VC++获取操作系统的版本 GetVersionEx函数

原文链接: http://blog.sina.com.cn/s/blog_8a7012cf010189tn.html
函数：BOOL CSystemOperate::GetOSDisplayString( LPTSTR pszOS );

LPTSTR pszOS将保存操作系统的版本信息

实现如下：

BOOL CSystemOperate::GetOSDisplayString( LPTSTR pszOS )
{
OSVERSIONINFOEX osvi;
SYSTEM_INFO si;
PGNSI pGNSI;
PGPI pGPI;
BOOL bOsVersionInfoEx;
DWORD dwType;
ZeroMemory(&si, sizeof(SYSTEM_INFO));
ZeroMemory(&osvi, sizeof(OSVERSIONINFOEX));
osvi.dwOSVersionInfoSize = sizeof(OSVERSIONINFOEX);
if( !(bOsVersionInfoEx = GetVersionEx ((OSVERSIONINFO *) &osvi)) )
return 1;
// Call GetNativeSystemInfo if supported or GetSystemInfo otherwise.
pGNSI = (PGNSI) GetProcAddress(
GetModuleHandle(TEXT("kernel32.dll")),
"GetNativeSystemInfo");
if(NULL != pGNSI)
pGNSI(&si);
else GetSystemInfo(&si);
if ( VER_PLATFORM_WIN32_NT==osvi.dwPlatformId &&
osvi.dwMajorVersion > 4 )
{
StringCchCopy(pszOS, BUFSIZE, TEXT("Microsoft "));
// Test for the specific product.
if ( osvi.dwMajorVersion == 6 )
{
if( osvi.dwMinorVersion == 0 )
{
if( osvi.wProductType == VER_NT_WORKSTATION )
StringCchCat(pszOS, BUFSIZE, TEXT("Windows Vista "));
else StringCchCat(pszOS, BUFSIZE, TEXT("Windows Server 2008 " ));
}
if ( osvi.dwMinorVersion == 1 )
{
if( osvi.wProductType == VER_NT_WORKSTATION )
StringCchCat(pszOS, BUFSIZE, TEXT("Windows 7 "));
else StringCchCat(pszOS, BUFSIZE, TEXT("Windows Server 2008 R2 " ));
}
pGPI = (PGPI) GetProcAddress(
GetModuleHandle(TEXT("kernel32.dll")),
"GetProductInfo");
pGPI( osvi.dwMajorVersion, osvi.dwMinorVersion, 0, 0, &dwType);
switch( dwType )
{
case PRODUCT_ULTIMATE:
StringCchCat(pszOS, BUFSIZE, TEXT("Ultimate Edition" ));
break;
case PRODUCT_HOME_PREMIUM:
StringCchCat(pszOS, BUFSIZE, TEXT("Home Premium Edition" ));
break;
case PRODUCT_HOME_BASIC:
StringCchCat(pszOS, BUFSIZE, TEXT("Home Basic Edition" ));
break;
case PRODUCT_ENTERPRISE:
StringCchCat(pszOS, BUFSIZE, TEXT("Enterprise Edition" ));
break;
case PRODUCT_BUSINESS:
StringCchCat(pszOS, BUFSIZE, TEXT("Business Edition" ));
break;
case PRODUCT_STARTER:
StringCchCat(pszOS, BUFSIZE, TEXT("Starter Edition" ));
break;
case PRODUCT_CLUSTER_SERVER:
StringCchCat(pszOS, BUFSIZE, TEXT("Cluster Server Edition" ));
break;
case PRODUCT_DATACENTER_SERVER:
StringCchCat(pszOS, BUFSIZE, TEXT("Datacenter Edition" ));
break;
case PRODUCT_DATACENTER_SERVER_CORE:
StringCchCat(pszOS, BUFSIZE, TEXT("Datacenter Edition (core installation)" ));
break;
case PRODUCT_ENTERPRISE_SERVER:
StringCchCat(pszOS, BUFSIZE, TEXT("Enterprise Edition" ));
break;
case PRODUCT_ENTERPRISE_SERVER_CORE:
StringCchCat(pszOS, BUFSIZE, TEXT("Enterprise Edition (core installation)" ));
break;
case PRODUCT_ENTERPRISE_SERVER_IA64:
StringCchCat(pszOS, BUFSIZE, TEXT("Enterprise Edition for Itanium-based Systems" ));
break;
case PRODUCT_SMALLBUSINESS_SERVER:
StringCchCat(pszOS, BUFSIZE, TEXT("Small Business Server" ));
break;
case PRODUCT_SMALLBUSINESS_SERVER_PREMIUM:
StringCchCat(pszOS, BUFSIZE, TEXT("Small Business Server Premium Edition" ));
break;
case PRODUCT_STANDARD_SERVER:
StringCchCat(pszOS, BUFSIZE, TEXT("Standard Edition" ));
break;
case PRODUCT_STANDARD_SERVER_CORE:
StringCchCat(pszOS, BUFSIZE, TEXT("Standard Edition (core installation)" ));
break;
case PRODUCT_WEB_SERVER:
StringCchCat(pszOS, BUFSIZE, TEXT("Web Server Edition" ));
break;
}
}
if ( osvi.dwMajorVersion == 5 && osvi.dwMinorVersion == 2 )
{
if( GetSystemMetrics(SM_SERVERR2) )
StringCchCat(pszOS, BUFSIZE, TEXT( "Windows Server 2003 R2, "));
else if ( osvi.wSuiteMask==VER_SUITE_STORAGE_SERVER )
StringCchCat(pszOS, BUFSIZE, TEXT( "Windows Storage Server 2003"));
else if ( osvi.wSuiteMask==VER_SUITE_WH_SERVER )
StringCchCat(pszOS, BUFSIZE, TEXT( "Windows Home Server"));
else if( osvi.wProductType == VER_NT_WORKSTATION &&
si.wProcessorArchitecture==PROCESSOR_ARCHITECTURE_AMD64)
{
StringCchCat(pszOS, BUFSIZE, TEXT( "Windows XP Professional x64 Edition"));
}
else StringCchCat(pszOS, BUFSIZE, TEXT("Windows Server 2003, "));
// Test for the server type.
if ( osvi.wProductType != VER_NT_WORKSTATION )
{
if ( si.wProcessorArchitecture==PROCESSOR_ARCHITECTURE_IA64 )
{
if( osvi.wSuiteMask & VER_SUITE_DATACENTER )
StringCchCat(pszOS, BUFSIZE, TEXT( "Datacenter Edition for Itanium-based Systems" ));
else if( osvi.wSuiteMask & VER_SUITE_ENTERPRISE )
StringCchCat(pszOS, BUFSIZE, TEXT( "Enterprise Edition for Itanium-based Systems" ));
}
else if ( si.wProcessorArchitecture==PROCESSOR_ARCHITECTURE_AMD64 )
{
if( osvi.wSuiteMask & VER_SUITE_DATACENTER )
StringCchCat(pszOS, BUFSIZE, TEXT( "Datacenter x64 Edition" ));
else if( osvi.wSuiteMask & VER_SUITE_ENTERPRISE )
StringCchCat(pszOS, BUFSIZE, TEXT( "Enterprise x64 Edition" ));
else StringCchCat(pszOS, BUFSIZE, TEXT( "Standard x64 Edition" ));
}
else
{
if ( osvi.wSuiteMask & VER_SUITE_COMPUTE_SERVER )
StringCchCat(pszOS, BUFSIZE, TEXT( "Compute Cluster Edition" ));
else if( osvi.wSuiteMask & VER_SUITE_DATACENTER )
StringCchCat(pszOS, BUFSIZE, TEXT( "Datacenter Edition" ));
else if( osvi.wSuiteMask & VER_SUITE_ENTERPRISE )
StringCchCat(pszOS, BUFSIZE, TEXT( "Enterprise Edition" ));
else if ( osvi.wSuiteMask & VER_SUITE_BLADE )
StringCchCat(pszOS, BUFSIZE, TEXT( "Web Edition" ));
else StringCchCat(pszOS, BUFSIZE, TEXT( "Standard Edition" ));
}
}
}
if ( osvi.dwMajorVersion == 5 && osvi.dwMinorVersion == 1 )
{
StringCchCat(pszOS, BUFSIZE, TEXT("Windows XP "));
if( osvi.wSuiteMask & VER_SUITE_PERSONAL )
StringCchCat(pszOS, BUFSIZE, TEXT( "Home Edition" ));
else StringCchCat(pszOS, BUFSIZE, TEXT( "Professional" ));
}
if ( osvi.dwMajorVersion == 5 && osvi.dwMinorVersion == 0 )
{
StringCchCat(pszOS, BUFSIZE, TEXT("Windows 2000 "));
if ( osvi.wProductType == VER_NT_WORKSTATION )
{
StringCchCat(pszOS, BUFSIZE, TEXT( "Professional" ));
}
else
{
if( osvi.wSuiteMask & VER_SUITE_DATACENTER )
StringCchCat(pszOS, BUFSIZE, TEXT( "Datacenter Server" ));
else if( osvi.wSuiteMask & VER_SUITE_ENTERPRISE )
StringCchCat(pszOS, BUFSIZE, TEXT( "Advanced Server" ));
else StringCchCat(pszOS, BUFSIZE, TEXT( "Server" ));
}
}
// Include service pack (if any) and build number.
if( _tcslen(osvi.szCSDVersion) > 0 )
{
StringCchCat(pszOS, BUFSIZE, TEXT(" ") );
StringCchCat(pszOS, BUFSIZE, osvi.szCSDVersion);
}
TCHAR buf[80];
StringCchPrintf( buf, 80, TEXT(" (build %d)"), osvi.dwBuildNumber);
StringCchCat(pszOS, BUFSIZE, buf);
if ( osvi.dwMajorVersion >= 6 )
{
if ( si.wProcessorArchitecture==PROCESSOR_ARCHITECTURE_AMD64 )
StringCchCat(pszOS, BUFSIZE, TEXT( ", 64-bit" ));
else if (si.wProcessorArchitecture==PROCESSOR_ARCHITECTURE_INTEL )
StringCchCat(pszOS, BUFSIZE, TEXT(", 32-bit"));
}
return TRUE;
}

else
{
printf( "This sample does not support this version of Windows.\n");
return FALSE;
}
}

在函数的前面需要定义如下宏：

#pragma comment(lib, "User32.lib")
#define BUFSIZE 256
#define PRODUCT_ULTIMATE 0x00000001
#define PRODUCT_HOME_BASIC 0x00000002
#define PRODUCT_HOME_PREMIUM 0x00000003
#define PRODUCT_ENTERPRISE 0x00000004
#define PRODUCT_HOME_BASIC_N 0x00000005
#define PRODUCT_BUSINESS 0x00000006
#define PRODUCT_STANDARD_SERVER 0x00000007
#define PRODUCT_DATACENTER_SERVER 0x00000008
#define PRODUCT_SMALLBUSINESS_SERVER 0x00000009
#define PRODUCT_ENTERPRISE_SERVER 0x0000000A
#define PRODUCT_STARTER 0x0000000B
#define PRODUCT_DATACENTER_SERVER_CORE 0x0000000C
#define PRODUCT_STANDARD_SERVER_CORE 0x0000000D
#define PRODUCT_ENTERPRISE_SERVER_CORE 0x0000000E
#define PRODUCT_ENTERPRISE_SERVER_IA64 0x0000000F
#define PRODUCT_BUSINESS_N 0x00000010
#define PRODUCT_WEB_SERVER 0x00000011
#define PRODUCT_CLUSTER_SERVER 0x00000012
#define PRODUCT_HOME_SERVER 0x00000013
#define PRODUCT_STORAGE_EXPRESS_SERVER 0x00000014
#define PRODUCT_STORAGE_STANDARD_SERVER 0x00000015

#define PRODUCT_STORAGE_WORKGROUP_SERVER 0x00000016
#define PRODUCT_STORAGE_ENTERPRISE_SERVER 0x00000017
#define PRODUCT_SERVER_FOR_SMALLBUSINESS 0x00000018
#define PRODUCT_SMALLBUSINESS_SERVER_PREMIUM 0x00000019
#define PRODUCT_HOME_PREMIUM_N 0x0000001A
#define PRODUCT_ENTERPRISE_N 0x0000001B
#define PRODUCT_ULTIMATE_N 0x0000001C
#define PRODUCT_WEB_SERVER_CORE 0x0000001D
#define PRODUCT_MEDIUMBUSINESS_SERVER_MANAGEMENT 0x0000001E
#define PRODUCT_MEDIUMBUSINESS_SERVER_SECURITY 0x0000001F
#define PRODUCT_MEDIUMBUSINESS_SERVER_MESSAGING 0x00000020
#define PRODUCT_SMALLBUSINESS_SERVER_PRIME 0x00000021
#define PRODUCT_HOME_PREMIUM_SERVER 0x00000022
#define PRODUCT_SERVER_FOR_SMALLBUSINESS_V 0x00000023
#define PRODUCT_STANDARD_SERVER_V 0x00000024
#define PRODUCT_DATACENTER_SERVER_V 0x00000025
#define PRODUCT_ENTERPRISE_SERVER_V 0x00000026
#define PRODUCT_DATACENTER_SERVER_CORE_V 0x00000027
#define PRODUCT_STANDARD_SERVER_CORE_V 0x00000028
#define PRODUCT_ENTERPRISE_SERVER_CORE_V 0x00000029
#define PRODUCT_HYPERV 0x0000002A
#define SM_TABLETPC 86
#define SM_MEDIACENTER 87
#define SM_STARTER 88
#define SM_SERVERR2 89
#define VER_SERVER_NT 0x80000000
#define VER_WORKSTATION_NT 0x40000000
#define VER_SUITE_SMALLBUSINESS 0x00000001
#define VER_SUITE_ENTERPRISE 0x00000002
#define VER_SUITE_BACKOFFICE 0x00000004
#define VER_SUITE_COMMUNICATIONS 0x00000008
#define VER_SUITE_TERMINAL 0x00000010
#define VER_SUITE_SMALLBUSINESS_RESTRICTED 0x00000020
#define VER_SUITE_EMBEDDEDNT 0x00000040
#define VER_SUITE_DATACENTER 0x00000080
#define VER_SUITE_SINGLEUSERTS 0x00000100
#define VER_SUITE_PERSONAL 0x00000200
#define VER_SUITE_BLADE 0x00000400
#define VER_SUITE_EMBEDDED_RESTRICTED 0x00000800
#define VER_SUITE_SECURITY_APPLIANCE 0x00001000
#define VER_SUITE_STORAGE_SERVER 0x00002000
#define VER_SUITE_COMPUTE_SERVER 0x00004000
#define VER_SUITE_WH_SERVER 0x00008000

typedef void (WINAPI *PGNSI)(LPSYSTEM_INFO);
typedef BOOL (WINAPI *PGPI)(DWORD, DWORD, DWORD, DWORD, PDWORD);