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XrdOucCacheReal Class Reference

#include <XrdOucCacheReal.hh>

Inheritance diagram for XrdOucCacheReal:
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Collaboration diagram for XrdOucCacheReal:
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List of all members.

Classes

struct  prTask

Public Member Functions

XrdOucCacheIO * Attach (XrdOucCacheIO *ioP, int Options=0)
int isAttached ()
 XrdOucCacheReal (int &rc, Parms &Parms, XrdOucCacheIO::aprParms *aprP=0)
 ~XrdOucCacheReal ()
void PreRead ()

Private Member Functions

void eMsg (const char *Path, const char *What, long long xOff, int xLen, int ec)
int Detach (XrdOucCacheIO *ioP)
char * Get (XrdOucCacheIO *ioP, long long lAddr, int &rGot, int &bIO)
int ioAdd (XrdOucCacheIO *KeyVal, int &iNum)
int ioDel (XrdOucCacheIO *KeyVal, int &iNum)
int ioEnt (XrdOucCacheIO *kVal)
int ioLookup (int &pip, int hip, void *kval)
int Ref (char *Addr, int rAmt, int sFlags=0)
void Trunc (XrdOucCacheIO *ioP, long long lAddr)
void Upd (char *Addr, int wAmt, int wOff)
void PreRead (XrdOucCacheReal::prTask *prReq)

Private Attributes

XrdOucCacheIO::aprParms aprDefault
XrdSysMutex CMutex
XrdOucCacheSlot * Slots
int * Slash
char * Base
long long HNum
long long SegCnt
long long SegSize
long long OffMask
long long SegShft
int SegFull
int maxCache
int maxFiles
int Options
int * hTab
int hMax
int sFree
int sBeg
int sEnd
char Dbg
char Lgs
XrdSysSemaphore * AZero
int Attached
prTask * prFirst
prTask * prLast
XrdSysMutex prMutex
XrdSysSemaphore prReady
XrdSysSemaphore * prStop
int prNum

Static Private Attributes

static const long long Shift = 48
static const long long Strip = 0x00000000ffffffffLL
static const long long MaxFO = 0x000007ffffffffffLL

Friends

class XrdOucCacheData

Constructor & Destructor Documentation

XrdOucCacheReal::XrdOucCacheReal ( int &  rc,
XrdOucCache::Parms &  ParmV,
XrdOucCacheIO::aprParms *  aprP = 0 
)

References XrdOucCache::Parms::Options, XrdOucCache::isServer, Options, XrdOucCache::Debug, Lgs, Dbg, XrdOucCache::logStats, XrdOucCache::Parms::MaxFiles, maxFiles, XrdOucCache::Parms::PageSize, SegSize, SegShft, OffMask, SegCnt, XrdOucCache::Parms::CacheSize, XrdOucCache::Parms::Max2Cache, maxCache, SegFull, Base, Slash, HNum, Slots, XrdOucCacheSlot::Init(), hTab, hMax, sBeg, sFree, sEnd, XrdOucCacheSlot::Own, XrdOucCacheSlot::HLink, XrdOucCache::canPreRead, XrdSysThread::Run(), XrdOucCacheRealPRXeq(), prNum, XrdOucCacheData::setAPR(), and aprDefault.

XrdOucCacheReal::~XrdOucCacheReal ( )

References CMutex, XrdSysMutex::Lock(), Attached, AZero, XrdSysMutex::UnLock(), XrdSysSemaphore::Wait(), prMutex, prNum, prStop, prReady, XrdSysSemaphore::Post(), Slots, Base, SegSize, and SegCnt.

Member Function Documentation

XrdOucCacheIO * XrdOucCacheReal::Attach ( XrdOucCacheIO *  ioP,
int  Options = 0 
) [virtual]

Implements XrdOucCache.

References CMutex, XrdOucCache::optRW, XrdOucCache::optADB, AZero, XrdOucCache::optFIS, XrdOucCache::optFIU, Options, XrdOucCache::isStructured, ioAdd(), Slots, XrdOucCacheSlot::Status, SegCnt, Shift, XrdOucCacheData, Attached, Dbg, and XrdOucCacheIO::Path().

int XrdOucCacheReal::Detach ( XrdOucCacheIO *  ioP) [private]

References CMutex, ioDel(), Slots, XrdOucCacheSlot::Own, XrdOucCacheSlot::Owner(), XrdOucCacheSlot::Contents, XrdOucCacheSlot::Status, XrdOucCacheSlot::Hide(), Slash, HNum, XrdOucCacheSlot::Pull(), XrdOucCacheSlot::unRef(), Attached, AZero, XrdSysSemaphore::Post(), Dbg, and XrdOucCacheIO::Path().

Referenced by XrdOucCacheData::Detach().

void XrdOucCacheReal::eMsg ( const char *  Path,
const char *  What,
long long  xOff,
int  xLen,
int  ec 
) [private]

References Dbg.

Referenced by Get().

char * XrdOucCacheReal::Get ( XrdOucCacheIO *  ioP,
long long  lAddr,
int &  rGot,
int &  bIO 
) [private]

References CMutex, HNum, Slash, XrdOucCacheSlot::Find(), Slots, XrdOucCacheSlot::Count, XrdOucCacheSlot::inTrans, XrdOucCacheSlot::Status, Dbg, XrdSysMutex::UnLock(), XrdSysSemaphore::Wait(), XrdSysMutex::Lock(), XrdOucCacheSlot::Contents, XrdOucCacheSlot::Pull(), SegSize, XrdOucCacheSlot::isNew, Base, XrdOucCacheSlot::Own, XrdOucCacheSlot::Owner(), XrdOucCacheSlot::Hide(), XrdOucCacheIO::Read(), Strip, SegShft, XrdOucCacheSlot::HLink, Shift, SegCnt, SegFull, eMsg(), XrdOucCacheIO::Path(), and XrdOucCacheSlot::unRef().

Referenced by XrdOucCacheData::Preread(), XrdOucCacheData::Read(), and XrdOucCacheData::Write().

int XrdOucCacheReal::ioAdd ( XrdOucCacheIO *  KeyVal,
int &  iNum 
) [private]

References ioEnt(), hTab, ioLookup(), Slots, XrdOucCacheSlot::Count, sFree, XrdOucCacheSlot::HLink, and XrdOucCacheSlot::File().

Referenced by Attach().

int XrdOucCacheReal::ioDel ( XrdOucCacheIO *  KeyVal,
int &  iNum 
) [private]

References ioEnt(), hTab, ioLookup(), Slots, XrdOucCacheSlot::Count, XrdOucCacheSlot::HLink, and sFree.

Referenced by Detach().

int XrdOucCacheReal::ioEnt ( XrdOucCacheIO *  kVal) [inline, private]

References hMax.

Referenced by ioAdd(), and ioDel().

int XrdOucCacheReal::ioLookup ( int &  pip,
int  hip,
void *  kval 
) [inline, private]

References Slots, and XrdOucCacheSlot::HLink.

Referenced by ioAdd(), and ioDel().

int XrdOucCacheReal::isAttached ( ) [inline, virtual]

Reimplemented from XrdOucCache.

References CMutex, XrdSysMutex::Lock(), Attached, and XrdSysMutex::UnLock().

void XrdOucCacheReal::PreRead ( )

References Dbg, prNum, prReady, XrdSysSemaphore::Wait(), prMutex, XrdSysMutex::Lock(), prStop, prFirst, XrdOucCacheReal::prTask::Next, prLast, XrdSysMutex::UnLock(), XrdOucCacheReal::prTask::Data, XrdOucCacheData::Preread(), and XrdSysSemaphore::Post().

Referenced by XrdOucCacheData::Preread(), XrdOucCacheData::QueuePR(), and XrdOucCacheRealPRXeq().

void XrdOucCacheReal::PreRead ( XrdOucCacheReal::prTask *  prReq) [private]

References prMutex, XrdSysMutex::Lock(), prLast, XrdOucCacheReal::prTask::Next, prFirst, prReady, XrdSysSemaphore::Post(), and XrdSysMutex::UnLock().

int XrdOucCacheReal::Ref ( char *  Addr,
int  rAmt,
int  sFlags = 0 
) [private]

References Slots, Base, SegShft, CMutex, XrdSysMutex::Lock(), XrdOucCacheSlot::Contents, XrdOucCacheSlot::Count, XrdOucCacheSlot::Status, XrdOucCacheSlot::reRef(), XrdOucCacheSlot::isSUSE, XrdOucCacheSlot::unRef(), SegSize, Dbg, and XrdSysMutex::UnLock().

Referenced by XrdOucCacheData::Preread(), and XrdOucCacheData::Read().

void XrdOucCacheReal::Trunc ( XrdOucCacheIO *  ioP,
long long  lAddr 
) [private]

References CMutex, Shift, SegCnt, Slots, XrdOucCacheSlot::Own, XrdOucCacheSlot::Contents, XrdOucCacheSlot::Owner(), XrdOucCacheSlot::Hide(), Slash, HNum, XrdOucCacheSlot::Pull(), XrdOucCacheSlot::unRef(), Dbg, and XrdOucCacheIO::Path().

Referenced by XrdOucCacheData::Trunc().

void XrdOucCacheReal::Upd ( char *  Addr,
int  wAmt,
int  wOff 
) [private]

References Slots, Base, SegShft, CMutex, XrdSysMutex::Lock(), XrdOucCacheSlot::Count, XrdOucCacheSlot::isShort, XrdOucCacheSlot::Status, XrdOucCacheSlot::reRef(), Dbg, XrdOucCacheSlot::Contents, and XrdSysMutex::UnLock().

Referenced by XrdOucCacheData::Write().

Friends And Related Function Documentation

friend class XrdOucCacheData [friend]

Referenced by Attach().

Member Data Documentation

XrdOucCacheIO::aprParms XrdOucCacheReal::aprDefault [private]

Referenced by XrdOucCacheData::XrdOucCacheData(), and XrdOucCacheReal().

int XrdOucCacheReal::Attached [private]

Referenced by ~XrdOucCacheReal(), Attach(), Detach(), and isAttached().

XrdSysSemaphore* XrdOucCacheReal::AZero [private]

Referenced by ~XrdOucCacheReal(), Attach(), and Detach().

char* XrdOucCacheReal::Base [private]

Referenced by XrdOucCacheReal(), ~XrdOucCacheReal(), Get(), Ref(), and Upd().

XrdSysMutex XrdOucCacheReal::CMutex [private]

Referenced by ~XrdOucCacheReal(), Attach(), Detach(), Get(), Ref(), Trunc(), Upd(), and isAttached().

char XrdOucCacheReal::Dbg [private]

Referenced by XrdOucCacheData::XrdOucCacheData(), XrdOucCacheReal(), Attach(), Detach(), eMsg(), Get(), PreRead(), Ref(), Trunc(), and Upd().

int XrdOucCacheReal::hMax [private]

Referenced by XrdOucCacheReal(), and ioEnt().

long long XrdOucCacheReal::HNum [private]

Referenced by XrdOucCacheReal(), Detach(), Get(), and Trunc().

int* XrdOucCacheReal::hTab [private]

Referenced by XrdOucCacheReal(), ioAdd(), and ioDel().

char XrdOucCacheReal::Lgs [private]

Referenced by XrdOucCacheData::Detach(), and XrdOucCacheReal().

int XrdOucCacheReal::maxCache [private]

Referenced by XrdOucCacheData::XrdOucCacheData(), and XrdOucCacheReal().

int XrdOucCacheReal::maxFiles [private]

Referenced by XrdOucCacheReal().

const long long XrdOucCacheReal::MaxFO = 0x000007ffffffffffLL [static, private]

Referenced by XrdOucCacheData::Preread(), XrdOucCacheData::Read(), XrdOucCacheData::Trunc(), and XrdOucCacheData::Write().

long long XrdOucCacheReal::OffMask [private]

Referenced by XrdOucCacheData::XrdOucCacheData(), and XrdOucCacheReal().

int XrdOucCacheReal::Options [private]

Referenced by XrdOucCacheData::XrdOucCacheData(), XrdOucCacheReal(), and Attach().

prTask* XrdOucCacheReal::prFirst [private]

Referenced by PreRead().

prTask* XrdOucCacheReal::prLast [private]

Referenced by PreRead().

XrdSysMutex XrdOucCacheReal::prMutex [private]

Referenced by ~XrdOucCacheReal(), and PreRead().

int XrdOucCacheReal::prNum [private]

Referenced by XrdOucCacheData::XrdOucCacheData(), XrdOucCacheReal(), ~XrdOucCacheReal(), and PreRead().

XrdSysSemaphore XrdOucCacheReal::prReady [private]

Referenced by ~XrdOucCacheReal(), and PreRead().

XrdSysSemaphore* XrdOucCacheReal::prStop [private]

Referenced by ~XrdOucCacheReal(), and PreRead().

int XrdOucCacheReal::sBeg [private]

Referenced by XrdOucCacheReal().

long long XrdOucCacheReal::SegCnt [private]

Referenced by XrdOucCacheReal(), ~XrdOucCacheReal(), Attach(), Get(), and Trunc().

int XrdOucCacheReal::SegFull [private]

Referenced by XrdOucCacheReal(), and Get().

long long XrdOucCacheReal::SegShft [private]

Referenced by XrdOucCacheData::XrdOucCacheData(), XrdOucCacheReal(), Get(), Ref(), and Upd().

long long XrdOucCacheReal::SegSize [private]

Referenced by XrdOucCacheData::XrdOucCacheData(), XrdOucCacheReal(), ~XrdOucCacheReal(), Get(), and Ref().

int XrdOucCacheReal::sEnd [private]

Referenced by XrdOucCacheReal().

int XrdOucCacheReal::sFree [private]

Referenced by XrdOucCacheReal(), ioAdd(), and ioDel().

const long long XrdOucCacheReal::Shift = 48 [static, private]

Referenced by Attach(), Get(), and Trunc().

int* XrdOucCacheReal::Slash [private]

Referenced by XrdOucCacheReal(), Detach(), Get(), and Trunc().

XrdOucCacheSlot* XrdOucCacheReal::Slots [private]

Referenced by XrdOucCacheReal(), ~XrdOucCacheReal(), Attach(), Detach(), Get(), ioAdd(), ioDel(), Ref(), Trunc(), Upd(), and ioLookup().

const long long XrdOucCacheReal::Strip = 0x00000000ffffffffLL [static, private]

Referenced by Get().

The documentation for this class was generated from the following files:
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