Add new xml tag to flrig for identifying the client...will help debugging.

include/hamlib/rig.h

@@ -2179,6 +2179,7 @@ typedef struct hamlib_port {
             int value;      /*!< Toggle PTT ON or OFF */
         } gpio;             /*!< GPIO attributes */
     } parm;                 /*!< Port parameter union */
+    int client_port;      /*!< client socket port for tcp connection */
 } hamlib_port_t;
 //! @endcond
 

src/network.c

@@ -165,6 +165,7 @@ int network_open(hamlib_port_t *rp, int default_port)
     int status;
     struct addrinfo hints, *res, *saved_res;
     struct in6_addr serveraddr;
+    struct sockaddr_in client;
     char hoststr[256], portstr[6] = "";
 
     ENTERFUNC;
@@ -299,6 +300,11 @@ int network_open(hamlib_port_t *rp, int default_port)
 
     rp->fd = fd;
 
+    socklen_t clientLen = sizeof(client);
+    getsockname(rp->fd, (struct sockaddr *)&client, &clientLen);
+    rig_debug(RIG_DEBUG_ERR, "%s: client port=%d\n", __func__, client.sin_port);
+    rp->client_port = client.sin_port;
+
     RETURNFUNC(RIG_OK);
 }