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freebsd
GitHub Repository: freebsd/freebsd-src
 Path: blob/main/contrib/bsnmp/snmp_mibII/mibII_ifmib.c
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/*

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 * Copyright (c) 2001-2003

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 *	Fraunhofer Institute for Open Communication Systems (FhG Fokus).

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 *	All rights reserved.

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 *

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 * Author: Harti Brandt <[email protected]>

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 *

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 * Redistribution and use in source and binary forms, with or without

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 * modification, are permitted provided that the following conditions

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 * are met:

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 * 1. Redistributions of source code must retain the above copyright

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 *    notice, this list of conditions and the following disclaimer.

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 * 2. Redistributions in binary form must reproduce the above copyright

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 *    notice, this list of conditions and the following disclaimer in the

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 *    documentation and/or other materials provided with the distribution.

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 *

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 * THIS SOFTWARE IS PROVIDED BY AUTHOR AND CONTRIBUTORS ``AS IS'' AND

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 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE

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 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE

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 * ARE DISCLAIMED.  IN NO EVENT SHALL AUTHOR OR CONTRIBUTORS BE LIABLE

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 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL

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 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS

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 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)

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 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT

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 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY

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 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF

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 * SUCH DAMAGE.

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 *

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 * $Begemot: bsnmp/snmp_mibII/mibII_ifmib.c,v 1.9 2004/08/06 08:47:00 brandt Exp $

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 *

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 * Interfaces group.

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 */

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#include "mibII.h"

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#include "mibII_oid.h"

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/*

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 * Scalars

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 */

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int

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op_ifmib(struct snmp_context *ctx __unused, struct snmp_value *value,

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    u_int sub, u_int idx __unused, enum snmp_op op)

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{

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	switch (op) {

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	  case SNMP_OP_GETNEXT:

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		abort();

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	  case SNMP_OP_GET:

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		break;

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	  case SNMP_OP_SET:

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		return (SNMP_ERR_NOT_WRITEABLE);

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	  case SNMP_OP_ROLLBACK:

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	  case SNMP_OP_COMMIT:

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		abort();

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	}

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	switch (value->var.subs[sub - 1]) {

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	  case LEAF_ifTableLastChange:

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		if (mib_iftable_last_change > start_tick)

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			value->v.uint32 = mib_iftable_last_change - start_tick;

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		else

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			value->v.uint32 = 0;

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		break;

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	  case LEAF_ifStackLastChange:

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		if (mib_ifstack_last_change > start_tick)

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			value->v.uint32 = mib_ifstack_last_change - start_tick;

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		else

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			value->v.uint32 = 0;

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		break;

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	}

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	return (SNMP_ERR_NOERROR);

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}

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