/*
* @brief step1:检查当前合约内容是否合法\n
* step2:遍历数据库中是有否有大于2条的数据，并且数据是有效的，输出指令流\n
* step3:写入当前tx的hash到数据库\n
*/
bool ProcessContract(const CONTRACT* const pContract)
{
LogPrint("ProcessContract",sizeof("ProcessContract"),STRING);
if(!CheckContact(pContract))
{
return false;
}
WriteOperate(pContract);
bool flag = false;
char hash[32]={0};
if(!GetCurTxHash(&hash))
return false;
if(!WriteData(&hash,32,&flag,1))
return false;
}
tuple<bool, uint64_t, string> CVmRunEvn::run(shared_ptr<CBaseTransaction>& Tx, CAccountViewCache& view, CScriptDBViewCache& VmDB, int nHeight,
uint64_t nBurnFactor, uint64_t &uRunStep) {
if(nBurnFactor == 0)
{
// assert(0);
return std::make_tuple (false, 0, string("VmScript nBurnFactor == 0 \n"));
}
m_ScriptDBTip = &VmDB;
CTransaction* tx = static_cast<CTransaction*>(Tx.get());
if(tx->llFees <= CBaseTransaction::nMinTxFee) {
return std::make_tuple (false, 0, string("vm run evn fee too litter\n"));
}
uint64_t maxstep = ((tx->llFees-CBaseTransaction::nMinTxFee)/ nBurnFactor) * 100;
if(maxstep > MAX_BLOCK_RUN_STEP){
maxstep = MAX_BLOCK_RUN_STEP;
}
LogPrint("vm", "tx hash:%s fees=%lld fuelrate=%lld maxstep:%d\n", Tx->GetHash().GetHex(), tx->llFees, nBurnFactor, maxstep);
if (!intial(Tx, view, nHeight)) {
return std::make_tuple (false, 0, string("VmScript inital Failed\n"));
}
int64_t step = pMcu.get()->run(maxstep,this);
if (0 == step) {
return std::make_tuple(false, 0, string("VmScript run Failed\n"));
} else if (-1 == step) {
return std::make_tuple(false, 0, string("execure tx contranct run step exceed the max step limit\n"));
}else{
uRunStep = step;
}
LogPrint("vm", "tx:%s,step:%ld\n", tx->ToString(view), uRunStep);
if (!CheckOperate(m_output)) {
return std::make_tuple (false, 0, string("VmScript CheckOperate Failed \n"));
}
if (!OpeatorAccount(m_output, view, nHeight)) {
return std::make_tuple (false, 0, string("VmScript OpeatorAccount Failed\n"));
}
LogPrint("vm", "isCheckAccount:%d\n", isCheckAccount);
if(isCheckAccount) {
LogPrint("vm","isCheckAccount is true\n");
if(!CheckAppAcctOperate(tx))
return std::make_tuple (false, 0, string("VmScript CheckAppAcct Failed\n"));
}
if(!OpeatorAppAccount(MapAppOperate, *m_ScriptDBTip))
{
return std::make_tuple (false, 0, string("OpeatorApp Account Failed\n"));
}
if(SysCfg().GetOutPutLog() && m_output.size() > 0) {
CScriptDBOperLog operlog;
uint256 txhash = GetCurTxHash();
if(!m_ScriptDBTip->WriteTxOutPut(txhash, m_output, operlog))
return std::make_tuple (false, 0, string("write tx out put Failed \n"));
m_dblog->push_back(operlog);
}
uint64_t spend = uRunStep * nBurnFactor;
if((spend < uRunStep) || (spend < nBurnFactor)){
return std::make_tuple (false, 0, string("mul error\n"));
}
return std::make_tuple (true, spend, string("VmScript Sucess\n"));
}
