contrib/zlib/inflate.c

102 local unsigned syncsearch OF((unsigned FAR *have, const unsigned char FAR *buf,
481         have = strm->avail_in; \
492         strm->avail_in = have; \
508         if (have == 0) goto inf_leave; \
509         have--; \
583    would all have to actually be part of the saved state in case NEEDBITS()
629     unsigned have, left;        /* available input and output */
652     in = have;
759                 if (copy > have) copy = have;
770                     have -= copy;
780                 if (have == 0) goto inf_leave;
788                 } while (len && copy < have);
791                 have -= copy;
801                 if (have == 0) goto inf_leave;
809                 } while (len && copy < have);
812                 have -= copy;
906                 if (copy > have) copy = have;
910                 have -= copy;
936             state->have = 0;
939             while (state->have < state->ncode) {
941                 state->lens[order[state->have++]] = (unsigned short)BITS(3);
944             while (state->have < 19)
945                 state->lens[order[state->have++]] = 0;
957             state->have = 0;
960             while (state->have < state->nlen + state->ndist) {
968                     state->lens[state->have++] = here.val;
974                         if (state->have == 0) {
979                         len = state->lens[state->have - 1];
997                     if (state->have + copy > state->nlen + state->ndist) {
1003                         state->lens[state->have++] = (unsigned short)len;
1010             /* check for end-of-block code (better have one) */
1045             if (have >= 6 && left >= 258) {
1368    or when out of input.  When called, *have is the number of pattern bytes
1369    found in order so far, in 0..3.  On return *have is updated to the new
1370    state.  If on return *have equals four, then the pattern was found and the
1372    pattern.  If *have is less than four, then the pattern has not been found
1374    called again with more data and the *have state.  *have is initialized to
1377 local unsigned syncsearch(have, buf, len)
1378 unsigned FAR *have;
1385     got = *have;
1396     *have = got;
1424         state->have = 0;
1425         syncsearch(&(state->have), buf, len);
1429     len = syncsearch(&(state->have), strm->next_in, strm->avail_in);
1435     if (state->have != 4) return Z_DATA_ERROR;