1 //"[平台:2, 系统:10.0.19044(处理器(586):12), CPU: 12th Gen Intel(R) Core(TM) i5-12400 (2.50GHz), CSD():0.0, 套件掩码:256, 其他信息:1, 内存：15.7GB，虚拟内存:4.0GB]"
  2 //系统版本对照表：https://learn.microsoft.com/zh-cn/windows/win32/sysinfo/operating-system-version 或者 https://learn.microsoft.com/zh-cn/windows/win32/api/winnt/ns-winnt-osversioninfoexa
  3 //By SamRichard https://home.cnblogs.com/u/SamRichard/
  4 CString GetOSVersion()
  5 {
  6     //获取cpu名称和主频
  7     CHAR chCPUName[50] = { 0 };//cpu名称
  8     DWORD dwSize = 50;
  9     DWORD dwValue;                //主频值
 10     CString strPath = _T("HARDWARE\\DESCRIPTION\\System\\CentralProcessor\\0");//注册表子键路径  
 11     CRegKey regkey;//定义注册表类对象  
 12     LONG lResult;//LONG型变量－反应结果  
 13     lResult = regkey.Open(HKEY_LOCAL_MACHINE, LPCTSTR(strPath), KEY_ALL_ACCESS); //打开注册表键  
 14     if (lResult == ERROR_SUCCESS)
 15     {
 16         //获取ProcessorNameString字段值  
 17         if (ERROR_SUCCESS != regkey.QueryStringValue(_T("ProcessorNameString"), chCPUName, &dwSize))
 18         {
 19             ZeroMemory(chCPUName, sizeof(chCPUName));
 20         }
 21 
 22         //查询CPU主频  
 23         if (ERROR_SUCCESS != regkey.QueryDWORDValue(_T("~MHz"), dwValue))
 24         {
 25             dwValue = 0;
 26         }
 27     }
 28 
 29 
 30     //获取内存信息
 31     MEMORYSTATUSEX statex;
 32     statex.dwLength = sizeof(statex);
 33     GlobalMemoryStatusEx(&statex);
 34     DWORDLONG physical_memory = statex.ullTotalPhys / (1024 * 1024);
 35     DWORDLONG virtual_totalmemory = statex.ullTotalVirtual / (1024 * 1024);
 36 
 37 
 38 
 39     //获取系统信息
 40     CString strOSInfo;
 41     OSVERSIONINFOEX osvi;
 42     SYSTEM_INFO si;
 43     BOOL bOSVersionInfoEx;
 44     ZeroMemory(&si, sizeof(SYSTEM_INFO));
 45     ZeroMemory(&osvi, sizeof(OSVERSIONINFOEX));
 46     osvi.dwOSVersionInfoSize = sizeof(OSVERSIONINFOEX);
 47     if (!(bOSVersionInfoEx = GetVersionEx((OSVERSIONINFO*)&osvi)))
 48     {
 49         osvi.dwOSVersionInfoSize = sizeof(OSVERSIONINFO);
 50         GetVersionEx((OSVERSIONINFO*)&osvi);
 51     }
 52 
 53     GetProcAddress(GetModuleHandle(TEXT("kernel32.dll")), "GetNativeSystemInfo");
 54     GetSystemInfo(&si);
 55 
 56     strOSInfo.Format("[平台:%d, 系统:%d.%d.%d(处理器(%d):%d), CPU: %s (%.2fGHz), CSD(%s):%d.%d, 套件掩码:%d, 其他信息:%d, 内存：%.1fGB，虚拟内存:%.1fGB]", osvi.dwPlatformId, osvi.dwMajorVersion, osvi.dwMinorVersion, osvi.dwBuildNumber,
 57         si.dwProcessorType, si.dwNumberOfProcessors, 
 58         chCPUName, dwValue / 1000.0,
 59         osvi.szCSDVersion, osvi.wServicePackMajor, osvi.wServicePackMinor, osvi.wSuiteMask, osvi.wProductType,
 60         physical_memory / 1024.0, virtual_totalmemory / 1024.0);
 61 
 62     //GetVersionEx may be altered or unavailable for releases after Windows 8.1. Instead
 63     //win8.1之后系统，获取结果都是 6.2
 64     if (osvi.dwMajorVersion >= 6)
 65     {
 66         //定义变量
 67         typedef LONG(__stdcall* fnRtlGetVersion)(PRTL_OSVERSIONINFOW lpVersionInformation);
 68         fnRtlGetVersion pRtlGetVersion;
 69         HMODULE hNtdll;
 70         LONG ntStatus = 1;
 71         ULONG    dwMajorVersion = 0;
 72         ULONG    dwMinorVersion = 0;
 73         ULONG    dwBuildNumber = 0;
 74         RTL_OSVERSIONINFOW VersionInformation = { 0 };
 75         DWORD OsVersion;
 76 
 77         do
 78         {
 79             hNtdll = GetModuleHandle("ntdll.dll");
 80             if (hNtdll == NULL)break;
 81 
 82             pRtlGetVersion = (fnRtlGetVersion)GetProcAddress(hNtdll, "RtlGetVersion");
 83             if (pRtlGetVersion == NULL)break;
 84 
 85             VersionInformation.dwOSVersionInfoSize = sizeof(RTL_OSVERSIONINFOW);
 86             ntStatus = pRtlGetVersion(&VersionInformation);
 87 
 88             if (ntStatus != 0) break;
 89 
 90             dwMajorVersion = VersionInformation.dwMajorVersion;
 91             dwMinorVersion = VersionInformation.dwMinorVersion;
 92             dwBuildNumber = VersionInformation.dwBuildNumber;
 93 
 94         } while (FALSE);
 95 
 96         if (ntStatus == 0)
 97         {
 98             strOSInfo.Format("[平台:%d, 系统:%d.%d.%d(处理器(%d):%d), CPU: %s (%.2fGHz), CSD(%s):%d.%d, 套件掩码:%d, 其他信息:%d, 内存：%.1fGB，虚拟内存:%.1fGB]", osvi.dwPlatformId, dwMajorVersion, dwMinorVersion, dwBuildNumber,
 99                 si.dwProcessorType, si.dwNumberOfProcessors,
100                 chCPUName, dwValue/1000.0,
101                 osvi.szCSDVersion, osvi.wServicePackMajor, osvi.wServicePackMinor, osvi.wSuiteMask, osvi.wProductType,
102                 physical_memory / 1024.0, virtual_totalmemory / 1024.0);
103         }
104     }
105     return strOSInfo;
106 }