Visual C++打造Windows信使服务程序

(argc >5))
　{
　　printf("Usge: %S <DestIP> <SourIP> <Message> [Count]\n",argv[0]);
　　printf("Count: Count means number of times to send message,default is 1.\n");
　　return 0;
　}
　wdest = argv[1]; //目标计算机
　wfrom = argv[2]; //源计算机
　buffer = argv[3]; //发送的信息
　count = _wtoi(argv[4]); //发送次数，缺省为1次
　if(count ==0)
　　count = 1;
　　printf("count = %d\n",count);
　dwReturn = NetMessageBufferSend(NULL, wdest, wfrom,
　　　　(LPBYTE)buffer, 2*lstrlen(buffer)); //因为buffer是Unicode编码，所以需要乘以2
　if(dwReturn == NERR_Success)
　{
　　printf("Send OK!");
　　while(count-->1)
　　{
　　　NetMessageBufferSend(NULL, wtarget, wfrom, (LPBYTE)buffe,2*lstrlen(buffer));
　　}
　　return 0;
　}
　if(dwReturn == NERR_NameNotFound)
　{
　　printf("The user name could not be found.\n");
　　return 0;
　}
　if(dwReturn == NERR_NetworkError)
　{
　　printf("A general failure occurred in the network hardware.\n");
　　return 0;
　}
　if(dwReturn == ERROR_NOT_SUPPORTED)
　{
　　printf("This network request is not supported.\n");
　　return 0;
　}
　if(dwReturn == ERROR_INVALID_PARAMETER)
　{
　　printf("The specified parameter is invalid.\n");
　　return 0;
　}
　if(dwReturn == ERROR_ACCESS_DENIED)
　{
　　printf("The user does not have access to the requested information.\n");
　　return 0;
　}
　else
　　printf("Unknown error!\n");
　　return 0;
}  

　　四、小结

　　本实例开发一个Windows信使服务程序，以帮助读者深入了解Windows信使服务实现的内幕。

关键词：Visual C++打造Windows信使服务程序