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Dependencies:   PWM_Tone_Library DHT

EthernetInterface/Socket/TCPSocketServer.cpp@5:569a4894abc1, 2019-03-08 (annotated)

Committer:
aziz111
Date:
Fri Mar 08 17:15:02 2019 +0000
Revision:
5:569a4894abc1
Parent:
3:78f223d34f36 
Final

Who changed what in which revision?

UserRevisionLine numberNew contents of line
ethaderu 3:78f223d34f36 1 /* Copyright (C) 2012 mbed.org, MIT License
ethaderu 3:78f223d34f36 2 *
ethaderu 3:78f223d34f36 3 * Permission is hereby granted, free of charge, to any person obtaining a copy of this software
ethaderu 3:78f223d34f36 4 * and associated documentation files (the "Software"), to deal in the Software without restriction,
ethaderu 3:78f223d34f36 5 * including without limitation the rights to use, copy, modify, merge, publish, distribute,
ethaderu 3:78f223d34f36 6 * sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is
ethaderu 3:78f223d34f36 7 * furnished to do so, subject to the following conditions:
ethaderu 3:78f223d34f36 8 *
ethaderu 3:78f223d34f36 9 * The above copyright notice and this permission notice shall be included in all copies or
ethaderu 3:78f223d34f36 10 * substantial portions of the Software.
ethaderu 3:78f223d34f36 11 *
ethaderu 3:78f223d34f36 12 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING
ethaderu 3:78f223d34f36 13 * BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
ethaderu 3:78f223d34f36 14 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
ethaderu 3:78f223d34f36 15 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
ethaderu 3:78f223d34f36 16 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
ethaderu 3:78f223d34f36 17 */
ethaderu 3:78f223d34f36 18 #include "TCPSocketServer.h"
ethaderu 3:78f223d34f36 19
ethaderu 3:78f223d34f36 20 #include <cstring>
ethaderu 3:78f223d34f36 21
ethaderu 3:78f223d34f36 22 using std::memset;
ethaderu 3:78f223d34f36 23 using std::memcpy;
ethaderu 3:78f223d34f36 24
ethaderu 3:78f223d34f36 25 TCPSocketServer::TCPSocketServer() {
ethaderu 3:78f223d34f36 26
ethaderu 3:78f223d34f36 27 }
ethaderu 3:78f223d34f36 28
ethaderu 3:78f223d34f36 29 int TCPSocketServer::bind(int port) {
ethaderu 3:78f223d34f36 30 if (init_socket(SOCK_STREAM) < 0)
ethaderu 3:78f223d34f36 31 return -1;
ethaderu 3:78f223d34f36 32
ethaderu 3:78f223d34f36 33 struct sockaddr_in localHost;
ethaderu 3:78f223d34f36 34 memset(&localHost, 0, sizeof(localHost));
ethaderu 3:78f223d34f36 35
ethaderu 3:78f223d34f36 36 localHost.sin_family = AF_INET;
ethaderu 3:78f223d34f36 37 localHost.sin_port = htons(port);
ethaderu 3:78f223d34f36 38 localHost.sin_addr.s_addr = INADDR_ANY;
ethaderu 3:78f223d34f36 39
ethaderu 3:78f223d34f36 40 if (lwip_bind(_sock_fd, (const struct sockaddr *) &localHost, sizeof(localHost)) < 0) {
ethaderu 3:78f223d34f36 41 close();
ethaderu 3:78f223d34f36 42 return -1;
ethaderu 3:78f223d34f36 43 }
ethaderu 3:78f223d34f36 44
ethaderu 3:78f223d34f36 45 return 0;
ethaderu 3:78f223d34f36 46 }
ethaderu 3:78f223d34f36 47
ethaderu 3:78f223d34f36 48 int TCPSocketServer::listen(int max) {
ethaderu 3:78f223d34f36 49 if (_sock_fd < 0)
ethaderu 3:78f223d34f36 50 return -1;
ethaderu 3:78f223d34f36 51
ethaderu 3:78f223d34f36 52 if (lwip_listen(_sock_fd, max) < 0) {
ethaderu 3:78f223d34f36 53 close();
ethaderu 3:78f223d34f36 54 return -1;
ethaderu 3:78f223d34f36 55 }
ethaderu 3:78f223d34f36 56
ethaderu 3:78f223d34f36 57 return 0;
ethaderu 3:78f223d34f36 58 }
ethaderu 3:78f223d34f36 59
ethaderu 3:78f223d34f36 60 int TCPSocketServer::accept(TCPSocketConnection& connection) {
ethaderu 3:78f223d34f36 61 if (_sock_fd < 0)
ethaderu 3:78f223d34f36 62 return -1;
ethaderu 3:78f223d34f36 63
ethaderu 3:78f223d34f36 64 if (!_blocking) {
ethaderu 3:78f223d34f36 65 TimeInterval timeout(_timeout);
ethaderu 3:78f223d34f36 66 if (wait_readable(timeout) != 0)
ethaderu 3:78f223d34f36 67 return -1;
ethaderu 3:78f223d34f36 68 }
ethaderu 3:78f223d34f36 69 connection.reset_address();
ethaderu 3:78f223d34f36 70 socklen_t newSockRemoteHostLen = sizeof(connection._remoteHost);
ethaderu 3:78f223d34f36 71 int fd = lwip_accept(_sock_fd, (struct sockaddr*) &connection._remoteHost, &newSockRemoteHostLen);
ethaderu 3:78f223d34f36 72 if (fd < 0)
ethaderu 3:78f223d34f36 73 return -1; //Accept failed
ethaderu 3:78f223d34f36 74 connection._sock_fd = fd;
ethaderu 3:78f223d34f36 75 connection._is_connected = true;
ethaderu 3:78f223d34f36 76
ethaderu 3:78f223d34f36 77 return 0;
ethaderu 3:78f223d34f36 78 }