mbed-os/TCPServer.cpp

69 lines
1.5 KiB
C++

/* Socket
* Copyright (c) 2015 ARM Limited
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include "TCPServer.h"
#include "Timer.h"
TCPServer::TCPServer()
{
}
TCPServer::TCPServer(NetworkInterface *iface)
{
open(iface);
}
int TCPServer::open(NetworkInterface *iface)
{
return Socket::open(iface, NSAPI_TCP);
}
int TCPServer::listen(int backlog)
{
if (!_socket) {
return NSAPI_ERROR_NO_SOCKET;
}
return _iface->socket_listen(_socket, backlog);
}
int TCPServer::accept(TCPSocket *connection)
{
mbed::Timer timer;
timer.start();
if (connection->_socket) {
connection->close();
}
while (true) {
if (!_socket) {
return NSAPI_ERROR_NO_SOCKET;
}
void *socket;
int err = _iface->socket_accept(&socket, _socket);
if (!err) {
connection->_socket = socket;
}
if (err != NSAPI_ERROR_WOULD_BLOCK || !_blocking ||
(_timeout && timer.read_ms() > _timeout)) {
return err;
}
}
}