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 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: bsnmp/snmp_mibII/mibII_ifmib.c,v 1.9 2004/08/06 08:47:00 brandt Exp $
30 *
31 * Interfaces group.
32 */
33 #include "mibII.h"
34 #include "mibII_oid.h"
35
36 /*
37 * Scalars
38 */
39 int
op_ifmib(struct snmp_context * ctx __unused,struct snmp_value * value,u_int sub,u_int idx __unused,enum snmp_op op)40 op_ifmib(struct snmp_context *ctx __unused, struct snmp_value *value,
41 u_int sub, u_int idx __unused, enum snmp_op op)
42 {
43 switch (op) {
44
45 case SNMP_OP_GETNEXT:
46 abort();
47
48 case SNMP_OP_GET:
49 break;
50
51 case SNMP_OP_SET:
52 return (SNMP_ERR_NOT_WRITEABLE);
53
54 case SNMP_OP_ROLLBACK:
55 case SNMP_OP_COMMIT:
56 abort();
57 }
58
59 switch (value->var.subs[sub - 1]) {
60
61 case LEAF_ifTableLastChange:
62 if (mib_iftable_last_change > start_tick)
63 value->v.uint32 = mib_iftable_last_change - start_tick;
64 else
65 value->v.uint32 = 0;
66 break;
67
68 case LEAF_ifStackLastChange:
69 if (mib_ifstack_last_change > start_tick)
70 value->v.uint32 = mib_ifstack_last_change - start_tick;
71 else
72 value->v.uint32 = 0;
73 break;
74 }
75 return (SNMP_ERR_NOERROR);
76 }
77