361 	if (s->strstart != 0) header |= PRESET_DICT;  in zlib_deflate()
368 	if (s->strstart != 0) {  in zlib_deflate()
538     s->strstart = 0;  in lm_init()
564     register Byte *scan = s->window + s->strstart; /* current string */  in longest_match()
569     IPos limit = s->strstart > (IPos)MAX_DIST(s) ?  in longest_match()
570         s->strstart - (IPos)MAX_DIST(s) : NIL;  in longest_match()
581     register Byte *strend = s->window + s->strstart + MAX_MATCH - 1;  in longest_match()
585     register Byte *strend = s->window + s->strstart + MAX_MATCH;  in longest_match()
604     Assert((ulg)s->strstart <= s->window_size-MIN_LOOKAHEAD, "need lookahead");  in longest_match()
607         Assert(cur_match < s->strstart, "no future");  in longest_match()
747         more = (unsigned)(s->window_size -(ulg)s->lookahead -(ulg)s->strstart);  in fill_window()
750         if (more == 0 && s->strstart == 0 && s->lookahead == 0) {  in fill_window()
762         } else if (s->strstart >= wsize+MAX_DIST(s)) {  in fill_window()
767             s->strstart    -= wsize; /* we now have strstart >= MAX_DIST */  in fill_window()
809         n = read_buf(s->strm, s->window + s->strstart + s->lookahead, more);  in fill_window()
814             s->ins_h = s->window[s->strstart];  in fill_window()
815             UPDATE_HASH(s, s->ins_h, s->window[s->strstart+1]);  in fill_window()
835 		(ulg)((long)s->strstart - s->block_start), \
837    s->block_start = s->strstart; \
877             Assert(s->strstart < s->w_size+MAX_DIST(s) ||  in deflate_stored()
887 	s->strstart += s->lookahead;  in deflate_stored()
892         if (s->strstart == 0 || (ulg)s->strstart >= max_start) {  in deflate_stored()
894 	    s->lookahead = (uInt)(s->strstart - max_start);  in deflate_stored()
895 	    s->strstart = (uInt)max_start;  in deflate_stored()
901         if (s->strstart - (uInt)s->block_start >= MAX_DIST(s)) {  in deflate_stored()
942             INSERT_STRING(s, s->strstart, hash_head);  in deflate_fast()
948         if (hash_head != NIL && s->strstart - hash_head <= MAX_DIST(s)) {  in deflate_fast()
959             check_match(s, s->strstart, s->match_start, s->match_length);  in deflate_fast()
961             bflush = zlib_tr_tally(s, s->strstart - s->match_start,  in deflate_fast()
973                     s->strstart++;  in deflate_fast()
974                     INSERT_STRING(s, s->strstart, hash_head);  in deflate_fast()
979                 s->strstart++;   in deflate_fast()
981                 s->strstart += s->match_length;  in deflate_fast()
983                 s->ins_h = s->window[s->strstart];  in deflate_fast()
984                 UPDATE_HASH(s, s->ins_h, s->window[s->strstart+1]);  in deflate_fast()
994             Tracevv((stderr,"%c", s->window[s->strstart]));  in deflate_fast()
995             bflush = zlib_tr_tally (s, 0, s->window[s->strstart]);  in deflate_fast()
997             s->strstart++;   in deflate_fast()
1037             INSERT_STRING(s, s->strstart, hash_head);  in deflate_slow()
1046             s->strstart - hash_head <= MAX_DIST(s)) {  in deflate_slow()
1058                   s->strstart - s->match_start > TOO_FAR))) {  in deflate_slow()
1070             uInt max_insert = s->strstart + s->lookahead - MIN_MATCH;  in deflate_slow()
1073             check_match(s, s->strstart-1, s->prev_match, s->prev_length);  in deflate_slow()
1075             bflush = zlib_tr_tally(s, s->strstart -1 - s->prev_match,  in deflate_slow()
1086                 if (++s->strstart <= max_insert) {  in deflate_slow()
1087                     INSERT_STRING(s, s->strstart, hash_head);  in deflate_slow()
1092             s->strstart++;  in deflate_slow()
1101             Tracevv((stderr,"%c", s->window[s->strstart-1]));  in deflate_slow()
1102             if (zlib_tr_tally (s, 0, s->window[s->strstart-1])) {  in deflate_slow()
1105             s->strstart++;  in deflate_slow()
1113             s->strstart++;  in deflate_slow()
1119         Tracevv((stderr,"%c", s->window[s->strstart-1]));  in deflate_slow()
1120         zlib_tr_tally (s, 0, s->window[s->strstart-1]);  in deflate_slow()