integration fix: remove warnings

Remove warnings found while running:
    ./build_oai --UE -c -w USRP

And:
    ./build_oai --basic-simulator -c

openair2/LAYER2/MAC/config_ue.c

@@ -48,6 +48,7 @@
 #include "mac_extern.h"
 #include "UTIL/LOG/log.h"
 #include "UTIL/LOG/vcd_signal_dumper.h"
+#include "PHY/INIT/phy_init.h"
 
 #include "common/ran_context.h"
 #if (RRC_VERSION >= MAKE_VERSION(9, 0, 0))

openair2/LAYER2/MAC/ra_procedures.c

@@ -44,6 +44,8 @@
 #include "OCG.h"
 #include "OCG_extern.h"
 #include "SIMULATION/TOOLS/sim.h"	// for taus
+#include "PHY/LTE_TRANSPORT/transport_common_proto.h"
+#include "PHY/LTE_ESTIMATION/lte_estimation.h"
 
 extern uint8_t  nfapi_mode;
 extern UE_MODE_t get_ue_mode(uint8_t Mod_id,uint8_t CC_id,uint8_t eNB_index);

openair2/LAYER2/MAC/ue_procedures.c

@@ -40,6 +40,8 @@
 #include "PHY/impl_defs_top.h"
 #include "PHY_INTERFACE/phy_interface_extern.h"
 #include "COMMON/mac_rrc_primitives.h"
+#include "PHY/INIT/phy_init.h"
+#include "PHY/LTE_ESTIMATION/lte_estimation.h"
 
 #include "RRC/L2_INTERFACE/openair_rrc_L2_interface.h"
 #include "RRC/LTE/rrc_extern.h"
@@ -858,11 +860,11 @@ void ue_send_sl_sdu(module_id_t module_idP,
 
   if (longh->F==1) {
     rlc_sdu_len = ((longh->L_MSB<<8)&0x7F00)|(longh->L_LSB&0xFF);
-    rlc_sdu = sdu+sizeof(SLSCH_SUBHEADER_24_Bit_DST_LONG);
+    rlc_sdu = (char *)sdu+sizeof(SLSCH_SUBHEADER_24_Bit_DST_LONG);
   }
   else {
     rlc_sdu_len = ((SLSCH_SUBHEADER_24_Bit_DST_SHORT *)sdu)->L;
-    rlc_sdu = sdu+sizeof(SLSCH_SUBHEADER_24_Bit_DST_SHORT);
+    rlc_sdu = (char *)sdu+sizeof(SLSCH_SUBHEADER_24_Bit_DST_SHORT);
   }
   mac_rlc_data_ind(
 		   module_idP,

openair2/LAYER2/PDCP_v10.1.0/pdcp_fifo.c

@@ -450,7 +450,7 @@ int pdcp_fifo_read_input_sdus (const protocol_ctxt_t* const  ctxt_pP)
                          ctxt.instance, rab_id, rab_id, len);
 
       pdcp_data_req(&ctxt, SRB_FLAG_NO, rab_id, RLC_MUI_UNDEFINED,
-                    RLC_SDU_CONFIRM_NO, len, nl_rx_buf,
+                    RLC_SDU_CONFIRM_NO, len, (unsigned char *)nl_rx_buf,
                     PDCP_TRANSMISSION_MODE_DATA
 #ifdef Rel14
                     , NULL, NULL

openair2/PHY_INTERFACE/phy_stub_UE.c

@@ -1012,7 +1012,7 @@ uint32_t from_earfcn(int eutra_bandP, uint32_t dl_earfcn) { return(0);}
 
 int32_t get_uldl_offset(int eutra_bandP) { return(0);}
 
-int l1_north_init_eNB() {
+int l1_north_init_eNB(void) {
 return 0;
 }