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///////////////////////////////////////////////////////////////////////////////
//
/// \file delta_private.h
/// \brief Private common stuff for Delta encoder and decoder
//
// Copyright (C) 2007 Lasse Collin
//
// This library is free software; you can redistribute it and/or
// modify it under the terms of the GNU Lesser General Public
// License as published by the Free Software Foundation; either
// version 2.1 of the License, or (at your option) any later version.
//
// This library 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
// Lesser General Public License for more details.
//
///////////////////////////////////////////////////////////////////////////////
#ifndef LZMA_DELTA_PRIVATE_H
#define LZMA_DELTA_PRIVATE_H
#include "delta_common.h"
struct lzma_coder_s {
/// Next coder in the chain
lzma_next_coder next;
/// Delta distance
size_t distance;
/// Position in history[]
uint8_t pos;
/// Buffer to hold history of the original data
uint8_t history[LZMA_DELTA_DIST_MAX];
};
extern lzma_ret lzma_delta_coder_init(
lzma_next_coder *next, lzma_allocator *allocator,
const lzma_filter_info *filters, lzma_code_function code);
#endif
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