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txprepare: return psbt serialized version of tx as well

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Changelog-Added: JSON-API: `txprepare` returns a psbt version of the created transaction
This commit is contained in:
lisa neigut
2020-05-21 13:27:56 +09:30
committed by Rusty Russell
parent bf4cac7fb8
commit 1fb9a078b6
6 changed files with 34 additions and 0 deletions
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9
common/json_helpers.c
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@@ -240,6 +240,15 @@ void json_add_tx(struct json_stream *result,
json_add_hex_talarr(result, fieldname, linearize_tx(tmpctx, tx));
}
void json_add_psbt(struct json_stream *stream,
const char *fieldname,
struct bitcoin_tx *tx)
{
const char *psbt_b64;
psbt_b64 = bitcoin_tx_to_psbt_base64(tx, tx);
json_add_string(stream, fieldname, take(psbt_b64));
}
void json_add_amount_msat_compat(struct json_stream *result,
struct amount_msat msat,
const char *rawfieldname,

6
common/json_helpers.h
View File

@@ -137,4 +137,10 @@ void json_add_preimage(struct json_stream *result, const char *fieldname,
void json_add_tx(struct json_stream *result,
const char *fieldname,
const struct bitcoin_tx *tx);
/* '"fieldname" : "cHNidP8BAJoCAAAAAljo..." or "cHNidP8BAJoCAAAAAljo..." if fieldname is NULL */
void json_add_psbt(struct json_stream *stream,
const char *fieldname,
struct bitcoin_tx *tx);
#endif /* LIGHTNING_COMMON_JSON_HELPERS_H */