InputStream.h

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/*
  ==============================================================================
 
   This file is part of the Water library.
   Copyright (c) 2016 ROLI Ltd.
   Copyright (C) 2017-2022 Filipe Coelho <falktx@falktx.com>
 
   Permission is granted to use this software under the terms of the ISC license
   http://www.isc.org/downloads/software-support-policy/isc-license/
 
   Permission to use, copy, modify, and/or distribute this software for any
   purpose with or without fee is hereby granted, provided that the above
   copyright notice and this permission notice appear in all copies.
 
   THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH REGARD
   TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND
   FITNESS. IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT,
   OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF
   USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
   TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
   OF THIS SOFTWARE.
 
  ==============================================================================
*/
 
#ifndef WATER_INPUTSTREAM_H_INCLUDED
#define WATER_INPUTSTREAM_H_INCLUDED
 
#include "../water.h"
 
namespace water {
 
//==============================================================================
class InputStream
{
public:
    virtual ~InputStream()  {}
 
    //==============================================================================
    virtual int64 getTotalLength() = 0;

    int64 getNumBytesRemaining();

    virtual bool isExhausted() = 0;
 
    //==============================================================================
    virtual int read (void* destBuffer, int maxBytesToRead) = 0;

    virtual char readByte();

    virtual bool readBool();

    virtual short readShort();

    virtual short readShortBigEndian();

    virtual int readInt();

    virtual int readIntBigEndian();

    virtual int64 readInt64();

    virtual int64 readInt64BigEndian();

    virtual float readFloat();

    virtual float readFloatBigEndian();

    virtual double readDouble();

    virtual double readDoubleBigEndian();

    virtual int readCompressedInt();
 
    //==============================================================================
    virtual String readNextLine();

    virtual String readString();

    virtual String readEntireStreamAsString();

    virtual size_t readIntoMemoryBlock (MemoryBlock& destBlock,
                                        ssize_t maxNumBytesToRead = -1);
 
    //==============================================================================
    virtual int64 getPosition() = 0;

    virtual bool setPosition (int64 newPosition) = 0;

    virtual void skipNextBytes (int64 numBytesToSkip);
 
protected:
    //==============================================================================
    InputStream() noexcept {}
 
private:
    CARLA_DECLARE_NON_COPYABLE (InputStream)
};
 
}
 
#endif // WATER_INPUTSTREAM_H_INCLUDED