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Swap functions

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This commit is contained in:
jl777
2018-07-26 06:42:17 -11:00
parent 6d7133ae0c
commit fff7c5d249
3 changed files with 38 additions and 7 deletions
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35
src/cc/CCassetstx.cpp
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@@ -198,7 +198,7 @@ std::string CreateBuyOffer(uint64_t txfee,uint64_t bidamount,uint256 assetid,uin
return(0);
}
std::string CreateSell(uint64_t txfee,uint64_t askamount,uint256 assetid,uint256 assetid2,uint64_t pricetotal)
std::string CreateSell(uint64_t txfee,uint64_t askamount,uint256 assetid,uint64_t pricetotal)
{
CMutableTransaction mtx; CPubKey mypk; uint64_t inputs,CCchange; CScript opret; struct CCcontract_info *cp,C;
cp = CCinit(&C,EVAL_ASSETS);
@@ -209,6 +209,34 @@ std::string CreateSell(uint64_t txfee,uint64_t askamount,uint256 assetid,uint256
{
if ( (inputs= AddAssetInputs(cp,mtx,mypk,assetid,askamount,60)) > 0 )
{
if ( inputs < askamount )
askamount = inputs;
mtx.vout.push_back(MakeCC1vout(EVAL_ASSETS,askamount,GetUnspendable(cp,0)));
if ( inputs > askamount )
CCchange = (inputs - askamount);
if ( CCchange != 0 )
mtx.vout.push_back(MakeCC1vout(EVAL_ASSETS,CCchange,mypk));
opret = EncodeAssetOpRet('s',assetid,zeroid,pricetotal,Mypubkey());
return(FinalizeCCTx(cp,mtx,mypk,txfee,opret));
} else fprintf(stderr,"need some assets to place ask\n");
}
fprintf(stderr,"need some native coins to place ask\n");
return(0);
}
std::string CreateSwap(uint64_t txfee,uint64_t askamount,uint256 assetid,uint256 assetid2,uint64_t pricetotal)
{
CMutableTransaction mtx; CPubKey mypk; uint64_t inputs,CCchange; CScript opret; struct CCcontract_info *cp,C;
cp = CCinit(&C,EVAL_ASSETS);
if ( txfee == 0 )
txfee = 10000;
mypk = pubkey2pk(Mypubkey());
if ( AddNormalinputs(mtx,mypk,txfee,1) > 0 )
{
if ( (inputs= AddAssetInputs(cp,mtx,mypk,assetid,askamount,60)) > 0 )
{
if ( inputs < askamount )
askamount = inputs;
mtx.vout.push_back(MakeCC1vout(EVAL_ASSETS,askamount,GetUnspendable(cp,0)));
if ( inputs > askamount )
CCchange = (inputs - askamount);
@@ -216,7 +244,10 @@ std::string CreateSell(uint64_t txfee,uint64_t askamount,uint256 assetid,uint256
mtx.vout.push_back(MakeCC1vout(EVAL_ASSETS,CCchange,mypk));
if ( assetid2 == zeroid )
opret = EncodeAssetOpRet('s',assetid,zeroid,pricetotal,Mypubkey());
else opret = EncodeAssetOpRet('e',assetid,assetid2,pricetotal,Mypubkey());
else
{
opret = EncodeAssetOpRet('e',assetid,assetid2,pricetotal,Mypubkey());
}
return(FinalizeCCTx(cp,mtx,mypk,txfee,opret));
} else fprintf(stderr,"need some assets to place ask\n");
}