diff --git a/3rdparty/libe2ap/PrintableString.h b/3rdparty/libe2ap/PrintableString.h
new file mode 100644
index 0000000..8c2b61a
--- /dev/null
+++ b/3rdparty/libe2ap/PrintableString.h
@@ -0,0 +1,37 @@
+/*-
+ * Copyright (c) 2003-2017 Lev Walkin <vlm@lionet.info>. All rights reserved.
+ * Redistribution and modifications are permitted subject to BSD license.
+ */
+#ifndef	_PrintableString_H_
+#define	_PrintableString_H_
+
+#include <OCTET_STRING.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+typedef OCTET_STRING_t PrintableString_t;  /* Implemented via OCTET STRING */
+
+extern asn_TYPE_descriptor_t asn_DEF_PrintableString;
+extern asn_TYPE_operation_t asn_OP_PrintableString;
+
+asn_constr_check_f PrintableString_constraint;
+
+#define PrintableString_free            OCTET_STRING_free
+#define PrintableString_print           OCTET_STRING_print_utf8
+#define PrintableString_compare         OCTET_STRING_compare
+#define PrintableString_decode_ber      OCTET_STRING_decode_ber
+#define PrintableString_encode_der      OCTET_STRING_encode_der
+#define PrintableString_decode_xer      OCTET_STRING_decode_xer_utf8
+#define PrintableString_encode_xer      OCTET_STRING_encode_xer_utf8
+#define PrintableString_decode_uper     OCTET_STRING_decode_uper
+#define PrintableString_encode_uper     OCTET_STRING_encode_uper
+#define PrintableString_decode_aper     OCTET_STRING_decode_aper
+#define PrintableString_encode_aper     OCTET_STRING_encode_aper
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif	/* _PrintableString_H_ */