vpx_ports/vpxtypes.h

   1 /*
   2  *  Copyright (c) 2010 The WebM project authors. All Rights Reserved.
   3  *
   4  *  Use of this source code is governed by a BSD-style license
   5  *  that can be found in the LICENSE file in the root of the source
   6  *  tree. An additional intellectual property rights grant can be found
   7  *  in the file PATENTS.  All contributing project authors may
   8  *  be found in the AUTHORS file in the root of the source tree.
   9  */
  10
  11
  12 #ifndef __VPXTYPES_H__
  13 #define __VPXTYPES_H__
  14
  15 #include "vpx_ports/config.h"
  16
  17 //#include <sys/types.h>
  18 #ifdef _MSC_VER
  19 # include <basetsd.h>
  20 typedef SSIZE_T ssize_t;
  21 #endif
  22
  23 #if defined(HAVE_STDINT_H) && HAVE_STDINT_H
  24 /* C99 types are preferred to vpx integer types */
  25 # include <stdint.h>
  26 #endif
  27
  28 /*!\defgroup basetypes Base Types
  29   @{*/
  30 #if !defined(HAVE_STDINT_H) && !defined(INT_T_DEFINED)
  31 # ifdef STRICTTYPES
  32 typedef signed char  int8_t;
  33 typedef signed short int16_t;
  34 typedef signed int   int32_t;
  35 # else
  36 typedef char         int8_t;
  37 typedef short        int16_t;
  38 typedef int          int32_t;
  39 # endif
  40 typedef unsigned char  uint8_t;
  41 typedef unsigned short uint16_t;
  42 typedef unsigned int   uint32_t;
  43 #endif
  44
  45 typedef int8_t     vpxs8;
  46 typedef uint8_t    vpxu8;
  47 typedef int16_t    vpxs16;
  48 typedef uint16_t   vpxu16;
  49 typedef int32_t    vpxs32;
  50 typedef uint32_t   vpxu32;
  51 typedef int32_t    vpxbool;
  52
  53 enum {vpxfalse, vpxtrue};
  54
  55 /*!\def OTC
  56    \brief a macro suitable for declaring a constant #vpxtc*/
  57 /*!\def VPXTC
  58    \brief printf format string suitable for printing an #vpxtc*/
  59 #ifdef UNICODE
  60 # ifdef NO_WCHAR
  61 #  error "no non-wchar support added yet"
  62 # else
  63 #  include <wchar.h>
  64 typedef wchar_t vpxtc;
  65 #  define OTC(str) L ## str
  66 #  define VPXTC "ls"
  67 # endif /*NO_WCHAR*/
  68 #else
  69 typedef char vpxtc;
  70 # define OTC(str) (vpxtc*)str
  71 # define VPXTC "s"
  72 #endif /*UNICODE*/
  73 /*@} end - base types*/
  74
  75 /*!\addtogroup basetypes
  76   @{*/
  77 /*!\def VPX64
  78    \brief printf format string suitable for printing an #vpxs64*/
  79 #if defined(HAVE_STDINT_H)
  80 # define VPX64 PRId64
  81 typedef int64_t vpxs64;
  82 #elif defined(HASLONGLONG)
  83 # undef  PRId64
  84 # define PRId64 "lld"
  85 # define VPX64 PRId64
  86 typedef long long vpxs64;
  87 #elif defined(WIN32) || defined(_WIN32_WCE)
  88 # undef  PRId64
  89 # define PRId64 "I64d"
  90 # define VPX64 PRId64
  91 typedef __int64 vpxs64;
  92 typedef unsigned __int64 vpxu64;
  93 #elif defined(__uClinux__) && defined(CHIP_DM642)
  94 # include <lddk.h>
  95 # undef  PRId64
  96 # define PRId64 "lld"
  97 # define VPX64 PRId64
  98 typedef long vpxs64;
  99 #elif defined(__SYMBIAN32__)
 100 # undef  PRId64
 101 # define PRId64 "u"
 102 # define VPX64 PRId64
 103 typedef unsigned int vpxs64;
 104 #else
 105 # error "64 bit integer type undefined for this platform!"
 106 #endif
 107 #if !defined(HAVE_STDINT_H) && !defined(INT_T_DEFINED)
 108 typedef vpxs64 int64_t;
 109 typedef vpxu64 uint64_t;
 110 #endif
 111 /*!@} end - base types*/
 112
 113 /*!\ingroup basetypes
 114    \brief Common return type*/
 115 typedef enum
 116 {
 117     VPX_NOT_FOUND        = -404,
 118     VPX_BUFFER_EMPTY     = -202,
 119     VPX_BUFFER_FULL      = -201,
 120
 121     VPX_CONNREFUSED      = -102,
 122     VPX_TIMEDOUT         = -101,
 123     VPX_WOULDBLOCK       = -100,
 124
 125     VPX_NET_ERROR        = -9,
 126     VPX_INVALID_VERSION  = -8,
 127     VPX_INPROGRESS       = -7,
 128     VPX_NOT_SUPP         = -6,
 129     VPX_NO_MEM           = -3,
 130     VPX_INVALID_PARAMS   = -2,
 131     VPX_ERROR            = -1,
 132     VPX_OK               = 0,
 133     VPX_DONE             = 1
 134 } vpxsc;
 135
 136 #if defined(WIN32) || defined(_WIN32_WCE)
 137 # define DLLIMPORT __declspec(dllimport)
 138 # define DLLEXPORT __declspec(dllexport)
 139 # define DLLLOCAL
 140 #elif defined(LINUX)
 141 # define DLLIMPORT
 142 /*visibility attribute support is available in 3.4 and later.
 143   see: http://gcc.gnu.org/wiki/Visibility for more info*/
 144 # if defined(__GNUC__) && ((__GNUC__<<16|(__GNUC_MINOR__&0xff)) >= (3<<16|4))
 145 #  define GCC_HASCLASSVISIBILITY
 146 # endif /*defined(__GNUC__) && __GNUC_PREREQ(3,4)*/
 147 # ifdef GCC_HASCLASSVISIBILITY
 148 #  define DLLEXPORT   __attribute__ ((visibility("default")))
 149 #  define DLLLOCAL __attribute__ ((visibility("hidden")))
 150 # else
 151 #  define DLLEXPORT
 152 #  define DLLLOCAL
 153 # endif /*GCC_HASCLASSVISIBILITY*/
 154 #endif /*platform ifdefs*/
 155
 156 #endif /*__VPXTYPES_H__*/
 157
 158 #undef VPXAPI
 159 /*!\def VPXAPI
 160    \brief library calling convention/storage class attributes.
 161
 162    Specifies whether the function is imported through a dll
 163    or is from a static library.*/
 164 #ifdef VPXDLL
 165 # ifdef VPXDLLEXPORT
 166 #  define VPXAPI DLLEXPORT
 167 # else
 168 #  define VPXAPI DLLIMPORT
 169 # endif /*VPXDLLEXPORT*/
 170 #else
 171 # define VPXAPI
 172 #endif /*VPXDLL*/