4.20

7zip/Compress/BZip2/BZip2Const.h

@@ -0,0 +1,54 @@
+// Compress/BZip2Const.h
+
+#ifndef __COMPRESS_BZIP2_CONST_H
+#define __COMPRESS_BZIP2_CONST_H
+
+namespace NCompress {
+namespace NBZip2 {
+
+const Byte kArSig0 = 'B';
+const Byte kArSig1 = 'Z';
+const Byte kArSig2 = 'h';
+const Byte kArSig3 = '0';
+
+const Byte kFinSig0 = 0x17;
+const Byte kFinSig1 = 0x72;
+const Byte kFinSig2 = 0x45;
+const Byte kFinSig3 = 0x38;
+const Byte kFinSig4 = 0x50;
+const Byte kFinSig5 = 0x90;
+
+const Byte kBlockSig0 = 0x31;
+const Byte kBlockSig1 = 0x41;
+const Byte kBlockSig2 = 0x59;
+const Byte kBlockSig3 = 0x26;
+const Byte kBlockSig4 = 0x53;
+const Byte kBlockSig5 = 0x59;
+
+const int kNumOrigBits = 24;
+
+const int kNumTablesBits = 3;
+const int kNumTablesMin = 2;
+const int kNumTablesMax = 6;
+
+const int kNumLevelsBits = 5;
+
+const int kMaxHuffmanLen = 20; // Check it
+
+const int kMaxAlphaSize = 258;
+
+const int kGroupSize = 50;
+
+const int kBlockSizeMultMin = 1;
+const int kBlockSizeMultMax = 9;
+const UInt32 kBlockSizeStep = 100000;
+const UInt32 kBlockSizeMax = kBlockSizeMultMax * kBlockSizeStep;
+
+const int kNumSelectorsBits = 15;
+const UInt32 kNumSelectorsMax = (2 + (kBlockSizeMax / kGroupSize));
+
+const int kRleModeRepSize = 4;
+
+}}
+
+#endif