C++ 调用C#开发的dll

// CalcCom.cpp : Defines the entry point for the DLL application.
//

#include “stdafx.h“
//声明为C编译连接方式的外部函数
extern “C“_declspec（dllexport）BOOL Add（char* achar* blong* c）;
extern “C“_declspec（dllexport）void Join（char* achar* bchar* c）;
BOOL APIENTRY DllMain（ HANDLE hModule 
                       DWORD  ul_reason_for_call 
                       LPVOID lpReserved
					 ）
{
    return TRUE;
}


BOOL Add （char* achar* blong* c）
{
	CoInitialize（NULL）;
	CalcClass::ICalcPtr CalcPtr（__uuidof（Calc））;//获取Calc所关联的GUID
	VARIANT_BOOL ret =	CalcPtr->Add（_bstr_t（a）_bstr_t（b）c）;
	CalcPtr->Release（）;
	CoUninitialize（）;   
	if（ ret == -1 ）
		return 1;
	else
		return ret;
}



void Join （char* achar* bchar* c）{
	CoInitialize（NULL）;
	CalcClass::ICalcPtr CalcPtr（__

 属性            大小     日期    时间   名称
----------- ---------  ---------- -----  ----

     文件        316  2016-12-10 16:29  UnmanagecodeCallManagecode\build.CalcClass.bat

     文件       4608  2016-12-10 16:29  UnmanagecodeCallManagecode\C++\CalcCom\CalcClass.dll

     文件       1984  2016-12-10 16:29  UnmanagecodeCallManagecode\C++\CalcCom\CalcClass.tlb

     文件       1015  2016-12-12 09:01  UnmanagecodeCallManagecode\C++\CalcCom\CalcCom.cpp

     文件       4313  2016-12-09 16:21  UnmanagecodeCallManagecode\C++\CalcCom\CalcCom.dsp

     文件        733  2016-12-09 14:24  UnmanagecodeCallManagecode\C++\CalcCom\CalcCom.dsw

     文件      66560  2016-12-12 09:08  UnmanagecodeCallManagecode\C++\CalcCom\CalcCom.ncb

     文件      53760  2016-12-12 09:08  UnmanagecodeCallManagecode\C++\CalcCom\CalcCom.opt

     文件       1900  2016-12-12 09:01  UnmanagecodeCallManagecode\C++\CalcCom\CalcCom.plg

     文件      35044  2016-12-12 09:03  UnmanagecodeCallManagecode\C++\CalcCom\CalcComDemo\CalcComDemo.aps

     文件        952  2016-12-12 09:08  UnmanagecodeCallManagecode\C++\CalcCom\CalcComDemo\CalcComDemo.clw

     文件       2100  2016-12-09 14:24  UnmanagecodeCallManagecode\C++\CalcCom\CalcComDemo\CalcComDemo.cpp

     文件       4253  2016-12-09 16:21  UnmanagecodeCallManagecode\C++\CalcCom\CalcComDemo\CalcComDemo.dsp

     文件       1379  2016-12-09 14:24  UnmanagecodeCallManagecode\C++\CalcCom\CalcComDemo\CalcComDemo.h

     文件        763  2016-12-12 09:03  UnmanagecodeCallManagecode\C++\CalcCom\CalcComDemo\CalcComDemo.plg

     文件       4698  2016-12-12 09:03  UnmanagecodeCallManagecode\C++\CalcCom\CalcComDemo\CalcComDemo.rc

     文件       4183  2016-12-10 16:00  UnmanagecodeCallManagecode\C++\CalcCom\CalcComDemo\CalcComDemoDlg.cpp

     文件       1398  2016-12-09 14:31  UnmanagecodeCallManagecode\C++\CalcCom\CalcComDemo\CalcComDemoDlg.h

     文件     241747  2016-12-12 09:01  UnmanagecodeCallManagecode\C++\CalcCom\CalcComDemo\Debug\CalcCom.dll

     文件    4817920  2016-12-10 16:00  UnmanagecodeCallManagecode\C++\CalcCom\CalcComDemo\Debug\CalcComDemo.bsc

     文件     106595  2016-12-12 09:03  UnmanagecodeCallManagecode\C++\CalcCom\CalcComDemo\Debug\CalcComDemo.exe

     文件     255460  2016-12-12 09:03  UnmanagecodeCallManagecode\C++\CalcCom\CalcComDemo\Debug\CalcComDemo.ilk

     文件      13327  2016-12-09 15:35  UnmanagecodeCallManagecode\C++\CalcCom\CalcComDemo\Debug\CalcComDemo.obj

     文件    6939060  2016-12-09 15:35  UnmanagecodeCallManagecode\C++\CalcCom\CalcComDemo\Debug\CalcComDemo.pch

     文件     361472  2016-12-12 09:03  UnmanagecodeCallManagecode\C++\CalcCom\CalcComDemo\Debug\CalcComDemo.pdb

     文件       2320  2016-12-12 09:03  UnmanagecodeCallManagecode\C++\CalcCom\CalcComDemo\Debug\CalcComDemo.res

     文件          0  2016-12-09 15:35  UnmanagecodeCallManagecode\C++\CalcCom\CalcComDemo\Debug\CalcComDemo.sbr

     文件      22818  2016-12-10 16:00  UnmanagecodeCallManagecode\C++\CalcCom\CalcComDemo\Debug\CalcComDemoDlg.obj

     文件          0  2016-12-10 16:00  UnmanagecodeCallManagecode\C++\CalcCom\CalcComDemo\Debug\CalcComDemoDlg.sbr

     文件     105830  2016-12-09 15:35  UnmanagecodeCallManagecode\C++\CalcCom\CalcComDemo\Debug\StdAfx.obj

............此处省略66个文件信息