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Blackweb.ro

a guest Mar 29th, 2018 69 Never
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  1. date +%s
  2.  
  3. if (false && block.GetHash() != hashGenesisBlock)
  4.         {
  5.             printf("Searching for genesis block...\n");
  6.             // This will figure out a valid hash and Nonce if you're
  7.             // creating a different genesis block:
  8.             uint256 hashTarget = CBigNum().SetCompact(block.nBits).getuint256();
  9.             uint256 thash;
  10.             char scratchpad[SCRYPT_SCRATCHPAD_SIZE];
  11.  
  12.             loop
  13.             {
  14. #if defined(USE_SSE2)
  15.                 // Detection would work, but in cases where we KNOW it always has SSE2,
  16.                 // it is faster to use directly than to use a function pointer or conditional.
  17. #if defined(_M_X64) || defined(__x86_64__) || defined(_M_AMD64) || (defined(MAC_OSX) && defined(__i386__))
  18.                 // Always SSE2: x86_64 or Intel MacOS X
  19.                 scrypt_1024_1_1_256_sp_sse2(BEGIN(block.nVersion), BEGIN(thash), scratchpad);
  20. #else
  21.                 // Detect SSE2: 32bit x86 Linux or Windows
  22.                 scrypt_1024_1_1_256_sp(BEGIN(block.nVersion), BEGIN(thash), scratchpad);
  23. #endif
  24. #else
  25.                 // Generic scrypt
  26.                 scrypt_1024_1_1_256_sp_generic(BEGIN(block.nVersion), BEGIN(thash), scratchpad);
  27. #endif
  28.                 if (thash <= hashTarget)
  29.                     break;
  30.                 if ((block.nNonce & 0xFFF) == 0)
  31.                 {
  32.                     printf("nonce %08X: hash = %s (target = %s)\n", block.nNonce, thash.ToString().c_str(), hashTarget.ToString().c_str());
  33.                 }
  34.                 ++block.nNonce;
  35.                 if (block.nNonce == 0)
  36.                 {
  37.                     printf("NONCE WRAPPED, incrementing time\n");
  38.                     ++block.nTime;
  39.                 }
  40.             }
  41.             printf("block.nTime = %u \n", block.nTime);
  42.             printf("block.nNonce = %u \n", block.nNonce);
  43.             printf("block.GetHash = %s\n", block.GetHash().ToString().c_str());
  44.         }
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