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#ifndef __CMS_MANLIST__H
#define __CMS_MANLIST__H
/******************************************************************************/
/* */
/* X r d C m s M a n L i s t . h h */
/* */
/* (c) 2007 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 "XrdSys/XrdSysPthread.hh"
class XrdCmsManRef;
class XrdOucTList;
class XrdNetAddr;
class XrdCmsManList
{
public:
// Add() adds an alternate manager to the list of managers (duplicates not added)
// Previous entries for netAddr are removed before addition.
//
void Add(const XrdNetAddr *netAddr, char *redList, int manport, int lvl);
// Del() removes all entries added under refp
//
void Del(const XrdNetAddr *refP) {Del(getRef(refP));}
void Del(int ref);
// Get a reference number for a manager
//
int getRef(const XrdNetAddr *refP);
// haveAlts() returns true if alternates exist, false otherwise
//
int haveAlts() {return allMans != 0;}
// Next() returns the next manager in the list and its level or 0 if none are left.
// The next call to Next() will return the first manager in the list.
//
int Next(int &port, char *buff, int bsz);
XrdCmsManList() {allMans = nextMan = 0;}
~XrdCmsManList();
private:
void Add(int ref, char *manp, int manport, int lvl);
XrdSysMutex refMutex;
XrdOucTList *refList;
XrdSysMutex mlMutex;
XrdCmsManRef *nextMan;
XrdCmsManRef *allMans;
};
#endif
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