1 /*	$NetBSD: ipkdb.h,v 1.6 2009/03/14 14:46:09 dsl Exp $	*/
2 
3 /*
4  * Copyright (C) 1993-2000 Wolfgang Solfrank.
5  * Copyright (C) 1993-2000 TooLs GmbH.
6  * All rights reserved.
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  * 3. All advertising materials mentioning features or use of this software
17  *    must display the following acknowledgement:
18  *	This product includes software developed by TooLs GmbH.
19  * 4. The name of TooLs GmbH may not be used to endorse or promote products
20  *    derived from this software without specific prior written permission.
21  *
22  * THIS SOFTWARE IS PROVIDED BY TOOLS GMBH ``AS IS'' AND ANY EXPRESS OR
23  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
24  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
25  * IN NO EVENT SHALL TOOLS GMBH BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
26  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
27  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
28  * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
29  * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
30  * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
31  * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
32  */
33 #ifndef	_IPKDB_H
34 #define	_IPKDB_H
35 
36 extern int ipkdbpanic;
37 
38 #define	IPKDBPORT	1138	/* debugging port */
39 
40 struct ipkdb_if {
41 	/* These fields are used by IPKDB itself: */
42 	u_int8_t	myenetaddr[6];	/* to be filled by the driver */
43 	u_int8_t	myinetaddr[4];
44 	u_int8_t	hisenetaddr[6];
45 	u_int8_t	hisinetaddr[4];
46 	u_int16_t	hisport;
47 	u_char		pkt[1500];
48 	int		pktlen;
49 	u_int32_t	seq;
50 	u_int32_t	id;
51 	int		mtu;
52 	u_char		ass[1500];
53 	u_int8_t	assbit[1500/8/8 + 1];
54 	u_int16_t	asslen;
55 	u_int8_t	flags;		/* driver marks IPKDB_MYHW here */
56 	/* Data from here on is to be filled by the driver */
57 	const char	*name;
58 	void		*port;
59 	void		(*start)(struct ipkdb_if *);
60 	void		(*leave)(struct ipkdb_if *);
61 	int		(*receive)(struct ipkdb_if *, u_char *, int);
62 	void		(*send)(struct ipkdb_if *, u_char *, int);
63 };
64 
65 /* flags: */
66 #define	IPKDB_MYHW	0x01
67 #define	IPKDB_MYIP	0x02
68 #define	IPKDB_HISHW	0x04
69 #define	IPKDB_HISIP	0x08
70 #define	IPKDB_CONNECTED	0x10
71 
72 /*
73  * Interface routines, to be called by machine dependent code.
74  */
75 extern void ipkdb_init(void);
76 extern void ipkdb_connect(int);
77 extern void ipkdb_panic(void);
78 extern int ipkdbcmds(void);
79 /* Return values from ipkdbcmds: */
80 #define	IPKDB_CMD_RUN	0
81 #define	IPKDB_CMD_STEP	1
82 #define	IPKDB_CMD_EXIT	2
83 
84 /* To be called by udp_input on receipt of a possible debugging packet */
85 struct in_addr;
86 struct mbuf;
87 extern int checkipkdb(struct in_addr *, u_short, u_short,
88 			struct mbuf *, int, int);
89 
90 /*
91  * Interface routines, to be called by ipkdb itself.
92  */
93 extern int ipkdbifinit(struct ipkdb_if *);
94 
95 /*
96  * Utilities (used to avoid calling system routines during debugging).
97  */
98 extern void ipkdbcopy(const void *, void *, int);
99 extern void ipkdbzero(void *, int);
100 extern int ipkdbcmp(void *, void *, int);
101 
102 /*
103  * Machine dependent routines for IPKDB.
104  */
105 extern void ipkdbinit(void);
106 extern void ipkdb_trap(void);
107 extern int ipkdb_poll(void);
108 
109 extern int ipkdbif_init(struct ipkdb_if *);
110 
111 extern int ipkdbfbyte(u_char *);
112 extern int ipkdbsbyte(u_char *, int);
113 
114 #endif	/* _IPKDB_H */
115