1/*
2 * Definitions for tcp compression routines.
3 *
4 * Copyright (c) 1989, 1993
5 * The Regents of the University of California. All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions

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29 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
30 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
31 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
32 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
33 * SUCH DAMAGE.
34 *
35 * Van Jacobson (van@helios.ee.lbl.gov), Dec 31, 1989:
36 * - Initial distribution.
37 * $FreeBSD: head/sys/net/slcompress.h 92725 2002-03-19 21:54:18Z alfred $
38 */
39
40#ifndef _NET_SLCOMPRESS_H_
41#define _NET_SLCOMPRESS_H_
42
43#define MAX_STATES 16 /* must be > 2 and < 256 */
44#define MAX_HDR 128
45

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147 int sls_tossed; /* inbound packets tossed because of error */
148#endif
149 struct cstate tstate[MAX_STATES]; /* xmit connection states */
150 struct cstate rstate[MAX_STATES]; /* receive connection states */
151};
152/* flag values */
153#define SLF_TOSS 1 /* tossing rcvd frames because of input err */
154
155void sl_compress_init(struct slcompress *, int);
156u_int sl_compress_tcp(struct mbuf *, struct ip *, struct slcompress *, int);
157int sl_uncompress_tcp(u_char **, int, u_int, struct slcompress *);
158int sl_uncompress_tcp_core(u_char *, int, int, u_int,
159 struct slcompress *, u_char **, u_int *);
160
161#endif /* !_NET_SLCOMPRESS_H_ */