common/zmod/inflate.c

107 local unsigned syncsearch OF((unsigned FAR *have, unsigned char FAR *buf,
415         have = strm->avail_in; \
426         strm->avail_in = have; \
442         if (have == 0) goto inf_leave; \
443         have--; \
522    would all have to actually be part of the saved state in case NEEDBITS()
568     unsigned have, left;        /* available input and output */
591     in = have;
694                 if (copy > have) copy = have;
705                     have -= copy;
716                 if (have == 0) goto inf_leave;
724                 } while (len && copy < have);
727                 have -= copy;
738                 if (have == 0) goto inf_leave;
746                 } while (len && copy < have);
749                 have -= copy;
841                 if (copy > have) copy = have;
845                 have -= copy;
871             state->have = 0;
875             while (state->have < state->ncode) {
877                 state->lens[order[state->have++]] = (unsigned short)BITS(3);
880             while (state->have < 19)
881                 state->lens[order[state->have++]] = 0;
893             state->have = 0;
897             while (state->have < state->nlen + state->ndist) {
906                     state->lens[state->have++] = this.val;
912                         if (state->have == 0) {
917                         len = state->lens[state->have - 1];
935                     if (state->have + copy > state->nlen + state->ndist) {
941                         state->lens[state->have++] = (unsigned short)len;
972             if (have >= 6 && left >= 258) {
1257    or when out of input.  When called, *have is the number of pattern bytes
1258    found in order so far, in 0..3.  On return *have is updated to the new
1259    state.  If on return *have equals four, then the pattern was found and the
1261    pattern.  If *have is less than four, then the pattern has not been found
1263    called again with more data and the *have state.  *have is initialized to
1266 local unsigned syncsearch(have, buf, len)
1267 unsigned FAR *have;
1274     got = *have;
1285     *have = got;
1313         state->have = 0;
1314         (void) syncsearch(&(state->have), buf, len);
1318     len = syncsearch(&(state->have), strm->next_in, strm->avail_in);
1324     if (state->have != 4) return Z_DATA_ERROR;