12940b44dSPeter Avalos /////////////////////////////////////////////////////////////////////////////// 22940b44dSPeter Avalos // 32940b44dSPeter Avalos /// \file delta_private.h 42940b44dSPeter Avalos /// \brief Private common stuff for Delta encoder and decoder 52940b44dSPeter Avalos // 62940b44dSPeter Avalos // Author: Lasse Collin 72940b44dSPeter Avalos // 82940b44dSPeter Avalos // This file has been put into the public domain. 92940b44dSPeter Avalos // You can do whatever you want with this file. 102940b44dSPeter Avalos // 112940b44dSPeter Avalos /////////////////////////////////////////////////////////////////////////////// 122940b44dSPeter Avalos 132940b44dSPeter Avalos #ifndef LZMA_DELTA_PRIVATE_H 142940b44dSPeter Avalos #define LZMA_DELTA_PRIVATE_H 152940b44dSPeter Avalos 162940b44dSPeter Avalos #include "delta_common.h" 172940b44dSPeter Avalos 18*46a2189dSzrj typedef struct { 192940b44dSPeter Avalos /// Next coder in the chain 202940b44dSPeter Avalos lzma_next_coder next; 212940b44dSPeter Avalos 222940b44dSPeter Avalos /// Delta distance 232940b44dSPeter Avalos size_t distance; 242940b44dSPeter Avalos 252940b44dSPeter Avalos /// Position in history[] 262940b44dSPeter Avalos uint8_t pos; 272940b44dSPeter Avalos 282940b44dSPeter Avalos /// Buffer to hold history of the original data 292940b44dSPeter Avalos uint8_t history[LZMA_DELTA_DIST_MAX]; 30*46a2189dSzrj } lzma_delta_coder; 312940b44dSPeter Avalos 322940b44dSPeter Avalos 332940b44dSPeter Avalos extern lzma_ret lzma_delta_coder_init( 3415ab8c86SJohn Marino lzma_next_coder *next, const lzma_allocator *allocator, 352940b44dSPeter Avalos const lzma_filter_info *filters); 362940b44dSPeter Avalos 372940b44dSPeter Avalos #endif 38