NetworkSocketAPI

Dependencies:   DnsQuery

Dependents:   HelloWizFi250Interface

Fork of NetworkSocketAPI by NetworkSocketAPI

Committer:
Christopher Haster
Date:
Tue Apr 19 18:20:38 2016 -0500
Revision:
89:b1d417383c0d
Parent:
87:94e2cf3a06be
Child:
90:0a988e4abb72
Adopt mbed style doxygen comments

Who changed what in which revision?

UserRevisionLine numberNew contents of line
Christopher Haster 89:b1d417383c0d 1 /* Socket
Christopher Haster 89:b1d417383c0d 2 * Copyright (c) 2015 ARM Limited
Christopher Haster 89:b1d417383c0d 3 *
Christopher Haster 89:b1d417383c0d 4 * Licensed under the Apache License, Version 2.0 (the "License");
Christopher Haster 89:b1d417383c0d 5 * you may not use this file except in compliance with the License.
Christopher Haster 89:b1d417383c0d 6 * You may obtain a copy of the License at
Christopher Haster 89:b1d417383c0d 7 *
Christopher Haster 89:b1d417383c0d 8 * http://www.apache.org/licenses/LICENSE-2.0
Christopher Haster 89:b1d417383c0d 9 *
Christopher Haster 89:b1d417383c0d 10 * Unless required by applicable law or agreed to in writing, software
Christopher Haster 89:b1d417383c0d 11 * distributed under the License is distributed on an "AS IS" BASIS,
Christopher Haster 89:b1d417383c0d 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
Christopher Haster 89:b1d417383c0d 13 * See the License for the specific language governing permissions and
Christopher Haster 89:b1d417383c0d 14 * limitations under the License.
Christopher Haster 89:b1d417383c0d 15 */
Christopher Haster 89:b1d417383c0d 16
Christopher Haster 89:b1d417383c0d 17 #include "TCPServer.h"
Christopher Haster 89:b1d417383c0d 18 #include "Timer.h"
Christopher Haster 89:b1d417383c0d 19
Christopher Haster 89:b1d417383c0d 20 TCPServer::TCPServer(NetworkInterface *iface)
Christopher Haster 89:b1d417383c0d 21 : Socket(iface, NSAPI_TCP)
Christopher Haster 89:b1d417383c0d 22 {
Christopher Haster 89:b1d417383c0d 23 }
Christopher Haster 89:b1d417383c0d 24
Christopher Haster 89:b1d417383c0d 25 int TCPServer::bind(uint16_t port)
Christopher Haster 89:b1d417383c0d 26 {
Christopher Haster 89:b1d417383c0d 27 if (!_socket) {
Christopher Haster 89:b1d417383c0d 28 return NSAPI_ERROR_NO_SOCKET;
Christopher Haster 89:b1d417383c0d 29 }
Christopher Haster 89:b1d417383c0d 30
Christopher Haster 89:b1d417383c0d 31 return _iface->socket_bind(_socket, port);
Christopher Haster 89:b1d417383c0d 32 }
Christopher Haster 89:b1d417383c0d 33
Christopher Haster 89:b1d417383c0d 34 int TCPServer::listen(int backlog)
Christopher Haster 89:b1d417383c0d 35 {
Christopher Haster 89:b1d417383c0d 36 if (!_socket) {
Christopher Haster 89:b1d417383c0d 37 return NSAPI_ERROR_NO_SOCKET;
Christopher Haster 89:b1d417383c0d 38 }
Christopher Haster 89:b1d417383c0d 39
Christopher Haster 89:b1d417383c0d 40 return _iface->socket_listen(_socket, backlog);
Christopher Haster 89:b1d417383c0d 41 }
Christopher Haster 89:b1d417383c0d 42
Christopher Haster 89:b1d417383c0d 43 int TCPServer::accept(TCPSocket *connection)
Christopher Haster 89:b1d417383c0d 44 {
Christopher Haster 89:b1d417383c0d 45 mbed::Timer timer;
Christopher Haster 89:b1d417383c0d 46 timer.start();
Christopher Haster 89:b1d417383c0d 47
Christopher Haster 89:b1d417383c0d 48 void *socket = connection->_socket;
Christopher Haster 89:b1d417383c0d 49 connection->_socket = 0;
Christopher Haster 89:b1d417383c0d 50 _iface->socket_destroy(socket);
Christopher Haster 89:b1d417383c0d 51
Christopher Haster 89:b1d417383c0d 52 while (true) {
Christopher Haster 89:b1d417383c0d 53 if (!_socket) {
Christopher Haster 89:b1d417383c0d 54 return NSAPI_ERROR_NO_SOCKET;
Christopher Haster 89:b1d417383c0d 55 }
Christopher Haster 89:b1d417383c0d 56
Christopher Haster 89:b1d417383c0d 57 int err = _iface->socket_accept(_socket, &socket);
Christopher Haster 89:b1d417383c0d 58
Christopher Haster 89:b1d417383c0d 59 if (err > 0) {
Christopher Haster 89:b1d417383c0d 60 connection->_socket = socket;
Christopher Haster 89:b1d417383c0d 61 }
Christopher Haster 89:b1d417383c0d 62
Christopher Haster 89:b1d417383c0d 63 if (err != NSAPI_ERROR_WOULD_BLOCK || !_blocking ||
Christopher Haster 89:b1d417383c0d 64 (_timeout && timer.read_ms() > _timeout)) {
Christopher Haster 89:b1d417383c0d 65 return err;
Christopher Haster 89:b1d417383c0d 66 }
Christopher Haster 89:b1d417383c0d 67 }
Christopher Haster 89:b1d417383c0d 68 }
Christopher Haster 89:b1d417383c0d 69
Christopher Haster 89:b1d417383c0d 70
Christopher Haster 89:b1d417383c0d 71 void TCPServer::attach_accept(FunctionPointer callback)
Christopher Haster 89:b1d417383c0d 72 {
Christopher Haster 89:b1d417383c0d 73 _accept_cb = callback;
Christopher Haster 89:b1d417383c0d 74
Christopher Haster 89:b1d417383c0d 75 if (_socket && _accept_cb) {
Christopher Haster 89:b1d417383c0d 76 return _iface->socket_attach_accept(_socket, Socket::thunk, &_accept_cb);
Christopher Haster 89:b1d417383c0d 77 } else if (_socket) {
Christopher Haster 89:b1d417383c0d 78 return _iface->socket_attach_accept(_socket, 0, 0);
Christopher Haster 89:b1d417383c0d 79 }
Christopher Haster 89:b1d417383c0d 80 }
Christopher Haster 89:b1d417383c0d 81
Christopher Haster 89:b1d417383c0d 82 TCPServer::~TCPServer()
Christopher Haster 89:b1d417383c0d 83 {
Christopher Haster 89:b1d417383c0d 84 if (_socket && _accept_cb) {
Christopher Haster 89:b1d417383c0d 85 _iface->socket_attach_accept(_socket, 0, 0);
Christopher Haster 89:b1d417383c0d 86 }
Christopher Haster 89:b1d417383c0d 87 }