ROOT
v6-32
Reference Guide
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XrdClientInputBuffer.hh
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#ifndef XRC_INPUTBUFFER_H
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#define XRC_INPUTBUFFER_H
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/******************************************************************************/
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/* */
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/* X r d C l i e n t I n p u t B u f f e r . h h */
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/* */
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/* Author: Fabrizio Furano (INFN Padova, 2004) */
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/* Adapted from TXNetFile (root.cern.ch) originally done by */
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/* Alvise Dorigo, Fabrizio Furano */
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/* INFN Padova, 2003 */
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/* */
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/* This file is part of the XRootD software suite. */
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/* */
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/* XRootD is free software: you can redistribute it and/or modify it under */
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/* the terms of the GNU Lesser General Public License as published by the */
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/* Free Software Foundation, either version 3 of the License, or (at your */
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/* option) any later version. */
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/* */
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/* XRootD is distributed in the hope that it will be useful, but WITHOUT */
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/* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or */
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/* FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public */
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/* License for more details. */
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/* */
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/* You should have received a copy of the GNU Lesser General Public License */
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/* along with XRootD in a file called COPYING.LESSER (LGPL license) and file */
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/* COPYING (GPL license). If not, see <http://www.gnu.org/licenses/>. */
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/* */
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/* The copyright holder's institutional names and contributor's names may not */
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/* be used to endorse or promote products derived from this software without */
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/* specific prior written permission of the institution or contributor. */
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/******************************************************************************/
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//////////////////////////////////////////////////////////////////////////
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// //
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// Buffer for incoming messages (responses) //
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// Handles the waiting (with timeout) for a message to come //
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// belonging to a logical streamid //
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// Multithread friendly //
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// //
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//////////////////////////////////////////////////////////////////////////
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#include "
XrdClient/XrdClientMessage.hh
"
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#include "XrdSys/XrdSysPthread.hh"
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#include "XrdSys/XrdSysSemWait.hh"
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#include "XrdOuc/XrdOucHash.hh"
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#include "
XrdClient/XrdClientVector.hh
"
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class
XrdClientInputBuffer
{
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private
:
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XrdClientVector<XrdClientMessage*>
fMsgQue
;
// queue for incoming messages
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int
fMsgIter
;
// an iterator on it
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XrdSysRecMutex
fMutex
;
// mutex to protect data structures
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XrdOucHash<XrdSysSemWait>
fSyncobjRepo
;
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// each streamid counts on a condition
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// variable to make the caller wait
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// until some data is available
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XrdSysSemWait
*
GetSyncObjOrMakeOne
(
int
streamid);
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int
MsgForStreamidCnt
(
int
streamid);
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public
:
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XrdClientInputBuffer
();
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~XrdClientInputBuffer
();
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inline
bool
IsMexEmpty
() {
return
(
MexSize
() == 0); }
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inline
bool
IsSemEmpty
() {
return
(
SemSize
() == 0); }
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inline
int
MexSize
() {
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XrdSysMutexHelper
mtx(
fMutex
);
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return
fMsgQue
.
GetSize
();
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}
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int
PutMsg
(
XrdClientMessage
*msg);
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inline
int
SemSize
() {
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XrdSysMutexHelper
mtx(
fMutex
);
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return
fSyncobjRepo
.Num();
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}
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int
WipeStreamid
(
int
streamid);
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XrdClientMessage
*
GetMsg
(
int
streamid,
int
secstimeout);
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};
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#endif
XrdSysSemWait
#define XrdSysSemWait
Definition
XpdSysSemWait.h:8
XrdClientMessage.hh
XrdClientVector.hh
XrdSysMutexHelper
#define XrdSysMutexHelper
Definition
XrdSysToOuc.h:17
XrdSysRecMutex
#define XrdSysRecMutex
Definition
XrdSysToOuc.h:18
XrdClientInputBuffer
Definition
XrdClientInputBuffer.hh:48
XrdClientInputBuffer::MsgForStreamidCnt
int MsgForStreamidCnt(int streamid)
XrdClientInputBuffer::~XrdClientInputBuffer
~XrdClientInputBuffer()
XrdClientInputBuffer::fSyncobjRepo
XrdOucHash< XrdSysSemWait > fSyncobjRepo
Definition
XrdClientInputBuffer.hh:57
XrdClientInputBuffer::IsSemEmpty
bool IsSemEmpty()
Definition
XrdClientInputBuffer.hh:72
XrdClientInputBuffer::IsMexEmpty
bool IsMexEmpty()
Definition
XrdClientInputBuffer.hh:71
XrdClientInputBuffer::SemSize
int SemSize()
Definition
XrdClientInputBuffer.hh:78
XrdClientInputBuffer::fMsgQue
XrdClientVector< XrdClientMessage * > fMsgQue
Definition
XrdClientInputBuffer.hh:52
XrdClientInputBuffer::XrdClientInputBuffer
XrdClientInputBuffer()
XrdClientInputBuffer::GetSyncObjOrMakeOne
XrdSysSemWait * GetSyncObjOrMakeOne(int streamid)
XrdClientInputBuffer::GetMsg
XrdClientMessage * GetMsg(int streamid, int secstimeout)
XrdClientInputBuffer::fMsgIter
int fMsgIter
Definition
XrdClientInputBuffer.hh:53
XrdClientInputBuffer::MexSize
int MexSize()
Definition
XrdClientInputBuffer.hh:73
XrdClientInputBuffer::WipeStreamid
int WipeStreamid(int streamid)
XrdClientInputBuffer::fMutex
XrdSysRecMutex fMutex
Definition
XrdClientInputBuffer.hh:55
XrdClientInputBuffer::PutMsg
int PutMsg(XrdClientMessage *msg)
XrdClientMessage
Definition
XrdClientMessage.hh:49
XrdClientVector
Definition
XrdClientVector.hh:49
XrdClientVector::GetSize
int GetSize() const
Definition
XrdClientVector.hh:142
proof
xrdinc
XrdClient
XrdClientInputBuffer.hh
ROOT v6-32 - Reference Guide Generated on Fri Jul 19 2024 14:11:52 (GVA Time) using Doxygen 1.9.8