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Merge pull request #752 from jl777/jl777

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new PoS algo
This commit is contained in:
jl777
2018-07-10 06:59:50 -11:00
committed by GitHub
parent 6ca4a999ca 01994dbac7
commit a85084dc35
1 changed files with 39 additions and 13 deletions
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52
src/komodo_bitcoind.h
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@@ -580,6 +580,32 @@ uint32_t komodo_txtime(uint64_t *valuep,uint256 hash,int32_t n,char *destaddr)
return(tx.nLockTime);
}
uint32_t komodo_txtime2(uint64_t *valuep,uint256 hash,int32_t n,char *destaddr)
{
CTxDestination address; CBlockIndex *pindex; CTransaction tx; uint256 hashBlock; uint32_t txtime = 0;
*valuep = 0;
if (!GetTransaction(hash, tx,
#ifndef KOMODO_ZCASH
Params().GetConsensus(),
#endif
hashBlock, true))
{
//fprintf(stderr,"ERROR: %s/v%d locktime.%u\n",hash.ToString().c_str(),n,(uint32_t)tx.nLockTime);
return(0);
}
if ( (pindex= mapBlockIndex[hashBlock]) != 0 )
txtime = pindex->nTime;
else txtime = tx.nLockTime;
//fprintf(stderr,"%s/v%d locktime.%u\n",hash.ToString().c_str(),n,(uint32_t)tx.nLockTime);
if ( n < tx.vout.size() )
{
*valuep = tx.vout[n].nValue;
if (ExtractDestination(tx.vout[n].scriptPubKey, address))
strcpy(destaddr,CBitcoinAddress(address).ToString().c_str());
}
return(txtime);
}
void komodo_disconnect(CBlockIndex *pindex,CBlock& block)
{
char symbol[KOMODO_ASSETCHAIN_MAXLEN],dest[KOMODO_ASSETCHAIN_MAXLEN]; struct komodo_state *sp;
@@ -1138,9 +1164,8 @@ int32_t komodo_segids(uint8_t *hashbuf,int32_t height,int32_t n)
uint32_t komodo_stake(int32_t validateflag,arith_uint256 bnTarget,int32_t nHeight,uint256 txid,int32_t vout,uint32_t blocktime,uint32_t prevtime,char *destaddr)
{
CBlockIndex *pindex; bool fNegative,fOverflow; uint8_t hashbuf[256]; char address[64]; bits256 addrhash; arith_uint256 hashval,mindiff,ratio; uint256 hash,pasthash; int64_t diff=0; int32_t segid,minage,i,iter=0; uint32_t txtime,winner = 0 ; uint64_t value,coinage,supply = ASSETCHAINS_SUPPLY + nHeight*ASSETCHAINS_REWARD/SATOSHIDEN;
txtime = komodo_txtime(&value,txid,vout,address);
txtime -= KOMODO_MAXMEMPOOLTIME;
bool fNegative,fOverflow; uint8_t hashbuf[256]; char address[64]; bits256 addrhash; arith_uint256 hashval,mindiff,ratio; uint256 hash,pasthash; int32_t diff=0,segid,minage,i,iter=0; uint32_t txtime,winner = 0 ; uint64_t value,coinage;
txtime = komodo_txtime2(&value,txid,vout,address);
if ( validateflag == 0 && blocktime < GetAdjustedTime() )
blocktime = GetAdjustedTime();
if ( blocktime < prevtime+3 )
@@ -1157,7 +1182,6 @@ uint32_t komodo_stake(int32_t validateflag,arith_uint256 bnTarget,int32_t nHeigh
ratio = (mindiff / bnTarget);
if ( (minage= nHeight*3) > 6000 ) // about 100 blocks
minage = 6000;
pindex = 0;
vcalc_sha256(0,(uint8_t *)&addrhash,(uint8_t *)address,(int32_t)strlen(address));
segid = ((nHeight + addrhash.uints[0]) & 0x3f);
komodo_segids(hashbuf,nHeight-101,100);
@@ -1168,13 +1192,18 @@ uint32_t komodo_stake(int32_t validateflag,arith_uint256 bnTarget,int32_t nHeigh
for (iter=0; iter<3600; iter++)
{
diff = (iter + blocktime - txtime - minage);
if ( diff > 3600*24*30 )
if ( diff < 0 )
diff = 60;
else if ( diff > 3600*24*30 )
{
//printf("diff.%d (iter.%d blocktime.%u txtime.%u minage.%d)\n",(int32_t)diff,iter,blocktime,txtime,(int32_t)minage);
diff = 3600*24*30;
}
if ( iter > 0 )
diff += segid*2;
if ( blocktime+iter+segid*2 < txtime+minage )
continue;
coinage = (value * diff) * ((diff >> 16) + 1);
coinage = (value * diff);
hashval = ratio * (UintToArith256(hash) / arith_uint256(coinage+1));
if ( hashval <= bnTarget )
{
@@ -1188,27 +1217,24 @@ uint32_t komodo_stake(int32_t validateflag,arith_uint256 bnTarget,int32_t nHeigh
}
if ( validateflag != 0 )
{
/*for (i=31; i>=0; i--)
fprintf(stderr,"%02x",((uint8_t *)&ratio)[i]);
fprintf(stderr," ratio -> ");
for (i=31; i>=24; i--)
fprintf(stderr,"%02x",((uint8_t *)&hashval)[i]);
fprintf(stderr," vs target ");
fprintf(stderr," vs ");
for (i=31; i>=24; i--)
fprintf(stderr,"%02x",((uint8_t *)&bnTarget)[i]);
fprintf(stderr," segid.%d iter.%d winner.%d coinage.%llu %d ht.%d gap.%d %.8f diff.%d\n",segid,iter,winner,(long long)coinage,(int32_t)(blocktime - txtime),nHeight,(int32_t)(blocktime - prevtime),dstr(value),(int32_t)diff);*/
fprintf(stderr," segid.%d iter.%d winner.%d coinage.%llu %d ht.%d t.%u v%d diff.%d\n",segid,iter,winner,(long long)coinage,(int32_t)(blocktime - txtime),nHeight,blocktime,(int32_t)value,(int32_t)diff);
break;
}
}
//fprintf(stderr,"iterated until i.%d winner.%d\n",i,winner);
if ( 1 )
if ( 0 )
{
for (i=31; i>=24; i--)
fprintf(stderr,"%02x",((uint8_t *)&hashval)[i]);
fprintf(stderr," vs ");
for (i=31; i>=24; i--)
fprintf(stderr,"%02x",((uint8_t *)&bnTarget)[i]);
fprintf(stderr," segid.%d iter.%d winner.%d coinage.%llu %d ht.%d t.%u %.8f diff.%d\n",segid,iter,winner,(long long)coinage,(int32_t)(blocktime - txtime),nHeight,blocktime,dstr(value),(int32_t)diff);
fprintf(stderr," segid.%d iter.%d winner.%d coinage.%llu %d ht.%d t.%u v%d diff.%d\n",segid,iter,winner,(long long)coinage,(int32_t)(blocktime - txtime),nHeight,blocktime,(int32_t)value,(int32_t)diff);
}
if ( nHeight < 10 )
return(blocktime);