sabp: Generate C/H files for SABP; create libosmo-sabp

This uses the (modified) Osmocom asn1c on the (modified) SABP ASN.1
syntax to generate C code + header files for SABP parsing/encoding.

It also adds some helper code for message encoding and decoding as well
as a new libosmo-sabp shared library which can be used by programs to
implement SABP related functionality.

Change-Id: Ib9580d1af96354398da4c9f97b28a0e23d56e275
diff --git a/include/osmocom/sabp/SABP_ProcedureCode.h b/include/osmocom/sabp/SABP_ProcedureCode.h
new file mode 100644
index 0000000..854f113
--- /dev/null
+++ b/include/osmocom/sabp/SABP_ProcedureCode.h
@@ -0,0 +1,54 @@
+/*
+ * Generated by asn1c-0.9.28 (http://lionet.info/asn1c)
+ * From ASN.1 module "SABP-CommonDataTypes"
+ * 	found in "../../asn1/sabp/SABP-CommonDataTypes.asn"
+ */
+
+#ifndef	_SABP_ProcedureCode_H_
+#define	_SABP_ProcedureCode_H_
+
+
+#include <asn_application.h>
+
+/* Including external dependencies */
+#include <NativeInteger.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/* Dependencies */
+typedef enum SABP_ProcedureCode {
+	SABP_ProcedureCode_id_Write_Replace	= 0,
+	SABP_ProcedureCode_id_Kill	= 1,
+	SABP_ProcedureCode_id_Load_Status_Enquiry	= 2,
+	SABP_ProcedureCode_id_Message_Status_Query	= 3,
+	SABP_ProcedureCode_id_Restart_Indication	= 4,
+	SABP_ProcedureCode_id_Reset	= 5,
+	SABP_ProcedureCode_id_Failure_Indication	= 6,
+	SABP_ProcedureCode_id_Error_Indication	= 7
+} e_SABP_ProcedureCode;
+
+/* SABP_ProcedureCode */
+typedef long	 SABP_ProcedureCode_t;
+
+/* Implementation */
+extern asn_TYPE_descriptor_t asn_DEF_SABP_ProcedureCode;
+asn_struct_free_f SABP_ProcedureCode_free;
+asn_struct_print_f SABP_ProcedureCode_print;
+asn_constr_check_f SABP_ProcedureCode_constraint;
+ber_type_decoder_f SABP_ProcedureCode_decode_ber;
+der_type_encoder_f SABP_ProcedureCode_encode_der;
+xer_type_decoder_f SABP_ProcedureCode_decode_xer;
+xer_type_encoder_f SABP_ProcedureCode_encode_xer;
+per_type_decoder_f SABP_ProcedureCode_decode_uper;
+per_type_encoder_f SABP_ProcedureCode_encode_uper;
+per_type_decoder_f SABP_ProcedureCode_decode_aper;
+per_type_encoder_f SABP_ProcedureCode_encode_aper;
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif	/* _SABP_ProcedureCode_H_ */
+#include <asn_internal.h>