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Faucet

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This commit is contained in:
jl777
2018-07-22 12:34:05 -11:00
parent f75227208f
commit 02c68a7b8c
5 changed files with 50 additions and 60 deletions
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58
src/cc/faucet.cpp
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@@ -43,18 +43,20 @@ CTxOut MakeFaucetVout(CAmount nValue,CPubKey pk)
return(vout);
}
uint64_t IsFaucetvout(uint64_t &price,std::vector<uint8_t> &origpubkey,CTransaction& tx,int32_t v,uint256 refassetid)
uint64_t IsFaucetvout(const CTransaction& tx,int32_t v)
{
char destaddr[64];
if ( tx.vout[v].scriptPubKey.IsPayToCryptoCondition() != 0 )
return(tx.vout[v].nValue);
{
if ( Getscriptaddress(destaddr,tx.vout[v].scriptPubKey) > 0 && strcmp(destaddr,FaucetCCaddr) == 0 )
return(tx.vout[v].nValue);
}
return(0);
}
#ifdef notyet
bool FaucetExactAmounts(Eval* eval,CTransaction &tx,uint256 assetid)
bool FaucetExactAmounts(Eval* eval,const CTransaction &tx)
{
CTransaction vinTx; uint256 hashBlock; int32_t i,numvins,numvouts; uint64_t inputs=0,outputs=0,assetoshis; std::vector<uint8_t> tmporigpubkey; uint64_t tmpprice;
CTransaction vinTx; uint256 hashBlock; int32_t i,numvins,numvouts; uint64_t inputs=0,outputs=0,assetoshis;
numvins = tx.vin.size();
numvouts = tx.vout.size();
for (i=1; i<numvins; i++)
@@ -63,13 +65,13 @@ bool FaucetExactAmounts(Eval* eval,CTransaction &tx,uint256 assetid)
{
if ( eval->GetTxUnconfirmed(tx.vin[i].prevout.hash,vinTx,hashBlock) == 0 )
return eval->Invalid("always should find vin, but didnt");
else if ( (assetoshis= IsFaucetvout(tmpprice,tmporigpubkey,vinTx,tx.vin[i].prevout.n,assetid)) != 0 )
else if ( (assetoshis= IsFaucetvout(vinTx,tx.vin[i].prevout.n)) != 0 )
inputs += assetoshis;
}
}
for (i=0; i<numvouts; i++)
{
if ( (assetoshis= IsFaucetvout(tmpprice,tmporigpubkey,tx,i,assetid)) != 0 )
if ( (assetoshis= IsFaucetvout(tx,i)) != 0 )
outputs += assetoshis;
}
if ( inputs != outputs )
@@ -77,42 +79,21 @@ bool FaucetExactAmounts(Eval* eval,CTransaction &tx,uint256 assetid)
else return(true);
}
bool FaucetValidate(Eval* eval,CTransaction &tx)
bool FaucetValidate(Eval* eval,const CTransaction &tx)
{
static uint256 zero;
CTxDestination address; CTransaction vinTx; uint256 hashBlock; int32_t i,numvins,preventCCvins,preventCCvouts; uint64_t nValue,assetoshis,outputs,inputs,tmpprice,ignore; std::vector<uint8_t> tmporigpubkey,ignorepubkey; char destaddr[64],origaddr[64],CCaddr[64];
fprintf(stderr,"FaucetValidate (%c)\n",funcid);
int32_t numvins,numvouts,preventCCvins,preventCCvouts;
fprintf(stderr,"FaucetValidate\n");
numvins = tx.vin.size();
numvouts = tx.vout.size();
outputs = inputs = 0;
preventCCvins = preventCCvouts = -1;
if ( IsCCInput(tx.vin[0].scriptSig) != 0 )
return eval->Invalid("illegal asset vin0");
else if ( numvouts < 1 )
return eval->Invalid("no vouts");
else if ( funcid != 'c' )
{
if ( assetid == zero )
return eval->Invalid("illegal assetid");
else if ( FaucetExactAmounts(eval,tx,assetid) == false )
eval->Invalid("asset inputs != outputs");
}
if ( preventCCvins >= 0 )
{
for (i=preventCCvins; i<numvins; i++)
{
if ( IsCCInput(tx.vin[i].scriptSig) != 0 )
return eval->Invalid("invalid CC vin");
}
}
if ( preventCCvouts >= 0 )
{
for (i=preventCCvouts; i<numvouts; i++)
{
if ( tx.vout[i].scriptPubKey.IsPayToCryptoCondition() != 0 )
return eval->Invalid("invalid CC vout");
}
}
return(true);
else if ( FaucetExactAmounts(eval,tx) == false )
eval->Invalid("asset inputs != outputs");
else return(PreventCC(tx,preventCCvins,numvins,preventCCvouts,numvouts));
}
bool ProcessFaucet(Eval* eval, std::vector<uint8_t> paramsNull,const CTransaction &ctx, unsigned int nIn)
@@ -121,12 +102,11 @@ bool ProcessFaucet(Eval* eval, std::vector<uint8_t> paramsNull,const CTransactio
txid = ctx.GetHash();
if ( txid == prevtxid )
return(true);
CTransaction tx = *(CTransaction *)&ctx;
if ( paramsNull.size() != 0 ) // Don't expect params
return eval->Invalid("Cannot have params");
else if ( tx.vout.size() == 0 )
else if ( ctx.vout.size() == 0 )
return eval->Invalid("no-vouts");
if ( FaucetValidate(eval,tx,n) != 0 )
if ( FaucetValidate(eval,ctx,n) != 0 )
{
prevtxid = txid;
return(true);