contrib/zlib/inflate.c

449         have = strm->avail_in; \
460         strm->avail_in = have; \
476         if (have == 0) goto inf_leave; \
477         have--; \
551    would all have to actually be part of the saved state in case NEEDBITS()
594     unsigned have, left;        /* available input and output */
617     in = have;
728                 if (copy > have) copy = have;
740                     have -= copy;
751                 if (have == 0) goto inf_leave;
759                 } while (len && copy < have);
762                 have -= copy;
773                 if (have == 0) goto inf_leave;
781                 } while (len && copy < have);
784                 have -= copy;
884                 if (copy > have) copy = have;
888                 have -= copy;
914             state->have = 0;
918             while (state->have < state->ncode) {
920                 state->lens[order[state->have++]] = (unsigned short)BITS(3);
923             while (state->have < 19)
924                 state->lens[order[state->have++]] = 0;
936             state->have = 0;
940             while (state->have < state->nlen + state->ndist) {
948                     state->lens[state->have++] = here.val;
954                         if (state->have == 0) {
959                         len = state->lens[state->have - 1];
977                     if (state->have + copy > state->nlen + state->ndist) {
983                         state->lens[state->have++] = (unsigned short)len;
990             /* check for end-of-block code (better have one) */
1027             if (have >= 6 && left >= 258) {
1346    or when out of input.  When called, *have is the number of pattern bytes
1347    found in order so far, in 0..3.  On return *have is updated to the new
1348    state.  If on return *have equals four, then the pattern was found and the
1350    pattern.  If *have is less than four, then the pattern has not been found
1352    called again with more data and the *have state.  *have is initialized to
1355 local unsigned syncsearch(unsigned FAR *have, const unsigned char FAR *buf,
1360     got = *have;
1371     *have = got;
1398         state->have = 0;
1399         syncsearch(&(state->have), buf, len);
1403     len = syncsearch(&(state->have), strm->next_in, strm->avail_in);
1409     if (state->have != 4) return Z_DATA_ERROR;