1/*
2 * Copyright (c) 2001-2003
3 *	Fraunhofer Institute for Open Communication Systems (FhG Fokus).
4 * 	All rights reserved.
5 *
6 * Author: Harti Brandt <harti@freebsd.org>
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
10 * are met:
11 * 1. Redistributions of source code must retain the above copyright
12 *    notice, this list of conditions and the following disclaimer.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 *    notice, this list of conditions and the following disclaimer in the
15 *    documentation and/or other materials provided with the distribution.
16 *
17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27 * SUCH DAMAGE.
28 *
29 * $Begemot: libunimsg/sscop/common.h,v 1.5 2005/05/23 11:46:16 brandt_h Exp $
30 *
31 * Common declaration for the SAAL programs.
32 */
33#ifndef _SAAL_COMMON_H_
34#define _SAAL_COMMON_H_
35
36#ifdef USE_LIBBEGEMOT
37#include <rpoll.h>
38#define evFileID int
39#define evTimerID int
40#else
41#include <isc/eventlib.h>
42#endif
43
44/*
45 * Writes to a pipe must be in messages (if we don't use framing).
46 * It is not clear, what is the maximum message size for this. It seems
47 * to be PIPE_BUF, but be conservative.
48 */
49#define	MAXUSRMSG	4096
50#define	MAXMSG		(MAXUSRMSG+4)
51
52extern int useframe;		/* use frame functions */
53extern int sscopframe;		/* use sscop framing */
54extern u_int sscop_vflag;	/* be talkative */
55extern int sscop_fd;		/* file descriptor for SSCOP protocol */
56extern int user_fd;		/* file descriptor for USER */
57extern int loose;		/* loose messages */
58extern int user_out_fd;		/* file descriptor for output to user */
59extern u_int verbose;		/* talk to me */
60#ifndef USE_LIBBEGEMOT
61extern evContext evctx;
62#endif
63extern evFileID sscop_h;
64extern evFileID user_h;
65
66void dump_buf(const char *, const u_char *, size_t);
67struct uni_msg *proto_msgin(int);
68struct uni_msg *user_msgin(int);
69void proto_msgout(struct uni_msg *);
70void user_msgout(struct uni_msg *);
71void parse_param(struct sscop_param *, u_int *, int, char *);
72
73void verb(const char *, ...) __printflike(1, 2);
74
75void sscop_verbose(struct sscop *, void *, const char *, ...)
76	__printflike(3, 4);
77void *sscop_start_timer(struct sscop *, void *, u_int, void (*)(void *));
78void sscop_stop_timer(struct sscop *, void *, void *);
79
80#define VERBOSE(P)	do { if (verbose & 0x0001) verb P; } while(0)
81
82#endif	/* _SAAL_COMMON_H_ */
83