| 14 | |
| 15 | |
| 16 | void Unpack::Unpack29(bool Solid) |
| 17 | { |
| 18 | static unsigned char LDecode[]={0,1,2,3,4,5,6,7,8,10,12,14,16,20,24,28,32,40,48,56,64,80,96,112,128,160,192,224}; |
| 19 | static unsigned char LBits[]= {0,0,0,0,0,0,0,0,1, 1, 1, 1, 2, 2, 2, 2, 3, 3, 3, 3, 4, 4, 4, 4, 5, 5, 5, 5}; |
| 20 | static int DDecode[DC]; |
| 21 | static byte DBits[DC]; |
| 22 | static int DBitLengthCounts[]= {4,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,14,0,12}; |
| 23 | static unsigned char SDDecode[]={0,4,8,16,32,64,128,192}; |
| 24 | static unsigned char SDBits[]= {2,2,3, 4, 5, 6, 6, 6}; |
| 25 | unsigned int Bits; |
| 26 | |
| 27 | if (DDecode[1]==0) |
| 28 | { |
| 29 | int Dist=0,BitLength=0,Slot=0; |
| 30 | for (int I=0;I<ASIZE(DBitLengthCounts);I++,BitLength++) |
| 31 | for (int J=0;J<DBitLengthCounts[I];J++,Slot++,Dist+=(1<<BitLength)) |
| 32 | { |
| 33 | DDecode[Slot]=Dist; |
| 34 | DBits[Slot]=BitLength; |
| 35 | } |
| 36 | } |
| 37 | |
| 38 | FileExtracted=true; |
| 39 | |
| 40 | if (!Suspended) |
| 41 | { |
| 42 | UnpInitData(Solid); |
| 43 | if (!UnpReadBuf30()) |
| 44 | return; |
| 45 | if ((!Solid || !TablesRead3) && !ReadTables30()) |
| 46 | return; |
| 47 | } |
| 48 | |
| 49 | while (true) |
| 50 | { |
| 51 | UnpPtr&=MaxWinMask; |
| 52 | |
| 53 | if (Inp.InAddr>ReadBorder) |
| 54 | { |
| 55 | if (!UnpReadBuf30()) |
| 56 | break; |
| 57 | } |
| 58 | if (((WrPtr-UnpPtr) & MaxWinMask)<260 && WrPtr!=UnpPtr) |
| 59 | { |
| 60 | UnpWriteBuf30(); |
| 61 | if (WrittenFileSize>DestUnpSize) |
| 62 | return; |
| 63 | if (Suspended) |
| 64 | { |
| 65 | FileExtracted=false; |
| 66 | return; |
| 67 | } |
| 68 | } |
| 69 | if (UnpBlockType==BLOCK_PPM) |
| 70 | { |
| 71 | // Here speed is critical, so we do not use SafePPMDecodeChar, |
| 72 | // because sometimes even the inline function can introduce |
| 73 | // some additional penalty. |
nothing calls this directly
no test coverage detected