Function linearize_wtx

bitcoin/tx.c:428–445

}

u8 *linearize_wtx(const tal_t *ctx, const struct wally_tx *wtx)
{
	u8 *arr;
	u32 flag = 0;
	size_t len, written;
	int res;

        if (uses_witness(wtx))
		flag |= WALLY_TX_FLAG_USE_WITNESS;

	res = wally_tx_get_length(wtx, flag, &len);
	assert(res == WALLY_OK);
	arr = tal_arr(ctx, u8, len);
	res = wally_tx_to_bytes(wtx, flag, arr, len, &written);
	assert(len == written);

	return arr;
}

size_t wally_tx_weight(const struct wally_tx *wtx)
{