diff --git a/3rdparty/libe2ap/InterfaceProtocolIE-ID.h b/3rdparty/libe2ap/InterfaceProtocolIE-ID.h
new file mode 100644
index 0000000..45370d1
--- /dev/null
+++ b/3rdparty/libe2ap/InterfaceProtocolIE-ID.h
@@ -0,0 +1,44 @@
+/*
+ * Generated by asn1c-0.9.29 (http://lionet.info/asn1c)
+ * From ASN.1 module "E2SM-gNB-X2-IEs"
+ * 	found in "Spec/e2_and_x2-combined-and-minimized.asn1"
+ * 	`asn1c -pdu=auto -fincludes-quoted -fcompound-names -fno-include-deps -gen-PER -no-gen-OER -no-gen-example`
+ */
+
+#ifndef	_InterfaceProtocolIE_ID_H_
+#define	_InterfaceProtocolIE_ID_H_
+
+
+#include "asn_application.h"
+
+/* Including external dependencies */
+#include "ProtocolIE-ID.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/* InterfaceProtocolIE-ID */
+typedef ProtocolIE_ID_t	 InterfaceProtocolIE_ID_t;
+
+/* Implementation */
+extern asn_per_constraints_t asn_PER_type_InterfaceProtocolIE_ID_constr_1;
+extern asn_TYPE_descriptor_t asn_DEF_InterfaceProtocolIE_ID;
+asn_struct_free_f InterfaceProtocolIE_ID_free;
+asn_struct_print_f InterfaceProtocolIE_ID_print;
+asn_constr_check_f InterfaceProtocolIE_ID_constraint;
+ber_type_decoder_f InterfaceProtocolIE_ID_decode_ber;
+der_type_encoder_f InterfaceProtocolIE_ID_encode_der;
+xer_type_decoder_f InterfaceProtocolIE_ID_decode_xer;
+xer_type_encoder_f InterfaceProtocolIE_ID_encode_xer;
+per_type_decoder_f InterfaceProtocolIE_ID_decode_uper;
+per_type_encoder_f InterfaceProtocolIE_ID_encode_uper;
+per_type_decoder_f InterfaceProtocolIE_ID_decode_aper;
+per_type_encoder_f InterfaceProtocolIE_ID_encode_aper;
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif	/* _InterfaceProtocolIE_ID_H_ */
+#include "asn_internal.h"