ctr_pipe.cxx

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 *
 *   Licensed to the Apache Software Foundation (ASF) under one or more
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#include <sal/config.h>
 
#include <com/sun/star/io/IOException.hpp>
 
#include "connector.hxx"
#include <osl/pipe.hxx>
#include <utility>
 
using namespace ::osl;
using namespace ::com::sun::star::uno;
using namespace ::com::sun::star::io;
using namespace ::com::sun::star::connection;
 
 
namespace stoc_connector {
 
    PipeConnection::PipeConnection( OUString sConnectionDescription ) :
        m_nStatus( 0 ),
        m_sDescription(std::move( sConnectionDescription ))
    {
        // make it unique
        m_sDescription += ",uniqueValue=";
        m_sDescription += OUString::number(
            sal::static_int_cast< sal_Int64 >(
                reinterpret_cast< sal_IntPtr >(&m_pipe)) );
    }
 
    PipeConnection::~PipeConnection()
    {
    }
 
    sal_Int32 PipeConnection::read( Sequence < sal_Int8 > & aReadBytes , sal_Int32 nBytesToRead )
    {
        if( m_nStatus )
        {
            throw IOException("pipe already closed");
        }
        if( aReadBytes.getLength() != nBytesToRead )
        {
            aReadBytes.realloc( nBytesToRead );
        }
        return m_pipe.read( aReadBytes.getArray()  , aReadBytes.getLength() );
 
    }
 
    void PipeConnection::write( const Sequence < sal_Int8 > &seq )
    {
        if( m_nStatus )
        {
            throw IOException("pipe already closed");
        }
        if( m_pipe.write( seq.getConstArray() , seq.getLength() ) != seq.getLength() )
        {
            throw IOException("short write");
        }
    }
 
    void PipeConnection::flush( )
    {
 
    }
 
    void PipeConnection::close()
    {
        // ensure that close is called only once
        if(1 == osl_atomic_increment( (&m_nStatus) ) )
        {
            m_pipe.close();
        }
    }
 
    OUString PipeConnection::getDescription()
    {
        return m_sDescription;
    }
 
}
 
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