Function json_cstr_from_hex

plugins/bkpr/descriptions.c:191–204

To avoid JSON encoding/decoding, we use hex encoding directly */

/* To avoid JSON encoding/decoding, we use hex encoding directly */
static char *json_cstr_from_hex(const tal_t *ctx, const char *buffer, const jsmntok_t *tok)
{
	char *result;
	size_t hexlen, rawlen;
	hexlen = tok->end - tok->start;
	rawlen = hex_data_size(hexlen);

	result = tal_arr(ctx, char, rawlen + 1);
	if (!hex_decode(buffer + tok->start, hexlen, result, rawlen))
		return tal_free(result);

	result[rawlen] = '\0';
	return result;
}

struct descriptions *init_descriptions(const tal_t *ctx,
				       struct command *init_cmd)