ソースの整理中ですが、利用はできます。

Dependencies:   EthernetInterface HttpServer TextLCD mbed-rpc mbed-rtos mbed Socket lwip-eth lwip-sys lwip

Committer:
yueee_yt
Date:
Wed Mar 12 04:39:15 2014 +0000
Revision:
2:14b689a85306
Parent:
0:7766f6712673
bug fix

Who changed what in which revision?

UserRevisionLine numberNew contents of line
yueee_yt 0:7766f6712673 1 /* Copyright (C) 2012 mbed.org, MIT License
yueee_yt 0:7766f6712673 2 *
yueee_yt 0:7766f6712673 3 * Permission is hereby granted, free of charge, to any person obtaining a copy of this software
yueee_yt 0:7766f6712673 4 * and associated documentation files (the "Software"), to deal in the Software without restriction,
yueee_yt 0:7766f6712673 5 * including without limitation the rights to use, copy, modify, merge, publish, distribute,
yueee_yt 0:7766f6712673 6 * sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is
yueee_yt 0:7766f6712673 7 * furnished to do so, subject to the following conditions:
yueee_yt 0:7766f6712673 8 *
yueee_yt 0:7766f6712673 9 * The above copyright notice and this permission notice shall be included in all copies or
yueee_yt 0:7766f6712673 10 * substantial portions of the Software.
yueee_yt 0:7766f6712673 11 *
yueee_yt 0:7766f6712673 12 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING
yueee_yt 0:7766f6712673 13 * BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
yueee_yt 0:7766f6712673 14 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
yueee_yt 0:7766f6712673 15 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
yueee_yt 0:7766f6712673 16 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
yueee_yt 0:7766f6712673 17 */
yueee_yt 0:7766f6712673 18 #include "TCPSocketServer.h"
yueee_yt 0:7766f6712673 19
yueee_yt 0:7766f6712673 20 #include <cstring>
yueee_yt 0:7766f6712673 21
yueee_yt 0:7766f6712673 22 using std::memset;
yueee_yt 0:7766f6712673 23 using std::memcpy;
yueee_yt 0:7766f6712673 24
yueee_yt 0:7766f6712673 25 TCPSocketServer::TCPSocketServer() {
yueee_yt 0:7766f6712673 26
yueee_yt 0:7766f6712673 27 }
yueee_yt 0:7766f6712673 28
yueee_yt 0:7766f6712673 29 int TCPSocketServer::bind(int port) {
yueee_yt 0:7766f6712673 30 if (init_socket(SOCK_STREAM) < 0)
yueee_yt 0:7766f6712673 31 return -1;
yueee_yt 0:7766f6712673 32
yueee_yt 0:7766f6712673 33 struct sockaddr_in localHost;
yueee_yt 0:7766f6712673 34 memset(&localHost, 0, sizeof(localHost));
yueee_yt 0:7766f6712673 35
yueee_yt 0:7766f6712673 36 localHost.sin_family = AF_INET;
yueee_yt 0:7766f6712673 37 localHost.sin_port = htons(port);
yueee_yt 0:7766f6712673 38 localHost.sin_addr.s_addr = INADDR_ANY;
yueee_yt 0:7766f6712673 39
yueee_yt 0:7766f6712673 40 if (lwip_bind(_sock_fd, (const struct sockaddr *) &localHost, sizeof(localHost)) < 0) {
yueee_yt 0:7766f6712673 41 close();
yueee_yt 0:7766f6712673 42 return -1;
yueee_yt 0:7766f6712673 43 }
yueee_yt 0:7766f6712673 44
yueee_yt 0:7766f6712673 45 return 0;
yueee_yt 0:7766f6712673 46 }
yueee_yt 0:7766f6712673 47
yueee_yt 0:7766f6712673 48 int TCPSocketServer::listen(int max) {
yueee_yt 0:7766f6712673 49 if (_sock_fd < 0)
yueee_yt 0:7766f6712673 50 return -1;
yueee_yt 0:7766f6712673 51
yueee_yt 0:7766f6712673 52 if (lwip_listen(_sock_fd, max) < 0) {
yueee_yt 0:7766f6712673 53 close();
yueee_yt 0:7766f6712673 54 return -1;
yueee_yt 0:7766f6712673 55 }
yueee_yt 0:7766f6712673 56
yueee_yt 0:7766f6712673 57 return 0;
yueee_yt 0:7766f6712673 58 }
yueee_yt 0:7766f6712673 59
yueee_yt 0:7766f6712673 60 int TCPSocketServer::accept(TCPSocketConnection& connection) {
yueee_yt 0:7766f6712673 61 if (_sock_fd < 0)
yueee_yt 0:7766f6712673 62 return -1;
yueee_yt 0:7766f6712673 63
yueee_yt 0:7766f6712673 64 if (!_blocking) {
yueee_yt 0:7766f6712673 65 TimeInterval timeout(_timeout);
yueee_yt 0:7766f6712673 66 if (wait_readable(timeout) != 0)
yueee_yt 0:7766f6712673 67 return -1;
yueee_yt 0:7766f6712673 68 }
yueee_yt 0:7766f6712673 69 connection.reset_address();
yueee_yt 0:7766f6712673 70 socklen_t newSockRemoteHostLen = sizeof(connection._remoteHost);
yueee_yt 0:7766f6712673 71 int fd = lwip_accept(_sock_fd, (struct sockaddr*) &connection._remoteHost, &newSockRemoteHostLen);
yueee_yt 0:7766f6712673 72 if (fd < 0)
yueee_yt 0:7766f6712673 73 return -1; //Accept failed
yueee_yt 0:7766f6712673 74 connection._sock_fd = fd;
yueee_yt 0:7766f6712673 75 connection._is_connected = true;
yueee_yt 0:7766f6712673 76
yueee_yt 0:7766f6712673 77 return 0;
yueee_yt 0:7766f6712673 78 }