linux-sgx-trts-modified/psw/ae/common/inc/ICommunicationSocket.h

/*
 * Copyright (C) 2011-2018 Intel Corporation. All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 *   * Redistributions of source code must retain the above copyright
 *     notice, this list of conditions and the following disclaimer.
 *   * Redistributions in binary form must reproduce the above copyright
 *     notice, this list of conditions and the following disclaimer in
 *     the documentation and/or other materials provided with the
 *     distribution.
 *   * Neither the name of Intel Corporation nor the names of its
 *     contributors may be used to endorse or promote products derived
 *     from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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 */
#ifndef __AE_GATEWAY_H
#define __AE_GATEWAY_H

#include <exception>
#include <stdlib.h>
#include <stdint.h>

class SockDisconnectedException : public std::exception {
};

class ICommunicationSocket{
    public:
        virtual ~ICommunicationSocket() {}

        //init returns true on successful connection
        virtual bool  init() =0;
        virtual char* readRaw(ssize_t length) = 0; //throw(SockDisconnectedException) = 0;
        virtual ssize_t  writeRaw(const char* data, ssize_t length) = 0;
        virtual int   getSockDescriptor() = 0;
        virtual bool wasTimeoutDetected() = 0;
        virtual bool setTimeout(uint32_t milliseconds) = 0;
    protected:
        int mSocket;
};

#endif