1 ///////////////////////////////////////////////////////////////////////////////
3 /// \file lzma_decoder.h
4 /// \brief LZMA decoder API
6 // Copyright (C) 1999-2006 Igor Pavlov
7 // Copyright (C) 2007 Lasse Collin
9 // This library is free software; you can redistribute it and/or
10 // modify it under the terms of the GNU Lesser General Public
11 // License as published by the Free Software Foundation; either
12 // version 2.1 of the License, or (at your option) any later version.
14 // This library is distributed in the hope that it will be useful,
15 // but WITHOUT ANY WARRANTY; without even the implied warranty of
16 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
17 // Lesser General Public License for more details.
19 ///////////////////////////////////////////////////////////////////////////////
21 #ifndef LZMA_LZMA_DECODER_H
22 #define LZMA_LZMA_DECODER_H
27 /// Allocates and initializes LZMA decoder
28 extern lzma_ret lzma_lzma_decoder_init(lzma_next_coder *next,
29 lzma_allocator *allocator, const lzma_filter_info *filters);
31 extern uint64_t lzma_lzma_decoder_memusage(const void *options);
33 extern lzma_ret lzma_lzma_props_decode(
34 void **options, lzma_allocator *allocator,
35 const uint8_t *props, size_t props_size);
38 /// \brief Decodes the LZMA Properties byte (lc/lp/pb)
40 /// \return true if error occorred, false on success
42 extern bool lzma_lzma_lclppb_decode(
43 lzma_options_lzma *options, uint8_t byte);
46 #ifdef LZMA_LZ_DECODER_H
47 /// Allocate and setup function pointers only. This is used by LZMA1 and
49 extern lzma_ret lzma_lzma_decoder_create(
50 lzma_lz_decoder *lz, lzma_allocator *allocator,
51 const void *opt, lzma_lz_options *lz_options);
53 /// Gets memory usage without validating lc/lp/pb. This is used by LZMA2
54 /// decoder, because raw LZMA2 decoding doesn't need lc/lp/pb.
55 extern uint64_t lzma_lzma_decoder_memusage_nocheck(const void *options);