BLE mbed Endpoint network stack for mbedConnectorInterface. The stack makes use of a special BLE Socket abstraction to create socket() semantics over BLE.

Dependencies:   libnsdl_m0 BLE_API Base64 nRF51822 SplitterAssembler

bt_network/Socket/Socket.cpp

Committer:
ansond
Date:
2015-02-14
Revision:
2:30f4a0dab604
Parent:
0:7809547930d9
Child:
6:98af441fd960

File content as of revision 2:30f4a0dab604:

/* 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 "Socket/Socket.h"
#include <cstring>

using std::memset;

extern "C" void ble_build_disconnection_record();
extern "C" void ble_send_disconnection_record(); 

Socket::Socket() : _sock_fd(-1), _blocking(true), _timeout(1500) {
    
}

void Socket::set_blocking(bool blocking, unsigned int timeout) {
    _blocking = blocking;
    _timeout = timeout;
}

int Socket::init_socket(int type) {
    // Not used for BLE shim
    return 0;
}

int Socket::select(struct timeval *timeout, bool read, bool write) {
    // Not used for BLE shim...
    return 0;
}

int Socket::wait_readable(TimeInterval& timeout) {
    return select(&timeout._time, true, false);
}

int Socket::wait_writable(TimeInterval& timeout) {
    return select(&timeout._time, false, true);
}

int Socket::close(bool shutdown) {
   ble_build_disconnection_record();
   ble_send_disconnection_record();
   return 0;
}

Socket::~Socket() {
    close(); //Don't want to leak
}

TimeInterval::TimeInterval(unsigned int ms) {
    _time.tv_sec = ms / 1000;
    _time.tv_usec = (ms - (_time.tv_sec * 1000)) * 1000;
}