获取操作系统版本和系统位数
#include <windows.h>#include <tchar.h>#include <stdio.h>#define BUFSIZE
80
typedef void (WINAPI *PGNSI)(LPSYSTEM_INFO)
;
int __cdecl _tmain(){ OSVERSIONINFOEX osvi
;
SYSTEM_INFO si
;
PGNSI pGNSI
;
BOOL bOsVersionInfoEx
;
ZeroMemory(&si
,
sizeof(SYSTEM_INFO))
;
ZeroMemory(&osvi
,
sizeof(OSVERSIONINFOEX))
;
// Try calling GetVersionEx using the OSVERSIONINFOEX structure. // If that fails
,
try using the OSVERSIONINFO structure. osvi.dwOSVersionInfoSize
=
sizeof(OSVERSIONINFOEX)
;
if( !(bOsVersionInfoEx
=
GetVersionEx ((OSVERSIONINFO *) &osvi)) ) { osvi.dwOSVersionInfoSize
=
sizeof (OSVERSIONINFO)
;
if (! GetVersionEx ( (OSVERSIONINFO *) &osvi) ) return FALSE
;
} // Call GetNativeSystemInfo if supported // or GetSystemInfo otherwise. pGNSI
=
(PGNSI) GetProcAddress( GetModuleHandle(TEXT(
"
kernel32.dll
"
))
,
"
GetNativeSystemInfo
"
)
;
if(NULL !
=
pGNSI) pGNSI(&si)
;
else GetSystemInfo(&si)
;
switch (osvi.dwPlatformId) { // Test for the Windows NT product family. case VER_PLATFORM_WIN32_NT: // Test for the specific product. if ( osvi.dwMajorVersion
==
6
&& osvi.dwMinorVersion
==
0
) { if( osvi.wProductType
==
VER_NT_WORKSTATION ) printf (
"
Windows Vista
"
)
;
else printf (
"
Windows Server \
"
Longhorn\
"
"
)
;
} if ( osvi.dwMajorVersion
==
5
&& osvi.dwMinorVersion
==
2
) { if( GetSystemMetrics(SM_SERVERR2) ) printf(
"
Microsoft Windows Server 2003 \
"
R2\
"
"
)
;
else if( osvi.wProductType
==
VER_NT_WORKSTATION && si.wProcessorArchitecture
==
PROCESSOR_ARCHITECTURE_AMD64) // PROCESSOR_ARCHITECTURE_AMD64 64位； PROCESSOR_ARCHITECTURE_INTEL 32位 { printf(
"
Microsoft Windows XP Professional x64 Edition
"
)
;
} else printf (
"
Microsoft Windows Server 2003,
"
)
;
} if ( osvi.dwMajorVersion
==
5
&& osvi.dwMinorVersion
==
1
) printf (
"
Microsoft Windows XP
"
)
;
if ( osvi.dwMajorVersion
==
5
&& osvi.dwMinorVersion
==
0
) printf (
"
Microsoft Windows 2000
"
)
;
if ( osvi.dwMajorVersion <
=
4
) printf (
"
Microsoft Windows NT
"
)
;
// Test for specific product on Windows NT
4.0
SP6 and later. if( bOsVersionInfoEx ) { // Test for the workstation type. if ( osvi.wProductType
==
VER_NT_WORKSTATION && si.wProcessorArchitecture!
=
PROCESSOR_ARCHITECTURE_AMD64) { if( osvi.dwMajorVersion
==
4
) printf (
"
Workstation 4.0
"
)
;
else if( osvi.wSuiteMask & VER_SUITE_PERSONAL ) printf (
"
Home Edition
"
)
;
else printf (
"
Professional
"
)
;
} // Test for the server type. else if ( osvi.wProductType
==
VER_NT_SERVER || osvi.wProductType
==
VER_NT_DOMAIN_CONTROLLER ) { if(osvi.dwMajorVersion
==
5
&& osvi.dwMinorVersion
==
2
) { if ( si.wProcessorArchitecture
==
PROCESSOR_ARCHITECTURE_IA64 ) { if( osvi.wSuiteMask & VER_SUITE_DATACENTER ) printf (
"
Datacenter Edition
"
"
for Itanium-based Systems
"
)
;
else if( osvi.wSuiteMask & VER_SUITE_ENTERPRISE ) printf (
"
Enterprise Edition
"
"
for Itanium-based Systems
"
)
;
} else if ( si.wProcessorArchitecture
==
PROCESSOR_ARCHITECTURE_AMD64 ) { if( osvi.wSuiteMask & VER_SUITE_DATACENTER ) printf (
"
Datacenter x64 Edition
"
)
;
else if( osvi.wSuiteMask & VER_SUITE_ENTERPRISE ) printf (
"
Enterprise x64 Edition
"
)
;
else printf(
"
Standard x64 Edition
"
)
;
} else { if( osvi.wSuiteMask & VER_SUITE_DATACENTER ) printf (
"
Datacenter Edition
"
)
;
else if( osvi.wSuiteMask & VER_SUITE_ENTERPRISE ) printf (
"
Enterprise Edition
"
)
;
else if ( osvi.wSuiteMask & VER_SUITE_BLADE ) printf (
"
Web Edition
"
)
;
else printf (
"
Standard Edition
"
)
;
} } else if(osvi.dwMajorVersion
==
5
&& osvi.dwMinorVersion
==
0
) { if( osvi.wSuiteMask & VER_SUITE_DATACENTER ) printf (
"
Datacenter Server
"
)
;
else if( osvi.wSuiteMask & VER_SUITE_ENTERPRISE ) printf (
"
Advanced Server
"
)
;
else printf (
"
Server
"
)
;
} else // Windows NT
4.0
{ if( osvi.wSuiteMask & VER_SUITE_ENTERPRISE ) printf (
"
Server 4.0, Enterprise Edition
"
)
;
else printf (
"
Server 4.0
"
)
;
} } } // Test for specific product on Windows NT
4.0
SP5 and earlier else { HKEY hKey
;
TCHAR szProductType
[
BUFSIZE
]
;
DWORD dwBufLen
=
BUFSIZE*sizeof(TCHAR)
;
LONG lRet
;
lRet
=
RegOpenKeyEx( HKEY_LOCAL_MACHINE
,
TEXT(
"
SYSTEM\\CurrentControlSet\\Control\\
"
"
ProductOptions
"
)
,
0
,
KEY_QUERY_VALUE
,
&hKey )
;
if( lRet !
=
ERROR_SUCCESS ) return FALSE
;
lRet
=
RegQueryValueEx( hKey
,
TEXT(
"
ProductType
"
)
,
NULL
,
NULL
,
(LPBYTE) szProductType
,
&dwBufLen)
;
RegCloseKey( hKey )
;
if( (lRet !
=
ERROR_SUCCESS) || (dwBufLen > BUFSIZE*sizeof(TCHAR)) ) return FALSE
;
if ( lstrcmpi( TEXT(
"
WINNT
"
)
,
szProductType)
==
0
) printf(
"
Workstation
"
)
;
if ( lstrcmpi( TEXT(
"
LANMANNT
"
)
,
szProductType)
==
0
) printf(
"
Server
"
)
;
if ( lstrcmpi( TEXT(
"
SERVERNT
"
)
,
szProductType)
==
0
) printf(
"
Advanced Server
"
)
;
printf(
"
%d.%d
"
,
osvi.dwMajorVersion
,
osvi.dwMinorVersion )
;
} // Display service pack (if any) and build number. if( osvi.dwMajorVersion
==
4
&& lstrcmpi( osvi.szCSDVersion
,
TEXT(
"
Service Pack 6
"
) )
==
0
) { HKEY hKey
;
LONG lRet
;
// Test for SP6 versus SP6a. lRet
=
RegOpenKeyEx( HKEY_LOCAL_MACHINE
,
TEXT(
"
SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\
"
"
Hotfix\\Q246009
"
)
,
0
,
KEY_QUERY_VALUE
,
&hKey )
;
if( lRet
==
ERROR_SUCCESS ) printf(
"
Service Pack 6a (Build %d)\n
"
,
osvi.dwBuildNumber & 0xFFFF )
;
else // Windows NT
4.0
prior to SP6a { _tprintf( TEXT(
"
%s (Build %d)\n
"
)
,
osvi.szCSDVersion
,
osvi.dwBuildNumber & 0xFFFF)
;
} RegCloseKey( hKey )
;
} else // not Windows NT
4.0
{ _tprintf( TEXT(
"
%s (Build %d)\n
"
)
,
osvi.szCSDVersion
,
osvi.dwBuildNumber & 0xFFFF)
;
} break
;
// Test for the Windows Me/
98
/
95
. case VER_PLATFORM_WIN32_WINDOWS: if (osvi.dwMajorVersion
==
4
&& osvi.dwMinorVersion
==
0
) { printf (
"
Microsoft Windows 95
"
)
;
if (osvi.szCSDVersion
[
1
]
==
'C' || osvi.szCSDVersion
[
1
]
==
'B') printf(
"
OSR2
"
)
;
} if (osvi.dwMajorVersion
==
4
&& osvi.dwMinorVersion
==
10
) { printf (
"
Microsoft Windows 98
"
)
;
if ( osvi.szCSDVersion
[
1
]
==
'A' || osvi.szCSDVersion
[
1
]
==
'B') printf(
"
SE
"
)
;
} if (osvi.dwMajorVersion
==
4
&& osvi.dwMinorVersion
==
90
) { printf (
"
Microsoft Windows Millennium Edition\n
"
)
;
} break
;
case VER_PLATFORM_WIN32s: printf (
"
Microsoft Win32s\n
"
)
;
break
;
} return TRUE
;
}
To determine whether a Win32-based application is running under WOW64, call the IsWow64Process function. (GetCurrentProcess)