shell/WinFile.cpp

   1 /* -*- Mode: C++; c-basic-offset: 4; indent-tabs-mode: nil; tab-width: 4 -*- */
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   4 * Version: MPL 1.1/GPL 2.0/LGPL 2.1
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   6 * The contents of this file are subject to the Mozilla Public License Version
   7 * 1.1 (the "License"); you may not use this file except in compliance with
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  16 * The Original Code is [Open Source Virtual Machine.].
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  18 * The Initial Developer of the Original Code is
  19 * Adobe System Incorporated.
  20 * Portions created by the Initial Developer are Copyright (C) 2004-2006
  21 * the Initial Developer. All Rights Reserved.
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  23 * Contributor(s):
  24 *   Adobe AS3 Team
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  39
  40 #include "WinFile.h"
  41
  42 namespace avmshell
  43 {
  44     WinFile::~WinFile()
  45     {
  46         if(file)
  47         {
  48             fclose(file);
  49         }
  50     }
  51
  52     bool WinFile::open(const char* filename, File::OpenAttribute flags)
  53     {
  54         const char* fileAttributes[] = { "r", "w", "a", "rb", "wb", "ab" };
  55
  56         file = fopen(filename, fileAttributes[flags] );
  57
  58         return file != NULL;
  59     }
  60
  61     void WinFile::close()
  62     {
  63         fclose(file);
  64         file = NULL;
  65     }
  66
  67     size_t WinFile::read(void* buffer, size_t bytesToRead)
  68     {
  69         return fread(buffer, 1, bytesToRead, file);
  70     }
  71
  72     size_t WinFile::write(const void* buffer, size_t bytesToWrite)
  73     {
  74         return fwrite(buffer, 1, bytesToWrite, file);
  75     }
  76
  77     int64_t WinFile::getPosition() const
  78     {
  79     #if defined (UNDER_CE)
  80         return ftell(file);
  81     #else
  82         return _ftelli64(file);
  83     #endif
  84     }
  85
  86     bool WinFile::setPosition(int64_t pos)
  87     {
  88     #if defined (UNDER_CE)
  89         return fseek(file, (long)pos, SEEK_SET) == 0;
  90     #else
  91         return _fseeki64(file, pos, SEEK_SET) == 0;
  92     #endif
  93     }
  94
  95     int64_t WinFile::size() const
  96     {
  97     #if defined (UNDER_CE)
  98         fseek(file, 0L, SEEK_END);
  99         int64_t pos = ftell(file);
 100         fseek (file, 0L, SEEK_SET);
 101     #else
 102         _fseeki64(file, 0LL, SEEK_END);
 103         int64_t pos = _ftelli64(file);
 104         _fseeki64 (file, 0LL, SEEK_SET);
 105     #endif
 106
 107         return pos;
 108     }
 109
 110     bool WinFile::isEOF() const
 111     {
 112         return feof(file) != 0;
 113     }
 114 }