@ -124,6 +124,13 @@ struct tracked_output {
struct sha256 payment_hash ;
} ;
/* helper to compare output script with our tal'd script */
static bool wally_tx_output_scripteq ( const struct wally_tx_output * out ,
const u8 * script )
{
return memeq ( out - > script , out - > script_len , script , tal_bytelen ( script ) ) ;
}
static void send_coin_mvt ( struct chain_coin_mvt * mvt TAKES )
{
wire_sync_write ( REQ_FD ,
@ -983,7 +990,8 @@ static void unknown_spend(struct tracked_output *out,
& tx_parts - > txid ) ) ;
}
static u64 unmask_commit_number ( const struct bitcoin_tx * tx ,
static u64 unmask_commit_number ( const struct tx_parts * tx ,
uint32_t locktime ,
enum side opener ,
const struct pubkey * local_payment_basepoint ,
const struct pubkey * remote_payment_basepoint )
@ -1005,12 +1013,12 @@ static u64 unmask_commit_number(const struct bitcoin_tx *tx,
* . . .
* * ` txin [ 0 ] ` sequence : upper 8 bits are 0x80 , lower 24 bits are upper 24 bits of the obscured commitment number
*/
return ( ( tx - > wtx - > locktime & 0x00FFFFFF )
| ( tx - > wtx - > inputs [ 0 ] . sequence & ( u64 ) 0x00FFFFFF ) < < 24 )
return ( ( locktime & 0x00FFFFFF )
| ( tx - > inputs [ 0 ] - > sequence & ( u64 ) 0x00FFFFFF ) < < 24 )
^ obscurer ;
}
static bool is_mutual_close ( const struct bitcoin_tx * tx ,
static bool is_mutual_close ( const struct tx_parts * tx ,
const u8 * local_scriptpubkey ,
const u8 * remote_scriptpubkey ,
int * local_outnum )
@ -1019,19 +1027,20 @@ static bool is_mutual_close(const struct bitcoin_tx *tx,
bool local_matched = false , remote_matched = false ;
* local_outnum = - 1 ;
for ( i = 0 ; i < tx - > wtx - > num_outputs ; i + + ) {
const u8 * script = bitcoin_tx_output_get_script ( tmpctx , tx , i ) ;
for ( i = 0 ; i < tal_count ( tx - > outputs ) ; i + + ) {
/* To be paranoid, we only let each one match once. */
if ( chainparams - > is_elements & &
( script = = NULL | | tal_bytelen ( script ) = = 0 ) ) {
tx - > outputs [ i ] - > script_len = = 0 ) {
/* This is a fee output, ignore please */
continue ;
} else if ( scripteq ( script , local_scriptpubkey )
& & ! local_matched ) {
} else if ( wally_tx_output_scripteq ( tx - > outputs [ i ] ,
local_scriptpubkey )
& & ! local_matched ) {
* local_outnum = i ;
local_matched = true ;
} else if ( scripteq ( script , remote_scriptpubkey )
& & ! remote_matched )
} else if ( wally_tx_output_scripteq ( tx - > outputs [ i ] ,
remote_scriptpubkey )
& & ! remote_matched )
remote_matched = true ;
else
return false ;
@ -1815,9 +1824,8 @@ static void init_reply(const char *what)
peer_billboard ( true , what ) ;
}
static void handle_mutual_close ( const struct bitcoin_txid * txid ,
struct tracked_output * * outs ,
const struct bitcoin_tx * tx ,
static void handle_mutual_close ( struct tracked_output * * outs ,
const struct tx_parts * tx ,
u32 tx_blockheight ,
int our_outnum ,
bool is_replay )
@ -1827,7 +1835,7 @@ static void handle_mutual_close(const struct bitcoin_txid *txid,
/* Annotate the first input as close. We can currently only have a
* single input for these . */
onchain_annotate_txin ( txid , 0 , TX_CHANNEL_CLOSE ) ;
onchain_annotate_txin ( & tx - > txid , 0 , TX_CHANNEL_CLOSE ) ;
/* BOLT #5:
*
@ -1836,19 +1844,19 @@ static void handle_mutual_close(const struct bitcoin_txid *txid,
* In the case of a mutual close , a node need not do anything else , as it has
* already agreed to the output , which is sent to its specified ` scriptpubkey `
*/
resolved_by_other ( outs [ 0 ] , txid , MUTUAL_CLOSE ) ;
resolved_by_other ( outs [ 0 ] , & tx - > txid , MUTUAL_CLOSE ) ;
if ( ! is_replay ) {
/* It's possible there's no to_us output */
if ( our_outnum > - 1 ) {
struct amount_asset asset ;
asset = bitcoin_tx_output_get_amount ( tx , our_outnum ) ;
asset = wally_tx_output_get_amount ( tx - > outputs [ our_outnum ] ) ;
assert ( amount_asset_is_main ( & asset ) ) ;
our_out = amount_asset_to_sat ( & asset ) ;
} else
our_out = AMOUNT_SAT ( 0 ) ;
record_mutual_closure ( txid , tx_blockheight ,
record_mutual_closure ( & tx - > txid , tx_blockheight ,
our_out , our_outnum ) ;
}
@ -2061,15 +2069,14 @@ static size_t resolve_their_htlc(struct tracked_output *out,
/* Return tal_arr of htlc indexes. */
static const size_t * match_htlc_output ( const tal_t * ctx ,
const struct bitcoin_tx * tx ,
unsigned int outnum ,
u8 * * htlc_scripts )
const struct wally_tx_output * out ,
u8 * * htlc_scripts )
{
size_t * matches = tal_arr ( ctx , size_t , 0 ) ;
const u8 * script = bitcoin_tx_output_get_script ( tmpctx , tx , outnum ) ;
const u8 * script = tal_dup_arr ( tmpctx , u8 , out - > script , out - > script_len ,
0 ) ;
/* Must be a p2wsh output */
if ( script = = NULL | | ! is_p2wsh ( script , NULL ) )
if ( ! is_p2wsh ( script , NULL ) )
return matches ;
for ( size_t i = 0 ; i < tal_count ( htlc_scripts ) ; i + + ) {
@ -2122,9 +2129,8 @@ static void note_missing_htlcs(u8 **htlc_scripts,
}
}
static void handle_our_unilateral ( const struct bitcoin_tx * tx ,
static void handle_our_unilateral ( const struct tx_parts * tx ,
u32 tx_blockheight ,
const struct bitcoin_txid * txid ,
const struct basepoints basepoints [ NUM_SIDES ] ,
const struct htlc_stub * htlcs ,
const bool * tell_if_missing ,
@ -2141,14 +2147,14 @@ static void handle_our_unilateral(const struct bitcoin_tx *tx,
struct amount_sat their_outs = AMOUNT_SAT ( 0 ) , our_outs = AMOUNT_SAT ( 0 ) ;
init_reply ( " Tracking our own unilateral close " ) ;
onchain_annotate_txin ( txid , 0 , TX_CHANNEL_UNILATERAL ) ;
onchain_annotate_txin ( & tx - > txid , 0 , TX_CHANNEL_UNILATERAL ) ;
/* BOLT #5:
*
* In this case , a node discovers its * local commitment transaction * ,
* which * resolves * the funding transaction output .
*/
resolved_by_other ( outs [ 0 ] , txid , OUR_UNILATERAL ) ;
resolved_by_other ( outs [ 0 ] , & tx - > txid , OUR_UNILATERAL ) ;
/* Figure out what delayed to-us output looks like */
hsm_get_per_commitment_point ( & local_per_commitment_point ) ;
@ -2203,40 +2209,40 @@ static void handle_our_unilateral(const struct bitcoin_tx *tx,
status_debug ( " Script to-them: %s " ,
tal_hex ( tmpctx , script [ REMOTE ] ) ) ;
for ( i = 0 ; i < tx - > wtx - > num_outputs ; i + + ) {
const u8 * script = bitcoin_tx_output_get_script ( tmpctx , tx , i ) ;
if ( script = = NULL )
for ( i = 0 ; i < tal_count ( tx - > outputs ) ; i + + ) {
if ( tx - > outputs [ i ] - > script = = NULL )
continue ;
status_debug ( " Output %zu: %s " , i ,
tal_hex ( tmpctx , script ) ) ;
tal_hexstr ( tmpctx , tx - > outputs [ i ] - > script ,
tx - > outputs [ i ] - > script_len ) ) ;
}
for ( i = 0 ; i < tx - > wtx - > num_outputs ; i + + ) {
for ( i = 0 ; i < tal_count ( tx - > outputs ) ; i + + ) {
struct tracked_output * out ;
const size_t * matches ;
size_t which_htlc ;
const u8 * oscript = bitcoin_tx_output_get_script ( tmpctx , tx , i ) ;
struct amount_asset asset = bitcoin_tx_output_get_amount ( tx , i ) ;
struct amount_asset asset = wally_tx_output_get_amount ( tx - > outputs [ i ] ) ;
struct amount_sat amt ;
assert ( amount_asset_is_main ( & asset ) ) ;
amt = amount_asset_to_sat ( & asset ) ;
if ( chainparams - > is_elements & &
( oscript = = NULL | | tal_bytelen ( oscript ) = = 0 ) ) {
if ( chainparams - > is_elements
& & tx - > outputs [ i ] - > script_len = = 0 ) {
status_debug ( " OUTPUT %zu is a fee output " , i ) ;
/* An empty script simply means that that this is a
* fee output . */
out = new_tracked_output ( & outs ,
txid , tx_blockheight ,
& tx - > txid , tx_blockheight ,
OUR_UNILATERAL , i ,
amt ,
ELEMENTS_FEE ,
NULL , NULL , NULL ) ;
ignore_output ( out ) ;
continue ;
} else if ( script [ LOCAL ]
& & scripteq ( oscript , script [ LOCAL ] ) ) {
} else if ( script [ LOCAL ]
& & wally_tx_output_scripteq ( tx - > outputs [ i ] ,
script [ LOCAL ] ) ) {
struct bitcoin_tx * to_us ;
enum tx_type tx_type = OUR_DELAYED_RETURN_TO_WALLET ;
@ -2252,7 +2258,7 @@ static void handle_our_unilateral(const struct bitcoin_tx *tx,
* node ' s ` to_self_delay ` field ) before spending
* the output .
*/
out = new_tracked_output ( & outs , txid , tx_blockheight ,
out = new_tracked_output ( & outs , & tx - > txid , tx_blockheight ,
OUR_UNILATERAL , i ,
amt ,
DELAYED_OUTPUT_TO_US ,
@ -2284,7 +2290,8 @@ static void handle_our_unilateral(const struct bitcoin_tx *tx,
continue ;
}
if ( script [ REMOTE ]
& & scripteq ( oscript , script [ REMOTE ] ) ) {
& & wally_tx_output_scripteq ( tx - > outputs [ i ] ,
script [ REMOTE ] ) ) {
/* BOLT #5:
*
* - MAY ignore the ` to_remote ` output .
@ -2292,7 +2299,7 @@ static void handle_our_unilateral(const struct bitcoin_tx *tx,
* node , as ` to_remote ` is considered * resolved *
* by the commitment transaction itself .
*/
out = new_tracked_output ( & outs , txid , tx_blockheight ,
out = new_tracked_output ( & outs , & tx - > txid , tx_blockheight ,
OUR_UNILATERAL , i ,
amt ,
OUTPUT_TO_THEM ,
@ -2303,10 +2310,10 @@ static void handle_our_unilateral(const struct bitcoin_tx *tx,
continue ;
}
matches = match_htlc_output ( tmpctx , tx , i , htlc_scripts ) ;
matches = match_htlc_output ( tmpctx , tx - > outputs [ i ] , htlc_scripts ) ;
/* FIXME: limp along when this happens! */
if ( tal_count ( matches ) = = 0 ) {
onchain_annotate_txout ( txid , i , TX_CHANNEL_PENALTY | TX_THEIRS ) ;
onchain_annotate_txout ( & tx - > txid , i , TX_CHANNEL_PENALTY | TX_THEIRS ) ;
status_failed ( STATUS_FAIL_INTERNAL_ERROR ,
" Could not find resolution for output %zu " ,
i ) ;
@ -2319,7 +2326,7 @@ static void handle_our_unilateral(const struct bitcoin_tx *tx,
* in [ HTLC Output Handling : Local Commitment ,
* Local Offers ]
*/
out = new_tracked_output ( & outs , txid ,
out = new_tracked_output ( & outs , & tx - > txid ,
tx_blockheight ,
OUR_UNILATERAL , i ,
amt ,
@ -2333,7 +2340,7 @@ static void handle_our_unilateral(const struct bitcoin_tx *tx,
is_replay ) ;
add_amt ( & our_outs , amt ) ;
} else {
out = new_tracked_output ( & outs , txid ,
out = new_tracked_output ( & outs , & tx - > txid ,
tx_blockheight ,
OUR_UNILATERAL , i ,
amt ,
@ -2365,7 +2372,7 @@ static void handle_our_unilateral(const struct bitcoin_tx *tx,
note_missing_htlcs ( htlc_scripts , htlcs ,
tell_if_missing , tell_immediately ) ;
if ( ! is_replay )
record_chain_fees_unilateral ( txid , tx_blockheight ,
record_chain_fees_unilateral ( & tx - > txid , tx_blockheight ,
outs [ 0 ] - > sat ,
their_outs , our_outs ) ;
@ -2420,15 +2427,14 @@ static void steal_htlc(struct tracked_output *out, bool is_replay)
/* Tell wallet that we have discovered a UTXO from a to-remote output,
* which it can spend with a little additional info we give here . */
static void tell_wallet_to_remote ( const struct bitcoin_tx * tx ,
static void tell_wallet_to_remote ( const struct tx_parts * tx ,
unsigned int outnum ,
const struct bitcoin_txid * txid ,
u32 tx_blockheight ,
const u8 * scriptpubkey ,
const struct pubkey * per_commit_point ,
bool option_static_remotekey )
{
struct amount_asset asset = bitcoin_tx_output_get_amount ( tx , outnum ) ;
struct amount_asset asset = wally_tx_output_get_amount ( tx - > outputs [ outnum ] ) ;
struct amount_sat amt ;
assert ( amount_asset_is_main ( & asset ) ) ;
@ -2440,7 +2446,7 @@ static void tell_wallet_to_remote(const struct bitcoin_tx *tx,
per_commit_point = NULL ;
wire_sync_write ( REQ_FD ,
take ( towire_onchain_add_utxo ( NULL , txid , outnum ,
take ( towire_onchain_add_utxo ( NULL , & tx - > txid , outnum ,
per_commit_point ,
amt ,
tx_blockheight ,
@ -2485,8 +2491,7 @@ static void update_ledger_cheat(const struct bitcoin_txid *txid,
* one ) , the other node in the channel can use its revocation private key to
* claim all the funds from the channel ' s original funding transaction .
*/
static void handle_their_cheat ( const struct bitcoin_tx * tx ,
const struct bitcoin_txid * txid ,
static void handle_their_cheat ( const struct tx_parts * tx ,
u32 tx_blockheight ,
const struct secret * revocation_preimage ,
const struct basepoints basepoints [ NUM_SIDES ] ,
@ -2508,17 +2513,17 @@ static void handle_their_cheat(const struct bitcoin_tx *tx,
init_reply ( " Tracking their illegal close: taking all funds " ) ;
onchain_annotate_txin (
txid , 0 , TX_CHANNEL_UNILATERAL | TX_CHANNEL_CHEAT | TX_THEIRS ) ;
& tx - > txid , 0 , TX_CHANNEL_UNILATERAL | TX_CHANNEL_CHEAT | TX_THEIRS ) ;
if ( ! is_replay )
update_ledger_cheat ( txid , tx_blockheight , outs [ 0 ] ) ;
update_ledger_cheat ( & tx - > txid , tx_blockheight , outs [ 0 ] ) ;
/* BOLT #5:
*
* Once a node discovers a commitment transaction for which * it * has a
* revocation private key , the funding transaction output is * resolved * .
*/
resolved_by_other ( outs [ 0 ] , txid , THEIR_REVOKED_UNILATERAL ) ;
resolved_by_other ( outs [ 0 ] , & tx - > txid , THEIR_REVOKED_UNILATERAL ) ;
/* FIXME: Types. */
BUILD_ASSERT ( sizeof ( struct secret ) = = sizeof ( * revocation_preimage ) ) ;
@ -2610,28 +2615,28 @@ static void handle_their_cheat(const struct bitcoin_tx *tx,
status_debug ( " Script to-me: %s " ,
tal_hex ( tmpctx , script [ LOCAL ] ) ) ;
for ( i = 0 ; i < tx - > wtx - > num_outputs ; i + + ) {
const u8 * script = bitcoin_tx_output_get_script ( tmpctx , tx , i ) ;
if ( script = = NULL )
for ( i = 0 ; i < tal_count ( tx - > outputs ) ; i + + ) {
if ( tx - > outputs [ i ] - > script_len = = 0 )
continue ;
status_debug ( " Output %zu: %s " , i , tal_hex ( tmpctx , script ) ) ;
status_debug ( " Output %zu: %s " ,
i , tal_hexstr ( tmpctx , tx - > outputs [ i ] - > script ,
tx - > outputs [ i ] - > script_len ) ) ;
}
for ( i = 0 ; i < tx - > wtx - > num_outputs ; i + + ) {
for ( i = 0 ; i < tal_count ( tx - > outputs ) ; i + + ) {
struct tracked_output * out ;
const size_t * matches ;
size_t which_htlc ;
const u8 * oscript = bitcoin_tx_output_get_script ( tmpctx , tx , i ) ;
struct amount_asset asset = bitcoin_tx_output_get_amount ( tx , i ) ;
struct amount_asset asset = wally_tx_output_get_amount ( tx - > outputs [ i ] ) ;
struct amount_sat amt ;
assert ( amount_asset_is_main ( & asset ) ) ;
amt = amount_asset_to_sat ( & asset ) ;
if ( chainparams - > is_elements & &
( oscript = = NULL | | tal_bytelen ( oscript ) = = 0 ) ) {
if ( chainparams - > is_elements
& & tx - > outputs [ i ] - > script_len = = 0 ) {
/* An empty script simply means that that this is a
* fee output . */
out = new_tracked_output ( & outs , txid , tx_blockheight ,
out = new_tracked_output ( & outs , & tx - > txid , tx_blockheight ,
THEIR_REVOKED_UNILATERAL , i ,
amt ,
ELEMENTS_FEE ,
@ -2641,7 +2646,8 @@ static void handle_their_cheat(const struct bitcoin_tx *tx,
}
if ( script [ LOCAL ]
& & scripteq ( oscript , script [ LOCAL ] ) ) {
& & wally_tx_output_scripteq ( tx - > outputs [ i ] ,
script [ LOCAL ] ) ) {
/* BOLT #5:
*
* - MAY take no action regarding the _local node ' s
@ -2650,16 +2656,16 @@ static void handle_their_cheat(const struct bitcoin_tx *tx,
* - Note : this output is considered * resolved * by
* the commitment transaction itself .
*/
out = new_tracked_output ( & outs , txid , tx_blockheight ,
out = new_tracked_output ( & outs , & tx - > txid , tx_blockheight ,
THEIR_REVOKED_UNILATERAL ,
i , amt ,
OUTPUT_TO_US , NULL , NULL , NULL ) ;
ignore_output ( out ) ;
if ( ! is_replay )
record_channel_withdrawal ( txid , tx_blockheight , out ) ;
record_channel_withdrawal ( & tx - > txid , tx_blockheight , out ) ;
tell_wallet_to_remote ( tx , i , txid ,
tell_wallet_to_remote ( tx , i ,
tx_blockheight ,
script [ LOCAL ] ,
remote_per_commitment_point ,
@ -2669,13 +2675,14 @@ static void handle_their_cheat(const struct bitcoin_tx *tx,
continue ;
}
if ( script [ REMOTE ]
& & scripteq ( oscript , script [ REMOTE ] ) ) {
& & wally_tx_output_scripteq ( tx - > outputs [ i ] ,
script [ REMOTE ] ) ) {
/* BOLT #5:
*
* - MUST * resolve * the _remote node ' s main output_ by
* spending it using the revocation private key .
*/
out = new_tracked_output ( & outs , txid , tx_blockheight ,
out = new_tracked_output ( & outs , & tx - > txid , tx_blockheight ,
THEIR_REVOKED_UNILATERAL , i ,
amt ,
DELAYED_CHEAT_OUTPUT_TO_THEM ,
@ -2686,7 +2693,7 @@ static void handle_their_cheat(const struct bitcoin_tx *tx,
continue ;
}
matches = match_htlc_output ( tmpctx , tx , i , htlc_scripts ) ;
matches = match_htlc_output ( tmpctx , tx - > outputs [ i ] , htlc_scripts ) ;
if ( tal_count ( matches ) = = 0 )
status_failed ( STATUS_FAIL_INTERNAL_ERROR ,
" Could not find resolution for output %zu " ,
@ -2703,7 +2710,7 @@ static void handle_their_cheat(const struct bitcoin_tx *tx,
* * spend the * commitment tx * once the HTLC timeout has passed .
* * spend the * HTLC - success tx * , if the remote node has published it .
*/
out = new_tracked_output ( & outs , txid ,
out = new_tracked_output ( & outs , & tx - > txid ,
tx_blockheight ,
THEIR_REVOKED_UNILATERAL , i ,
amt ,
@ -2714,7 +2721,7 @@ static void handle_their_cheat(const struct bitcoin_tx *tx,
steal_htlc ( out , is_replay ) ;
add_amt ( & total_outs , amt ) ;
} else {
out = new_tracked_output ( & outs , txid ,
out = new_tracked_output ( & outs , & tx - > txid ,
tx_blockheight ,
THEIR_REVOKED_UNILATERAL , i ,
amt ,
@ -2745,14 +2752,13 @@ static void handle_their_cheat(const struct bitcoin_tx *tx,
type_to_string ( tmpctx , struct amount_sat , & fee_cost ) ) ;
if ( ! is_replay )
update_ledger_chain_fees ( txid , tx_blockheight , fee_cost ) ;
update_ledger_chain_fees ( & tx - > txid , tx_blockheight , fee_cost ) ;
wait_for_resolved ( outs ) ;
}
static void handle_their_unilateral ( const struct bitcoin_tx * tx ,
static void handle_their_unilateral ( const struct tx_parts * tx ,
u32 tx_blockheight ,
const struct bitcoin_txid * txid ,
const struct pubkey * this_remote_per_commitment_point ,
const struct basepoints basepoints [ NUM_SIDES ] ,
const struct htlc_stub * htlcs ,
@ -2768,7 +2774,7 @@ static void handle_their_unilateral(const struct bitcoin_tx *tx,
struct amount_sat their_outs = AMOUNT_SAT ( 0 ) , our_outs = AMOUNT_SAT ( 0 ) ;
init_reply ( " Tracking their unilateral close " ) ;
onchain_annotate_txin ( txid , 0 , TX_CHANNEL_UNILATERAL | TX_THEIRS ) ;
onchain_annotate_txin ( & tx - > txid , 0 , TX_CHANNEL_UNILATERAL | TX_THEIRS ) ;
/* HSM can't derive this. */
remote_per_commitment_point = this_remote_per_commitment_point ;
@ -2785,7 +2791,7 @@ static void handle_their_unilateral(const struct bitcoin_tx *tx,
* discovers its local commitment transaction ( see [ Unilateral Close
* Handling : Local Commitment Transaction ]
*/
resolved_by_other ( outs [ 0 ] , txid , THEIR_UNILATERAL ) ;
resolved_by_other ( outs [ 0 ] , & tx - > txid , THEIR_UNILATERAL ) ;
status_debug ( " Deriving keyset % " PRIu64
" : per_commit_point=%s "
@ -2861,35 +2867,37 @@ static void handle_their_unilateral(const struct bitcoin_tx *tx,
status_debug ( " Script to-me: %s " ,
tal_hex ( tmpctx , script [ LOCAL ] ) ) ;
for ( i = 0 ; i < tx - > wtx - > num_outputs ; i + + ) {
const u8 * script = bitcoin_tx_output_get_script ( tmpctx , tx , i ) ;
if ( script = = NULL )
for ( i = 0 ; i < tal_count ( tx - > outputs ) ; i + + ) {
if ( tx - > outputs [ i ] - > script_len = = 0 )
continue ;
status_debug ( " Output %zu: %s " , i , tal_hex ( tmpctx , script ) ) ;
status_debug ( " Output %zu: %s " ,
i , tal_hexstr ( tmpctx , tx - > outputs [ i ] - > script ,
tx - > outputs [ i ] - > script_len ) ) ;
}
for ( i = 0 ; i < tx - > wtx - > num_outputs ; i + + ) {
for ( i = 0 ; i < tal_count ( tx - > outputs ) ; i + + ) {
struct tracked_output * out ;
const size_t * matches ;
size_t which_htlc ;
const u8 * oscript = bitcoin_tx_output_get_script ( tmpctx , tx , i ) ;
struct amount_asset asset = bitcoin_tx_output_get_amount ( tx , i ) ;
struct amount_asset asset = wally_tx_output_get_amount ( tx - > outputs [ i ] ) ;
struct amount_sat amt ;
assert ( amount_asset_is_main ( & asset ) ) ;
amt = amount_asset_to_sat ( & asset ) ;
if ( chainparams - > is_elements & &
( oscript = = NULL | | tal_bytelen ( oscript ) = = 0 ) ) {
tx - > outputs [ i ] - > script_len = = 0 ) {
/* An empty script simply means that that this is a
* fee output . */
out = new_tracked_output ( & outs , txid , tx_blockheight ,
out = new_tracked_output ( & outs , & tx - > txid , tx_blockheight ,
THEIR_UNILATERAL , i ,
amt ,
ELEMENTS_FEE ,
NULL , NULL , NULL ) ;
ignore_output ( out ) ;
continue ;
} else if ( script [ LOCAL ] & & scripteq ( oscript , script [ LOCAL ] ) ) {
} else if ( script [ LOCAL ]
& & wally_tx_output_scripteq ( tx - > outputs [ i ] ,
script [ LOCAL ] ) ) {
/* BOLT #5:
*
* - MAY take no action in regard to the associated
@ -2898,16 +2906,16 @@ static void handle_their_unilateral(const struct bitcoin_tx *tx,
* - Note : ` to_remote ` is considered * resolved * by the
* commitment transaction itself .
*/
out = new_tracked_output ( & outs , txid , tx_blockheight ,
out = new_tracked_output ( & outs , & tx - > txid , tx_blockheight ,
THEIR_UNILATERAL ,
i , amt ,
OUTPUT_TO_US , NULL , NULL , NULL ) ;
ignore_output ( out ) ;
if ( ! is_replay )
record_channel_withdrawal ( txid , tx_blockheight , out ) ;
record_channel_withdrawal ( & tx - > txid , tx_blockheight , out ) ;
tell_wallet_to_remote ( tx , i , txid ,
tell_wallet_to_remote ( tx , i ,
tx_blockheight ,
script [ LOCAL ] ,
remote_per_commitment_point ,
@ -2917,7 +2925,8 @@ static void handle_their_unilateral(const struct bitcoin_tx *tx,
continue ;
}
if ( script [ REMOTE ]
& & scripteq ( oscript , script [ REMOTE ] ) ) {
& & wally_tx_output_scripteq ( tx - > outputs [ i ] ,
script [ REMOTE ] ) ) {
/* BOLT #5:
*
* - MAY take no action in regard to the associated
@ -2926,7 +2935,7 @@ static void handle_their_unilateral(const struct bitcoin_tx *tx,
* - Note : ` to_local ` is considered * resolved * by the
* commitment transaction itself .
*/
out = new_tracked_output ( & outs , txid , tx_blockheight ,
out = new_tracked_output ( & outs , & tx - > txid , tx_blockheight ,
THEIR_UNILATERAL , i ,
amt ,
DELAYED_OUTPUT_TO_THEM ,
@ -2936,7 +2945,7 @@ static void handle_their_unilateral(const struct bitcoin_tx *tx,
continue ;
}
matches = match_htlc_output ( tmpctx , tx , i , htlc_scripts ) ;
matches = match_htlc_output ( tmpctx , tx - > outputs [ i ] , htlc_scripts ) ;
if ( tal_count ( matches ) = = 0 )
status_failed ( STATUS_FAIL_INTERNAL_ERROR ,
" Could not find resolution for output %zu " ,
@ -2949,7 +2958,7 @@ static void handle_their_unilateral(const struct bitcoin_tx *tx,
* [ HTLC Output Handling : Remote Commitment ,
* Local Offers ]
*/
out = new_tracked_output ( & outs , txid ,
out = new_tracked_output ( & outs , & tx - > txid ,
tx_blockheight ,
THEIR_UNILATERAL , i ,
amt ,
@ -2963,7 +2972,7 @@ static void handle_their_unilateral(const struct bitcoin_tx *tx,
is_replay ) ;
add_amt ( & our_outs , amt ) ;
} else {
out = new_tracked_output ( & outs , txid ,
out = new_tracked_output ( & outs , & tx - > txid ,
tx_blockheight ,
THEIR_UNILATERAL , i ,
amt ,
@ -2989,7 +2998,7 @@ static void handle_their_unilateral(const struct bitcoin_tx *tx,
tell_if_missing , tell_immediately ) ;
if ( ! is_replay )
record_chain_fees_unilateral ( txid , tx_blockheight ,
record_chain_fees_unilateral ( & tx - > txid , tx_blockheight ,
outs [ 0 ] - > sat ,
their_outs , our_outs ) ;
@ -3032,10 +3041,9 @@ static void update_ledger_unknown(const struct bitcoin_txid *txid,
blockheight , diff , is_credit ) ) ) ;
}
static void handle_unknown_commitment ( const struct bitcoin_tx * tx ,
static void handle_unknown_commitment ( const struct tx_parts * tx ,
u32 tx_blockheight ,
u64 commit_num ,
const struct bitcoin_txid * txid ,
const struct pubkey * possible_remote_per_commitment_point ,
const struct basepoints basepoints [ NUM_SIDES ] ,
const struct htlc_stub * htlcs ,
@ -3047,9 +3055,9 @@ static void handle_unknown_commitment(const struct bitcoin_tx *tx,
u8 * local_script ;
struct amount_sat amt_salvaged = AMOUNT_SAT ( 0 ) ;
onchain_annotate_txin ( txid , 0 , TX_CHANNEL_UNILATERAL | TX_THEIRS ) ;
onchain_annotate_txin ( & tx - > txid , 0 , TX_CHANNEL_UNILATERAL | TX_THEIRS ) ;
resolved_by_other ( outs [ 0 ] , txid , UNKNOWN_UNILATERAL ) ;
resolved_by_other ( outs [ 0 ] , & tx - > txid , UNKNOWN_UNILATERAL ) ;
/* If they don't give us a per-commitment point and we rotate keys,
* we ' re out of luck . */
@ -3086,16 +3094,16 @@ static void handle_unknown_commitment(const struct bitcoin_tx *tx,
& basepoints [ LOCAL ] . payment ) ;
}
for ( size_t i = 0 ; i < tx - > wtx - > num_outputs ; i + + ) {
for ( size_t i = 0 ; i < tal_count ( tx - > outputs ) ; i + + ) {
struct tracked_output * out ;
const u8 * oscript = bitcoin_tx_output_get_script ( tmpctx , tx , i ) ;
struct amount_asset asset = bitcoin_tx_output_get_amount ( tx , i ) ;
struct amount_asset asset = wally_tx_output_get_amount ( tx - > outputs [ i ] ) ;
struct amount_sat amt ;
assert ( amount_asset_is_main ( & asset ) ) ;
amt = amount_asset_to_sat ( & asset ) ;
if ( oscript ! = NULL & & local_script
& & scripteq ( oscript , local_script ) ) {
if ( local_script
& & wally_tx_output_scripteq ( tx - > outputs [ i ] ,
local_script ) ) {
/* BOLT #5:
*
* - MAY take no action in regard to the associated
@ -3104,18 +3112,18 @@ static void handle_unknown_commitment(const struct bitcoin_tx *tx,
* - Note : ` to_remote ` is considered * resolved * by the
* commitment transaction itself .
*/
out = new_tracked_output ( & outs , txid , tx_blockheight ,
out = new_tracked_output ( & outs , & tx - > txid , tx_blockheight ,
UNKNOWN_UNILATERAL ,
i , amt ,
OUTPUT_TO_US , NULL , NULL , NULL ) ;
ignore_output ( out ) ;
if ( ! is_replay )
record_channel_withdrawal ( txid , tx_blockheight , out ) ;
record_channel_withdrawal ( & tx - > txid , tx_blockheight , out ) ;
add_amt ( & amt_salvaged , amt ) ;
tell_wallet_to_remote ( tx , i , txid ,
tell_wallet_to_remote ( tx , i ,
tx_blockheight ,
local_script ,
possible_remote_per_commitment_point ,
@ -3140,7 +3148,7 @@ search_done:
/* update our accounting notions for this channel.
* should result in a channel balance of zero */
if ( ! is_replay )
update_ledger_unknown ( txid , tx_blockheight , amt_salvaged ) ;
update_ledger_unknown ( & tx - > txid , tx_blockheight , amt_salvaged ) ;
/* Tell master to give up on HTLCs immediately. */
for ( size_t i = 0 ; i < tal_count ( htlcs ) ; i + + ) {
@ -3166,16 +3174,16 @@ int main(int argc, char *argv[])
enum side opener ;
struct basepoints basepoints [ NUM_SIDES ] ;
struct shachain shachain ;
struct bitcoin_tx * tx ;
struct tx_parts * tx ;
struct tracked_output * * outs ;
struct bitcoin_txid our_broadcast_txid , txid , t mptxid ;
struct bitcoin_txid our_broadcast_txid , tmptxid ;
secp256k1_ecdsa_signature * remote_htlc_sigs ;
struct amount_sat funding ;
u64 num_htlcs ;
u8 * scriptpubkey [ NUM_SIDES ] ;
struct htlc_stub * htlcs ;
bool * tell_if_missing , * tell_immediately ;
u32 tx_blockheight ;
u32 locktime , tx_blockheight ;
struct pubkey * possible_remote_per_commitment_point ;
int mutual_outnum ;
bool open_is_replay ;
@ -3208,6 +3216,7 @@ int main(int argc, char *argv[])
& basepoints [ LOCAL ] ,
& basepoints [ REMOTE ] ,
& tx ,
& locktime ,
& tx_blockheight ,
& reasonable_depth ,
& remote_htlc_sigs ,
@ -3220,12 +3229,9 @@ int main(int argc, char *argv[])
master_badmsg ( WIRE_ONCHAIN_INIT , msg ) ;
}
tx - > chainparams = chainparams ;
status_debug ( " delayed_to_us_feerate = %u, htlc_feerate = %u, "
" penalty_feerate = %u " , delayed_to_us_feerate ,
htlc_feerate , penalty_feerate ) ;
bitcoin_txid ( tx , & txid ) ;
/* We need to keep tx around, but there's only one: not really a leak */
tal_steal ( ctx , notleak ( tx ) ) ;
@ -3246,11 +3252,11 @@ int main(int argc, char *argv[])
}
outs = tal_arr ( ctx , struct tracked_output * , 0 ) ;
bitcoin_tx_input_get_txid ( tx , 0 , & tmptxid ) ;
wally_tx_input_get_txid ( tx - > inputs [ 0 ] , & tmptxid ) ;
new_tracked_output ( & outs , & tmptxid ,
0 , /* We don't care about funding blockheight */
FUNDING_TRANSACTION ,
tx - > wtx - > inputs [ 0 ] . index ,
tx - > inputs [ 0 ] - > index ,
funding ,
FUNDING_OUTPUT , NULL , NULL , NULL ) ;
@ -3272,7 +3278,7 @@ int main(int argc, char *argv[])
* [ BOLT # 2 : Channel Close ] ( 02 - peer - protocol . md # channel - close ) ) .
*/
if ( is_mutual_close ( tx , scriptpubkey [ LOCAL ] , scriptpubkey [ REMOTE ] , & mutual_outnum ) )
handle_mutual_close ( & txid , outs , tx ,
handle_mutual_close ( outs , tx ,
tx_blockheight , mutual_outnum , open_is_replay ) ;
else {
/* BOLT #5:
@ -3283,7 +3289,7 @@ int main(int argc, char *argv[])
* * latest commitment transaction * .
*/
struct secret revocation_preimage ;
commit_num = unmask_commit_number ( tx , opener ,
commit_num = unmask_commit_number ( tx , locktime , opener ,
& basepoints [ LOCAL ] . payment ,
& basepoints [ REMOTE ] . payment ) ;
@ -3291,8 +3297,8 @@ int main(int argc, char *argv[])
" , revocations_received = % " PRIu64 ,
commit_num , revocations_received ( & shachain ) ) ;
if ( is_local_commitment ( & txid , & our_broadcast_txid ) )
handle_our_unilateral ( tx , tx_blockheight , & txid ,
if ( is_local_commitment ( & tx - > tx id, & our_broadcast_txid ) )
handle_our_unilateral ( tx , tx_blockheight ,
basepoints ,
htlcs ,
tell_if_missing , tell_immediately ,
@ -3308,7 +3314,7 @@ int main(int argc, char *argv[])
*/
else if ( shachain_get_secret ( & shachain , commit_num ,
& revocation_preimage ) ) {
handle_their_cheat ( tx , & txid ,
handle_their_cheat ( tx ,
tx_blockheight ,
& revocation_preimage ,
basepoints ,
@ -3328,7 +3334,6 @@ int main(int argc, char *argv[])
} else if ( commit_num = = revocations_received ( & shachain ) ) {
status_debug ( " Their unilateral tx, old commit point " ) ;
handle_their_unilateral ( tx , tx_blockheight ,
& txid ,
& old_remote_per_commit_point ,
basepoints ,
htlcs ,
@ -3339,7 +3344,6 @@ int main(int argc, char *argv[])
} else if ( commit_num = = revocations_received ( & shachain ) + 1 ) {
status_debug ( " Their unilateral tx, new commit point " ) ;
handle_their_unilateral ( tx , tx_blockheight ,
& txid ,
& remote_per_commit_point ,
basepoints ,
htlcs ,
@ -3350,7 +3354,6 @@ int main(int argc, char *argv[])
} else {
handle_unknown_commitment ( tx , tx_blockheight ,
commit_num ,
& txid ,
possible_remote_per_commitment_point ,
basepoints ,
htlcs ,