initial chekin of code received by Ericsson on 20170410
diff --git a/COMMON/src/UsefulTtcn3Types.ttcn b/COMMON/src/UsefulTtcn3Types.ttcn
new file mode 100644
index 0000000..911e1a5
--- /dev/null
+++ b/COMMON/src/UsefulTtcn3Types.ttcn
@@ -0,0 +1,99 @@
+/******************************************************************************
+* Copyright (c) 2004, 2014  Ericsson AB
+* All rights reserved. This program and the accompanying materials
+* are made available under the terms of the Eclipse Public License v1.0
+* which accompanies this distribution, and is available at
+* http://www.eclipse.org/legal/epl-v10.html
+*
+* Contributors:
+*   Zoltan Jasz - initial implementation and initial documentation
+*   Abhishek Gupta
+*   Attila Balasko
+*   Endre Kulcsar
+*   Gabor Bettesch
+*   Gabor Szalai
+*   Janos Kovesdi
+*   Sandor Palugyai
+*   Tibor Csondes
+******************************************************************************/
+//
+//  File:          UsefulTtcn3Types.ttcn
+//  Rev:           R9A
+//  Prodnr:        CNL 113 368
+//
+////////////////////////////////////////////////////////////////////////////////
+module UsefulTtcn3Types {
+
+
+    type integer byte (-128 .. 127) with { variant "/* 8 bit */" };
+
+    type integer unsignedbyte (0 .. 255) with { variant "/*unsigned 8 bit*/" };
+
+    type integer short (-32768 .. 32767) with { variant "/*16 bit*/" };
+
+    type integer unsignedshort (0 .. 65535) with { variant "/*unsigned 16 bit*/" };
+
+    type integer long (-2147483648 .. 2147483647) with { variant "/*32 bit*/" };
+
+    type integer unsignedlong (0 .. 4294967295) with { variant "/*unsigned 32 bit*/" };
+
+    type integer longlong /* (  -9223372036854775808 .. 9223372036854775807 ) */ with { variant "/*64 bit*/" };
+
+    type integer unsignedlonglong /* ( 0 .. 18446744073709551615 ) */ with { variant "/*unsigned 64 bit*/" };
+
+    type float IEEE754float with { variant "/*IEEE754 float*/" };
+
+    type float IEEE754double with { variant "/*IEEE754 double*/" };
+
+    type float IEEE754extfloat with { variant "/*IEEE754 extended float*/" };
+
+    type float IEEE754extdouble with { variant "/*IEEE754 extended double*/" };
+
+    type universal charstring utf8string with { variant "/*UTF-8*/" };
+
+    type universal charstring bmpstring ( char ( 0,0,0,0 ) .. char ( 0,0,255,255) ) with { variant "/*UCS-2*/" };
+
+    type universal charstring utf16string ( char ( 0,0,0,0 ) .. char ( 0,16,255,255) ) with { variant "/*UTF-16*/" };
+
+    type universal charstring iso8859string ( char ( 0,0,0,0 ) .. char ( 0,0,0,255) ) with { variant "/*8 bit*/" };
+
+    type record IDLfixed
+    {
+    	unsignedshort digits,
+    	short scale,
+    	charstring value_
+    }
+    with {
+    variant "/*IDL:fixed FORMAL/01-12-01 v.2.6*/";
+    };
+
+    /*
+    type charstring char length (1);
+
+    NOTE 1: The name of this useful type is the same as the TTCN-3 keyword used to denote universal
+    charstring values in the quadraple form. In general it is disallowed to use TTCN-3 keywords as
+    identifiers. The "char" useful type is a solitary exception and allowed only for backward compatibility
+    with previous versions of the TTCN-3 standard. (except Titan doesn't)
+
+    NOTE 2: The special string "8 bit" defined in clause 28.2.3 may be used with this type to specify a given encoding
+    for its values. Also, other properties of the base type can be changed by using attribute mechanisms.
+    */
+
+    type universal charstring uchar length (1);
+
+    /*
+    NOTE: Special strings defined in clause 28.2.3 except "8 bit" may be used with this type to specify a given
+    encoding for its values. Also, other properties of the base type can be changed by using attribute
+    mechanisms.
+    */
+
+    type bitstring bit length (1);
+
+    type hexstring hex length (1);
+
+    type octetstring octet length (1);
+
+}
+with {
+encode "XML";
+}