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XrdNetPMark.cc
Go to the documentation of this file.
/******************************************************************************/
/* */
/* X r d N e t P M a r k . c c */
/* */
/* (c) 2022 by the Board of Trustees of the Leland Stanford, Jr., University */
/* All Rights Reserved */
/* Produced by Andrew Hanushevsky for Stanford University under contract */
/* DE-AC02-76-SFO0515 with the Department of Energy */
/* */
/* This file is part of the XRootD software suite. */
/* */
/* XRootD 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. */
/* */
/* XRootD 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 XRootD in a file called COPYING.LESSER (LGPL license) and file */
/* COPYING (GPL license). If not, see <http://www.gnu.org/licenses/>. */
/* */
/* The copyright holder's institutional names and contributor's names may not */
/* be used to endorse or promote products derived from this software without */
/* specific prior written permission of the institution or contributor. */
/******************************************************************************/
#include <stdlib.h>
#include <string.h>
#include "XrdNet/XrdNetPMark.hh"
/******************************************************************************/
/* g e t E A */
/******************************************************************************/
bool XrdNetPMark::getEA(const char *cgi, int &ecode, int &acode)
{
ecode = acode = 0;
// If we have cgi, see if we can extract rge codes from there
//
if (cgi) {
const char *stP = strstr(cgi, "scitag.flow=");
if (stP) {
char *eol;
int eacode = strtol(stP + 12, &eol, 10);
if (*eol == '&' || *eol == 0) {
if (eacode >= XrdNetPMark::minTotID && eacode <= XrdNetPMark::maxTotID) {
ecode = eacode >> XrdNetPMark::btsActID;
acode = eacode & XrdNetPMark::mskActID;
}
// According to the specification, if the provided scitag.flow has an incorrect value
// the packets will be marked with a scitag = 0
return true;
}
}
}
// No go
//
return false;
}
XrdNetPMark.hh
XrdNetPMark::minTotID
static const int minTotID
Definition XrdNetPMark.hh:89
XrdNetPMark::getEA
static bool getEA(const char *cgi, int &ecode, int &acode)
Definition XrdNetPMark.cc:40
XrdNetPMark::btsActID
static const int btsActID
Definition XrdNetPMark.hh:94
XrdNetPMark::maxTotID
static const int maxTotID
Definition XrdNetPMark.hh:90
XrdNetPMark::mskActID
static const int mskActID
Definition XrdNetPMark.hh:95