1/*-
2 * Copyright (c) 2008-2009 Robert N. M. Watson
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 *    notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 *    notice, this list of conditions and the following disclaimer in the
12 *    documentation and/or other materials provided with the distribution.
13 *
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24 * SUCH DAMAGE.
25 *
26 * $FreeBSD$
27 */
28
29#ifndef TCPP_H
30#define	TCPP_H
31
32extern struct sockaddr_in localipbase, remoteip;
33extern int cflag, hflag, lflag, mflag, pflag, sflag, tflag;
34extern int Iflag, Mflag, Pflag;
35extern uint64_t bflag;
36extern u_short rflag;
37
38#define	TCPP_MAGIC	0x84e812f7
39struct tcpp_header {
40	u_int32_t	th_magic;
41	u_int64_t	th_len;
42} __packed;
43
44void	tcpp_client(void);
45void	tcpp_header_encode(struct tcpp_header *thp);
46void	tcpp_header_decode(struct tcpp_header *thp);
47void	tcpp_server(void);
48
49#define	SYSCTLNAME_CPUS		"kern.smp.cpus"
50#define	SYSCTLNAME_CPTIME	"kern.cp_time"
51
52#endif /* TCPP_H */
53