Pravin Kumarvel | 0a4a6c1 | 2016-10-17 11:00:57 +0530 | [diff] [blame] | 1 | /* egprs_rlc_compression.h |
| 2 | * Routines for EGPRS RLC bitmap compression handling |
| 3 | */ |
| 4 | |
| 5 | #pragma once |
| 6 | |
| 7 | struct egprs_compress_node; |
| 8 | |
| 9 | /* Singleton to manage the EGPRS compression algorithm. */ |
| 10 | class egprs_compress |
| 11 | { |
| 12 | public: |
| 13 | static int decompress_crbb(int8_t compress_bmap_len, |
| 14 | bool start, const uint8_t *orig_buf, |
| 15 | bitvec *dest); |
| 16 | egprs_compress(); |
| 17 | |
| 18 | private: |
| 19 | egprs_compress_node *ones_list; |
| 20 | egprs_compress_node *zeros_list; |
| 21 | |
| 22 | void decode_tree_init(void); |
| 23 | static egprs_compress *s_instance; |
| 24 | static egprs_compress*instance(); |
| 25 | egprs_compress_node *create_tree_node(void *); |
| 26 | void build_codewords(egprs_compress_node *root, const char *cdwd[]); |
| 27 | /* singleton class, so this private destructor is left unimplemented. */ |
| 28 | ~egprs_compress(); |
| 29 | }; |