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Diffstat (limited to 'epan/dissectors/asn1/snmp/snmp.asn')
| -rw-r--r-- | epan/dissectors/asn1/snmp/snmp.asn | 338 |
1 files changed, 338 insertions, 0 deletions
diff --git a/epan/dissectors/asn1/snmp/snmp.asn b/epan/dissectors/asn1/snmp/snmp.asn new file mode 100644 index 0000000000..4abd119625 --- /dev/null +++ b/epan/dissectors/asn1/snmp/snmp.asn @@ -0,0 +1,338 @@ +RFC1157-SNMP DEFINITIONS ::= BEGIN + +-- IMPORTS +-- ObjectName, ObjectSyntax, NetworkAddress, IpAddress, TimeTicks +-- FROM RFC1155-SMI; +-- +-- Local imports +-- IMPORTS +-- ObjectName, ObjectSyntax, NetworkAddress, IpAddress, TimeTicks +-- FROM RFC1155-SMI; +-- +-- names of objects +-- (Note that these definitions of ObjectName and NotificationName +-- are not to be IMPORTed by MIB modules.) +-- + +--ObjectSyntax ::= CHOICE { +-- simple SimpleSyntax, +-- application-wide ApplicationSyntax +--} + +--SimpleSyntax ::= CHOICE { +-- integer-value Integer-value, +-- string-value String-value, +-- objectID-value ObjectID-value, +-- empty Empty +--} + +--String-value ::= OCTET STRING (SIZE (0..65535)) + + -- includes Integer32 +--Integer-value ::= INTEGER (-2147483648..2147483647) + +--Integer32 ::= INTEGER (-2147483648..2147483647) + +--ObjectID-value ::= OBJECT IDENTIFIER + +--Empty ::= NULL + + -- hundredths of seconds since an event, usualy the last restart +--TimeTicks ::= [APPLICATION 3] IMPLICIT INTEGER (0..4294967295) + +--Opaque ::= [APPLICATION 4] IMPLICIT OCTET STRING + +--Counter64 ::= [APPLICATION 6] IMPLICIT INTEGER (0..18446744073709551615) + +--ApplicationSyntax ::= CHOICE { +-- ipAddress-value IpAddress, +-- counter-value Counter32, +-- timeticks-value TimeTicks, +-- arbitrary-value Opaque, +-- big-counter-value Counter64, +-- unsigned-integer-value Unsigned32 + -- includes Gauge32 +--} +--NetworkAddress ::= CHOICE { internet IpAddress } +--IpAddress ::= [APPLICATION 0] IMPLICIT OCTET STRING (SIZE (4)) + +NotificationName ::= OBJECT IDENTIFIER +EnterpriseOID ::= OBJECT IDENTIFIER +NetworkAddress ::= [APPLICATION 0] IMPLICIT OCTET STRING (SIZE (4)) +TimeTicks ::= [APPLICATION 3] IMPLICIT INTEGER (0..4294967295) +Integer32 ::= INTEGER (-2147483648..2147483647) +ObjectName ::= OBJECT IDENTIFIER +--Counter32 ::= [APPLICATION 1] IMPLICIT INTEGER (0..4294967295) +--Gauge32 ::= [APPLICATION 2] IMPLICIT INTEGER (0..4294967295) +--Unsigned32 ::= [APPLICATION 2] IMPLICIT INTEGER (0..4294967295) + +-- End Import + +Message ::= SEQUENCE { + version Version, + community OCTET STRING, + data PDUs +} + +Version ::= INTEGER { version-1(0), v2c(1), v2u (2), snmpv3(3) } + + +Messagev2u ::= + SEQUENCE { + version Version, + parameters OCTET STRING, + -- <model=1> + -- <qoS><agentID><agentBoots><agentTime><maxSize> + -- <userLen><userName><authLen><authDigest> + -- <contextSelector> + + datav2u CHOICE { + plaintext PDUs, + encrypted OCTET STRING + } +} + +-- USMSecurityParametersSyntax DEFINITIONS IMPLICIT TAGS ::= BEGIN + +UsmSecurityParameters ::= SEQUENCE { + -- global User-based security parameters + msgAuthoritativeEngineID SnmpEngineID, + msgAuthoritativeEngineBoots INTEGER (0..2147483647), + msgAuthoritativeEngineTime INTEGER (0..2147483647), + msgUserName OCTET STRING (SIZE(1..32)), + -- authentication protocol specific parameters + msgAuthenticationParameters OCTET STRING, + -- privacy protocol specific parameters + msgPrivacyParameters OCTET STRING +} + -- END USMSecurityParametersSyntax + +SnmpEngineID ::= OCTET STRING + +-- SNMPv3MessageSyntax DEFINITIONS IMPLICIT TAGS ::= BEGIN + +SNMPv3Message ::= SEQUENCE { + -- identify the layout of the SNMPv3Message + -- this element is in same position as in SNMPv1 + -- and SNMPv2c, allowing recognition + -- the value 3 is used for snmpv3 + msgVersion Version, + -- INTEGER ( 0 .. 2147483647 ), + -- administrative parameters + msgGlobalData HeaderData, + -- security model-specific parameters + -- format defined by Security Model + msgSecurityParameters OCTET STRING, + msgData ScopedPduData +} + +HeaderData ::= SEQUENCE { + msgID INTEGER (0..2147483647), + msgMaxSize INTEGER (484..2147483647), + + msgFlags OCTET STRING (SIZE(1)), + -- .... ...1 authFlag + -- .... ..1. privFlag + -- .... .1.. reportableFlag + -- Please observe: + -- .... ..00 is OK, means noAuthNoPriv + -- .... ..01 is OK, means authNoPriv + -- .... ..10 reserved, must NOT be used. + -- .... ..11 is OK, means authPriv + + msgSecurityModel INTEGER (1..2147483647) +} + + +ScopedPduData ::= CHOICE { + plaintext ScopedPDU, + encryptedPDU OCTET STRING -- encrypted scopedPDU value +} + +ScopedPDU ::= SEQUENCE { + contextEngineID SnmpEngineID, + contextName OCTET STRING, + data PDUs + -- ANY + -- e.g., PDUs as defined in RFC 1905 +} + +-- END SNMPv3MessageSyntax + -- protocol data units + +PDUs ::= CHOICE { + get-request GetRequest-PDU, + get-next-request GetNextRequest-PDU, + get-response GetResponse-PDU, + set-request SetRequest-PDU, + trap Trap-PDU, + getBulkRequest GetBulkRequest-PDU, + informRequest InformRequest-PDU, + snmpV2-trap SNMPv2-Trap-PDU, + report Report-PDU +} + +-- PDUs + +GetRequest-PDU ::= [0] IMPLICIT PDU +GetNextRequest-PDU ::= [1] IMPLICIT PDU +GetResponse-PDU ::= [2] IMPLICIT PDU + +SetRequest-PDU ::= [3] IMPLICIT PDU + +-- v2 added +-- [4] is obsolete +GetBulkRequest-PDU ::= [5] IMPLICIT BulkPDU +InformRequest-PDU ::= [6] IMPLICIT PDU +SNMPv2-Trap-PDU ::= [7] IMPLICIT PDU + + -- Usage and precise semantics of Report-PDU are not presently + -- defined. Any SNMP administrative framework making use of + -- this PDU must define its usage and semantics. +Report-PDU ::= [8] IMPLICIT PDU + + +PDU ::= SEQUENCE { + request-id INTEGER, + error-status INTEGER { + noError(0), + tooBig(1), + noSuchName(2), -- for proxy compatibility + badValue(3), -- for proxy compatibility + readOnly(4), -- for proxy compatibility + genErr(5), + noAccess(6), + wrongType(7), + wrongLength(8), + wrongEncoding(9), + wrongValue(10), + noCreation(11), + inconsistentValue(12), + resourceUnavailable(13), + commitFailed(14), + undoFailed(15), + authorizationError(16), + notWritable(17), + inconsistentName(18) + }, + error-index INTEGER, + variable-bindings VarBindList +} + +-- v2 +BulkPDU ::= SEQUENCE { -- MUST be identical in structure to PDU + request-id Integer32, + non-repeaters INTEGER (0..2147483647), + max-repetitions INTEGER (0..2147483647), + variable-bindings VarBindList +} + +-- end v2 +Trap-PDU ::= [4] IMPLICIT SEQUENCE { + enterprise EnterpriseOID, -- type of object generating trap, see sysObjectID in [5] + agent-addr NetworkAddress, -- address of object generating trap + generic-trap INTEGER { -- generic trap type + coldStart(0), + warmStart(1), + linkDown(2), + linkUp(3), + authenticationFailure(4), + egpNeighborLoss(5), + enterpriseSpecific(6) + }, + specific-trap INTEGER, -- specific code, present even if generic-trap is not enterpriseSpecific + time-stamp TimeTicks, -- time elapsed between the last (re)initialization of the network entity and the generation of the trap + variable-bindings VarBindList -- "interesting" information +} + + +-- variable bindings + +VarBind ::= SEQUENCE { name ObjectName, valueType ValueType } +-- SEQUENCE { +-- name ObjectName, +-- valueType ValueType +-- } + +--ValueType ::= CHOICE { +-- value ObjectSyntax, +-- unSpecified NULL, + -- in retrieval requests + -- exceptions in responses +-- noSuchObject[0] IMPLICIT NULL, +-- noSuchInstance[1] IMPLICIT NULL, +-- endOfMibView[2] IMPLICIT NULL +--} + +VarBindList ::= SEQUENCE OF VarBind + +-- SMUX DEFINITIONS ::= BEGIN RFC 1227 + +SMUX-PDUs ::= CHOICE { + open OpenPDU,-- SMUX peer uses immediately after TCP open + close ClosePDU, -- either uses immediately before TCP close + registerRequest RReqPDU, -- SMUX peer uses + +-- registerResponse .. SNMP agent uses +-- RRspPDU, +-- +-- PDUs, +-- Rewritten + registerResponse RegisterResponse, + -- note that roles are reversed: + -- SNMP agent does get/get-next/set + -- SMUX peer does get-response/trap + + commitOrRollback -- SNMP agent uses + SOutPDU +} + +RegisterResponse ::= CHOICE { + rRspPDU RRspPDU, + pDUs PDUs +} + + -- open PDU + -- currently only simple authentication + +OpenPDU ::= CHOICE { + smux-simple SimpleOpen +} + +SimpleOpen ::= [APPLICATION 0] IMPLICIT SEQUENCE { + smux-version INTEGER { version-1(0) }, -- of SMUX protocol + identity OBJECT IDENTIFIER, -- of SMUX peer, authoritative + description DisplayString, -- of SMUX peer, implementation-specific + password OCTET STRING -- zero length indicates no authentication +} + +DisplayString ::= OCTET STRING + +ClosePDU ::= [APPLICATION 1] IMPLICIT INTEGER { + goingDown(0), + unsupportedVersion(1), + packetFormat(2), + protocolError(3), + internalError(4), + authenticationFailure(5) +} + + + -- insert PDU +RReqPDU ::= [APPLICATION 2] IMPLICIT SEQUENCE { + subtree ObjectName, + priority INTEGER (-1..2147483647), -- the lower the better, "-1" means default + + operation INTEGER { + delete(0), -- remove registration + readOnly(1), -- add registration, objects are RO + readWrite(2) -- .., objects are RW + } +} + +RRspPDU ::= [APPLICATION 3] IMPLICIT INTEGER { failure(-1) } -- on success the non-negative priority is returned +SOutPDU ::= [APPLICATION 4] IMPLICIT INTEGER { commit(0), rollback(1) } + +END + + |