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/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License (the "License").
* You may not use this file except in compliance with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/*
* Copyright 2007 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#ifndef _PDU_H
#define _PDU_H
#pragma ident "%Z%%M% %I% %E% SMI"
#ifdef __cplusplus
extern "C" {
#endif
typedef uint_t oid;
/*
* SNMP PDU variable list
*/
typedef struct pdu_varlist {
struct pdu_varlist *nextvar;
oid *name;
size_t name_len; /* number of subids in the name */
union {
uint_t *uiptr; /* unused except while parsing */
int *iptr;
uchar_t *str;
oid *objid;
} val;
size_t val_len; /* in bytes even if val is objid */
uchar_t type;
} pdu_varlist_t;
/*
* Essential snmp message/PDU fields
*/
typedef struct snmp_pdu {
int version;
uchar_t *community;
size_t community_len;
int command;
int reqid;
int errstat; /* shared with non-repeaters for GETBULK */
int errindex; /* shared with max-repetitions for GETBULK */
pdu_varlist_t *vars;
uchar_t *req_pkt; /* not really part of PDU */
size_t req_pktsz; /* not really part of PDU */
uchar_t *reply_pkt; /* not really part of PDU */
size_t reply_pktsz; /* not really part of PDU */
} snmp_pdu_t;
#define non_repeaters errstat
#define max_repetitions errindex
/*
* Supported SNMP versions
*/
#define SNMP_VERSION_1 0
#define SNMP_VERSION_2c 1
/*
* Community strings for supported PDUs
*/
#define SNMP_DEF_COMMUNITY "public"
#define SNMP_DEF_COMMUNITY_LEN 6
/*
* PDU types (not all are supported)
*/
#define SNMP_MSG_GET (ASN_CONTEXT | ASN_CONSTRUCTOR | (uchar_t)0x0)
#define SNMP_MSG_GETNEXT (ASN_CONTEXT | ASN_CONSTRUCTOR | (uchar_t)0x1)
#define SNMP_MSG_RESPONSE (ASN_CONTEXT | ASN_CONSTRUCTOR | (uchar_t)0x2)
#define SNMP_MSG_SET (ASN_CONTEXT | ASN_CONSTRUCTOR | (uchar_t)0x3)
#define SNMP_MSG_TRAP (ASN_CONTEXT | ASN_CONSTRUCTOR | (uchar_t)0x4)
#define SNMP_MSG_GETBULK (ASN_CONTEXT | ASN_CONSTRUCTOR | (uchar_t)0x5)
#define SNMP_MSG_INFORM (ASN_CONTEXT | ASN_CONSTRUCTOR | (uchar_t)0x6)
#define SNMP_MSG_TRAP2 (ASN_CONTEXT | ASN_CONSTRUCTOR | (uchar_t)0x7)
#define SNMP_MSG_REPORT (ASN_CONTEXT | ASN_CONSTRUCTOR | (uchar_t)0x8)
/*
* Exception values (not all are supported)
*/
#define SNMP_NOSUCHOBJECT (ASN_CONTEXT | ASN_PRIMITIVE | (uchar_t)0x0)
#define SNMP_NOSUCHINSTANCE (ASN_CONTEXT | ASN_PRIMITIVE | (uchar_t)0x1)
#define SNMP_ENDOFMIBVIEW (ASN_CONTEXT | ASN_PRIMITIVE | (uchar_t)0x2)
/*
* Error codes (not all are supported)
*/
#define SNMP_ERR_NOERROR (0)
#define SNMP_ERR_TOOBIG (1)
#define SNMP_ERR_NOSUCHNAME (2)
#define SNMP_ERR_BADVALUE (3)
#define SNMP_ERR_READONLY (4)
#define SNMP_ERR_GENERR (5)
#define SNMP_ERR_NOACCESS (6)
#define SNMP_ERR_WRONGTYPE (7)
#define SNMP_ERR_WRONGLENGTH (8)
#define SNMP_ERR_WRONGENCODING (9)
#define SNMP_ERR_WRONGVALUE (10)
#define SNMP_ERR_NOCREATION (11)
#define SNMP_ERR_INCONSISTENTVALUE (12)
#define SNMP_ERR_RESOURCEUNAVAILABLE (13)
#define SNMP_ERR_COMMITFAILED (14)
#define SNMP_ERR_UNDOFAILED (15)
#define SNMP_ERR_AUTHORIZATIONERROR (16)
#define SNMP_ERR_NOTWRITABLE (17)
#define SNMP_ERR_INCONSISTENTNAME (18)
/*
* Default values
*/
#define SNMP_DEF_NON_REPEATERS 0
#define SNMP_DEF_MAX_REPETITIONS 25
#define SNMP_DEF_PKTBUF_SZ 2048
#define SNMP_PKTBUF_BLKSZ 1024
#define SNMP_MAX_ERR 18
#define MIN_SUBIDS_IN_OID 2
#define MAX_SUBIDS_IN_OID 128
/*
* Exported interfaces used by other parts of snmplib
*/
snmp_pdu_t *snmp_create_pdu(int, int, char *, int, int);
int snmp_make_packet(snmp_pdu_t *);
snmp_pdu_t *snmp_parse_reply(int, uchar_t *, size_t);
void snmp_free_pdu(snmp_pdu_t *);
/*
* Imported from elsewhere
*/
int snmp_get_reqid(void);
#ifdef __cplusplus
}
#endif
#endif /* _PDU_H */
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