调用gSoap生成接口，获取IPC属性，调用一次内存泄露差不多20K

本文探讨了在使用gSoap库生成接口并访问IPC属性时遇到的内存泄漏问题，每次调用导致约20KB的内存损失。文章可能涉及gSoap的工作原理、接口调用细节以及如何排查和解决此类内存泄漏问题。

// GetOnVifDeviceInfo.cpp : 定义 DLL 的初始化例程。
#include "stdafx.h"
#include "GetOnVifDeviceInfo.h"

#include <iostream >
//#include "OnVifAPI/wsdd.nsmap"
#include "OnVifAPI/soapH.h"
//#include "OnVifAPI/wsseapi.h"
//#include "OnVifAPI/wsaapi.h"
#include "OnVifAPI/DeviceBinding.nsmap"
#include "OnVifAPI/wsseapi.h"
#include "OnVifAPI/wsaapi.h"
#include "OnVifAPI/soapDeviceBindingProxy.h"
#include "OnVifAPI/soapMediaBindingProxy.h"
//#include "OnVifAPI/soapRemoteDiscoveryBindingProxy.h"
//#include "OnVifAPI/soapPTZBindingProxy.h"
//#include "OnVifAPI/soapEventBindingProxy.h"
//#include "OnVifAPI/soapNotificationProducerBindingProxy.h"
//#include "OnVifAPI/soapDiscoveryLookupBindingProxy.h"

#ifdef _DEBUG
#define new DEBUG_NEW
#endif

BEGIN_MESSAGE_MAP (CGetOnVifDeviceInfoApp , CWinApp )
END_MESSAGE_MAP ()

CGetOnVifDeviceInfoApp ::CGetOnVifDeviceInfoApp (){}
CGetOnVifDeviceInfoApp theApp ;
BOOL CGetOnVifDeviceInfoApp ::InitInstance ()
{
    CWinApp ::InitInstance ();
     return TRUE ;
}
////////////////////////////////////////////////////////////////////////////

typedef struct stVideoEncoderPara stVideoEncoderPara ;
struct stVideoEncoderPara
{
     char strRTSPURL [ 200] ; //RTSP URL
     int iWidth ;   //视频宽度
     int iHeight ; //视频高度
     int iFrameRateLimit ;
     int iIFrameInterval ;
     int iBiterateLimit ;
};

typedef struct stDeviceInfo stDeviceInfo ;
struct stDeviceInfo
{
     char strDeviceIP [ 50] ;
     char strDeviceMac [ 50] ;
     char strModel [ 50] ;
     char strSerialNumber [ 50] ;
     char strManuFature [ 50] ;

     //编码参数
    stVideoEncoderPara stVideoEncoderParaInfo [ 2] ;
};

//获取系统时间,精确到毫秒
void getCurrentTime ( char *outStrTime )
{
    SYSTEMTIME sys ;
    GetLocalTime ( &sys );
    sprintf (outStrTime , "%d-%d-%d %d:%d:%d.%d" ,
        sys.wYear ,sys.wMonth ,sys.wDay ,
        sys.wHour ,sys.wMinute , sys.wSecond ,
        sys.wMilliseconds ); //毫秒
}

//获取设备详细信息
extern "C" __declspec (dllexport ) int getDeviceInfo ( const char *DEV_USERNAME , //登录账号
                                                    const char *DEV_PASSWORD , //登录密码
                                                    const char *strWebServerURL , //http://192.168.1.100/onvif/device_service
                                                   stDeviceInfo & mystDeviceInfo