| 1 | /* 7zTypes.h -- Basic types |
| 2 | 2018-08-04 : Igor Pavlov : Public domain */ |
| 3 | |
| 4 | #ifndef __7Z_TYPES_H |
| 5 | #define __7Z_TYPES_H |
| 6 | |
| 7 | #ifdef _WIN32 |
| 8 | /* #include <windows.h> */ |
| 9 | #endif |
| 10 | |
| 11 | #include <stddef.h> |
| 12 | |
| 13 | #ifndef EXTERN_C_BEGIN |
| 14 | #ifdef __cplusplus |
| 15 | #define EXTERN_C_BEGIN extern "C" { |
| 16 | #define EXTERN_C_END } |
| 17 | #else |
| 18 | #define EXTERN_C_BEGIN |
| 19 | #define EXTERN_C_END |
| 20 | #endif |
| 21 | #endif |
| 22 | |
| 23 | EXTERN_C_BEGIN |
| 24 | |
| 25 | #define SZ_OK 0 |
| 26 | |
| 27 | #define SZ_ERROR_DATA 1 |
| 28 | #define SZ_ERROR_MEM 2 |
| 29 | #define SZ_ERROR_CRC 3 |
| 30 | #define SZ_ERROR_UNSUPPORTED 4 |
| 31 | #define SZ_ERROR_PARAM 5 |
| 32 | #define SZ_ERROR_INPUT_EOF 6 |
| 33 | #define SZ_ERROR_OUTPUT_EOF 7 |
| 34 | #define SZ_ERROR_READ 8 |
| 35 | #define SZ_ERROR_WRITE 9 |
| 36 | #define SZ_ERROR_PROGRESS 10 |
| 37 | #define SZ_ERROR_FAIL 11 |
| 38 | #define SZ_ERROR_THREAD 12 |
| 39 | |
| 40 | #define SZ_ERROR_ARCHIVE 16 |
| 41 | #define SZ_ERROR_NO_ARCHIVE 17 |
| 42 | |
| 43 | typedef int SRes; |
| 44 | |
| 45 | |
| 46 | #ifdef _WIN32 |
| 47 | |
| 48 | /* typedef DWORD WRes; */ |
| 49 | typedef unsigned WRes; |
| 50 | #define MY_SRes_HRESULT_FROM_WRes(x) HRESULT_FROM_WIN32(x) |
| 51 | |
| 52 | #else |
| 53 | |
| 54 | typedef int WRes; |
| 55 | #define MY__FACILITY_WIN32 7 |
| 56 | #define MY__FACILITY__WRes MY__FACILITY_WIN32 |
| 57 | #define MY_SRes_HRESULT_FROM_WRes(x) ((HRESULT)(x) <= 0 ? ((HRESULT)(x)) : ((HRESULT) (((x) & 0x0000FFFF) | (MY__FACILITY__WRes << 16) | 0x80000000))) |
| 58 | |
| 59 | #endif |
| 60 | |
| 61 | |
| 62 | #ifndef RINOK |
| 63 | #define RINOK(x) { int __result__ = (x); if (__result__ != 0) return __result__; } |
| 64 | #endif |
| 65 | |
| 66 | typedef unsigned char Byte; |
| 67 | typedef short Int16; |
| 68 | typedef unsigned short UInt16; |
| 69 | |
| 70 | #ifdef _LZMA_UINT32_IS_ULONG |
| 71 | typedef long Int32; |
| 72 | typedef unsigned long UInt32; |
| 73 | #else |
| 74 | typedef int Int32; |
| 75 | typedef unsigned int UInt32; |
| 76 | #endif |
| 77 | |
| 78 | #ifdef _SZ_NO_INT_64 |
| 79 | |
| 80 | /* define _SZ_NO_INT_64, if your compiler doesn't support 64-bit integers. |
| 81 | NOTES: Some code will work incorrectly in that case! */ |
| 82 | |
| 83 | typedef long Int64; |
| 84 | typedef unsigned long UInt64; |
| 85 | |
| 86 | #else |
| 87 | |
| 88 | #if defined(_MSC_VER) || defined(__BORLANDC__) |
| 89 | typedef __int64 Int64; |
| 90 | typedef unsigned __int64 UInt64; |
| 91 | #define UINT64_CONST(n) n |
| 92 | #else |
| 93 | typedef long long int Int64; |
| 94 | typedef unsigned long long int UInt64; |
| 95 | #define UINT64_CONST(n) n ## ULL |
| 96 | #endif |
| 97 | |
| 98 | #endif |
| 99 | |
| 100 | #ifdef _LZMA_NO_SYSTEM_SIZE_T |
| 101 | typedef UInt32 SizeT; |
| 102 | #else |
| 103 | typedef size_t SizeT; |
| 104 | #endif |
| 105 | |
| 106 | typedef int BoolInt; |
| 107 | /* typedef BoolInt Bool; */ |
| 108 | #define True 1 |
| 109 | #define False 0 |
| 110 | |
| 111 | |
| 112 | #ifdef _WIN32 |
| 113 | #define MY_STD_CALL __stdcall |
| 114 | #else |
| 115 | #define MY_STD_CALL |
| 116 | #endif |
| 117 | |
| 118 | #ifdef _MSC_VER |
| 119 | |
| 120 | #if _MSC_VER >= 1300 |
| 121 | #define MY_NO_INLINE __declspec(noinline) |
| 122 | #else |
| 123 | #define MY_NO_INLINE |
| 124 | #endif |
| 125 | |
| 126 | #define MY_FORCE_INLINE __forceinline |
| 127 | |
| 128 | #define MY_CDECL __cdecl |
| 129 | #define MY_FAST_CALL __fastcall |
| 130 | |
| 131 | #else |
| 132 | |
| 133 | #define MY_NO_INLINE |
| 134 | #define MY_FORCE_INLINE |
| 135 | #define MY_CDECL |
| 136 | #define MY_FAST_CALL |
| 137 | |
| 138 | /* inline keyword : for C++ / C99 */ |
| 139 | |
| 140 | /* GCC, clang: */ |
| 141 | /* |
| 142 | #if defined (__GNUC__) && (__GNUC__ >= 4) |
| 143 | #define MY_FORCE_INLINE __attribute__((always_inline)) |
| 144 | #define MY_NO_INLINE __attribute__((noinline)) |
| 145 | #endif |
| 146 | */ |
| 147 | |
| 148 | #endif |
| 149 | |
| 150 | |
| 151 | /* The following interfaces use first parameter as pointer to structure */ |
| 152 | |
| 153 | typedef struct IByteIn IByteIn; |
| 154 | struct IByteIn |
| 155 | { |
| 156 | Byte (*Read)(const IByteIn *p); /* reads one byte, returns 0 in case of EOF or error */ |
| 157 | }; |
| 158 | #define IByteIn_Read(p) (p)->Read(p) |
| 159 | |
| 160 | |
| 161 | typedef struct IByteOut IByteOut; |
| 162 | struct IByteOut |
| 163 | { |
| 164 | void (*Write)(const IByteOut *p, Byte b); |
| 165 | }; |
| 166 | #define IByteOut_Write(p, b) (p)->Write(p, b) |
| 167 | |
| 168 | |
| 169 | typedef struct ISeqInStream ISeqInStream; |
| 170 | struct ISeqInStream |
| 171 | { |
| 172 | SRes (*Read)(const ISeqInStream *p, void *buf, size_t *size); |
| 173 | /* if (input(*size) != 0 && output(*size) == 0) means end_of_stream. |
| 174 | (output(*size) < input(*size)) is allowed */ |
| 175 | }; |
| 176 | #define ISeqInStream_Read(p, buf, size) (p)->Read(p, buf, size) |
| 177 | |
| 178 | /* it can return SZ_ERROR_INPUT_EOF */ |
| 179 | SRes SeqInStream_Read(const ISeqInStream *stream, void *buf, size_t size); |
| 180 | SRes SeqInStream_Read2(const ISeqInStream *stream, void *buf, size_t size, SRes errorType); |
| 181 | SRes SeqInStream_ReadByte(const ISeqInStream *stream, Byte *buf); |
| 182 | |
| 183 | |
| 184 | typedef struct ISeqOutStream ISeqOutStream; |
| 185 | struct ISeqOutStream |
| 186 | { |
| 187 | size_t (*Write)(const ISeqOutStream *p, const void *buf, size_t size); |
| 188 | /* Returns: result - the number of actually written bytes. |
| 189 | (result < size) means error */ |
| 190 | }; |
| 191 | #define ISeqOutStream_Write(p, buf, size) (p)->Write(p, buf, size) |
| 192 | |
| 193 | typedef enum |
| 194 | { |
| 195 | SZ_SEEK_SET = 0, |
| 196 | SZ_SEEK_CUR = 1, |
| 197 | SZ_SEEK_END = 2 |
| 198 | } ESzSeek; |
| 199 | |
| 200 | |
| 201 | typedef struct ISeekInStream ISeekInStream; |
| 202 | struct ISeekInStream |
| 203 | { |
| 204 | SRes (*Read)(const ISeekInStream *p, void *buf, size_t *size); /* same as ISeqInStream::Read */ |
| 205 | SRes (*Seek)(const ISeekInStream *p, Int64 *pos, ESzSeek origin); |
| 206 | }; |
| 207 | #define ISeekInStream_Read(p, buf, size) (p)->Read(p, buf, size) |
| 208 | #define ISeekInStream_Seek(p, pos, origin) (p)->Seek(p, pos, origin) |
| 209 | |
| 210 | |
| 211 | typedef struct ILookInStream ILookInStream; |
| 212 | struct ILookInStream |
| 213 | { |
| 214 | SRes (*Look)(const ILookInStream *p, const void **buf, size_t *size); |
| 215 | /* if (input(*size) != 0 && output(*size) == 0) means end_of_stream. |
| 216 | (output(*size) > input(*size)) is not allowed |
| 217 | (output(*size) < input(*size)) is allowed */ |
| 218 | SRes (*Skip)(const ILookInStream *p, size_t offset); |
| 219 | /* offset must be <= output(*size) of Look */ |
| 220 | |
| 221 | SRes (*Read)(const ILookInStream *p, void *buf, size_t *size); |
| 222 | /* reads directly (without buffer). It's same as ISeqInStream::Read */ |
| 223 | SRes (*Seek)(const ILookInStream *p, Int64 *pos, ESzSeek origin); |
| 224 | }; |
| 225 | |
| 226 | #define ILookInStream_Look(p, buf, size) (p)->Look(p, buf, size) |
| 227 | #define ILookInStream_Skip(p, offset) (p)->Skip(p, offset) |
| 228 | #define ILookInStream_Read(p, buf, size) (p)->Read(p, buf, size) |
| 229 | #define ILookInStream_Seek(p, pos, origin) (p)->Seek(p, pos, origin) |
| 230 | |
| 231 | |
| 232 | SRes LookInStream_LookRead(const ILookInStream *stream, void *buf, size_t *size); |
| 233 | SRes LookInStream_SeekTo(const ILookInStream *stream, UInt64 offset); |
| 234 | |
| 235 | /* reads via ILookInStream::Read */ |
| 236 | SRes LookInStream_Read2(const ILookInStream *stream, void *buf, size_t size, SRes errorType); |
| 237 | SRes LookInStream_Read(const ILookInStream *stream, void *buf, size_t size); |
| 238 | |
| 239 | |
| 240 | |
| 241 | typedef struct |
| 242 | { |
| 243 | ILookInStream vt; |
| 244 | const ISeekInStream *realStream; |
| 245 | |
| 246 | size_t pos; |
| 247 | size_t size; /* it's data size */ |
| 248 | |
| 249 | /* the following variables must be set outside */ |
| 250 | Byte *buf; |
| 251 | size_t bufSize; |
| 252 | } CLookToRead2; |
| 253 | |
| 254 | void LookToRead2_CreateVTable(CLookToRead2 *p, int lookahead); |
| 255 | |
| 256 | #define LookToRead2_Init(p) { (p)->pos = (p)->size = 0; } |
| 257 | |
| 258 | |
| 259 | typedef struct |
| 260 | { |
| 261 | ISeqInStream vt; |
| 262 | const ILookInStream *realStream; |
| 263 | } CSecToLook; |
| 264 | |
| 265 | void SecToLook_CreateVTable(CSecToLook *p); |
| 266 | |
| 267 | |
| 268 | |
| 269 | typedef struct |
| 270 | { |
| 271 | ISeqInStream vt; |
| 272 | const ILookInStream *realStream; |
| 273 | } CSecToRead; |
| 274 | |
| 275 | void SecToRead_CreateVTable(CSecToRead *p); |
| 276 | |
| 277 | |
| 278 | typedef struct ICompressProgress ICompressProgress; |
| 279 | |
| 280 | struct ICompressProgress |
| 281 | { |
| 282 | SRes (*Progress)(const ICompressProgress *p, UInt64 inSize, UInt64 outSize); |
| 283 | /* Returns: result. (result != SZ_OK) means break. |
| 284 | Value (UInt64)(Int64)-1 for size means unknown value. */ |
| 285 | }; |
| 286 | #define ICompressProgress_Progress(p, inSize, outSize) (p)->Progress(p, inSize, outSize) |
| 287 | |
| 288 | |
| 289 | |
| 290 | typedef struct ISzAlloc ISzAlloc; |
| 291 | typedef const ISzAlloc * ISzAllocPtr; |
| 292 | |
| 293 | struct ISzAlloc |
| 294 | { |
| 295 | void *(*Alloc)(ISzAllocPtr p, size_t size); |
| 296 | void (*Free)(ISzAllocPtr p, void *address); /* address can be 0 */ |
| 297 | }; |
| 298 | |
| 299 | #define ISzAlloc_Alloc(p, size) (p)->Alloc(p, size) |
| 300 | #define ISzAlloc_Free(p, a) (p)->Free(p, a) |
| 301 | |
| 302 | /* deprecated */ |
| 303 | #define IAlloc_Alloc(p, size) ISzAlloc_Alloc(p, size) |
| 304 | #define IAlloc_Free(p, a) ISzAlloc_Free(p, a) |
| 305 | |
| 306 | |
| 307 | |
| 308 | |
| 309 | |
| 310 | #ifndef MY_offsetof |
| 311 | #ifdef offsetof |
| 312 | #define MY_offsetof(type, m) offsetof(type, m) |
| 313 | /* |
| 314 | #define MY_offsetof(type, m) FIELD_OFFSET(type, m) |
| 315 | */ |
| 316 | #else |
| 317 | #define MY_offsetof(type, m) ((size_t)&(((type *)0)->m)) |
| 318 | #endif |
| 319 | #endif |
| 320 | |
| 321 | |
| 322 | |
| 323 | #ifndef MY_container_of |
| 324 | |
| 325 | /* |
| 326 | #define MY_container_of(ptr, type, m) container_of(ptr, type, m) |
| 327 | #define MY_container_of(ptr, type, m) CONTAINING_RECORD(ptr, type, m) |
| 328 | #define MY_container_of(ptr, type, m) ((type *)((char *)(ptr) - offsetof(type, m))) |
| 329 | #define MY_container_of(ptr, type, m) (&((type *)0)->m == (ptr), ((type *)(((char *)(ptr)) - MY_offsetof(type, m)))) |
| 330 | */ |
| 331 | |
| 332 | /* |
| 333 | GCC shows warning: "perhaps the 'offsetof' macro was used incorrectly" |
| 334 | GCC 3.4.4 : classes with constructor |
| 335 | GCC 4.8.1 : classes with non-public variable members" |
| 336 | */ |
| 337 | |
| 338 | #define MY_container_of(ptr, type, m) ((type *)((char *)(1 ? (ptr) : &((type *)0)->m) - MY_offsetof(type, m))) |
| 339 | |
| 340 | |
| 341 | #endif |
| 342 | |
| 343 | #define CONTAINER_FROM_VTBL_SIMPLE(ptr, type, m) ((type *)(ptr)) |
| 344 | |
| 345 | /* |
| 346 | #define CONTAINER_FROM_VTBL(ptr, type, m) CONTAINER_FROM_VTBL_SIMPLE(ptr, type, m) |
| 347 | */ |
| 348 | #define CONTAINER_FROM_VTBL(ptr, type, m) MY_container_of(ptr, type, m) |
| 349 | |
| 350 | #define CONTAINER_FROM_VTBL_CLS(ptr, type, m) CONTAINER_FROM_VTBL_SIMPLE(ptr, type, m) |
| 351 | /* |
| 352 | #define CONTAINER_FROM_VTBL_CLS(ptr, type, m) CONTAINER_FROM_VTBL(ptr, type, m) |
| 353 | */ |
| 354 | |
| 355 | |
| 356 | |
| 357 | #ifdef _WIN32 |
| 358 | |
| 359 | #define CHAR_PATH_SEPARATOR '\\' |
| 360 | #define WCHAR_PATH_SEPARATOR L'\\' |
| 361 | #define STRING_PATH_SEPARATOR "\\" |
| 362 | #define WSTRING_PATH_SEPARATOR L"\\" |
| 363 | |
| 364 | #else |
| 365 | |
| 366 | #define CHAR_PATH_SEPARATOR '/' |
| 367 | #define WCHAR_PATH_SEPARATOR L'/' |
| 368 | #define STRING_PATH_SEPARATOR "/" |
| 369 | #define WSTRING_PATH_SEPARATOR L"/" |
| 370 | |
| 371 | #endif |
| 372 | |
| 373 | EXTERN_C_END |
| 374 | |
| 375 | #endif |