00001 #ifndef _XROOTD_FILELOCK_H_ 00002 #define _XROOTD_FILELOCK_H_ 00003 /******************************************************************************/ 00004 /* */ 00005 /* X r d X r o o t d F i l e L o c k . h h */ 00006 /* */ 00007 /* (c) 2004 by the Board of Trustees of the Leland Stanford, Jr., University */ 00008 /* Produced by Andrew Hanushevsky for Stanford University under contract */ 00009 /* DE-AC02-76-SFO0515 with the Department of Energy */ 00010 /* */ 00011 /* This file is part of the XRootD software suite. */ 00012 /* */ 00013 /* XRootD is free software: you can redistribute it and/or modify it under */ 00014 /* the terms of the GNU Lesser General Public License as published by the */ 00015 /* Free Software Foundation, either version 3 of the License, or (at your */ 00016 /* option) any later version. */ 00017 /* */ 00018 /* XRootD is distributed in the hope that it will be useful, but WITHOUT */ 00019 /* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or */ 00020 /* FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public */ 00021 /* License for more details. */ 00022 /* */ 00023 /* You should have received a copy of the GNU Lesser General Public License */ 00024 /* along with XRootD in a file called COPYING.LESSER (LGPL license) and file */ 00025 /* COPYING (GPL license). If not, see <http://www.gnu.org/licenses/>. */ 00026 /* */ 00027 /* The copyright holder's institutional names and contributor's names may not */ 00028 /* be used to endorse or promote products derived from this software without */ 00029 /* specific prior written permission of the institution or contributor. */ 00030 /******************************************************************************/ 00031 00032 class XrdXrootdFileLock 00033 { 00034 public: 00035 00036 virtual int Lock(const char *path, char mode, bool force) = 0; 00037 00038 virtual void numLocks(const char *path, int &rcnt, int &wcnt) = 0; 00039 00040 virtual int Unlock(const char *path, char mode) = 0; 00041 00042 XrdXrootdFileLock() {} 00043 virtual ~XrdXrootdFileLock() {} 00044 }; 00045 #endif