OSVERSIONINFO vi = {sizeof(vi)}; GetVersionEx(&vi);
#include <windows.h> #include <stdio.h>#define BUFSIZE 80int main() { OSVERSIONINFOEX osvi; BOOL bOsVersionInfoEx; // Try calling GetVersionEx using the OSVERSIONINFOEX structure. // If that fails, try using the OSVERSIONINFO structure. ZeroMemory(&osvi, sizeof(OSVERSIONINFOEX)); osvi.dwOSVersionInfoSize = sizeof(OSVERSIONINFOEX); if( !(bOsVersionInfoEx = GetVersionEx ((OSVERSIONINFO *) &osvi)) ) { osvi.dwOSVersionInfoSize = sizeof (OSVERSIONINFO); if (! GetVersionEx ( (OSVERSIONINFO *) &osvi) ) return FALSE; } switch (osvi.dwPlatformId) { // Test for the Windows NT product family. case VER_PLATFORM_WIN32_NT: // Test for the specific product family. if ( osvi.dwMajorVersion == 5 && osvi.dwMinorVersion == 2 ) printf ("Microsoft Windows Server 2003 family, "); 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 ) { 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( 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 " ); } } } else // Test for specific product on Windows NT 4.0 SP5 and earlier { HKEY hKey; char szProductType[BUFSIZE]; DWORD dwBufLen=BUFSIZE; LONG lRet; lRet = RegOpenKeyEx( HKEY_LOCAL_MACHINE, "SYSTEM\\CurrentControlSet\\Control\\ProductOptions", 0, KEY_QUERY_VALUE, &hKey ); if( lRet != ERROR_SUCCESS ) return FALSE; lRet = RegQueryValueEx( hKey, "ProductType", NULL, NULL, (LPBYTE) szProductType, &dwBufLen); if( (lRet != ERROR_SUCCESS) || (dwBufLen > BUFSIZE) ) return FALSE; RegCloseKey( hKey ); if ( lstrcmpi( "WINNT", szProductType) == 0 ) printf( "Workstation " ); if ( lstrcmpi( "LANMANNT", szProductType) == 0 ) printf( "Server " ); if ( lstrcmpi( "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, "Service Pack 6" ) == 0 ) { HKEY hKey; LONG lRet; // Test for SP6 versus SP6a. lRet = RegOpenKeyEx( HKEY_LOCAL_MACHINE, "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 { printf( "%s (Build %d)\n", osvi.szCSDVersion, osvi.dwBuildNumber & 0xFFFF); } RegCloseKey( hKey ); } else // Windows NT 3.51 and earlier or Windows 2000 and later { printf( "%s (Build %d)\n", osvi.szCSDVersion, osvi.dwBuildNumber & 0xFFFF); } break; // Test for the Windows 95 product family. 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' ) 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; }
GetVersionEx(&vi);
#include <stdio.h>#define BUFSIZE 80int main()
{
OSVERSIONINFOEX osvi;
BOOL bOsVersionInfoEx; // Try calling GetVersionEx using the OSVERSIONINFOEX structure.
// If that fails, try using the OSVERSIONINFO structure. ZeroMemory(&osvi, sizeof(OSVERSIONINFOEX));
osvi.dwOSVersionInfoSize = sizeof(OSVERSIONINFOEX); if( !(bOsVersionInfoEx = GetVersionEx ((OSVERSIONINFO *) &osvi)) )
{
osvi.dwOSVersionInfoSize = sizeof (OSVERSIONINFO);
if (! GetVersionEx ( (OSVERSIONINFO *) &osvi) )
return FALSE;
} switch (osvi.dwPlatformId)
{
// Test for the Windows NT product family.
case VER_PLATFORM_WIN32_NT: // Test for the specific product family.
if ( osvi.dwMajorVersion == 5 && osvi.dwMinorVersion == 2 )
printf ("Microsoft Windows Server 2003 family, "); 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 )
{
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( 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 " );
}
}
}
else // Test for specific product on Windows NT 4.0 SP5 and earlier
{
HKEY hKey;
char szProductType[BUFSIZE];
DWORD dwBufLen=BUFSIZE;
LONG lRet; lRet = RegOpenKeyEx( HKEY_LOCAL_MACHINE,
"SYSTEM\\CurrentControlSet\\Control\\ProductOptions",
0, KEY_QUERY_VALUE, &hKey );
if( lRet != ERROR_SUCCESS )
return FALSE; lRet = RegQueryValueEx( hKey, "ProductType", NULL, NULL,
(LPBYTE) szProductType, &dwBufLen);
if( (lRet != ERROR_SUCCESS) || (dwBufLen > BUFSIZE) )
return FALSE; RegCloseKey( hKey ); if ( lstrcmpi( "WINNT", szProductType) == 0 )
printf( "Workstation " );
if ( lstrcmpi( "LANMANNT", szProductType) == 0 )
printf( "Server " );
if ( lstrcmpi( "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, "Service Pack 6" ) == 0 )
{
HKEY hKey;
LONG lRet; // Test for SP6 versus SP6a.
lRet = RegOpenKeyEx( HKEY_LOCAL_MACHINE,
"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
{
printf( "%s (Build %d)\n",
osvi.szCSDVersion,
osvi.dwBuildNumber & 0xFFFF);
} RegCloseKey( hKey );
}
else // Windows NT 3.51 and earlier or Windows 2000 and later
{
printf( "%s (Build %d)\n",
osvi.szCSDVersion,
osvi.dwBuildNumber & 0xFFFF);
}
break; // Test for the Windows 95 product family.
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' )
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;
}