Function deflate_huff

extlibs/minizip/src/deflate.c:2312–2351

=========================================================================== * For Z_HUFFMAN_ONLY, do not look for matches. Do not maintain a hash table. * (It will be regenerated if this run of deflate switches away from Huffman.) */

(s, flush)

 * (It will be regenerated if this run of deflate switches away from Huffman.)
 */
local block_state deflate_huff(s, flush)
deflate_state* s;

int flush;
{
    int bflush; /* set if current block must be flushed */

    for (;;)
    {
        /* Make sure that we have a literal to write. */
        if (s->lookahead == 0)
        {
            fill_window(s);
            if (s->lookahead == 0)
            {
                if (flush == Z_NO_FLUSH)
                    return need_more;
                break; /* flush the current block */
            }
        }

        /* Output a literal byte */
        s->match_length = 0;
        Tracevv((stderr,"%c", s->window[s->strstart]));
        _tr_tally_lit (s, s->window[s->strstart], bflush);
        s->lookahead--;
        s->strstart++;
        if (bflush)
        FLUSH_BLOCK(s, 0);
    }
    s->insert = 0;
    if (flush == Z_FINISH)
    {
        FLUSH_BLOCK(s, 1);
        return finish_done;
    }
    if (s->last_lit)
    FLUSH_BLOCK(s, 0);
    return block_done;
}