exeption of receive(TCPSocketconnection)

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Socket.cpp

00001 /* Copyright (C) 2012 mbed.org, MIT License
00002  *
00003  * Permission is hereby granted, free of charge, to any person obtaining a copy of this software
00004  * and associated documentation files (the "Software"), to deal in the Software without restriction,
00005  * including without limitation the rights to use, copy, modify, merge, publish, distribute,
00006  * sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is
00007  * furnished to do so, subject to the following conditions:
00008  *
00009  * The above copyright notice and this permission notice shall be included in all copies or
00010  * substantial portions of the Software.
00011  *
00012  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING
00013  * BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
00014  * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
00015  * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
00016  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
00017  */
00018 
00019 #include "Socket.h"
00020 
00021 Socket::Socket() : _sock_fd(-1),_blocking(true), _timeout(1500)
00022 {
00023     eth = WIZnet_Chip::getInstance();
00024     if (eth == NULL) {
00025         error("Socket constructor error: no W7500 instance available!\r\n");
00026     }
00027 }
00028 
00029 void Socket::set_blocking(bool blocking, unsigned int timeout)
00030 {
00031     _blocking = blocking;
00032     _timeout = timeout;
00033 }
00034 
00035 int Socket::close()
00036 {
00037     // add this code refer from EthernetInterface.
00038     // update by Patrick Pollet
00039     int res;
00040     res = eth->close(_sock_fd);
00041     _sock_fd = -1;
00042     return (res)? 0: -1;
00043 }
00044 
00045 Socket::~Socket()
00046 {
00047     close(); //Don't want to leak
00048 }