add asn1c generated C source for RANAP (and Makefile to regenerate)
diff --git a/src/ranap/RANAP_Cause.h b/src/ranap/RANAP_Cause.h
new file mode 100644
index 0000000..156504f
--- /dev/null
+++ b/src/ranap/RANAP_Cause.h
@@ -0,0 +1,69 @@
+/*
+ * Generated by asn1c-0.9.28 (http://lionet.info/asn1c)
+ * From ASN.1 module "RANAP-IEs"
+ * 	found in "../../asn1/ranap/RANAP-IEs.asn"
+ */
+
+#ifndef	_RANAP_Cause_H_
+#define	_RANAP_Cause_H_
+
+
+#include <asn_application.h>
+
+/* Including external dependencies */
+#include "RANAP_CauseRadioNetwork.h"
+#include "RANAP_CauseTransmissionNetwork.h"
+#include "RANAP_CauseNAS.h"
+#include "RANAP_CauseProtocol.h"
+#include "RANAP_CauseMisc.h"
+#include "RANAP_CauseNon-Standard.h"
+#include "RANAP_CauseRadioNetworkExtension.h"
+#include <constr_CHOICE.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/* Dependencies */
+typedef enum RANAP_Cause_PR {
+	RANAP_Cause_PR_NOTHING,	/* No components present */
+	RANAP_Cause_PR_radioNetwork,
+	RANAP_Cause_PR_transmissionNetwork,
+	RANAP_Cause_PR_nAS,
+	RANAP_Cause_PR_protocol,
+	RANAP_Cause_PR_misc,
+	RANAP_Cause_PR_non_Standard,
+	/* Extensions may appear below */
+	RANAP_Cause_PR_radioNetworkExtension
+} RANAP_Cause_PR;
+
+/* RANAP_Cause */
+typedef struct RANAP_Cause {
+	RANAP_Cause_PR present;
+	union RANAP_Cause_u {
+		RANAP_CauseRadioNetwork_t	 radioNetwork;
+		RANAP_CauseTransmissionNetwork_t	 transmissionNetwork;
+		RANAP_CauseNAS_t	 nAS;
+		RANAP_CauseProtocol_t	 protocol;
+		RANAP_CauseMisc_t	 misc;
+		RANAP_CauseNon_Standard_t	 non_Standard;
+		/*
+		 * This type is extensible,
+		 * possible extensions are below.
+		 */
+		RANAP_CauseRadioNetworkExtension_t	 radioNetworkExtension;
+	} choice;
+	
+	/* Context for parsing across buffer boundaries */
+	asn_struct_ctx_t _asn_ctx;
+} RANAP_Cause_t;
+
+/* Implementation */
+extern asn_TYPE_descriptor_t asn_DEF_RANAP_Cause;
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif	/* _RANAP_Cause_H_ */
+#include <asn_internal.h>