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#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 <stddef.h>
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struct lightningd_state;
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struct txwatch;
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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, const struct txwatch *w);
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/* This is the worst-case (latest) mediantime of blocks including the txid.
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* Assumes the depth is > 0! */
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u32 get_last_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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/* Broadcast a single tx, and rebroadcast as reqd (takes ownership of tx) */
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void broadcast_tx(struct peer *peer, const struct bitcoin_tx *tx);
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void setup_topology(struct lightningd_state *dstate);
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#endif /* LIGHTNING_DAEMON_CRYPTOPKT_H */
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