1 /************************************************************** 2 * 3 * Licensed to the Apache Software Foundation (ASF) under one 4 * or more contributor license agreements. See the NOTICE file 5 * distributed with this work for additional information 6 * regarding copyright ownership. The ASF licenses this file 7 * to you under the Apache License, Version 2.0 (the 8 * "License"); you may not use this file except in compliance 9 * with the License. You may obtain a copy of the License at 10 * 11 * http://www.apache.org/licenses/LICENSE-2.0 12 * 13 * Unless required by applicable law or agreed to in writing, 14 * software distributed under the License is distributed on an 15 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 16 * KIND, either express or implied. See the License for the 17 * specific language governing permissions and limitations 18 * under the License. 19 * 20 *************************************************************/ 21 22 23 24 #ifndef _FILREC_HXX_ 25 #define _FILREC_HXX_ 26 27 #include <osl/file.hxx> 28 29 namespace fileaccess { 30 31 class ReconnectingFile 32 { 33 ::osl::File m_aFile; 34 35 sal_uInt32 m_nFlags; 36 sal_Bool m_bFlagsSet; 37 38 sal_Bool m_bDisconnect; 39 40 ReconnectingFile( ReconnectingFile& ); 41 42 ReconnectingFile& operator=( ReconnectingFile& ); 43 44 public: 45 ReconnectingFile(const::rtl::OUString & aFileURL)46 ReconnectingFile( const ::rtl::OUString& aFileURL ) 47 : m_aFile( aFileURL ) 48 , m_nFlags( 0 ) 49 , m_bFlagsSet( sal_False ) 50 , m_bDisconnect( sal_False ) 51 {} 52 ~ReconnectingFile()53 ~ReconnectingFile() 54 { 55 close(); 56 } 57 58 void disconnect(); 59 sal_Bool reconnect(); 60 61 ::osl::FileBase::RC open( sal_uInt32 uFlags ); 62 63 ::osl::FileBase::RC close(); 64 65 ::osl::FileBase::RC setPos( sal_uInt32 uHow, sal_Int64 uPos ); 66 67 ::osl::FileBase::RC getPos( sal_uInt64& uPos ); 68 69 ::osl::FileBase::RC setSize( sal_uInt64 uSize ); 70 71 ::osl::FileBase::RC getSize( sal_uInt64 &rSize ); 72 73 ::osl::FileBase::RC read( void *pBuffer, sal_uInt64 uBytesRequested, sal_uInt64& rBytesRead ); 74 75 ::osl::FileBase::RC write(const void *pBuffer, sal_uInt64 uBytesToWrite, sal_uInt64& rBytesWritten); 76 77 ::osl::FileBase::RC sync() const; 78 }; 79 80 } // namespace fileaccess 81 #endif // _FILREC_HXX_ 82 83