1 ///////////////////////////////////////////////////////////////////////////////
2 //
3 /// \file       lzma_encoder.h
4 /// \brief      LZMA encoder 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 
14 #ifndef LZMA_LZMA_ENCODER_H
15 #define LZMA_LZMA_ENCODER_H
16 
17 #include "common.h"
18 
19 
20 extern lzma_ret lzma_lzma_encoder_init(lzma_next_coder *next,
21 		lzma_allocator *allocator, const lzma_filter_info *filters);
22 
23 
24 extern uint64_t lzma_lzma_encoder_memusage(const void *options);
25 
26 extern lzma_ret lzma_lzma_props_encode(const void *options, uint8_t *out);
27 
28 
29 /// Encodes lc/lp/pb into one byte. Returns false on success and true on error.
30 extern bool lzma_lzma_lclppb_encode(
31 		const lzma_options_lzma *options, uint8_t *byte);
32 
33 
34 #ifdef LZMA_LZ_ENCODER_H
35 
36 /// Initializes raw LZMA encoder; this is used by LZMA2.
37 extern lzma_ret lzma_lzma_encoder_create(
38 		lzma_coder **coder_ptr, lzma_allocator *allocator,
39 		const lzma_options_lzma *options, lzma_lz_options *lz_options);
40 
41 
42 /// Resets an already initialized LZMA encoder; this is used by LZMA2.
43 extern lzma_ret lzma_lzma_encoder_reset(
44 		lzma_coder *coder, const lzma_options_lzma *options);
45 
46 
47 extern lzma_ret lzma_lzma_encode(lzma_coder *restrict coder,
48 		lzma_mf *restrict mf, uint8_t *restrict out,
49 		size_t *restrict out_pos, size_t out_size,
50 		uint32_t read_limit);
51 
52 #endif
53 
54 #endif
55