BaseTools/Source/C/LzmaCompress/Sdk/C/Types.h

   1 /* Types.h -- Basic types
   2 2008-11-23 : Igor Pavlov : Public domain */
   3
   4 #ifndef __7Z_TYPES_H
   5 #define __7Z_TYPES_H
   6
   7 #include <stddef.h>
   8
   9 #ifdef _WIN32
  10 #include <windows.h>
  11 #endif
  12
  13 #define SZ_OK 0
  14
  15 #define SZ_ERROR_DATA 1
  16 #define SZ_ERROR_MEM 2
  17 #define SZ_ERROR_CRC 3
  18 #define SZ_ERROR_UNSUPPORTED 4
  19 #define SZ_ERROR_PARAM 5
  20 #define SZ_ERROR_INPUT_EOF 6
  21 #define SZ_ERROR_OUTPUT_EOF 7
  22 #define SZ_ERROR_READ 8
  23 #define SZ_ERROR_WRITE 9
  24 #define SZ_ERROR_PROGRESS 10
  25 #define SZ_ERROR_FAIL 11
  26 #define SZ_ERROR_THREAD 12
  27
  28 #define SZ_ERROR_ARCHIVE 16
  29 #define SZ_ERROR_NO_ARCHIVE 17
  30
  31 typedef int SRes;
  32
  33 #ifdef _WIN32
  34 typedef DWORD WRes;
  35 #else
  36 typedef int WRes;
  37 #endif
  38
  39 #ifndef RINOK
  40 #define RINOK(x) { int __result__ = (x); if (__result__ != 0) return __result__; }
  41 #endif
  42
  43 typedef unsigned char Byte;
  44 typedef short Int16;
  45 typedef unsigned short UInt16;
  46
  47 #ifdef _LZMA_UINT32_IS_ULONG
  48 typedef long Int32;
  49 typedef unsigned long UInt32;
  50 #else
  51 typedef int Int32;
  52 typedef unsigned int UInt32;
  53 #endif
  54
  55 #ifdef _SZ_NO_INT_64
  56
  57 /* define _SZ_NO_INT_64, if your compiler doesn't support 64-bit integers.
  58    NOTES: Some code will work incorrectly in that case! */
  59
  60 typedef long Int64;
  61 typedef unsigned long UInt64;
  62
  63 #else
  64
  65 #if defined(_MSC_VER) || defined(__BORLANDC__)
  66 typedef __int64 Int64;
  67 typedef unsigned __int64 UInt64;
  68 #else
  69 typedef long long int Int64;
  70 typedef unsigned long long int UInt64;
  71 #endif
  72
  73 #endif
  74
  75 #ifdef _LZMA_NO_SYSTEM_SIZE_T
  76 typedef UInt32 SizeT;
  77 #else
  78 typedef size_t SizeT;
  79 #endif
  80
  81 typedef int Bool;
  82 #define True 1
  83 #define False 0
  84
  85
  86 #ifdef _MSC_VER
  87
  88 #if _MSC_VER >= 1300
  89 #define MY_NO_INLINE __declspec(noinline)
  90 #else
  91 #define MY_NO_INLINE
  92 #endif
  93
  94 #define MY_CDECL __cdecl
  95 #define MY_STD_CALL __stdcall
  96 #define MY_FAST_CALL MY_NO_INLINE __fastcall
  97
  98 #else
  99
 100 #define MY_CDECL
 101 #define MY_STD_CALL
 102 #define MY_FAST_CALL
 103
 104 #endif
 105
 106
 107 /* The following interfaces use first parameter as pointer to structure */
 108
 109 typedef struct
 110 {
 111   SRes (*Read)(void *p, void *buf, size_t *size);
 112     /* if (input(*size) != 0 && output(*size) == 0) means end_of_stream.
 113        (output(*size) < input(*size)) is allowed */
 114 } ISeqInStream;
 115
 116 /* it can return SZ_ERROR_INPUT_EOF */
 117 SRes SeqInStream_Read(ISeqInStream *stream, void *buf, size_t size);
 118 SRes SeqInStream_Read2(ISeqInStream *stream, void *buf, size_t size, SRes errorType);
 119 SRes SeqInStream_ReadByte(ISeqInStream *stream, Byte *buf);
 120
 121 typedef struct
 122 {
 123   size_t (*Write)(void *p, const void *buf, size_t size);
 124     /* Returns: result - the number of actually written bytes.
 125        (result < size) means error */
 126 } ISeqOutStream;
 127
 128 typedef enum
 129 {
 130   SZ_SEEK_SET = 0,
 131   SZ_SEEK_CUR = 1,
 132   SZ_SEEK_END = 2
 133 } ESzSeek;
 134
 135 typedef struct
 136 {
 137   SRes (*Read)(void *p, void *buf, size_t *size);  /* same as ISeqInStream::Read */
 138   SRes (*Seek)(void *p, Int64 *pos, ESzSeek origin);
 139 } ISeekInStream;
 140
 141 typedef struct
 142 {
 143   SRes (*Look)(void *p, void **buf, size_t *size);
 144     /* if (input(*size) != 0 && output(*size) == 0) means end_of_stream.
 145        (output(*size) > input(*size)) is not allowed
 146        (output(*size) < input(*size)) is allowed */
 147   SRes (*Skip)(void *p, size_t offset);
 148     /* offset must be <= output(*size) of Look */
 149
 150   SRes (*Read)(void *p, void *buf, size_t *size);
 151     /* reads directly (without buffer). It's same as ISeqInStream::Read */
 152   SRes (*Seek)(void *p, Int64 *pos, ESzSeek origin);
 153 } ILookInStream;
 154
 155 SRes LookInStream_LookRead(ILookInStream *stream, void *buf, size_t *size);
 156 SRes LookInStream_SeekTo(ILookInStream *stream, UInt64 offset);
 157
 158 /* reads via ILookInStream::Read */
 159 SRes LookInStream_Read2(ILookInStream *stream, void *buf, size_t size, SRes errorType);
 160 SRes LookInStream_Read(ILookInStream *stream, void *buf, size_t size);
 161
 162 #define LookToRead_BUF_SIZE (1 << 14)
 163
 164 typedef struct
 165 {
 166   ILookInStream s;
 167   ISeekInStream *realStream;
 168   size_t pos;
 169   size_t size;
 170   Byte buf[LookToRead_BUF_SIZE];
 171 } CLookToRead;
 172
 173 void LookToRead_CreateVTable(CLookToRead *p, int lookahead);
 174 void LookToRead_Init(CLookToRead *p);
 175
 176 typedef struct
 177 {
 178   ISeqInStream s;
 179   ILookInStream *realStream;
 180 } CSecToLook;
 181
 182 void SecToLook_CreateVTable(CSecToLook *p);
 183
 184 typedef struct
 185 {
 186   ISeqInStream s;
 187   ILookInStream *realStream;
 188 } CSecToRead;
 189
 190 void SecToRead_CreateVTable(CSecToRead *p);
 191
 192 typedef struct
 193 {
 194   SRes (*Progress)(void *p, UInt64 inSize, UInt64 outSize);
 195     /* Returns: result. (result != SZ_OK) means break.
 196        Value (UInt64)(Int64)-1 for size means unknown value. */
 197 } ICompressProgress;
 198
 199 typedef struct
 200 {
 201   void *(*Alloc)(void *p, size_t size);
 202   void (*Free)(void *p, void *address); /* address can be 0 */
 203 } ISzAlloc;
 204
 205 #define IAlloc_Alloc(p, size) (p)->Alloc((p), size)
 206 #define IAlloc_Free(p, a) (p)->Free((p), a)
 207
 208 #endif