implementation of is_SIB1_NB and is_SIB23_NB function for SI scheduling...

implementation of is_SIB1_NB and is_SIB23_NB function for SI scheduling purposes (NB_mac_rrc_data_req_eNB), the code compile but still warning to be solved

openair2/COMMON/platform_types.h

@@ -92,6 +92,10 @@ typedef boolean_t srb1bis_flag_t;
 #define SRB1BIS_FLAG_NO	   FALSE
 #define SRB1BIS_FLAG_YES	TRUE
 
+typedef boolean_t mib_flag_t;
+#define MIB_FLAG_YES	TRUE
+#define MIB_FLAG_NO		FALSE
+
 
 typedef enum link_direction_e {
   UNKNOWN_DIR          = 0,

openair2/LAYER2/MAC/eNB_scheduler_bch.c

@@ -69,6 +69,14 @@ schedule_SI(
 //------------------------------------------------------------------------------
 {
 
+	/*
+	 * Major changes for NB-IoT needed:
+	 * - any DCI message is transmitted for the SI-Message deconding, but all the information are inside the SIB1
+	 * (once know the SIB1 the UE in principle should also know the TBS of the SI-Message (given by the si-TB field in schedulingInfoList)
+	 * -given the TBS of the SI-Message the corresponding number of consecutive DL subframes for the broadcast of the SI is given (TS 36.331 si-TB):
+	 * 		if TBS = 56 or 120 bits --> transmission over 2-subframes
+	 * 		for every other TBS size --> transmission over 8 subframe
+	 */
 
 
   int8_t bcch_sdu_length;

openair2/RRC/LITE/defs_nb_iot.h

@@ -461,6 +461,7 @@ typedef struct {
   // buffer that contains the encoded messages
   uint8_t							*MIB_NB;
   uint8_t							sizeof_MIB_NB;
+
   uint8_t                           *SIB1_NB;
   uint8_t                           sizeof_SIB1_NB;
   uint8_t                         	*SIB23_NB;
@@ -541,7 +542,7 @@ typedef struct eNB_RRC_INST_NB_s {
   hash_table_t                      *s1ap_id2_s1ap_ids   ; // key is    content is rrc_ue_s1ap_ids_t
 
   //RRC configuration
-  RrcConfigurationReq configuration; //should be changed but need PHY specs also
+  RrcConfigurationReq configuration; //rrc_messages_types.h
 
   // other PLMN parameters
   /// Mobile country code

openair2/RRC/LITE/proto_nb_iot.h

@@ -93,21 +93,49 @@ int NB_rrc_mac_config_req_eNB(
 			   );
 
 //----------------------------------------
+
+//New
+/**\brief function for evaluate if the SIB1-NB transmission occur
+ * called by the NB_mac_rrc_data_req
+ */
+boolean_t is_SIB1_NB(
+		const frame_t   frameP,
+		long			schedulingInfoSIB1,//from the mib
+		int				physCellId
+		);
+//--------------------------------------
+
+//New
+/**\brief function for evaluate if the SIB23-NB transmission occurr
+ * called by the NB_mac_rrc_data_req
+ *
+ */
+boolean_t is_SIB23_NB(
+		const frame_t     	frameP,
+		const frame_t		h_frameP, // the HSFN (increased by 1 every SFN wrap around) (10 bits)
+		long				si_period, //SI-periodicity (rf)
+		long				si_windowLength_ms, //Si-windowlength (ms) XXX received as an enumerative (see the IE of SIB1-NB)
+		long*				si_RadioFrameOffset, //Optional
+		long				si_RepetitionPattern // is given as an Enumerated
+		);
+//-----------------------------------
+
+
 //defined in L2_interface
 int8_t NB_mac_rrc_data_req_eNB(
   const module_id_t Mod_idP,
   const int         CC_id,
   const frame_t     frameP,
+  const frame_t		h_frameP,
   const rb_id_t     Srb_id,
   uint8_t*    const buffer_pP,
   long				schedulingInfoSIB1,//from the mib
   int				physCellId, //from the MAC instance-> common_channel
-  const frame_t		h_frameP, //HSFN
-  long				si_periodicity, //SI-periodicity
-  long				si_windowLength //Si-windwolength
+  mib_flag_t		mib_flag
 );
 //---------------------------------------
 
+
 //defined in L2_interface
 //called by rx_sdu only in case of CCCH message (e.g RRCConnectionRequest-NB)
 int8_t NB_mac_rrc_data_ind_eNB(

openair2/RRC/LITE/rrc_common_nb_iot.c

@@ -68,7 +68,7 @@ openair_eNB_rrc_on_NB(
 )
 //-----------------------------------------------------------------------------
 {
-  unsigned short i;
+
   int            CC_id;
 
     LOG_I(RRC, PROTOCOL_RRC_CTXT_FMT" OPENAIR RRC-NB IN....\n",
@@ -200,11 +200,10 @@ L3_xface_init_NB(
 //specialized function for the eNB initialization (NB-IoT)
 //(OLD was called in MAC/main.c--> mac_top_init)(NEW is called in directly in "openair_rrc_eNB_configuration_NB")
 void
-openair_rrc_top_init_eNB_NB()//MP: XXX Raymond put this directly the definition on rrc_eNB.c file
+openair_rrc_top_init_eNB_NB(void)//MP: XXX Raymond put this directly the definition on rrc_eNB.c file
 //-----------------------------------------------------------------------------
 {
 
-  module_id_t         module_id;
   int                 CC_id;
 
   /* for no gcc warnings */