| 59 | } |
| 60 | |
| 61 | static const u8 *linearize_input(const tal_t *ctx, |
| 62 | const struct wally_psbt *parent, |
| 63 | size_t index) |
| 64 | { |
| 65 | struct wally_psbt *copy = clone_psbt(NULL, parent); |
| 66 | struct wally_psbt *psbt = create_psbt(NULL, 1, 0, 0); |
| 67 | struct wally_psbt_input dummy_in; |
| 68 | size_t byte_len; |
| 69 | |
| 70 | dummy_in = psbt->inputs[0]; |
| 71 | psbt->inputs[0] = copy->inputs[index]; |
| 72 | psbt->num_inputs = 1; |
| 73 | |
| 74 | /* Sort the inputs, so serializing them is ok */ |
| 75 | wally_map_sort(&psbt->inputs[0].unknowns, 0); |
| 76 | |
| 77 | /* signatures, keypaths, etc - we dont care if they change */ |
| 78 | wally_psbt_input_set_final_witness(&psbt->inputs[0], NULL); |
| 79 | wally_psbt_input_set_final_scriptsig(&psbt->inputs[0], NULL, 0); |
| 80 | wally_psbt_input_set_witness_script(&psbt->inputs[0], NULL, 0); |
| 81 | wally_psbt_input_set_redeem_script(&psbt->inputs[0], NULL, 0); |
| 82 | wally_psbt_input_set_taproot_signature(&psbt->inputs[0], NULL, 0); |
| 83 | wally_psbt_input_set_sighash(&psbt->inputs[0], 0); |
| 84 | psbt->inputs[0].taproot_leaf_hashes.num_items = 0; |
| 85 | psbt->inputs[0].taproot_leaf_paths.num_items = 0; |
| 86 | psbt->inputs[0].keypaths.num_items = 0; |
| 87 | psbt->inputs[0].signatures.num_items = 0; |
| 88 | psbt->inputs[0].utxo = NULL; |
| 89 | psbt->inputs[0].witness_utxo = NULL; |
| 90 | |
| 91 | const u8 *bytes = psbt_get_bytes(ctx, psbt, &byte_len); |
| 92 | |
| 93 | psbt->inputs[0] = dummy_in; |
| 94 | psbt->num_inputs = 0; |
| 95 | |
| 96 | tal_free(psbt); |
| 97 | tal_free(copy); |
| 98 | |
| 99 | return bytes; |
| 100 | } |
| 101 | |
| 102 | static const u8 *linearize_output(const tal_t *ctx, |
| 103 | const struct wally_psbt *parent, |
no test coverage detected