const char * proto_get_protocol_filter_name ( const int proto_id ) {
 protocol_t * protocol ;
 protocol = find_protocol_by_id ( proto_id ) ;
 if ( protocol == NULL ) return "(none)" ;
 return protocol -> filter_name ;
 }
const char * proto_get_protocol_filter_name ( const int proto_id ) {
 protocol_t * protocol ;
 protocol = find_protocol_by_id ( proto_id ) ;
 if ( protocol == NULL ) return "(none)" ;
 return protocol -> filter_name ;
 }