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wally: Migrate close_tx

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Signed-off-by: Christian Decker <decker.christian@gmail.com>
This commit is contained in:
Christian Decker
2019-03-18 16:12:32 +01:00
committed by Rusty Russell
parent 0c962fdc29
commit b0c31a14c1
1 changed files with 10 additions and 10 deletions
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20
common/close_tx.c
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@@ -17,6 +17,7 @@ struct bitcoin_tx *create_close_tx(const tal_t *ctx,
struct bitcoin_tx *tx;
size_t num_outputs = 0;
struct amount_sat total_out;
u8 *script;
assert(amount_sat_add(&total_out, to_us, to_them));
assert(amount_sat_less_eq(total_out, funding));
@@ -35,24 +36,22 @@ struct bitcoin_tx *create_close_tx(const tal_t *ctx,
tx = bitcoin_tx(ctx, 1, 2);
/* Our input spends the anchor tx output. */
tx->input[0].txid = *anchor_txid;
tx->input[0].index = anchor_index;
tx->input[0].amount = tal_dup(tx->input, struct amount_sat, &funding);
bitcoin_tx_add_input(tx, anchor_txid, anchor_index,
BITCOIN_TX_DEFAULT_SEQUENCE, &funding, NULL);
if (amount_sat_greater_eq(to_us, dust_limit)) {
script =
tal_dup_arr(tx, u8, our_script, tal_count(our_script), 0);
/* One output is to us. */
tx->output[num_outputs].amount = to_us;
tx->output[num_outputs].script = tal_dup_arr(tx, u8,
our_script, tal_count(our_script), 0);
bitcoin_tx_add_output(tx, script, &to_us);
num_outputs++;
}
if (amount_sat_greater_eq(to_them, dust_limit)) {
script = tal_dup_arr(tx, u8, their_script,
tal_count(their_script), 0);
/* Other output is to them. */
tx->output[num_outputs].amount = to_them;
tx->output[num_outputs].script = tal_dup_arr(tx, u8,
their_script, tal_count(their_script),
0);
bitcoin_tx_add_output(tx, script, &to_them);
num_outputs++;
}
@@ -62,5 +61,6 @@ struct bitcoin_tx *create_close_tx(const tal_t *ctx,
tal_resize(&tx->output, num_outputs);
permute_outputs(tx, NULL, NULL);
assert(bitcoin_tx_check(tx));
return tx;
}