diff options
Diffstat (limited to 'src/miner.cpp')
-rw-r--r-- | src/miner.cpp | 104 |
1 files changed, 54 insertions, 50 deletions
diff --git a/src/miner.cpp b/src/miner.cpp index ecc40ac708..edfbbf5736 100644 --- a/src/miner.cpp +++ b/src/miner.cpp @@ -10,9 +10,6 @@ #include "net.h" #include "wallet.h" -double dHashesPerSec = 0.0; -int64_t nHPSTimerStart = 0; - ////////////////////////////////////////////////////////////////////////////// // // BitcoinMiner @@ -54,41 +51,6 @@ void SHA256Transform(void* pstate, void* pinput, const void* pinit) ((uint32_t*)pstate)[i] = ctx.h[i]; } -// -// ScanHash scans nonces looking for a hash with at least some zero bits. -// It operates on big endian data. Caller does the byte reversing. -// All input buffers are 16-byte aligned. nNonce is usually preserved -// between calls, but periodically or if nNonce is 0xffff0000 or above, -// the block is rebuilt and nNonce starts over at zero. -// -unsigned int static ScanHash_CryptoPP(char* pmidstate, char* pdata, char* phash1, char* phash, unsigned int& nHashesDone) -{ - unsigned int& nNonce = *(unsigned int*)(pdata + 12); - for (;;) - { - // Crypto++ SHA256 - // Hash pdata using pmidstate as the starting state into - // pre-formatted buffer phash1, then hash phash1 into phash - nNonce++; - SHA256Transform(phash1, pdata, pmidstate); - SHA256Transform(phash, phash1, pSHA256InitState); - - // Return the nonce if the hash has at least some zero bits, - // caller will check if it has enough to reach the target - if (((unsigned short*)phash)[14] == 0) - return nNonce; - - // If nothing found after trying for a while, return -1 - if ((nNonce & 0xffff) == 0) - { - nHashesDone = 0xffff+1; - return (unsigned int) -1; - } - if ((nNonce & 0xfff) == 0) - boost::this_thread::interruption_point(); - } -} - // Some explaining would be appreciated class COrphan { @@ -162,7 +124,7 @@ CBlockTemplate* CreateNewBlock(const CScript& scriptPubKeyIn) pblocktemplate->vTxSigOps.push_back(-1); // updated at end // Largest block you're willing to create: - unsigned int nBlockMaxSize = GetArg("-blockmaxsize", MAX_BLOCK_SIZE_GEN/2); + unsigned int nBlockMaxSize = GetArg("-blockmaxsize", DEFAULT_BLOCK_MAX_SIZE); // Limit to betweeen 1K and MAX_BLOCK_SIZE-1K for sanity: nBlockMaxSize = std::max((unsigned int)1000, std::min((unsigned int)(MAX_BLOCK_SIZE-1000), nBlockMaxSize)); @@ -381,16 +343,6 @@ CBlockTemplate* CreateNewBlock(const CScript& scriptPubKeyIn) return pblocktemplate.release(); } -CBlockTemplate* CreateNewBlockWithKey(CReserveKey& reservekey) -{ - CPubKey pubkey; - if (!reservekey.GetReservedKey(pubkey)) - return NULL; - - CScript scriptPubKey = CScript() << pubkey << OP_CHECKSIG; - return CreateNewBlock(scriptPubKey); -} - void IncrementExtraNonce(CBlock* pblock, CBlockIndex* pindexPrev, unsigned int& nExtraNonce) { // Update nExtraNonce @@ -454,6 +406,58 @@ void FormatHashBuffers(CBlock* pblock, char* pmidstate, char* pdata, char* phash memcpy(phash1, &tmp.hash1, 64); } +#ifdef ENABLE_WALLET +////////////////////////////////////////////////////////////////////////////// +// +// Internal miner +// +double dHashesPerSec = 0.0; +int64_t nHPSTimerStart = 0; + +// +// ScanHash scans nonces looking for a hash with at least some zero bits. +// It operates on big endian data. Caller does the byte reversing. +// All input buffers are 16-byte aligned. nNonce is usually preserved +// between calls, but periodically or if nNonce is 0xffff0000 or above, +// the block is rebuilt and nNonce starts over at zero. +// +unsigned int static ScanHash_CryptoPP(char* pmidstate, char* pdata, char* phash1, char* phash, unsigned int& nHashesDone) +{ + unsigned int& nNonce = *(unsigned int*)(pdata + 12); + for (;;) + { + // Crypto++ SHA256 + // Hash pdata using pmidstate as the starting state into + // pre-formatted buffer phash1, then hash phash1 into phash + nNonce++; + SHA256Transform(phash1, pdata, pmidstate); + SHA256Transform(phash, phash1, pSHA256InitState); + + // Return the nonce if the hash has at least some zero bits, + // caller will check if it has enough to reach the target + if (((unsigned short*)phash)[14] == 0) + return nNonce; + + // If nothing found after trying for a while, return -1 + if ((nNonce & 0xffff) == 0) + { + nHashesDone = 0xffff+1; + return (unsigned int) -1; + } + if ((nNonce & 0xfff) == 0) + boost::this_thread::interruption_point(); + } +} + +CBlockTemplate* CreateNewBlockWithKey(CReserveKey& reservekey) +{ + CPubKey pubkey; + if (!reservekey.GetReservedKey(pubkey)) + return NULL; + + CScript scriptPubKey = CScript() << pubkey << OP_CHECKSIG; + return CreateNewBlock(scriptPubKey); +} bool CheckWork(CBlock* pblock, CWallet& wallet, CReserveKey& reservekey) { @@ -665,5 +669,5 @@ void GenerateBitcoins(bool fGenerate, CWallet* pwallet, int nThreads) minerThreads->create_thread(boost::bind(&BitcoinMiner, pwallet)); } - +#endif |