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| Rev | Author | Line No. | Line |
|---|---|---|---|
| 99 | pmbaty | 1 | /* Types.h -- Basic types |
| 2 | 2008-11-23 : Igor Pavlov : Public domain */ |
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| 3 | |||
| 4 | #ifndef __7Z_TYPES_H |
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| 5 | #define __7Z_TYPES_H |
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| 6 | |||
| 7 | #include <stddef.h> |
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| 8 | |||
| 9 | #ifdef _WIN32 |
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| 10 | #include <windows.h> |
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| 11 | #endif |
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| 12 | |||
| 13 | #define SZ_OK 0 |
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| 14 | |||
| 15 | #define SZ_ERROR_DATA 1 |
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| 16 | #define SZ_ERROR_MEM 2 |
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| 17 | #define SZ_ERROR_CRC 3 |
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| 18 | #define SZ_ERROR_UNSUPPORTED 4 |
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| 19 | #define SZ_ERROR_PARAM 5 |
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| 20 | #define SZ_ERROR_INPUT_EOF 6 |
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| 21 | #define SZ_ERROR_OUTPUT_EOF 7 |
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| 22 | #define SZ_ERROR_READ 8 |
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| 23 | #define SZ_ERROR_WRITE 9 |
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| 24 | #define SZ_ERROR_PROGRESS 10 |
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| 25 | #define SZ_ERROR_FAIL 11 |
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| 26 | #define SZ_ERROR_THREAD 12 |
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| 27 | |||
| 28 | #define SZ_ERROR_ARCHIVE 16 |
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| 29 | #define SZ_ERROR_NO_ARCHIVE 17 |
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| 30 | |||
| 31 | typedef int SRes; |
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| 32 | |||
| 33 | #ifdef _WIN32 |
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| 34 | typedef DWORD WRes; |
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| 35 | #else |
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| 36 | typedef int WRes; |
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| 37 | #endif |
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| 38 | |||
| 39 | #ifndef RINOK |
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| 40 | #define RINOK(x) { int __result__ = (x); if (__result__ != 0) return __result__; } |
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| 41 | #endif |
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| 42 | |||
| 43 | typedef unsigned char Byte; |
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| 44 | typedef short Int16; |
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| 45 | typedef unsigned short UInt16; |
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| 46 | |||
| 47 | #ifdef _LZMA_UINT32_IS_ULONG |
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| 48 | typedef long Int32; |
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| 49 | typedef unsigned long UInt32; |
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| 50 | #else |
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| 51 | typedef int Int32; |
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| 52 | typedef unsigned int UInt32; |
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| 53 | #endif |
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| 54 | |||
| 55 | #ifdef _SZ_NO_INT_64 |
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| 56 | |||
| 57 | /* define _SZ_NO_INT_64, if your compiler doesn't support 64-bit integers. |
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| 58 | NOTES: Some code will work incorrectly in that case! */ |
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| 59 | |||
| 60 | typedef long Int64; |
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| 61 | typedef unsigned long UInt64; |
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| 62 | |||
| 63 | #else |
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| 64 | |||
| 65 | #if defined(_MSC_VER) || defined(__BORLANDC__) |
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| 66 | typedef __int64 Int64; |
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| 67 | typedef unsigned __int64 UInt64; |
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| 68 | #else |
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| 69 | typedef long long int Int64; |
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| 70 | typedef unsigned long long int UInt64; |
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| 71 | #endif |
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| 72 | |||
| 73 | #endif |
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| 74 | |||
| 75 | #ifdef _LZMA_NO_SYSTEM_SIZE_T |
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| 76 | typedef UInt32 SizeT; |
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| 77 | #else |
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| 78 | typedef size_t SizeT; |
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| 79 | #endif |
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| 80 | |||
| 81 | typedef int Bool; |
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| 82 | #define True 1 |
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| 83 | #define False 0 |
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| 84 | |||
| 85 | |||
| 86 | #ifdef _MSC_VER |
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| 87 | |||
| 88 | #if _MSC_VER >= 1300 |
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| 89 | #define MY_NO_INLINE __declspec(noinline) |
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| 90 | #else |
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| 91 | #define MY_NO_INLINE |
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| 92 | #endif |
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| 93 | |||
| 94 | #define MY_CDECL __cdecl |
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| 95 | #define MY_STD_CALL __stdcall |
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| 96 | #define MY_FAST_CALL MY_NO_INLINE __fastcall |
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| 97 | |||
| 98 | #else |
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| 99 | |||
| 100 | #define MY_CDECL |
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| 101 | #define MY_STD_CALL |
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| 102 | #define MY_FAST_CALL |
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| 103 | |||
| 104 | #endif |
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| 105 | |||
| 106 | |||
| 107 | /* The following interfaces use first parameter as pointer to structure */ |
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| 108 | |||
| 109 | typedef struct ISeqInStream |
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| 110 | { |
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| 111 | SRes (*Read)(void *p, void *buf, size_t *size); |
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| 112 | /* if (input(*size) != 0 && output(*size) == 0) means end_of_stream. |
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| 113 | (output(*size) < input(*size)) is allowed */ |
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| 114 | } ISeqInStream; |
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| 115 | |||
| 116 | /* it can return SZ_ERROR_INPUT_EOF */ |
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| 117 | SRes SeqInStream_Read(ISeqInStream *stream, void *buf, size_t size); |
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| 118 | SRes SeqInStream_Read2(ISeqInStream *stream, void *buf, size_t size, SRes errorType); |
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| 119 | SRes SeqInStream_ReadByte(ISeqInStream *stream, Byte *buf); |
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| 120 | |||
| 121 | typedef struct ISeqOutStream |
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| 122 | { |
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| 123 | size_t (*Write)(void *p, const void *buf, size_t size); |
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| 124 | /* Returns: result - the number of actually written bytes. |
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| 125 | (result < size) means error */ |
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| 126 | } ISeqOutStream; |
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| 127 | |||
| 128 | typedef enum ESzSeek |
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| 129 | { |
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| 130 | SZ_SEEK_SET = 0, |
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| 131 | SZ_SEEK_CUR = 1, |
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| 132 | SZ_SEEK_END = 2 |
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| 133 | } ESzSeek; |
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| 134 | |||
| 135 | typedef struct ISeekInStream |
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| 136 | { |
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| 137 | SRes (*Read)(void *p, void *buf, size_t *size); /* same as ISeqInStream::Read */ |
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| 138 | SRes (*Seek)(void *p, Int64 *pos, ESzSeek origin); |
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| 139 | } ISeekInStream; |
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| 140 | |||
| 141 | typedef struct ILookInStream |
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| 142 | { |
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| 143 | SRes (*Look)(void *p, void **buf, size_t *size); |
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| 144 | /* if (input(*size) != 0 && output(*size) == 0) means end_of_stream. |
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| 145 | (output(*size) > input(*size)) is not allowed |
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| 146 | (output(*size) < input(*size)) is allowed */ |
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| 147 | SRes (*Skip)(void *p, size_t offset); |
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| 148 | /* offset must be <= output(*size) of Look */ |
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| 149 | |||
| 150 | SRes (*Read)(void *p, void *buf, size_t *size); |
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| 151 | /* reads directly (without buffer). It's same as ISeqInStream::Read */ |
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| 152 | SRes (*Seek)(void *p, Int64 *pos, ESzSeek origin); |
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| 153 | } ILookInStream; |
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| 154 | |||
| 155 | SRes LookInStream_LookRead(ILookInStream *stream, void *buf, size_t *size); |
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| 156 | SRes LookInStream_SeekTo(ILookInStream *stream, UInt64 offset); |
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| 157 | |||
| 158 | /* reads via ILookInStream::Read */ |
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| 159 | SRes LookInStream_Read2(ILookInStream *stream, void *buf, size_t size, SRes errorType); |
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| 160 | SRes LookInStream_Read(ILookInStream *stream, void *buf, size_t size); |
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| 161 | |||
| 162 | #define LookToRead_BUF_SIZE (1 << 14) |
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| 163 | |||
| 164 | typedef struct CLookToRead |
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| 165 | { |
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| 166 | ILookInStream s; |
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| 167 | ISeekInStream *realStream; |
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| 168 | size_t pos; |
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| 169 | size_t size; |
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| 170 | Byte buf[LookToRead_BUF_SIZE]; |
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| 171 | } CLookToRead; |
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| 172 | |||
| 173 | void LookToRead_CreateVTable(CLookToRead *p, int lookahead); |
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| 174 | void LookToRead_Init(CLookToRead *p); |
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| 175 | |||
| 176 | typedef struct CSecToLook |
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| 177 | { |
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| 178 | ISeqInStream s; |
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| 179 | ILookInStream *realStream; |
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| 180 | } CSecToLook; |
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| 181 | |||
| 182 | void SecToLook_CreateVTable(CSecToLook *p); |
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| 183 | |||
| 184 | typedef struct CSecToRead |
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| 185 | { |
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| 186 | ISeqInStream s; |
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| 187 | ILookInStream *realStream; |
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| 188 | } CSecToRead; |
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| 189 | |||
| 190 | void SecToRead_CreateVTable(CSecToRead *p); |
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| 191 | |||
| 192 | typedef struct ICompressProgress |
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| 193 | { |
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| 194 | SRes (*Progress)(void *p, UInt64 inSize, UInt64 outSize); |
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| 195 | /* Returns: result. (result != SZ_OK) means break. |
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| 196 | Value (UInt64)(Int64)-1 for size means unknown value. */ |
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| 197 | } ICompressProgress; |
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| 198 | |||
| 199 | typedef struct ISzAlloc |
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| 200 | { |
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| 201 | void *(*Alloc)(void *p, size_t size); |
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| 202 | void (*Free)(void *p, void *address); /* address can be 0 */ |
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| 203 | } ISzAlloc; |
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| 204 | |||
| 205 | #define IAlloc_Alloc(p, size) (p)->Alloc((p), size) |
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| 206 | #define IAlloc_Free(p, a) (p)->Free((p), a) |
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| 207 | |||
| 208 | #endif |