/**
* Copyright (C) 2018 Regents of the University of California.
* @author: Jeff Thompson <jefft0@remap.ucla.edu>
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* 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 Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
* A copy of the GNU Lesser General Public License is in the file COPYING.
*/
/**
* CongestionMark represents the congestion mark header field in an NDNLPv2
* packet.
* http://redmine.named-data.net/projects/nfd/wiki/NDNLPv2
* @constructor
*/
var CongestionMark = function CongestionMark()
{
this.congestionMark_ = 0;
};
exports.CongestionMark = CongestionMark;
/**
* Get the congestion mark value.
* @return {number} The congestion mark value.
*/
CongestionMark.prototype.getCongestionMark = function()
{
return this.congestionMark_;
};
/**
* Set the congestion mark value.
* @param {number} congestionMark The congestion mark ID value.
*/
CongestionMark.prototype.setCongestionMark = function(congestionMark)
{
this.congestionMark_ = congestionMark;
};
/**
* Get the first header field in lpPacket which is a CongestionMark. This is
* an internal method which the application normally would not use.
* @param {LpPacket} lpPacket The LpPacket with the header fields to search.
* @return {CongestionMark} The first CongestionMark header field, or null if
* not found.
*/
CongestionMark.getFirstHeader = function(lpPacket)
{
for (var i = 0; i < lpPacket.countHeaderFields(); ++i) {
var field = lpPacket.getHeaderField(i);
if (field instanceof CongestionMark)
return field;
}
return null;
};