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-fix

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This commit is contained in:
Mihailo Milenkovic
2018-09-21 21:01:00 +02:00
parent 7340ace3b1
commit 5628e37d9e
2 changed files with 109 additions and 33 deletions
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140
src/cc/channels.cpp
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@@ -233,7 +233,7 @@ bool ChannelsValidate(struct CCcontract_info *cp,Eval* eval,const CTransaction &
if (hashchain!=genhashchain)
return eval->Invalid("invalid secret for payment, does not reach final hashchain");
else if (tx.vout[0].nValue != param1*payment)
else if (tx.vout[0].nValue != param2*payment)
return eval->Invalid("vout amount does not match numberofpayments*payment");
}
}
@@ -241,15 +241,16 @@ bool ChannelsValidate(struct CCcontract_info *cp,Eval* eval,const CTransaction &
case 'C':
//vin.0: normal input for 2*txfee (normal fee and marker)
//vout.0: CC vout marker to senders pubKey
//vout.1: opreturn - 'C' opentxid senderspubkey receiverspubkey 0 0 0
//vout.1: CC vout marker to receiver pubkey
//vout.2: opreturn - 'C' opentxid senderspubkey receiverspubkey 0 0 0
return eval->Invalid("unexpected ChannelsValidate for channelsclose");
case 'R':
//vin.0: normal input
//vin.1: CC input from channel funding
//vout.0: normal output of CC input to senders pubkey
//vout.0: CC vout marker to senders pubKey
//vout.1: CC vout marker to senders pubKey
//vout.2: opreturn - 'R' opentxid senderspubkey receiverspubkey 0 0 closetxid
return eval->Invalid("unexpected ChannelsValidate for channelsrefund");
//vout.2: normal output of CC input to senders pubkey
//vout.3: opreturn - 'R' opentxid senderspubkey receiverspubkey 0 0 closetxid
break;
}
}
@@ -269,12 +270,13 @@ int64_t AddChannelsInputs(struct CCcontract_info *cp,CMutableTransaction &mtx, C
{
char coinaddr[64]; int64_t param2,totalinputs = 0,numvouts; uint256 txid=zeroid,tmp_txid,hashBlock,param3; CTransaction tx; int32_t funcid,param1;
std::vector<std::pair<CAddressUnspentKey, CAddressUnspentValue> > unspentOutputs;
CPubKey srcpub,destpub;
CPubKey srcpub,destpub,mypk;
uint8_t myprivkey[32];
mypk = pubkey2pk(Mypubkey());
if ((numvouts=openTx.vout.size()) > 0 && DecodeChannelsOpRet(openTx.vout[numvouts-1].scriptPubKey,tmp_txid,srcpub,destpub,param1,param2,param3)=='O')
{
GetCCaddress1of2(cp,coinaddr,srcpub,destpub);
SetCCunspents(unspentOutputs,coinaddr);
}
@@ -288,7 +290,9 @@ int64_t AddChannelsInputs(struct CCcontract_info *cp,CMutableTransaction &mtx, C
{
if ( (int32_t)it->first.index==0 && GetTransaction(it->first.txhash,tx,hashBlock,false) != 0 && (numvouts=tx.vout.size()) > 0)
{
if (DecodeChannelsOpRet(tx.vout[numvouts-1].scriptPubKey,tmp_txid,srcpub,destpub,param1,param2,param3)!=0 && (totalinputs=IsChannelsvout(cp,tx,srcpub,destpub,0))>0)
if (DecodeChannelsOpRet(tx.vout[numvouts-1].scriptPubKey,tmp_txid,srcpub,destpub,param1,param2,param3)!=0 &&
tmp_txid==openTx.GetHash() && (totalinputs=IsChannelsvout(cp,tx,srcpub,destpub,0))>0)
{
txid = it->first.txhash;
break;
@@ -306,12 +310,11 @@ int64_t AddChannelsInputs(struct CCcontract_info *cp,CMutableTransaction &mtx, C
const uint256 &hash = tx.GetHash();
if ((numvouts=txmempool.vout.size()) > 0 &&
(funcid=DecodeChannelsOpRet(txmempool.vout[numvouts-1].scriptPubKey,tmp_txid,srcpub,destpub,param1,param2,param3)) != 0 &&
funcid=='P' && param1 < mindepth)
funcid=='P' && tmp_txid==openTx.GetHash() && param1 < mindepth)
{
txid=hash;
totalinputs=txmempool.vout[0].nValue;
mindepth=param1;
}
}
}
@@ -371,13 +374,11 @@ std::string ChannelPayment(uint64_t txfee,uint256 opentxid,int64_t amount)
if ( txfee == 0 )
txfee = 10000;
mypk = pubkey2pk(Mypubkey());
if (GetTransaction(opentxid,channelOpenTx,hashblock,false) == 0)
{
fprintf(stderr, "invalid channel open txid\n");
return ("");
}
if (AddNormalinputs(mtx,mypk,3*txfee,1) > 0)
{
if ((funds=AddChannelsInputs(cp,mtx,channelOpenTx,prevtxid)) !=0 && (change=funds-amount)>=0)
@@ -402,9 +403,7 @@ std::string ChannelPayment(uint64_t txfee,uint256 opentxid,int64_t amount)
fprintf(stderr,"invalid previous tx\n");
return("");
}
numpayments=amount/payment;
hentropy = DiceHashEntropy(entropy, channelOpenTx.vin[0].prevout.hash);
endiancpy(hash, (uint8_t * ) & hentropy, 32);
for (i = 0; i < prevdepth-numpayments; i++)
@@ -421,12 +420,11 @@ std::string ChannelPayment(uint64_t txfee,uint256 opentxid,int64_t amount)
}
// verify lasttxid and origtxid match and src is me
// also verify hashchain depth and amount, set prevdepth
mtx.vout.push_back(MakeCC1of2vout(EVAL_CHANNELS, change, mypk, destpub));
mtx.vout.push_back(MakeCC1vout(EVAL_CHANNELS,txfee,mypk));
mtx.vout.push_back(MakeCC1vout(EVAL_CHANNELS,txfee,destpub));
mtx.vout.push_back(CTxOut(amount, CScript() << ParseHex(HexStr(destpub)) << OP_CHECKSIG));
return (FinalizeCCTx(0, cp, mtx, mypk, txfee, EncodeChannelsOpRet('P', opentxid, mypk, destpub, prevdepth - numpayments, payment, secret)));
return (FinalizeCCTx(0, cp, mtx, mypk, txfee, EncodeChannelsOpRet('P', opentxid, mypk, destpub, prevdepth-numpayments, numpayments, secret)));
}
else
{
@@ -440,41 +438,103 @@ std::string ChannelPayment(uint64_t txfee,uint256 opentxid,int64_t amount)
std::string ChannelClose(uint64_t txfee,uint256 opentxid)
{
CMutableTransaction mtx; CPubKey mypk; struct CCcontract_info *cp,C;
CMutableTransaction mtx; CPubKey mypk,srcpub,destpub; struct CCcontract_info *cp,C;
CTransaction channelOpenTx;
uint256 hashblock,tmp_txid,param3;
int32_t numvouts,param1;
int64_t param2,funds;
// verify this is one of our outbound channels
cp = CCinit(&C,EVAL_CHANNELS);
if ( txfee == 0 )
txfee = 10000;
mypk = pubkey2pk(Mypubkey());
if ( AddNormalinputs(mtx,mypk,txfee,1) > 0 )
if (GetTransaction(opentxid,channelOpenTx,hashblock,false) == 0)
{
return(FinalizeCCTx(0,cp,mtx,mypk,txfee,EncodeChannelsOpRet('S',opentxid,mypk,mypk,0,0,zeroid)));
fprintf(stderr, "invalid channel open tx\n");
return ("");
}
if ((numvouts=channelOpenTx.vout.size()) < 1 && DecodeChannelsOpRet(channelOpenTx.vout[numvouts-1].scriptPubKey,tmp_txid,srcpub,destpub,param1,param2,param3)!='O')
{
fprintf(stderr, "invalid channel open tx\n");
return ("");
}
if ( AddNormalinputs(mtx,mypk,3*txfee,1) > 0 )
{
mtx.vout.push_back(MakeCC1vout(EVAL_CHANNELS,txfee,mypk));
mtx.vout.push_back(MakeCC1vout(EVAL_CHANNELS,txfee,destpub));
return(FinalizeCCTx(0,cp,mtx,mypk,txfee,EncodeChannelsOpRet('C',opentxid,mypk,destpub,0,0,zeroid)));
}
return("");
}
std::string ChannelRefund(uint64_t txfee,uint256 opentxid,uint256 closetxid)
{
CMutableTransaction mtx; CPubKey mypk; struct CCcontract_info *cp,C; int64_t amount;
CMutableTransaction mtx; CPubKey mypk; struct CCcontract_info *cp,C; int64_t funds,change,payment,param2;
int32_t i,numpayments,numvouts,param1;
uint256 hashchain,hashblock,txid,prevtxid,param3,entropy,hentropy,secret;
CTransaction channelOpenTx,prevTx;
CPubKey srcpub,destpub;
uint8_t funcid,hash[32],hashdest[32];;
// verify stoptxid and origtxid match and are mine
cp = CCinit(&C,EVAL_CHANNELS);
if ( txfee == 0 )
txfee = 10000;
mypk = pubkey2pk(Mypubkey());
if ( AddNormalinputs(mtx,mypk,txfee,1) > 0 )
if (GetTransaction(opentxid,channelOpenTx,hashblock,false) == 0)
{
mtx.vout.push_back(CTxOut(amount,CScript() << ParseHex(HexStr(mypk)) << OP_CHECKSIG));
return(FinalizeCCTx(0,cp,mtx,mypk,txfee,EncodeChannelsOpRet('R',opentxid,mypk,mypk,0,0,closetxid)));
fprintf(stderr, "invalid channel open tx\n");
return ("");
}
if ((numvouts=channelOpenTx.vout.size()) < 1 && DecodeChannelsOpRet(channelOpenTx.vout[numvouts-1].scriptPubKey,txid,srcpub,destpub,numpayments,payment,hashchain)!='O')
{
fprintf(stderr, "invalid channel open tx\n");
return ("");
}
if ( AddNormalinputs(mtx,mypk,3*txfee,1) > 0 )
{
if ((funds=AddChannelsInputs(cp,mtx,channelOpenTx,prevtxid)) !=0)
{
if (GetTransaction(prevtxid,prevTx,hashblock,false) != 0)
{
if ((numvouts=prevTx.vout.size()) > 0 && ((funcid = DecodeChannelsOpRet(prevTx.vout[numvouts-1].scriptPubKey, txid, srcpub, destpub, param1, param2, param3)) != 0) && (funcid == 'P' || funcid=='O'))
{
if (mypk != srcpub)
{
fprintf(stderr,"this channel is not in our ownership\n");
return("");
}
}
hentropy = DiceHashEntropy(entropy, channelOpenTx.vin[0].prevout.hash);
endiancpy(hash, (uint8_t * ) & hentropy, 32);
for (i = 0; i < param1; i++)
{
vcalc_sha256(0, hashdest, hash, 32);
memcpy(hash, hashdest, 32);
}
endiancpy((uint8_t * ) & secret, hashdest, 32);
mtx.vout.push_back(MakeCC1vout(EVAL_CHANNELS,txfee,mypk));
mtx.vout.push_back(MakeCC1vout(EVAL_CHANNELS,txfee,destpub));
mtx.vout.push_back(CTxOut(funds,CScript() << ParseHex(HexStr(mypk)) << OP_CHECKSIG));
return(FinalizeCCTx(0,cp,mtx,mypk,txfee,EncodeChannelsOpRet('R',opentxid,mypk,destpub,numpayments-param1,payment,secret)));
}
}
else
{
fprintf(stderr,"error adding CC inputs\n");
return("");
}
}
return("");
}
UniValue ChannelsInfo()
{
UniValue result(UniValue::VOBJ); CTransaction tx; uint256 txid,hashBlock,hashchain,opentxid; struct CCcontract_info *cp,C; char myCCaddr[64]; int32_t vout,numvouts,numpayments; int64_t nValue,payment; CPubKey srcpub,destpub,mypk;
UniValue result(UniValue::VOBJ); CTransaction tx; uint256 txid,tmp_txid,hashBlock,param3,opentxid,hashchain; struct CCcontract_info *cp,C; char myCCaddr[64],addr[64],str1[100],str2[100]; int32_t vout,numvouts,param1,numpayments; int64_t nValue,param2,payment; CPubKey srcpub,destpub,mypk;
std::vector<std::pair<CAddressIndexKey, CAmount> > txids;
result.push_back(Pair("result","success"));
result.push_back(Pair("name","Channels"));
result.push_back(Pair("name","Channel Info"));
cp = CCinit(&C,EVAL_CHANNELS);
mypk = pubkey2pk(Mypubkey());
GetCCaddress(cp,myCCaddr,mypk);
@@ -485,17 +545,33 @@ UniValue ChannelsInfo()
txid = it->first.txhash;
vout = (int32_t)it->first.index;
nValue = (int64_t)it->second;
if ( (vout == 1 || vout == 2) && nValue == 10000 && GetTransaction(txid,tx,hashBlock,false) != 0 && (numvouts= tx.vout.size()) > 0 )
if ( (vout==0 || vout == 1 || vout == 2) && nValue == 10000 && GetTransaction(txid,tx,hashBlock,false) != 0 && (numvouts= tx.vout.size()) > 0 )
{
if (DecodeChannelsOpRet(tx.vout[numvouts-1].scriptPubKey,opentxid,srcpub,destpub,numpayments,payment,hashchain) == 'O')
if (DecodeChannelsOpRet(tx.vout[numvouts-1].scriptPubKey,opentxid,srcpub,destpub,param1,param2,param3) == 'O')
{
char str[67],str2[67];
fprintf(stderr,"%s %s -> %s %lldsat num.%d of %.8lldsat\n","ChannelOpen",pubkey33_str(str,(uint8_t *)&srcpub),pubkey33_str(str2,(uint8_t *)&destpub),(long long)tx.vout[0].nValue,numpayments,(long long)payment);
GetCCaddress1of2(cp,addr,srcpub,destpub);
sprintf(str1,"Channel - %s",addr);
result.push_back(Pair(str1,"Open"));
}
else if (DecodeChannelsOpRet(tx.vout[numvouts-1].scriptPubKey,opentxid,srcpub,destpub,numpayments,payment,hashchain) == 'P')
else if (DecodeChannelsOpRet(tx.vout[numvouts-1].scriptPubKey,opentxid,srcpub,destpub,param1,param2,param3) == 'P')
{
char str[67],str2[67];
fprintf(stderr,"%s (%s) %s -> %s %lldsat num.%d of %.8lldsat\n","ChannelPayment",opentxid.ToString().c_str(),pubkey33_str(str,(uint8_t *)&srcpub),pubkey33_str(str2,(uint8_t *)&destpub),(long long)tx.vout[0].nValue,numpayments,(long long)payment);
if (GetTransaction(txid,tx,hashBlock,false) != 0 && (numvouts= tx.vout.size()) > 0 && DecodeChannelsOpRet(tx.vout[numvouts-1].scriptPubKey,tmp_txid,srcpub,destpub,numpayments,payment,hashchain) == 'O')
sprintf(str1,"Channel - %s",addr);
sprintf(str2,"Payment -> %s %lld payments of %lld",destpub.GetHash().ToString().c_str(),param2,payment);
result.push_back(Pair(str1,str2));
}
else if (DecodeChannelsOpRet(tx.vout[numvouts-1].scriptPubKey,opentxid,srcpub,destpub,param1,param2,param3) == 'C')
{
GetCCaddress1of2(cp,addr,srcpub,destpub);
sprintf(str1,"Channel - %s",addr);
result.push_back(Pair(str1,"Close"));
}
else if (DecodeChannelsOpRet(tx.vout[numvouts-1].scriptPubKey,opentxid,srcpub,destpub,param1,param2,param3) == 'C')
{
GetCCaddress1of2(cp,addr,srcpub,destpub);
sprintf(str1,"Channel - %s",addr);
sprintf(str2,"Refund -> %s %lld payments of %lld",srcpub.GetHash().ToString().c_str(),param1,param2);
result.push_back(Pair(str1,"Refund"));
}
}
}