jiang hao / WIZnetInterface

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Dependents:   espyun1

Fork of WIZnetInterface by WIZnet

Socket/UDPSocket.h@31:fc14e4330419, 2016-11-04 (annotated)

Committer:
jh_ndm
Date:
Fri Nov 04 07:38:07 2016 +0000
Revision:
31:fc14e4330419
Parent:
0:6f28332c466f 
asdfwe

Who changed what in which revision?

UserRevisionLine numberNew contents of line
Soohwan Kim 0:6f28332c466f 1 /* Copyright (C) 2012 mbed.org, MIT License
Soohwan Kim 0:6f28332c466f 2 *
Soohwan Kim 0:6f28332c466f 3 * Permission is hereby granted, free of charge, to any person obtaining a copy of this software
Soohwan Kim 0:6f28332c466f 4 * and associated documentation files (the "Software"), to deal in the Software without restriction,
Soohwan Kim 0:6f28332c466f 5 * including without limitation the rights to use, copy, modify, merge, publish, distribute,
Soohwan Kim 0:6f28332c466f 6 * sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is
Soohwan Kim 0:6f28332c466f 7 * furnished to do so, subject to the following conditions:
Soohwan Kim 0:6f28332c466f 8 *
Soohwan Kim 0:6f28332c466f 9 * The above copyright notice and this permission notice shall be included in all copies or
Soohwan Kim 0:6f28332c466f 10 * substantial portions of the Software.
Soohwan Kim 0:6f28332c466f 11 *
Soohwan Kim 0:6f28332c466f 12 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING
Soohwan Kim 0:6f28332c466f 13 * BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
Soohwan Kim 0:6f28332c466f 14 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
Soohwan Kim 0:6f28332c466f 15 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
Soohwan Kim 0:6f28332c466f 16 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
Soohwan Kim 0:6f28332c466f 17 */
Soohwan Kim 0:6f28332c466f 18
Soohwan Kim 0:6f28332c466f 19 #ifndef UDPSOCKET_H
Soohwan Kim 0:6f28332c466f 20 #define UDPSOCKET_H
Soohwan Kim 0:6f28332c466f 21
Soohwan Kim 0:6f28332c466f 22 #include "Endpoint.h"
Soohwan Kim 0:6f28332c466f 23 #include "Socket.h"
Soohwan Kim 0:6f28332c466f 24
Soohwan Kim 0:6f28332c466f 25 /**
Soohwan Kim 0:6f28332c466f 26 UDP Socket
Soohwan Kim 0:6f28332c466f 27 */
Soohwan Kim 0:6f28332c466f 28 class UDPSocket: public Socket {
Soohwan Kim 0:6f28332c466f 29
Soohwan Kim 0:6f28332c466f 30 public:
Soohwan Kim 0:6f28332c466f 31 /** Instantiate an UDP Socket.
Soohwan Kim 0:6f28332c466f 32 */
Soohwan Kim 0:6f28332c466f 33 UDPSocket();
Soohwan Kim 0:6f28332c466f 34
Soohwan Kim 0:6f28332c466f 35 /** Init the UDP Client Socket without binding it to any specific port
Soohwan Kim 0:6f28332c466f 36 \return 0 on success, -1 on failure.
Soohwan Kim 0:6f28332c466f 37 */
Soohwan Kim 0:6f28332c466f 38 int init(void);
Soohwan Kim 0:6f28332c466f 39
Soohwan Kim 0:6f28332c466f 40 /** Bind a UDP Server Socket to a specific port
Soohwan Kim 0:6f28332c466f 41 \param port The port to listen for incoming connections on
Soohwan Kim 0:6f28332c466f 42 \return 0 on success, -1 on failure.
Soohwan Kim 0:6f28332c466f 43 */
Soohwan Kim 0:6f28332c466f 44 int bind(int port = -1);
Soohwan Kim 0:6f28332c466f 45
Soohwan Kim 0:6f28332c466f 46 /** Send a packet to a remote endpoint
Soohwan Kim 0:6f28332c466f 47 \param remote The remote endpoint
Soohwan Kim 0:6f28332c466f 48 \param packet The packet to be sent
Soohwan Kim 0:6f28332c466f 49 \param length The length of the packet to be sent
Soohwan Kim 0:6f28332c466f 50 \return the number of written bytes on success (>=0) or -1 on failure
Soohwan Kim 0:6f28332c466f 51 */
Soohwan Kim 0:6f28332c466f 52 int sendTo(Endpoint &remote, char *packet, int length);
Soohwan Kim 0:6f28332c466f 53
Soohwan Kim 0:6f28332c466f 54 /** Receive a packet from a remote endpoint
Soohwan Kim 0:6f28332c466f 55 \param remote The remote endpoint
Soohwan Kim 0:6f28332c466f 56 \param buffer The buffer for storing the incoming packet data. If a packet
Soohwan Kim 0:6f28332c466f 57 is too long to fit in the supplied buffer, excess bytes are discarded
Soohwan Kim 0:6f28332c466f 58 \param length The length of the buffer
Soohwan Kim 0:6f28332c466f 59 \return the number of received bytes on success (>=0) or -1 on failure
Soohwan Kim 0:6f28332c466f 60 */
Soohwan Kim 0:6f28332c466f 61 int receiveFrom(Endpoint &remote, char *buffer, int length);
Soohwan Kim 0:6f28332c466f 62
Soohwan Kim 0:6f28332c466f 63 private:
Soohwan Kim 0:6f28332c466f 64 void confEndpoint(Endpoint & ep);
Soohwan Kim 0:6f28332c466f 65 void readEndpoint(Endpoint & ep, uint8_t info[]);
Soohwan Kim 0:6f28332c466f 66 };
Soohwan Kim 0:6f28332c466f 67
Soohwan Kim 0:6f28332c466f 68 #endif
Soohwan Kim 0:6f28332c466f 69