1 files changed, 81 insertions, 0 deletions
diff --git a/epan/dissectors/asn1/c1222/c1222.asn b/epan/dissectors/asn1/c1222/c1222.asn
new file mode 100644
index 0000000000..39ac7756a3
--- /dev/null
+++ b/epan/dissectors/asn1/c1222/c1222.asn
@@ -0,0 +1,81 @@
+-- C1222 PROTOCOL
+--
+
+C1222-PROTOCOL DEFINITIONS ::=
+BEGIN
+
+MESSAGE  ::= [APPLICATION 0] IMPLICIT SEQUENCE {
+    aSO-context                   [1]  ASO-qualifier OPTIONAL,
+    called-AP-title               [2]  Called-AP-title OPTIONAL,
+    called-AP-invocation-id       [4]  Called-AP-invocation-id OPTIONAL,
+    calling-AP-title              [6]  Calling-AP-title OPTIONAL,
+    calling-AE-qualifier          [7]  Calling-AE-qualifier OPTIONAL,
+    calling-AP-invocation-id      [8]  Calling-AP-invocation-id,
+    mechanism-name                [11] IMPLICIT Mechanism-name OPTIONAL,
+    calling-authentication-value  [12] Calling-authentication-value OPTIONAL,
+    user-information              [30] User-information
+}
+
+ASO-qualifier ::= OBJECT IDENTIFIER
+
+Called-AP-title ::= CHOICE {
+    called-ap-title-abs OBJECT IDENTIFIER,
+    called-ap-title-rel [0] IMPLICIT RELATIVE-OID
+}
+Calling-AP-title ::= CHOICE {
+    calling-ap-title-abs OBJECT IDENTIFIER,
+    calling-ap-title-rel [0] IMPLICIT RELATIVE-OID
+}
+AP-invocation-id ::= INTEGER
+Called-AP-invocation-id ::= AP-invocation-id
+Calling-AP-invocation-id ::= AP-invocation-id
+AE-qualifier ::= INTEGER
+Calling-AE-qualifier ::= AE-qualifier
+Mechanism-name ::= OBJECT IDENTIFIER
+
+-- this is all of the authentication mechanism related stuff 
+
+Calling-authentication-value ::= [2] IMPLICIT SEQUENCE {
+    calling-authentication-value-indirect   INTEGER DEFAULT 0,
+    calling-authentication-value-encoding   Authentication-value-encoding
+}
+
+Authentication-value-encoding ::= CHOICE { 
+    calling-authentication-value-single-asn1    [0] Calling-authentication-value-single-asn1, 
+    calling-authentication-value-octet-aligned  [1] IMPLICIT OCTET STRING
+}
+
+Calling-authentication-value-single-asn1 ::= CHOICE { 
+    calling-authentication-value-c1222   Calling-authentication-value-c1222,
+    calling-authentication-value-c1221   Calling-authentication-value-c1221
+}
+
+Calling-authentication-value-c1222 ::= [1] IMPLICIT SEQUENCE {
+    key-id-element [0] IMPLICIT Key-id-element OPTIONAL,
+    iv-element     [1] IMPLICIT Iv-element OPTIONAL
+}
+
+Key-id-element ::= OCTET STRING (SIZE(1))
+Iv-element ::= OCTET STRING (SIZE(4))
+
+Calling-authentication-value-c1221 ::= [0] IMPLICIT CHOICE {
+    c1221-auth-identification   [0] IMPLICIT OCTET STRING (SIZE(3|5..259)),
+    c1221-auth-request          [0] IMPLICIT OCTET STRING (SIZE(1..255)),
+    c1221-auth-response         [0] IMPLICIT OCTET STRING (SIZE(0|1..255)),
+    ...
+}
+
+-- now the user information (EPSEM) 
+User-information ::= EXTERNAL 
+
+--User-information EPSEM-TYPE ::= { ... }
+
+--EPSEM-TYPE ::= CLASS {
+--  &direct-reference OBJECT IDENTIFIER OPTIONAL,
+--  &octet-aligned [1] IMPLICIT OCTET STRING
+--}
+
+
+END
+
+