bsd/net/ppp_deflate.c

91     z_stream	strm;
200     state->strm.next_in = NULL;
201     state->strm.zalloc = z_alloc;
202     state->strm.zfree = z_free;
203     if (deflateInit2(&state->strm, Z_DEFAULT_COMPRESSION, DEFLATE_METHOD_VAL,
220     deflateEnd(&state->strm);
245     deflateReset(&state->strm);
257     deflateReset(&state->strm);
309 	state->strm.next_out = wptr;
310 	state->strm.avail_out = wspace - (PPP_HDRLEN + 2);
312 	state->strm.next_out = NULL;
313 	state->strm.avail_out = 1000000;
320     state->strm.next_in = rptr;
321     state->strm.avail_in = mtod(mp, u_char *) + mp->m_len - rptr;
326 	r = deflate(&state->strm, flush);
329 		   r, (state->strm.msg? state->strm.msg: ""));
332 	if (flush != Z_NO_FLUSH && state->strm.avail_out != 0)
334 	if (state->strm.avail_in == 0 && mp != NULL) {
335 	    state->strm.next_in = mtod(mp, u_char *);
336 	    state->strm.avail_in = mp->m_len;
341 	if (state->strm.avail_out == 0) {
351 		    state->strm.next_out = mtod(m, u_char *);
352 		    state->strm.avail_out = wspace = M_TRAILINGSPACE(m);
356 		state->strm.next_out = NULL;
357 		state->strm.avail_out = 1000000;
362 	olen += (m->m_len = wspace - state->strm.avail_out);
430     state->strm.next_out = NULL;
431     state->strm.zalloc = z_alloc;
432     state->strm.zfree = z_free;
433     if (inflateInit2(&state->strm, -w_size) != Z_OK) {
449     inflateEnd(&state->strm);
475     inflateReset(&state->strm);
487     inflateReset(&state->strm);
574     state->strm.next_in = rptr;
575     state->strm.avail_in = rlen;
579     state->strm.next_out = wptr + 3;
580     state->strm.avail_out = 1;
588 	r = inflate(&state->strm, flush);
594 		       state->unit, r, (state->strm.msg? state->strm.msg: ""));
598 	if (flush != Z_NO_FLUSH && state->strm.avail_out != 0)
600 	if (state->strm.avail_in == 0 && mi != NULL) {
601 	    state->strm.next_in = mtod(mi, u_char *);
602 	    state->strm.avail_in = mi->m_len;
608 	if (state->strm.avail_out == 0) {
610 		state->strm.avail_out = ospace - PPP_HDRLEN;
614 		    --state->strm.next_out;
615 		    ++state->strm.avail_out;
629 		state->strm.next_out = mtod(mo, u_char *);
630 		state->strm.avail_out = ospace = M_TRAILINGSPACE(mo);
638     olen += (mo->m_len = ospace - state->strm.avail_out);
683     state->strm.next_in = rptr + 3;
684     state->strm.avail_in = rlen - 3;
686 	--state->strm.next_in;
687 	++state->strm.avail_in;
690 	r = inflateIncomp(&state->strm);
697 		       state->unit, r, (state->strm.msg? state->strm.msg: ""));
703 	state->strm.next_in = mtod(mi, u_char *);
704 	state->strm.avail_in = mi->m_len;