import ans1c generated C sources for HNBAP

TODO: split the HNBAP specific code from the core runtime code
and use libosmo-asn1c instead.  This is required as we will be
dealing with multiple ASN.1 data formats from within a single
executable.
diff --git a/src/asn1c/Presence.h b/src/asn1c/Presence.h
new file mode 100644
index 0000000..d79cf81
--- /dev/null
+++ b/src/asn1c/Presence.h
@@ -0,0 +1,50 @@
+/*
+ * Generated by asn1c-0.9.28 (http://lionet.info/asn1c)
+ * From ASN.1 module "HNBAP-CommonDataTypes"
+ * 	found in "../../asn1/hnbap/HNBAP-CommonDataTypes.asn"
+ * 	`asn1c -gen-PER -fnative-types`
+ */
+
+#ifndef	_Presence_H_
+#define	_Presence_H_
+
+
+#include <asn_application.h>
+
+/* Including external dependencies */
+#include <NativeEnumerated.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/* Dependencies */
+typedef enum Presence {
+	Presence_optional	= 0,
+	Presence_conditional	= 1,
+	Presence_mandatory	= 2
+} e_Presence;
+
+/* Presence */
+typedef long	 Presence_t;
+
+/* Implementation */
+extern asn_TYPE_descriptor_t asn_DEF_Presence;
+asn_struct_free_f Presence_free;
+asn_struct_print_f Presence_print;
+asn_constr_check_f Presence_constraint;
+ber_type_decoder_f Presence_decode_ber;
+der_type_encoder_f Presence_encode_der;
+xer_type_decoder_f Presence_decode_xer;
+xer_type_encoder_f Presence_encode_xer;
+per_type_decoder_f Presence_decode_uper;
+per_type_encoder_f Presence_encode_uper;
+per_type_decoder_f Presence_decode_aper;
+per_type_encoder_f Presence_encode_aper;
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif	/* _Presence_H_ */
+#include <asn_internal.h>