1 /*
2  * Copyright (c) 2010-2014 Colin Harrison All Rights Reserved.
3  *
4  * Permission is hereby granted, free of charge, to any person obtaining a
5  * copy of this software and associated documentation files (the "Software"),
6  * to deal in the Software without restriction, including without limitation
7  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8  * and/or sell copies of the Software, and to permit persons to whom the
9  * Software is furnished to do so, subject to the following conditions:
10  *
11  * The above copyright notice and this permission notice shall be included in
12  * all copies or substantial portions of the Software.
13  *
14  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
17  * THE ABOVE LISTED COPYRIGHT HOLDER(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
18  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
19  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
20  * DEALINGS IN THE SOFTWARE.
21  *
22  * Except as contained in this notice, the name(s) of the above copyright
23  * holders shall not be used in advertising or otherwise to promote the sale,
24  * use or other dealings in this Software without prior written authorization.
25  *
26  * Author: Colin Harrison
27  */
28 
29 #ifdef HAVE_XWIN_CONFIG_H
30 #include <xwin-config.h>
31 #endif
32 #include "win.h"
33 
34 typedef BOOL (WINAPI *LPFN_ISWOW64PROCESS)(HANDLE, PBOOL);
35 
36 static const char*
IsWow64(void)37 IsWow64(void)
38 {
39 #ifdef __x86_64__
40     return " (64-bit)";
41 #else
42     WINBOOL bIsWow64;
43     LPFN_ISWOW64PROCESS fnIsWow64Process =
44         (LPFN_ISWOW64PROCESS) GetProcAddress(GetModuleHandle(TEXT("kernel32")),
45                                              "IsWow64Process");
46     if (NULL != fnIsWow64Process) {
47         if (fnIsWow64Process(GetCurrentProcess(), &bIsWow64))
48             return bIsWow64 ? " (WoW64)" : " (32-bit)";
49     }
50 
51     /* OS doesn't support IsWow64Process() */
52     return "";
53 #endif
54 }
55 
56 /*
57  * Report the OS version
58  */
59 
60 void
winOS(void)61 winOS(void)
62 {
63     OSVERSIONINFOEX osvi = {0};
64 
65     /* Get operating system version information */
66     osvi.dwOSVersionInfoSize = sizeof(osvi);
67     GetVersionEx((LPOSVERSIONINFO)&osvi);
68 
69     ErrorF("OS: Windows NT %d.%d build %d%s\n",
70            (int)osvi.dwMajorVersion, (int)osvi.dwMinorVersion,
71            (int)osvi.dwBuildNumber, IsWow64());
72 }
73