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    使用 HttpSendRequest() 上报数据

    聂文龙发表于 2017-05-11 10:07:00
    love 0
    //上报数据
    BOOL ReportData_V2(const char* szUrl, const char* szData, CString &sError)
    {
    CString strServer;
    CString strObject;
    INTERNET_PORT nPort;
    DWORD dwServiceType;
    if (!AfxParseURL(szUrl, dwServiceType, strServer, strObject, nPort))
    {
    return FALSE;
    }


    if (dwServiceType != AFX_INET_SERVICE_HTTPS && dwServiceType != AFX_INET_SERVICE_HTTP)
    {
    return FALSE;
    }


    HINTERNET m_hOpen;
    HINTERNET m_hConnect;
    HINTERNET m_hRequest;


    //1. init www 
    m_hOpen = InternetOpen(TEXT("PervasiveBiz"), INTERNET_OPEN_TYPE_DIRECT, NULL, NULL, 0);
    if (!m_hOpen)
    {
    return FALSE;
    }


    //2. connect
    //if (!(m_hConnect = InternetConnect(m_hOpen, strServer, INTERNET_DEFAULT_HTTP_PORT, NULL, NULL, INTERNET_SERVICE_HTTP, INTERNET_FLAG_RELOAD, 0)))
    if (!(m_hConnect = InternetConnect(m_hOpen, strServer, nPort, NULL, NULL, dwServiceType, 0, 0)))
    {
    InternetCloseHandle(m_hOpen);
    return FALSE;
    }


    //3. 创建HTTP请求句柄
    LPTSTR AcceptTypes[2] = { TEXT("*/*"), NULL };
    DWORD dwFlags = INTERNET_FLAG_RELOAD | INTERNET_FLAG_NO_CACHE_WRITE;
    if (!(m_hRequest = HttpOpenRequest(m_hConnect, _T("POST"), strObject, _T("HTTP/1.1"), NULL, (LPCTSTR*)AcceptTypes, dwFlags, 0)))
    {
    InternetCloseHandle(m_hConnect);
    InternetCloseHandle(m_hOpen);
    return FALSE;
    }


    //4..设置Internet参数
    DWORD dwHttpTimeout = 5000;
    if (!InternetSetOption(m_hRequest, INTERNET_OPTION_CONNECT_TIMEOUT, &dwHttpTimeout, sizeof(DWORD)))
    {
    InternetCloseHandle(m_hRequest);
    InternetCloseHandle(m_hConnect);
    InternetCloseHandle(m_hOpen);
    return FALSE;
    }
    if (!InternetSetOption(m_hRequest, INTERNET_OPTION_SEND_TIMEOUT, &dwHttpTimeout, sizeof(DWORD)))
    {
    InternetCloseHandle(m_hRequest);
    InternetCloseHandle(m_hConnect);
    InternetCloseHandle(m_hOpen);
    return FALSE;
    }
    if (!InternetSetOption(m_hRequest, INTERNET_OPTION_RECEIVE_TIMEOUT, &dwHttpTimeout, sizeof(DWORD)))
    {
    InternetCloseHandle(m_hRequest);
    InternetCloseHandle(m_hConnect);
    InternetCloseHandle(m_hOpen);;
    return FALSE;
    }


    //5..发送请求至HTTP服务器
    if (!HttpSendRequest(m_hRequest, NULL, 0, (char*)szData, strlen(szData)))
    {
    InternetCloseHandle(m_hRequest);
    InternetCloseHandle(m_hConnect);
    InternetCloseHandle(m_hOpen);
    return FALSE;
    }


    //6..先得到响应头的长度(HTTP_QUERY_RAW_HEADERS_CRLF:接收所有由服务器返回的HEAD)
    DWORD dwSize = 0;
    HttpQueryInfo(m_hRequest, HTTP_QUERY_RAW_HEADERS_CRLF, NULL, &dwSize, NULL);


    //再得到响应头的内容
    TCHAR* lpHeaders = new TCHAR[dwSize];
    if (!HttpQueryInfo(m_hRequest, HTTP_QUERY_RAW_HEADERS_CRLF, (LPVOID)lpHeaders, &dwSize, NULL))
    {
    InternetCloseHandle(m_hRequest);
    InternetCloseHandle(m_hConnect);
    InternetCloseHandle(m_hOpen);
    delete[] lpHeaders;
    return FALSE;
    }


    //7..得到"HTTP/1.1 200 OK"中的状态码
    TCHAR szHttpStatus[4] = { 0 };
    memcpy(szHttpStatus, lpHeaders + strlen("HTTP/1.1 "), 3 * sizeof(TCHAR)); //200,302,...
    int dwHttpStatus = atoi(szHttpStatus);
    if ((dwHttpStatus < HTTP_STATUS_OK) || (dwHttpStatus > HTTP_STATUS_AMBIGUOUS))
    {
    InternetCloseHandle(m_hRequest);
    InternetCloseHandle(m_hConnect);
    InternetCloseHandle(m_hOpen);
    delete[] lpHeaders;
    return FALSE;
    }


    //读响应
    TCHAR szBuff[1024+1] = { 0 };
    if (!InternetReadFile(m_hRequest, szBuff, 1024, &dwSize))
    {
    InternetCloseHandle(m_hRequest);
    InternetCloseHandle(m_hConnect);
    InternetCloseHandle(m_hOpen);
    delete[] lpHeaders;
    return FALSE;
    }
    if (dwSize == 0)
    {
    InternetCloseHandle(m_hRequest);
    InternetCloseHandle(m_hConnect);
    InternetCloseHandle(m_hOpen);
    delete[] lpHeaders;
    return FALSE;
    }




    HttpQueryInfo(m_hRequest, HTTP_QUERY_RAW_HEADERS_CRLF, NULL, &dwSize, NULL);
    if (!HttpQueryInfo(m_hRequest, HTTP_QUERY_RAW_HEADERS_CRLF, (LPVOID)lpHeaders, &dwSize, NULL))
    {
    InternetCloseHandle(m_hRequest);
    InternetCloseHandle(m_hConnect);
    InternetCloseHandle(m_hOpen);
    delete[] lpHeaders;
    return FALSE;
    }


    memcpy(szHttpStatus, lpHeaders + strlen(_T("HTTP/1.1 ")), 3 * sizeof(TCHAR));
    dwHttpStatus = atoi(szHttpStatus);
    if ((dwHttpStatus < HTTP_STATUS_OK) || (dwHttpStatus > HTTP_STATUS_AMBIGUOUS))
    {
    InternetCloseHandle(m_hRequest);
    InternetCloseHandle(m_hConnect);
    InternetCloseHandle(m_hOpen);
    delete[] lpHeaders;
    return FALSE;
    }


    // MessageBox(NULL, lpHeaders, _T("lpHeaders"),  0);
    delete[] lpHeaders;
    InternetCloseHandle(m_hRequest);
    InternetCloseHandle(m_hConnect);
    InternetCloseHandle(m_hOpen);


    return TRUE;
    } @import url(http://www.cppblog.com/CuteSoft_Client/CuteEditor/Load.ashx?type=style&file=SyntaxHighlighter.css);@import url(/css/cuteeditor.css);

    聂文龙 2017-05-11 18:07 发表评论


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