#ifndef __XRDCKSXATTR_HH__
#define __XRDCKSXATTR_HH__
/******************************************************************************/
/* */
/* X r d C k s X A t t r . h h */
/* */
/* (c) 2011 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 . */
/* */
/* 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
#include
#include
#include "XrdCks/XrdCksData.hh"
#include "XrdSys/XrdSysPlatform.hh"
/* XrdCksXAttr encapsulates the extended attributes needed to save a checksum.
*/
class XrdCksXAttr
{
public:
XrdCksData Cks; // Check sum information
/* postGet() will put fmTime and csTime in host byte order (see preSet()).
*/
int postGet(int Result)
{if (Result > 0)
{Cks.fmTime = ntohll(Cks.fmTime);
Cks.csTime = ntohl (Cks.csTime);
}
return Result;
}
/* preSet() will put fmTime and csTime in network byte order to allow the
attribute to be copied to different architectures and still work.
*/
XrdCksXAttr *preSet(XrdCksXAttr &tmp)
{memcpy(&tmp.Cks, &Cks, sizeof(Cks));
tmp.Cks.fmTime = htonll(Cks.fmTime);
tmp.Cks.csTime = htonl (Cks.csTime);
return &tmp;
}
/* Name() returns the extended attribute name for this object.
*/
const char *Name() {if (!(*VarName)) //01234567
{strcpy(VarName, "XrdCks.");
strcpy(VarName+7, Cks.Name);
}
return VarName;
}
/* sizeGet() and sizeSet() return the actual size of the object is used.
*/
int sizeGet() {return sizeof(Cks);}
int sizeSet() {return sizeof(Cks);}
XrdCksXAttr() {*VarName = 0;}
~XrdCksXAttr() {}
private:
char VarName[XrdCksData::NameSize+8];
};
#endif