Forked from STM32F7 internet for nucleo F746ZG
Dependents: Nucleo_F746ZG_Ethernet_MQTT_Ultrasound
Fork of F7_Ethernet by
Diff: Socket/TCPSocketServer.cpp
- Revision:
- 0:d26c1b55cfca
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/Socket/TCPSocketServer.cpp Sun Jun 19 16:23:40 2016 +0000 @@ -0,0 +1,78 @@ +/* Copyright (C) 2012 mbed.org, MIT License + * + * Permission is hereby granted, free of charge, to any person obtaining a copy of this software + * and associated documentation files (the "Software"), to deal in the Software without restriction, + * including without limitation the rights to use, copy, modify, merge, publish, distribute, + * sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in all copies or + * substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING + * BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, + * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ +#include "TCPSocketServer.h" + +#include <cstring> + +using std::memset; +using std::memcpy; + +TCPSocketServer::TCPSocketServer() { + +} + +int TCPSocketServer::bind(int port) { + if (init_socket(SOCK_STREAM) < 0) + return -1; + + struct sockaddr_in localHost; + memset(&localHost, 0, sizeof(localHost)); + + localHost.sin_family = AF_INET; + localHost.sin_port = htons(port); + localHost.sin_addr.s_addr = INADDR_ANY; + + if (lwip_bind(_sock_fd, (const struct sockaddr *) &localHost, sizeof(localHost)) < 0) { + close(); + return -1; + } + + return 0; +} + +int TCPSocketServer::listen(int max) { + if (_sock_fd < 0) + return -1; + + if (lwip_listen(_sock_fd, max) < 0) { + close(); + return -1; + } + + return 0; +} + +int TCPSocketServer::accept(TCPSocketConnection& connection) { + if (_sock_fd < 0) + return -1; + + if (!_blocking) { + TimeInterval timeout(_timeout); + if (wait_readable(timeout) != 0) + return -1; + } + connection.reset_address(); + socklen_t newSockRemoteHostLen = sizeof(connection._remoteHost); + int fd = lwip_accept(_sock_fd, (struct sockaddr*) &connection._remoteHost, &newSockRemoteHostLen); + if (fd < 0) + return -1; //Accept failed + connection._sock_fd = fd; + connection._is_connected = true; + connection.set_address(connection._remoteHost.sin_addr); + return 0; +}