GOSTSec
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gostcoin
mirror of https://github.com/GOSTSec/gostcoin
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start mining from randon nonce

pull/5/head
orignal 8 years ago
parent
cbee8adc0a
commit
b2efd40551
1 changed files with 94 additions and 90 deletions
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  1. 184
      src/main.cpp

184
src/main.cpp
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@ -4704,96 +4704,100 @@ void static GostcoinMiner(CWallet *pwallet) @@ -4704,96 +4704,100 @@ void static GostcoinMiner(CWallet *pwallet)
CReserveKey reservekey(pwallet);
unsigned int nExtraNonce = 0;
try { loop {
// TODO:
/* while (vNodes.empty())
MilliSleep(1000);*/
//
// Create new block
//
unsigned int nTransactionsUpdatedLast = nTransactionsUpdated;
CBlockIndex* pindexPrev = pindexBest;
auto_ptr<CBlockTemplate> pblocktemplate(CreateNewBlockWithKey(reservekey));
if (!pblocktemplate.get())
return;
CBlock *pblock = &pblocktemplate->block;
IncrementExtraNonce(pblock, pindexPrev, nExtraNonce);
printf("Running GostcoinMiner with %" PRIszu " transactions in block (%u bytes)\n", pblock->vtx.size(),
::GetSerializeSize(*pblock, SER_NETWORK, PROTOCOL_VERSION));
//
// Solve
//
int64 nStart = GetTime();
uint256 hashTarget = CBigNum().SetCompact(pblock->nBits).getuint256();
loop
{
unsigned int nHashesDone = 0;
loop
{
if (pblock->GetHash() <= hashTarget)
{
// Found a solution
SetThreadPriority(THREAD_PRIORITY_NORMAL);
CheckWork(pblock, *pwallet, reservekey);
SetThreadPriority(THREAD_PRIORITY_LOWEST);
break;
}
pblock->nNonce += 1;
nHashesDone += 1;
if ((pblock->nNonce & 0xFF) == 0)
break;
}
// Meter hashes/sec
static int64 nHashCounter;
if (nHPSTimerStart == 0)
{
nHPSTimerStart = GetTimeMillis();
nHashCounter = 0;
}
else
nHashCounter += nHashesDone;
if (GetTimeMillis() - nHPSTimerStart > 4000)
{
static CCriticalSection cs;
{
LOCK(cs);
if (GetTimeMillis() - nHPSTimerStart > 4000)
{
dHashesPerSec = 1000.0 * nHashCounter / (GetTimeMillis() - nHPSTimerStart);
nHPSTimerStart = GetTimeMillis();
nHashCounter = 0;
static int64 nLogTime;
if (GetTime() - nLogTime > 30 * 60)
{
nLogTime = GetTime();
printf("hashmeter %6.0f khash/s\n", dHashesPerSec/1000.0);
}
}
}
}
// Check for stop or if block needs to be rebuilt
boost::this_thread::interruption_point();
// TODO:
/* if (vNodes.empty())
break;*/
if (pblock->nNonce >= 0xffff0000)
break;
if (nTransactionsUpdated != nTransactionsUpdatedLast && GetTime() - nStart > 60)
break;
if (pindexPrev != pindexBest)
break;
// Update nTime every few seconds
pblock->UpdateTime(pindexPrev);
}
} }
try
{
loop
{
while (vNodes.empty())
MilliSleep(1000);
//
// Create new block
//
unsigned int nTransactionsUpdatedLast = nTransactionsUpdated;
CBlockIndex* pindexPrev = pindexBest;
auto_ptr<CBlockTemplate> pblocktemplate(CreateNewBlockWithKey(reservekey));
if (!pblocktemplate.get())
return;
CBlock *pblock = &pblocktemplate->block;
RAND_bytes ((uint8_t *)&pblock->nNonce, 4);
IncrementExtraNonce(pblock, pindexPrev, nExtraNonce);
printf("Running GostcoinMiner with %" PRIszu " transactions in block (%u bytes)\n", pblock->vtx.size(),
::GetSerializeSize(*pblock, SER_NETWORK, PROTOCOL_VERSION));
//
// Solve
//
int64 nStart = GetTime();
uint256 hashTarget = CBigNum().SetCompact(pblock->nBits).getuint256();
loop
{
unsigned int nHashesDone = 0;
loop
{
if (pblock->GetHash() <= hashTarget)
{
// Found a solution
SetThreadPriority(THREAD_PRIORITY_NORMAL);
CheckWork(pblock, *pwallet, reservekey);
SetThreadPriority(THREAD_PRIORITY_LOWEST);
break;
}
pblock->nNonce += 1;
nHashesDone += 1;
if ((pblock->nNonce & 0xFF) == 0)
break;
}
// Meter hashes/sec
static int64 nHashCounter;
if (nHPSTimerStart == 0)
{
nHPSTimerStart = GetTimeMillis();
nHashCounter = 0;
}
else
nHashCounter += nHashesDone;
if (GetTimeMillis() - nHPSTimerStart > 4000)
{
static CCriticalSection cs;
{
LOCK(cs);
if (GetTimeMillis() - nHPSTimerStart > 4000)
{
dHashesPerSec = 1000.0 * nHashCounter / (GetTimeMillis() - nHPSTimerStart);
nHPSTimerStart = GetTimeMillis();
nHashCounter = 0;
static int64 nLogTime;
if (GetTime() - nLogTime > 30 * 60)
{
nLogTime = GetTime();
printf("hashmeter %6.0f khash/s\n", dHashesPerSec/1000.0);
}
}
}
}
// Check for stop or if block needs to be rebuilt
boost::this_thread::interruption_point();
if (vNodes.empty())
break;
if (pblock->nNonce >= 0xffff0000)
break;
if (nTransactionsUpdated != nTransactionsUpdatedLast && GetTime() - nStart > 60)
break;
if (pindexPrev != pindexBest)
break;
// Update nTime every few seconds
pblock->UpdateTime(pindexPrev);
}
}
}
catch (boost::thread_interrupted)
{
printf("GostcoinMiner terminated\n");

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