File content as of revision 27:d7ed39727306:

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

Socket::Socket(
        NetworkInterface *iface,
        socket_protocol_t proto, 
        const char *url,
        uint16_t port)
  : _iface(iface)
  , _proto(proto)
  , _socket(0)
  , _pending_url(0)
  , _pending_ip(0)
  , _pending_port(0) {

    if (url) {
        _pending_url = (char*)malloc(strlen(url)+1);
        strcpy(_pending_url, url);
    }

    if (port) {
        _pending_port = port;
    }
}

Socket::~Socket() {
    if (_socket) _iface->destroySocket(_socket);
    free(_pending_url);
    free(_pending_ip);
}

SocketInterface *Socket::_get_socket() {
    if (!_socket) {
        _socket = _iface->createSocket(_proto);

        if (_pending_url) {
            _socket->setURL(_pending_url);
            free(_pending_url);
            _pending_url = 0;
        }

        if (_pending_ip) {
            _socket->setIPAddress(_pending_ip);
            free(_pending_ip);
            _pending_ip = 0;
        }

        if (_pending_port) {
            _socket->setPort(_pending_port);
            _pending_port = 0;
        }
    }

    return _socket;
}

int32_t Socket::setURL(const char *url) {
    SocketInterface *s = _get_socket();
    if (!s) return -2;
    return s->setURL(url);
}

void Socket::setIPAddress(const char *ip) {
    if (!_socket) {
        free(_pending_ip);
        _pending_ip = (char*)malloc(strlen(ip)+1);
        strcpy(_pending_ip, ip);
    } else {
        _socket->setIPAddress(ip);
    }
}

void Socket::setPort(uint16_t port) {
    if (!_socket) {
        _pending_port = port;
    } else {
        _socket->setPort(port);
    }
}

const char *Socket::getIPAddress() {
    SocketInterface *s = _get_socket();
	if (!s) return 0;
	return s->getIPAddress();
}

uint16_t Socket::getPort() {
    SocketInterface *s = _get_socket();
	if (!s) return 0;
	return s->getPort();
}

int32_t Socket::send(const void *data, uint32_t len, uint32_t timeout_ms) {
    SocketInterface *s = _get_socket();
	if (!s) return -2;
	return s->send(data, len, timeout_ms);
}

int32_t Socket::recv(void *data, uint32_t len, uint32_t timeout_ms) {
    SocketInterface *s = _get_socket();
	if (!s) return -2;
	return s->recv(data, len, timeout_ms);
}