removed hard coded server(PNF) ip address

additionally, added a config file for proxy connection.

openair2/PHY_INTERFACE/phy_stub_UE.c

@@ -1150,6 +1150,9 @@ void UE_config_stub_pnf(void) {
             *(L1_ParamList.paramarray[j][L1_REMOTE_N_PORTD_IDX].iptr);
         stub_eth_params.transp_preference = ETH_UDP_MODE;
 
+        if (NFAPI_MODE!=NFAPI_UE_STUB_PNF)
+          continue;
+
         sf_ahead = 2; // Cannot cope with 4 subframes betweem RX and TX - set it to 2
         // configure_nfapi_pnf(UE_mac_inst[0].eth_params_n.remote_addr,
         // UE_mac_inst[0].eth_params_n.remote_portc,
@@ -1166,7 +1169,7 @@ void UE_config_stub_pnf(void) {
   }
 }
 
-void ue_init_standalone_socket(const char *addr, int tx_port, int rx_port)
+void ue_init_standalone_socket(int tx_port, int rx_port)
 {
   {
     struct sockaddr_in server_address;
@@ -1182,7 +1185,7 @@ void ue_init_standalone_socket(const char *addr, int tx_port, int rx_port)
       return;
     }
 
-    if (inet_pton(server_address.sin_family, addr, &server_address.sin_addr) <= 0)
+    if (inet_pton(server_address.sin_family, stub_eth_params.remote_addr, &server_address.sin_addr) <= 0)
     {
       LOG_E(MAC, "Invalid standalone PNF Address\n");
       close(sd);
@@ -1205,6 +1208,7 @@ void ue_init_standalone_socket(const char *addr, int tx_port, int rx_port)
     int addr_len = sizeof(server_address);
     memset(&server_address, 0, addr_len);
     server_address.sin_family = AF_INET;
+    server_address.sin_addr.s_addr = INADDR_ANY;
     server_address.sin_port = htons(rx_port);
 
     int sd = socket(server_address.sin_family, SOCK_DGRAM, 0);
@@ -1214,13 +1218,6 @@ void ue_init_standalone_socket(const char *addr, int tx_port, int rx_port)
       return;
     }
 
-    if (inet_pton(server_address.sin_family, addr, &server_address.sin_addr) <= 0)
-    {
-      LOG_E(MAC, "Invalid standalone PNF Address\n");
-      close(sd);
-      return;
-    }
-
     if (bind(sd, (struct sockaddr *)&server_address, addr_len) < 0)
     {
       LOG_E(MAC, "Connection to standalone PNF failed: %s\n", strerror(errno));

openair2/PHY_INTERFACE/phy_stub_UE.h

@@ -151,7 +151,7 @@ void *memcpy_tx_req_standalone(nfapi_tx_request_t *tx_req);
 void *memcpy_dl_config_req_standalone(nfapi_dl_config_request_t *dl_config_req);
 
 // open an SCTP socket with a standalone PNF module
-void ue_init_standalone_socket(const char *addr, int tx_port, int rx_port);
+void ue_init_standalone_socket(int tx_port, int rx_port);
 
 // read from standalone pnf socket call corresponding memcpy functions
 void *ue_standalone_pnf_task(void *context);

openair2/RRC/LTE/rrc_UE.c

@@ -1702,7 +1702,8 @@ rrc_ue_process_ueCapabilityEnquiry(
         xer_fprint(stdout, &asn_DEF_LTE_UL_DCCH_Message, (void *)&ul_dcch_msg);
       }
 
-      LOG_A(RRC,"UECapabilityInformation Encoded %zd bits (%zd bytes)\n",enc_rval.encoded,(enc_rval.encoded+7)/8);
+      LOG_A(RRC, "%s: UECapabilityInformation Encoded %zd bits (%zd bytes)\n",
+            __FUNCTION__, enc_rval.encoded,(enc_rval.encoded+7)/8);
       rrc_data_req_ue (
         ctxt_pP,
         DCCH,

targets/RT/USER/lte-ue.c

@@ -428,10 +428,9 @@ void init_UE_stub_single_thread(int nb_inst,
 
 void init_UE_standalone_thread(int ue_idx)
 {
-  const char *standalone_addr = "127.0.0.1"; // these two lines go into init
   int standalone_tx_port = 3211 + ue_idx*2;
   int standalone_rx_port = 3212 + ue_idx*2;
-  ue_init_standalone_socket(standalone_addr, standalone_tx_port, standalone_rx_port);
+  ue_init_standalone_socket(standalone_tx_port, standalone_rx_port);
 
   pthread_t thread;
   if (pthread_create(&thread, NULL, ue_standalone_pnf_task, NULL) != 0) {

targets/RT/USER/lte-uesoftmodem.c

@@ -729,7 +729,7 @@ int main( int argc, char **argv ) {
     exit(-1); // need a softer mode
   }
 
-  if (NFAPI_MODE==NFAPI_UE_STUB_PNF) { // UE-STUB-PNF
+  if (NFAPI_MODE==NFAPI_UE_STUB_PNF || NFAPI_MODE==NFAPI_MODE_STANDALONE_PNF) { // UE-STUB-PNF
     UE_config_stub_pnf();
   }