forked from osmocom/wireshark
82 lines
2.6 KiB
Groff
82 lines
2.6 KiB
Groff
-- C1222 PROTOCOL
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--
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C1222-PROTOCOL DEFINITIONS ::=
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BEGIN
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MESSAGE ::= [APPLICATION 0] IMPLICIT SEQUENCE {
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aSO-context [1] ASO-qualifier OPTIONAL,
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called-AP-title [2] Called-AP-title OPTIONAL,
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called-AP-invocation-id [4] Called-AP-invocation-id OPTIONAL,
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calling-AP-title [6] Calling-AP-title OPTIONAL,
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calling-AE-qualifier [7] Calling-AE-qualifier OPTIONAL,
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calling-AP-invocation-id [8] Calling-AP-invocation-id,
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mechanism-name [11] IMPLICIT Mechanism-name OPTIONAL,
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calling-authentication-value [12] Calling-authentication-value OPTIONAL,
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user-information [30] User-information
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}
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ASO-qualifier ::= OBJECT IDENTIFIER
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Called-AP-title ::= CHOICE {
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called-ap-title-abs OBJECT IDENTIFIER,
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called-ap-title-rel [0] IMPLICIT RELATIVE-OID
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}
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Calling-AP-title ::= CHOICE {
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calling-ap-title-abs OBJECT IDENTIFIER,
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calling-ap-title-rel [0] IMPLICIT RELATIVE-OID
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}
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AP-invocation-id ::= INTEGER
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Called-AP-invocation-id ::= AP-invocation-id
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Calling-AP-invocation-id ::= AP-invocation-id
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AE-qualifier ::= INTEGER
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Calling-AE-qualifier ::= AE-qualifier
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Mechanism-name ::= OBJECT IDENTIFIER
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-- this is all of the authentication mechanism related stuff
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Calling-authentication-value ::= [2] IMPLICIT SEQUENCE {
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calling-authentication-value-indirect INTEGER DEFAULT 0,
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calling-authentication-value-encoding Authentication-value-encoding
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}
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Authentication-value-encoding ::= CHOICE {
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calling-authentication-value-single-asn1 [0] Calling-authentication-value-single-asn1,
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calling-authentication-value-octet-aligned [1] IMPLICIT OCTET STRING
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}
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Calling-authentication-value-single-asn1 ::= CHOICE {
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calling-authentication-value-c1222 Calling-authentication-value-c1222,
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calling-authentication-value-c1221 Calling-authentication-value-c1221
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}
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Calling-authentication-value-c1222 ::= [1] IMPLICIT SEQUENCE {
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key-id-element [0] IMPLICIT Key-id-element OPTIONAL,
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iv-element [1] IMPLICIT Iv-element OPTIONAL
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}
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Key-id-element ::= OCTET STRING (SIZE(1))
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Iv-element ::= OCTET STRING (SIZE(4))
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Calling-authentication-value-c1221 ::= [0] IMPLICIT CHOICE {
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c1221-auth-identification [0] IMPLICIT OCTET STRING (SIZE(3|5..259)),
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c1221-auth-request [0] IMPLICIT OCTET STRING (SIZE(1..255)),
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c1221-auth-response [0] IMPLICIT OCTET STRING (SIZE(0|1..255)),
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...
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}
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-- now the user information (EPSEM)
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User-information ::= EXTERNAL
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--User-information EPSEM-TYPE ::= { ... }
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--EPSEM-TYPE ::= CLASS {
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-- &direct-reference OBJECT IDENTIFIER OPTIONAL,
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-- &octet-aligned [1] IMPLICIT OCTET STRING
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--}
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END
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