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git.ipfire.org Git - thirdparty/squid.git/blob - include/snmp_pdu.h
1 #ifndef SQUID_SNMP_PDU_H
2 #define SQUID_SNMP_PDU_H
5 /* required for oid typedef */
9 /* required for sockaddr_in definition */
10 #include <netinet/in.h>
13 /**********************************************************************
15 * Copyright 1997 by Carnegie Mellon University
19 * Permission to use, copy, modify, and distribute this software and its
20 * documentation for any purpose and without fee is hereby granted,
21 * provided that the above copyright notice appear in all copies and that
22 * both that copyright notice and this permission notice appear in
23 * supporting documentation, and that the name of CMU not be
24 * used in advertising or publicity pertaining to distribution of the
25 * software without specific, written prior permission.
27 * CMU DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
28 * ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
29 * CMU BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR
30 * ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
31 * WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
32 * ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
35 * Author: Ryan Troll <ryan+@andrew.cmu.edu>
39 **********************************************************************/
45 typedef struct sockaddr_in ipaddr
;
49 int command
; /* Type of this PDU */
50 ipaddr address
; /* Address of peer */
52 int reqid
; /* Integer32: Request id */
53 int errstat
; /* INTEGER: Error status */
54 int errindex
; /* INTEGER: Error index */
56 /* SNMPv2 Bulk Request */
57 int non_repeaters
; /* INTEGER: */
58 int max_repetitions
; /* INTEGER: */
60 struct variable_list
*variables
; /* Variable Bindings */
62 /* Trap information */
63 oid
*enterprise
; /* System OID */
64 int enterprise_length
;
65 ipaddr agent_addr
; /* address of object generating trap */
66 int trap_type
; /* generic trap type */
67 int specific_type
; /* specific type */
68 u_int time
; /* Uptime */
71 struct snmp_pdu
*snmp_pdu_create(int);
72 struct snmp_pdu
*snmp_pdu_clone(struct snmp_pdu
*);
73 struct snmp_pdu
*snmp_pdu_fix(struct snmp_pdu
*, int);
74 struct snmp_pdu
*snmp_fix_pdu(struct snmp_pdu
*, int);
75 void snmp_free_pdu(struct snmp_pdu
*);
76 void snmp_pdu_free(struct snmp_pdu
*);
78 u_char
*snmp_pdu_encode(u_char
*, int *, struct snmp_pdu
*);
79 u_char
*snmp_pdu_decode(u_char
*, int *, struct snmp_pdu
*);
81 /* Add a NULL Variable to a PDU */
82 void snmp_add_null_var(struct snmp_pdu
*, oid
*, int);
84 /* RFC 1905: Protocol Operations for SNMPv2
86 * RFC 1157: A Simple Network Management Protocol (SNMP)
90 #define SNMP_PDU_GET (ASN_CONTEXT | ASN_CONSTRUCTOR | 0x0)
91 #define SNMP_PDU_GETNEXT (ASN_CONTEXT | ASN_CONSTRUCTOR | 0x1)
92 #define SNMP_PDU_RESPONSE (ASN_CONTEXT | ASN_CONSTRUCTOR | 0x2)
94 #define SNMP_PDU_SET (ASN_CONTEXT | ASN_CONSTRUCTOR | 0x3)
95 #define TRP_REQ_MSG (ASN_CONTEXT | ASN_CONSTRUCTOR | 0x4) /*Obsolete */
97 #define SNMP_PDU_GETBULK (ASN_CONTEXT | ASN_CONSTRUCTOR | 0x5)
99 #define SNMP_PDU_INFORM (ASN_CONTEXT | ASN_CONSTRUCTOR | 0x6)
100 #define SNMP_PDU_V2TRAP (ASN_CONTEXT | ASN_CONSTRUCTOR | 0x7)
101 #define SNMP_PDU_REPORT (ASN_CONTEXT | ASN_CONSTRUCTOR | 0x8)
103 #define MAX_BINDINGS 2147483647 /* PDU Defaults */
104 #define SNMP_DEFAULT_ERRSTAT -1
105 #define SNMP_DEFAULT_ERRINDEX -1
106 #define SNMP_DEFAULT_ADDRESS 0
107 #define SNMP_DEFAULT_REQID 0
109 /* RFC 1907: Management Information Base for SNMPv2
111 * RFC 1157: A Simple Network Management Protocol (SNMP)
116 #define SNMP_TRAP_COLDSTART (0x0)
117 #define SNMP_TRAP_WARMSTART (0x1)
118 #define SNMP_TRAP_LINKDOWN (0x2)
119 #define SNMP_TRAP_LINKUP (0x3)
120 #define SNMP_TRAP_AUTHENTICATIONFAILURE (0x4)
121 #define SNMP_TRAP_EGPNEIGHBORLOSS (0x5)
122 #define SNMP_TRAP_ENTERPRISESPECIFIC (0x6)
129 #endif /* SQUID_SNMP_PDU_H */