Added transmission of NAS UE message to RRC for AS_CELL_INFO_REQ and AS_NAS_ESTABLISH_REQ.

git-svn-id: http://svn.eurecom.fr/openair4G/trunk@4670 818b1a75-f10b-46b9-bf7c-635c3b92a50f

openair-cn/NAS/EURECOM-NAS/src/emm/sap/emm_as.c

@@ -36,7 +36,7 @@ Description Defines the EMMAS Service Access Point that provides
 #include <string.h> // memset
 #include <stdlib.h> // malloc, free
 
-#if defined(EPC_BUILD) && defined(NAS_MME)
+#if (defined(EPC_BUILD) && defined(NAS_MME)) || (defined(UE_BUILD) && defined(NAS_UE))
 # include "nas_itti_messaging.h"
 #endif
 
@@ -1107,10 +1107,49 @@ static int _emm_as_send(const emm_as_t *msg)
                 break;
         }
 #else
+# if defined(UE_BUILD) && defined(NAS_UE)
+        LOG_TRACE(DEBUG, "EMMAS-SAP - "
+                  "Sending msg with id 0x%x, primitive %s (%d) to RRC layer for transmission",
+                  as_msg.msgID,
+                  _emm_as_primitive_str[msg->primitive - _EMMAS_START - 1],
+                  msg->primitive);
+
+        switch (as_msg.msgID) {
+            case AS_CELL_INFO_REQ: {
+                nas_itti_cell_info_req(as_msg.msg.cell_info_req.plmnID,
+                                       as_msg.msg.cell_info_req.rat);
+                LOG_FUNC_RETURN (RETURNok);
+            } break;
+
+            case AS_NAS_ESTABLISH_REQ: {
+                nas_itti_nas_establish_req(as_msg.msg.nas_establish_req.cause,
+                                           as_msg.msg.nas_establish_req.type,
+                                           as_msg.msg.nas_establish_req.s_tmsi,
+                                           as_msg.msg.nas_establish_req.plmnID,
+                                           as_msg.msg.nas_establish_req.initialNasMsg.data,
+                                           as_msg.msg.nas_establish_req.initialNasMsg.length);
+                LOG_FUNC_RETURN (RETURNok);
+            } break;
+
+            case AS_UL_INFO_TRANSFER_REQ: {
+
+                LOG_FUNC_RETURN (RETURNok);
+            } break;
+
+            case AS_RAB_ESTABLISH_RSP: {
+
+                LOG_FUNC_RETURN (RETURNok);
+            } break;
+
+            default:
+              break;
+        }
+# else
         int bytes = as_message_send(&as_msg);
         if (bytes > 0) {
             LOG_FUNC_RETURN (RETURNok);
         }
+# endif
 #endif
     }
     LOG_FUNC_RETURN (RETURNerror);

openair-cn/NAS/Makefile.UE

@@ -4,6 +4,7 @@ include $(UE_NAS_DIR)/EURECOM-NAS/Makefile.inc
 
 libnas_INCLUDES =								\
 	-I$(OPENAIR2_DIR)							\
+	-I$(UE_NAS_DIR)								\
 	-I$(SRCDIR)									\
 	-I$(INCDIR)									\
 	-I$(UTILDIR)								\
@@ -249,6 +250,7 @@ libnas_usim_OBJS =								\
 
 libnas_OBJS =									\
     nas_ue_task.o								\
+    nas_itti_messaging.o						\
     EURECOM-NAS/src/nas_parser.o				\
     EURECOM-NAS/src/nas_proc.o					\
     EURECOM-NAS/src/nas_user.o					\

openair-cn/NAS/nas_itti_messaging.c

@@ -33,6 +33,7 @@
 #include "intertask_interface.h"
 #include "nas_itti_messaging.h"
 
+#if defined(EPC_BUILD) && defined(NAS_MME)
 int nas_itti_dl_data_req(const uint32_t ue_id, void *const data,
                          const uint32_t length)
 {
@@ -60,3 +61,34 @@ void nas_itti_establish_cnf(const nas_error_code_t error_code, void *const data,
 
     itti_send_msg_to_task(TASK_S1AP, INSTANCE_DEFAULT, message_p);
 }
+#endif
+
+#if defined(UE_BUILD) && defined(NAS_UE)
+int nas_itti_cell_info_req(const plmn_t plmnID, const Byte_t rat)
+{
+    MessageDef *message_p;
+
+    message_p = itti_alloc_new_message(TASK_NAS_UE, NAS_CELL_SELECTION_REQ);
+
+    NAS_CELL_SELECTION_REQ(message_p).plmnID    = plmnID;
+    NAS_CELL_SELECTION_REQ(message_p).rat       = rat;
+
+    return itti_send_msg_to_task(TASK_RRC_UE, INSTANCE_DEFAULT, message_p);
+}
+
+int nas_itti_nas_establish_req(as_cause_t cause, as_call_type_t type, as_stmsi_t s_tmsi, plmn_t plmnID, Byte_t *data, UInt32_t length)
+{
+    MessageDef *message_p;
+
+    message_p = itti_alloc_new_message(TASK_NAS_UE, NAS_CONN_ESTABLI_REQ);
+
+    NAS_CONN_ESTABLI_REQ(message_p).cause                       = cause;
+    NAS_CONN_ESTABLI_REQ(message_p).type                        = type;
+    NAS_CONN_ESTABLI_REQ(message_p).s_tmsi                      = s_tmsi;
+    NAS_CONN_ESTABLI_REQ(message_p).plmnID                      = plmnID;
+    NAS_CONN_ESTABLI_REQ(message_p).initialNasMsg.data          = data;
+    NAS_CONN_ESTABLI_REQ(message_p).initialNasMsg.length        = length;
+
+    itti_send_msg_to_task(TASK_RRC_UE, INSTANCE_DEFAULT, message_p);
+}
+#endif

openair-cn/NAS/nas_itti_messaging.h

@@ -27,14 +27,16 @@
                  06410 Biot FRANCE
 
 *******************************************************************************/
+#ifndef NAS_ITTI_MESSAGING_H_
+#define NAS_ITTI_MESSAGING_H_
+
 #include <stdint.h>
 #include <ctype.h>
 
 #include "intertask_interface.h"
-#include "conversions.h"
 
-#ifndef NAS_ITTI_MESSAGING_H_
-#define NAS_ITTI_MESSAGING_H_
+# if defined(EPC_BUILD) && defined(NAS_MME)
+#include "conversions.h"
 
 int nas_itti_dl_data_req(const uint32_t ue_id, void *const data,
                          const uint32_t length);
@@ -89,5 +91,11 @@ static inline void nas_itti_establish_rej(const uint32_t ue_id,
 
     itti_send_msg_to_task(TASK_MME_APP, INSTANCE_DEFAULT, message_p);
 }
+# endif
+
+# if defined(UE_BUILD) && defined(NAS_UE)
+int nas_itti_cell_info_req(const plmn_t plmnID, const Byte_t rat);
 
+int nas_itti_nas_establish_req(as_cause_t cause, as_call_type_t type, as_stmsi_t s_tmsi, plmn_t plmnID, Byte_t *data, UInt32_t length);
+# endif
 #endif /* NAS_ITTI_MESSAGING_H_ */

openair-cn/NAS/nas_ue_task.c

@@ -128,7 +128,7 @@ void *nas_ue_task(void *args_p) {
 
       itti_free (ITTI_MSG_ORIGIN_ID(msg_p), msg_p);
       msg_p = NULL;
-      }
+    }
 
     nb_events = itti_get_events(TASK_NAS_UE, &events);
     if ((nb_events > 0) && (events != NULL)) {