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File indexing completed on 2025-01-18 10:15:39
0001 //------------------------------------------------------------------------------ 0002 // Copyright (c) 2014 by European Organization for Nuclear Research (CERN) 0003 // Author: Lukasz Janyst <ljanyst@cern.ch> 0004 //------------------------------------------------------------------------------ 0005 // This file is part of the XRootD software suite. 0006 // 0007 // XRootD is free software: you can redistribute it and/or modify 0008 // it under the terms of the GNU Lesser General Public License as published by 0009 // the Free Software Foundation, either version 3 of the License, or 0010 // (at your option) any later version. 0011 // 0012 // XRootD is distributed in the hope that it will be useful, 0013 // but WITHOUT ANY WARRANTY; without even the implied warranty of 0014 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 0015 // GNU General Public License for more details. 0016 // 0017 // You should have received a copy of the GNU Lesser General Public License 0018 // along with XRootD. If not, see <http://www.gnu.org/licenses/>. 0019 // 0020 // In applying this licence, CERN does not waive the privileges and immunities 0021 // granted to it by virtue of its status as an Intergovernmental Organization 0022 // or submit itself to any jurisdiction. 0023 //------------------------------------------------------------------------------ 0024 0025 #ifndef __XRD_CL_FILE_SYSTEM_UTILS_HH__ 0026 #define __XRD_CL_FILE_SYSTEM_UTILS_HH__ 0027 0028 #include "XrdCl/XrdClXRootDResponses.hh" 0029 0030 #include <string> 0031 #include <cstdint> 0032 #include <memory> 0033 0034 namespace XrdCl 0035 { 0036 class FileSystem; 0037 0038 //---------------------------------------------------------------------------- 0039 //! A container for file system utility functions that do not belong in 0040 //! FileSystem 0041 //---------------------------------------------------------------------------- 0042 class FileSystemUtils 0043 { 0044 //------------------------------------------------------------------------ 0045 // Forward declaration for PIMPL 0046 //------------------------------------------------------------------------ 0047 struct SpaceInfoImpl; 0048 0049 public: 0050 //------------------------------------------------------------------------ 0051 //! Container for space information 0052 //------------------------------------------------------------------------ 0053 class SpaceInfo 0054 { 0055 public: 0056 SpaceInfo( uint64_t total, uint64_t free, uint64_t used, 0057 uint64_t largestChunk ); 0058 0059 ~SpaceInfo(); 0060 0061 //-------------------------------------------------------------------- 0062 //! Amount of total space in MB 0063 //-------------------------------------------------------------------- 0064 uint64_t GetTotal() const; 0065 0066 //-------------------------------------------------------------------- 0067 //! Amount of free space in MB 0068 //-------------------------------------------------------------------- 0069 uint64_t GetFree() const; 0070 0071 //-------------------------------------------------------------------- 0072 //! Amount of used space in MB 0073 //-------------------------------------------------------------------- 0074 uint64_t GetUsed() const; 0075 0076 //-------------------------------------------------------------------- 0077 //! Largest single chunk of free space 0078 //-------------------------------------------------------------------- 0079 uint64_t GetLargestFreeChunk() const; 0080 0081 private: 0082 std::unique_ptr<SpaceInfoImpl> pImpl; 0083 }; 0084 0085 //------------------------------------------------------------------------ 0086 //! Recursively get space information for given path 0087 //------------------------------------------------------------------------ 0088 static XRootDStatus GetSpaceInfo( SpaceInfo *&result, 0089 FileSystem *fs, 0090 const std::string &path ); 0091 }; 0092 } 0093 0094 #endif // __XRD_CL_FILE_SYSTEM_UTILS HH__
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