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Merge pull request #273 from KOLANICH-libs/sizes_enums

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Add enums for sizes of different data structures in `pklib.h`.
This commit is contained in:
Ladislav Zezula
2022-12-16 20:01:32 +01:00
committed by GitHub
parent 3235d01eab 59f4f99e1a
commit c3bb7c3640
1 changed files with 53 additions and 29 deletions
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82
src/pklib/pklib.h
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@@ -27,6 +27,30 @@
#define CMP_IMPLODE_DICT_SIZE2 2048 // Dictionary size of 2048
#define CMP_IMPLODE_DICT_SIZE3 4096 // Dictionary size of 4096
enum CommonSizes {
OUT_BUFF_SIZE = 0x802
};
enum LUTSizes {
DIST_SIZES = 0x40,
CH_BITS_ASC_SIZE = 0x100,
LENS_SIZES = 0x10,
};
enum ImplodeSizes {
OFFSS_SIZE2 = 0x204,
LITERALS_COUNT = 0x306,
HASHTABLE_SIZE = 0x900,
BUFF_SIZE = 0x2204,
};
enum ExplodeSizes{
IN_BUFF_SIZE = 0x800,
CODES_SIZE = 0x100,
OFFSS_SIZE = 0x100,
OFFSS_SIZE1 = 0x80,
};
//-----------------------------------------------------------------------------
// Define calling convention
@@ -51,25 +75,25 @@ typedef struct
unsigned int dsize_mask; // 0010: Bit mask for dictionary. 0x0F = 0x400, 0x1F = 0x800, 0x3F = 0x1000
unsigned int ctype; // 0014: Compression type (CMP_ASCII or CMP_BINARY)
unsigned int dsize_bytes; // 0018: Dictionary size in bytes
unsigned char dist_bits[0x40]; // 001C: Distance bits
unsigned char dist_codes[0x40]; // 005C: Distance codes
unsigned char nChBits[0x306]; // 009C: Table of literal bit lengths to be put to the output stream
unsigned short nChCodes[0x306]; // 03A2: Table of literal codes to be put to the output stream
unsigned char dist_bits[DIST_SIZES]; // 001C: Distance bits
unsigned char dist_codes[DIST_SIZES]; // 005C: Distance codes
unsigned char nChBits[LITERALS_COUNT]; // 009C: Table of literal bit lengths to be put to the output stream
unsigned short nChCodes[LITERALS_COUNT];// 03A2: Table of literal codes to be put to the output stream
unsigned short offs09AE; // 09AE:
void * param; // 09B0: User parameter
unsigned int (*read_buf)(char *buf, unsigned int *size, void *param); // 9B4
void (*write_buf)(char *buf, unsigned int *size, void *param); // 9B8
unsigned short offs09BC[0x204]; // 09BC:
unsigned short offs09BC[OFFSS_SIZE2]; // 09BC:
unsigned long offs0DC4; // 0DC4:
unsigned short phash_to_index[0x900]; // 0DC8: Array of indexes (one for each PAIR_HASH) to the "pair_hash_offsets" table
unsigned short phash_to_index[HASHTABLE_SIZE]; // 0DC8: Array of indexes (one for each PAIR_HASH) to the "pair_hash_offsets" table
unsigned short phash_to_index_end; // 1FC8: End marker for "phash_to_index" table
char out_buff[0x802]; // 1FCA: Compressed data
unsigned char work_buff[0x2204]; // 27CC: Work buffer
char out_buff[OUT_BUFF_SIZE]; // 1FCA: Compressed data
unsigned char work_buff[BUFF_SIZE]; // 27CC: Work buffer
// + DICT_OFFSET => Dictionary
// + UNCMP_OFFSET => Uncompressed data
unsigned short phash_offs[0x2204]; // 49D0: Table of offsets for each PAIR_HASH
unsigned short phash_offs[BUFF_SIZE]; // 49D0: Table of offsets for each PAIR_HASH
} TCmpStruct;
#define CMP_BUFFER_SIZE sizeof(TCmpStruct) // Size of compression structure.
@@ -96,18 +120,18 @@ typedef struct
// 0x0000 - 0x0FFF: Previous uncompressed data, kept for repetitions
// 0x1000 - 0x1FFF: Currently decompressed data
// 0x2000 - 0x2203: Reserve space for the longest possible repetition
unsigned char in_buff[0x800]; // 2234: Buffer for data to be decompressed
unsigned char DistPosCodes[0x100]; // 2A34: Table of distance position codes
unsigned char LengthCodes[0x100]; // 2B34: Table of length codes
unsigned char offs2C34[0x100]; // 2C34: Buffer for
unsigned char offs2D34[0x100]; // 2D34: Buffer for
unsigned char offs2E34[0x80]; // 2E34: Buffer for
unsigned char offs2EB4[0x100]; // 2EB4: Buffer for
unsigned char ChBitsAsc[0x100]; // 2FB4: Buffer for
unsigned char DistBits[0x40]; // 30B4: Numbers of bytes to skip copied block length
unsigned char LenBits[0x10]; // 30F4: Numbers of bits for skip copied block length
unsigned char ExLenBits[0x10]; // 3104: Number of valid bits for copied block
unsigned short LenBase[0x10]; // 3114: Buffer for
unsigned char in_buff[IN_BUFF_SIZE]; // 2234: Buffer for data to be decompressed
unsigned char DistPosCodes[CODES_SIZE]; // 2A34: Table of distance position codes
unsigned char LengthCodes[CODES_SIZE]; // 2B34: Table of length codes
unsigned char offs2C34[OFFSS_SIZE]; // 2C34: Buffer for
unsigned char offs2D34[OFFSS_SIZE]; // 2D34: Buffer for
unsigned char offs2E34[OFFSS_SIZE1]; // 2E34: Buffer for
unsigned char offs2EB4[OFFSS_SIZE]; // 2EB4: Buffer for
unsigned char ChBitsAsc[CH_BITS_ASC_SIZE]; // 2FB4: Buffer for
unsigned char DistBits[DIST_SIZES]; // 30B4: Numbers of bytes to skip copied block length
unsigned char LenBits[LENS_SIZES]; // 30F4: Numbers of bits for skip copied block length
unsigned char ExLenBits[LENS_SIZES]; // 3104: Number of valid bits for copied block
unsigned short LenBase[LENS_SIZES]; // 3114: Buffer for
} TDcmpStruct;
#define EXP_BUFFER_SIZE sizeof(TDcmpStruct) // Size of decompression structure
@@ -116,14 +140,14 @@ typedef struct
//-----------------------------------------------------------------------------
// Tables (in explode.c)
extern const unsigned char DistBits[0x40];
extern const unsigned char DistCode[0x40];
extern const unsigned char ExLenBits[0x10];
extern const unsigned short LenBase[0x10];
extern const unsigned char LenBits[0x10];
extern const unsigned char LenCode[0x10];
extern const unsigned char ChBitsAsc[0x100];
extern const unsigned short ChCodeAsc[0x100];
extern const unsigned char DistBits[DIST_SIZES];
extern const unsigned char DistCode[DIST_SIZES];
extern const unsigned char ExLenBits[LENS_SIZES];
extern const unsigned short LenBase[LENS_SIZES];
extern const unsigned char LenBits[LENS_SIZES];
extern const unsigned char LenCode[LENS_SIZES];
extern const unsigned char ChBitsAsc[CH_BITS_ASC_SIZE];
extern const unsigned short ChCodeAsc[CH_BITS_ASC_SIZE];
//-----------------------------------------------------------------------------
// Public functions