/* Copyright (C) 2003-2013 Runtime Revolution Ltd.

This file is part of LiveCode.

LiveCode is free software; you can redistribute it and/or modify it under

the terms of the GNU General Public License v3 as published by the Free

Software Foundation.

LiveCode is distributed in the hope that it will be useful, but WITHOUT ANY

WARRANTY; without even the implied warranty of MERCHANTABILITY or

FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License

for more details.

You should have received a copy of the GNU General Public License

along with LiveCode. If not see <http://www.gnu.org/licenses/>. */

#ifndef __MC_BSDIFF__

#define __MC_BSDIFF__

#ifndef __MC_CORE__

#include "core.h"

#endif

struct MCBsDiffInputStream

{

virtual bool Measure(uint32_t& r_size) = 0;

virtual bool ReadBytes(void *buffer, uint32_t count) = 0;

virtual bool ReadInt32(int32_t& r_value) = 0;

};

struct MCBsDiffOutputStream

{

virtual bool Rewind(void) = 0;

virtual bool WriteBytes(const void *buffer, uint32_t count) = 0;

virtual bool WriteInt32(int32_t value) = 0;

};

bool MCBsDiffBuild(MCBsDiffInputStream *old_stream, MCBsDiffInputStream *new_stream, MCBsDiffOutputStream *patch_stream);

bool MCBsDiffApply(MCBsDiffInputStream *patch_stream, MCBsDiffInputStream *input_stream, MCBsDiffOutputStream *output_stream);

#endif