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