echo"socket_create() failed: reason: ".socket_strerror(socket_last_error()) ."\n"; } else { echo"OK.\n"; } echo"Attempting to connect to '$address' on port '$service_port'..."; $result=socket_connect($socket,$address,$service_port); if ($result===false) { echo"socket_connec...
_In_ DWORD dwRemoteAddressLength, _Out_ LPDWORD lpdwBytesReceived, _In_ LPOVERLAPPED lpOverlapped ); 再看一下msdn上面提供的demo写法 bRetVal =lpfnAcceptEx(ListenSocket, AcceptSocket, lpOutputBuf, outBufLen- ((sizeof(sockaddr_in) +16) *2),sizeof(sockaddr_in) +16,sizeof(sockaddr_in) +16...
6: The standby main board checks the boundary of the received packet. 7: Attributes for socket backing up are set. 8: The application-ready option is set. 9: Asynchronization attributes are set. [error-code] Error code FlCode Name of the source code file and the line number of this log...
a socket is ahandle(abstract reference) that a local program can pass to the networkingapplication programming interface(API) to use the connection, for example "send this
When the StreamSocketListener object is used to listen and bind to sockets not using Bluetooth, the only supported SocketProtectionLevel value is PlainSocket.To use StreamSocketListener with Bluetooth, the bluetooth.rfcomm device capability must be set in the app manifest. For more information, see...
通常在服务端上看不到 UDP 连接信息,只可以看到 udp listen 信息! 复制 [root@host-62~]# netstat-tunalp|grep29999udp00:::29999:::*4038720/ss 1. 2. 客户端重新实例化问题? 当client 跟 server 已连接,server 端手动重启后,客户端无需再次重新实例化连接,可以继续发送数据,当服务端再次启动后,照样可...
listen, err := net.ListenUDP("udp", &net.UDPAddr{ IP: net.IPv4(0, 0, 0, 0), Port: 29999, }) if err != nil { fmt.Println("Listen failed, err: ", err) return } defer listen.Close() for { var data [1024]byte n, addr, err := listen.ReadFromUDP(data[:]) ...
IOException - if an I/O error occurs when creating the socket. SecurityException - if a security manager exists and its checkConnect method doesn't allow the connection to the destination, or if its checkListen method doesn't allow the bind to the local port. IllegalArgumentException - if th...
(errno),errno); exit(0); } //开始监听是否有客户端连接 if( listen(socket_fd, 10) == -1){ printf("listen socket error: %s(errno: %d)\n",strerror(errno),errno); exit(0); } printf("===waiting for client's request===\n"); while(1){ //阻塞直到有客户端连接,不然多浪费CPU资源...
When I access the internal network, the service is normal. However, after accessing the external network through nat forwarding, the following error message appears ERROR: session 015000000000000001: TCP socket error: Software caused con...