LCOV - code coverage report
Current view: top level - ucbhelper/source/provider - fd_inputstream.cxx (source / functions) Hit Total Coverage
Test: commit e02a6cb2c3e2b23b203b422e4e0680877f232636 Lines: 0 59 0.0 %
Date: 2014-04-14 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 <algorithm>
      24             : 
      25             : using namespace com::sun::star::uno;
      26             : using namespace com::sun::star::lang;
      27             : using namespace com::sun::star::io;
      28             : 
      29             : namespace ucbhelper
      30             : {
      31           0 :     FdInputStream::FdInputStream( oslFileHandle tmpfl )
      32             :         : m_tmpfl(tmpfl)
      33           0 :         , m_nLength( 0 )
      34             :     {
      35           0 :         if ( !m_tmpfl )
      36           0 :             osl_createTempFile( NULL, &m_tmpfl, NULL );
      37             :         OSL_ENSURE( m_tmpfl, "input stream without tempfile!" );
      38             : 
      39           0 :         if ( osl_setFilePos( m_tmpfl, osl_Pos_End, 0 ) == osl_File_E_None )
      40             :         {
      41           0 :             sal_uInt64 nFileSize = 0;
      42           0 :             if ( osl_getFilePos( m_tmpfl, &nFileSize ) == osl_File_E_None )
      43           0 :                 m_nLength = nFileSize;
      44           0 :             oslFileError rc = osl_setFilePos( m_tmpfl, osl_Pos_Absolut, 0 );
      45             :             SAL_WARN_IF(rc != osl_File_E_None, "ucbhelper", "osl_setFilePos failed");
      46             :         }
      47           0 :     }
      48             : 
      49           0 :     FdInputStream::~FdInputStream()
      50             :     {
      51           0 :         if ( 0 != m_tmpfl)
      52           0 :             osl_closeFile(m_tmpfl);
      53           0 :     }
      54             : 
      55           0 :     sal_Int32 SAL_CALL FdInputStream::readBytes(Sequence< sal_Int8 >& aData,
      56             :                                                  sal_Int32 nBytesToRead)
      57             :         throw(NotConnectedException,
      58             :               BufferSizeExceededException,
      59             :               IOException,
      60             :               RuntimeException, std::exception)
      61             :     {
      62           0 :         osl::MutexGuard aGuard(m_aMutex);
      63             : 
      64           0 :         sal_uInt64 nBeforePos( 0 );
      65           0 :         sal_uInt64 nBytesRequested( nBytesToRead );
      66           0 :         sal_uInt64 nBytesRead( 0 );
      67             : 
      68           0 :         osl_getFilePos( m_tmpfl, &nBeforePos );
      69             : 
      70           0 :         if ( 0 == ( nBytesRequested = std::min< sal_uInt64 >( m_nLength - nBeforePos, nBytesRequested ) ) )
      71           0 :             return 0;
      72             : 
      73           0 :         if ( 0 <= nBytesToRead && aData.getLength() < nBytesToRead )
      74           0 :             aData.realloc( nBytesToRead );
      75             : 
      76           0 :         if ( osl_readFile( m_tmpfl, aData.getArray(), nBytesRequested, &nBytesRead ) != osl_File_E_None )
      77           0 :             throw IOException();
      78             : 
      79           0 :         return sal_Int32( nBytesRead );
      80             :     }
      81             : 
      82             : 
      83           0 :     sal_Int32 SAL_CALL FdInputStream::readSomeBytes( Sequence< sal_Int8 >& aData,
      84             :                                                       sal_Int32 nMaxBytesToRead )
      85             :         throw( NotConnectedException,
      86             :                BufferSizeExceededException,
      87             :                IOException,
      88             :                RuntimeException, std::exception)
      89             :     {
      90           0 :         return readBytes(aData,nMaxBytesToRead);
      91             :     }
      92             : 
      93             : 
      94             : 
      95           0 :     void SAL_CALL FdInputStream::skipBytes(sal_Int32 nBytesToSkip)
      96             :         throw(NotConnectedException,
      97             :               BufferSizeExceededException,
      98             :               IOException,
      99             :               RuntimeException, std::exception)
     100             :     {
     101           0 :         osl::MutexGuard aGuard(m_aMutex);
     102           0 :         if(!m_tmpfl)
     103           0 :             throw IOException();
     104             : 
     105           0 :         oslFileError rc = osl_setFilePos( m_tmpfl, osl_Pos_Current, nBytesToSkip );
     106           0 :         SAL_WARN_IF(rc != osl_File_E_None, "ucbhelper", "osl_setFilePos failed");
     107           0 :     }
     108             : 
     109             : 
     110             : 
     111           0 :     sal_Int32 SAL_CALL FdInputStream::available(void)
     112             :         throw(NotConnectedException,
     113             :               IOException,
     114             :               RuntimeException, std::exception)
     115             :     {
     116           0 :         return sal::static_int_cast<sal_Int32>(m_nLength - getPosition());
     117             :     }
     118             : 
     119             : 
     120             : 
     121           0 :     void SAL_CALL FdInputStream::closeInput(void)
     122             :         throw(NotConnectedException,
     123             :               IOException,
     124             :               RuntimeException, std::exception)
     125             :     {
     126           0 :         osl::MutexGuard aGuard(m_aMutex);
     127           0 :         if(m_tmpfl)
     128           0 :             osl_closeFile(m_tmpfl),m_tmpfl = 0;
     129           0 :     }
     130             : 
     131             : 
     132             : 
     133           0 :     void SAL_CALL FdInputStream::seek(sal_Int64 location)
     134             :         throw( IllegalArgumentException,
     135             :                IOException,
     136             :                RuntimeException, std::exception )
     137             :     {
     138           0 :         osl::MutexGuard aGuard(m_aMutex);
     139           0 :         if(!m_tmpfl)
     140           0 :             throw IOException();
     141             : 
     142           0 :         oslFileError rc = osl_setFilePos( m_tmpfl, osl_Pos_Absolut, location );
     143           0 :         SAL_WARN_IF(rc != osl_File_E_None, "ucbhelper", "osl_setFilePos failed");
     144           0 :     }
     145             : 
     146             : 
     147             : 
     148             :     sal_Int64 SAL_CALL
     149           0 :     FdInputStream::getPosition(
     150             :         void )
     151             :         throw( IOException,
     152             :                RuntimeException, std::exception )
     153             :     {
     154           0 :         osl::MutexGuard aGuard(m_aMutex);
     155           0 :         if(!m_tmpfl)
     156           0 :             throw IOException();
     157             : 
     158           0 :         sal_uInt64 nFilePos = 0;
     159           0 :         osl_getFilePos( m_tmpfl, &nFilePos );
     160           0 :         return nFilePos;
     161             :     }
     162             : 
     163             : 
     164             : 
     165           0 :     sal_Int64 SAL_CALL FdInputStream::getLength(
     166             :         void
     167             :     ) throw(
     168             :         IOException,RuntimeException, std::exception
     169             :     )
     170             :     {
     171           0 :         return m_nLength;
     172             :     }
     173             : }
     174             : 
     175             : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */

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