ns-srcrt.tcl

来自「一款用来进行网络模拟的软件」· TCL 代码 · 共 64 行

# -*-	Mode:tcl; tcl-indent-level:8; tab-width:8; indent-tabs-mode:t -*-
#
#  Time-stamp: <2000-09-13 18:22:04 haoboy>
# 
#  Copyright (c) 2000 by the University of Southern California
#  All rights reserved.
# 
#  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.
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#  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:
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#  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
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#  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.
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#  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
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#  exception.
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# Contributed by Rishi Bhargava <[e-mail]> May, 2001.
#
#


Simulator instproc src_rting args {
    $self set srcRt_ 1
    # adding the source routing header
    add-packet-header Src_rt
    Node enable-module Source
}

Simulator instproc src_rting? {} {
        $self instvar srcRt_
        if { ![info exists srcRt_] } {
                set srcRt_ 0
        }
        set srcRt_
}