view release on metacpan or  search on metacpan

zlib/inflate.c  view on Meta::CPAN

        }
        else {
            state->write += dist;
            if (state->write == state->wsize) state->write = 0;
            if (state->whave < state->wsize) state->whave += dist;
        }
    }
    return 0;
}

/* Macros for inflate(): */

/* check function to use adler32() for zlib or crc32() for gzip */
#ifdef GUNZIP
#  define UPDATE(check, buf, len) \
    (state->flags ? crc32(check, buf, len) : adler32(check, buf, len))
#else
#  define UPDATE(check, buf, len) adler32(check, buf, len)
#endif

/* check macros for header crc */