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json: allow helper to take/free psbt

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Makes things a bit cleaner elsewhere
This commit is contained in:
niftynei 2020-12-17 15:23:47 -06:00 • committed by Christian Decker
parent e3a1d1a7f3
commit 713bb7491b
1 changed files with 3 additions and 1 deletions
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4
common/json_helpers.c
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@ -290,11 +290,13 @@ void json_add_tx(struct json_stream *result,
void json_add_psbt(struct json_stream *stream,
const char *fieldname,
const struct wally_psbt *psbt)
const struct wally_psbt *psbt TAKES)
{
const char *psbt_b64;
psbt_b64 = psbt_to_b64(NULL, psbt);
json_add_string(stream, fieldname, take(psbt_b64));
if (taken(psbt))
tal_free(psbt);
}
void json_add_amount_msat_compat(struct json_stream *result,