| /* Types.h -- Basic types |
| 2010-10-09 : Igor Pavlov : Public domain */ |
| |
| #ifndef __7Z_TYPES_H |
| #define __7Z_TYPES_H |
| |
| #include <stddef.h> |
| |
| #ifdef _WIN32 |
| #include <windows.h> |
| #endif |
| |
| #define SZ_OK 0 |
| |
| #define SZ_ERROR_DATA 1 |
| #define SZ_ERROR_MEM 2 |
| #define SZ_ERROR_CRC 3 |
| #define SZ_ERROR_UNSUPPORTED 4 |
| #define SZ_ERROR_PARAM 5 |
| #define SZ_ERROR_INPUT_EOF 6 |
| #define SZ_ERROR_OUTPUT_EOF 7 |
| #define SZ_ERROR_READ 8 |
| #define SZ_ERROR_WRITE 9 |
| #define SZ_ERROR_PROGRESS 10 |
| #define SZ_ERROR_FAIL 11 |
| #define SZ_ERROR_THREAD 12 |
| |
| #define SZ_ERROR_ARCHIVE 16 |
| #define SZ_ERROR_NO_ARCHIVE 17 |
| |
| typedef int SRes; |
| |
| #ifdef _WIN32 |
| typedef DWORD WRes; |
| #else |
| typedef int WRes; |
| #endif |
| |
| #ifndef RINOK |
| #define RINOK(x) { int __result__ = (x); if (__result__ != 0) return __result__; } |
| #endif |
| |
| typedef unsigned char Byte; |
| typedef short Int16; |
| typedef unsigned short UInt16; |
| |
| #ifdef _LZMA_UINT32_IS_ULONG |
| typedef long Int32; |
| typedef unsigned long UInt32; |
| #else |
| typedef int Int32; |
| typedef unsigned int UInt32; |
| #endif |
| |
| #ifdef _SZ_NO_INT_64 |
| |
| /* define _SZ_NO_INT_64, if your compiler doesn't support 64-bit integers. |
| NOTES: Some code will work incorrectly in that case! */ |
| |
| typedef long Int64; |
| typedef unsigned long UInt64; |
| |
| #else |
| |
| #if defined(_MSC_VER) || defined(__BORLANDC__) |
| typedef __int64 Int64; |
| typedef unsigned __int64 UInt64; |
| #define UINT64_CONST(n) n |
| #else |
| typedef long long int Int64; |
| typedef unsigned long long int UInt64; |
| #define UINT64_CONST(n) n ## ULL |
| #endif |
| |
| #endif |
| |
| #ifdef _LZMA_NO_SYSTEM_SIZE_T |
| typedef UInt32 SizeT; |
| #else |
| typedef size_t SizeT; |
| #endif |
| |
| typedef int Bool; |
| #define True 1 |
| #define False 0 |
| |
| |
| #ifdef _MSC_VER |
| |
| #if _MSC_VER >= 1300 |
| #define MY_NO_INLINE __declspec(noinline) |
| #else |
| #define MY_NO_INLINE |
| #endif |
| |
| #define MY_CDECL __cdecl |
| #define MY_FAST_CALL __fastcall |
| |
| #else |
| |
| #define MY_CDECL |
| #define MY_FAST_CALL |
| |
| #endif |
| |
| |
| /* The following interfaces use first parameter as pointer to structure */ |
| |
| typedef struct |
| { |
| Byte (*Read)(void *p); /* reads one byte, returns 0 in case of EOF or error */ |
| } IByteIn; |
| |
| typedef struct |
| { |
| void (*Write)(void *p, Byte b); |
| } IByteOut; |
| |
| typedef struct |
| { |
| SRes (*Read)(void *p, void *buf, size_t *size); |
| /* if (input(*size) != 0 && output(*size) == 0) means end_of_stream. |
| (output(*size) < input(*size)) is allowed */ |
| } ISeqInStream; |
| |
| /* it can return SZ_ERROR_INPUT_EOF */ |
| SRes SeqInStream_Read(ISeqInStream *stream, void *buf, size_t size); |
| SRes SeqInStream_Read2(ISeqInStream *stream, void *buf, size_t size, SRes errorType); |
| SRes SeqInStream_ReadByte(ISeqInStream *stream, Byte *buf); |
| |
| typedef struct |
| { |
| size_t (*Write)(void *p, const void *buf, size_t size); |
| /* Returns: result - the number of actually written bytes. |
| (result < size) means error */ |
| } ISeqOutStream; |
| |
| typedef enum |
| { |
| SZ_SEEK_SET = 0, |
| SZ_SEEK_CUR = 1, |
| SZ_SEEK_END = 2 |
| } ESzSeek; |
| |
| typedef struct |
| { |
| SRes (*Read)(void *p, void *buf, size_t *size); /* same as ISeqInStream::Read */ |
| SRes (*Seek)(void *p, Int64 *pos, ESzSeek origin); |
| } ISeekInStream; |
| |
| typedef struct |
| { |
| SRes (*Look)(void *p, const void **buf, size_t *size); |
| /* if (input(*size) != 0 && output(*size) == 0) means end_of_stream. |
| (output(*size) > input(*size)) is not allowed |
| (output(*size) < input(*size)) is allowed */ |
| SRes (*Skip)(void *p, size_t offset); |
| /* offset must be <= output(*size) of Look */ |
| |
| SRes (*Read)(void *p, void *buf, size_t *size); |
| /* reads directly (without buffer). It's same as ISeqInStream::Read */ |
| SRes (*Seek)(void *p, Int64 *pos, ESzSeek origin); |
| } ILookInStream; |
| |
| SRes LookInStream_LookRead(ILookInStream *stream, void *buf, size_t *size); |
| SRes LookInStream_SeekTo(ILookInStream *stream, UInt64 offset); |
| |
| /* reads via ILookInStream::Read */ |
| SRes LookInStream_Read2(ILookInStream *stream, void *buf, size_t size, SRes errorType); |
| SRes LookInStream_Read(ILookInStream *stream, void *buf, size_t size); |
| |
| #define LookToRead_BUF_SIZE (1 << 14) |
| |
| typedef struct |
| { |
| ILookInStream s; |
| ISeekInStream *realStream; |
| size_t pos; |
| size_t size; |
| Byte buf[LookToRead_BUF_SIZE]; |
| } CLookToRead; |
| |
| void LookToRead_CreateVTable(CLookToRead *p, int lookahead); |
| void LookToRead_Init(CLookToRead *p); |
| |
| typedef struct |
| { |
| ISeqInStream s; |
| ILookInStream *realStream; |
| } CSecToLook; |
| |
| void SecToLook_CreateVTable(CSecToLook *p); |
| |
| typedef struct |
| { |
| ISeqInStream s; |
| ILookInStream *realStream; |
| } CSecToRead; |
| |
| void SecToRead_CreateVTable(CSecToRead *p); |
| |
| typedef struct |
| { |
| SRes (*Progress)(void *p, UInt64 inSize, UInt64 outSize); |
| /* Returns: result. (result != SZ_OK) means break. |
| Value (UInt64)(Int64)-1 for size means unknown value. */ |
| } ICompressProgress; |
| |
| typedef struct |
| { |
| void *(*Alloc)(void *p, size_t size); |
| void (*Free)(void *p, void *address); /* address can be 0 */ |
| } ISzAlloc; |
| |
| #define IAlloc_Alloc(p, size) (p)->Alloc((p), size) |
| #define IAlloc_Free(p, a) (p)->Free((p), a) |
| |
| #ifdef _WIN32 |
| |
| #define CHAR_PATH_SEPARATOR '\\' |
| #define WCHAR_PATH_SEPARATOR L'\\' |
| #define STRING_PATH_SEPARATOR "\\" |
| #define WSTRING_PATH_SEPARATOR L"\\" |
| |
| #else |
| |
| #define CHAR_PATH_SEPARATOR '/' |
| #define WCHAR_PATH_SEPARATOR L'/' |
| #define STRING_PATH_SEPARATOR "/" |
| #define WSTRING_PATH_SEPARATOR L"/" |
| |
| #endif |
| |
| #endif |