remotebridges/source/bridge/bridge_connection.cxx

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  30 #include "bridge_connection.hxx"
  31 #include "remote_bridge.hxx"
  32 #include <rtl/byteseq.hxx>
  33 #include <string.h>
  34
  35 using namespace ::com::sun::star::uno;
  36 using namespace ::com::sun::star::connection;
  37
  38 namespace remotebridges_bridge
  39 {
  40     OConnectionWrapper::OConnectionWrapper( const Reference < XConnection > &r ) :
  41         m_r( r ),
  42         m_nRef( 0 )
  43     {
  44         g_moduleCount.modCnt.acquire( &g_moduleCount.modCnt );
  45         acquire = thisAcquire;
  46         release = thisRelease;
  47         read = thisRead;
  48         write = thisWrite;
  49         flush = thisFlush;
  50         close = thisClose;
  51     }
  52
  53     OConnectionWrapper::~OConnectionWrapper()
  54     {
  55         g_moduleCount.modCnt.release( &g_moduleCount.modCnt );
  56 }
  57
  58     void OConnectionWrapper::thisAcquire( remote_Connection *p)
  59     {
  60         OConnectionWrapper * m = ( OConnectionWrapper * ) p;
  61         osl_incrementInterlockedCount( &(m->m_nRef ) );
  62     }
  63
  64     void OConnectionWrapper::thisRelease( remote_Connection * p)
  65     {
  66         OConnectionWrapper * m = ( OConnectionWrapper * ) p;
  67         if( ! osl_decrementInterlockedCount( &( m->m_nRef ) ) )
  68         {
  69             delete m;
  70         }
  71     }
  72
  73     sal_Int32 OConnectionWrapper::thisRead( remote_Connection *p , sal_Int8 *pDest , sal_Int32 nSize )
  74     {
  75         // guard the C-Code
  76         OConnectionWrapper * m = ( OConnectionWrapper * ) p;
  77         try
  78         {
  79             // TODO possible optimization : give
  80             ::rtl::ByteSequence seq( nSize , ::rtl::BYTESEQ_NODEFAULT );
  81             sal_Int32 nRead = m->m_r->read( *(Sequence<sal_Int8>*)&seq , nSize );
  82             memcpy( pDest , seq.getConstArray() , nRead );
  83             return nRead;
  84         }
  85         catch ( Exception & )
  86         {
  87             return 0;
  88         }
  89         catch (::std::bad_alloc &)
  90         {
  91             return 0;
  92         }
  93     }
  94
  95     sal_Int32 OConnectionWrapper::thisWrite( remote_Connection *p ,
  96                                              const sal_Int8 *pSource ,
  97                                              sal_Int32 nSize )
  98     {
  99         // guard the C-Code
 100         OConnectionWrapper * m = ( OConnectionWrapper * ) p;
 101         try
 102         {
 103             Sequence< sal_Int8 > seq( pSource , nSize  );
 104             m->m_r->write( seq );
 105             return nSize;
 106         }
 107         catch ( Exception &  )
 108         {
 109             return 0;
 110         }
 111     }
 112
 113     void OConnectionWrapper::thisFlush( remote_Connection *p )
 114     {
 115         // guard the C-Code
 116         try
 117         {
 118             OConnectionWrapper * m = ( OConnectionWrapper * ) p;
 119             m->m_r->flush();
 120         }
 121         catch ( Exception & )
 122         {
 123         }
 124     }
 125
 126     void OConnectionWrapper::thisClose( remote_Connection * p)
 127     {
 128         // guard the C-Code
 129         try
 130         {
 131             OConnectionWrapper * m = ( OConnectionWrapper * ) p;
 132             m->m_r->close();
 133         }
 134         catch( Exception & )
 135         {
 136
 137         }
 138     }
 139 }
 140
 141
 142