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Initial PegsCC implementation (#27)

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This commit is contained in:
Mihailo Milenkovic
2019-07-04 11:23:55 +02:00
committed by GitHub
parent 0c6c4a9501
commit 1f013df156
22 changed files with 1581 additions and 89 deletions
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57
src/importcoin.cpp
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@@ -75,6 +75,18 @@ CTransaction MakeImportCoinTransaction(const ImportProof proof, const CTransacti
return CTransaction(mtx);
}
CTransaction MakePegsImportCoinTransaction(const ImportProof proof, const CTransaction burnTx, const std::vector<CTxOut> payouts, uint32_t nExpiryHeightOverride)
{
CMutableTransaction mtx; uint256 accounttxid,pegstxid,tokenid; CScript opret; CScript scriptSig;
mtx=MakeImportCoinTransaction(proof,burnTx,payouts);
// for spending markers in import tx - to track account state
accounttxid=burnTx.vin[0].prevout.hash;
mtx.vin.push_back(CTxIn(accounttxid,0,CScript()));
mtx.vin.push_back(CTxIn(accounttxid,1,CScript()));
return (mtx);
}
CTxOut MakeBurnOutput(CAmount value, uint32_t targetCCid, const std::string targetSymbol, const std::vector<CTxOut> payouts, const std::vector<uint8_t> rawproof)
{
@@ -123,13 +135,30 @@ CTxOut MakeBurnOutput(CAmount value, uint32_t targetCCid, std::string targetSymb
return CTxOut(value, CScript() << OP_RETURN << opret);
}
CTxOut MakeBurnOutput(CAmount value,uint32_t targetCCid,std::string targetSymbol,const std::vector<CTxOut> payouts,std::vector<uint8_t> rawproof,uint256 pegstxid,
uint256 tokenid,CPubKey srcpub,int64_t amount,std::pair<int64_t,int64_t> account)
{
std::vector<uint8_t> opret;
opret = E_MARSHAL(ss << (uint8_t)EVAL_IMPORTCOIN;
ss << VARINT(targetCCid);
ss << targetSymbol;
ss << SerializeHash(payouts);
ss << rawproof;
ss << pegstxid;
ss << tokenid;
ss << srcpub;
ss << amount;
ss << account);
return CTxOut(value, CScript() << OP_RETURN << opret);
}
bool UnmarshalImportTx(const CTransaction importTx, ImportProof &proof, CTransaction &burnTx, std::vector<CTxOut> &payouts)
{
if (importTx.vout.size() < 1)
return false;
if (importTx.vin.size() != 1 || importTx.vin[0].scriptSig != (CScript() << E_MARSHAL(ss << EVAL_IMPORTCOIN))) {
if ((!importTx.IsPegsImport() && importTx.vin.size() != 1) || importTx.vin[0].scriptSig != (CScript() << E_MARSHAL(ss << EVAL_IMPORTCOIN))) {
LOGSTREAM("importcoin", CCLOG_INFO, stream << "UnmarshalImportTx() incorrect import tx vin" << std::endl);
return false;
}
@@ -263,17 +292,35 @@ bool UnmarshalBurnTx(const CTransaction burnTx,uint256 &bindtxid,std::vector<CPu
ss >> amount));
}
bool UnmarshalBurnTx(const CTransaction burnTx,uint256 &pegstxid,uint256 &tokenid,CPubKey &srcpub, int64_t &amount,std::pair<int64_t,int64_t> &account)
{
std::vector<uint8_t> burnOpret,rawproof; bool isEof=true;
uint32_t targetCCid; uint256 payoutsHash; std::string targetSymbol;
uint8_t evalCode;
if (burnTx.vout.size() == 0) return false;
GetOpReturnData(burnTx.vout.back().scriptPubKey, burnOpret);
return (E_UNMARSHAL(burnOpret, ss >> evalCode;
ss >> VARINT(targetCCid);
ss >> targetSymbol;
ss >> payoutsHash;
ss >> rawproof;
ss >> pegstxid;
ss >> tokenid;
ss >> srcpub;
ss >> amount;
ss >> account));
}
/*
* Required by main
*/
CAmount GetCoinImportValue(const CTransaction &tx)
{
ImportProof proof;
CTransaction burnTx;
std::vector<CTxOut> payouts;
ImportProof proof; CTransaction burnTx; std::vector<CTxOut> payouts;
bool isNewImportTx = false;
if ((isNewImportTx = UnmarshalImportTx(tx, proof, burnTx, payouts))) {
if (burnTx.vout.size() > 0) {
vscript_t vburnOpret;