Wayne Jay / EthernetInterface

Onenet

Dependents:   K64F_eCompass_OneNET_JW

Socket/TCPSocketServer.cpp@0:b2805b6888dc, 2016-06-20 (annotated)

Committer:
robert_jw
Date:
Mon Jun 20 01:40:20 2016 +0000
Revision:
0:b2805b6888dc
ADS

Who changed what in which revision?

UserRevisionLine numberNew contents of line
robert_jw 0:b2805b6888dc 1 /* Copyright (C) 2012 mbed.org, MIT License
robert_jw 0:b2805b6888dc 2 *
robert_jw 0:b2805b6888dc 3 * Permission is hereby granted, free of charge, to any person obtaining a copy of this software
robert_jw 0:b2805b6888dc 4 * and associated documentation files (the "Software"), to deal in the Software without restriction,
robert_jw 0:b2805b6888dc 5 * including without limitation the rights to use, copy, modify, merge, publish, distribute,
robert_jw 0:b2805b6888dc 6 * sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is
robert_jw 0:b2805b6888dc 7 * furnished to do so, subject to the following conditions:
robert_jw 0:b2805b6888dc 8 *
robert_jw 0:b2805b6888dc 9 * The above copyright notice and this permission notice shall be included in all copies or
robert_jw 0:b2805b6888dc 10 * substantial portions of the Software.
robert_jw 0:b2805b6888dc 11 *
robert_jw 0:b2805b6888dc 12 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING
robert_jw 0:b2805b6888dc 13 * BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
robert_jw 0:b2805b6888dc 14 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
robert_jw 0:b2805b6888dc 15 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
robert_jw 0:b2805b6888dc 16 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
robert_jw 0:b2805b6888dc 17 */
robert_jw 0:b2805b6888dc 18 #include "TCPSocketServer.h"
robert_jw 0:b2805b6888dc 19
robert_jw 0:b2805b6888dc 20 #include <cstring>
robert_jw 0:b2805b6888dc 21
robert_jw 0:b2805b6888dc 22 using std::memset;
robert_jw 0:b2805b6888dc 23 using std::memcpy;
robert_jw 0:b2805b6888dc 24
robert_jw 0:b2805b6888dc 25 TCPSocketServer::TCPSocketServer() {
robert_jw 0:b2805b6888dc 26
robert_jw 0:b2805b6888dc 27 }
robert_jw 0:b2805b6888dc 28
robert_jw 0:b2805b6888dc 29 int TCPSocketServer::bind(int port) {
robert_jw 0:b2805b6888dc 30 if (init_socket(SOCK_STREAM) < 0)
robert_jw 0:b2805b6888dc 31 return -1;
robert_jw 0:b2805b6888dc 32
robert_jw 0:b2805b6888dc 33 struct sockaddr_in localHost;
robert_jw 0:b2805b6888dc 34 memset(&localHost, 0, sizeof(localHost));
robert_jw 0:b2805b6888dc 35
robert_jw 0:b2805b6888dc 36 localHost.sin_family = AF_INET;
robert_jw 0:b2805b6888dc 37 localHost.sin_port = htons(port);
robert_jw 0:b2805b6888dc 38 localHost.sin_addr.s_addr = INADDR_ANY;
robert_jw 0:b2805b6888dc 39
robert_jw 0:b2805b6888dc 40 if (lwip_bind(_sock_fd, (const struct sockaddr *) &localHost, sizeof(localHost)) < 0) {
robert_jw 0:b2805b6888dc 41 close();
robert_jw 0:b2805b6888dc 42 return -1;
robert_jw 0:b2805b6888dc 43 }
robert_jw 0:b2805b6888dc 44
robert_jw 0:b2805b6888dc 45 return 0;
robert_jw 0:b2805b6888dc 46 }
robert_jw 0:b2805b6888dc 47
robert_jw 0:b2805b6888dc 48 int TCPSocketServer::listen(int max) {
robert_jw 0:b2805b6888dc 49 if (_sock_fd < 0)
robert_jw 0:b2805b6888dc 50 return -1;
robert_jw 0:b2805b6888dc 51
robert_jw 0:b2805b6888dc 52 if (lwip_listen(_sock_fd, max) < 0) {
robert_jw 0:b2805b6888dc 53 close();
robert_jw 0:b2805b6888dc 54 return -1;
robert_jw 0:b2805b6888dc 55 }
robert_jw 0:b2805b6888dc 56
robert_jw 0:b2805b6888dc 57 return 0;
robert_jw 0:b2805b6888dc 58 }
robert_jw 0:b2805b6888dc 59
robert_jw 0:b2805b6888dc 60 int TCPSocketServer::accept(TCPSocketConnection& connection) {
robert_jw 0:b2805b6888dc 61 if (_sock_fd < 0)
robert_jw 0:b2805b6888dc 62 return -1;
robert_jw 0:b2805b6888dc 63
robert_jw 0:b2805b6888dc 64 if (!_blocking) {
robert_jw 0:b2805b6888dc 65 TimeInterval timeout(_timeout);
robert_jw 0:b2805b6888dc 66 if (wait_readable(timeout) != 0)
robert_jw 0:b2805b6888dc 67 return -1;
robert_jw 0:b2805b6888dc 68 }
robert_jw 0:b2805b6888dc 69 connection.reset_address();
robert_jw 0:b2805b6888dc 70 socklen_t newSockRemoteHostLen = sizeof(connection._remoteHost);
robert_jw 0:b2805b6888dc 71 int fd = lwip_accept(_sock_fd, (struct sockaddr*) &connection._remoteHost, &newSockRemoteHostLen);
robert_jw 0:b2805b6888dc 72 if (fd < 0)
robert_jw 0:b2805b6888dc 73 return -1; //Accept failed
robert_jw 0:b2805b6888dc 74 connection._sock_fd = fd;
robert_jw 0:b2805b6888dc 75 connection._is_connected = true;
robert_jw 0:b2805b6888dc 76
robert_jw 0:b2805b6888dc 77 return 0;
robert_jw 0:b2805b6888dc 78 }