XrdPosixExtra.hh

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#ifndef __XRDPOSIXEXTRA_H__
#define __XRDPOSIXEXTRA_H__
/******************************************************************************/
/*                                                                            */
/*                      X r d P o s i x E x t r a . h h                       */
/*                                                                            */
/*                                                                            */
/* (c) 2021 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.       */
/* Modified by Frank Winklmeier to add the full Posix file system definition. */
/******************************************************************************/
 
#include <cstdint>
#include <unistd.h>
#include <vector>
#include <sys/types.h>
 
class XrdPosixCallBackIO;
 
//-----------------------------------------------------------------------------
//-----------------------------------------------------------------------------
 
class XrdPosixExtra
{
public:
 
//-----------------------------------------------------------------------------
//-----------------------------------------------------------------------------
 
static const uint64_t forceCS = 0x0000000000000001ULL; // Gen chksum if missing
 
static ssize_t pgRead (int fildes, void* buffer, off_t offset, size_t rdlen,
                       std::vector<uint32_t> &csvec, uint64_t opts=0,
                       XrdPosixCallBackIO *cbp=0);
 
//-----------------------------------------------------------------------------
//-----------------------------------------------------------------------------
 
static ssize_t pgWrite(int fildes, void* buffer, off_t offset, size_t wrlen,
                       std::vector<uint32_t> &csvec, uint64_t opts=0,
                       XrdPosixCallBackIO *cbp=0);
 
               XrdPosixExtra() {}
              ~XrdPosixExtra() {}
 
};
#endif