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LZNV Header File Contents

LZNV Defines.h content:

#pragma once

#ifndef _LZNV_ERROR_DEFINES

#define _LZNV_ERROR_DEFINES

#define _LZNV_ERROR_INVALID_COMPRESSION_METHOD (140)

#define _LZNV_ERROR_INVALID_BUFFER_SIZE (141)

#define _LZNV_ERROR_EXPORTED_MAIN_FUNC_NOT_FOUND (142) // CORRUPTED DLL?

#define _LZNV_ERROR_UNKNOWN_COMMAND_TO_EXECUTE (143)

#define _LZNV_ERROR_NOT_ENOUGH_OUTPUT_SPACE (144)

#define _LZNV_ERROR_BAD_HEADER_INFO_RECORDED (145)

#define _LZNV_ERROR_INVALID_FILE_PATH_PARAMS (146)

#define _LZNV_ERROR_INVALID_INPUT_FILE (147)

#define _LZNV_ERROR_INVALID_INPUT_FILE_SIZE (148)

#define _LZNV_ERROR_INVALID_OUTPUT_FILE (149)

#define _LZNV_ERROR_WRITING_HEADER (150)

#define _LZNV_ERROR_MEMORY_ALLOCATION_ERROR_OR_SIZE (151)

#define _LZNV_ERROR_BAD_HEADER_INFO (152)

#define _LZNV_ERROR_INVALID_READ (153)

#define _LZNV_ERROR_INVALID_PROCESS_SIZE (154)

#endif

#ifndef _LZNV_DEFINES

#define _LZNV_DEFINES

#define _LZNV_MAXPATH_ (320)

#define _LZNV_COMMAND_ENCODE (0x01)

#define _LZNV_COMMAND_DECODE (0x00)

#define _LZNV_COMMAND_TEST (0x02)

// LZ Engine Methods

#define _LZNV_ULTRAFAST_COMPRESSION 0x00

#define _LZNV_SUPERFAST_COMPRESSION 0x01

#define _LZNV_FAST_COMPRESSION 0x02

#define _LZNV_NORMAL_COMPRESSION 0x03

#define _LZNV_BETTER_COMPRESSION 0x04

#define _LZNV_MAX_LZ_COMPRESSION (_LZNV_BETTER_COMPRESSION)

#define _LZNV_MAX_LZ_ALGORITHMS (_LZNV_BETTER_COMPRESSION + 1)

// Entropy Coder Methods

#define _LZNV_HUFFMAN_COMPRESSION 0x11 // MAPS to NXT_ENTROPY_CODING_METHOD_HUFF

#define _LZNV_ANS_COMPRESSION 0x12 // MAPS to NXT_ENTROPY_CODING_METHOD_ANS

#define _LZNV_ARITHMETIC_COMPRESSION 0x13 // MAPS to NXT_ENTROPY_CODING_METHOD_ARI

#define _LZNV_RLE8_COMPRESSION 0x14 // MAPS to NXT_ENTROPY_CODING_METHOD_RLE8

#define _LZNV_RLE32_COMPRESSION 0x15 // MAPS to NXT_ENTROPY_CODING_METHOD_RLE32

#define _LZNV_RLE64_COMPRESSION 0x16 // MAPS to NXT_ENTROPY_CODING_METHOD_RLE64

#define _LZNV_MAX_ENTROPY_COMPRESSION (_LZNV_RLE64_COMPRESSION)

#define _LZNV_MAX_ENTROPY_ALGORITHMS (_LZNV_RLE64_COMPRESSION + 1)

// Miscellaneous Options

#define _LZNV_SET_INTERNAL_VERIFICATION_OFF 0x00

#define _LZNV_SET_INTERNAL_VERIFICATION_ON 0x01

// CPU Priority Settings

#define _LZNV_BELOW_NORMAL_PRIORITY_CLASS 0x00

#define _LZNV_NORMAL_PRIORITY_CLASS 0x01

#define _LZNV_HIGH_PRIORITY_CLASS 0x02

#define _LZNV_ABOVE_NORMAL_PRIORITY_CLASS 0x03

#define _LZNV_REALTIME_PRIORITY_CLASS 0x04

// LZNV Table Size Index

#define _LZNV_BUFFER_SIZE_256KB_INDX 0x00

#define _LZNV_BUFFER_SIZE_512KB_INDX 0x01

#define _LZNV_BUFFER_SIZE_1MB_INDX 0x02

#define _LZNV_BUFFER_SIZE_2MB_INDX 0x03

#define _LZNV_BUFFER_SIZE_4MB_INDX 0x04

#define _LZNV_BUFFER_SIZE_8MB_INDX 0x05

#define _LZNV_BUFFER_SIZE_16MB_INDX 0x06

#define _LZNV_MAX_BUFFER_SIZE_INDX (_LZNV_BUFFER_SIZE_16MB_INDX + 1)

#endif

#ifndef LZNV_MAX_OUTPUT_SIZE_TO_ALLOCATE

#define LZNV_MAX_OUTPUT_SIZE_TO_ALLOCATE(_buff_size) ((_buff_size) < 16384 ? ((_buff_size) + 4096) : (((_buff_size) + (_buff_size)/3) + 1)) // prevents expansion

#endif

#pragma pack(push, 8)

typedef struct _LZNV_PARAM_TYPE

{

uint8_t _verbose; // display more info

uint8_t _use_callback; // true/false

uint8_t _cpu_priority_level; // _LZNV_BELOW_NORMAL_PRIORITY_CLASS .. _LZNV_REALTIME_PRIORITY_CLASS

uint8_t _internal_verification; // performs also an internal verification only when compressing. slower.

uint8_t _encoding_method; // _LZNV_ULTRAFAST_COMPRESSION .. _LZNV_BETTER_COMPRESSION

uint8_t _command_to_execute; // _LZNV_COMMAND_ENCODE, _LZNV_COMMAND_DECODE, _LZNV_COMMAND_TEST

uint8_t _memory_level; // 0 = 256KB, 1 = 512KB, 2 = 1MB, 3 = 2MB, 4 = 4MB, 5 = 8MB, 6 = 16MB, 6 = 32MB, 7 = 64MB

uint8_t _reserved8;

uint32_t _file_adler32; // file adler32

uint32_t _reserved32;

uint64_t _reserved64;

int8_t _sz_password[12]; // entropy coder future usage

wchar_t _source_file_path[_LZNV_MAXPATH_ + 1];

wchar_t _target_file_path[_LZNV_MAXPATH_ + 1];

}

LZNV_FILE_COMMAND_PARAMS, * P_LZNV_FILE_COMMAND_PARAMS;

#pragma pack(pop)

#pragma pack(push, 8)

typedef struct _LZNV_PARAM_TYPE_BUFFER_COMPRESSION_

{

uint8_t _verbose; // display more info

uint8_t _use_callback; // true/false

uint8_t _cpu_priority_level; // _LZNV_BELOW_NORMAL_PRIORITY_CLASS .. _LZNV_REALTIME_PRIORITY_CLASS

uint8_t _internal_verification; // performs also an internal verification only when compressing. slower.

uint8_t _encoding_method; // _LZNV_ULTRAFAST_COMPRESSION .. _LZNV_BETTER_COMPRESSION

uint8_t _command_to_execute; // _LZNV_COMMAND_ENCODE, _LZNV_COMMAND_DECODE

uint8_t _memory_level; // 0 = 256KB, 1 = 512KB, 2 = 1MB, 3 = 2MB, 4 = 4MB, 5 = 8MB, 6 = 16MB, 6 = 32MB, 7 = 64MB

uint8_t _reserved8;

uint32_t _block_adler32; // block adler32

uint32_t _reserved32; // upwards compatibility

uint64_t _reserved64;

int8_t _sz_password[12]; // entropy coder usage

uint8_t* _p_source_buffer; // Preallocate and set size to _i_source_buffer_size

uint8_t* _p_destination_buffer; // Preallocate and set size to _i_destination_buffer_size

int32_t _i_source_buffer_size; // Non-Zero value

int32_t _i_destination_buffer_size; // Non-Zero value

}

LZNV_BUFFER_COMMAND_PARAMS, * P_LZNV_BUFFER_COMMAND_PARAMS;

#pragma pack(pop)

#ifdef _WIN64

#define LZNV_DLL_MAIN_FILE_ "LZNV_Main_File_Compress"

#define LZNV_DLL_MAIN_BUFFER_ "LZNV_Main_Buffer_Compress"

#endif

/**

* Definitions of LZNV_Main File Compression function prototype

* @param _encode_param_struct The LZNV_FILE_COMMAND_PARAMS structure which defines the parameters for LZNV command

typedef int32_t(__stdcall* PF_LZNV_DLL_MAIN_FILE)(LZNV_FILE_COMMAND_PARAMS& _command_param_struct);

/**

* Definitions of LZNV_Main Buffer Compression function prototype

* @param _encode_param_struct The LZNV_BUFFER_COMMAND_PARAMS structure which defines the parameters for LZNV command

typedef int32_t(__stdcall* PF_LZNV_DLL_MAIN_BUFFER)(LZNV_BUFFER_COMMAND_PARAMS& _command_param_struct);