951   UInt32 numAvail, mainLen, numPairs, repMaxIndex, i, posState, lenEnd, len, cur;  in GetOptimum()  local
968     mainLen = ReadMatchDistances(p, &numPairs);  in GetOptimum()
971     mainLen = p->longestMatchLength;  in GetOptimum()
1012   if (mainLen >= p->numFastBytes)  in GetOptimum()
1015     MovePos(p, mainLen - 1);  in GetOptimum()
1016     return mainLen;  in GetOptimum()
1021   if (mainLen < 2 && curByte != matchByte && repLens[repMaxIndex] < 2)  in GetOptimum()
1053   lenEnd = ((mainLen >= repLens[repMaxIndex]) ? mainLen : repLens[repMaxIndex]);  in GetOptimum()
1095   if (len <= mainLen)  in GetOptimum()
1511   UInt32 numAvail, mainLen, mainDist, numPairs, repIndex, repLen, i;  in GetOptimumFast()  local
1516     mainLen = ReadMatchDistances(p, &numPairs);  in GetOptimumFast()
1519     mainLen = p->longestMatchLength;  in GetOptimumFast()
1553   if (mainLen >= p->numFastBytes)  in GetOptimumFast()
1556     MovePos(p, mainLen - 1);  in GetOptimumFast()
1557     return mainLen;  in GetOptimumFast()
1561   if (mainLen >= 2)  in GetOptimumFast()
1564     while (numPairs > 2 && mainLen == matches[numPairs - 4] + 1)  in GetOptimumFast()
1569       mainLen = matches[numPairs - 2];  in GetOptimumFast()
1572     if (mainLen == 2 && mainDist >= 0x80)  in GetOptimumFast()
1573       mainLen = 1;  in GetOptimumFast()
1577         (repLen + 1 >= mainLen) ||  in GetOptimumFast()
1578         (repLen + 2 >= mainLen && mainDist >= (1 << 9)) ||  in GetOptimumFast()
1579         (repLen + 3 >= mainLen && mainDist >= (1 << 15))))  in GetOptimumFast()
1586   if (mainLen < 2 || numAvail <= 2)  in GetOptimumFast()
1593     if ((p->longestMatchLength >= mainLen && newDistance < mainDist) ||  in GetOptimumFast()
1594         (p->longestMatchLength == mainLen + 1 && !ChangePair(mainDist, newDistance)) ||  in GetOptimumFast()
1595         (p->longestMatchLength > mainLen + 1) ||  in GetOptimumFast()
1596         (p->longestMatchLength + 1 >= mainLen && mainLen >= 3 && ChangePair(newDistance, mainDist)))  in GetOptimumFast()
1607     limit = mainLen - 1;  in GetOptimumFast()
1613   MovePos(p, mainLen - 2);  in GetOptimumFast()
1614   return mainLen;  in GetOptimumFast()