OutputStream.h

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/*
 * Copyright (C) 2006-2020 Istituto Italiano di Tecnologia (IIT)
 * Copyright (C) 2006-2010 RobotCub Consortium
 * All rights reserved.
 *
 * This software may be modified and distributed under the terms of the
 * BSD-3-Clause license. See the accompanying LICENSE file for details.
 */
 
#ifndef YARP_OS_OUTPUTSTREAM_H
#define YARP_OS_OUTPUTSTREAM_H
 
#include <yarp/os/api.h>
 
namespace yarp {
namespace os {
 
class Bytes;
 
class YARP_os_API OutputStream
{
public:
    virtual ~OutputStream();
 
    virtual void write(char ch);
 
    virtual void write(const Bytes& b, int offset, int len);
 
    virtual void write(const yarp::os::Bytes& b) = 0;
 
    virtual void close() = 0;
 
    virtual void flush();
 
    virtual void writeLine(const char* data, int len);
 
    virtual bool isOk() const = 0;
 
    virtual bool setWriteTimeout(double timeout);
 
    /*
     * Set the Type Of Service field of all outgoing packets.
     * @return true iff the TOS is set.
     */
    virtual bool setTypeOfService(int tos);
 
    /*
     * Get the Type Of Service field of all outgoing packets.
     * @return the TOS byte or -1 if not implemented.
     */
    virtual int getTypeOfService();
};
 
 
} // namespace os
} // namespace yarp
 
#endif // YARP_OS_OUTPUTSTREAM_H