lzma_decoder.h 1.5 KB

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  1. ///////////////////////////////////////////////////////////////////////////////
  2. //
  3. /// \file lzma_decoder.h
  4. /// \brief LZMA decoder API
  5. ///
  6. // Authors: Igor Pavlov
  7. // Lasse Collin
  8. //
  9. // This file has been put into the public domain.
  10. // You can do whatever you want with this file.
  11. //
  12. ///////////////////////////////////////////////////////////////////////////////
  13. #ifndef LZMA_LZMA_DECODER_H
  14. #define LZMA_LZMA_DECODER_H
  15. #include "common.h"
  16. /// Allocates and initializes LZMA decoder
  17. extern lzma_ret lzma_lzma_decoder_init(lzma_next_coder *next,
  18. lzma_allocator *allocator, const lzma_filter_info *filters);
  19. extern uint64_t lzma_lzma_decoder_memusage(const void *options);
  20. extern lzma_ret lzma_lzma_props_decode(
  21. void **options, lzma_allocator *allocator,
  22. const uint8_t *props, size_t props_size);
  23. /// \brief Decodes the LZMA Properties byte (lc/lp/pb)
  24. ///
  25. /// \return true if error occurred, false on success
  26. ///
  27. extern bool lzma_lzma_lclppb_decode(
  28. lzma_options_lzma *options, uint8_t byte);
  29. #ifdef LZMA_LZ_DECODER_H
  30. /// Allocate and setup function pointers only. This is used by LZMA1 and
  31. /// LZMA2 decoders.
  32. extern lzma_ret lzma_lzma_decoder_create(
  33. lzma_lz_decoder *lz, lzma_allocator *allocator,
  34. const void *opt, lzma_lz_options *lz_options);
  35. /// Gets memory usage without validating lc/lp/pb. This is used by LZMA2
  36. /// decoder, because raw LZMA2 decoding doesn't need lc/lp/pb.
  37. extern uint64_t lzma_lzma_decoder_memusage_nocheck(const void *options);
  38. #endif
  39. #endif