00001 #ifndef __XRDPOSIXSTATS_HH__ 00002 #define __XRDPOSIXSTATS_HH__ 00003 /******************************************************************************/ 00004 /* */ 00005 /* X r d P o s i x S t a t s . h h */ 00006 /* */ 00007 /* (c) 2019 by the Board of Trustees of the Leland Stanford, Jr., University */ 00008 /* All Rights Reserved */ 00009 /* Produced by Andrew Hanushevsky for Stanford University under contract */ 00010 /* DE-AC02-76-SFO0515 with the Department of Energy */ 00011 /* */ 00012 /* This file is part of the XRootD software suite. */ 00013 /* */ 00014 /* XRootD is free software: you can redistribute it and/or modify it under */ 00015 /* the terms of the GNU Lesser General Public License as published by the */ 00016 /* Free Software Foundation, either version 3 of the License, or (at your */ 00017 /* option) any later version. */ 00018 /* */ 00019 /* XRootD is distributed in the hope that it will be useful, but WITHOUT */ 00020 /* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or */ 00021 /* FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public */ 00022 /* License for more details. */ 00023 /* */ 00024 /* You should have received a copy of the GNU Lesser General Public License */ 00025 /* along with XRootD in a file called COPYING.LESSER (LGPL license) and file */ 00026 /* COPYING (GPL license). If not, see <http://www.gnu.org/licenses/>. */ 00027 /* */ 00028 /* The copyright holder's institutional names and contributor's names may not */ 00029 /* be used to endorse or promote products derived from this software without */ 00030 /* specific prior written permission of the institution or contributor. */ 00031 /******************************************************************************/ 00032 00033 #include <string.h> 00034 00035 #include "XrdSys/XrdSysAtomics.hh" 00036 #include "XrdSys/XrdSysPthread.hh" 00037 00038 class XrdPosixStats 00039 { 00040 public: 00041 00042 struct PosixStats 00043 { 00044 long long Opens; 00045 long long OpenErrs; 00046 long long Closes; 00047 long long CloseErrs; 00048 } X; 00049 00050 inline void Get(XrdPosixStats &D) 00051 {sMutex.Lock(); 00052 memcpy(&D.X, &X, sizeof(PosixStats)); 00053 sMutex.UnLock(); 00054 } 00055 00056 inline void Add(long long &Dest, long long Val) 00057 {sMutex.Lock(); Dest += Val; sMutex.UnLock();} 00058 00059 inline void Count(long long &Dest) 00060 {AtomicBeg(sMutex); AtomicInc(Dest); AtomicEnd(sMutex);} 00061 00062 inline void Set(long long &Dest, long long Val) 00063 {sMutex.Lock(); Dest = Val; sMutex.UnLock();} 00064 00065 inline void Lock() {sMutex.Lock();} 00066 inline void UnLock() {sMutex.UnLock();} 00067 00068 XrdPosixStats() {memset(&X, 0, sizeof(PosixStats));} 00069 ~XrdPosixStats() {} 00070 private: 00071 XrdSysMutex sMutex; 00072 }; 00073 #endif