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52 lines
1.6 KiB
52 lines
1.6 KiB
#ifndef LIGHTNING_DAEMON_CHAINTOPOLOGY_H
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#define LIGHTNING_DAEMON_CHAINTOPOLOGY_H
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#include "config.h"
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#include <ccan/short_types/short_types.h>
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#include <stddef.h>
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struct bitcoin_tx;
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struct lightningd_state;
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struct peer;
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struct sha256_double;
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struct txwatch;
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/* Information relevant to locating a TX in a blockchain. */
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struct txlocator {
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/* The height of the block that includes this transaction */
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u32 blkheight;
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/* Position of the transaction in the transactions list */
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u32 index;
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};
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/* This is the number of blocks which would have to be mined to invalidate
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* the tx. */
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size_t get_tx_depth(struct lightningd_state *dstate,
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const struct sha256_double *txid);
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/* Get the mediantime of the block including this tx (must be one!) */
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u32 get_tx_mediantime(struct lightningd_state *dstate,
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const struct sha256_double *txid);
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/* Get mediantime of the tip; if more than one, pick greatest time. */
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u32 get_tip_mediantime(struct lightningd_state *dstate);
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/* Get highest block number. */
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u32 get_block_height(struct lightningd_state *dstate);
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/* Get fee rate. */
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u64 get_feerate(struct lightningd_state *dstate);
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/* Broadcast a single tx, and rebroadcast as reqd (copies tx).
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* If failed is non-NULL, call that and don't rebroadcast. */
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void broadcast_tx(struct peer *peer, const struct bitcoin_tx *tx,
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void (*failed)(struct peer *peer,
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int exitstatus,
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const char *err));
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void setup_topology(struct lightningd_state *dstate);
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struct txlocator *locate_tx(const void *ctx, struct lightningd_state *dstate, const struct sha256_double *txid);
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#endif /* LIGHTNING_DAEMON_CRYPTOPKT_H */
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