hdr_qs.h
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- /*
- * hdr_qs.h
- * Copyright (C) 2001 by the University of Southern California
- * $Id: hdr_qs.h,v 1.6 2005/08/25 18:58:10 johnh Exp $
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License,
- * version 2, as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License along
- * with this program; if not, write to the Free Software Foundation, Inc.,
- * 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA.
- *
- *
- * The copyright of this module includes the following
- * linking-with-specific-other-licenses addition:
- *
- * In addition, as a special exception, the copyright holders of
- * this module give you permission to combine (via static or
- * dynamic linking) this module with free software programs or
- * libraries that are released under the GNU LGPL and with code
- * included in the standard release of ns-2 under the Apache 2.0
- * license or under otherwise-compatible licenses with advertising
- * requirements (or modified versions of such code, with unchanged
- * license). You may copy and distribute such a system following the
- * terms of the GNU GPL for this module and the licenses of the
- * other code concerned, provided that you include the source code of
- * that other code when and as the GNU GPL requires distribution of
- * source code.
- *
- * Note that people who make modified versions of this module
- * are not obligated to grant this special exception for their
- * modified versions; it is their choice whether to do so. The GNU
- * General Public License gives permission to release a modified
- * version without this exception; this exception also makes it
- * possible to release a modified version which carries forward this
- * exception.
- *
- */
- /*
- * Quick Start for TCP and IP.
- * A scheme for transport protocols to dynamically determine initial
- * congestion window size.
- *
- * http://www.ietf.org/internet-drafts/draft-amit-quick-start-02.ps
- *
- * This defines the Quick Start packet header
- *
- * hdr_qs.h
- *
- * Srikanth Sundarrajan, 2002
- * sundarra@usc.edu
- */
- #ifndef _HDR_QS_H
- #define _HDR_QS_H
- #include <assert.h>
- #include <packet.h>
- //#define QS_DEBUG 1 // get some output on QS events -PS
- enum QS_STATE { QS_DISABLE, QS_REQUEST, QS_RESPONSE };
- struct hdr_qs {
-
- int flag_; // use QS_STATE
- int ttl_;
- int rate_;
- static double rate_to_Bps(int rate);
- static int Bps_to_rate(double Bps);
- static int offset_; // offset for this header
- inline int& offset() { return offset_; }
- inline static hdr_qs* access(Packet* p) {
- return (hdr_qs*) p->access(offset_);
- }
- int& flag() { return flag_; }
- int& ttl() { return ttl_; }
- int& rate() { return rate_; }
- };
- // Local Variables:
- // mode:c++
- // c-basic-offset: 8
- // End:
- #endif