enable building + linking of RUA support
diff --git a/src/rua_common.c b/src/rua_common.c
new file mode 100644
index 0000000..637cd72
--- /dev/null
+++ b/src/rua_common.c
@@ -0,0 +1,138 @@
+#include <stdint.h>
+
+#include <osmocom/core/msgb.h>
+
+#include "rua_common.h"
+#include "hnbgw.h"
+
+extern int asn1_xer_print;
+
+static struct msgb *rua_msgb_alloc(void)
+{
+ return msgb_alloc(1024, "RUA Tx");
+}
+
+#if 0
+ssize_t rua_generate_initiating_message(uint8_t ** buffer,
+ uint32_t * length,
+ e_RUA_ProcedureCode procedureCode,
+ RUA_Criticality_t criticality,
+ asn_TYPE_descriptor_t * td, void *sptr)
+{
+ RUA_RUA_PDU_t pdu;
+ ssize_t encoded;
+
+ memset(&pdu, 0, sizeof(pdu));
+
+ pdu.present = RUA_RUA_PDU_PR_initiatingMessage;
+ pdu.choice.initiatingMessage.procedureCode = procedureCode;
+ pdu.choice.initiatingMessage.criticality = criticality;
+ ANY_fromType_aper(&pdu.choice.initiatingMessage.value, td, sptr);
+
+ if (asn1_xer_print)
+ xer_fprint(stdout, &asn_DEF_RUA_RUA_PDU, (void *)&pdu);
+
+ if ((encoded =
+ aper_encode_to_new_buffer(&asn_DEF_RUA_RUA_PDU, 0, &pdu,
+ (void **)buffer)) < 0) {
+ return -1;
+ }
+
+ *length = encoded;
+ return encoded;
+}
+#endif
+
+struct msgb *rua_generate_successful_outcome(
+ e_RUA_ProcedureCode procedureCode,
+ RUA_Criticality_t criticality,
+ asn_TYPE_descriptor_t * td,
+ void *sptr)
+{
+
+ RUA_RUA_PDU_t pdu;
+ struct msgb *msg = rua_msgb_alloc();
+ asn_enc_rval_t rval;
+ int rc;
+
+ memset(&pdu, 0, sizeof(pdu));
+ pdu.present = RUA_RUA_PDU_PR_successfulOutcome;
+ pdu.choice.successfulOutcome.procedureCode = procedureCode;
+ pdu.choice.successfulOutcome.criticality = criticality;
+ rc = ANY_fromType_aper(&pdu.choice.successfulOutcome.value, td, sptr);
+ if (rc < 0) {
+ LOGP(DMAIN, LOGL_ERROR, "Error in ANY_fromType_aper\n");
+ msgb_free(msg);
+ return NULL;
+ }
+
+ rval = aper_encode_to_buffer(&asn_DEF_RUA_RUA_PDU, &pdu,
+ msg->data, msgb_tailroom(msg));
+ if (rval.encoded < 0) {
+ LOGP(DMAIN, LOGL_ERROR, "Error encoding type %s\n", rval.failed_type->name);
+ msgb_free(msg);
+ return NULL;
+ }
+
+ msgb_put(msg, rval.encoded);
+
+ return msg;
+}
+
+#if 0
+ssize_t rua_generate_unsuccessful_outcome(uint8_t ** buffer,
+ uint32_t * length,
+ e_RUA_ProcedureCode procedureCode,
+ RUA_Criticality_t criticality,
+ asn_TYPE_descriptor_t * td,
+ void *sptr)
+{
+
+ RUA_RUA_PDU_t pdu;
+ ssize_t encoded;
+
+ memset(&pdu, 0, sizeof(pdu));
+
+ pdu.present = RUA_RUA_PDU_PR_unsuccessfulOutcome;
+ pdu.choice.successfulOutcome.procedureCode = procedureCode;
+ pdu.choice.successfulOutcome.criticality = criticality;
+ ANY_fromType_aper(&pdu.choice.successfulOutcome.value, td, sptr);
+
+ if ((encoded =
+ aper_encode_to_new_buffer(&asn_DEF_RUA_RUA_PDU, 0, &pdu,
+ (void **)buffer)) < 0) {
+ return -1;
+ }
+
+ *length = encoded;
+
+ return encoded;
+}
+#endif
+
+RUA_IE_t *rua_new_ie(RUA_ProtocolIE_ID_t id,
+ RUA_Criticality_t criticality,
+ asn_TYPE_descriptor_t * type, void *sptr)
+{
+
+ RUA_IE_t *buff;
+
+ if ((buff = malloc(sizeof(*buff))) == NULL) {
+ // Possible error on malloc
+ return NULL;
+ }
+ memset((void *)buff, 0, sizeof(*buff));
+
+ buff->id = id;
+ buff->criticality = criticality;
+
+ ANY_fromType_aper(&buff->value, type, sptr);
+
+ if (asn1_xer_print)
+ if (xer_fprint(stdout, &asn_DEF_RUA_IE, buff) < 0) {
+ free(buff);
+ return NULL;
+ }
+
+ return buff;
+}