WIZnet / WIZnet_Library

This is WIZnet Ethernet Interface using Hardware TCP/IP chip, W5500, W5200 and W5100. One of them can be selected by enabling it in wiznet.h.

Dependents:   Embedded_web EmailButton EmailButton HTTPClient_Weather ... more

other drivers

for only W5500 / WIZ550io user, you could use

Import libraryW5500Interface

This is the Interface library for WIZnet W5500 chip which forked of EthernetInterfaceW5500, WIZnetInterface and WIZ550ioInterface. This library has simple name as "W5500Interface". and can be used for Wiz550io users also.

Last commit 28 Apr 2015 by W5500-Ethernet-Interface Makers

WIZnetInterface/Socket/TCPSocketServer.cpp@0:b72d22e10709, 2014-05-08 (annotated)

Committer:
jbkim
Date:
Thu May 08 03:57:58 2014 +0000
Revision:
0:b72d22e10709
Child:
3:48348a6eaa72
1st commit

Who changed what in which revision?

UserRevisionLine numberNew contents of line
jbkim 0:b72d22e10709 1 /* Copyright (C) 2012 mbed.org, MIT License
jbkim 0:b72d22e10709 2 *
jbkim 0:b72d22e10709 3 * Permission is hereby granted, free of charge, to any person obtaining a copy of this software
jbkim 0:b72d22e10709 4 * and associated documentation files (the "Software"), to deal in the Software without restriction,
jbkim 0:b72d22e10709 5 * including without limitation the rights to use, copy, modify, merge, publish, distribute,
jbkim 0:b72d22e10709 6 * sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is
jbkim 0:b72d22e10709 7 * furnished to do so, subject to the following conditions:
jbkim 0:b72d22e10709 8 *
jbkim 0:b72d22e10709 9 * The above copyright notice and this permission notice shall be included in all copies or
jbkim 0:b72d22e10709 10 * substantial portions of the Software.
jbkim 0:b72d22e10709 11 *
jbkim 0:b72d22e10709 12 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING
jbkim 0:b72d22e10709 13 * BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
jbkim 0:b72d22e10709 14 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
jbkim 0:b72d22e10709 15 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
jbkim 0:b72d22e10709 16 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
jbkim 0:b72d22e10709 17 */
jbkim 0:b72d22e10709 18
jbkim 0:b72d22e10709 19 #include "TCPSocketServer.h"
jbkim 0:b72d22e10709 20
jbkim 0:b72d22e10709 21 TCPSocketServer::TCPSocketServer() {}
jbkim 0:b72d22e10709 22
jbkim 0:b72d22e10709 23 // Server initialization
jbkim 0:b72d22e10709 24 int TCPSocketServer::bind(int port) {
jbkim 0:b72d22e10709 25 if (_sock_fd < 0) {
jbkim 0:b72d22e10709 26 _sock_fd = eth->new_socket();
jbkim 0:b72d22e10709 27 if (_sock_fd < 0) {
jbkim 0:b72d22e10709 28 return -1;
jbkim 0:b72d22e10709 29 }
jbkim 0:b72d22e10709 30 }
jbkim 0:b72d22e10709 31 // set TCP protocol
jbkim 0:b72d22e10709 32 eth->setProtocol(_sock_fd, TCP);
jbkim 0:b72d22e10709 33 // set local port
jbkim 0:b72d22e10709 34 eth->sreg<uint16_t>(_sock_fd, Sn_PORT, port);
jbkim 0:b72d22e10709 35 // connect the network
jbkim 0:b72d22e10709 36 eth->scmd(_sock_fd, OPEN);
jbkim 0:b72d22e10709 37 return 0;
jbkim 0:b72d22e10709 38 }
jbkim 0:b72d22e10709 39
jbkim 0:b72d22e10709 40 int TCPSocketServer::listen(int backlog) {
jbkim 0:b72d22e10709 41 if (_sock_fd < 0) {
jbkim 0:b72d22e10709 42 return -1;
jbkim 0:b72d22e10709 43 }
jbkim 0:b72d22e10709 44 if (backlog != 1) {
jbkim 0:b72d22e10709 45 return -1;
jbkim 0:b72d22e10709 46 }
jbkim 0:b72d22e10709 47 eth->scmd(_sock_fd, LISTEN);
jbkim 0:b72d22e10709 48 return 0;
jbkim 0:b72d22e10709 49 }
jbkim 0:b72d22e10709 50
jbkim 0:b72d22e10709 51
jbkim 0:b72d22e10709 52 int TCPSocketServer::accept(TCPSocketConnection& connection) {
jbkim 0:b72d22e10709 53 if (_sock_fd < 0) {
jbkim 0:b72d22e10709 54 return -1;
jbkim 0:b72d22e10709 55 }
jbkim 0:b72d22e10709 56 Timer t;
jbkim 0:b72d22e10709 57 t.reset();
jbkim 0:b72d22e10709 58 t.start();
jbkim 0:b72d22e10709 59 while(1) {
jbkim 0:b72d22e10709 60 if (t.read_ms() > _timeout && _blocking == false) {
jbkim 0:b72d22e10709 61 return -1;
jbkim 0:b72d22e10709 62 }
jbkim 0:b72d22e10709 63 if (eth->sreg<uint8_t>(_sock_fd, Sn_SR) == SOCK_ESTABLISHED) {
jbkim 0:b72d22e10709 64 break;
jbkim 0:b72d22e10709 65 }
jbkim 0:b72d22e10709 66 }
jbkim 0:b72d22e10709 67 uint32_t ip = eth->sreg<uint32_t>(_sock_fd, Sn_DIPR);
jbkim 0:b72d22e10709 68 char host[16];
jbkim 0:b72d22e10709 69 snprintf(host, sizeof(host), "%d.%d.%d.%d", (ip>>24)&0xff, (ip>>16)&0xff, (ip>>8)&0xff, ip&0xff);
jbkim 0:b72d22e10709 70 uint16_t port = eth->sreg<uint16_t>(_sock_fd, Sn_DPORT);
jbkim 0:b72d22e10709 71 connection._sock_fd = _sock_fd;
jbkim 0:b72d22e10709 72 connection.set_address(host, port);
jbkim 0:b72d22e10709 73 return 0;
jbkim 0:b72d22e10709 74 }
jbkim 0:b72d22e10709 75