DongEun Koak / NetworkSocketAPI

NetworkSocketAPI

Dependencies:   DnsQuery

Dependents:   HelloWizFi250Interface

Fork of NetworkSocketAPI by NetworkSocketAPI

TCPServer.cpp@81:1600369a29dd, 2016-04-05 (annotated)

Committer:
Christopher Haster
Date:
Tue Apr 05 12:52:07 2016 -0500
Revision:
81:1600369a29dd
Parent:
79:43a7e8c0d6cc
Child:
82:97d166c4a193
Added proper forwarding for interrupt driven callbacks

Who changed what in which revision?

UserRevisionLine numberNew contents of line
Christopher Haster 79:43a7e8c0d6cc 1 /* Socket
Christopher Haster 79:43a7e8c0d6cc 2 * Copyright (c) 2015 ARM Limited
Christopher Haster 79:43a7e8c0d6cc 3 *
Christopher Haster 79:43a7e8c0d6cc 4 * Licensed under the Apache License, Version 2.0 (the "License");
Christopher Haster 79:43a7e8c0d6cc 5 * you may not use this file except in compliance with the License.
Christopher Haster 79:43a7e8c0d6cc 6 * You may obtain a copy of the License at
Christopher Haster 79:43a7e8c0d6cc 7 *
Christopher Haster 79:43a7e8c0d6cc 8 * http://www.apache.org/licenses/LICENSE-2.0
Christopher Haster 79:43a7e8c0d6cc 9 *
Christopher Haster 79:43a7e8c0d6cc 10 * Unless required by applicable law or agreed to in writing, software
Christopher Haster 79:43a7e8c0d6cc 11 * distributed under the License is distributed on an "AS IS" BASIS,
Christopher Haster 79:43a7e8c0d6cc 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
Christopher Haster 79:43a7e8c0d6cc 13 * See the License for the specific language governing permissions and
Christopher Haster 79:43a7e8c0d6cc 14 * limitations under the License.
Christopher Haster 79:43a7e8c0d6cc 15 */
Christopher Haster 79:43a7e8c0d6cc 16
Christopher Haster 79:43a7e8c0d6cc 17 #include "TCPServer.h"
Christopher Haster 79:43a7e8c0d6cc 18
Christopher Haster 79:43a7e8c0d6cc 19 TCPServer::TCPServer(NetworkInterface *iface)
Christopher Haster 79:43a7e8c0d6cc 20 : Socket(iface, NetworkInterface::TCP)
Christopher Haster 79:43a7e8c0d6cc 21 {
Christopher Haster 79:43a7e8c0d6cc 22 }
Christopher Haster 79:43a7e8c0d6cc 23
Christopher Haster 79:43a7e8c0d6cc 24 int TCPServer::bind(uint16_t port)
Christopher Haster 79:43a7e8c0d6cc 25 {
Christopher Haster 79:43a7e8c0d6cc 26 if (!_socket) {
Christopher Haster 79:43a7e8c0d6cc 27 return NSAPI_ERROR_NO_SOCKET;
Christopher Haster 79:43a7e8c0d6cc 28 }
Christopher Haster 79:43a7e8c0d6cc 29
Christopher Haster 79:43a7e8c0d6cc 30 return _iface->socket_bind(_socket, port);
Christopher Haster 79:43a7e8c0d6cc 31 }
Christopher Haster 79:43a7e8c0d6cc 32
Christopher Haster 79:43a7e8c0d6cc 33 int TCPServer::listen(int backlog)
Christopher Haster 79:43a7e8c0d6cc 34 {
Christopher Haster 79:43a7e8c0d6cc 35 if (!_socket) {
Christopher Haster 79:43a7e8c0d6cc 36 return NSAPI_ERROR_NO_SOCKET;
Christopher Haster 79:43a7e8c0d6cc 37 }
Christopher Haster 79:43a7e8c0d6cc 38
Christopher Haster 79:43a7e8c0d6cc 39 return _iface->socket_listen(_socket, backlog);
Christopher Haster 79:43a7e8c0d6cc 40 }
Christopher Haster 79:43a7e8c0d6cc 41
Christopher Haster 79:43a7e8c0d6cc 42 int TCPServer::accept(TCPSocket *connection)
Christopher Haster 79:43a7e8c0d6cc 43 {
Christopher Haster 79:43a7e8c0d6cc 44 if (!_socket) {
Christopher Haster 79:43a7e8c0d6cc 45 return NSAPI_ERROR_NO_SOCKET;
Christopher Haster 79:43a7e8c0d6cc 46 }
Christopher Haster 79:43a7e8c0d6cc 47
Christopher Haster 79:43a7e8c0d6cc 48 void *socket = connection->_socket;
Christopher Haster 79:43a7e8c0d6cc 49 connection->_socket = 0;
Christopher Haster 79:43a7e8c0d6cc 50 _iface->socket_destroy(socket);
Christopher Haster 79:43a7e8c0d6cc 51
Christopher Haster 79:43a7e8c0d6cc 52 int err = _iface->socket_accept(_socket, &socket);
Christopher Haster 79:43a7e8c0d6cc 53 if (!err) {
Christopher Haster 79:43a7e8c0d6cc 54 connection->_socket = socket;
Christopher Haster 79:43a7e8c0d6cc 55 }
Christopher Haster 79:43a7e8c0d6cc 56
Christopher Haster 79:43a7e8c0d6cc 57 return err;
Christopher Haster 79:43a7e8c0d6cc 58 }
Christopher Haster 81:1600369a29dd 59
Christopher Haster 81:1600369a29dd 60
Christopher Haster 81:1600369a29dd 61 void TCPServer::attach_accept(mbed::FuncPtr<void()> callback)
Christopher Haster 81:1600369a29dd 62 {
Christopher Haster 81:1600369a29dd 63 _accept_cb = callback;
Christopher Haster 81:1600369a29dd 64
Christopher Haster 81:1600369a29dd 65 if (_socket && _accept_cb) {
Christopher Haster 81:1600369a29dd 66 return _iface->socket_attach_accept(_socket, Socket::thunk, &_accept_cb);
Christopher Haster 81:1600369a29dd 67 } else if (_socket) {
Christopher Haster 81:1600369a29dd 68 return _iface->socket_attach_accept(_socket, 0, 0);
Christopher Haster 81:1600369a29dd 69 }
Christopher Haster 81:1600369a29dd 70 }
Christopher Haster 81:1600369a29dd 71
Christopher Haster 81:1600369a29dd 72 TCPServer::~TCPServer()
Christopher Haster 81:1600369a29dd 73 {
Christopher Haster 81:1600369a29dd 74 if (_socket && _accept_cb) {
Christopher Haster 81:1600369a29dd 75 _iface->socket_attach_accept(_socket, 0, 0);
Christopher Haster 81:1600369a29dd 76 }
Christopher Haster 81:1600369a29dd 77 }