Function json_tok_bin_from_hex

common/json_parse.c:162–174

}

u8 *json_tok_bin_from_hex(const tal_t *ctx, const char *buffer, const jsmntok_t *tok)
{
	u8 *result;
	size_t hexlen, rawlen;
	hexlen = tok->end - tok->start;
	rawlen = hex_data_size(hexlen);

	result = tal_arr(ctx, u8, rawlen);
	if (!hex_decode(buffer + tok->start, hexlen, result, rawlen))
		return tal_free(result);

	return result;
}

/* talfmt take a ctx pointer and return NULL or a valid pointer.
 * fmt takes the argument, and returns a bool.