/elements/simple/simplerrsched.cc
C++ | 50 lines | 29 code | 5 blank | 16 comment | 3 complexity | 8d94f92d108fe989ee6ea97cb980be63 MD5 | raw file
Possible License(s): GPL-2.0, BSD-3-Clause
- /*
- * rrsched.{cc,hh} -- round robin scheduler element
- * Robert Morris, Eddie Kohler
- *
- * Copyright (c) 1999-2000 Massachusetts Institute of Technology
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the "Software"),
- * to deal in the Software without restriction, subject to the conditions
- * listed in the Click LICENSE file. These conditions include: you must
- * preserve this copyright notice, and you cannot mention the copyright
- * holders in advertising related to the Software without their permission.
- * The Software is provided WITHOUT ANY WARRANTY, EXPRESS OR IMPLIED. This
- * notice is a summary of the Click LICENSE file; the license in that file is
- * legally binding.
- */
- #include <click/config.h>
- #include "simplerrsched.hh"
- CLICK_DECLS
- SimpleRRSched::SimpleRRSched()
- {
- _next = 0;
- }
- SimpleRRSched::~SimpleRRSched()
- {
- }
- Packet *
- SimpleRRSched::pull(int)
- {
- int n = ninputs();
- int i = _next;
- for (int j = 0; j < n; j++) {
- Packet *p = input(i).pull();
- i++;
- if (i >= n)
- i = 0;
- if (p) {
- _next = i;
- return p;
- }
- }
- return 0;
- }
- CLICK_ENDDECLS
- EXPORT_ELEMENT(SimpleRRSched)