common/zmod/deflate.c

329     IPos hash_head = 0;
356         INSERT_STRING(s, n, hash_head);
358     if (hash_head) hash_head = 0;  /* to make compiler happy */
1458     IPos hash_head = NIL; /* head of the hash chain */
1476          * dictionary, and set hash_head to the head of the hash chain:
1479             INSERT_STRING(s, s->strstart, hash_head);
1485         if (hash_head != NIL && s->strstart - hash_head <= MAX_DIST(s)) {
1492                 (s->strategy == Z_RLE && s->strstart - hash_head == 1)) {
1493                 s->match_length = longest_match_fast (s, hash_head);
1497                 s->match_length = longest_match (s, hash_head);
1498             } else if (s->strategy == Z_RLE && s->strstart - hash_head == 1) {
1499                 s->match_length = longest_match_fast (s, hash_head);
1521                     INSERT_STRING(s, s->strstart, hash_head);
1564     IPos hash_head = NIL;    /* head of hash chain */
1583          * dictionary, and set hash_head to the head of the hash chain:
1586             INSERT_STRING(s, s->strstart, hash_head);
1594         if (hash_head != NIL && s->prev_length < s->max_lazy_match &&
1595             s->strstart - hash_head <= MAX_DIST(s)) {
1601                 s->match_length = longest_match (s, hash_head);
1602             } else if (s->strategy == Z_RLE && s->strstart - hash_head == 1) {
1603                 s->match_length = longest_match_fast (s, hash_head);
1641                     INSERT_STRING(s, s->strstart, hash_head);