获取WINDOWS系统版本号

本文档展示了如何使用C++代码在Windows系统中获取NT版本号、Windows版本信息,并根据版本判断操作系统名称,包括Windows7到Windows10的各种变种。
DWORD GetNtVersionNumbers()
{
    DWORD dwVersion = 0;
    HMODULE hModNtdll = NULL;
    TCHAR szBuffer[100];
    DWORD dwMajorVer, dwMinorVer, dwBuildNumber;
    if (hModNtdll = LoadLibrary(TEXT("ntdll.dll")))
    {
        typedef void (WINAPI* RtlGetNtVersionNumbers)(DWORD*, DWORD*, DWORD*);
        RtlGetNtVersionNumbers pfRtlGetNtVersionNumbers;
        pfRtlGetNtVersionNumbers = (RtlGetNtVersionNumbers)GetProcAddress(hModNtdll, "RtlGetNtVersionNumbers");
        if (pfRtlGetNtVersionNumbers)
        {
            pfRtlGetNtVersionNumbers(&dwMajorVer, &dwMinorVer, &dwBuildNumber);
            dwBuildNumber &= 0xffff;
        }
        printf("NT VERSION:%ld.%ld.%ld\n", dwMajorVer, dwMinorVer, dwBuildNumber);
        FreeLibrary(hModNtdll);
    }
    return dwVersion;
}

NTSTATUS RtlGetVersion(OSVERSIONINFOW& VersionInformation)
{
    UINT_PTR pfn = CalcFunctionAddress(phWCP, pfb_RtlGetVersion);

    typedef signed int(__stdcall* fnRtlGetVersion)(OSVERSIONINFOW&);

    fnRtlGetVersion g_fnRtlGetVersion = (fnRtlGetVersion) * (UINT_PTR*)pfn;

    VersionInformation.dwOSVersionInfoSize = sizeof(OSVERSIONINFOW);
    memset(&VersionInformation.dwMajorVersion, 0,
        sizeof(VersionInformation.szCSDVersion));
    NTSTATUS result = g_fnRtlGetVersion(VersionInformation);

    return result;
}


VOID GetWindowsVersion()
{
    RTL_OSVERSIONINFOEXW versionInfo;
    ULONG majorVersion;
    ULONG minorVersion;
    ULONG buildVersion;

    memset(&versionInfo, 0, sizeof(RTL_OSVERSIONINFOEXW));
    versionInfo.dwOSVersionInfoSize = sizeof(RTL_OSVERSIONINFOEXW);

    if (!NT_SUCCESS(RtlGetVersion(&versionInfo)))
    {
        WindowsVersion = WINDOWS_NEW;
        return;
    }

    memcpy(&PhOsVersion, &versionInfo, sizeof(RTL_OSVERSIONINFOEXW));
    majorVersion = versionInfo.dwMajorVersion;
    minorVersion = versionInfo.dwMinorVersion;
    buildVersion = versionInfo.dwBuildNumber;

    if (majorVersion == 6 && minorVersion < 1 || majorVersion < 6)
    {
        WindowsVersion = WINDOWS_ANCIENT;
    }
    // Windows 7, Windows Server 2008 R2
    else if (majorVersion == 6 && minorVersion == 1)
    {
        WindowsVersion = WINDOWS_7;
    }
    // Windows 8, Windows Server 2012
    else if (majorVersion == 6 && minorVersion == 2)
    {
        WindowsVersion = WINDOWS_8;
    }
    // Windows 8.1, Windows Server 2012 R2
    else if (majorVersion == 6 && minorVersion == 3)
    {
        WindowsVersion = WINDOWS_8_1;
    }
    // Windows 10, Windows Server 2016
    else if (majorVersion == 10 && minorVersion == 0)
    {
        if (buildVersion >= 22500)
        {
            WindowsVersion = WINDOWS_11_22H1;
        }
        else if (buildVersion >= 22000)
        {
            WindowsVersion = WINDOWS_11_21H2;
        }
        else if (buildVersion >= 19044)
        {
            WindowsVersion = WINDOWS_10_21H2;
        }
        else if (buildVersion >= 19043)
        {
            WindowsVersion = WINDOWS_10_21H1;
        }
        else if (buildVersion >= 19042)
        {
            WindowsVersion = WINDOWS_10_20H2;
        }
        else if (buildVersion >= 19041)
        {
            WindowsVersion = WINDOWS_10_20H1;
        }
        else if (buildVersion >= 18363)
        {
            WindowsVersion = WINDOWS_10_19H2;
        }
        else if (buildVersion >= 18362)
        {
            WindowsVersion = WINDOWS_10_19H1;
        }
        else if (buildVersion >= 17763)
        {
            WindowsVersion = WINDOWS_10_RS5;
        }
        else if (buildVersion >= 17134)
        {
            WindowsVersion = WINDOWS_10_RS4;
        }
        else if (buildVersion >= 16299)
        {
            WindowsVersion = WINDOWS_10_RS3;
        }
        else if (buildVersion >= 15063)
        {
            WindowsVersion = WINDOWS_10_RS2;
        }
        else if (buildVersion >= 14393)
        {
            WindowsVersion = WINDOWS_10_RS1;
        }
        else if (buildVersion >= 10586)
        {
            WindowsVersion = WINDOWS_10_TH2;
        }
        else if (buildVersion >= 10240)
        {
            WindowsVersion = WINDOWS_10;
        }
        else
        {
            WindowsVersion = WINDOWS_10;
        }
    }
    else
    {
        WindowsVersion = WINDOWS_NEW;
    }
}


#include <Windows.h>
#include <string>
#include <stdio.h>

void getSystemName()
{
	std::string vname;
	//先判断是否为win8.1或win10
	typedef void(__stdcall* NTPROC)(DWORD*, DWORD*, DWORD*);
	HINSTANCE hinst = LoadLibrary(L"ntdll.dll");
	DWORD dwMajor, dwMinor, dwBuildNumber;
	NTPROC proc = (NTPROC)GetProcAddress(hinst, "RtlGetNtVersionNumbers");
	proc(&dwMajor, &dwMinor, &dwBuildNumber);
	if (dwMajor == 6 && dwMinor == 3)	//win 8.1
	{
		vname = "Microsoft Windows 8.1";
		printf_s("此电脑的版本为:%s\n", vname.c_str());
		return;
	}
	if (dwMajor == 10 && dwMinor == 0)	//win 10
	{
		vname = "Microsoft Windows 10";
		printf_s("此电脑的版本为:%s\n", vname.c_str());
		return;
	}
	//下面判断不能Win Server,因为本人还未有这种系统的机子,暂时不给出

	//判断win8.1以下的版本
	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);
#pragma warning(disable:4996)
	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)
					vname = "Microsoft Windows NT 4.0";  //1996年7月发布  
				else if (os.dwPlatformId == VER_PLATFORM_WIN32_WINDOWS)
					vname = "Microsoft Windows 95";
				break;
			case 10:
				vname = "Microsoft Windows 98";
				break;
			case 90:
				vname = "Microsoft Windows Me";
				break;
			}
			break;
		case 5:
			switch (os.dwMinorVersion)
			{               //再比较dwMinorVersion的值  
			case 0:
				vname = "Microsoft Windows 2000";    //1999年12月发布  
				break;
			case 1:
				vname = "Microsoft Windows XP";      //2001年8月发布  
				break;
			case 2:
				if (os.wProductType == VER_NT_WORKSTATION &&
					info.wProcessorArchitecture == PROCESSOR_ARCHITECTURE_AMD64)
					vname = "Microsoft Windows XP Professional x64 Edition";
				else if (GetSystemMetrics(SM_SERVERR2) == 0)
					vname = "Microsoft Windows Server 2003";   //2003年3月发布  
				else if (GetSystemMetrics(SM_SERVERR2) != 0)
					vname = "Microsoft Windows Server 2003 R2";
				break;
			}
			break;
		case 6:
			switch (os.dwMinorVersion)
			{
			case 0:
				if (os.wProductType == VER_NT_WORKSTATION)
					vname = "Microsoft Windows Vista";
				else
					vname = "Microsoft Windows Server 2008";   //服务器版本  
				break;
			case 1:
				if (os.wProductType == VER_NT_WORKSTATION)
					vname = "Microsoft Windows 7";
				else
					vname = "Microsoft Windows Server 2008 R2";
				break;
			case 2:
				if (os.wProductType == VER_NT_WORKSTATION)
					vname = "Microsoft Windows 8";
				else
					vname = "Microsoft Windows Server 2012";
				break;
			}
			break;
		default:
			vname = "未知操作系统";
		}
		printf_s("此电脑的版本为:%s\n", vname.c_str());
	}
	else
		printf_s("版本获取失败\n");
}


void main()
{
	getSystemName();
	system("pause");
}

//qt单元测试用法,qt测试例子,qt单元测试demo,qt单元测试简单例子,qt单元测试例程,qt单元测试简单例子, qt5单元测试例子,qt5单元测试代码,qt5单元测试工程例子,测试运行ok //首先,用标准的qt测试单元导向,建立一个变准的qt单元测试程序框架,建立话好,能编译通过并且执行的。 float tst_untitledtest::calculate_area_of_circle(float r)//计算圆的面积的函数 { return r*r*3.1415926; } void tst_untitledtest::testA() { QFETCH(float,inputR);//QFETCH用户获取testA_data的数据,inputR是浮点型的。 QFETCH(float,resltArea);//resltArea是浮点型的,这两个参数都是在testA_data里面定义的 //QCOMPARE(input,rslt); QCOMPARE(calculate_area_of_circle(inputR), resltArea);//测试结果比较,用宏QCOMPARE。可以直接调用inputR和resltArea。 qDebug()<<"============test ok=============="; } void tst_untitledtest::testA_data() { QTest::addColumn ("inputR");//定义测试数据,添加测试数据,添加一列,此列是输入 QTest::addColumn ("resltArea");//定义测试数据,添加测试数据,添加测试数据,定义一列,是结果 QTest::newRow("a")<<1.0f<<3.14159f;//添加一行测试数据,每行就是每一次测试,对应上面定义的input和result QTest::newRow("b")<<2.0f<<5.0f;//添加一行测试数据,每行就是每一次测试,对应上面定义的input和result QTest::newRow("c")<<3.0f<<6.0f;//添加一行测试数据,每行就是每一次测试,对应上面定义的input和result,所以这是3次第是,3 row } /** ——————————— | inputR | resultArea| __________________________ | a | 1.0f | 5.0f | __________________________ | b | 2.0f | 5.0f | __________________________ | c | 3.0f | 6.0f | -------------------------- **/ 运行结果: ********* Start testing of tst_untitledtest ********* Config: Using QtTest library 5.5.1, Qt 5.5.1 (x86_64-little_endian-llp64 shared (dynamic) debug build; by MSVC 2013) PASS : tst_untitledtest::initTestCase() QDEBUG : tst_untitledtest::testA(a) ============test ok============== PASS : tst_untitledtest::testA(a) FAIL! : tst_untitledtest::testA(b) Compared floats are not the same (fuzzy compare) Actual (calculate_area_of_circle(inputR)): 12.5664 Expected (resltArea) : 5 tst_tst_untitledtest.cpp(36) : failure location FAIL! : tst_untitledtest::testA(c) Compared floats are not the same (fuzzy compare) Actual (calculate_area_of_circle(inputR)): 28.2743 Expected (resltArea) : 6 tst_tst_untitledtest.cpp(36) : failure location PASS : tst_untitledtest::cleanupTestCase() Totals: 3 passed, 2 failed, 0 skipped, 0 blacklisted ********* Finished testing of tst_untitledtest *********
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