1*cdf0e10cSrcweir /************************************************************************* 2*cdf0e10cSrcweir * 3*cdf0e10cSrcweir * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4*cdf0e10cSrcweir * 5*cdf0e10cSrcweir * Copyright 2000, 2010 Oracle and/or its affiliates. 6*cdf0e10cSrcweir * 7*cdf0e10cSrcweir * OpenOffice.org - a multi-platform office productivity suite 8*cdf0e10cSrcweir * 9*cdf0e10cSrcweir * This file is part of OpenOffice.org. 10*cdf0e10cSrcweir * 11*cdf0e10cSrcweir * OpenOffice.org is free software: you can redistribute it and/or modify 12*cdf0e10cSrcweir * it under the terms of the GNU Lesser General Public License version 3 13*cdf0e10cSrcweir * only, as published by the Free Software Foundation. 14*cdf0e10cSrcweir * 15*cdf0e10cSrcweir * OpenOffice.org is distributed in the hope that it will be useful, 16*cdf0e10cSrcweir * but WITHOUT ANY WARRANTY; without even the implied warranty of 17*cdf0e10cSrcweir * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 18*cdf0e10cSrcweir * GNU Lesser General Public License version 3 for more details 19*cdf0e10cSrcweir * (a copy is included in the LICENSE file that accompanied this code). 20*cdf0e10cSrcweir * 21*cdf0e10cSrcweir * You should have received a copy of the GNU Lesser General Public License 22*cdf0e10cSrcweir * version 3 along with OpenOffice.org. If not, see 23*cdf0e10cSrcweir * <http://www.openoffice.org/license.html> 24*cdf0e10cSrcweir * for a copy of the LGPLv3 License. 25*cdf0e10cSrcweir * 26*cdf0e10cSrcweir ************************************************************************/ 27*cdf0e10cSrcweir 28*cdf0e10cSrcweir // MARKER(update_precomp.py): autogen include statement, do not remove 29*cdf0e10cSrcweir #include "precompiled_unotools.hxx" 30*cdf0e10cSrcweir #include <unotools/streamhelper.hxx> 31*cdf0e10cSrcweir #include <tools/debug.hxx> 32*cdf0e10cSrcweir 33*cdf0e10cSrcweir namespace utl 34*cdf0e10cSrcweir { 35*cdf0e10cSrcweir 36*cdf0e10cSrcweir //------------------------------------------------------------------------------ 37*cdf0e10cSrcweir void SAL_CALL OInputStreamHelper::acquire() throw () 38*cdf0e10cSrcweir { 39*cdf0e10cSrcweir InputStreamHelper_Base::acquire(); 40*cdf0e10cSrcweir } 41*cdf0e10cSrcweir 42*cdf0e10cSrcweir //------------------------------------------------------------------------------ 43*cdf0e10cSrcweir void SAL_CALL OInputStreamHelper::release() throw () 44*cdf0e10cSrcweir { 45*cdf0e10cSrcweir InputStreamHelper_Base::release(); 46*cdf0e10cSrcweir } 47*cdf0e10cSrcweir 48*cdf0e10cSrcweir //------------------------------------------------------------------------------ 49*cdf0e10cSrcweir sal_Int32 SAL_CALL OInputStreamHelper::readBytes(staruno::Sequence< sal_Int8 >& aData, sal_Int32 nBytesToRead) 50*cdf0e10cSrcweir throw(stario::NotConnectedException, stario::BufferSizeExceededException, stario::IOException, staruno::RuntimeException) 51*cdf0e10cSrcweir { 52*cdf0e10cSrcweir if (!m_xLockBytes.Is()) 53*cdf0e10cSrcweir throw stario::NotConnectedException(::rtl::OUString(), static_cast<staruno::XWeak*>(this)); 54*cdf0e10cSrcweir 55*cdf0e10cSrcweir if (nBytesToRead < 0) 56*cdf0e10cSrcweir throw stario::BufferSizeExceededException(::rtl::OUString(), static_cast<staruno::XWeak*>(this)); 57*cdf0e10cSrcweir 58*cdf0e10cSrcweir ::osl::MutexGuard aGuard( m_aMutex ); 59*cdf0e10cSrcweir aData.realloc(nBytesToRead); 60*cdf0e10cSrcweir 61*cdf0e10cSrcweir sal_Size nRead; 62*cdf0e10cSrcweir ErrCode nError = m_xLockBytes->ReadAt(m_nActPos, (void*)aData.getArray(), nBytesToRead, &nRead); 63*cdf0e10cSrcweir // FIXME nRead could be truncated on 64-bit arches 64*cdf0e10cSrcweir m_nActPos += (sal_uInt32)nRead; 65*cdf0e10cSrcweir 66*cdf0e10cSrcweir if (nError != ERRCODE_NONE) 67*cdf0e10cSrcweir throw stario::IOException(::rtl::OUString(), static_cast<staruno::XWeak*>(this)); 68*cdf0e10cSrcweir 69*cdf0e10cSrcweir // adjust sequence if data read is lower than the desired data 70*cdf0e10cSrcweir if (nRead < (sal_uInt32)nBytesToRead) 71*cdf0e10cSrcweir aData.realloc( nRead ); 72*cdf0e10cSrcweir 73*cdf0e10cSrcweir return nRead; 74*cdf0e10cSrcweir } 75*cdf0e10cSrcweir 76*cdf0e10cSrcweir void SAL_CALL OInputStreamHelper::seek( sal_Int64 location ) throw(::com::sun::star::lang::IllegalArgumentException, ::com::sun::star::io::IOException, ::com::sun::star::uno::RuntimeException) 77*cdf0e10cSrcweir { 78*cdf0e10cSrcweir ::osl::MutexGuard aGuard( m_aMutex ); 79*cdf0e10cSrcweir // cast is truncating, but position would be truncated as soon as 80*cdf0e10cSrcweir // put into SvLockBytes anyway 81*cdf0e10cSrcweir m_nActPos = sal::static_int_cast<sal_uInt32>(location); 82*cdf0e10cSrcweir } 83*cdf0e10cSrcweir 84*cdf0e10cSrcweir sal_Int64 SAL_CALL OInputStreamHelper::getPosition( ) throw(::com::sun::star::io::IOException, ::com::sun::star::uno::RuntimeException) 85*cdf0e10cSrcweir { 86*cdf0e10cSrcweir return m_nActPos; 87*cdf0e10cSrcweir } 88*cdf0e10cSrcweir 89*cdf0e10cSrcweir sal_Int64 SAL_CALL OInputStreamHelper::getLength( ) throw(::com::sun::star::io::IOException, ::com::sun::star::uno::RuntimeException) 90*cdf0e10cSrcweir { 91*cdf0e10cSrcweir if (!m_xLockBytes.Is()) 92*cdf0e10cSrcweir return 0; 93*cdf0e10cSrcweir 94*cdf0e10cSrcweir ::osl::MutexGuard aGuard( m_aMutex ); 95*cdf0e10cSrcweir SvLockBytesStat aStat; 96*cdf0e10cSrcweir m_xLockBytes->Stat( &aStat, SVSTATFLAG_DEFAULT ); 97*cdf0e10cSrcweir return aStat.nSize; 98*cdf0e10cSrcweir } 99*cdf0e10cSrcweir 100*cdf0e10cSrcweir //------------------------------------------------------------------------------ 101*cdf0e10cSrcweir sal_Int32 SAL_CALL OInputStreamHelper::readSomeBytes(staruno::Sequence< sal_Int8 >& aData, 102*cdf0e10cSrcweir sal_Int32 nMaxBytesToRead) 103*cdf0e10cSrcweir throw (stario::NotConnectedException, stario::BufferSizeExceededException, stario::IOException, staruno::RuntimeException) 104*cdf0e10cSrcweir { 105*cdf0e10cSrcweir // read all data desired 106*cdf0e10cSrcweir return readBytes(aData, nMaxBytesToRead); 107*cdf0e10cSrcweir } 108*cdf0e10cSrcweir 109*cdf0e10cSrcweir //------------------------------------------------------------------------------ 110*cdf0e10cSrcweir void SAL_CALL OInputStreamHelper::skipBytes(sal_Int32 nBytesToSkip) 111*cdf0e10cSrcweir throw (stario::NotConnectedException, stario::BufferSizeExceededException, stario::IOException, staruno::RuntimeException) 112*cdf0e10cSrcweir { 113*cdf0e10cSrcweir ::osl::MutexGuard aGuard( m_aMutex ); 114*cdf0e10cSrcweir if (!m_xLockBytes.Is()) 115*cdf0e10cSrcweir throw stario::NotConnectedException(::rtl::OUString(), static_cast<staruno::XWeak*>(this)); 116*cdf0e10cSrcweir 117*cdf0e10cSrcweir if (nBytesToSkip < 0) 118*cdf0e10cSrcweir throw stario::BufferSizeExceededException(::rtl::OUString(), static_cast<staruno::XWeak*>(this)); 119*cdf0e10cSrcweir 120*cdf0e10cSrcweir m_nActPos += nBytesToSkip; 121*cdf0e10cSrcweir } 122*cdf0e10cSrcweir 123*cdf0e10cSrcweir //------------------------------------------------------------------------------ 124*cdf0e10cSrcweir sal_Int32 SAL_CALL OInputStreamHelper::available() 125*cdf0e10cSrcweir throw (stario::NotConnectedException, stario::IOException, staruno::RuntimeException) 126*cdf0e10cSrcweir { 127*cdf0e10cSrcweir ::osl::MutexGuard aGuard( m_aMutex ); 128*cdf0e10cSrcweir if (!m_xLockBytes.Is()) 129*cdf0e10cSrcweir throw stario::NotConnectedException(::rtl::OUString(), static_cast<staruno::XWeak*>(this)); 130*cdf0e10cSrcweir 131*cdf0e10cSrcweir return m_nAvailable; 132*cdf0e10cSrcweir } 133*cdf0e10cSrcweir 134*cdf0e10cSrcweir //------------------------------------------------------------------------------ 135*cdf0e10cSrcweir void SAL_CALL OInputStreamHelper::closeInput() 136*cdf0e10cSrcweir throw (stario::NotConnectedException, stario::IOException, staruno::RuntimeException) 137*cdf0e10cSrcweir { 138*cdf0e10cSrcweir ::osl::MutexGuard aGuard( m_aMutex ); 139*cdf0e10cSrcweir if (!m_xLockBytes.Is()) 140*cdf0e10cSrcweir throw stario::NotConnectedException(::rtl::OUString(), static_cast<staruno::XWeak*>(this)); 141*cdf0e10cSrcweir 142*cdf0e10cSrcweir m_xLockBytes = NULL; 143*cdf0e10cSrcweir } 144*cdf0e10cSrcweir 145*cdf0e10cSrcweir /*************************************************************************/ 146*cdf0e10cSrcweir //------------------------------------------------------------------------------ 147*cdf0e10cSrcweir void SAL_CALL OOutputStreamHelper::acquire() throw () 148*cdf0e10cSrcweir { 149*cdf0e10cSrcweir OutputStreamHelper_Base::acquire(); 150*cdf0e10cSrcweir } 151*cdf0e10cSrcweir 152*cdf0e10cSrcweir //------------------------------------------------------------------------------ 153*cdf0e10cSrcweir void SAL_CALL OOutputStreamHelper::release() throw () 154*cdf0e10cSrcweir { 155*cdf0e10cSrcweir OutputStreamHelper_Base::release(); 156*cdf0e10cSrcweir } 157*cdf0e10cSrcweir // stario::XOutputStream 158*cdf0e10cSrcweir //------------------------------------------------------------------------------ 159*cdf0e10cSrcweir void SAL_CALL OOutputStreamHelper::writeBytes(const staruno::Sequence< sal_Int8 >& aData) 160*cdf0e10cSrcweir throw (stario::NotConnectedException, stario::BufferSizeExceededException, stario::IOException, staruno::RuntimeException) 161*cdf0e10cSrcweir { 162*cdf0e10cSrcweir ::osl::MutexGuard aGuard( m_aMutex ); 163*cdf0e10cSrcweir if (!m_xLockBytes.Is()) 164*cdf0e10cSrcweir throw stario::NotConnectedException(::rtl::OUString(), static_cast<staruno::XWeak*>(this)); 165*cdf0e10cSrcweir 166*cdf0e10cSrcweir sal_Size nWritten; 167*cdf0e10cSrcweir ErrCode nError = m_xLockBytes->WriteAt( m_nActPos, aData.getConstArray(), aData.getLength(), &nWritten ); 168*cdf0e10cSrcweir // FIXME nWritten could be truncated on 64-bit arches 169*cdf0e10cSrcweir m_nActPos += (sal_uInt32)nWritten; 170*cdf0e10cSrcweir 171*cdf0e10cSrcweir if (nError != ERRCODE_NONE || 172*cdf0e10cSrcweir sal::static_int_cast<sal_Int32>(nWritten) != aData.getLength()) 173*cdf0e10cSrcweir { 174*cdf0e10cSrcweir throw stario::IOException(::rtl::OUString(),static_cast<staruno::XWeak*>(this)); 175*cdf0e10cSrcweir } 176*cdf0e10cSrcweir } 177*cdf0e10cSrcweir 178*cdf0e10cSrcweir //------------------------------------------------------------------ 179*cdf0e10cSrcweir void SAL_CALL OOutputStreamHelper::flush() 180*cdf0e10cSrcweir throw (stario::NotConnectedException, stario::BufferSizeExceededException, stario::IOException, staruno::RuntimeException) 181*cdf0e10cSrcweir { 182*cdf0e10cSrcweir ::osl::MutexGuard aGuard( m_aMutex ); 183*cdf0e10cSrcweir if (!m_xLockBytes.Is()) 184*cdf0e10cSrcweir throw stario::NotConnectedException(::rtl::OUString(), static_cast<staruno::XWeak*>(this)); 185*cdf0e10cSrcweir 186*cdf0e10cSrcweir ErrCode nError = m_xLockBytes->Flush(); 187*cdf0e10cSrcweir if (nError != ERRCODE_NONE) 188*cdf0e10cSrcweir throw stario::IOException(::rtl::OUString(),static_cast<staruno::XWeak*>(this)); 189*cdf0e10cSrcweir } 190*cdf0e10cSrcweir 191*cdf0e10cSrcweir //------------------------------------------------------------------ 192*cdf0e10cSrcweir void SAL_CALL OOutputStreamHelper::closeOutput( ) 193*cdf0e10cSrcweir throw(stario::NotConnectedException, stario::BufferSizeExceededException, stario::IOException, staruno::RuntimeException) 194*cdf0e10cSrcweir { 195*cdf0e10cSrcweir ::osl::MutexGuard aGuard( m_aMutex ); 196*cdf0e10cSrcweir if (!m_xLockBytes.Is()) 197*cdf0e10cSrcweir throw stario::NotConnectedException(::rtl::OUString(), static_cast<staruno::XWeak*>(this)); 198*cdf0e10cSrcweir 199*cdf0e10cSrcweir m_xLockBytes = NULL; 200*cdf0e10cSrcweir } 201*cdf0e10cSrcweir 202*cdf0e10cSrcweir } // namespace utl 203*cdf0e10cSrcweir 204*cdf0e10cSrcweir 205