LCOV - code coverage report
Current view: top level - ucbhelper/source/provider - fd_inputstream.cxx (source / functions) Hit Total Coverage
Test: commit c8344322a7af75b84dd3ca8f78b05543a976dfd5 Lines: 0 59 0.0 %
Date: 2015-06-13 12:38:46 Functions: 0 11 0.0 %
Legend: Lines: hit not hit

          Line data    Source code
       1             : /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
       2             : /*
       3             :  * This file is part of the LibreOffice project.
       4             :  *
       5             :  * This Source Code Form is subject to the terms of the Mozilla Public
       6             :  * License, v. 2.0. If a copy of the MPL was not distributed with this
       7             :  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
       8             :  *
       9             :  * This file incorporates work covered by the following license notice:
      10             :  *
      11             :  *   Licensed to the Apache Software Foundation (ASF) under one or more
      12             :  *   contributor license agreements. See the NOTICE file distributed
      13             :  *   with this work for additional information regarding copyright
      14             :  *   ownership. The ASF licenses this file to you under the Apache
      15             :  *   License, Version 2.0 (the "License"); you may not use this file
      16             :  *   except in compliance with the License. You may obtain a copy of
      17             :  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
      18             :  */
      19             : 
      20             : #include "ucbhelper/fd_inputstream.hxx"
      21             : 
      22             : #include <rtl/alloc.h>
      23             : #include <osl/diagnose.h>
      24             : #include <sal/log.hxx>
      25             : #include <algorithm>
      26             : 
      27             : using namespace com::sun::star::uno;
      28             : using namespace com::sun::star::lang;
      29             : using namespace com::sun::star::io;
      30             : 
      31             : namespace ucbhelper
      32             : {
      33           0 :     FdInputStream::FdInputStream( oslFileHandle tmpfl )
      34             :         : m_tmpfl(tmpfl)
      35           0 :         , m_nLength( 0 )
      36             :     {
      37           0 :         if ( !m_tmpfl )
      38           0 :             osl_createTempFile( NULL, &m_tmpfl, NULL );
      39             :         OSL_ENSURE( m_tmpfl, "input stream without tempfile!" );
      40             : 
      41           0 :         if ( osl_setFilePos( m_tmpfl, osl_Pos_End, 0 ) == osl_File_E_None )
      42             :         {
      43           0 :             sal_uInt64 nFileSize = 0;
      44           0 :             if ( osl_getFilePos( m_tmpfl, &nFileSize ) == osl_File_E_None )
      45           0 :                 m_nLength = nFileSize;
      46           0 :             oslFileError rc = osl_setFilePos( m_tmpfl, osl_Pos_Absolut, 0 );
      47             :             SAL_WARN_IF(rc != osl_File_E_None, "ucbhelper", "osl_setFilePos failed");
      48             :         }
      49           0 :     }
      50             : 
      51           0 :     FdInputStream::~FdInputStream()
      52             :     {
      53           0 :         if ( 0 != m_tmpfl)
      54           0 :             osl_closeFile(m_tmpfl);
      55           0 :     }
      56             : 
      57           0 :     sal_Int32 SAL_CALL FdInputStream::readBytes(Sequence< sal_Int8 >& aData,
      58             :                                                  sal_Int32 nBytesToRead)
      59             :         throw(NotConnectedException,
      60             :               BufferSizeExceededException,
      61             :               IOException,
      62             :               RuntimeException, std::exception)
      63             :     {
      64           0 :         osl::MutexGuard aGuard(m_aMutex);
      65             : 
      66           0 :         sal_uInt64 nBeforePos( 0 );
      67           0 :         sal_uInt64 nBytesRequested( nBytesToRead );
      68           0 :         sal_uInt64 nBytesRead( 0 );
      69             : 
      70           0 :         osl_getFilePos( m_tmpfl, &nBeforePos );
      71             : 
      72           0 :         if ( 0 == ( nBytesRequested = std::min< sal_uInt64 >( m_nLength - nBeforePos, nBytesRequested ) ) )
      73           0 :             return 0;
      74             : 
      75           0 :         if ( 0 <= nBytesToRead && aData.getLength() < nBytesToRead )
      76           0 :             aData.realloc( nBytesToRead );
      77             : 
      78           0 :         if ( osl_readFile( m_tmpfl, aData.getArray(), nBytesRequested, &nBytesRead ) != osl_File_E_None )
      79           0 :             throw IOException();
      80             : 
      81           0 :         return sal_Int32( nBytesRead );
      82             :     }
      83             : 
      84             : 
      85           0 :     sal_Int32 SAL_CALL FdInputStream::readSomeBytes( Sequence< sal_Int8 >& aData,
      86             :                                                       sal_Int32 nMaxBytesToRead )
      87             :         throw( NotConnectedException,
      88             :                BufferSizeExceededException,
      89             :                IOException,
      90             :                RuntimeException, std::exception)
      91             :     {
      92           0 :         return readBytes(aData,nMaxBytesToRead);
      93             :     }
      94             : 
      95             : 
      96             : 
      97           0 :     void SAL_CALL FdInputStream::skipBytes(sal_Int32 nBytesToSkip)
      98             :         throw(NotConnectedException,
      99             :               BufferSizeExceededException,
     100             :               IOException,
     101             :               RuntimeException, std::exception)
     102             :     {
     103           0 :         osl::MutexGuard aGuard(m_aMutex);
     104           0 :         if(!m_tmpfl)
     105           0 :             throw IOException();
     106             : 
     107           0 :         oslFileError rc = osl_setFilePos( m_tmpfl, osl_Pos_Current, nBytesToSkip );
     108           0 :         SAL_WARN_IF(rc != osl_File_E_None, "ucbhelper", "osl_setFilePos failed");
     109           0 :     }
     110             : 
     111             : 
     112             : 
     113           0 :     sal_Int32 SAL_CALL FdInputStream::available()
     114             :         throw(NotConnectedException,
     115             :               IOException,
     116             :               RuntimeException, std::exception)
     117             :     {
     118           0 :         return sal::static_int_cast<sal_Int32>(m_nLength - getPosition());
     119             :     }
     120             : 
     121             : 
     122             : 
     123           0 :     void SAL_CALL FdInputStream::closeInput()
     124             :         throw(NotConnectedException,
     125             :               IOException,
     126             :               RuntimeException, std::exception)
     127             :     {
     128           0 :         osl::MutexGuard aGuard(m_aMutex);
     129           0 :         if(m_tmpfl)
     130           0 :             osl_closeFile(m_tmpfl),m_tmpfl = 0;
     131           0 :     }
     132             : 
     133             : 
     134             : 
     135           0 :     void SAL_CALL FdInputStream::seek(sal_Int64 location)
     136             :         throw( IllegalArgumentException,
     137             :                IOException,
     138             :                RuntimeException, std::exception )
     139             :     {
     140           0 :         osl::MutexGuard aGuard(m_aMutex);
     141           0 :         if(!m_tmpfl)
     142           0 :             throw IOException();
     143             : 
     144           0 :         oslFileError rc = osl_setFilePos( m_tmpfl, osl_Pos_Absolut, location );
     145           0 :         SAL_WARN_IF(rc != osl_File_E_None, "ucbhelper", "osl_setFilePos failed");
     146           0 :     }
     147             : 
     148             : 
     149             : 
     150             :     sal_Int64 SAL_CALL
     151           0 :     FdInputStream::getPosition(
     152             :         void )
     153             :         throw( IOException,
     154             :                RuntimeException, std::exception )
     155             :     {
     156           0 :         osl::MutexGuard aGuard(m_aMutex);
     157           0 :         if(!m_tmpfl)
     158           0 :             throw IOException();
     159             : 
     160           0 :         sal_uInt64 nFilePos = 0;
     161           0 :         osl_getFilePos( m_tmpfl, &nFilePos );
     162           0 :         return nFilePos;
     163             :     }
     164             : 
     165             : 
     166             : 
     167           0 :     sal_Int64 SAL_CALL FdInputStream::getLength(
     168             :         void
     169             :     ) throw(
     170             :         IOException,RuntimeException, std::exception
     171             :     )
     172             :     {
     173           0 :         return m_nLength;
     174             :     }
     175             : }
     176             : 
     177             : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */

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