINE_TYPE(struct txwatch, txwatch_keyof, txid_hash, txwatch_eq,
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txwatch_hash);
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struct txwatch *watch_txid(const tal_t *ctx,
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struct chain_topology *topo,
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struct channel *channel,
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const struct bitcoin_txid *txid,
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enum watch_result (*cb)(struct lightningd *ld,
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struct channel *channel,
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const struct bitcoin_txid *,
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const struct bitcoin_tx *,
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unsigned int depth));
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struct txwatch *watch_tx(const tal_t *ctx,
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struct chain_topology *topo,
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struct channel *channel,
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const struct bitcoin_tx *tx,
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enum watch_result (*cb)(struct lightningd *ld,
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struct channel *channel,
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const struct bitcoin_txid *,
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const struct bitcoin_tx *,
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unsigned int depth));
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struct txowatch *watch_txo(const tal_t *ctx,
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struct chain_topology *topo,
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struct channel *channel,
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const struct bitcoin_txid *txid,
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unsigned int output,
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enum watch_result (*cb)(struct channel *channel,
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const struct bitcoin_tx *tx,
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size_t input_num,
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const struct block *block));
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struct txwatch *find_txwatch(struct chain_topology *topo,
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const struct bitcoin_txid *txid,
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const struct channel *channel);
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void txwatch_fire(struct chain_topology *topo,
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const struct bitcoin_txid *txid,
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unsigned int depth);
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void txowatch_fire(const struct txowatch *txow,
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const struct bitcoin_tx *tx, size_t input_num,
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const struct block *block);
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bool watching_txid(const struct chain_topology *topo,
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const struct bitcoin_txid *txid);
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/* FIXME: Implement bitcoin_tx_dup() so we tx arg can be TAKEN */
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void txwatch_inform(const struct chain_topology *topo,
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const struct bitcoin_txid *txid,
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const struct bitcoin_tx *tx_may_steal);
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void watch_topology_changed(struct chain_topology *topo);
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#endif /* LIGHTNING_LIGHTNINGD_WATCH_H */
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