#ifndef __SSI_FILESESS_H__
#define __SSI_FILESESS_H__
/******************************************************************************/
/* */
/* X r d S s i F i l e S e s s . h h */
/* */
/* (c) 2016 by the Board of Trustees of the Leland Stanford, Jr., University */
/* 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 "XrdSfs/XrdSfsInterface.hh"
#include "XrdSsi/XrdSsiBVec.hh"
#include "XrdSsi/XrdSsiFileReq.hh"
#include "XrdSsi/XrdSsiFileResource.hh"
#include "XrdSsi/XrdSsiRRTable.hh"
#include "XrdSys/XrdSysPthread.hh"
class XrdOucEnv;
class XrdSfsXioHandle;
struct XrdSsiRespInfo;
class XrdSsiFileSess
{
public:
static XrdSsiFileSess *Alloc(XrdOucErrInfo &einfo, const char *user);
bool AttnInfo( XrdOucErrInfo &eInfo,
const XrdSsiRespInfo *respP,
unsigned int reqID);
XrdOucErrInfo *errInfo() {return eInfo;}
int close(bool viaDel=false);
int fctl(const int cmd,
int alen,
const char *args,
const XrdSecEntity *client);
const char *FName() {return gigID;}
int open(const char *fileName,
XrdOucEnv &theEnv,
XrdSfsFileOpenMode openMode);
XrdSfsXferSize read(XrdSfsFileOffset fileOffset,
char *buffer,
XrdSfsXferSize buffer_size);
void Recycle();
XrdSsiFileResource &Resource() {return fileResource;}
int SendData(XrdSfsDio *sfDio,
XrdSfsFileOffset offset,
XrdSfsXferSize size);
static void SetAuthDNS() {authDNS = true;}
static void SetMaxSz(int mSz) {maxRSZ = mSz;}
void setXio(XrdSfsXio *xP) {xioP = xP;}
int truncate(XrdSfsFileOffset fileOffset);
XrdSfsXferSize write(XrdSfsFileOffset fileOffset,
const char *buffer,
XrdSfsXferSize buffer_size);
private:
// Constructor (via Alloc()) and destructor (via Recycle())
//
XrdSsiFileSess(XrdOucErrInfo &einfo, const char *user)
{Init(einfo, user, false);}
~XrdSsiFileSess() {} // Recycle() calls Reset()
void Init(XrdOucErrInfo &einfo, const char *user, bool forReuse);
bool NewRequest(unsigned int reqid, XrdOucBuffer *oP,
XrdSfsXioHandle *bR, int rSz);
void Reset();
XrdSfsXferSize writeAdd(const char *buff, XrdSfsXferSize blen,
unsigned int rid);
static XrdSysMutex arMutex; // Alloc and Recycle protector
static XrdSsiFileSess *freeList;
static int freeNum;
static int freeNew;
static int freeMax;
static int freeAbs;
static int maxRSZ;
static bool authDNS;
XrdSsiFileResource fileResource;
char *tident;
XrdOucErrInfo *eInfo;
char *gigID;
char *fsUser;
XrdSysMutex myMutex;
XrdSfsXio *xioP;
XrdOucBuffer *oucBuff;
XrdSsiFileSess *nextFree;
int reqSize;
int reqLeft;
bool isOpen;
bool inProg;
XrdSsiBVec eofVec;
XrdSsiRRTable rTab;
};
#endif