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65 lines
1.8 KiB
65 lines
1.8 KiB
#ifndef LIGHTNING_COMMON_UTXO_H
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#define LIGHTNING_COMMON_UTXO_H
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#include "config.h"
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#include <bitcoin/chainparams.h>
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#include <bitcoin/pubkey.h>
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#include <bitcoin/shadouble.h>
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#include <bitcoin/tx.h>
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#include <ccan/short_types/short_types.h>
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#include <ccan/tal/tal.h>
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#include <common/amount.h>
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#include <common/node_id.h>
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#include <stdbool.h>
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struct ext_key;
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/* Information needed for their_unilateral/to-us outputs */
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struct unilateral_close_info {
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u64 channel_id;
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struct node_id peer_id;
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bool option_anchor_outputs;
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/* NULL if this is an option_static_remotekey commitment */
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struct pubkey *commitment_point;
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};
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struct utxo {
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struct bitcoin_txid txid;
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u32 outnum;
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struct amount_sat amount;
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u32 keyindex;
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bool is_p2sh;
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u8 status;
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/* Optional unilateral close information, NULL if this is just
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* a HD key */
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struct unilateral_close_info *close_info;
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/* NULL if we haven't seen it in a block, otherwise the block it's in */
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const u32 *blockheight;
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/* NULL if not spent yet, otherwise, the block the spending transaction is in */
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const u32 *spendheight;
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/* Block this utxo becomes unreserved, if applicable */
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u32 *reserved_til;
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/* The scriptPubkey if it is known */
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u8 *scriptPubkey;
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};
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void towire_utxo(u8 **pptr, const struct utxo *utxo);
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struct utxo *fromwire_utxo(const tal_t *ctx, const u8 **ptr, size_t *max);
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/* Create a tx, and populate inputs from utxos */
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struct bitcoin_tx *tx_spending_utxos(const tal_t *ctx,
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const struct chainparams *chainparams,
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const struct utxo **utxos,
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const struct ext_key *bip32_base,
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bool add_change_output,
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size_t num_output,
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u32 nlocktime,
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u32 nsequence);
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/* Estimate of (signed) UTXO weight in transaction */
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size_t utxo_spend_weight(const struct utxo *utxo);
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#endif /* LIGHTNING_COMMON_UTXO_H */
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