diff options
Diffstat (limited to 'src/libs/7zip/win/CPP/7zip/Compress/DeflateConst.h')
-rw-r--r-- | src/libs/7zip/win/CPP/7zip/Compress/DeflateConst.h | 134 |
1 files changed, 0 insertions, 134 deletions
diff --git a/src/libs/7zip/win/CPP/7zip/Compress/DeflateConst.h b/src/libs/7zip/win/CPP/7zip/Compress/DeflateConst.h deleted file mode 100644 index 00e5ab8bf..000000000 --- a/src/libs/7zip/win/CPP/7zip/Compress/DeflateConst.h +++ /dev/null @@ -1,134 +0,0 @@ -// DeflateConst.h - -#ifndef __DEFLATE_CONST_H -#define __DEFLATE_CONST_H - -namespace NCompress { -namespace NDeflate { - -const int kNumHuffmanBits = 15; - -const UInt32 kHistorySize32 = (1 << 15); -const UInt32 kHistorySize64 = (1 << 16); - -const UInt32 kDistTableSize32 = 30; -const UInt32 kDistTableSize64 = 32; - -const UInt32 kNumLenSymbols32 = 256; -const UInt32 kNumLenSymbols64 = 255; // don't change it. It must be <= 255. -const UInt32 kNumLenSymbolsMax = kNumLenSymbols32; - -const UInt32 kNumLenSlots = 29; - -const UInt32 kFixedDistTableSize = 32; -const UInt32 kFixedLenTableSize = 31; - -const UInt32 kSymbolEndOfBlock = 0x100; -const UInt32 kSymbolMatch = kSymbolEndOfBlock + 1; - -const UInt32 kMainTableSize = kSymbolMatch + kNumLenSlots; -const UInt32 kFixedMainTableSize = kSymbolMatch + kFixedLenTableSize; - -const UInt32 kLevelTableSize = 19; - -const UInt32 kTableDirectLevels = 16; -const UInt32 kTableLevelRepNumber = kTableDirectLevels; -const UInt32 kTableLevel0Number = kTableLevelRepNumber + 1; -const UInt32 kTableLevel0Number2 = kTableLevel0Number + 1; - -const UInt32 kLevelMask = 0xF; - -const Byte kLenStart32[kFixedLenTableSize] = - {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, 255, 0, 0}; -const Byte kLenStart64[kFixedLenTableSize] = - {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, 0, 0, 0}; - -const Byte kLenDirectBits32[kFixedLenTableSize] = - {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, 0, 0, 0}; -const Byte kLenDirectBits64[kFixedLenTableSize] = - {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, 16, 0, 0}; - -const UInt32 kDistStart[kDistTableSize64] = - {0,1,2,3,4,6,8,12,16,24,32,48,64,96,128,192,256,384,512,768, - 1024,1536,2048,3072,4096,6144,8192,12288,16384,24576,32768,49152}; -const Byte kDistDirectBits[kDistTableSize64] = - {0,0,0,0,1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,9,9,10,10,11,11,12,12,13,13,14,14}; - -const Byte kLevelDirectBits[3] = {2, 3, 7}; - -const Byte kCodeLengthAlphabetOrder[kLevelTableSize] = {16, 17, 18, 0, 8, 7, 9, 6, 10, 5, 11, 4, 12, 3, 13, 2, 14, 1, 15}; - -const UInt32 kMatchMinLen = 3; -const UInt32 kMatchMaxLen32 = kNumLenSymbols32 + kMatchMinLen - 1; //256 + 2 -const UInt32 kMatchMaxLen64 = kNumLenSymbols64 + kMatchMinLen - 1; //255 + 2 -const UInt32 kMatchMaxLen = kMatchMaxLen32; - -const int kFinalBlockFieldSize = 1; - -namespace NFinalBlockField -{ - enum - { - kNotFinalBlock = 0, - kFinalBlock = 1 - }; -} - -const int kBlockTypeFieldSize = 2; - -namespace NBlockType -{ - enum - { - kStored = 0, - kFixedHuffman = 1, - kDynamicHuffman = 2 - }; -} - -const int kNumLenCodesFieldSize = 5; -const int kNumDistCodesFieldSize = 5; -const int kNumLevelCodesFieldSize = 4; - -const UInt32 kNumLitLenCodesMin = 257; -const UInt32 kNumDistCodesMin = 1; -const UInt32 kNumLevelCodesMin = 4; - -const int kLevelFieldSize = 3; - -const int kStoredBlockLengthFieldSize = 16; - -struct CLevels -{ - Byte litLenLevels[kFixedMainTableSize]; - Byte distLevels[kFixedDistTableSize]; - - void SubClear() - { - UInt32 i; - for(i = kNumLitLenCodesMin; i < kFixedMainTableSize; i++) - litLenLevels[i] = 0; - for(i = 0; i < kFixedDistTableSize; i++) - distLevels[i] = 0; - } - - void SetFixedLevels() - { - int i; - - for (i = 0; i < 144; i++) - litLenLevels[i] = 8; - for (; i < 256; i++) - litLenLevels[i] = 9; - for (; i < 280; i++) - litLenLevels[i] = 7; - for (; i < 288; i++) - litLenLevels[i] = 8; - for (i = 0; i < kFixedDistTableSize; i++) // test it: InfoZip only uses kDistTableSize - distLevels[i] = 5; - } -}; - -}} - -#endif |