[pcsx_rearmed.git] / deps / libchdr / deps / lzma-24.05 / include / 7zTypes.h

/* 7zTypes.h -- Basic types
2024-01-24 : Igor Pavlov : Public domain */

#ifndef ZIP7_7Z_TYPES_H
#define ZIP7_7Z_TYPES_H

#ifdef _WIN32
/* #include <windows.h> */
#else
#include <errno.h>
#endif

#include <stddef.h>

#ifndef EXTERN_C_BEGIN
#ifdef __cplusplus
#define EXTERN_C_BEGIN extern "C" {
#define EXTERN_C_END }
#else
#define EXTERN_C_BEGIN
#define EXTERN_C_END
#endif
#endif

EXTERN_C_BEGIN

#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 _MSC_VER
  #if _MSC_VER > 1200
    #define MY_ALIGN(n) __declspec(align(n))
  #else
    #define MY_ALIGN(n)
  #endif
#else
  /*
  // C11/C++11:
  #include <stdalign.h>
  #define MY_ALIGN(n) alignas(n)
  */
  #define MY_ALIGN(n) __attribute__ ((aligned(n)))
#endif


#ifdef _WIN32

/* typedef DWORD WRes; */
typedef unsigned WRes;
#define MY_SRes_HRESULT_FROM_WRes(x) HRESULT_FROM_WIN32(x)

// #define MY_HRES_ERROR_INTERNAL_ERROR  MY_SRes_HRESULT_FROM_WRes(ERROR_INTERNAL_ERROR)

#else // _WIN32

// #define ENV_HAVE_LSTAT
typedef int WRes;

// (FACILITY_ERRNO = 0x800) is 7zip's FACILITY constant to represent (errno) errors in HRESULT
#define MY_FACILITY_ERRNO  0x800
#define MY_FACILITY_WIN32  7
#define MY_FACILITY_WRes  MY_FACILITY_ERRNO

#define MY_HRESULT_FROM_errno_CONST_ERROR(x) ((HRESULT)( \
          ( (HRESULT)(x) & 0x0000FFFF) \
          | (MY_FACILITY_WRes << 16)  \
          | (HRESULT)0x80000000 ))

#define MY_SRes_HRESULT_FROM_WRes(x) \
  ((HRESULT)(x) <= 0 ? ((HRESULT)(x)) : MY_HRESULT_FROM_errno_CONST_ERROR(x))

// we call macro HRESULT_FROM_WIN32 for system errors (WRes) that are (errno)
#define HRESULT_FROM_WIN32(x) MY_SRes_HRESULT_FROM_WRes(x)

/*
#define ERROR_FILE_NOT_FOUND             2L
#define ERROR_ACCESS_DENIED              5L
#define ERROR_NO_MORE_FILES              18L
#define ERROR_LOCK_VIOLATION             33L
#define ERROR_FILE_EXISTS                80L
#define ERROR_DISK_FULL                  112L
#define ERROR_NEGATIVE_SEEK              131L
#define ERROR_ALREADY_EXISTS             183L
#define ERROR_DIRECTORY                  267L
#define ERROR_TOO_MANY_POSTS             298L

#define ERROR_INTERNAL_ERROR             1359L
#define ERROR_INVALID_REPARSE_DATA       4392L
#define ERROR_REPARSE_TAG_INVALID        4393L
#define ERROR_REPARSE_TAG_MISMATCH       4394L
*/

// we use errno equivalents for some WIN32 errors:

#define ERROR_INVALID_PARAMETER     EINVAL
#define ERROR_INVALID_FUNCTION      EINVAL
#define ERROR_ALREADY_EXISTS        EEXIST
#define ERROR_FILE_EXISTS           EEXIST
#define ERROR_PATH_NOT_FOUND        ENOENT
#define ERROR_FILE_NOT_FOUND        ENOENT
#define ERROR_DISK_FULL             ENOSPC
// #define ERROR_INVALID_HANDLE        EBADF

// we use FACILITY_WIN32 for errors that has no errno equivalent
// Too many posts were made to a semaphore.
#define ERROR_TOO_MANY_POSTS        ((HRESULT)0x8007012AL)
#define ERROR_INVALID_REPARSE_DATA  ((HRESULT)0x80071128L)
#define ERROR_REPARSE_TAG_INVALID   ((HRESULT)0x80071129L)

// if (MY_FACILITY_WRes != FACILITY_WIN32),
// we use FACILITY_WIN32 for COM errors:
#define E_OUTOFMEMORY               ((HRESULT)0x8007000EL)
#define E_INVALIDARG                ((HRESULT)0x80070057L)
#define MY_E_ERROR_NEGATIVE_SEEK    ((HRESULT)0x80070083L)

/*
// we can use FACILITY_ERRNO for some COM errors, that have errno equivalents:
#define E_OUTOFMEMORY             MY_HRESULT_FROM_errno_CONST_ERROR(ENOMEM)
#define E_INVALIDARG              MY_HRESULT_FROM_errno_CONST_ERROR(EINVAL)
#define MY_E_ERROR_NEGATIVE_SEEK  MY_HRESULT_FROM_errno_CONST_ERROR(EINVAL)
*/

#define TEXT(quote) quote

#define FILE_ATTRIBUTE_READONLY       0x0001
#define FILE_ATTRIBUTE_HIDDEN         0x0002
#define FILE_ATTRIBUTE_SYSTEM         0x0004
#define FILE_ATTRIBUTE_DIRECTORY      0x0010
#define FILE_ATTRIBUTE_ARCHIVE        0x0020
#define FILE_ATTRIBUTE_DEVICE         0x0040
#define FILE_ATTRIBUTE_NORMAL         0x0080
#define FILE_ATTRIBUTE_TEMPORARY      0x0100
#define FILE_ATTRIBUTE_SPARSE_FILE    0x0200
#define FILE_ATTRIBUTE_REPARSE_POINT  0x0400
#define FILE_ATTRIBUTE_COMPRESSED     0x0800
#define FILE_ATTRIBUTE_OFFLINE        0x1000
#define FILE_ATTRIBUTE_NOT_CONTENT_INDEXED 0x2000
#define FILE_ATTRIBUTE_ENCRYPTED      0x4000

#define FILE_ATTRIBUTE_UNIX_EXTENSION 0x8000   /* trick for Unix */

#endif


#ifndef RINOK
#define RINOK(x) { const int _result_ = (x); if (_result_ != 0) return _result_; }
#endif

#ifndef RINOK_WRes
#define RINOK_WRes(x) { const WRes _result_ = (x); if (_result_ != 0) return _result_; }
#endif

typedef unsigned char Byte;
typedef short Int16;
typedef unsigned short UInt16;

#ifdef Z7_DECL_Int32_AS_long
typedef long Int32;
typedef unsigned long UInt32;
#else
typedef int Int32;
typedef unsigned int UInt32;
#endif


#ifndef _WIN32

typedef int INT;
typedef Int32 INT32;
typedef unsigned int UINT;
typedef UInt32 UINT32;
typedef INT32 LONG;   // LONG, ULONG and DWORD must be 32-bit for _WIN32 compatibility
typedef UINT32 ULONG;

#undef DWORD
typedef UINT32 DWORD;

#define VOID void

#define HRESULT LONG

typedef void *LPVOID;
// typedef void VOID;
// typedef ULONG_PTR DWORD_PTR, *PDWORD_PTR;
// gcc / clang on Unix  : sizeof(long==sizeof(void*) in 32 or 64 bits)
typedef          long  INT_PTR;
typedef unsigned long  UINT_PTR;
typedef          long  LONG_PTR;
typedef unsigned long  DWORD_PTR;

typedef size_t SIZE_T;

#endif //  _WIN32


#define MY_HRES_ERROR_INTERNAL_ERROR  ((HRESULT)0x8007054FL)


#ifdef Z7_DECL_Int64_AS_long

typedef long Int64;
typedef unsigned long UInt64;

#else

#if (defined(_MSC_VER) || defined(__BORLANDC__)) && !defined(__clang__)
typedef __int64 Int64;
typedef unsigned __int64 UInt64;
#else
#if defined(__clang__) || defined(__GNUC__)
#include <stdint.h>
typedef int64_t Int64;
typedef uint64_t UInt64;
#else
typedef long long int Int64;
typedef unsigned long long int UInt64;
// #define UINT64_CONST(n) n ## ULL
#endif
#endif

#endif

#define UINT64_CONST(n) n


#ifdef Z7_DECL_SizeT_AS_unsigned_int
typedef unsigned int SizeT;
#else
typedef size_t SizeT;
#endif

/*
#if (defined(_MSC_VER) && _MSC_VER <= 1200)
typedef size_t MY_uintptr_t;
#else
#include <stdint.h>
typedef uintptr_t MY_uintptr_t;
#endif
*/

typedef int BoolInt;
/* typedef BoolInt Bool; */
#define True 1
#define False 0


#ifdef _WIN32
#define Z7_STDCALL __stdcall
#else
#define Z7_STDCALL
#endif

#ifdef _MSC_VER

#if _MSC_VER >= 1300
#define Z7_NO_INLINE __declspec(noinline)
#else
#define Z7_NO_INLINE
#endif

#define Z7_FORCE_INLINE __forceinline

#define Z7_CDECL      __cdecl
#define Z7_FASTCALL  __fastcall

#else //  _MSC_VER

#if (defined(__GNUC__) && (__GNUC__ >= 4)) \
    || (defined(__clang__) && (__clang_major__ >= 4)) \
    || defined(__INTEL_COMPILER) \
    || defined(__xlC__)
#define Z7_NO_INLINE      __attribute__((noinline))
#define Z7_FORCE_INLINE   __attribute__((always_inline)) inline
#else
#define Z7_NO_INLINE
#define Z7_FORCE_INLINE
#endif

#define Z7_CDECL

#if  defined(_M_IX86) \
  || defined(__i386__)
// #define Z7_FASTCALL __attribute__((fastcall))
// #define Z7_FASTCALL __attribute__((cdecl))
#define Z7_FASTCALL
#elif defined(MY_CPU_AMD64)
// #define Z7_FASTCALL __attribute__((ms_abi))
#define Z7_FASTCALL
#else
#define Z7_FASTCALL
#endif

#endif //  _MSC_VER


/* The following interfaces use first parameter as pointer to structure */

// #define Z7_C_IFACE_CONST_QUAL
#define Z7_C_IFACE_CONST_QUAL const

#define Z7_C_IFACE_DECL(a) \
  struct a ## _; \
  typedef Z7_C_IFACE_CONST_QUAL struct a ## _ * a ## Ptr; \
  typedef struct a ## _ a; \
  struct a ## _


Z7_C_IFACE_DECL (IByteIn)
{
  Byte (*Read)(IByteInPtr p); /* reads one byte, returns 0 in case of EOF or error */
};
#define IByteIn_Read(p) (p)->Read(p)


Z7_C_IFACE_DECL (IByteOut)
{
  void (*Write)(IByteOutPtr p, Byte b);
};
#define IByteOut_Write(p, b) (p)->Write(p, b)


Z7_C_IFACE_DECL (ISeqInStream)
{
  SRes (*Read)(ISeqInStreamPtr p, void *buf, size_t *size);
    /* if (input(*size) != 0 && output(*size) == 0) means end_of_stream.
       (output(*size) < input(*size)) is allowed */
};
#define ISeqInStream_Read(p, buf, size) (p)->Read(p, buf, size)

/* try to read as much as avail in stream and limited by (*processedSize) */
SRes SeqInStream_ReadMax(ISeqInStreamPtr stream, void *buf, size_t *processedSize);
/* it can return SZ_ERROR_INPUT_EOF */
// SRes SeqInStream_Read(ISeqInStreamPtr stream, void *buf, size_t size);
// SRes SeqInStream_Read2(ISeqInStreamPtr stream, void *buf, size_t size, SRes errorType);
SRes SeqInStream_ReadByte(ISeqInStreamPtr stream, Byte *buf);


Z7_C_IFACE_DECL (ISeqOutStream)
{
  size_t (*Write)(ISeqOutStreamPtr p, const void *buf, size_t size);
    /* Returns: result - the number of actually written bytes.
       (result < size) means error */
};
#define ISeqOutStream_Write(p, buf, size) (p)->Write(p, buf, size)

typedef enum
{
  SZ_SEEK_SET = 0,
  SZ_SEEK_CUR = 1,
  SZ_SEEK_END = 2
} ESzSeek;


Z7_C_IFACE_DECL (ISeekInStream)
{
  SRes (*Read)(ISeekInStreamPtr p, void *buf, size_t *size);  /* same as ISeqInStream::Read */
  SRes (*Seek)(ISeekInStreamPtr p, Int64 *pos, ESzSeek origin);
};
#define ISeekInStream_Read(p, buf, size)   (p)->Read(p, buf, size)
#define ISeekInStream_Seek(p, pos, origin) (p)->Seek(p, pos, origin)


Z7_C_IFACE_DECL (ILookInStream)
{
  SRes (*Look)(ILookInStreamPtr 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)(ILookInStreamPtr p, size_t offset);
    /* offset must be <= output(*size) of Look */
  SRes (*Read)(ILookInStreamPtr p, void *buf, size_t *size);
    /* reads directly (without buffer). It's same as ISeqInStream::Read */
  SRes (*Seek)(ILookInStreamPtr p, Int64 *pos, ESzSeek origin);
};

#define ILookInStream_Look(p, buf, size)   (p)->Look(p, buf, size)
#define ILookInStream_Skip(p, offset)      (p)->Skip(p, offset)
#define ILookInStream_Read(p, buf, size)   (p)->Read(p, buf, size)
#define ILookInStream_Seek(p, pos, origin) (p)->Seek(p, pos, origin)


SRes LookInStream_LookRead(ILookInStreamPtr stream, void *buf, size_t *size);
SRes LookInStream_SeekTo(ILookInStreamPtr stream, UInt64 offset);

/* reads via ILookInStream::Read */
SRes LookInStream_Read2(ILookInStreamPtr stream, void *buf, size_t size, SRes errorType);
SRes LookInStream_Read(ILookInStreamPtr stream, void *buf, size_t size);


typedef struct
{
  ILookInStream vt;
  ISeekInStreamPtr realStream;
 
  size_t pos;
  size_t size; /* it's data size */
  
  /* the following variables must be set outside */
  Byte *buf;
  size_t bufSize;
} CLookToRead2;

void LookToRead2_CreateVTable(CLookToRead2 *p, int lookahead);

#define LookToRead2_INIT(p) { (p)->pos = (p)->size = 0; }


typedef struct
{
  ISeqInStream vt;
  ILookInStreamPtr realStream;
} CSecToLook;

void SecToLook_CreateVTable(CSecToLook *p);


typedef struct
{
  ISeqInStream vt;
  ILookInStreamPtr realStream;
} CSecToRead;

void SecToRead_CreateVTable(CSecToRead *p);


Z7_C_IFACE_DECL (ICompressProgress)
{
  SRes (*Progress)(ICompressProgressPtr p, UInt64 inSize, UInt64 outSize);
    /* Returns: result. (result != SZ_OK) means break.
       Value (UInt64)(Int64)-1 for size means unknown value. */
};

#define ICompressProgress_Progress(p, inSize, outSize) (p)->Progress(p, inSize, outSize)


typedef struct ISzAlloc ISzAlloc;
typedef const ISzAlloc * ISzAllocPtr;

struct ISzAlloc
{
  void *(*Alloc)(ISzAllocPtr p, size_t size);
  void (*Free)(ISzAllocPtr p, void *address); /* address can be 0 */
};

#define ISzAlloc_Alloc(p, size) (p)->Alloc(p, size)
#define ISzAlloc_Free(p, a) (p)->Free(p, a)

/* deprecated */
#define IAlloc_Alloc(p, size) ISzAlloc_Alloc(p, size)
#define IAlloc_Free(p, a) ISzAlloc_Free(p, a)


#ifndef MY_offsetof
  #ifdef offsetof
    #define MY_offsetof(type, m) offsetof(type, m)
    /*
    #define MY_offsetof(type, m) FIELD_OFFSET(type, m)
    */
  #else
    #define MY_offsetof(type, m) ((size_t)&(((type *)0)->m))
  #endif
#endif


#ifndef Z7_container_of

/*
#define Z7_container_of(ptr, type, m) container_of(ptr, type, m)
#define Z7_container_of(ptr, type, m) CONTAINING_RECORD(ptr, type, m)
#define Z7_container_of(ptr, type, m) ((type *)((char *)(ptr) - offsetof(type, m)))
#define Z7_container_of(ptr, type, m) (&((type *)0)->m == (ptr), ((type *)(((char *)(ptr)) - MY_offsetof(type, m))))
*/

/*
  GCC shows warning: "perhaps the 'offsetof' macro was used incorrectly"
    GCC 3.4.4 : classes with constructor
    GCC 4.8.1 : classes with non-public variable members"
*/

#define Z7_container_of(ptr, type, m) \
  ((type *)(void *)((char *)(void *) \
  (1 ? (ptr) : &((type *)NULL)->m) - MY_offsetof(type, m)))

#define Z7_container_of_CONST(ptr, type, m) \
  ((const type *)(const void *)((const char *)(const void *) \
  (1 ? (ptr) : &((type *)NULL)->m) - MY_offsetof(type, m)))

/*
#define Z7_container_of_NON_CONST_FROM_CONST(ptr, type, m) \
  ((type *)(void *)(const void *)((const char *)(const void *) \
  (1 ? (ptr) : &((type *)NULL)->m) - MY_offsetof(type, m)))
*/

#endif

#define Z7_CONTAINER_FROM_VTBL_SIMPLE(ptr, type, m) ((type *)(void *)(ptr))

// #define Z7_CONTAINER_FROM_VTBL(ptr, type, m) Z7_CONTAINER_FROM_VTBL_SIMPLE(ptr, type, m)
#define Z7_CONTAINER_FROM_VTBL(ptr, type, m) Z7_container_of(ptr, type, m)
// #define Z7_CONTAINER_FROM_VTBL(ptr, type, m) Z7_container_of_NON_CONST_FROM_CONST(ptr, type, m)

#define Z7_CONTAINER_FROM_VTBL_CONST(ptr, type, m) Z7_container_of_CONST(ptr, type, m)

#define Z7_CONTAINER_FROM_VTBL_CLS(ptr, type, m) Z7_CONTAINER_FROM_VTBL_SIMPLE(ptr, type, m)
/*
#define Z7_CONTAINER_FROM_VTBL_CLS(ptr, type, m) Z7_CONTAINER_FROM_VTBL(ptr, type, m)
*/
#if defined (__clang__) || defined(__GNUC__)
#define Z7_DIAGNOSTIC_IGNORE_BEGIN_CAST_QUAL \
  _Pragma("GCC diagnostic push") \
  _Pragma("GCC diagnostic ignored \"-Wcast-qual\"")
#define Z7_DIAGNOSTIC_IGNORE_END_CAST_QUAL \
  _Pragma("GCC diagnostic pop")
#else
#define Z7_DIAGNOSTIC_IGNORE_BEGIN_CAST_QUAL
#define Z7_DIAGNOSTIC_IGNORE_END_CAST_QUAL
#endif

#define Z7_CONTAINER_FROM_VTBL_TO_DECL_VAR(ptr, type, m, p) \
  Z7_DIAGNOSTIC_IGNORE_BEGIN_CAST_QUAL \
  type *p = Z7_CONTAINER_FROM_VTBL(ptr, type, m); \
  Z7_DIAGNOSTIC_IGNORE_END_CAST_QUAL

#define Z7_CONTAINER_FROM_VTBL_TO_DECL_VAR_pp_vt_p(type) \
  Z7_CONTAINER_FROM_VTBL_TO_DECL_VAR(pp, type, vt, p)


// #define ZIP7_DECLARE_HANDLE(name)  typedef void *name;
#define Z7_DECLARE_HANDLE(name)  struct name##_dummy{int unused;}; typedef struct name##_dummy *name;


#define Z7_memset_0_ARRAY(a)  memset((a), 0, sizeof(a))

#ifndef Z7_ARRAY_SIZE
#define Z7_ARRAY_SIZE(a) (sizeof(a) / sizeof((a)[0]))
#endif


#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

#define k_PropVar_TimePrec_0        0
#define k_PropVar_TimePrec_Unix     1
#define k_PropVar_TimePrec_DOS      2
#define k_PropVar_TimePrec_HighPrec 3
#define k_PropVar_TimePrec_Base     16
#define k_PropVar_TimePrec_100ns (k_PropVar_TimePrec_Base + 7)
#define k_PropVar_TimePrec_1ns   (k_PropVar_TimePrec_Base + 9)

EXTERN_C_END

#endif

/*
#ifndef Z7_ST
#ifdef _7ZIP_ST
#define Z7_ST
#endif
#endif
*/
Commit	Line	Data
f535537f	1	/* 7zTypes.h -- Basic types
	2	2024-01-24 : Igor Pavlov : Public domain */
	3
	4	#ifndef ZIP7_7Z_TYPES_H
	5	#define ZIP7_7Z_TYPES_H
	6
	7	#ifdef _WIN32
	8	/* #include <windows.h> */
	9	#else
	10	#include <errno.h>
	11	#endif
	12
	13	#include <stddef.h>
	14
	15	#ifndef EXTERN_C_BEGIN
	16	#ifdef __cplusplus
	17	#define EXTERN_C_BEGIN extern "C" {
	18	#define EXTERN_C_END }
	19	#else
	20	#define EXTERN_C_BEGIN
	21	#define EXTERN_C_END
	22	#endif
	23	#endif
	24
	25	EXTERN_C_BEGIN
	26
	27	#define SZ_OK 0
	28
	29	#define SZ_ERROR_DATA 1
	30	#define SZ_ERROR_MEM 2
	31	#define SZ_ERROR_CRC 3
	32	#define SZ_ERROR_UNSUPPORTED 4
	33	#define SZ_ERROR_PARAM 5
	34	#define SZ_ERROR_INPUT_EOF 6
	35	#define SZ_ERROR_OUTPUT_EOF 7
	36	#define SZ_ERROR_READ 8
	37	#define SZ_ERROR_WRITE 9
	38	#define SZ_ERROR_PROGRESS 10
	39	#define SZ_ERROR_FAIL 11
	40	#define SZ_ERROR_THREAD 12
	41
	42	#define SZ_ERROR_ARCHIVE 16
	43	#define SZ_ERROR_NO_ARCHIVE 17
	44
	45	typedef int SRes;
	46
	47
	48	#ifdef _MSC_VER
	49	#if _MSC_VER > 1200
	50	#define MY_ALIGN(n) __declspec(align(n))
	51	#else
	52	#define MY_ALIGN(n)
	53	#endif
	54	#else
	55	/*
	56	// C11/C++11:
	57	#include <stdalign.h>
	58	#define MY_ALIGN(n) alignas(n)
	59	*/
	60	#define MY_ALIGN(n) __attribute__ ((aligned(n)))
	61	#endif
	62
	63
	64	#ifdef _WIN32
65
66	/* typedef DWORD WRes; */
67	typedef unsigned WRes;
68	#define MY_SRes_HRESULT_FROM_WRes(x) HRESULT_FROM_WIN32(x)
69
70	// #define MY_HRES_ERROR_INTERNAL_ERROR MY_SRes_HRESULT_FROM_WRes(ERROR_INTERNAL_ERROR)
71
72	#else // _WIN32
73
74	// #define ENV_HAVE_LSTAT
75	typedef int WRes;
76
77	// (FACILITY_ERRNO = 0x800) is 7zip's FACILITY constant to represent (errno) errors in HRESULT
78	#define MY_FACILITY_ERRNO 0x800
79	#define MY_FACILITY_WIN32 7
80	#define MY_FACILITY_WRes MY_FACILITY_ERRNO
81
82	#define MY_HRESULT_FROM_errno_CONST_ERROR(x) ((HRESULT)( \
83	( (HRESULT)(x) & 0x0000FFFF) \
84	\| (MY_FACILITY_WRes << 16) \
85	\| (HRESULT)0x80000000 ))
86
87	#define MY_SRes_HRESULT_FROM_WRes(x) \
88	((HRESULT)(x) <= 0 ? ((HRESULT)(x)) : MY_HRESULT_FROM_errno_CONST_ERROR(x))
89
90	// we call macro HRESULT_FROM_WIN32 for system errors (WRes) that are (errno)
91	#define HRESULT_FROM_WIN32(x) MY_SRes_HRESULT_FROM_WRes(x)
92
93	/*
94	#define ERROR_FILE_NOT_FOUND 2L
95	#define ERROR_ACCESS_DENIED 5L
96	#define ERROR_NO_MORE_FILES 18L
97	#define ERROR_LOCK_VIOLATION 33L
98	#define ERROR_FILE_EXISTS 80L
99	#define ERROR_DISK_FULL 112L
100	#define ERROR_NEGATIVE_SEEK 131L
101	#define ERROR_ALREADY_EXISTS 183L
102	#define ERROR_DIRECTORY 267L
103	#define ERROR_TOO_MANY_POSTS 298L
104
105	#define ERROR_INTERNAL_ERROR 1359L
106	#define ERROR_INVALID_REPARSE_DATA 4392L
107	#define ERROR_REPARSE_TAG_INVALID 4393L
108	#define ERROR_REPARSE_TAG_MISMATCH 4394L
109	*/
110
111	// we use errno equivalents for some WIN32 errors:
112
113	#define ERROR_INVALID_PARAMETER EINVAL
114	#define ERROR_INVALID_FUNCTION EINVAL
115	#define ERROR_ALREADY_EXISTS EEXIST
116	#define ERROR_FILE_EXISTS EEXIST
117	#define ERROR_PATH_NOT_FOUND ENOENT
118	#define ERROR_FILE_NOT_FOUND ENOENT
119	#define ERROR_DISK_FULL ENOSPC
120	// #define ERROR_INVALID_HANDLE EBADF
121
122	// we use FACILITY_WIN32 for errors that has no errno equivalent
123	// Too many posts were made to a semaphore.
124	#define ERROR_TOO_MANY_POSTS ((HRESULT)0x8007012AL)
125	#define ERROR_INVALID_REPARSE_DATA ((HRESULT)0x80071128L)
126	#define ERROR_REPARSE_TAG_INVALID ((HRESULT)0x80071129L)
127
128	// if (MY_FACILITY_WRes != FACILITY_WIN32),
129	// we use FACILITY_WIN32 for COM errors:
130	#define E_OUTOFMEMORY ((HRESULT)0x8007000EL)
131	#define E_INVALIDARG ((HRESULT)0x80070057L)
132	#define MY_E_ERROR_NEGATIVE_SEEK ((HRESULT)0x80070083L)
133
134	/*
135	// we can use FACILITY_ERRNO for some COM errors, that have errno equivalents:
136	#define E_OUTOFMEMORY MY_HRESULT_FROM_errno_CONST_ERROR(ENOMEM)
137	#define E_INVALIDARG MY_HRESULT_FROM_errno_CONST_ERROR(EINVAL)
138	#define MY_E_ERROR_NEGATIVE_SEEK MY_HRESULT_FROM_errno_CONST_ERROR(EINVAL)
139	*/
140
141	#define TEXT(quote) quote
142
143	#define FILE_ATTRIBUTE_READONLY 0x0001
144	#define FILE_ATTRIBUTE_HIDDEN 0x0002
145	#define FILE_ATTRIBUTE_SYSTEM 0x0004
146	#define FILE_ATTRIBUTE_DIRECTORY 0x0010
147	#define FILE_ATTRIBUTE_ARCHIVE 0x0020
148	#define FILE_ATTRIBUTE_DEVICE 0x0040
149	#define FILE_ATTRIBUTE_NORMAL 0x0080
150	#define FILE_ATTRIBUTE_TEMPORARY 0x0100
151	#define FILE_ATTRIBUTE_SPARSE_FILE 0x0200
152	#define FILE_ATTRIBUTE_REPARSE_POINT 0x0400
153	#define FILE_ATTRIBUTE_COMPRESSED 0x0800
154	#define FILE_ATTRIBUTE_OFFLINE 0x1000
155	#define FILE_ATTRIBUTE_NOT_CONTENT_INDEXED 0x2000
156	#define FILE_ATTRIBUTE_ENCRYPTED 0x4000
157
158	#define FILE_ATTRIBUTE_UNIX_EXTENSION 0x8000 /* trick for Unix */
159
160	#endif
161
162
163	#ifndef RINOK
164	#define RINOK(x) { const int _result_ = (x); if (_result_ != 0) return _result_; }
165	#endif
166
167	#ifndef RINOK_WRes
168	#define RINOK_WRes(x) { const WRes _result_ = (x); if (_result_ != 0) return _result_; }
169	#endif
170
171	typedef unsigned char Byte;
172	typedef short Int16;
173	typedef unsigned short UInt16;
174
175	#ifdef Z7_DECL_Int32_AS_long
176	typedef long Int32;
177	typedef unsigned long UInt32;
178	#else
179	typedef int Int32;
180	typedef unsigned int UInt32;
181	#endif
182
183
184	#ifndef _WIN32
185
186	typedef int INT;
187	typedef Int32 INT32;
188	typedef unsigned int UINT;
189	typedef UInt32 UINT32;
190	typedef INT32 LONG; // LONG, ULONG and DWORD must be 32-bit for _WIN32 compatibility
191	typedef UINT32 ULONG;
192
193	#undef DWORD
194	typedef UINT32 DWORD;
195
196	#define VOID void
197
198	#define HRESULT LONG
199
200	typedef void *LPVOID;
201	// typedef void VOID;
202	// typedef ULONG_PTR DWORD_PTR, *PDWORD_PTR;
203	// gcc / clang on Unix : sizeof(long==sizeof(void*) in 32 or 64 bits)
204	typedef long INT_PTR;
205	typedef unsigned long UINT_PTR;
206	typedef long LONG_PTR;
207	typedef unsigned long DWORD_PTR;
208
209	typedef size_t SIZE_T;
210
211	#endif // _WIN32
212
213
214	#define MY_HRES_ERROR_INTERNAL_ERROR ((HRESULT)0x8007054FL)
215
216
217	#ifdef Z7_DECL_Int64_AS_long
218
219	typedef long Int64;
220	typedef unsigned long UInt64;
221
222	#else
223
224	#if (defined(_MSC_VER) \|\| defined(__BORLANDC__)) && !defined(__clang__)
225	typedef __int64 Int64;
226	typedef unsigned __int64 UInt64;
227	#else
228	#if defined(__clang__) \|\| defined(__GNUC__)
229	#include <stdint.h>
230	typedef int64_t Int64;
231	typedef uint64_t UInt64;
232	#else
233	typedef long long int Int64;
234	typedef unsigned long long int UInt64;
235	// #define UINT64_CONST(n) n ## ULL
236	#endif
237	#endif
238
239	#endif
240
241	#define UINT64_CONST(n) n
242
243
244	#ifdef Z7_DECL_SizeT_AS_unsigned_int
245	typedef unsigned int SizeT;
246	#else
247	typedef size_t SizeT;
248	#endif
249
250	/*
251	#if (defined(_MSC_VER) && _MSC_VER <= 1200)
252	typedef size_t MY_uintptr_t;
253	#else
254	#include <stdint.h>
255	typedef uintptr_t MY_uintptr_t;
256	#endif
257	*/
258
259	typedef int BoolInt;
260	/* typedef BoolInt Bool; */
261	#define True 1
262	#define False 0
263
264
265	#ifdef _WIN32
266	#define Z7_STDCALL __stdcall
267	#else
268	#define Z7_STDCALL
269	#endif
270
271	#ifdef _MSC_VER
272
273	#if _MSC_VER >= 1300
274	#define Z7_NO_INLINE __declspec(noinline)
275	#else
276	#define Z7_NO_INLINE
277	#endif
278
279	#define Z7_FORCE_INLINE __forceinline
280
281	#define Z7_CDECL __cdecl
282	#define Z7_FASTCALL __fastcall
283
284	#else // _MSC_VER
285
286	#if (defined(__GNUC__) && (__GNUC__ >= 4)) \
287	\|\| (defined(__clang__) && (__clang_major__ >= 4)) \
288	\|\| defined(__INTEL_COMPILER) \
289	\|\| defined(__xlC__)
290	#define Z7_NO_INLINE __attribute__((noinline))
291	#define Z7_FORCE_INLINE __attribute__((always_inline)) inline
292	#else
293	#define Z7_NO_INLINE
294	#define Z7_FORCE_INLINE
295	#endif
296
297	#define Z7_CDECL
298
299	#if defined(_M_IX86) \
300	\|\| defined(__i386__)
301	// #define Z7_FASTCALL __attribute__((fastcall))
302	// #define Z7_FASTCALL __attribute__((cdecl))
303	#define Z7_FASTCALL
304	#elif defined(MY_CPU_AMD64)
305	// #define Z7_FASTCALL __attribute__((ms_abi))
306	#define Z7_FASTCALL
307	#else
308	#define Z7_FASTCALL
309	#endif
310
311	#endif // _MSC_VER
312
313
314	/* The following interfaces use first parameter as pointer to structure */
315
316	// #define Z7_C_IFACE_CONST_QUAL
317	#define Z7_C_IFACE_CONST_QUAL const
318
319	#define Z7_C_IFACE_DECL(a) \
320	struct a ## _; \
321	typedef Z7_C_IFACE_CONST_QUAL struct a ## _ * a ## Ptr; \
322	typedef struct a ## _ a; \
323	struct a ## _
324
325
326	Z7_C_IFACE_DECL (IByteIn)
327	{
328	Byte (Read)(IByteInPtr p); / reads one byte, returns 0 in case of EOF or error */
329	};
330	#define IByteIn_Read(p) (p)->Read(p)
331
332
333	Z7_C_IFACE_DECL (IByteOut)
334	{
335	void (*Write)(IByteOutPtr p, Byte b);
336	};
337	#define IByteOut_Write(p, b) (p)->Write(p, b)
338
339
340	Z7_C_IFACE_DECL (ISeqInStream)
341	{
342	SRes (Read)(ISeqInStreamPtr p, void buf, size_t *size);
343	/* if (input(size) != 0 && output(size) == 0) means end_of_stream.
344	(output(size) < input(size)) is allowed */
345	};
346	#define ISeqInStream_Read(p, buf, size) (p)->Read(p, buf, size)
347
348	/* try to read as much as avail in stream and limited by (processedSize) /
349	SRes SeqInStream_ReadMax(ISeqInStreamPtr stream, void buf, size_t processedSize);
350	/* it can return SZ_ERROR_INPUT_EOF */
351	// SRes SeqInStream_Read(ISeqInStreamPtr stream, void *buf, size_t size);
352	// SRes SeqInStream_Read2(ISeqInStreamPtr stream, void *buf, size_t size, SRes errorType);
353	SRes SeqInStream_ReadByte(ISeqInStreamPtr stream, Byte *buf);
354
355
356	Z7_C_IFACE_DECL (ISeqOutStream)
357	{
358	size_t (Write)(ISeqOutStreamPtr p, const void buf, size_t size);
359	/* Returns: result - the number of actually written bytes.
360	(result < size) means error */
361	};
362	#define ISeqOutStream_Write(p, buf, size) (p)->Write(p, buf, size)
363
364	typedef enum
365	{
366	SZ_SEEK_SET = 0,
367	SZ_SEEK_CUR = 1,
368	SZ_SEEK_END = 2
369	} ESzSeek;
370
371
372	Z7_C_IFACE_DECL (ISeekInStream)
373	{
374	SRes (Read)(ISeekInStreamPtr p, void buf, size_t size); / same as ISeqInStream::Read */
375	SRes (Seek)(ISeekInStreamPtr p, Int64 pos, ESzSeek origin);
376	};
377	#define ISeekInStream_Read(p, buf, size) (p)->Read(p, buf, size)
378	#define ISeekInStream_Seek(p, pos, origin) (p)->Seek(p, pos, origin)
379
380
381	Z7_C_IFACE_DECL (ILookInStream)
382	{
383	SRes (Look)(ILookInStreamPtr p, const void buf, size_t size);
384	/* if (input(size) != 0 && output(size) == 0) means end_of_stream.
385	(output(size) > input(size)) is not allowed
386	(output(size) < input(size)) is allowed */
387	SRes (*Skip)(ILookInStreamPtr p, size_t offset);
388	/* offset must be <= output(size) of Look /
389	SRes (Read)(ILookInStreamPtr p, void buf, size_t *size);
390	/* reads directly (without buffer). It's same as ISeqInStream::Read */
391	SRes (Seek)(ILookInStreamPtr p, Int64 pos, ESzSeek origin);
392	};
393
394	#define ILookInStream_Look(p, buf, size) (p)->Look(p, buf, size)
395	#define ILookInStream_Skip(p, offset) (p)->Skip(p, offset)
396	#define ILookInStream_Read(p, buf, size) (p)->Read(p, buf, size)
397	#define ILookInStream_Seek(p, pos, origin) (p)->Seek(p, pos, origin)
398
399
400	SRes LookInStream_LookRead(ILookInStreamPtr stream, void buf, size_t size);
401	SRes LookInStream_SeekTo(ILookInStreamPtr stream, UInt64 offset);
402
403	/* reads via ILookInStream::Read */
404	SRes LookInStream_Read2(ILookInStreamPtr stream, void *buf, size_t size, SRes errorType);
405	SRes LookInStream_Read(ILookInStreamPtr stream, void *buf, size_t size);
406
407
408	typedef struct
409	{
410	ILookInStream vt;
411	ISeekInStreamPtr realStream;
412
413	size_t pos;
414	size_t size; /* it's data size */
415
416	/* the following variables must be set outside */
417	Byte *buf;
418	size_t bufSize;
419	} CLookToRead2;
420
421	void LookToRead2_CreateVTable(CLookToRead2 *p, int lookahead);
422
423	#define LookToRead2_INIT(p) { (p)->pos = (p)->size = 0; }
424
425
426	typedef struct
427	{
428	ISeqInStream vt;
429	ILookInStreamPtr realStream;
430	} CSecToLook;
431
432	void SecToLook_CreateVTable(CSecToLook *p);
433
434
435
436	typedef struct
437	{
438	ISeqInStream vt;
439	ILookInStreamPtr realStream;
440	} CSecToRead;
441
442	void SecToRead_CreateVTable(CSecToRead *p);
443
444
445	Z7_C_IFACE_DECL (ICompressProgress)
446	{
447	SRes (*Progress)(ICompressProgressPtr p, UInt64 inSize, UInt64 outSize);
448	/* Returns: result. (result != SZ_OK) means break.
449	Value (UInt64)(Int64)-1 for size means unknown value. */
450	};
451
452	#define ICompressProgress_Progress(p, inSize, outSize) (p)->Progress(p, inSize, outSize)
453
454
455
456	typedef struct ISzAlloc ISzAlloc;
457	typedef const ISzAlloc * ISzAllocPtr;
458
459	struct ISzAlloc
460	{
461	void (Alloc)(ISzAllocPtr p, size_t size);
462	void (Free)(ISzAllocPtr p, void address); /* address can be 0 */
463	};
464
465	#define ISzAlloc_Alloc(p, size) (p)->Alloc(p, size)
466	#define ISzAlloc_Free(p, a) (p)->Free(p, a)
467
468	/* deprecated */
469	#define IAlloc_Alloc(p, size) ISzAlloc_Alloc(p, size)
470	#define IAlloc_Free(p, a) ISzAlloc_Free(p, a)
471
472
473
474
475
476	#ifndef MY_offsetof
477	#ifdef offsetof
478	#define MY_offsetof(type, m) offsetof(type, m)
479	/*
480	#define MY_offsetof(type, m) FIELD_OFFSET(type, m)
481	*/
482	#else
483	#define MY_offsetof(type, m) ((size_t)&(((type *)0)->m))
484	#endif
485	#endif
486
487
488
489	#ifndef Z7_container_of
490
491	/*
492	#define Z7_container_of(ptr, type, m) container_of(ptr, type, m)
493	#define Z7_container_of(ptr, type, m) CONTAINING_RECORD(ptr, type, m)
494	#define Z7_container_of(ptr, type, m) ((type )((char )(ptr) - offsetof(type, m)))
495	#define Z7_container_of(ptr, type, m) (&((type )0)->m == (ptr), ((type )(((char *)(ptr)) - MY_offsetof(type, m))))
496	*/
497
498	/*
499	GCC shows warning: "perhaps the 'offsetof' macro was used incorrectly"
500	GCC 3.4.4 : classes with constructor
501	GCC 4.8.1 : classes with non-public variable members"
502	*/
503
504	#define Z7_container_of(ptr, type, m) \
505	((type )(void )((char )(void ) \
506	(1 ? (ptr) : &((type *)NULL)->m) - MY_offsetof(type, m)))
507
508	#define Z7_container_of_CONST(ptr, type, m) \
509	((const type )(const void )((const char )(const void ) \
510	(1 ? (ptr) : &((type *)NULL)->m) - MY_offsetof(type, m)))
511
512	/*
513	#define Z7_container_of_NON_CONST_FROM_CONST(ptr, type, m) \
514	((type )(void )(const void )((const char )(const void *) \
515	(1 ? (ptr) : &((type *)NULL)->m) - MY_offsetof(type, m)))
516	*/
517
518	#endif
519
520	#define Z7_CONTAINER_FROM_VTBL_SIMPLE(ptr, type, m) ((type )(void )(ptr))
521
522	// #define Z7_CONTAINER_FROM_VTBL(ptr, type, m) Z7_CONTAINER_FROM_VTBL_SIMPLE(ptr, type, m)
523	#define Z7_CONTAINER_FROM_VTBL(ptr, type, m) Z7_container_of(ptr, type, m)
524	// #define Z7_CONTAINER_FROM_VTBL(ptr, type, m) Z7_container_of_NON_CONST_FROM_CONST(ptr, type, m)
525
526	#define Z7_CONTAINER_FROM_VTBL_CONST(ptr, type, m) Z7_container_of_CONST(ptr, type, m)
527
528	#define Z7_CONTAINER_FROM_VTBL_CLS(ptr, type, m) Z7_CONTAINER_FROM_VTBL_SIMPLE(ptr, type, m)
529	/*
530	#define Z7_CONTAINER_FROM_VTBL_CLS(ptr, type, m) Z7_CONTAINER_FROM_VTBL(ptr, type, m)
531	*/
532	#if defined (__clang__) \|\| defined(__GNUC__)
533	#define Z7_DIAGNOSTIC_IGNORE_BEGIN_CAST_QUAL \
534	_Pragma("GCC diagnostic push") \
535	_Pragma("GCC diagnostic ignored \"-Wcast-qual\"")
536	#define Z7_DIAGNOSTIC_IGNORE_END_CAST_QUAL \
537	_Pragma("GCC diagnostic pop")
538	#else
539	#define Z7_DIAGNOSTIC_IGNORE_BEGIN_CAST_QUAL
540	#define Z7_DIAGNOSTIC_IGNORE_END_CAST_QUAL
541	#endif
542
543	#define Z7_CONTAINER_FROM_VTBL_TO_DECL_VAR(ptr, type, m, p) \
544	Z7_DIAGNOSTIC_IGNORE_BEGIN_CAST_QUAL \
545	type *p = Z7_CONTAINER_FROM_VTBL(ptr, type, m); \
546	Z7_DIAGNOSTIC_IGNORE_END_CAST_QUAL
547
548	#define Z7_CONTAINER_FROM_VTBL_TO_DECL_VAR_pp_vt_p(type) \
549	Z7_CONTAINER_FROM_VTBL_TO_DECL_VAR(pp, type, vt, p)
550
551
552	// #define ZIP7_DECLARE_HANDLE(name) typedef void *name;
553	#define Z7_DECLARE_HANDLE(name) struct name##_dummy{int unused;}; typedef struct name##_dummy *name;
554
555
556	#define Z7_memset_0_ARRAY(a) memset((a), 0, sizeof(a))
557
558	#ifndef Z7_ARRAY_SIZE
559	#define Z7_ARRAY_SIZE(a) (sizeof(a) / sizeof((a)[0]))
560	#endif
561
562
563	#ifdef _WIN32
564
565	#define CHAR_PATH_SEPARATOR '\\'
566	#define WCHAR_PATH_SEPARATOR L'\\'
567	#define STRING_PATH_SEPARATOR "\\"
568	#define WSTRING_PATH_SEPARATOR L"\\"
569
570	#else
571
572	#define CHAR_PATH_SEPARATOR '/'
573	#define WCHAR_PATH_SEPARATOR L'/'
574	#define STRING_PATH_SEPARATOR "/"
575	#define WSTRING_PATH_SEPARATOR L"/"
576
577	#endif
578
579	#define k_PropVar_TimePrec_0 0
580	#define k_PropVar_TimePrec_Unix 1
581	#define k_PropVar_TimePrec_DOS 2
582	#define k_PropVar_TimePrec_HighPrec 3
583	#define k_PropVar_TimePrec_Base 16
584	#define k_PropVar_TimePrec_100ns (k_PropVar_TimePrec_Base + 7)
585	#define k_PropVar_TimePrec_1ns (k_PropVar_TimePrec_Base + 9)
586
587	EXTERN_C_END
588
589	#endif
590
591	/*
592	#ifndef Z7_ST
593	#ifdef _7ZIP_ST
594	#define Z7_ST
595	#endif
596	#endif
597	*/