core-lightning/daemon/commit_tx.h
Rusty Russell 1f99268633 commit_tx: expose wscript and scriptpubkey for to_us/to_them payments.
This is useful for locating them given a random on-chain transaction.

Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
2016-08-18 14:23:45 +09:30

40 lines
1.1 KiB
C

#ifndef LIGHTNING_COMMIT_TX_H
#define LIGHTNING_COMMIT_TX_H
#include "config.h"
#include "htlc.h"
struct channel_state;
struct sha256;
struct pubkey;
struct peer;
u8 *wscript_for_htlc(const tal_t *ctx,
const struct peer *peer,
const struct htlc *h,
const struct sha256 *rhash,
enum htlc_side side);
/* Returns scriptpubkey: *wscript is NULL if it's a direct p2wpkh. */
u8 *commit_output_to_us(const tal_t *ctx,
const struct peer *peer,
const struct sha256 *rhash,
enum htlc_side side,
u8 **wscript);
/* Returns scriptpubkey: *wscript is NULL if it's a direct p2wpkh. */
u8 *commit_output_to_them(const tal_t *ctx,
const struct peer *peer,
const struct sha256 *rhash,
enum htlc_side side,
u8 **wscript);
/* Create commitment tx to spend the anchor tx output; doesn't fill in
* input scriptsig. */
struct bitcoin_tx *create_commit_tx(const tal_t *ctx,
struct peer *peer,
const struct sha256 *rhash,
const struct channel_state *cstate,
enum htlc_side side,
int **map);
#endif