mbed-os/Socket.h

79 lines
2.1 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.
*/
#ifndef SOCKET_H
#define SOCKET_H
#include "SocketAddress.h"
#include "NetworkInterface.h"
/** Abstract socket class
*/
class Socket {
public:
/** Socket lifetime
*/
virtual ~Socket();
/** Open the socket
* @param iface Interface to open socket on
*/
virtual int open(NetworkInterface *iface) = 0;
/** Set blocking or non-blocking mode of the socket
* @param blocking true for blocking mode, false for non-blocking mode.
*/
void set_blocking(bool blocking);
/** Set timeout on a socket operation if blocking behaviour is enabled
* @param timeout timeout in ms
*/
void set_timeout(unsigned int timeout);
/* Set socket options
* @param optname Option ID
* @param optval Option value
* @param optlen Length of the option value
* @return 0 on success, negative on failure
*/
int set_option(int optname, const void *optval, unsigned optlen);
/* Get socket options
* @param optname Option ID
* @param optval Buffer pointer where to write the option value
* @param optlen Length of the option value
* @return 0 on success, negative on failure
*/
int get_option(int optname, void *optval, unsigned *optlen);
/** Close the socket
*/
int close();
protected:
Socket();
int open(NetworkInterface *iface, nsapi_protocol_t proto);
static void thunk(void *);
NetworkInterface *_iface;
void *_socket;
bool _blocking;
unsigned _timeout;
};
#endif