Add sockets support & dump to file

cmdlnopts.h

@@ -26,8 +26,11 @@
 typedef struct{
     int speed;          // baudrate
     int tmoutms;        // timeout for select() in ms
+    int socket;         // open socket
+    char *dumpfile;     // file to save dump
     char *ttyname;      // device name
     char *eol;          // end of line: \r (CR), \rn (CR+LF) or \n (LF): "r", "rn", "n"
+    char *port;         // socket port
 } glob_pars;