1*b1cdbd2cSJim Jagielski /************************************************************** 2*b1cdbd2cSJim Jagielski * 3*b1cdbd2cSJim Jagielski * Licensed to the Apache Software Foundation (ASF) under one 4*b1cdbd2cSJim Jagielski * or more contributor license agreements. See the NOTICE file 5*b1cdbd2cSJim Jagielski * distributed with this work for additional information 6*b1cdbd2cSJim Jagielski * regarding copyright ownership. The ASF licenses this file 7*b1cdbd2cSJim Jagielski * to you under the Apache License, Version 2.0 (the 8*b1cdbd2cSJim Jagielski * "License"); you may not use this file except in compliance 9*b1cdbd2cSJim Jagielski * with the License. You may obtain a copy of the License at 10*b1cdbd2cSJim Jagielski * 11*b1cdbd2cSJim Jagielski * http://www.apache.org/licenses/LICENSE-2.0 12*b1cdbd2cSJim Jagielski * 13*b1cdbd2cSJim Jagielski * Unless required by applicable law or agreed to in writing, 14*b1cdbd2cSJim Jagielski * software distributed under the License is distributed on an 15*b1cdbd2cSJim Jagielski * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 16*b1cdbd2cSJim Jagielski * KIND, either express or implied. See the License for the 17*b1cdbd2cSJim Jagielski * specific language governing permissions and limitations 18*b1cdbd2cSJim Jagielski * under the License. 19*b1cdbd2cSJim Jagielski * 20*b1cdbd2cSJim Jagielski *************************************************************/ 21*b1cdbd2cSJim Jagielski 22*b1cdbd2cSJim Jagielski 23*b1cdbd2cSJim Jagielski 24*b1cdbd2cSJim Jagielski // MARKER(update_precomp.py): autogen include statement, do not remove 25*b1cdbd2cSJim Jagielski #include "precompiled_io.hxx" 26*b1cdbd2cSJim Jagielski #include "osl/security.hxx" 27*b1cdbd2cSJim Jagielski #include "acceptor.hxx" 28*b1cdbd2cSJim Jagielski #include <com/sun/star/connection/ConnectionSetupException.hpp> 29*b1cdbd2cSJim Jagielski 30*b1cdbd2cSJim Jagielski #include <cppuhelper/implbase1.hxx> 31*b1cdbd2cSJim Jagielski 32*b1cdbd2cSJim Jagielski using namespace ::rtl; 33*b1cdbd2cSJim Jagielski using namespace ::osl; 34*b1cdbd2cSJim Jagielski using namespace ::cppu; 35*b1cdbd2cSJim Jagielski using namespace ::com::sun::star::uno; 36*b1cdbd2cSJim Jagielski using namespace ::com::sun::star::lang; 37*b1cdbd2cSJim Jagielski using namespace ::com::sun::star::connection; 38*b1cdbd2cSJim Jagielski using namespace ::com::sun::star::io; 39*b1cdbd2cSJim Jagielski 40*b1cdbd2cSJim Jagielski 41*b1cdbd2cSJim Jagielski namespace io_acceptor 42*b1cdbd2cSJim Jagielski { 43*b1cdbd2cSJim Jagielski 44*b1cdbd2cSJim Jagielski typedef WeakImplHelper1< XConnection > MyPipeConnection; 45*b1cdbd2cSJim Jagielski 46*b1cdbd2cSJim Jagielski class PipeConnection : 47*b1cdbd2cSJim Jagielski public MyPipeConnection 48*b1cdbd2cSJim Jagielski { 49*b1cdbd2cSJim Jagielski public: 50*b1cdbd2cSJim Jagielski PipeConnection( const OUString &sConnectionDescription); 51*b1cdbd2cSJim Jagielski ~PipeConnection(); 52*b1cdbd2cSJim Jagielski 53*b1cdbd2cSJim Jagielski virtual sal_Int32 SAL_CALL read( Sequence< sal_Int8 >& aReadBytes, sal_Int32 nBytesToRead ) 54*b1cdbd2cSJim Jagielski throw(::com::sun::star::io::IOException, 55*b1cdbd2cSJim Jagielski ::com::sun::star::uno::RuntimeException); 56*b1cdbd2cSJim Jagielski virtual void SAL_CALL write( const Sequence< sal_Int8 >& aData ) 57*b1cdbd2cSJim Jagielski throw(::com::sun::star::io::IOException, 58*b1cdbd2cSJim Jagielski ::com::sun::star::uno::RuntimeException); 59*b1cdbd2cSJim Jagielski virtual void SAL_CALL flush( ) throw( 60*b1cdbd2cSJim Jagielski ::com::sun::star::io::IOException, 61*b1cdbd2cSJim Jagielski ::com::sun::star::uno::RuntimeException); 62*b1cdbd2cSJim Jagielski virtual void SAL_CALL close( ) 63*b1cdbd2cSJim Jagielski throw(::com::sun::star::io::IOException, 64*b1cdbd2cSJim Jagielski ::com::sun::star::uno::RuntimeException); 65*b1cdbd2cSJim Jagielski virtual ::rtl::OUString SAL_CALL getDescription( ) 66*b1cdbd2cSJim Jagielski throw(::com::sun::star::uno::RuntimeException); 67*b1cdbd2cSJim Jagielski public: 68*b1cdbd2cSJim Jagielski ::osl::StreamPipe m_pipe; 69*b1cdbd2cSJim Jagielski oslInterlockedCount m_nStatus; 70*b1cdbd2cSJim Jagielski OUString m_sDescription; 71*b1cdbd2cSJim Jagielski }; 72*b1cdbd2cSJim Jagielski 73*b1cdbd2cSJim Jagielski 74*b1cdbd2cSJim Jagielski PipeConnection(const OUString & sConnectionDescription)75*b1cdbd2cSJim Jagielski PipeConnection::PipeConnection( const OUString &sConnectionDescription) : 76*b1cdbd2cSJim Jagielski m_nStatus( 0 ), 77*b1cdbd2cSJim Jagielski m_sDescription( sConnectionDescription ) 78*b1cdbd2cSJim Jagielski { 79*b1cdbd2cSJim Jagielski g_moduleCount.modCnt.acquire( &g_moduleCount.modCnt ); 80*b1cdbd2cSJim Jagielski 81*b1cdbd2cSJim Jagielski // make it unique 82*b1cdbd2cSJim Jagielski m_sDescription += OUString::createFromAscii( ",uniqueValue=" ); 83*b1cdbd2cSJim Jagielski m_sDescription += OUString::valueOf( 84*b1cdbd2cSJim Jagielski sal::static_int_cast<sal_Int64 >( 85*b1cdbd2cSJim Jagielski reinterpret_cast< sal_IntPtr >(&m_pipe)), 86*b1cdbd2cSJim Jagielski 10 ); 87*b1cdbd2cSJim Jagielski } 88*b1cdbd2cSJim Jagielski ~PipeConnection()89*b1cdbd2cSJim Jagielski PipeConnection::~PipeConnection() 90*b1cdbd2cSJim Jagielski { 91*b1cdbd2cSJim Jagielski g_moduleCount.modCnt.release( &g_moduleCount.modCnt ); 92*b1cdbd2cSJim Jagielski } 93*b1cdbd2cSJim Jagielski read(Sequence<sal_Int8> & aReadBytes,sal_Int32 nBytesToRead)94*b1cdbd2cSJim Jagielski sal_Int32 PipeConnection::read( Sequence < sal_Int8 > & aReadBytes , sal_Int32 nBytesToRead ) 95*b1cdbd2cSJim Jagielski throw(::com::sun::star::io::IOException, 96*b1cdbd2cSJim Jagielski ::com::sun::star::uno::RuntimeException) 97*b1cdbd2cSJim Jagielski { 98*b1cdbd2cSJim Jagielski if( ! m_nStatus ) 99*b1cdbd2cSJim Jagielski { 100*b1cdbd2cSJim Jagielski if( aReadBytes.getLength() < nBytesToRead ) 101*b1cdbd2cSJim Jagielski { 102*b1cdbd2cSJim Jagielski aReadBytes.realloc( nBytesToRead ); 103*b1cdbd2cSJim Jagielski } 104*b1cdbd2cSJim Jagielski sal_Int32 n = m_pipe.read( aReadBytes.getArray(), nBytesToRead ); 105*b1cdbd2cSJim Jagielski OSL_ASSERT( n >= 0 && n <= aReadBytes.getLength() ); 106*b1cdbd2cSJim Jagielski if( n < aReadBytes.getLength() ) 107*b1cdbd2cSJim Jagielski { 108*b1cdbd2cSJim Jagielski aReadBytes.realloc( n ); 109*b1cdbd2cSJim Jagielski } 110*b1cdbd2cSJim Jagielski return n; 111*b1cdbd2cSJim Jagielski } 112*b1cdbd2cSJim Jagielski else { 113*b1cdbd2cSJim Jagielski throw IOException(); 114*b1cdbd2cSJim Jagielski } 115*b1cdbd2cSJim Jagielski } 116*b1cdbd2cSJim Jagielski write(const Sequence<sal_Int8> & seq)117*b1cdbd2cSJim Jagielski void PipeConnection::write( const Sequence < sal_Int8 > &seq ) 118*b1cdbd2cSJim Jagielski throw(::com::sun::star::io::IOException, 119*b1cdbd2cSJim Jagielski ::com::sun::star::uno::RuntimeException) 120*b1cdbd2cSJim Jagielski { 121*b1cdbd2cSJim Jagielski if( ! m_nStatus ) 122*b1cdbd2cSJim Jagielski { 123*b1cdbd2cSJim Jagielski if( m_pipe.write( seq.getConstArray() , seq.getLength() ) != seq.getLength() ) 124*b1cdbd2cSJim Jagielski { 125*b1cdbd2cSJim Jagielski throw IOException(); 126*b1cdbd2cSJim Jagielski } 127*b1cdbd2cSJim Jagielski } 128*b1cdbd2cSJim Jagielski else { 129*b1cdbd2cSJim Jagielski throw IOException(); 130*b1cdbd2cSJim Jagielski } 131*b1cdbd2cSJim Jagielski } 132*b1cdbd2cSJim Jagielski flush()133*b1cdbd2cSJim Jagielski void PipeConnection::flush( ) 134*b1cdbd2cSJim Jagielski throw( ::com::sun::star::io::IOException, 135*b1cdbd2cSJim Jagielski ::com::sun::star::uno::RuntimeException) 136*b1cdbd2cSJim Jagielski { 137*b1cdbd2cSJim Jagielski } 138*b1cdbd2cSJim Jagielski close()139*b1cdbd2cSJim Jagielski void PipeConnection::close() 140*b1cdbd2cSJim Jagielski throw( ::com::sun::star::io::IOException, 141*b1cdbd2cSJim Jagielski ::com::sun::star::uno::RuntimeException) 142*b1cdbd2cSJim Jagielski { 143*b1cdbd2cSJim Jagielski if( 1 == osl_incrementInterlockedCount( (&m_nStatus) ) ) 144*b1cdbd2cSJim Jagielski { 145*b1cdbd2cSJim Jagielski m_pipe.close(); 146*b1cdbd2cSJim Jagielski } 147*b1cdbd2cSJim Jagielski } 148*b1cdbd2cSJim Jagielski getDescription()149*b1cdbd2cSJim Jagielski OUString PipeConnection::getDescription() 150*b1cdbd2cSJim Jagielski throw(::com::sun::star::uno::RuntimeException) 151*b1cdbd2cSJim Jagielski { 152*b1cdbd2cSJim Jagielski return m_sDescription; 153*b1cdbd2cSJim Jagielski } 154*b1cdbd2cSJim Jagielski 155*b1cdbd2cSJim Jagielski /*************** 156*b1cdbd2cSJim Jagielski * PipeAcceptor 157*b1cdbd2cSJim Jagielski **************/ PipeAcceptor(const OUString & sPipeName,const OUString & sConnectionDescription)158*b1cdbd2cSJim Jagielski PipeAcceptor::PipeAcceptor( const OUString &sPipeName , const OUString & sConnectionDescription) : 159*b1cdbd2cSJim Jagielski m_sPipeName( sPipeName ), 160*b1cdbd2cSJim Jagielski m_sConnectionDescription( sConnectionDescription ), 161*b1cdbd2cSJim Jagielski m_bClosed( sal_False ) 162*b1cdbd2cSJim Jagielski { 163*b1cdbd2cSJim Jagielski } 164*b1cdbd2cSJim Jagielski 165*b1cdbd2cSJim Jagielski init()166*b1cdbd2cSJim Jagielski void PipeAcceptor::init() 167*b1cdbd2cSJim Jagielski { 168*b1cdbd2cSJim Jagielski m_pipe = Pipe( m_sPipeName.pData , osl_Pipe_CREATE , osl::Security() ); 169*b1cdbd2cSJim Jagielski if( ! m_pipe.is() ) 170*b1cdbd2cSJim Jagielski { 171*b1cdbd2cSJim Jagielski OUString error = OUString::createFromAscii( "io.acceptor: Couldn't setup pipe " ); 172*b1cdbd2cSJim Jagielski error += m_sPipeName; 173*b1cdbd2cSJim Jagielski throw ConnectionSetupException( error, Reference< XInterface > () ); 174*b1cdbd2cSJim Jagielski } 175*b1cdbd2cSJim Jagielski } 176*b1cdbd2cSJim Jagielski accept()177*b1cdbd2cSJim Jagielski Reference< XConnection > PipeAcceptor::accept( ) 178*b1cdbd2cSJim Jagielski { 179*b1cdbd2cSJim Jagielski Pipe pipe; 180*b1cdbd2cSJim Jagielski { 181*b1cdbd2cSJim Jagielski MutexGuard guard( m_mutex ); 182*b1cdbd2cSJim Jagielski pipe = m_pipe; 183*b1cdbd2cSJim Jagielski } 184*b1cdbd2cSJim Jagielski if( ! pipe.is() ) 185*b1cdbd2cSJim Jagielski { 186*b1cdbd2cSJim Jagielski OUString error = OUString::createFromAscii( "io.acceptor: pipe already closed" ); 187*b1cdbd2cSJim Jagielski error += m_sPipeName; 188*b1cdbd2cSJim Jagielski throw ConnectionSetupException( error, Reference< XInterface > () ); 189*b1cdbd2cSJim Jagielski } 190*b1cdbd2cSJim Jagielski PipeConnection *pConn = new PipeConnection( m_sConnectionDescription ); 191*b1cdbd2cSJim Jagielski 192*b1cdbd2cSJim Jagielski oslPipeError status = pipe.accept( pConn->m_pipe ); 193*b1cdbd2cSJim Jagielski 194*b1cdbd2cSJim Jagielski if( m_bClosed ) 195*b1cdbd2cSJim Jagielski { 196*b1cdbd2cSJim Jagielski // stopAccepting was called ! 197*b1cdbd2cSJim Jagielski delete pConn; 198*b1cdbd2cSJim Jagielski return Reference < XConnection >(); 199*b1cdbd2cSJim Jagielski } 200*b1cdbd2cSJim Jagielski else if( osl_Pipe_E_None == status ) 201*b1cdbd2cSJim Jagielski { 202*b1cdbd2cSJim Jagielski return Reference < XConnection > ( (XConnection * ) pConn ); 203*b1cdbd2cSJim Jagielski } 204*b1cdbd2cSJim Jagielski else 205*b1cdbd2cSJim Jagielski { 206*b1cdbd2cSJim Jagielski OUString error = OUString::createFromAscii( "io.acceptor: Couldn't setup pipe " ); 207*b1cdbd2cSJim Jagielski error += m_sPipeName; 208*b1cdbd2cSJim Jagielski throw ConnectionSetupException( error, Reference< XInterface > ()); 209*b1cdbd2cSJim Jagielski } 210*b1cdbd2cSJim Jagielski } 211*b1cdbd2cSJim Jagielski stopAccepting()212*b1cdbd2cSJim Jagielski void PipeAcceptor::stopAccepting() 213*b1cdbd2cSJim Jagielski { 214*b1cdbd2cSJim Jagielski m_bClosed = sal_True; 215*b1cdbd2cSJim Jagielski Pipe pipe; 216*b1cdbd2cSJim Jagielski { 217*b1cdbd2cSJim Jagielski MutexGuard guard( m_mutex ); 218*b1cdbd2cSJim Jagielski pipe = m_pipe; 219*b1cdbd2cSJim Jagielski m_pipe.clear(); 220*b1cdbd2cSJim Jagielski } 221*b1cdbd2cSJim Jagielski if( pipe.is() ) 222*b1cdbd2cSJim Jagielski { 223*b1cdbd2cSJim Jagielski pipe.close(); 224*b1cdbd2cSJim Jagielski } 225*b1cdbd2cSJim Jagielski } 226*b1cdbd2cSJim Jagielski } 227