|
|
@ -213,6 +213,8 @@ static const char *output_type_name(enum output_type output_type) |
|
|
|
* 3. the their-commitment, our HTLC redeem case (`<remotehtlcsig> <payment_preimage>`) |
|
|
|
* 4. the their-revoked-commitment, to-local (`<revocation_sig> 1`) |
|
|
|
* 5. the their-revoked-commitment, htlc (`<revocation_sig> <revocationkey>`) |
|
|
|
* |
|
|
|
* Overrides *tx_type if it all turns to dust. |
|
|
|
*/ |
|
|
|
static struct bitcoin_tx *tx_to_us(const tal_t *ctx, |
|
|
|
struct tracked_output *out, |
|
|
@ -221,7 +223,8 @@ static struct bitcoin_tx *tx_to_us(const tal_t *ctx, |
|
|
|
const void *elem, size_t elemsize, |
|
|
|
const u8 *wscript, |
|
|
|
const struct privkey *privkey, |
|
|
|
const struct pubkey *pubkey) |
|
|
|
const struct pubkey *pubkey, |
|
|
|
enum tx_type *tx_type) |
|
|
|
{ |
|
|
|
struct bitcoin_tx *tx; |
|
|
|
u64 fee; |
|
|
@ -247,6 +250,7 @@ static struct bitcoin_tx *tx_to_us(const tal_t *ctx, |
|
|
|
if (tx->output[0].amount < dust_limit_satoshis + fee) { |
|
|
|
tx->output[0].amount = 0; |
|
|
|
tx->output[0].script = scriptpubkey_opreturn(tx->output); |
|
|
|
*tx_type = DONATING_TO_MINERS; |
|
|
|
} else |
|
|
|
tx->output[0].amount -= fee; |
|
|
|
|
|
|
@ -723,6 +727,7 @@ static void resolve_htlc_tx(struct tracked_output ***outs, |
|
|
|
{ |
|
|
|
struct tracked_output *out; |
|
|
|
struct bitcoin_tx *tx; |
|
|
|
enum tx_type tx_type = OUR_DELAYED_RETURN_TO_WALLET; |
|
|
|
u8 *wscript = bitcoin_wscript_htlc_tx(htlc_tx, to_self_delay[LOCAL], |
|
|
|
&keyset->self_revocation_key, |
|
|
|
&keyset->self_delayed_payment_key); |
|
|
@ -756,10 +761,10 @@ static void resolve_htlc_tx(struct tracked_output ***outs, |
|
|
|
tx = tx_to_us(*outs, out, to_self_delay[LOCAL], 0, NULL, 0, |
|
|
|
wscript, |
|
|
|
&delayed_payment_privkey, |
|
|
|
&keyset->self_delayed_payment_key); |
|
|
|
&keyset->self_delayed_payment_key, |
|
|
|
&tx_type); |
|
|
|
|
|
|
|
propose_resolution(out, tx, to_self_delay[LOCAL], |
|
|
|
OUR_DELAYED_RETURN_TO_WALLET); |
|
|
|
propose_resolution(out, tx, to_self_delay[LOCAL], tx_type); |
|
|
|
} |
|
|
|
|
|
|
|
/* BOLT #5:
|
|
|
@ -777,6 +782,7 @@ static void resolve_htlc_tx(struct tracked_output ***outs, |
|
|
|
static void steal_htlc_tx(struct tracked_output *out) |
|
|
|
{ |
|
|
|
struct bitcoin_tx *tx; |
|
|
|
enum tx_type tx_type = OUR_PENALTY_TX; |
|
|
|
|
|
|
|
/* BOLT #3:
|
|
|
|
* |
|
|
@ -787,8 +793,9 @@ static void steal_htlc_tx(struct tracked_output *out) |
|
|
|
&ONE, sizeof(ONE), |
|
|
|
out->wscript, |
|
|
|
revocation_privkey, |
|
|
|
&keyset->self_revocation_key); |
|
|
|
propose_resolution(out, tx, 0, OUR_PENALTY_TX); |
|
|
|
&keyset->self_revocation_key, |
|
|
|
&tx_type); |
|
|
|
propose_resolution(out, tx, 0, tx_type); |
|
|
|
} |
|
|
|
|
|
|
|
/* An output has been spent: see if it resolves something we care about. */ |
|
|
@ -1046,6 +1053,8 @@ static void handle_preimage(struct tracked_output **outs, |
|
|
|
outs[i]->wscript); |
|
|
|
propose_resolution(outs[i], tx, 0, OUR_HTLC_SUCCESS_TX); |
|
|
|
} else { |
|
|
|
enum tx_type tx_type = THEIR_HTLC_FULFILL_TO_US; |
|
|
|
|
|
|
|
/* BOLT #5:
|
|
|
|
* |
|
|
|
* otherwise, it MUST spend the output to a convenient |
|
|
@ -1055,9 +1064,9 @@ static void handle_preimage(struct tracked_output **outs, |
|
|
|
preimage, sizeof(*preimage), |
|
|
|
outs[i]->wscript, |
|
|
|
&htlc_privkey, |
|
|
|
&keyset->other_htlc_key); |
|
|
|
propose_resolution(outs[i], tx, 0, |
|
|
|
THEIR_HTLC_FULFILL_TO_US); |
|
|
|
&keyset->other_htlc_key, |
|
|
|
&tx_type); |
|
|
|
propose_resolution(outs[i], tx, 0, tx_type); |
|
|
|
} |
|
|
|
} |
|
|
|
} |
|
|
@ -1206,6 +1215,7 @@ static void resolve_our_htlc_ourcommit(struct tracked_output *out) |
|
|
|
static void resolve_our_htlc_theircommit(struct tracked_output *out) |
|
|
|
{ |
|
|
|
struct bitcoin_tx *tx; |
|
|
|
enum tx_type tx_type = OUR_HTLC_TIMEOUT_TO_US; |
|
|
|
|
|
|
|
/* BOLT #5:
|
|
|
|
* |
|
|
@ -1222,10 +1232,10 @@ static void resolve_our_htlc_theircommit(struct tracked_output *out) |
|
|
|
tx = tx_to_us(out, out, 0, out->htlc->cltv_expiry, NULL, 0, |
|
|
|
out->wscript, |
|
|
|
&htlc_privkey, |
|
|
|
&keyset->other_htlc_key); |
|
|
|
&keyset->other_htlc_key, |
|
|
|
&tx_type); |
|
|
|
|
|
|
|
propose_resolution_at_block(out, tx, out->htlc->cltv_expiry, |
|
|
|
OUR_HTLC_TIMEOUT_TO_US); |
|
|
|
propose_resolution_at_block(out, tx, out->htlc->cltv_expiry, tx_type); |
|
|
|
} |
|
|
|
|
|
|
|
static void resolve_their_htlc(struct tracked_output *out) |
|
|
@ -1439,6 +1449,8 @@ static void handle_our_unilateral(const struct bitcoin_tx *tx, |
|
|
|
if (script[LOCAL] |
|
|
|
&& scripteq(tx->output[i].script, script[LOCAL])) { |
|
|
|
struct bitcoin_tx *to_us; |
|
|
|
enum tx_type tx_type = OUR_DELAYED_RETURN_TO_WALLET; |
|
|
|
|
|
|
|
/* BOLT #5:
|
|
|
|
* |
|
|
|
* 1. _A's main output_: A node SHOULD spend this |
|
|
@ -1461,14 +1473,15 @@ static void handle_our_unilateral(const struct bitcoin_tx *tx, |
|
|
|
NULL, 0, |
|
|
|
local_wscript, |
|
|
|
&delayed_payment_privkey, |
|
|
|
&keyset->self_delayed_payment_key); |
|
|
|
&keyset->self_delayed_payment_key, |
|
|
|
&tx_type); |
|
|
|
|
|
|
|
/* BOLT #5:
|
|
|
|
* |
|
|
|
* If the output is spent (as recommended), the output |
|
|
|
* is *resolved* by the spending transaction */ |
|
|
|
propose_resolution(out, to_us, to_self_delay[LOCAL], |
|
|
|
OUR_DELAYED_RETURN_TO_WALLET); |
|
|
|
tx_type); |
|
|
|
|
|
|
|
script[LOCAL] = NULL; |
|
|
|
continue; |
|
|
@ -1547,6 +1560,7 @@ static void steal_to_them_output(struct tracked_output *out) |
|
|
|
const tal_t *tmpctx = tal_tmpctx(NULL); |
|
|
|
u8 *wscript; |
|
|
|
struct bitcoin_tx *tx; |
|
|
|
enum tx_type tx_type = OUR_PENALTY_TX; |
|
|
|
|
|
|
|
/* BOLT #3:
|
|
|
|
* |
|
|
@ -1563,15 +1577,17 @@ static void steal_to_them_output(struct tracked_output *out) |
|
|
|
&ONE, sizeof(ONE), |
|
|
|
wscript, |
|
|
|
revocation_privkey, |
|
|
|
&keyset->self_revocation_key); |
|
|
|
&keyset->self_revocation_key, |
|
|
|
&tx_type); |
|
|
|
|
|
|
|
propose_resolution(out, tx, 0, OUR_PENALTY_TX); |
|
|
|
propose_resolution(out, tx, 0, tx_type); |
|
|
|
tal_free(tmpctx); |
|
|
|
} |
|
|
|
|
|
|
|
static void steal_htlc(struct tracked_output *out) |
|
|
|
{ |
|
|
|
struct bitcoin_tx *tx; |
|
|
|
enum tx_type tx_type = OUR_PENALTY_TX; |
|
|
|
u8 der[PUBKEY_DER_LEN]; |
|
|
|
|
|
|
|
/* BOLT #3:
|
|
|
@ -1586,9 +1602,10 @@ static void steal_htlc(struct tracked_output *out) |
|
|
|
der, sizeof(der), |
|
|
|
out->wscript, |
|
|
|
revocation_privkey, |
|
|
|
&keyset->self_revocation_key); |
|
|
|
&keyset->self_revocation_key, |
|
|
|
&tx_type); |
|
|
|
|
|
|
|
propose_resolution(out, tx, 0, OUR_PENALTY_TX); |
|
|
|
propose_resolution(out, tx, 0, tx_type); |
|
|
|
} |
|
|
|
|
|
|
|
/* BOLT #5:
|
|
|
|