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/*
* hdr-ls.h
* Copyright (C) 2000 by the University of Southern California
* $Id: hdr-ls.h,v 1.3 2005/08/25 18:58:06 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.
*
*/
// Other copyrights might apply to parts of this software and are so
// noted when applicable.
//
// $Header: /cvsroot/nsnam/ns-2/linkstate/hdr-ls.h,v 1.3 2005/08/25 18:58:06 johnh Exp $
// Copyright (C) 1998 by Mingzhou Sun. All rights reserved.
// This software is developed at Rensselaer Polytechnic Institute under
// DARPA grant No. F30602-97-C-0274
// Redistribution and use in source and binary forms are permitted
// provided that the above copyright notice and this paragraph are
// duplicated in all such forms and that any documentation, advertising
// materials, and other materials related to such distribution and use
// acknowledge that the software was developed by Mingzhou Sun at the
// Rensselaer Polytechnic Institute. The name of the University may not
// be used to endorse or promote products derived from this software
// without specific prior written permission.
// Link state header should be present in ns regardless if the link state
// module is included (it may be omitted if standard STL is not supported
// by the compiler). The reason is we do not want a ns-packet.tcl.in,
// and we cannot initialize a packet header in ns-stl.tcl.in.
// Mysteriously the latter solution does not work; the only victim is DSR
// tests (e.g., DSR tests in wireless-lan, wireless-lan-newnode, wireless-tdma)
#ifndef ns_ls_hdr_h
#define ns_ls_hdr_h
#include "config.h"
#include "packet.h"
struct hdr_LS {
u_int32_t mv_; // metrics variable identifier
int msgId_;
u_int32_t& metricsVar() { return mv_; }
int& msgId() { return msgId_; }
// Header access methods
static int offset_; // required by PacketHeaderManager
inline static int& offset() { return offset_; }
inline static hdr_LS* access(const Packet* p) {
return (hdr_LS*) p->access(offset_);
}
};
#endif // ns_ls_hdr_h
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