获取计算机操作系统名称和版本号

//读取操作系统的名称
void CPCHunterDlg::GetSystemName(CString& osname)
{
SYSTEM_INFO info;        //用SYSTEM_INFO结构判断64位AMD处理器
GetSystemInfo(&info);    //调用GetSystemInfo函数填充结构
OSVERSIONINFOEX os;
os.dwOSVersionInfoSize = sizeof(OSVERSIONINFOEX);

osname = _T("unknown OperatingSystem.");

if (GetVersionEx((OSVERSIONINFO *)&os))
{
//下面根据版本信息判断操作系统名称
switch (os.dwMajorVersion)//判断主版本号
{
case 4:
switch (os.dwMinorVersion)//判断次版本号
{
case 0:
if (os.dwPlatformId == VER_PLATFORM_WIN32_NT)
osname = _T("Microsoft Windows NT 4.0"); //1996年7月发布
else if (os.dwPlatformId == VER_PLATFORM_WIN32_WINDOWS)
osname = _T("Microsoft Windows 95");
break;
case 10:
osname = _T("Microsoft Windows 98");
break;
case 90:
osname = _T("Microsoft Windows Me");
break;
}
break;

case 5:
switch (os.dwMinorVersion)    //再比较dwMinorVersion的值
{
case 0:
osname = _T("Microsoft Windows 2000");//1999年12月发布
break;

case 1:
osname = _T("Microsoft Windows XP");//2001年8月发布
break;

case 2:
if (os.wProductType == VER_NT_WORKSTATION
&& info.wProcessorArchitecture == PROCESSOR_ARCHITECTURE_AMD64)
{
osname = _T("Microsoft Windows XP Professional x64 Edition");
}
else if (GetSystemMetrics(SM_SERVERR2) == 0)
osname = _T("Microsoft Windows Server 2003");//2003年3月发布
else if (GetSystemMetrics(SM_SERVERR2) != 0)
osname = _T("Microsoft Windows Server 2003 R2");
break;
}
break;

case 6:
switch (os.dwMinorVersion)
{
case 0:
if (os.wProductType == VER_NT_WORKSTATION)
osname = _T("Microsoft Windows Vista");
else
osname = _T("Microsoft Windows Server 2008");//服务器版本
break;
case 1:
if (os.wProductType == VER_NT_WORKSTATION)
{
osname = _T("Microsoft Windows 7");
IsWin7 = TRUE;
}

else
osname = _T("Microsoft Windows Server 2008 R2");
break;
}
break;
}
}//if(GetVersionEx((OSVERSIONINFO *)&os))

}

//读取操作系统的版本名称
BOOL CPCHunterDlg:: GetVersionMark(CString& vmark)
{
OSVERSIONINFOEX os;
os.dwOSVersionInfoSize = sizeof(OSVERSIONINFOEX);
vmark = _T("");

if (GetVersionEx((OSVERSIONINFO*)&os))
{
switch (os.dwMajorVersion)
{                //先判断操作系统版本
case 5:
switch (os.dwMinorVersion)
{
case 0:                  //Windows 2000
if (os.wSuiteMask == VER_SUITE_ENTERPRISE)
vmark = _T("Advanced Server");
break;
case 1:                  //Windows XP
if (os.wSuiteMask == VER_SUITE_EMBEDDEDNT)
vmark = _T("Embedded");
else if (os.wSuiteMask == VER_SUITE_PERSONAL)
vmark = _T("Home Edition");
else
vmark = _T("Professional");
break;
case 2:
if (GetSystemMetrics(SM_SERVERR2) == 0
&& os.wSuiteMask == VER_SUITE_BLADE)  //Windows Server 2003
vmark = _T("Web Edition");
else if (GetSystemMetrics(SM_SERVERR2) == 0
&& os.wSuiteMask == VER_SUITE_COMPUTE_SERVER)
vmark = _T("Compute Cluster Edition");
else if (GetSystemMetrics(SM_SERVERR2) == 0
&& os.wSuiteMask == VER_SUITE_STORAGE_SERVER)
vmark = _T("Storage Server");
else if (GetSystemMetrics(SM_SERVERR2) == 0
&& os.wSuiteMask == VER_SUITE_DATACENTER)
vmark = _T("Datacenter Edition");
else if (GetSystemMetrics(SM_SERVERR2) == 0
&& os.wSuiteMask == VER_SUITE_ENTERPRISE)
vmark = _T("Enterprise Edition");
else if (GetSystemMetrics(SM_SERVERR2) != 0
&& os.wSuiteMask == VER_SUITE_STORAGE_SERVER)
vmark = _T("Storage Server");
break;
}
break;

case 6:
switch (os.dwMinorVersion)
{
case 0:
if (os.wProductType != VER_NT_WORKSTATION
&& os.wSuiteMask == VER_SUITE_DATACENTER)
vmark = _T("Datacenter Server");
else if (os.wProductType != VER_NT_WORKSTATION
&& os.wSuiteMask == VER_SUITE_ENTERPRISE)
vmark = _T("Enterprise");
else if (os.wProductType == VER_NT_WORKSTATION
&& os.wSuiteMask == VER_SUITE_PERSONAL)  //Windows Vista
vmark = _T("Home");
break;
}
break;
}
}
return TRUE;
}