add erlang MAP code (from OTP)
diff --git a/asn1/TCAP-Tools.asn b/asn1/TCAP-Tools.asn
new file mode 100644
index 0000000..09ea9d9
--- /dev/null
+++ b/asn1/TCAP-Tools.asn
@@ -0,0 +1,47 @@
+-- Generated by Asnp, the pretty-printer of France Telecom R&D (http://asn1.elibel.tm.fr/asnp/)
+TCAP-Tools {itu-t recommendation q 775 modules(2) tools(1) version1(1)}
+DEFINITIONS ::=
+BEGIN
+
+EXPORTS
+ cancel,
+ cancelFailed,
+ cancelled
+;
+
+IMPORTS
+ OPERATION, ERROR
+ FROM Remote-Operations-Information-Objects {joint-iso-itu-t
+ remote-operations(4) informationObjects(5) version1(0)}
+
+ TCInvokeIdSet
+ FROM TCAPMessages {itu-t recommendation q 773 modules(2) messages(1)
+ version3(3)}
+;
+
+cancel OPERATION ::= {
+ ARGUMENT present < TCInvokeIdSet
+ -- a TC-user may redefine this type to include
+ -- an empty result so that it becomes a Class 1 operation
+ ERRORS {cancelFailed}
+}
+
+-- timer = 15 s
+cancelFailed ERROR ::= {
+ PARAMETER
+ SET {problem [0] CancelProblem,
+ invokeId [1] present < TCInvokeIdSet}
+}
+
+CancelProblem ::= ENUMERATED {
+ unknownInvocation(0), tooLate(1), notCancellable(2)}
+
+-- a TC-user may redefine this type to include application-specific problems
+cancelled ERROR ::=
+ {}
+
+-- an error of this type should be included in the error list of cancellable operations
+END
+
+-- Generated by Asnp, the ASN.1 pretty-printer of France Telecom R&D
+