-- Module LegacyProtocol-ASN1-Module (X.692:07/2002)
-- See also ITU-T X.692 (03/2002)
-- See also the index of all ASN.1 assignments needed in this document
LegacyProtocol-ASN1-Module {joint-iso-itu-t(2) asn1(1) ecn(4) examples(5)
asn1-module4(11)} DEFINITIONS AUTOMATIC TAGS ::=
BEGIN
LegacyProtocolMessages ::= SEQUENCE {
message-id ENUMERATED {message1, message2, message3},
messages
CHOICE {message1 Message1,
message2 Message2,
message3 Message3}
}
-- The CHOICE is constrained by the value of message-id.
Message1 ::= SEQUENCE {
a A,
b-flag BOOLEAN,
c-len INTEGER(0..max-c-len),
b B OPTIONAL, -- determined by "b-flag"
c C, -- determined by "c-len"
d D OPTIONAL
} -- determined by end of PDU
A ::=
INTEGER
(0..7) -- Values 5..7 are reserved for future use. Version 1 systems should treat 5 to 7 as 4.
B ::= SEQUENCE {b1 ENUMERATED {e0, e1, e2, e3},
b2 BOOLEAN,
b3 INTEGER(0..3)
}
C ::= SEQUENCE (SIZE (0..max-c-len)) OF C-elem
C-elem ::= SEQUENCE {c1 BIT STRING(SIZE (4)),
c2 INTEGER(0..1024)
}
D ::= SEQUENCE (SIZE (0..max-d-len)) OF D-elem
D-elem ::= SEQUENCE {
d1 BOOLEAN,
d2 ENUMERATED {f0, f1, f2, f3, f4, f5, f6, f7},
d3 INTEGER(0..7)
}
max-c-len INTEGER ::= 7
max-d-len INTEGER ::= 20
Message2 ::= SEQUENCE {
-- something 1
}
Message3 ::= SEQUENCE {
-- something 2
}
END
-- Generated by Asnp, the ASN.1 pretty-printer of France Telecom R&D