delta_private.h revision 312518
1230557Sjimharris/////////////////////////////////////////////////////////////////////////////// 2230557Sjimharris// 3230557Sjimharris/// \file delta_private.h 4230557Sjimharris/// \brief Private common stuff for Delta encoder and decoder 5230557Sjimharris// 6230557Sjimharris// Author: Lasse Collin 7230557Sjimharris// 8230557Sjimharris// This file has been put into the public domain. 9230557Sjimharris// You can do whatever you want with this file. 10230557Sjimharris// 11230557Sjimharris/////////////////////////////////////////////////////////////////////////////// 12230557Sjimharris 13230557Sjimharris#ifndef LZMA_DELTA_PRIVATE_H 14230557Sjimharris#define LZMA_DELTA_PRIVATE_H 15230557Sjimharris 16230557Sjimharris#include "delta_common.h" 17230557Sjimharris 18230557Sjimharristypedef struct { 19230557Sjimharris /// Next coder in the chain 20230557Sjimharris lzma_next_coder next; 21230557Sjimharris 22230557Sjimharris /// Delta distance 23230557Sjimharris size_t distance; 24230557Sjimharris 25230557Sjimharris /// Position in history[] 26230557Sjimharris uint8_t pos; 27230557Sjimharris 28230557Sjimharris /// Buffer to hold history of the original data 29230557Sjimharris uint8_t history[LZMA_DELTA_DIST_MAX]; 30230557Sjimharris} lzma_delta_coder; 31230557Sjimharris 32230557Sjimharris 33230557Sjimharrisextern lzma_ret lzma_delta_coder_init( 34230557Sjimharris lzma_next_coder *next, const lzma_allocator *allocator, 35230557Sjimharris const lzma_filter_info *filters); 36230557Sjimharris 37230557Sjimharris#endif 38230557Sjimharris