使用 WaaS 评估平台

若要使用 WaaS 评估平台 API，请创建 IWaaSAssessor 接口的实例，然后调用 GetOSUpdateAssessment 方法。 成功后， result 参数将输出 OSUpdateAssessment 对象，该对象将包含相关信息。

以下代码示例演示如何使用 IWaaSAssessor.GetOSUpdateAssessment 方法从本地系统检索 OS 评估。

//
// Copyright (c) Microsoft Corporation.  All rights reserved.
//
#include <windows.h>
#include <tchar.h>
#include <oaidl.h>
#include <atlbase.h>
#include <iostream>
#include <WaaSAPI.h>
#include <WaaSAPITypes.h>

using namespace std;

void __cdecl main(int argc, char** argv)
{
    HRESULT hr = S_OK;
    CComPtr<IWaaSAssessor> assessment;
    OSUpdateAssessment result;
    hr = CoInitialize(NULL);
    if (SUCCEEDED(hr))
    {
        hr = CoCreateInstance(
                __uuidof(WaaSAssessor),               // rclsid
                NULL,                                   // pUnkOuter
                CLSCTX_INPROC_SERVER,                   // dwClsContext
                __uuidof(IWaaSAssessor),              // riid
                (LPVOID*)&assessment);                  // ppv
        if (SUCCEEDED(hr))
        {
            hr = assessment->GetOSUpdateAssessment(&result);
            if (SUCCEEDED(hr))
            {
                wcout << L"End of Support:" << result.isEndOfSupport << endl;
                wcout << L"Up to date:" << result.assessmentForUpToDate.status << endl;
                wcout << L"Current:" << result.assessmentForCurrent.status << endl;
                wcout << L"Up to Date Days Behind:" << result.assessmentForUpToDate.daysOutOfDate << endl;
                wcout << L"Current Days Behind:" << result.assessmentForCurrent.daysOutOfDate << endl;
                wcout << L"Up to Date Impact:" << result.assessmentForUpToDate.impact << endl;
                wcout << L"Current Impact:" << result.assessmentForCurrent.impact << endl;
            }
            else
            {
                wcout << L"Assessment Failed hr = " << hr << endl;
            }
        }
        else
        {
            wcout << L"CoCreateInstance Failed hr = " << hr << endl;
        }
    }
    else
    {
        wcout << L"CoInitialize Failed hr = " << hr << endl;
    }
}