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@8:cb8808b47e69, 2015-05-31 (annotated)

Committer:
Bongjun
Date:
Sun May 31 10:25:40 2015 +0000
Revision:
8:cb8808b47e69
Parent:
7:7c67a8922ec5 
fix some codes of reading Sn_RX_RSR, Sn_TX_FSR in W5100.cpp, W5200.cpp; added is_fin_received()  in W5100, W5200 files

Who changed what in which revision?

UserRevisionLine numberNew contents of line
Bongjun 3:48348a6eaa72 1 /* Copyright (C) 2012 mbed.org, MIT License
Bongjun 3:48348a6eaa72 2 *
Bongjun 3:48348a6eaa72 3 * Permission is hereby granted, free of charge, to any person obtaining a copy of this software
Bongjun 3:48348a6eaa72 4 * and associated documentation files (the "Software"), to deal in the Software without restriction,
Bongjun 3:48348a6eaa72 5 * including without limitation the rights to use, copy, modify, merge, publish, distribute,
Bongjun 3:48348a6eaa72 6 * sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is
Bongjun 3:48348a6eaa72 7 * furnished to do so, subject to the following conditions:
Bongjun 3:48348a6eaa72 8 *
Bongjun 3:48348a6eaa72 9 * The above copyright notice and this permission notice shall be included in all copies or
Bongjun 3:48348a6eaa72 10 * substantial portions of the Software.
Bongjun 3:48348a6eaa72 11 *
Bongjun 3:48348a6eaa72 12 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING
Bongjun 3:48348a6eaa72 13 * BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
Bongjun 3:48348a6eaa72 14 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
Bongjun 3:48348a6eaa72 15 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
Bongjun 3:48348a6eaa72 16 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
Bongjun 3:48348a6eaa72 17 */
Bongjun 3:48348a6eaa72 18
Bongjun 3:48348a6eaa72 19 #include "TCPSocketServer.h"
Bongjun 3:48348a6eaa72 20
Bongjun 3:48348a6eaa72 21 TCPSocketServer::TCPSocketServer() {}
Bongjun 3:48348a6eaa72 22
Bongjun 3:48348a6eaa72 23 // Server initialization
Bongjun 3:48348a6eaa72 24 int TCPSocketServer::bind(int port)
Bongjun 3:48348a6eaa72 25 {
Bongjun 3:48348a6eaa72 26
Bongjun 3:48348a6eaa72 27 if (_sock_fd < 0) {
Bongjun 3:48348a6eaa72 28 _sock_fd = eth->new_socket();
Bongjun 3:48348a6eaa72 29 if (_sock_fd < 0) {
Bongjun 3:48348a6eaa72 30 return -1;
Bongjun 3:48348a6eaa72 31 }
Bongjun 3:48348a6eaa72 32 }
Bongjun 3:48348a6eaa72 33 // set the listen_port for next connection.
Bongjun 3:48348a6eaa72 34 listen_port = port;
Bongjun 3:48348a6eaa72 35 // set TCP protocol
Bongjun 3:48348a6eaa72 36 eth->setProtocol(_sock_fd, TCP);
Bongjun 3:48348a6eaa72 37 // set local port
Bongjun 3:48348a6eaa72 38 eth->sreg<uint16_t>(_sock_fd, Sn_PORT, port);
Bongjun 3:48348a6eaa72 39 // connect the network
Bongjun 3:48348a6eaa72 40 eth->scmd(_sock_fd, OPEN);
Bongjun 3:48348a6eaa72 41 return 0;
Bongjun 3:48348a6eaa72 42 }
jbkim 0:b72d22e10709 43
Bongjun 3:48348a6eaa72 44 int TCPSocketServer::listen(int backlog)
Bongjun 3:48348a6eaa72 45 {
Bongjun 3:48348a6eaa72 46 if (_sock_fd < 0) {
Bongjun 3:48348a6eaa72 47 return -1;
Bongjun 3:48348a6eaa72 48 }
Bongjun 3:48348a6eaa72 49 if (backlog != 1) {
Bongjun 3:48348a6eaa72 50 return -1;
Bongjun 3:48348a6eaa72 51 }
Bongjun 3:48348a6eaa72 52 eth->scmd(_sock_fd, LISTEN);
Bongjun 3:48348a6eaa72 53 return 0;
Bongjun 3:48348a6eaa72 54 }
Bongjun 3:48348a6eaa72 55
Bongjun 3:48348a6eaa72 56
Bongjun 3:48348a6eaa72 57 int TCPSocketServer::accept(TCPSocketConnection& connection)
Bongjun 3:48348a6eaa72 58 {
Bongjun 3:48348a6eaa72 59 if (_sock_fd < 0) {
Bongjun 3:48348a6eaa72 60 return -1;
Bongjun 3:48348a6eaa72 61 }
Bongjun 3:48348a6eaa72 62 Timer t;
Bongjun 3:48348a6eaa72 63 t.reset();
Bongjun 3:48348a6eaa72 64 t.start();
Bongjun 3:48348a6eaa72 65 while(1) {
Bongjun 3:48348a6eaa72 66 if (t.read_ms() > _timeout && _blocking == false) {
Bongjun 3:48348a6eaa72 67 return -1;
Bongjun 3:48348a6eaa72 68 }
Bongjun 3:48348a6eaa72 69 if (eth->sreg<uint8_t>(_sock_fd, Sn_SR) == SOCK_ESTABLISHED) {
Bongjun 3:48348a6eaa72 70 break;
Bongjun 3:48348a6eaa72 71 }
Bongjun 3:48348a6eaa72 72 }
Bongjun 3:48348a6eaa72 73 uint32_t ip = eth->sreg<uint32_t>(_sock_fd, Sn_DIPR);
Bongjun 3:48348a6eaa72 74 char host[16];
Bongjun 3:48348a6eaa72 75 snprintf(host, sizeof(host), "%d.%d.%d.%d", (ip>>24)&0xff, (ip>>16)&0xff, (ip>>8)&0xff, ip&0xff);
Bongjun 3:48348a6eaa72 76 uint16_t port = eth->sreg<uint16_t>(_sock_fd, Sn_DPORT);
Bongjun 3:48348a6eaa72 77 // change this server socket to connection socket.
Bongjun 3:48348a6eaa72 78 connection._sock_fd = _sock_fd;
Bongjun 7:7c67a8922ec5 79 connection._is_connected = true;
Bongjun 3:48348a6eaa72 80 connection.set_address(host, port);
Bongjun 3:48348a6eaa72 81
Bongjun 3:48348a6eaa72 82 // and then, for the next connection, server socket should be assigned new one.
Bongjun 3:48348a6eaa72 83 _sock_fd = -1; // want to assign new available _sock_fd.
Bongjun 3:48348a6eaa72 84 if(bind(listen_port) < 0) {
Bongjun 7:7c67a8922ec5 85 // modified by Patrick Pollet
Bongjun 7:7c67a8922ec5 86 error("No more socket for listening, bind error");
Bongjun 7:7c67a8922ec5 87 return -1;
Bongjun 3:48348a6eaa72 88 } else {
Bongjun 3:48348a6eaa72 89 //return -1;
Bongjun 3:48348a6eaa72 90 if(listen(1) < 0) {
Bongjun 7:7c67a8922ec5 91 // modified by Patrick Pollet
Bongjun 7:7c67a8922ec5 92 error("No more socket for listening, listen error");
Bongjun 7:7c67a8922ec5 93 return -1;
Bongjun 3:48348a6eaa72 94 }
Bongjun 3:48348a6eaa72 95 }
Bongjun 3:48348a6eaa72 96
Bongjun 3:48348a6eaa72 97 return 0;
Bongjun 3:48348a6eaa72 98 }
Bongjun 3:48348a6eaa72 99