private fork
Fork of GSwifiInterface by
Diff: Socket/UDPSocket.h
- Revision:
- 1:fb4494783863
- Child:
- 5:78943b3945b5
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/Socket/UDPSocket.h Fri Aug 24 13:48:36 2012 +0000 @@ -0,0 +1,75 @@ +/* Copyright (C) 2012 mbed.org, MIT License + * + * Permission is hereby granted, free of charge, to any person obtaining a copy of this software + * and associated documentation files (the "Software"), to deal in the Software without restriction, + * including without limitation the rights to use, copy, modify, merge, publish, distribute, + * sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in all copies or + * substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING + * BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, + * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + +#ifndef UDPSOCKET_H +#define UDPSOCKET_H + +#include "Endpoint.h" +#include "Socket.h" + +#include <cstdint> + +/** +UDP Socket +*/ +class UDPSocket: public Socket { + +public: + /** Instantiate an UDP Socket. + */ + UDPSocket(); + + /** Init the UDP Client Socket without binding it to any specific port + \return 0 on success, -1 on failure. + */ + int init(void); + + /** Bind a UDP Server Socket to a specific port + \param port The port to listen for incoming connections on + \return 0 on success, -1 on failure. + */ + int bind(int port = -1); + + /** Send a packet to a remote endpoint + \param remote The remote endpoint + \param packet The packet to be sent + \param length The length of the packet to be sent + \return the number of written bytes on success (>=0) or -1 on failure + */ + int sendTo(Endpoint &remote, char *packet, int length); + + /** Receive a packet from a remote endpoint + \param remote The remote endpoint + \param buffer The buffer for storing the incoming packet data. If a packet + is too long to fit in the supplied buffer, excess bytes are discarded + \param length The length of the buffer + \return the number of received bytes on success (>=0) or -1 on failure + */ + int receiveFrom(Endpoint &remote, char *buffer, int length); + +private: + bool confEndpoint(Endpoint & ep); + bool readEndpoint(Endpoint & ep); + bool endpoint_configured; + bool endpoint_read; + +}; + +#include "def.h" + +#endif