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87 lines
2.9 KiB
C
87 lines
2.9 KiB
C
#ifndef LIGHTNING_BITCOIN_PSBT_H
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#define LIGHTNING_BITCOIN_PSBT_H
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#include "config.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 <stddef.h>
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struct wally_tx_input;
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struct wally_tx_output;
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struct wally_psbt;
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struct wally_psbt_input;
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struct wally_tx;
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struct amount_asset;
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struct amount_sat;
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struct bitcoin_signature;
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struct pubkey;
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void psbt_destroy(struct wally_psbt *psbt);
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struct wally_psbt *new_psbt(const tal_t *ctx,
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const struct wally_tx *wtx);
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/**
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* psbt_is_finalized - Check if tx is ready to be extracted
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*
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* The libwally library requires a transaction be *ready* for
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* extraction before it will add/append all of the sigs/witnesses
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* onto the global transaction. This check returns true if
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* a psbt has the finalized script sig and/or witness data populated
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* for such a call
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*/
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bool psbt_is_finalized(const struct wally_psbt *psbt);
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struct wally_tx *psbt_finalize(struct wally_psbt *psbt, bool finalize_in_place);
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struct wally_psbt_input *psbt_add_input(struct wally_psbt *psbt,
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struct wally_tx_input *input,
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size_t insert_at);
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void psbt_rm_input(struct wally_psbt *psbt,
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size_t remove_at);
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struct wally_psbt_output *psbt_add_output(struct wally_psbt *psbt,
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struct wally_tx_output *output,
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size_t insert_at);
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void psbt_rm_output(struct wally_psbt *psbt,
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size_t remove_at);
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void psbt_input_add_pubkey(struct wally_psbt *psbt, size_t in,
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const struct pubkey *pubkey);
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WARN_UNUSED_RESULT bool psbt_input_set_signature(struct wally_psbt *psbt, size_t in,
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const struct pubkey *pubkey,
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const struct bitcoin_signature *sig);
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void psbt_input_set_prev_utxo(struct wally_psbt *psbt,
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size_t in,
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const u8 *wscript,
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struct amount_sat amt);
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void psbt_input_set_prev_utxo_wscript(struct wally_psbt *psbt, size_t in,
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const u8 *wscript,
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struct amount_sat amt);
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void psbt_elements_input_init(struct wally_psbt *psbt, size_t in,
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const u8 *scriptPubkey,
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struct amount_asset *asset,
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const u8 *nonce);
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void psbt_elements_input_init_witness(struct wally_psbt *psbt, size_t in,
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const u8 *witscript,
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struct amount_asset *asset,
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const u8 *nonce);
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bool psbt_input_set_redeemscript(struct wally_psbt *psbt, size_t in,
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const u8 *redeemscript);
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struct amount_sat psbt_input_get_amount(struct wally_psbt *psbt,
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size_t in);
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bool psbt_from_b64(const char *b64str, struct wally_psbt **psbt);
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char *psbt_to_b64(const tal_t *ctx, const struct wally_psbt *psbt);
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const u8 *psbt_get_bytes(const tal_t *ctx, const struct wally_psbt *psbt,
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size_t *bytes_written);
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struct wally_psbt *psbt_from_bytes(const tal_t *ctx, const u8 *bytes,
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size_t byte_len);
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void towire_wally_psbt(u8 **pptr, const struct wally_psbt *psbt);
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struct wally_psbt *fromwire_wally_psbt(const tal_t *ctx,
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const u8 **cursor, size_t *max);
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#endif /* LIGHTNING_BITCOIN_PSBT_H */
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