SICS-593 (in progress) Protocol handlers should return 0 from the

AsconReading state.

site_ansto/hardsup/sct_velselprot.c

@@ -15,7 +15,7 @@ int VelSelReading(Ascon *a)
         a->state = AsconTimeout;
       }
     }
-    return 1;
+    return 0;
   }
   DynStringConcatChar(a->rdBuffer, chr);
   while ((ret = AsconReadChar(a->fd, &chr)) > 0) {
@@ -23,6 +23,7 @@ int VelSelReading(Ascon *a)
   }
   a->state = AsconReadDone;
   DynStringConcatChar(a->rdBuffer, '\0');
+  return 0;
 }
 
 int VelSelProtHandler(Ascon *a)