#define _WIN32_DCOM

 #include<iostream>

 #include<fstream>

 #include<string>

 #include "direct.h"

 #include <tchar.h>

 #include <time.h>

 #include <comdef.h>

 #include <Wbemidl.h>

 #include <conio.h>

 #include "atlstr.h"

 #include "atlbase.h"

 //#include "TcpCtl.h"

 //#include "winsock2.h"

 //#include "InitDll.h"

 using namespace std;

 # pragma comment(lib, "wbemuuid.lib")

 # pragma comment(lib, "ws2_32.lib")

 //通过WMI获取主板号

 BOOL ManageWMIBord(char bord[])

 {

     HRESULT hres;

     // Step 1:  初始化COM

     //hres = CoInitializeEx(0, COINIT_MULTITHREADED); //网上的代码都是使用这行语句进行初始化，但是我在实际使用中，发现也可以采用下面的语句进行初始化

     hres = CoInitialize();

     //网上的代码是没有注释下面这个判断的，但是实际使用中发现，如果之前已经初始化成功了，在第二次初始化的时候，下面的代码就会导致返回false，所以，实际使用中我就注释掉了

     //if (FAILED(hres))

     //{

     // cout << "Failed to initialize COM library. Error code = 0x"

     // << hex << hres << endl;

     // return false; // Program has failed.

     //}

     // Step 2:  设置COM的安全认证级别  

     //在实际使用过程中，我发现如果这一步不注释掉的话，程序总是返回false，注释掉之后程序反而可以正常运行，原因未知

     // Note: If you are using Windows 2000, you need to specify -

     // the default authentication credentials for a user by using

     // a SOLE_AUTHENTICATION_LIST structure in the pAuthList ----

     // parameter of CoInitializeSecurity ------------------------

     ////hres = CoInitializeSecurity(

     //// NULL,

     //// -1, // COM authentication

     //// NULL, // Authentication services

     //// NULL, // Reserved

     //// RPC_C_AUTHN_LEVEL_DEFAULT, // Default authentication

     //// RPC_C_IMP_LEVEL_IMPERSONATE, // Default Impersonation

     //// NULL, // Authentication info

     //// EOAC_NONE, // Additional capabilities

     //// NULL // Reserved

     //// );

     ////

     ////if (FAILED(hres))

     ////{

     //// cout << "Failed to initialize security. Error code = 0x"

     //// << hex << hres << endl;

     //// CoUninitialize();

     //// return false; // Program has failed.

     ////}

     // Step 3:  获得WMI连接COM接口

     IWbemLocator *pLoc = NULL;

     hres = CoCreateInstance(

         CLSID_WbemLocator,

         ,

         CLSCTX_INPROC_SERVER,

         IID_IWbemLocator, (LPVOID *)&pLoc);

     if (FAILED(hres))

     {

         cout << "Failed to create IWbemLocator object."

             << " Err code = 0x"

             << hex << hres << endl;

         CoUninitialize();

         return false; // Program has failed.

     }

     // Step 4:  通过连接接口连接WMI的内核对象名"ROOT//CIMV2"

     IWbemServices *pSvc = NULL;

     hres = pLoc->ConnectServer(

         _bstr_t(L"ROOT\\CIMV2"), // Object path of WMI namespace

         NULL, // User name. NULL = current user

         NULL, // User password. NULL = current

         , // Locale. NULL indicates current

         NULL, // Security flags.

         , // Authority (e.g. Kerberos)

         , // Context object

         &pSvc // pointer to IWbemServices proxy

         );

     if (FAILED(hres))

     {

         cout << "Could not connect. Error code = 0x"

             << hex << hres << endl;

         pLoc->Release();

         CoUninitialize();

         return false; // Program has failed.

     }

     //cout << "Connected to ROOT\\CIMV2 WMI namespace" << endl;

     // Step 5:  设置请求代理的安全级别

     hres = CoSetProxyBlanket(

         pSvc, // Indicates the proxy to set

         RPC_C_AUTHN_WINNT, // RPC_C_AUTHN_xxx

         RPC_C_AUTHZ_NONE, // RPC_C_AUTHZ_xxx

         NULL, // Server principal name

         RPC_C_AUTHN_LEVEL_CALL, // RPC_C_AUTHN_LEVEL_xxx

         RPC_C_IMP_LEVEL_IMPERSONATE, // RPC_C_IMP_LEVEL_xxx

         NULL, // client identity

         EOAC_NONE // proxy capabilities

         );

     if (FAILED(hres))

     {

         cout << "Could not set proxy blanket. Error code = 0x"

             << hex << hres << endl;

         pSvc->Release();

         pLoc->Release();

         CoUninitialize();

         return false; // Program has failed.

     }

     // Step 6: 通过请求代理来向WMI发送请求----

     // For example, get the name of the operating system

     IEnumWbemClassObject* pEnumerator = NULL;

     hres = pSvc->ExecQuery(

         bstr_t("WQL"),

         //bstr_t("SELECT * FROM Win32_NetworkAdapterConfiguration WHERE IPEnabled = 'TRUE'"),

         bstr_t("SELECT * FROM Win32_BaseBoard"),//只需要通过修改这里的查询语句，就可以实现对MAC地址等其他信息的查询

         WBEM_FLAG_FORWARD_ONLY | WBEM_FLAG_RETURN_IMMEDIATELY,

         NULL,

         &pEnumerator);

     if (FAILED(hres))

     {

         cout << "Query for Network Adapter Configuration failed."

             << " Error code = 0x"

             << hex << hres << endl;

         pSvc->Release();

         pLoc->Release();

         CoUninitialize();

         return false; // Program has failed.

     }

     // Step 7:  循环枚举所有的结果对象

     IWbemClassObject *pclsObj;

     pclsObj = NULL;

     ULONG uReturn = ;

     while (pEnumerator)

     {

         HRESULT hr = pEnumerator->Next(WBEM_INFINITE, ,

             &pclsObj, &uReturn);

         if ( == uReturn)

         {

             break;

         }

         VARIANT vtProp;

         VariantInit(&vtProp);

         hr = pclsObj->Get(L"SerialNumber", , &vtProp, , );//查询不同的硬件信息，除了修改上面的查询语句，这里的字段也要修改

         if (!FAILED(hr))

         {

             CW2A tmpstr1(vtProp.bstrVal);

             strcpy_s(bord, , tmpstr1);//这里的200是可调的，自己根据实际情况设置，但是肯定不能大于bord的长度

             //cout << "BordSN:" << sn << endl;

         }

         VariantClear(&vtProp);

     }//end while

     // 释放资源

     pSvc->Release();

     pLoc->Release();

     pEnumerator->Release();

     pclsObj->Release();

     CoUninitialize();

     return true; // Program successfully completed.

 }

 int main()

 {

     char bord[];

     ManageWMIBord(bord);

     cout << bord << "\n";

     system("pause");

     return ;

 }