Mercurial > vba-linux

     1 #ifndef VBA_PORT_H

     2 #define VBA_PORT_H

     3 

     4 #if _MSC_VER > 1000

     5 #pragma once

     6 #endif // _MSC_VER > 1000

     7 

     8 #include <ctime>

     9 

    10 #ifndef NULL

    11 #define NULL 0

    12 #endif

    13 

    14 typedef unsigned char bool8;

    15 

    16 #ifdef HAVE_STDINT_H

    17 #include <stdint.h>

    18 

    19 typedef int8_t   int8;

    20 typedef uint8_t  uint8;

    21 typedef int16_t  int16;

    22 typedef uint16_t uint16;

    23 typedef int32_t  int32;

    24 typedef uint32_t uint32;

    25 typedef int64_t  int64;

    26 typedef uint64_t uint64;

    27 typedef intptr_t pint;

    28 

    29 #else /* Don't have stdint.h */

    30 

    31 #ifdef PTR_NOT_INT

    32 typedef long pint;

    33 #else /* pointer is int */

    34 typedef int pint;

    35 #endif /* PTR_NOT_INT */

    36 

    37 /* FIXME: Refactor this by moving out the BORLAND part and unifying typedefs */

    38 #ifndef WIN32

    39 typedef unsigned char  uint8;

    40 typedef unsigned short uint16;

    41 typedef signed char    int8;

    42 typedef short          int16;

    43 typedef int            int32;

    44 typedef unsigned int   uint32;

    45 # ifdef __GNUC__  /* long long is not part of ISO C++ */

    46 __extension__ typedef long long          int64;

    47 __extension__ typedef unsigned long long uint64;

    48 # else

    49 typedef long long          int64;

    50 typedef unsigned long long uint64;

    51 # endif

    52 #else /* WIN32 */

    53 

    54 # ifdef __BORLANDC__

    55 #   include <systypes.h>

    56 # else

    57 

    58 typedef unsigned char  uint8;

    59 typedef unsigned short uint16;

    60 typedef signed char    int8;

    61 typedef short          int16;

    62 

    63 # ifndef WSAAPI

    64 /* winsock2.h typedefs int32 as well. */

    65 typedef long int32;

    66 # endif

    67 

    68 typedef unsigned int uint32;

    69 

    70 # endif /* __BORLANDC__ */

    71 

    72 typedef __int64          int64;

    73 typedef unsigned __int64 uint64;

    74 

    75 #endif /* WIN32 */

    76 #endif /* HAVE_STDINT_H */

    77 

    78 #ifndef WIN32

    79 

    80 #ifndef PATH_MAX

    81 #define PATH_MAX 1024

    82 #endif

    83 

    84 #define _MAX_DIR PATH_MAX

    85 #define _MAX_DRIVE 1

    86 #define _MAX_FNAME PATH_MAX

    87 #define _MAX_EXT PATH_MAX

    88 #define _MAX_PATH PATH_MAX

    89 

    90 #define ZeroMemory(a, b) memset((a), 0, (b))

    91 

    92 void _makepath(char *path, const char *drive, const char *dir,

    93                const char *fname, const char *ext);

    94 void _splitpath(const char *path, char *drive, char *dir, char *fname,

    95                 char *ext);

    96 #else /* WIN32 */

    97 #define strcasecmp stricmp

    98 #define strncasecmp strnicmp

    99 #endif

   100 

   101 typedef uint8  u8;

   102 typedef uint16 u16;

   103 typedef uint32 u32;

   104 typedef uint64 u64;

   105 typedef int8   s8;

   106 typedef int16  s16;

   107 typedef int32  s32;

   108 typedef int64  s64;

   109 

   110 // for consistency

   111 static inline u8 swap8(u8 v)

   112 {

   113 	return v;

   114 }

   115 

   116 // swaps a 16-bit value

   117 static inline u16 swap16(u16 v)

   118 {

   119 	return (v<<8)|(v>>8);

   120 }

   121 

   122 // swaps a 32-bit value

   123 static inline u32 swap32(u32 v)

   124 {

   125 	return (v<<24)|((v<<8)&0xff0000)|((v>>8)&0xff00)|(v>>24);

   126 }

   127 

   128 #define READ8LE(x) \

   129     *((u8 *)x)

   130 

   131 #define WRITE8LE(x, v) \

   132     *((u8 *)x) = (v)

   133 

   134 #ifdef WORDS_BIGENDIAN

   135 #if defined(__GNUC__) && defined(__ppc__)

   136 

   137 #define READ16LE(base) \

   138     ({ unsigned short lhbrxResult;       \

   139        __asm__("lhbrx %0, 0, %1" : "=r" (lhbrxResult) : "r" (base) : "memory"); \

   140        lhbrxResult; })

   141 

   142 #define READ32LE(base) \

   143     ({ unsigned long lwbrxResult; \

   144        __asm__("lwbrx %0, 0, %1" : "=r" (lwbrxResult) : "r" (base) : "memory"); \

   145        lwbrxResult; })

   146 

   147 #define WRITE16LE(base, value) \

   148     __asm__("sthbrx %0, 0, %1" : : "r" (value), "r" (base) : "memory")

   149 

   150 #define WRITE32LE(base, value) \

   151     __asm__("stwbrx %0, 0, %1" : : "r" (value), "r" (base) : "memory")

   152 

   153 #else

   154 #define READ16LE(x) \

   155     swap16(*((u16 *)(x)))

   156 #define READ32LE(x) \

   157     swap32(*((u32 *)(x)))

   158 #define WRITE16LE(x, v) \

   159     *((u16 *)x) = swap16((v))

   160 #define WRITE32LE(x, v) \

   161     *((u32 *)x) = swap32((v))

   162 #endif

   163 #else

   164 #define READ16LE(x) \

   165     *((u16 *)x)

   166 #define READ32LE(x) \

   167     *((u32 *)x)

   168 #define WRITE16LE(x, v) \

   169     *((u16 *)x) = (v)

   170 #define WRITE32LE(x, v) \

   171     *((u32 *)x) = (v)

   172 #endif

   173 

   174 #ifndef CTASSERT

   175 #define CTASSERT(x)  typedef char __assert ## y[(x) ? 1 : -1];

   176 #endif

   177 

   178 #endif // VBA_PORT_H
author	Robert McIntyre <rlm@mit.edu>
date	Sat, 03 Mar 2012 10:54:39 -0600
parents	f9f4f1b99eed
children	48369c6aeaa0