1 ///////////////////////////////////////////////////////////////////////////////
3 /// \file lzma_decoder.h
4 /// \brief LZMA decoder API
6 // Authors: Igor Pavlov
9 // This file has been put into the public domain.
10 // You can do whatever you want with this file.
12 ///////////////////////////////////////////////////////////////////////////////
14 #ifndef LZMA_LZMA_DECODER_H
15 #define LZMA_LZMA_DECODER_H
20 /// Allocates and initializes LZMA decoder
21 extern lzma_ret lzma_lzma_decoder_init(lzma_next_coder *next,
22 const lzma_allocator *allocator,
23 const lzma_filter_info *filters);
25 extern uint64_t lzma_lzma_decoder_memusage(const void *options);
27 extern lzma_ret lzma_lzma_props_decode(
28 void **options, const lzma_allocator *allocator,
29 const uint8_t *props, size_t props_size);
32 /// \brief Decodes the LZMA Properties byte (lc/lp/pb)
34 /// \return true if error occurred, false on success
36 extern bool lzma_lzma_lclppb_decode(
37 lzma_options_lzma *options, uint8_t byte);
40 #ifdef LZMA_LZ_DECODER_H
41 /// Allocate and setup function pointers only. This is used by LZMA1 and
43 extern lzma_ret lzma_lzma_decoder_create(
44 lzma_lz_decoder *lz, const lzma_allocator *allocator,
45 const void *opt, lzma_lz_options *lz_options);
47 /// Gets memory usage without validating lc/lp/pb. This is used by LZMA2
48 /// decoder, because raw LZMA2 decoding doesn't need lc/lp/pb.
49 extern uint64_t lzma_lzma_decoder_memusage_nocheck(const void *options);