537     s->match_length = s->prev_length = MIN_MATCH-1;  in lm_init()
950                 s->match_length = longest_match (s, hash_head);  in deflate_fast()
954         if (s->match_length >= MIN_MATCH) {  in deflate_fast()
955             check_match(s, s->strstart, s->match_start, s->match_length);  in deflate_fast()
958                                s->match_length - MIN_MATCH);  in deflate_fast()
960             s->lookahead -= s->match_length;  in deflate_fast()
965             if (s->match_length <= s->max_insert_length &&  in deflate_fast()
967                 s->match_length--; /* string at strstart already in hash table */  in deflate_fast()
974                 } while (--s->match_length != 0);  in deflate_fast()
977                 s->strstart += s->match_length;  in deflate_fast()
978                 s->match_length = 0;  in deflate_fast()
1038         s->prev_length = s->match_length, s->prev_match = s->match_start;  in deflate_slow()
1039         s->match_length = MIN_MATCH-1;  in deflate_slow()
1048                 s->match_length = longest_match (s, hash_head);  in deflate_slow()
1052             if (s->match_length <= 5 && (s->strategy == Z_FILTERED ||  in deflate_slow()
1053                  (s->match_length == MIN_MATCH &&  in deflate_slow()
1059                 s->match_length = MIN_MATCH-1;  in deflate_slow()
1065         if (s->prev_length >= MIN_MATCH && s->match_length <= s->prev_length) {  in deflate_slow()
1087             s->match_length = MIN_MATCH-1;  in deflate_slow()