1 // SPDX-License-Identifier: 0BSD 2 3 /////////////////////////////////////////////////////////////////////////////// 4 // 5 /// \file lzma_encoder.h 6 /// \brief LZMA encoder API 7 /// 8 // Authors: Igor Pavlov 9 // Lasse Collin 10 // 11 /////////////////////////////////////////////////////////////////////////////// 12 13 #ifndef LZMA_LZMA_ENCODER_H 14 #define LZMA_LZMA_ENCODER_H 15 16 #include "common.h" 17 18 19 typedef struct lzma_lzma1_encoder_s lzma_lzma1_encoder; 20 21 22 extern lzma_ret lzma_lzma_encoder_init(lzma_next_coder *next, 23 const lzma_allocator *allocator, 24 const lzma_filter_info *filters); 25 26 27 extern uint64_t lzma_lzma_encoder_memusage(const void *options); 28 29 extern lzma_ret lzma_lzma_props_encode(const void *options, uint8_t *out); 30 31 32 /// Encodes lc/lp/pb into one byte. Returns false on success and true on error. 33 extern bool lzma_lzma_lclppb_encode( 34 const lzma_options_lzma *options, uint8_t *byte); 35 36 37 #ifdef LZMA_LZ_ENCODER_H 38 39 /// Initializes raw LZMA encoder; this is used by LZMA2. 40 extern lzma_ret lzma_lzma_encoder_create( 41 void **coder_ptr, const lzma_allocator *allocator, 42 lzma_vli id, const lzma_options_lzma *options, 43 lzma_lz_options *lz_options); 44 45 46 /// Resets an already initialized LZMA encoder; this is used by LZMA2. 47 extern lzma_ret lzma_lzma_encoder_reset( 48 lzma_lzma1_encoder *coder, const lzma_options_lzma *options); 49 50 51 extern lzma_ret lzma_lzma_encode(lzma_lzma1_encoder *restrict coder, 52 lzma_mf *restrict mf, uint8_t *restrict out, 53 size_t *restrict out_pos, size_t out_size, 54 uint32_t read_limit); 55 56 #endif 57 58 #endif 59