src/win32.cc

   1
   2 /*
   3  * $Id: win32.cc,v 1.3 2001/10/19 22:34:49 hno Exp $
   4  *
   5  * * * * * * * * Legal stuff * * * * * * *
   6  *
   7  * (C) 2001 Guido Serassio <serassio@libero.it>,
   8  *   inspired by previous work by Romeo Anghelache & Eric Stern.
   9  * This program is free software; you can redistribute it and/or modify
  10  * it under the terms of the GNU General Public License as published by
  11  * the Free Software Foundation; either version 2 of the License, or
  12  * (at your option) any later version.
  13  *
  14  * This program is distributed in the hope that it will be useful,
  15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17  * GNU General Public License for more details.
  18  *
  19  * You should have received a copy of the GNU General Public License
  20  * along with this program; if not, write to the Free Software
  21  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111, USA.
  22  *
  23  */
  24
  25 #include "squid.h"
  26
  27 /* This code compiles only CygWin & Windows NT Port */
  28 #if defined(_SQUID_MSWIN_) || defined(_SQUID_CYGWIN_)
  29 #include <windows.h>
  30
  31 static unsigned int GetOSVersion();
  32
  33 /* ====================================================================== */
  34 /* LOCAL FUNCTIONS */
  35 /* ====================================================================== */
  36
  37 static unsigned int
  38 GetOSVersion()
  39 {
  40     OSVERSIONINFO osvi;
  41
  42     safe_free(WIN32_OS_string);
  43     memset(&osvi, '\0', sizeof(OSVERSIONINFO));
  44     osvi.dwOSVersionInfoSize = sizeof(OSVERSIONINFO);
  45     GetVersionEx((OSVERSIONINFO *) & osvi);
  46     switch (osvi.dwPlatformId) {
  47     case VER_PLATFORM_WIN32_NT:
  48         if (osvi.dwMajorVersion <= 4) {
  49             WIN32_OS_string = xstrdup("Windows NT");
  50             return _WIN_OS_WINNT;
  51         }
  52         if ((osvi.dwMajorVersion == 5) && (osvi.dwMinorVersion == 1)) {
  53             WIN32_OS_string = xstrdup("Windows XP");
  54             return _WIN_OS_WINXP;
  55         }
  56         WIN32_OS_string = xstrdup("Windows 2000");
  57         return _WIN_OS_WIN2K;
  58         break;
  59     case VER_PLATFORM_WIN32_WINDOWS:
  60         if ((osvi.dwMajorVersion > 4) ||
  61             ((osvi.dwMajorVersion == 4) && (osvi.dwMinorVersion > 0))) {
  62             WIN32_OS_string = xstrdup("Windows 98");
  63             return _WIN_OS_WIN98;
  64         }
  65         WIN32_OS_string = xstrdup("Windows 95");
  66         return _WIN_OS_WIN95;
  67         break;
  68     case VER_PLATFORM_WIN32s:
  69         WIN32_OS_string = xstrdup("Windows 3.1 with WIN32S");
  70         return _WIN_OS_WIN32S;
  71         break;
  72     default:
  73         return _WIN_OS_UNKNOWN;
  74     }
  75     WIN32_OS_string = xstrdup("Unknown");
  76     return _WIN_OS_UNKNOWN;
  77 }
  78
  79 /* ====================================================================== */
  80 /* PUBLIC FUNCTIONS */
  81 /* ====================================================================== */
  82
  83 void
  84 WIN32_Exit()
  85 {
  86     _exit(0);
  87 }
  88
  89 int
  90 WIN32_Subsystem_Init()
  91 {
  92     WIN32_OS_version = GetOSVersion();
  93     if ((WIN32_OS_version == _WIN_OS_UNKNOWN) || (WIN32_OS_version == _WIN_OS_WIN32S))
  94         return 1;
  95     if (atexit(WIN32_Exit) != 0)
  96         return 1;
  97     return 0;
  98 }
  99 #endif