repo sync | baa3858 | 2013-07-26 17:53:31 -0700 | [diff] [blame] | 1 | /* Types.h -- Basic types
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| 2 | 2010-10-09 : Igor Pavlov : Public domain */
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| 3 |
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| 4 | #ifndef __7Z_TYPES_H
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| 5 | #define __7Z_TYPES_H
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| 6 |
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| 7 | #include <stddef.h>
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| 8 |
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| 9 | #ifdef _WIN32
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| 10 | #include <windows.h>
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| 11 | #endif
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| 12 |
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| 13 | #ifndef EXTERN_C_BEGIN
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| 14 | #ifdef __cplusplus
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| 15 | #define EXTERN_C_BEGIN extern "C" {
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| 16 | #define EXTERN_C_END }
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| 17 | #else
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| 18 | #define EXTERN_C_BEGIN
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| 19 | #define EXTERN_C_END
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| 20 | #endif
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| 21 | #endif
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| 22 |
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| 23 | EXTERN_C_BEGIN
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| 24 |
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| 25 | #define SZ_OK 0
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| 26 |
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| 27 | #define SZ_ERROR_DATA 1
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| 28 | #define SZ_ERROR_MEM 2
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| 29 | #define SZ_ERROR_CRC 3
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| 30 | #define SZ_ERROR_UNSUPPORTED 4
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| 31 | #define SZ_ERROR_PARAM 5
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| 32 | #define SZ_ERROR_INPUT_EOF 6
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| 33 | #define SZ_ERROR_OUTPUT_EOF 7
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| 34 | #define SZ_ERROR_READ 8
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| 35 | #define SZ_ERROR_WRITE 9
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| 36 | #define SZ_ERROR_PROGRESS 10
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| 37 | #define SZ_ERROR_FAIL 11
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| 38 | #define SZ_ERROR_THREAD 12
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| 39 |
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| 40 | #define SZ_ERROR_ARCHIVE 16
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| 41 | #define SZ_ERROR_NO_ARCHIVE 17
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| 42 |
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| 43 | typedef int SRes;
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| 44 |
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| 45 | #ifdef _WIN32
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| 46 | typedef DWORD WRes;
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| 47 | #else
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| 48 | typedef int WRes;
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| 49 | #endif
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| 50 |
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| 51 | #ifndef RINOK
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| 52 | #define RINOK(x) { int __result__ = (x); if (__result__ != 0) return __result__; }
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| 53 | #endif
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| 54 |
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| 55 | typedef unsigned char Byte;
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| 56 | typedef short Int16;
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| 57 | typedef unsigned short UInt16;
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| 58 |
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| 59 | #ifdef _LZMA_UINT32_IS_ULONG
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| 60 | typedef long Int32;
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| 61 | typedef unsigned long UInt32;
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| 62 | #else
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| 63 | typedef int Int32;
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| 64 | typedef unsigned int UInt32;
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| 65 | #endif
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| 66 |
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| 67 | #ifdef _SZ_NO_INT_64
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| 68 |
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| 69 | /* define _SZ_NO_INT_64, if your compiler doesn't support 64-bit integers.
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| 70 | NOTES: Some code will work incorrectly in that case! */
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| 71 |
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| 72 | typedef long Int64;
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| 73 | typedef unsigned long UInt64;
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| 74 |
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| 75 | #else
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| 76 |
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| 77 | #if defined(_MSC_VER) || defined(__BORLANDC__)
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| 78 | typedef __int64 Int64;
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| 79 | typedef unsigned __int64 UInt64;
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| 80 | #define UINT64_CONST(n) n
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| 81 | #else
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| 82 | typedef long long int Int64;
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| 83 | typedef unsigned long long int UInt64;
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| 84 | #define UINT64_CONST(n) n ## ULL
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| 85 | #endif
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| 86 |
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| 87 | #endif
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| 88 |
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| 89 | #ifdef _LZMA_NO_SYSTEM_SIZE_T
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| 90 | typedef UInt32 SizeT;
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| 91 | #else
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| 92 | typedef size_t SizeT;
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| 93 | #endif
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| 94 |
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| 95 | typedef int Bool;
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| 96 | #define True 1
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| 97 | #define False 0
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| 98 |
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| 99 |
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| 100 | #ifdef _WIN32
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| 101 | #define MY_STD_CALL __stdcall
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| 102 | #else
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| 103 | #define MY_STD_CALL
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| 104 | #endif
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| 105 |
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| 106 | #ifdef _MSC_VER
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| 107 |
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| 108 | #if _MSC_VER >= 1300
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| 109 | #define MY_NO_INLINE __declspec(noinline)
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| 110 | #else
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| 111 | #define MY_NO_INLINE
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| 112 | #endif
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| 113 |
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| 114 | #define MY_CDECL __cdecl
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| 115 | #define MY_FAST_CALL __fastcall
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| 116 |
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| 117 | #else
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| 118 |
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| 119 | #define MY_CDECL
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| 120 | #define MY_FAST_CALL
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| 121 |
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| 122 | #endif
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| 123 |
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| 124 |
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| 125 | /* The following interfaces use first parameter as pointer to structure */
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| 126 |
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| 127 | typedef struct
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| 128 | {
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| 129 | Byte (*Read)(void *p); /* reads one byte, returns 0 in case of EOF or error */
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| 130 | } IByteIn;
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| 131 |
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| 132 | typedef struct
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| 133 | {
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| 134 | void (*Write)(void *p, Byte b);
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| 135 | } IByteOut;
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| 136 |
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| 137 | typedef struct
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| 138 | {
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| 139 | SRes (*Read)(void *p, void *buf, size_t *size);
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| 140 | /* if (input(*size) != 0 && output(*size) == 0) means end_of_stream.
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| 141 | (output(*size) < input(*size)) is allowed */
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| 142 | } ISeqInStream;
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| 143 |
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| 144 | /* it can return SZ_ERROR_INPUT_EOF */
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| 145 | SRes SeqInStream_Read(ISeqInStream *stream, void *buf, size_t size);
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| 146 | SRes SeqInStream_Read2(ISeqInStream *stream, void *buf, size_t size, SRes errorType);
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| 147 | SRes SeqInStream_ReadByte(ISeqInStream *stream, Byte *buf);
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| 148 |
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| 149 | typedef struct
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| 150 | {
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| 151 | size_t (*Write)(void *p, const void *buf, size_t size);
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| 152 | /* Returns: result - the number of actually written bytes.
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| 153 | (result < size) means error */
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| 154 | } ISeqOutStream;
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| 155 |
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| 156 | typedef enum
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| 157 | {
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| 158 | SZ_SEEK_SET = 0,
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| 159 | SZ_SEEK_CUR = 1,
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| 160 | SZ_SEEK_END = 2
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| 161 | } ESzSeek;
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| 162 |
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| 163 | typedef struct
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| 164 | {
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| 165 | SRes (*Read)(void *p, void *buf, size_t *size); /* same as ISeqInStream::Read */
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| 166 | SRes (*Seek)(void *p, Int64 *pos, ESzSeek origin);
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| 167 | } ISeekInStream;
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| 168 |
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| 169 | typedef struct
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| 170 | {
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| 171 | SRes (*Look)(void *p, const void **buf, size_t *size);
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| 172 | /* if (input(*size) != 0 && output(*size) == 0) means end_of_stream.
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| 173 | (output(*size) > input(*size)) is not allowed
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| 174 | (output(*size) < input(*size)) is allowed */
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| 175 | SRes (*Skip)(void *p, size_t offset);
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| 176 | /* offset must be <= output(*size) of Look */
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| 177 |
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| 178 | SRes (*Read)(void *p, void *buf, size_t *size);
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| 179 | /* reads directly (without buffer). It's same as ISeqInStream::Read */
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| 180 | SRes (*Seek)(void *p, Int64 *pos, ESzSeek origin);
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| 181 | } ILookInStream;
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| 182 |
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| 183 | SRes LookInStream_LookRead(ILookInStream *stream, void *buf, size_t *size);
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| 184 | SRes LookInStream_SeekTo(ILookInStream *stream, UInt64 offset);
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| 185 |
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| 186 | /* reads via ILookInStream::Read */
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| 187 | SRes LookInStream_Read2(ILookInStream *stream, void *buf, size_t size, SRes errorType);
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| 188 | SRes LookInStream_Read(ILookInStream *stream, void *buf, size_t size);
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| 189 |
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| 190 | #define LookToRead_BUF_SIZE (1 << 14)
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| 191 |
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| 192 | typedef struct
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| 193 | {
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| 194 | ILookInStream s;
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| 195 | ISeekInStream *realStream;
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| 196 | size_t pos;
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| 197 | size_t size;
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| 198 | Byte buf[LookToRead_BUF_SIZE];
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| 199 | } CLookToRead;
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| 200 |
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| 201 | void LookToRead_CreateVTable(CLookToRead *p, int lookahead);
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| 202 | void LookToRead_Init(CLookToRead *p);
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| 203 |
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| 204 | typedef struct
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| 205 | {
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| 206 | ISeqInStream s;
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| 207 | ILookInStream *realStream;
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| 208 | } CSecToLook;
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| 209 |
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| 210 | void SecToLook_CreateVTable(CSecToLook *p);
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| 211 |
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| 212 | typedef struct
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| 213 | {
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| 214 | ISeqInStream s;
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| 215 | ILookInStream *realStream;
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| 216 | } CSecToRead;
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| 217 |
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| 218 | void SecToRead_CreateVTable(CSecToRead *p);
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| 219 |
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| 220 | typedef struct
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| 221 | {
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| 222 | SRes (*Progress)(void *p, UInt64 inSize, UInt64 outSize);
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| 223 | /* Returns: result. (result != SZ_OK) means break.
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| 224 | Value (UInt64)(Int64)-1 for size means unknown value. */
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| 225 | } ICompressProgress;
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| 226 |
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| 227 | typedef struct
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| 228 | {
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| 229 | void *(*Alloc)(void *p, size_t size);
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| 230 | void (*Free)(void *p, void *address); /* address can be 0 */
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| 231 | } ISzAlloc;
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| 232 |
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| 233 | #define IAlloc_Alloc(p, size) (p)->Alloc((p), size)
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| 234 | #define IAlloc_Free(p, a) (p)->Free((p), a)
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| 235 |
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| 236 | #ifdef _WIN32
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| 237 |
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| 238 | #define CHAR_PATH_SEPARATOR '\\'
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| 239 | #define WCHAR_PATH_SEPARATOR L'\\'
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| 240 | #define STRING_PATH_SEPARATOR "\\"
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| 241 | #define WSTRING_PATH_SEPARATOR L"\\"
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| 242 |
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| 243 | #else
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| 244 |
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| 245 | #define CHAR_PATH_SEPARATOR '/'
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| 246 | #define WCHAR_PATH_SEPARATOR L'/'
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| 247 | #define STRING_PATH_SEPARATOR "/"
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| 248 | #define WSTRING_PATH_SEPARATOR L"/"
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| 249 |
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| 250 | #endif
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| 251 |
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| 252 | EXTERN_C_END
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| 253 |
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| 254 | #endif
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