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/* SNMP support
* Copyright (C) 1999 Kunihiro Ishiguro <kunihiro@zebra.org>
*
* This file is part of GNU Zebra.
*
* GNU Zebra is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* Free Software Foundation; either version 2, or (at your option) any
* later version.
*
* GNU Zebra is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with GNU Zebra; see the file COPYING. If not, write to the Free
* Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
* 02111-1307, USA.
*/
#ifndef _ZEBRA_SNMP_H
#define _ZEBRA_SNMP_H
#include <net-snmp/agent/net-snmp-agent-includes.h>
#include <net-snmp/agent/snmp_vars.h>
/* Structures here are mostly compatible with UCD SNMP 4.1.1 */
#define MATCH_FAILED (-1)
#define MATCH_SUCCEEDED 0
/* SYNTAX TruthValue from SNMPv2-TC. */
#define SNMP_TRUE 1
#define SNMP_FALSE 2
/* SYNTAX RowStatus from SNMPv2-TC. */
#define SNMP_VALID 1
#define SNMP_INVALID 2
#define IN_ADDR_SIZE sizeof(struct in_addr)
#undef REGISTER_MIB
#define REGISTER_MIB(descr, var, vartype, theoid) \
smux_register_mib(descr, (struct variable *)var, sizeof(struct vartype), \
sizeof(var)/sizeof(struct vartype), \
theoid, sizeof(theoid)/sizeof(oid))
struct trap_object
{
int namelen; /* Negative if the object is not indexed */
oid name[MAX_OID_LEN];
};
/* Declare SMUX return value. */
#define SNMP_LOCAL_VARIABLES \
static long snmp_int_val; \
static struct in_addr snmp_in_addr_val;
#define SNMP_INTEGER(V) \
( \
*var_len = sizeof (snmp_int_val), \
snmp_int_val = V, \
(u_char *) &snmp_int_val \
)
#define SNMP_IPADDRESS(V) \
( \
*var_len = sizeof (struct in_addr), \
snmp_in_addr_val = V, \
(u_char *) &snmp_in_addr_val \
)
extern void smux_init (struct thread_master *tm);
extern void smux_register_mib(const char *, struct variable *,
size_t, int, oid [], size_t);
extern int smux_header_generic (struct variable *, oid [], size_t *,
int, size_t *, WriteMethod **);
extern int smux_trap (const oid *, size_t, const oid *, size_t,
const struct trap_object *,
size_t, u_char);
extern int oid_compare (oid *, int, oid *, int);
extern void oid2in_addr (oid [], int, struct in_addr *);
extern void *oid_copy (void *, const void *, size_t);
extern void oid_copy_addr (oid [], struct in_addr *, int);
#endif /* _ZEBRA_SNMP_H */
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