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added nouce calculation

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This commit is contained in:
Evan 2014-01-10 18:38:44 -07:00
parent b361105046
commit b3b594039d
1 changed files with 32 additions and 2 deletions
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34
src/main.cpp
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@ -31,7 +31,7 @@ CTxMemPool mempool;
unsigned int nTransactionsUpdated = 0;
map<uint256, CBlockIndex*> mapBlockIndex;
uint256 hashGenesisBlock("0x61a8e2e4a21ff79a135f0928e958ef3e9d8031f52a977ac0f49cfd9cecb33cf6");
uint256 hashGenesisBlock("0xa8f2c5db0ff04ecc771dc58964473b5d565902628b05b13130f157dab27701ba");
static CBigNum bnProofOfWorkLimit(~uint256(0) >> 20); // Xcoin: starting difficulty is 1 / 2^12
CBlockIndex* pindexGenesisBlock = NULL;
int nBestHeight = -1;
@ -2770,7 +2770,7 @@ bool InitBlockIndex() {
block.nVersion = 1;
block.nTime = 1389401959;
block.nBits = 0x1e0ffff0;
block.nNonce = 1084524493;
block.nNonce = 17355177984;
if (fTestNet)
{
@ -2778,6 +2778,36 @@ bool InitBlockIndex() {
block.nNonce = 385270584;
}
if (true && block.GetHash() != hashGenesisBlock)
{
printf("Searching for genesis block...\n");
// This will figure out a valid hash and Nonce if you're
// creating a different genesis block:
uint256 hashTarget = CBigNum().SetCompact(block.nBits).getuint256();
uint256 thash;
char scratchpad[SCRYPT_SCRATCHPAD_SIZE];
loop
{
scrypt_1024_1_1_256_sp(BEGIN(block.nVersion), BEGIN(thash), scratchpad);
if (thash <= hashTarget)
break;
if ((block.nNonce & 0xFFF) == 0)
{
printf("nonce %08X: hash = %s (target = %s)\n", block.nNonce, thash.ToString().c_str(), hashTarget.ToString().c_str());
}
++block.nNonce;
if (block.nNonce == 0)
{
printf("NONCE WRAPPED, incrementing time\n");
++block.nTime;
}
}
printf("block.nTime = %u \n", block.nTime);
printf("block.nNonce = %u \n", block.nNonce);
printf("block.GetHash = %s\n", block.GetHash().ToString().c_str());
}
//// debug print
uint256 hash = block.GetHash();
printf("%s\n", hash.ToString().c_str());