diff options
Diffstat (limited to 'src/isa-l/igzip/igzip_level_buf_structs.h')
| -rw-r--r-- | src/isa-l/igzip/igzip_level_buf_structs.h | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/src/isa-l/igzip/igzip_level_buf_structs.h b/src/isa-l/igzip/igzip_level_buf_structs.h new file mode 100644 index 000000000..5c195e3f1 --- /dev/null +++ b/src/isa-l/igzip/igzip_level_buf_structs.h @@ -0,0 +1,48 @@ +#ifndef IGZIP_LEVEL_BUF_STRUCTS_H +#define IGZIP_LEVEL_BUF_STRUCTS_H + +#include "igzip_lib.h" +#include "huff_codes.h" +#include "encode_df.h" + +#define MATCH_BUF_SIZE (4 * 1024) + +struct hash8k_buf { + uint16_t hash_table[IGZIP_HASH8K_HASH_SIZE]; +}; + +struct hash_hist_buf { + uint16_t hash_table[IGZIP_HASH_HIST_SIZE]; +}; + +struct hash_map_buf { + uint16_t hash_table[IGZIP_HASH_MAP_HASH_SIZE]; + struct deflate_icf *matches_next; + struct deflate_icf *matches_end; + struct deflate_icf matches[MATCH_BUF_SIZE]; + struct deflate_icf overflow[ISAL_LOOK_AHEAD]; +}; + +#define MAX_LVL_BUF_SIZE sizeof(struct hash_map_buf) + +struct level_buf { + struct hufftables_icf encode_tables; + struct isal_mod_hist hist; + uint32_t deflate_hdr_count; + uint32_t deflate_hdr_extra_bits; + uint8_t deflate_hdr[ISAL_DEF_MAX_HDR_SIZE]; + struct deflate_icf *icf_buf_next; + uint64_t icf_buf_avail_out; + struct deflate_icf *icf_buf_start; + union { + struct hash8k_buf hash8k; + struct hash_hist_buf hash_hist; + struct hash_map_buf hash_map; + + struct hash8k_buf lvl1; + struct hash_hist_buf lvl2; + struct hash_map_buf lvl3; + }; +}; + +#endif |