1 /*
2  * Copyright (c) 2004
3  *	Deutsches Zentrum fuer Luft- und Raumfahrt.
4  *	All rights reserved.
5  *
6  * Author: Hartmut 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 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 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/snmp_atm/atm.h,v 1.3 2005/05/23 11:46:46 brandt_h Exp $
30  */
31 
32 #include <sys/types.h>
33 #include <sys/queue.h>
34 #include <sys/socket.h>
35 
36 #include <net/if.h>
37 #include <net/if_mib.h>
38 
39 #include <bsnmp/snmpmod.h>
40 #include <bsnmp/snmp_mibII.h>
41 #include <bsnmp/snmp_atm.h>
42 
43 /*
44  * Event registrations
45  */
46 struct atmif_reg {
47 	TAILQ_ENTRY(atmif_reg) link;
48 	void		*data;
49 	atmif_event_f	func;
50 	const struct lmodule *mod;
51 	struct atmif_priv *aif;		/* back pointer */
52 };
53 TAILQ_HEAD(atmif_reg_list, atmif_reg);
54 
55 /*
56  * Interface data
57  */
58 struct atmif_priv {
59 	struct atmif	pub;	/* public part, must be first */
60 	TAILQ_ENTRY(atmif_priv) link;
61 	u_int		index;		/* if_index */
62 	void		*ifpreg;
63 	struct atmif_sys *sys;
64 	struct atmif_reg_list notify;
65 };
66 TAILQ_HEAD(atmif_list, atmif_priv);
67 
68 /* list of all (known) ATM interfaces */
69 extern struct atmif_list atmif_list;
70 
71 extern struct lmodule *module;
72 
73 /* Check the carrier state of the interface */
74 void atmif_check_carrier(struct atmif_priv *);
75 
76 /* Send notification to all listeners. */
77 void atmif_send_notification(struct atmif_priv *, enum atmif_notify, uintptr_t);
78 
79 /* Get the interface point for a table access */
80 int atmif_get_aif(struct snmp_value *, u_int, enum snmp_op,
81 	struct atmif_priv **);
82 
83 /* Destroy system dependend stuff. */
84 void atmif_sys_destroy(struct atmif_priv *);
85 
86 /* Attach to an ATM interface */
87 int atmif_sys_attach_if(struct atmif_priv *);
88 
89 /* Get vendor string */
90 int atm_sys_get_hw_vendor(struct atmif_priv *, struct snmp_value *);
91 
92 /* Get device string */
93 int atm_sys_get_hw_device(struct atmif_priv *, struct snmp_value *);
94 
95 /* Extract the ATM MIB from the interface's private MIB */
96 void atmif_sys_fill_mib(struct atmif_priv *);
97