os-win32/stdint.h

   1 /*
   2  * Copyright (C) 2005, 2006 Apple Computer, Inc.
   3  *
   4  * This library is free software; you can redistribute it and/or
   5  * modify it under the terms of the GNU Library General Public
   6  * License as published by the Free Software Foundation; either
   7  * version 2 of the License, or (at your option) any later version.
   8  *
   9  * This library is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12  * Library General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU Library General Public License
  15  * along with this library; see the file COPYING.LIB.  If not, write to
  16  * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  17  * Boston, MA 02110-1301, USA.
  18  *
  19  */
  20
  21 #ifndef STDINT_WIN32_H
  22 #define STDINT_WIN32_H
  23
  24 #include <wtf/Platform.h>
  25
  26 /* This file emulates enough of stdint.h on Windows to make JavaScriptCore and WebCore
  27    compile using MSVC which does not ship with the stdint.h header. */
  28
  29 #if !COMPILER(MSVC)
  30 #error "This stdint.h file should only be compiled with MSVC"
  31 #endif
  32
  33 #include <limits.h>
  34
  35 typedef unsigned char uint8_t;
  36 typedef signed char int8_t;
  37 typedef unsigned short uint16_t;
  38 typedef short int16_t;
  39 typedef unsigned int uint32_t;
  40 typedef int int32_t;
  41 typedef __int64 int64_t;
  42 typedef unsigned __int64 uint64_t;
  43
  44 #if !defined(__cplusplus) || defined(__STDC_LIMIT_MACROS)
  45 #ifndef SIZE_MAX
  46 #ifdef _WIN64
  47 #define SIZE_MAX  _UI64_MAX
  48 #else
  49 #define SIZE_MAX  _UI32_MAX
  50 #endif
  51 #endif
  52 #endif
  53
  54 #ifndef CASSERT
  55 #define CASSERT(exp, name) typedef int dummy##name [(exp) ? 1 : -1];
  56 #endif
  57
  58 CASSERT(sizeof(int8_t) == 1, int8_t_is_one_byte)
  59 CASSERT(sizeof(uint8_t) == 1, uint8_t_is_one_byte)
  60 CASSERT(sizeof(int16_t) == 2, int16_t_is_two_bytes)
  61 CASSERT(sizeof(uint16_t) == 2, uint16_t_is_two_bytes)
  62 CASSERT(sizeof(int32_t) == 4, int32_t_is_four_bytes)
  63 CASSERT(sizeof(uint32_t) == 4, uint32_t_is_four_bytes)
  64 CASSERT(sizeof(int64_t) == 8, int64_t_is_eight_bytes)
  65 CASSERT(sizeof(uint64_t) == 8, uint64_t_is_eight_bytes)
  66
  67 #endif