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Merge pull request #902 from Mixa84/channelCCFSM

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Channel CC
This commit is contained in:
jl777
2018-10-01 06:01:06 -11:00
committed by GitHub
parent 450c5f7115 78086bc3bf
commit ae6574ee79
8 changed files with 612 additions and 196 deletions
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9
src/cc/CCchannels.h
View File

@@ -22,12 +22,11 @@
bool ChannelsValidate(struct CCcontract_info *cp,Eval* eval,const CTransaction &tx);
std::string ChannelOpen(uint64_t txfee,CPubKey destpub,int32_t numpayments,int64_t payment);
std::string ChannelStop(uint64_t txfee,CPubKey destpub,uint256 origtxid);
std::string ChannelPayment(uint64_t txfee,uint256 prevtxid,uint256 origtxid,int32_t n,int64_t amount);
std::string ChannelCollect(uint64_t txfee,uint256 paytxid,uint256 origtxid,int32_t n,int64_t amount);
std::string ChannelRefund(uint64_t txfee,uint256 stoptxid,uint256 origtxid);
std::string ChannelPayment(uint64_t txfee,uint256 opentxid,int64_t amount, uint256 secret);
std::string ChannelClose(uint64_t txfee,uint256 opentxid);
std::string ChannelRefund(uint64_t txfee,uint256 opentxid,uint256 closetxid);
// CCcustom
UniValue ChannelsInfo();
UniValue ChannelsInfo(uint256 opentxid);
#endif

4
src/cc/CCinclude.h
View File

@@ -54,6 +54,7 @@ extern uint32_t ASSETCHAINS_CC;
extern std::string CCerror;
#define SMALLVAL 0.000000000000001
#define MIN_NOTARIZATION_CONFIRMS 2
union _bits256 { uint8_t bytes[32]; uint16_t ushorts[16]; uint32_t uints[8]; uint64_t ulongs[4]; uint64_t txid; };
typedef union _bits256 bits256;
@@ -125,6 +126,7 @@ uint256 DiceHashEntropy(uint256 &entropy,uint256 _txidpriv);
CTxOut MakeCC1vout(uint8_t evalcode,CAmount nValue,CPubKey pk);
CTxOut MakeCC1of2vout(uint8_t evalcode,CAmount nValue,CPubKey pk,CPubKey pk2);
CC *MakeCCcond1(uint8_t evalcode,CPubKey pk);
CC *MakeCCcond1of2(uint8_t evalcode,CPubKey pk1,CPubKey pk2);
CC* GetCryptoCondition(CScript const& scriptSig);
void CCaddr2set(struct CCcontract_info *cp,uint8_t evalcode,CPubKey pk,uint8_t *priv,char *coinaddr);
void CCaddr3set(struct CCcontract_info *cp,uint8_t evalcode,CPubKey pk,uint8_t *priv,char *coinaddr);
@@ -148,7 +150,7 @@ bool Getscriptaddress(char *destaddr,const CScript &scriptPubKey);
std::vector<uint8_t> Mypubkey();
bool Myprivkey(uint8_t myprivkey[]);
int64_t CCduration(int32_t &numblocks,uint256 txid);
bool isCCTxNotarizedConfirmed(uint256 txid);
// CCtx
std::string FinalizeCCTx(uint64_t skipmask,struct CCcontract_info *cp,CMutableTransaction &mtx,CPubKey mypk,uint64_t txfee,CScript opret);
void SetCCunspents(std::vector<std::pair<CAddressUnspentKey, CAddressUnspentValue> > &unspentOutputs,char *coinaddr);

8
src/cc/CCtx.cpp
View File

@@ -111,7 +111,7 @@ std::string FinalizeCCTx(uint64_t CCmask,struct CCcontract_info *cp,CMutableTran
{
privkey = myprivkey;
cond = mycond;
//fprintf(stderr,"my CC addr.(%s)\n",myaddr);
}
else if ( strcmp(destaddr,unspendable) == 0 )
{
@@ -119,12 +119,14 @@ std::string FinalizeCCTx(uint64_t CCmask,struct CCcontract_info *cp,CMutableTran
cond = othercond;
//fprintf(stderr,"unspendable CC addr.(%s)\n",unspendable);
}
else if ( strcmp(destaddr,cp->unspendableaddr2) == 0 )
else if ( strcmp(destaddr,cp->unspendableaddr2) == 0)
{
//fprintf(stderr,"matched %s unspendable2!\n",cp->unspendableaddr2);
privkey = cp->unspendablepriv2;
if ( othercond2 == 0 )
if ( othercond2 == 0 && cp->evalcode != EVAL_CHANNELS)
othercond2 = MakeCCcond1(cp->evalcode2,cp->unspendablepk2);
else if ( othercond2 == 0 && cp->evalcode == EVAL_CHANNELS)
othercond2 = MakeCCcond1of2(cp->evalcode2,cp->unspendablepk2,cp->unspendablepk3);
cond = othercond2;
}
else if ( strcmp(destaddr,cp->unspendableaddr3) == 0 )

12
src/cc/CCutils.cpp
View File

@@ -63,7 +63,6 @@ CTxOut MakeCC1of2vout(uint8_t evalcode,CAmount nValue,CPubKey pk1,CPubKey pk2)
CTxOut vout;
CC *payoutCond = MakeCCcond1of2(evalcode,pk1,pk2);
vout = CTxOut(nValue,CCPubKey(payoutCond));
fprintf(stderr,"payoutCond: %s\n",cc_conditionToJSONString(payoutCond));
cc_free(payoutCond);
return(vout);
}
@@ -406,7 +405,16 @@ int64_t CCduration(int32_t &numblocks,uint256 txid)
}
numblocks = (pindex->nHeight - txheight);
duration = (pindex->nTime - txtime);
fprintf(stderr,"duration %d (%u - %u) numblocks %d (%d - %d)\n",(int32_t)duration,(uint32_t)pindex->nTime,txtime,numblocks,pindex->nHeight,txheight);
//fprintf(stderr,"duration %d (%u - %u) numblocks %d (%d - %d)\n",(int32_t)duration,(uint32_t)pindex->nTime,txtime,numblocks,pindex->nHeight,txheight);
return(duration);
}
bool isCCTxNotarizedConfirmed(uint256 txid)
{
int32_t confirms;
CCduration(confirms,txid);
if (confirms >= MIN_NOTARIZATION_CONFIRMS)
return (true);
return (false);
}

692
src/cc/channels.cpp
View File

@@ -62,46 +62,86 @@ Possible third iteration:
// start of consensus code
int64_t IsChannelsvout(struct CCcontract_info *cp,const CTransaction& tx,int32_t v)
int64_t IsChannelsvout(struct CCcontract_info *cp,const CTransaction& tx,CPubKey srcpub, CPubKey destpub,int32_t v)
{
char destaddr[64];
char destaddr[64],channeladdr[64];
GetCCaddress1of2(cp,channeladdr,srcpub,destpub);
if ( tx.vout[v].scriptPubKey.IsPayToCryptoCondition() != 0 )
{
if ( Getscriptaddress(destaddr,tx.vout[v].scriptPubKey) > 0 && strcmp(destaddr,cp->unspendableCCaddr) == 0 )
if ( Getscriptaddress(destaddr,tx.vout[v].scriptPubKey) > 0 && strcmp(destaddr,channeladdr) == 0 )
return(tx.vout[v].nValue);
}
return(0);
}
int64_t IsChannelsMarkervout(struct CCcontract_info *cp,const CTransaction& tx,CPubKey srcpub,int32_t v)
{
char destaddr[64],ccaddr[64];
GetCCaddress(cp,ccaddr,srcpub);
if ( tx.vout[v].scriptPubKey.IsPayToCryptoCondition() != 0 )
{
if ( Getscriptaddress(destaddr,tx.vout[v].scriptPubKey) > 0 && strcmp(destaddr,ccaddr) == 0 )
return(tx.vout[v].nValue);
}
return(0);
}
CScript EncodeChannelsOpRet(uint8_t funcid,uint256 opentxid,CPubKey srcpub,CPubKey destpub,int32_t numpayments,int64_t payment,uint256 hashchain)
{
CScript opret; uint8_t evalcode = EVAL_CHANNELS;
opret << OP_RETURN << E_MARSHAL(ss << evalcode << funcid << opentxid << srcpub << destpub << numpayments << payment << hashchain);
return(opret);
}
uint8_t DecodeChannelsOpRet(const CScript &scriptPubKey,uint256 &opentxid, CPubKey &srcpub,CPubKey &destpub,int32_t &numpayments,int64_t &payment,uint256 &hashchain)
{
std::vector<uint8_t> vopret; uint8_t *script,e,f;
GetOpReturnData(scriptPubKey, vopret);
if ( vopret.size() > 2 )
{
script = (uint8_t *)vopret.data();
if ( script[0] == EVAL_CHANNELS )
{
if ( E_UNMARSHAL(vopret,ss >> e; ss >> f; ss >> opentxid; ss >> srcpub; ss >> destpub; ss >> numpayments; ss >> payment; ss >> hashchain) != 0 )
{
return(f);
}
} else fprintf(stderr,"script[0] %02x != EVAL_CHANNELS\n",script[0]);
} else fprintf(stderr,"not enough opret.[%d]\n",(int32_t)vopret.size());
return(0);
}
bool ChannelsExactAmounts(struct CCcontract_info *cp,Eval* eval,const CTransaction &tx,int32_t minage,uint64_t txfee)
{
static uint256 zerohash;
CTransaction vinTx; uint256 hashBlock,activehash; int32_t i,numvins,numvouts; int64_t inputs=0,outputs=0,assetoshis;
uint256 txid,param3;
CPubKey srcpub,destpub;
int32_t param1; int64_t param2; uint8_t funcid;
CTransaction vinTx; uint256 hashBlock; int32_t i,numvins,numvouts; int64_t inputs=0,outputs=0,assetoshis;
numvins = tx.vin.size();
numvouts = tx.vout.size();
for (i=0; i<numvins; i++)
if ((numvouts=tx.vout.size()) > 0 && DecodeChannelsOpRet(tx.vout[numvouts-1].scriptPubKey, txid, srcpub, destpub, param1, param2, param3)!=0)
{
//fprintf(stderr,"vini.%d\n",i);
if ( (*cp->ismyvin)(tx.vin[i].scriptSig) != 0 )
for (i=0; i<numvins; i++)
{
//fprintf(stderr,"vini.%d check mempool\n",i);
if ( eval->GetTxUnconfirmed(tx.vin[i].prevout.hash,vinTx,hashBlock) == 0 )
return eval->Invalid("cant find vinTx");
else
{
//fprintf(stderr,"vini.%d check hash and vout\n",i);
if ( hashBlock == zerohash )
return eval->Invalid("cant Channels from mempool");
if ( (assetoshis= IsChannelsvout(cp,vinTx,tx.vin[i].prevout.n)) != 0 )
inputs += assetoshis;
inputs += vinTx.vout[tx.vin[i].prevout.n].nValue;
}
}
}
else
{
return eval->Invalid("invalid op_return data");
}
for (i=0; i<numvouts; i++)
{
//fprintf(stderr,"i.%d of numvouts.%d\n",i,numvouts);
if ( (assetoshis= IsChannelsvout(cp,tx,i)) != 0 )
outputs += assetoshis;
outputs += tx.vout[i].nValue;
}
if ( inputs != outputs+txfee )
{
@@ -113,25 +153,22 @@ bool ChannelsExactAmounts(struct CCcontract_info *cp,Eval* eval,const CTransacti
bool ChannelsValidate(struct CCcontract_info *cp,Eval* eval,const CTransaction &tx)
{
int32_t numvins,numvouts,preventCCvins,preventCCvouts,i,numblocks; bool retval; uint256 txid; uint8_t hash[32]; char str[65],destaddr[64];
return(false);
std::vector<std::pair<CAddressIndexKey, CAmount> > txids;
int32_t numvins,numvouts,preventCCvins,preventCCvouts,i,numpayments,p1,param1; bool retval;
uint256 txid,hashblock,p3,param3,opentxid,tmp_txid,genhashchain,hashchain;
uint8_t funcid,hash[32],hashdest[32];
int64_t p2,param2,payment;
CPubKey srcpub, destpub;
CTransaction channelOpenTx,channelCloseTx,prevTx;
numvins = tx.vin.size();
numvouts = tx.vout.size();
preventCCvins = preventCCvouts = -1;
fprintf(stderr,"validateCC\n");
if ( numvouts < 1 )
return eval->Invalid("no vouts");
else
{
for (i=0; i<numvins; i++)
{
if ( IsCCInput(tx.vin[0].scriptSig) == 0 )
{
return eval->Invalid("illegal normal vini");
}
}
//fprintf(stderr,"check amounts\n");
if ( ChannelsExactAmounts(cp,eval,tx,1,10000) == false )
if (ChannelsExactAmounts(cp,eval,tx,1,10000) == false )
{
fprintf(stderr,"Channelsget invalid amount\n");
return false;
@@ -140,6 +177,180 @@ bool ChannelsValidate(struct CCcontract_info *cp,Eval* eval,const CTransaction &
{
txid = tx.GetHash();
memcpy(hash,&txid,sizeof(hash));
if ( (funcid = DecodeChannelsOpRet(tx.vout[numvouts-1].scriptPubKey, opentxid, srcpub, destpub, param1, param2, param3)) != 0)
{
switch ( funcid )
{
case 'O':
//vin.0: normal input
//vout.0: CC vout for channel funding on CC1of2 pubkey
//vout.1: CC vout marker to senders pubKey
//vout.2: CC vout marker to receiver pubkey
//vout.n-2: normal change
//vout.n-1: opreturn - 'O' zerotxid senderspubkey receiverspubkey totalnumberofpayments paymentamount hashchain
return eval->Invalid("unexpected ChannelsValidate for channelsopen!");
case 'P':
//vin.0: normal input
//vin.1: CC input from channel funding
//vin.2: CC input from src marker
//vout.0: CC vout change to CC1of2 pubkey
//vout.1: CC vout marker to senders pubKey
//vout.2: CC vout marker to receiver pubkey
//vout.3: normal output of payment amount to receiver pubkey
//vout.n-2: normal change
//vout.n-1: opreturn - 'P' opentxid senderspubkey receiverspubkey depth numpayments secret
if (isCCTxNotarizedConfirmed(opentxid) == 0)
return eval->Invalid("channelOpen is not yet confirmed(notarised)!");
else if ( IsCCInput(tx.vin[0].scriptSig) != 0 )
return eval->Invalid("vin.0 is normal for channelPayment!");
else if ( IsCCInput(tx.vin[1].scriptSig) == 0 )
return eval->Invalid("vin.1 is CC for channelPayment!");
else if ( IsCCInput(tx.vin[2].scriptSig) == 0 )
return eval->Invalid("vin.1 is CC for channelPayment!");
else if ( tx.vout[0].scriptPubKey.IsPayToCryptoCondition() == 0 )
return eval->Invalid("vout.0 is CC for channelPayment!");
else if ( tx.vout[1].scriptPubKey.IsPayToCryptoCondition() == 0 )
return eval->Invalid("vout.1 is CC for channelPayment (marker to srcPub)!");
else if ( tx.vout[2].scriptPubKey.IsPayToCryptoCondition() == 0 )
return eval->Invalid("vout.1 is CC for channelPayment (marker to dstPub)!");
else if ( tx.vout[3].scriptPubKey.IsPayToCryptoCondition() != 0 )
return eval->Invalid("vout.1 is normal for channelPayment!");
else if ( tx.vout[3].scriptPubKey!=CScript() << ParseHex(HexStr(destpub)) << OP_CHECKSIG)
return eval->Invalid("payment funds do not go to receiver!");
else if ( param1 > CHANNELS_MAXPAYMENTS)
return eval->Invalid("too many payment increments!");
else
{
if (myGetTransaction(opentxid,channelOpenTx,hashblock) != 0)
{
if ((numvouts=channelOpenTx.vout.size()) > 0 && (funcid=DecodeChannelsOpRet(channelOpenTx.vout[numvouts-1].scriptPubKey, tmp_txid, srcpub, destpub, numpayments, payment, hashchain)) != 0 && funcid!='O')
return eval->Invalid("invalid channelopen OP_RETURN data!");
endiancpy(hash, (uint8_t * ) & param3, 32);
for (i = 0; i < numpayments-param1; i++)
{
vcalc_sha256(0, hashdest, hash, 32);
memcpy(hash, hashdest, 32);
}
endiancpy((uint8_t*)&genhashchain,hashdest,32);
if (hashchain!=genhashchain)
return eval->Invalid("invalid secret for payment, does not reach final hashchain!");
else if (tx.vout[3].nValue != param2*payment)
return eval->Invalid("vout amount does not match number_of_payments*payment!");
}
if (myGetTransaction(tx.vin[1].prevout.hash,prevTx,hashblock) != 0)
{
if ((numvouts=prevTx.vout.size()) > 0 && DecodeChannelsOpRet(prevTx.vout[numvouts-1].scriptPubKey, tmp_txid, srcpub, destpub, p1, p2, p3) == 0)
return eval->Invalid("invalid previous tx OP_RETURN data!");
else if (tx.vout[1].scriptPubKey != prevTx.vout[1].scriptPubKey)
return eval->Invalid("invalid destination for sender marker!");
else if (tx.vout[2].scriptPubKey != prevTx.vout[2].scriptPubKey)
return eval->Invalid("invalid destination for receiver marker!");
else if (param1+param2!=p1)
return eval->Invalid("invalid payment depth!");
else if (tx.vout[3].nValue > prevTx.vout[0].nValue)
return eval->Invalid("not enough funds in channel for that amount!");
}
}
break;
case 'C':
//vin.0: normal input
//vin.1: CC input from channel funding
//vin.2: CC input from src marker
//vout.0: CC vout for channel funding
//vout.1: CC vout marker to senders pubKey
//vout.2: CC vout marker to receiver pubkey
//vout.n-2: normal change
//vout.n-1: opreturn - 'C' opentxid senderspubkey receiverspubkey 0 0 0
if (isCCTxNotarizedConfirmed(opentxid) == 0)
return eval->Invalid("channelOpen is not yet confirmed(notarised)!");
else if ( IsCCInput(tx.vin[0].scriptSig) != 0 )
return eval->Invalid("vin.0 is normal for channelClose!");
else if ( IsCCInput(tx.vin[1].scriptSig) == 0 )
return eval->Invalid("vin.1 is CC for channelClose!");
else if ( IsCCInput(tx.vin[2].scriptSig) == 0 )
return eval->Invalid("vin.2 is CC for channelClose!");
else if ( tx.vout[0].scriptPubKey.IsPayToCryptoCondition() == 0 )
return eval->Invalid("vout.0 is CC for channelClose!");
else if ( tx.vout[1].scriptPubKey.IsPayToCryptoCondition() == 0 )
return eval->Invalid("vout.1 is CC for channelClose (marker to srcPub)!");
else if ( tx.vout[2].scriptPubKey.IsPayToCryptoCondition() == 0 )
return eval->Invalid("vout.2 is CC for channelClose (marker to dstPub)!");
else if ( param1 > CHANNELS_MAXPAYMENTS)
return eval->Invalid("too many payment increments!");
else if (myGetTransaction(opentxid,channelOpenTx,hashblock) == 0)
return eval->Invalid("invalid open txid!");
else if ((numvouts=channelOpenTx.vout.size()) > 0 && DecodeChannelsOpRet(channelOpenTx.vout[numvouts-1].scriptPubKey, tmp_txid, srcpub, destpub, numpayments, payment, hashchain) != 'O')
return eval->Invalid("invalid channelopen OP_RETURN data!");
else if (tx.vout[0].nValue != param1*payment)
return eval->Invalid("vout amount does not match number_of_payments*payment!");
else if (myGetTransaction(tx.vin[1].prevout.hash,prevTx,hashblock) != 0)
{
if ((numvouts=prevTx.vout.size()) > 0 && DecodeChannelsOpRet(prevTx.vout[numvouts-1].scriptPubKey, tmp_txid, srcpub, destpub, p1, p2, p3) == 0)
return eval->Invalid("invalid previous tx OP_RETURN data!");
else if (tx.vout[1].scriptPubKey != prevTx.vout[1].scriptPubKey)
return eval->Invalid("invalid destination for sender marker!");
else if (tx.vout[2].scriptPubKey != prevTx.vout[2].scriptPubKey)
return eval->Invalid("invalid destination for receiver marker!");
else if (tx.vout[0].nValue != prevTx.vout[0].nValue)
return eval->Invalid("invalid CC amount, amount must match funds in channel");
}
break;
case 'R':
//vin.0: normal input
//vin.1: CC input from channel funding
//vin.2: CC input from src marker
//vout.0: CC vout marker to senders pubKey
//vout.1: CC vout marker to receiver pubKey
//vout.2: normal output of CC input to senders pubkey
//vout.n-2: normal change
//vout.n-1: opreturn - 'R' opentxid senderspubkey receiverspubkey numpayments payment closetxid
if (isCCTxNotarizedConfirmed(opentxid) == 0)
return eval->Invalid("channelOpen is not yet confirmed(notarised)!");
else if (isCCTxNotarizedConfirmed(param3) == 0)
return eval->Invalid("channelClose is not yet confirmed(notarised)!");
else if ( IsCCInput(tx.vin[0].scriptSig) != 0 )
return eval->Invalid("vin.0 is normal for channelRefund!");
else if ( IsCCInput(tx.vin[1].scriptSig) == 0 )
return eval->Invalid("vin.1 is CC for channelRefund!");
else if ( IsCCInput(tx.vin[2].scriptSig) == 0 )
return eval->Invalid("vin.2 is CC for channelRefund!");
else if ( tx.vout[0].scriptPubKey.IsPayToCryptoCondition() == 0 )
return eval->Invalid("vout.0 is CC for channelRefund (marker to srcPub)!");
else if ( tx.vout[1].scriptPubKey.IsPayToCryptoCondition() == 0 )
return eval->Invalid("vout.1 is CC for channelRefund (marker to dstPub)!");
else if ( tx.vout[2].scriptPubKey.IsPayToCryptoCondition() != 0 )
return eval->Invalid("vout.2 is normal for channelRefund!");
else if ( tx.vout[2].scriptPubKey!=CScript() << ParseHex(HexStr(srcpub)) << OP_CHECKSIG)
return eval->Invalid("payment funds do not go to sender!");
else if ( param1 > CHANNELS_MAXPAYMENTS)
return eval->Invalid("too many payment increments!");
else if (myGetTransaction(opentxid,channelOpenTx,hashblock) == 0)
return eval->Invalid("invalid open txid!");
else if ((numvouts=channelOpenTx.vout.size()) > 0 && DecodeChannelsOpRet(channelOpenTx.vout[numvouts-1].scriptPubKey, tmp_txid, srcpub, destpub, numpayments, payment, hashchain) != 'O')
return eval->Invalid("invalid channelopen OP_RETURN data!");
else if (myGetTransaction(param3,channelCloseTx,hashblock) == 0)
return eval->Invalid("invalid close txid!");
else if ((numvouts=channelCloseTx.vout.size()) > 0 && DecodeChannelsOpRet(channelCloseTx.vout[numvouts-1].scriptPubKey, tmp_txid, srcpub, destpub, param1, param2, param3) != 'C')
return eval->Invalid("invalid channelclose OP_RETURN data!");
else if (tmp_txid!=opentxid)
return eval->Invalid("invalid close tx, opentxid do not match on close and refund!");
else if (tx.vout[2].nValue != param1*payment)
return eval->Invalid("vout amount does not match number_of_payments*payment!");
else if (myGetTransaction(tx.vin[1].prevout.hash,prevTx,hashblock) != 0)
{
if ((numvouts=prevTx.vout.size()) > 0 && DecodeChannelsOpRet(prevTx.vout[numvouts-1].scriptPubKey, tmp_txid, srcpub, destpub, p1, p2, p3) == 0)
return eval->Invalid("invalid previous tx OP_RETURN data!");
else if (tx.vout[0].scriptPubKey != prevTx.vout[1].scriptPubKey)
return eval->Invalid("invalid destination for sender marker!");
else if (tx.vout[1].scriptPubKey != prevTx.vout[2].scriptPubKey)
return eval->Invalid("invalid destination for receiver marker!");
else if (tx.vout[2].nValue != prevTx.vout[0].nValue)
return eval->Invalid("invalid amount, refund amount and funds in channel must match!");
}
break;
}
}
retval = PreventCC(eval,tx,preventCCvins,numvins,preventCCvouts,numvouts);
if ( retval != 0 )
fprintf(stderr,"Channelsget validated\n");
@@ -152,57 +363,67 @@ bool ChannelsValidate(struct CCcontract_info *cp,Eval* eval,const CTransaction &
// helper functions for rpc calls in rpcwallet.cpp
CScript EncodeChannelsOpRet(uint8_t funcid,CPubKey srcpub,CPubKey destpub,int32_t numpayments,int64_t payment,uint256 hashchain)
int64_t AddChannelsInputs(struct CCcontract_info *cp,CMutableTransaction &mtx, CTransaction openTx, uint256 &prevtxid)
{
CScript opret; uint8_t evalcode = EVAL_CHANNELS;
opret << OP_RETURN << E_MARSHAL(ss << evalcode << funcid << srcpub << destpub << numpayments << payment << hashchain);
return(opret);
}
uint8_t DecodeChannelsOpRet(uint256 txid,const CScript &scriptPubKey,CPubKey &srcpub,CPubKey &destpub,int32_t &numpayments,int64_t &payment,uint256 &hashchain)
{
std::vector<uint8_t> vopret; uint8_t *script,e,f,funcid;
GetOpReturnData(scriptPubKey, vopret);
if ( vopret.size() > 2 )
{
script = (uint8_t *)vopret.data();
if ( script[0] == EVAL_CHANNELS )
{
if ( E_UNMARSHAL(vopret,ss >> e; ss >> f; ss >> srcpub; ss >> destpub; ss >> numpayments; ss >> payment; ss >> hashchain) != 0 )
{
return(f);
}
} else fprintf(stderr,"script[0] %02x != EVAL_CHANNELS\n",script[0]);
} else fprintf(stderr,"not enough opret.[%d]\n",(int32_t)vopret.size());
return(0);
}
int64_t AddChannelsInputs(struct CCcontract_info *cp,CMutableTransaction &mtx,CPubKey pk,int64_t total,int32_t maxinputs)
{
char coinaddr[64]; int64_t nValue,price,totalinputs = 0; uint256 txid,hashBlock; std::vector<uint8_t> origpubkey; CTransaction vintx; int32_t vout,n = 0;
char coinaddr[64]; int64_t param2,totalinputs = 0,numvouts; uint256 txid=zeroid,tmp_txid,hashBlock,param3; CTransaction tx; int32_t param1;
std::vector<std::pair<CAddressUnspentKey, CAddressUnspentValue> > unspentOutputs;
GetCCaddress(cp,coinaddr,pk);
SetCCunspents(unspentOutputs,coinaddr);
CPubKey srcpub,destpub;
uint8_t myprivkey[32];
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);
}
else
{
fprintf(stderr,"invalid open txid\n");
return 0;
}
for (std::vector<std::pair<CAddressUnspentKey, CAddressUnspentValue> >::const_iterator it=unspentOutputs.begin(); it!=unspentOutputs.end(); it++)
{
txid = it->first.txhash;
vout = (int32_t)it->first.index;
// no need to prevent dup
if ( GetTransaction(txid,vintx,hashBlock,false) != 0 )
if ( (int32_t)it->first.index==0 && GetTransaction(it->first.txhash,tx,hashBlock,false) != 0 && (numvouts=tx.vout.size()) > 0)
{
if ( (nValue= IsChannelsvout(cp,vintx,vout)) > 0 && myIsutxo_spentinmempool(txid,vout) == 0 )
if (DecodeChannelsOpRet(tx.vout[numvouts-1].scriptPubKey,tmp_txid,srcpub,destpub,param1,param2,param3)!=0 &&
(tmp_txid==openTx.GetHash() || tx.GetHash()==openTx.GetHash()) &&
(totalinputs=IsChannelsvout(cp,tx,srcpub,destpub,0)+IsChannelsMarkervout(cp,tx,srcpub,1))>0)
{
if ( total != 0 && maxinputs != 0 )
mtx.vin.push_back(CTxIn(txid,vout,CScript()));
nValue = it->second.satoshis;
totalinputs += nValue;
n++;
if ( (total > 0 && totalinputs >= total) || (maxinputs > 0 && n >= maxinputs) )
break;
txid = it->first.txhash;
break;
}
}
}
return(totalinputs);
if (txid!=zeroid && myIsutxo_spentinmempool(txid,0) != 0)
{
fprintf(stderr,"spent in mempool\n");
txid=zeroid;
int32_t mindepth=CHANNELS_MAXPAYMENTS;
BOOST_FOREACH(const CTxMemPoolEntry &e, mempool.mapTx)
{
const CTransaction &txmempool = e.GetTx();
const uint256 &hash = txmempool.GetHash();
if ((numvouts=txmempool.vout.size()) > 0 && DecodeChannelsOpRet(txmempool.vout[numvouts-1].scriptPubKey,tmp_txid,srcpub,destpub,param1,param2,param3) != 0 &&
tmp_txid==openTx.GetHash() && param1 < mindepth)
{
txid=hash;
totalinputs=txmempool.vout[0].nValue+txmempool.vout[1].nValue;
mindepth=param1;
}
}
}
if (txid != zeroid)
{
prevtxid=txid;
mtx.vin.push_back(CTxIn(txid,0,CScript()));
mtx.vin.push_back(CTxIn(txid,1,CScript()));
Myprivkey(myprivkey);
CCaddr2set(cp,EVAL_CHANNELS,srcpub,myprivkey,coinaddr);
CCaddr3set(cp,EVAL_CHANNELS,destpub,myprivkey,coinaddr);
return totalinputs;
}
else return 0;
}
std::string ChannelOpen(uint64_t txfee,CPubKey destpub,int32_t numpayments,int64_t payment)
@@ -210,7 +431,7 @@ std::string ChannelOpen(uint64_t txfee,CPubKey destpub,int32_t numpayments,int64
CMutableTransaction mtx; uint8_t hash[32],hashdest[32]; uint64_t funds; int32_t i; uint256 hashchain,entropy,hentropy; CPubKey mypk; struct CCcontract_info *cp,C;
if ( numpayments <= 0 || payment <= 0 || numpayments > CHANNELS_MAXPAYMENTS )
{
CCerror = strprintf("invalid ChannelsFund param numpayments.%d max.%d payment.%lld\n",numpayments,CHANNELS_MAXPAYMENTS,(long long)payment);
CCerror = strprintf("invalid ChannelOpen param numpayments.%d max.%d payment.%lld\n",numpayments,CHANNELS_MAXPAYMENTS,(long long)payment);
fprintf(stderr,"%s\n",CCerror.c_str());
return("");
}
@@ -232,106 +453,311 @@ std::string ChannelOpen(uint64_t txfee,CPubKey destpub,int32_t numpayments,int64
mtx.vout.push_back(MakeCC1of2vout(EVAL_CHANNELS,funds,mypk,destpub));
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('O',mypk,destpub,numpayments,payment,hashchain)));
return(FinalizeCCTx(0,cp,mtx,mypk,txfee,EncodeChannelsOpRet('O',zeroid,mypk,destpub,numpayments,payment,hashchain)));
}
return("");
}
std::string ChannelStop(uint64_t txfee,CPubKey destpub,uint256 origtxid)
std::string ChannelPayment(uint64_t txfee,uint256 opentxid,int64_t amount, uint256 secret)
{
CMutableTransaction mtx; CPubKey mypk; struct CCcontract_info *cp,C;
CMutableTransaction mtx; CPubKey mypk,srcpub,destpub; uint256 txid,hashchain,gensecret,hashblock,entropy,hentropy,prevtxid,param3;
struct CCcontract_info *cp,C; int32_t i,funcid,prevdepth,numvouts,numpayments,totalnumpayments;
int64_t payment,change,funds,param2;
uint8_t hash[32],hashdest[32];
CTransaction channelOpenTx,prevTx;
cp = CCinit(&C,EVAL_CHANNELS);
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,2*txfee,1) > 0)
{
if ((funds=AddChannelsInputs(cp,mtx,channelOpenTx,prevtxid)) !=0 && (change=funds-amount-txfee)>=0)
{
if ((numvouts=channelOpenTx.vout.size()) > 0 && DecodeChannelsOpRet(channelOpenTx.vout[numvouts-1].scriptPubKey, txid, srcpub, destpub, totalnumpayments, payment, hashchain)=='O')
{
if (mypk != srcpub && mypk != destpub)
{
fprintf(stderr,"this is not our channel\n");
return("");
}
else if (amount % payment != 0)
{
fprintf(stderr,"invalid amount, not a magnitude of payment size\n");
return ("");
}
numpayments=amount/payment;
if (GetTransaction(prevtxid,prevTx,hashblock,false) != 0 && (numvouts=prevTx.vout.size()) > 0 &&
((funcid = DecodeChannelsOpRet(prevTx.vout[numvouts-1].scriptPubKey, txid, srcpub, destpub, prevdepth, param2, param3)) != 0) &&
(funcid == 'P' || funcid=='O'))
{
if (secret!=zeroid)
{
endiancpy(hash, (uint8_t * ) & secret, 32);
for (i = 0; i < totalnumpayments-(prevdepth-numpayments); i++)
{
vcalc_sha256(0, hashdest, hash, 32);
memcpy(hash, hashdest, 32);
}
endiancpy((uint8_t * ) & gensecret, hashdest, 32);
if (gensecret!=hashchain)
{
fprintf(stderr,"invalid secret supplied\n");
return("");
}
}
else
{
hentropy = DiceHashEntropy(entropy, channelOpenTx.vin[0].prevout.hash);
if (prevdepth-numpayments)
{
endiancpy(hash, (uint8_t * ) & hentropy, 32);
for (i = 0; i < prevdepth-numpayments; i++)
{
vcalc_sha256(0, hashdest, hash, 32);
memcpy(hash, hashdest, 32);
}
endiancpy((uint8_t * ) & secret, hashdest, 32);
}
else endiancpy((uint8_t * ) & secret, (uint8_t * ) & hentropy, 32);
}
}
else
{
fprintf(stderr,"invalid previous tx\n");
return("");
}
}
else
{
fprintf(stderr, "invalid channel open tx\n");
return ("");
}
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, numpayments, secret)));
}
else
{
fprintf(stderr,"error adding CC inputs\n");
return("");
}
}
fprintf(stderr,"error adding normal inputs\n");
return("");
}
std::string ChannelClose(uint64_t txfee,uint256 opentxid)
{
CMutableTransaction mtx; CPubKey mypk,srcpub,destpub; struct CCcontract_info *cp,C;
CTransaction channelOpenTx;
uint256 hashblock,tmp_txid,prevtxid,hashchain;
int32_t numvouts,numpayments;
int64_t payment,funds;
// verify this is one of our outbound channels
cp = CCinit(&C,EVAL_CHANNELS);
if ( txfee == 0 )
txfee = 10000;
mypk = pubkey2pk(Mypubkey());
if (GetTransaction(opentxid,channelOpenTx,hashblock,false) == 0)
{
fprintf(stderr, "invalid channel open txid\n");
return ("");
}
if ((numvouts=channelOpenTx.vout.size()) < 1 || DecodeChannelsOpRet(channelOpenTx.vout[numvouts-1].scriptPubKey,tmp_txid,srcpub,destpub,numpayments,payment,hashchain)!='O')
{
fprintf(stderr, "invalid channel open tx\n");
return ("");
}
if (mypk != srcpub)
{
fprintf(stderr,"this channel is not in our ownership\n");
return("");
}
if ( AddNormalinputs(mtx,mypk,2*txfee,1) > 0 )
{
mtx.vout.push_back(MakeCC1vout(EVAL_CHANNELS,txfee,mypk));
return(FinalizeCCTx(0,cp,mtx,mypk,txfee,EncodeChannelsOpRet('S',mypk,destpub,0,0,zeroid)));
if ((funds=AddChannelsInputs(cp,mtx,channelOpenTx,prevtxid)) !=0 && funds-txfee>0)
{
mtx.vout.push_back(MakeCC1of2vout(EVAL_CHANNELS, funds-txfee, mypk, destpub));
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,funds/payment,payment,zeroid)));
}
else
{
fprintf(stderr,"error adding CC inputs\n");
return("");
}
}
fprintf(stderr,"error adding normal inputs\n");
return("");
}
std::string ChannelPayment(uint64_t txfee,uint256 prevtxid,uint256 origtxid,int32_t n,int64_t amount)
std::string ChannelRefund(uint64_t txfee,uint256 opentxid,uint256 closetxid)
{
CMutableTransaction mtx; CPubKey mypk,destpub; uint256 secret; struct CCcontract_info *cp,C; int32_t prevdepth;
// verify lasttxid and origtxid match and src is me
// also verify hashchain depth and amount, set prevdepth
cp = CCinit(&C,EVAL_CHANNELS);
if ( txfee == 0 )
txfee = 10000;
mypk = pubkey2pk(Mypubkey());
if ( AddNormalinputs(mtx,mypk,2*txfee,1) > 0 )
{
// add locked funds inputs
mtx.vout.push_back(MakeCC1vout(EVAL_CHANNELS,txfee,mypk));
return(FinalizeCCTx(0,cp,mtx,mypk,txfee,EncodeChannelsOpRet('P',mypk,destpub,prevdepth-n,amount,secret)));
}
return("");
}
CMutableTransaction mtx; CPubKey mypk; struct CCcontract_info *cp,C; int64_t funds,payment,param2;
int32_t i,numpayments,numvouts,param1;
uint256 hashchain,hashblock,txid,prevtxid,param3,entropy,hentropy,secret;
CTransaction channelOpenTx,channelCloseTx,prevTx;
CPubKey srcpub,destpub;
uint8_t funcid,hash[32],hashdest[32];;
std::string ChannelCollect(uint64_t txfee,uint256 paytxid,uint256 origtxid,int32_t n,int64_t amount)
{
CMutableTransaction mtx; CPubKey mypk,senderpub; struct CCcontract_info *cp,C; int32_t prevdepth;
// verify paytxid and origtxid match and dest is me
// also verify hashchain depth and amount
cp = CCinit(&C,EVAL_CHANNELS);
if ( txfee == 0 )
txfee = 10000;
mypk = pubkey2pk(Mypubkey());
if ( AddNormalinputs(mtx,mypk,2*txfee,1) > 0 )
{
// add locked funds inputs
mtx.vout.push_back(MakeCC1vout(EVAL_CHANNELS,txfee,mypk));
mtx.vout.push_back(CTxOut(amount,CScript() << ParseHex(HexStr(mypk)) << OP_CHECKSIG));
return(FinalizeCCTx(0,cp,mtx,mypk,txfee,EncodeChannelsOpRet('C',senderpub,mypk,prevdepth-n,amount,paytxid)));
}
return("");
}
std::string ChannelRefund(uint64_t txfee,uint256 stoptxid,uint256 origtxid)
{
CMutableTransaction mtx; CPubKey mypk; struct CCcontract_info *cp,C; int64_t amount;
// verify stoptxid and origtxid match and are mine
cp = CCinit(&C,EVAL_CHANNELS);
if ( txfee == 0 )
txfee = 10000;
mypk = pubkey2pk(Mypubkey());
if (GetTransaction(closetxid,channelCloseTx,hashblock,false) == 0)
{
fprintf(stderr, "invalid channel close txid\n");
return ("");
}
if ((numvouts=channelCloseTx.vout.size()) < 1 || DecodeChannelsOpRet(channelCloseTx.vout[numvouts-1].scriptPubKey,txid,srcpub,destpub,param1,param2,param3)!='C')
{
fprintf(stderr, "invalid channel close tx\n");
return ("");
}
if (txid!=opentxid)
{
fprintf(stderr,"%s - %s\n",txid.ToString().c_str(),opentxid.ToString().c_str());
fprintf(stderr, "open and close txid are not from same channel\n");
return ("");
}
if (GetTransaction(opentxid,channelOpenTx,hashblock,false) == 0)
{
fprintf(stderr, "invalid channel open txid\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 (mypk != srcpub)
{
fprintf(stderr,"this channel is not in our ownership\n");
return("");
}
if ( AddNormalinputs(mtx,mypk,2*txfee,1) > 0 )
{
mtx.vout.push_back(MakeCC1vout(EVAL_CHANNELS,txfee,mypk));
mtx.vout.push_back(CTxOut(amount,CScript() << ParseHex(HexStr(mypk)) << OP_CHECKSIG));
return(FinalizeCCTx(0,cp,mtx,mypk,txfee,EncodeChannelsOpRet('R',mypk,mypk,0,0,stoptxid)));
if ((funds=AddChannelsInputs(cp,mtx,channelOpenTx,prevtxid)) !=0 && funds-txfee>0)
{
if ((GetTransaction(prevtxid,prevTx,hashblock,false) != 0) && (numvouts=prevTx.vout.size()) > 0 && DecodeChannelsOpRet(prevTx.vout[numvouts-1].scriptPubKey, txid, srcpub, destpub, param1, param2, param3) != 0)
{
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-txfee,CScript() << ParseHex(HexStr(mypk)) << OP_CHECKSIG));
return(FinalizeCCTx(0,cp,mtx,mypk,txfee,EncodeChannelsOpRet('R',opentxid,mypk,destpub,param1,payment,closetxid)));
}
else
{
fprintf(stderr,"previous tx is invalid\n");
return("");
}
}
else
{
fprintf(stderr,"error adding CC inputs\n");
return("");
}
}
return("");
}
UniValue ChannelsInfo()
UniValue ChannelsInfo(uint256 channeltxid)
{
UniValue result(UniValue::VOBJ); CTransaction tx; uint256 txid,hashBlock,hashchain; struct CCcontract_info *cp,C; uint8_t funcid; char myCCaddr[64]; int32_t vout,numvouts,numpayments; int64_t nValue,payment; CPubKey srcpub,destpub,mypk;
UniValue result(UniValue::VOBJ); CTransaction tx,opentx; uint256 txid,tmp_txid,hashBlock,param3,opentxid,hashchain,prevtxid;
struct CCcontract_info *cp,C; char myCCaddr[64],addr[64],str1[256],str2[64]; 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"));
cp = CCinit(&C,EVAL_CHANNELS);
mypk = pubkey2pk(Mypubkey());
GetCCaddress(cp,myCCaddr,mypk);
SetCCtxids(txids,myCCaddr);
for (std::vector<std::pair<CAddressIndexKey, CAmount> >::const_iterator it=txids.begin(); it!=txids.end(); it++)
if (channeltxid==zeroid)
{
//int height = it->first.blockHeight;
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 )
result.push_back(Pair("name","Channels Info"));
GetCCaddress(cp,myCCaddr,mypk);
SetCCtxids(txids,myCCaddr);
for (std::vector<std::pair<CAddressIndexKey, CAmount> >::const_iterator it=txids.begin(); it!=txids.end(); it++)
{
if ( DecodeChannelsOpRet(txid,tx.vout[numvouts-1].scriptPubKey,srcpub,destpub,numpayments,payment,hashchain) == 'O' || funcid == 'P' )
//int height = it->first.blockHeight;
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 )
{
char str[67],str2[67];
fprintf(stderr,"%s func.%c %s -> %s %.8f num.%d of %.8f\n",mypk == srcpub ? "send" : "recv",funcid,pubkey33_str(str,(uint8_t *)&srcpub),pubkey33_str(str2,(uint8_t *)&destpub),(double)tx.vout[0].nValue/COIN,numpayments,(double)payment/COIN);
if (DecodeChannelsOpRet(tx.vout[numvouts-1].scriptPubKey,tmp_txid,srcpub,destpub,param1,param2,param3) == 'O')
{
GetCCaddress1of2(cp,addr,srcpub,destpub);
sprintf(str1,"%s - %lld payments of %lld satoshi - %s",addr,(long long)param1,(long long)param2,tx.GetHash().ToString().c_str());
result.push_back(Pair("Channel", str1));
}
}
}
}
else
{
if (GetTransaction(channeltxid,tx,hashBlock,false) != 0 && (numvouts= tx.vout.size()) > 0 &&
(DecodeChannelsOpRet(tx.vout[numvouts-1].scriptPubKey,opentxid,srcpub,destpub,param1,param2,param3) == 'O'))
{
GetCCaddress1of2(cp,addr,srcpub,destpub);
sprintf(str1,"Channel %s",addr);
result.push_back(Pair("name",str1));
SetCCtxids(txids,addr);
prevtxid=zeroid;
for (std::vector<std::pair<CAddressIndexKey, CAmount> >::const_iterator it=txids.begin(); it!=txids.end(); it++)
{
txid = it->first.txhash;
nValue = (int64_t)it->second;
if (txid!=prevtxid && GetTransaction(txid,tx,hashBlock,false) != 0 && (numvouts= tx.vout.size()) > 0 )
{
if (DecodeChannelsOpRet(tx.vout[numvouts-1].scriptPubKey,tmp_txid,srcpub,destpub,param1,param2,param3) == 'O' && tx.GetHash()==channeltxid)
{
sprintf(str1,"%lld payments of %lld satoshi",(long long)param1,(long long)param2);
result.push_back(Pair("Open", str1));
}
else if (DecodeChannelsOpRet(tx.vout[numvouts-1].scriptPubKey,opentxid,srcpub,destpub,param1,param2,param3) == 'P' && opentxid==channeltxid)
{
if (GetTransaction(opentxid,opentx,hashBlock,false) != 0 && (numvouts=opentx.vout.size()) > 0 && DecodeChannelsOpRet(opentx.vout[numvouts-1].scriptPubKey,tmp_txid,srcpub,destpub,numpayments,payment,hashchain) == 'O')
{
Getscriptaddress(str2,tx.vout[3].scriptPubKey);
sprintf(str1,"%lld satoshi to %s, %lld payments left",(long long)(param2*payment),str2,(long long)param1);
result.push_back(Pair("Payment",str1));
}
}
else if (DecodeChannelsOpRet(tx.vout[numvouts-1].scriptPubKey,opentxid,srcpub,destpub,param1,param2,param3) == 'C' && opentxid==channeltxid)
{
result.push_back(Pair("Close","channel"));
}
else if (DecodeChannelsOpRet(tx.vout[numvouts-1].scriptPubKey,opentxid,srcpub,destpub,param1,param2,param3) == 'R' && opentxid==channeltxid)
{
Getscriptaddress(str2,tx.vout[2].scriptPubKey);
sprintf(str1,"%lld satoshi back to %s",(long long)(param1*param2),str2);
result.push_back(Pair("Refund",str1));
}
}
prevtxid=txid;
}
}
}
return(result);
}
}

3
src/rpcserver.cpp
View File

@@ -383,8 +383,7 @@ static const CRPCCommand vRPCCommands[] =
{ "channels", "channelsinfo", &channelsinfo, true },
{ "channels", "channelsopen", &channelsopen, true },
{ "channels", "channelspayment", &channelspayment, true },
{ "channels", "channelscollect", &channelscollect, true },
{ "channels", "channelsstop", &channelsstop, true },
{ "channels", "channelsclose", &channelsclose, true },
{ "channels", "channelsrefund", &channelsrefund, true },
/* Oracles */

4
src/rpcserver.h
View File

@@ -254,11 +254,9 @@ extern UniValue gatewayspending(const UniValue& params, bool fHelp);
extern UniValue gatewaysmarkdone(const UniValue& params, bool fHelp);
extern UniValue gatewaysmultisig(const UniValue& params, bool fHelp);
extern UniValue channelsinfo(const UniValue& params, bool fHelp);
extern UniValue channelsbind(const UniValue& params, bool fHelp);
extern UniValue channelsopen(const UniValue& params, bool fHelp);
extern UniValue channelspayment(const UniValue& params, bool fHelp);
extern UniValue channelscollect(const UniValue& params, bool fHelp);
extern UniValue channelsstop(const UniValue& params, bool fHelp);
extern UniValue channelsclose(const UniValue& params, bool fHelp);
extern UniValue channelsrefund(const UniValue& params, bool fHelp);
//extern UniValue tokenswapask(const UniValue& params, bool fHelp);

76
src/wallet/rpcwallet.cpp
View File

@@ -5124,11 +5124,15 @@ UniValue tokenaddress(const UniValue& params, bool fHelp)
UniValue channelsinfo(const UniValue& params, bool fHelp)
{
if ( fHelp || params.size() != 0 )
throw runtime_error("channelsinfo\n");
uint256 opentxid;
if ( fHelp || params.size() > 1 )
throw runtime_error("channelsinfo [opentxid]\n");
if ( ensure_CCrequirements() < 0 )
throw runtime_error("to use CC contracts, you need to launch daemon with valid -pubkey= for an address in your wallet\n");
return(ChannelsInfo());
opentxid=zeroid;
if (params.size() > 0 && !params[0].isNull() && !params[0].get_str().empty())
opentxid = Parseuint256((char *)params[0].get_str().c_str());
return(ChannelsInfo(opentxid));
}
UniValue channelsopen(const UniValue& params, bool fHelp)
@@ -5153,42 +5157,23 @@ UniValue channelsopen(const UniValue& params, bool fHelp)
return(result);
}
UniValue channelsstop(const UniValue& params, bool fHelp)
{
UniValue result(UniValue::VOBJ); std::vector<unsigned char> destpub; struct CCcontract_info *cp,C; std::string hex; uint256 origtxid;
cp = CCinit(&C,EVAL_CHANNELS);
if ( fHelp || params.size() != 2 )
throw runtime_error("channelsstop destpubkey origtxid\n");
if ( ensure_CCrequirements() < 0 )
throw runtime_error("to use CC contracts, you need to launch daemon with valid -pubkey= for an address in your wallet\n");
const CKeyStore& keystore = *pwalletMain;
LOCK2(cs_main, pwalletMain->cs_wallet);
destpub = ParseHex(params[0].get_str().c_str());
origtxid = Parseuint256((char *)params[1].get_str().c_str());
hex = ChannelStop(0,pubkey2pk(destpub),origtxid);
if ( hex.size() > 0 )
{
result.push_back(Pair("result", "success"));
result.push_back(Pair("hex", hex));
} else ERR_RESULT("couldnt create channelsstop transaction");
return(result);
}
UniValue channelspayment(const UniValue& params, bool fHelp)
{
UniValue result(UniValue::VOBJ); struct CCcontract_info *cp,C; std::string hex; uint256 origtxid,prevtxid; int32_t n; int64_t amount;
UniValue result(UniValue::VOBJ); struct CCcontract_info *cp,C; std::string hex; uint256 opentxid,secret=zeroid; int32_t n; int64_t amount;
cp = CCinit(&C,EVAL_CHANNELS);
if ( fHelp || params.size() != 4 )
throw runtime_error("channelspayment prevtxid origtxid n amount\n");
if ( fHelp || params.size() != 2 )
throw runtime_error("channelspayment opentxid amount [secret]\n");
if ( ensure_CCrequirements() < 0 )
throw runtime_error("to use CC contracts, you need to launch daemon with valid -pubkey= for an address in your wallet\n");
const CKeyStore& keystore = *pwalletMain;
LOCK2(cs_main, pwalletMain->cs_wallet);
prevtxid = Parseuint256((char *)params[0].get_str().c_str());
origtxid = Parseuint256((char *)params[1].get_str().c_str());
n = atoi((char *)params[2].get_str().c_str());
amount = atoi((char *)params[3].get_str().c_str());
hex = ChannelPayment(0,prevtxid,origtxid,n,amount);
opentxid = Parseuint256((char *)params[0].get_str().c_str());
amount = atoi((char *)params[1].get_str().c_str());
if (params.size() > 2 && !params[2].isNull() && !params[2].get_str().empty())
{
secret = Parseuint256((char *)params[2].get_str().c_str());
}
hex = ChannelPayment(0,opentxid,amount,secret);
if ( hex.size() > 0 )
{
result.push_back(Pair("result", "success"));
@@ -5197,42 +5182,39 @@ UniValue channelspayment(const UniValue& params, bool fHelp)
return(result);
}
UniValue channelscollect(const UniValue& params, bool fHelp)
UniValue channelsclose(const UniValue& params, bool fHelp)
{
UniValue result(UniValue::VOBJ); struct CCcontract_info *cp,C; std::string hex; uint256 origtxid,paytxid; int32_t n; int64_t amount;
UniValue result(UniValue::VOBJ); struct CCcontract_info *cp,C; std::string hex; uint256 opentxid;
cp = CCinit(&C,EVAL_CHANNELS);
if ( fHelp || params.size() != 4 )
throw runtime_error("channelscollect paytxid origtxid n amount\n");
if ( fHelp || params.size() != 1 )
throw runtime_error("channelsclose opentxid\n");
if ( ensure_CCrequirements() < 0 )
throw runtime_error("to use CC contracts, you need to launch daemon with valid -pubkey= for an address in your wallet\n");
const CKeyStore& keystore = *pwalletMain;
LOCK2(cs_main, pwalletMain->cs_wallet);
paytxid = Parseuint256((char *)params[0].get_str().c_str());
origtxid = Parseuint256((char *)params[1].get_str().c_str());
n = atoi((char *)params[2].get_str().c_str());
amount = atoi((char *)params[3].get_str().c_str());
hex = ChannelCollect(0,paytxid,origtxid,n,amount);
opentxid = Parseuint256((char *)params[0].get_str().c_str());
hex = ChannelClose(0,opentxid);
if ( hex.size() > 0 )
{
result.push_back(Pair("result", "success"));
result.push_back(Pair("hex", hex));
} else ERR_RESULT("couldnt create channelscollect transaction");
} else ERR_RESULT("couldnt create channelsclose transaction");
return(result);
}
UniValue channelsrefund(const UniValue& params, bool fHelp)
{
UniValue result(UniValue::VOBJ); struct CCcontract_info *cp,C; std::string hex; uint256 origtxid,stoptxid;
UniValue result(UniValue::VOBJ); struct CCcontract_info *cp,C; std::string hex; uint256 opentxid,closetxid;
cp = CCinit(&C,EVAL_CHANNELS);
if ( fHelp || params.size() != 2 )
throw runtime_error("channelsrefund stoptxid origtxid\n");
throw runtime_error("channelsrefund opentxid closetxid\n");
if ( ensure_CCrequirements() < 0 )
throw runtime_error("to use CC contracts, you need to launch daemon with valid -pubkey= for an address in your wallet\n");
const CKeyStore& keystore = *pwalletMain;
LOCK2(cs_main, pwalletMain->cs_wallet);
stoptxid = Parseuint256((char *)params[0].get_str().c_str());
origtxid = Parseuint256((char *)params[1].get_str().c_str());
hex = ChannelRefund(0,stoptxid,origtxid);
opentxid = Parseuint256((char *)params[0].get_str().c_str());
closetxid = Parseuint256((char *)params[1].get_str().c_str());
hex = ChannelRefund(0,opentxid,closetxid);
if ( hex.size() > 0 )
{
result.push_back(Pair("result", "success"));