namespace SharpCompress.Compressors.Rar.UnpackV2017 { internal static class PackDef { // Combine pack and unpack constants to class to avoid polluting global // namespace with numerous short names. public const uint MAX_LZ_MATCH = 0x1001; public const uint MAX3_LZ_MATCH = 0x101; // Maximum match length for RAR v3. public const uint LOW_DIST_REP_COUNT = 16; public const uint NC = 306; /* alphabet = {0, 1, 2, ..., NC - 1} */ public const uint DC = 64; public const uint LDC = 16; public const uint RC = 44; public const uint HUFF_TABLE_SIZE = NC + DC + RC + LDC; public const uint BC = 20; public const uint NC30 = 299; /* alphabet = {0, 1, 2, ..., NC - 1} */ public const uint DC30 = 60; public const uint LDC30 = 17; public const uint RC30 = 28; public const uint BC30 = 20; public const uint HUFF_TABLE_SIZE30 = NC30 + DC30 + RC30 + LDC30; public const uint NC20 = 298; /* alphabet = {0, 1, 2, ..., NC - 1} */ public const uint DC20 = 48; public const uint RC20 = 28; public const uint BC20 = 19; public const uint MC20 = 257; // Largest alphabet size among all values listed above. public const uint LARGEST_TABLE_SIZE = 306; // enum { // CODE_HUFFMAN, CODE_LZ, CODE_REPEATLZ, CODE_CACHELZ, CODE_STARTFILE, // CODE_ENDFILE, CODE_FILTER, CODE_FILTERDATA // }; //enum FilterType { // These values must not be changed, because we use them directly // in RAR5 compression and decompression code. public const int FILTER_DELTA = 0; public const int FILTER_E8 = 1; public const int FILTER_E8E9 = 2; public const int FILTER_ARM = 3; public const int FILTER_AUDIO = 4; public const int FILTER_RGB = 5; public const int FILTER_ITANIUM = 6; public const int FILTER_PPM = 7; public const int FILTER_NONE = 8; //} } }