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/*************************************************************************
*
* $RCSfile: pipe.cxx,v $
*
* $Revision: 1.1.1.1 $
*
* last change: $Author: hr $ $Date: 2000-09-18 15:18:16 $
*
* The Contents of this file are made available subject to the terms of
* either of the following licenses
*
* - GNU Lesser General Public License Version 2.1
* - Sun Industry Standards Source License Version 1.1
*
* Sun Microsystems Inc., October, 2000
*
* GNU Lesser General Public License Version 2.1
* =============================================
* Copyright 2000 by Sun Microsystems, Inc.
* 901 San Antonio Road, Palo Alto, CA 94303, USA
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License version 2.1, as published by the Free Software Foundation.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*
*
* Sun Industry Standards Source License Version 1.1
* =================================================
* The contents of this file are subject to the Sun Industry Standards
* Source License Version 1.1 (the "License"); You may not use this file
* except in compliance with the License. You may obtain a copy of the
* License at http://www.openoffice.org/license.html.
*
* Software provided under this License is provided on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING,
* WITHOUT LIMITATION, WARRANTIES THAT THE SOFTWARE IS FREE OF DEFECTS,
* MERCHANTABLE, FIT FOR A PARTICULAR PURPOSE, OR NON-INFRINGING.
* See the License for the specific provisions governing your rights and
* obligations concerning the Software.
*
* The Initial Developer of the Original Code is: Sun Microsystems, Inc.
*
* Copyright: 2000 by Sun Microsystems, Inc.
*
* All Rights Reserved.
*
* Contributor(s): _______________________________________
*
*
************************************************************************/
#include <vos/pipe.hxx>
#include <vos/diagnose.hxx>
#ifdef _USE_NAMESPACE
using namespace vos;
#endif
///////////////////////////////////////////////////////////////////////////////
// Pipe
VOS_IMPLEMENT_CLASSINFO(VOS_CLASSNAME(OPipe, vos),
VOS_NAMESPACE(OPipe, vos),
VOS_NAMESPACE(OObject, vos), 0);
/*****************************************************************************/
// OPipe()
/*****************************************************************************/
OPipe::OPipe()
{
m_pPipeRef= 0;
}
/*****************************************************************************/
// OPipe()
/*****************************************************************************/
OPipe::OPipe( const rtl::OUString& strName, TPipeOption Options)
{
m_pPipeRef =
new PipeRef( osl_createPipe(strName.pData,
(oslPipeOptions)Options,
NULL) );
VOS_POSTCOND(m_pPipeRef != 0, "OPipe(): new failed.\n");
VOS_POSTCOND((*m_pPipeRef)(), "OPipe(): creation of pipe failed!\n");
}
/*****************************************************************************/
// OPipe()
/*****************************************************************************/
OPipe::OPipe( const rtl::OUString& strName,
TPipeOption Options,
const OSecurity& rSecurity)
{
m_pPipeRef=
new PipeRef(osl_createPipe(strName.pData,
(oslPipeOptions)Options,
(oslSecurity)rSecurity));
VOS_POSTCOND(m_pPipeRef != 0, "OPipe(): new failed.\n");
VOS_POSTCOND((*m_pPipeRef)(), "OPipe(): creation of pipe failed!\n");
}
/*****************************************************************************/
// OPipe()
/*****************************************************************************/
OPipe::OPipe(const OPipe& pipe)
{
VOS_ASSERT(pipe.m_pPipeRef != 0);
m_pPipeRef= pipe.m_pPipeRef;
m_pPipeRef->acquire();
}
/*****************************************************************************/
// OPipe()
/*****************************************************************************/
OPipe::OPipe(oslPipe Pipe)
{
m_pPipeRef = new PipeRef(Pipe);
}
/*****************************************************************************/
// ~OPipe()
/*****************************************************************************/
OPipe::~OPipe()
{
close();
}
/*****************************************************************************/
// create
/*****************************************************************************/
sal_Bool OPipe::create( const rtl::OUString& strName, TPipeOption Options )
{
// if this was a valid pipe, decrease reference
if ((m_pPipeRef) && (m_pPipeRef->release() == 0))
{
osl_destroyPipe((*m_pPipeRef)());
delete m_pPipeRef;
m_pPipeRef= 0;
}
m_pPipeRef=
new PipeRef(osl_createPipe(strName.pData,
(oslPipeOptions)Options,
NULL));
VOS_POSTCOND(m_pPipeRef != 0, "OPipe(): new failed.\n");
return (*m_pPipeRef)() != 0;
}
/*****************************************************************************/
// create
/*****************************************************************************/
sal_Bool OPipe::create( const rtl::OUString& strName,
TPipeOption Options,
const NAMESPACE_VOS(OSecurity)& rSecurity )
{
// if this was a valid pipe, decrease reference
if ((m_pPipeRef) && (m_pPipeRef->release() == 0))
{
osl_destroyPipe((*m_pPipeRef)());
delete m_pPipeRef;
m_pPipeRef= 0;
}
m_pPipeRef=
new PipeRef(osl_createPipe(strName.pData,
(oslPipeOptions)Options,
(oslSecurity)rSecurity));
VOS_POSTCOND(m_pPipeRef != 0, "OPipe(): new failed.\n");
return (*m_pPipeRef)() != 0;
}
/*****************************************************************************/
// operator=
/*****************************************************************************/
OPipe& OPipe::operator= (const OPipe& pipe)
{
VOS_PRECOND(pipe.m_pPipeRef != 0, "OPipe::operator=: tried to assign an empty/invalid pipe\n");
if (m_pPipeRef == pipe.m_pPipeRef)
return *this;
// if this was a valid pipe, decrease reference
if ((m_pPipeRef) && (m_pPipeRef->release() == 0))
{
osl_destroyPipe((*m_pPipeRef)());
delete m_pPipeRef;
m_pPipeRef= 0;
}
m_pPipeRef= pipe.m_pPipeRef;
m_pPipeRef->acquire();
return *this;
}
/*****************************************************************************/
// operator oslPipe()
/*****************************************************************************/
OPipe::operator oslPipe() const
{
VOS_ASSERT(m_pPipeRef);
return (*m_pPipeRef)();
}
/*****************************************************************************/
// isValid()
/*****************************************************************************/
sal_Bool OPipe::isValid() const
{
return m_pPipeRef != 0 && (*m_pPipeRef)() != 0;
}
/*****************************************************************************/
// close
/*****************************************************************************/
void OPipe::close()
{
if (m_pPipeRef && (m_pPipeRef->release() == 0))
{
osl_destroyPipe((*m_pPipeRef)());
delete m_pPipeRef;
}
m_pPipeRef= 0;
}
/*****************************************************************************/
// accept
/*****************************************************************************/
OPipe::TPipeError OPipe::accept(OStreamPipe& Connection)
{
VOS_ASSERT(m_pPipeRef && (*m_pPipeRef)());
Connection= osl_acceptPipe((*m_pPipeRef)());
if(Connection.isValid())
return E_None;
else
return getError();
}
/*****************************************************************************/
// recv
/*****************************************************************************/
sal_Int32 OPipe::recv(void* pBuffer, sal_uInt32 BytesToRead)
{
VOS_ASSERT(m_pPipeRef && (*m_pPipeRef)());
return osl_receivePipe((*m_pPipeRef)(),
pBuffer,
BytesToRead);
}
/*****************************************************************************/
// send
/*****************************************************************************/
sal_Int32 OPipe::send(const void* pBuffer, sal_uInt32 BytesToSend)
{
VOS_ASSERT(m_pPipeRef && (*m_pPipeRef)());
return osl_sendPipe((*m_pPipeRef)(),
pBuffer,
BytesToSend);
}
/*****************************************************************************/
// getError
/*****************************************************************************/
OPipe::TPipeError OPipe::getError() const
{
if (m_pPipeRef)
return (TPipeError)osl_getLastPipeError((*m_pPipeRef)());
else
return (TPipeError)osl_getLastPipeError(NULL);
}
VOS_IMPLEMENT_CLASSINFO(VOS_CLASSNAME(OStreamPipe, vos),
VOS_NAMESPACE(OStreamPipe, vos),
VOS_NAMESPACE(OPipe, vos), 0);
/*****************************************************************************/
// OStreamPipe
/*****************************************************************************/
OStreamPipe::OStreamPipe()
{
}
/*****************************************************************************/
// OStreamPipe
/*****************************************************************************/
OStreamPipe::OStreamPipe(oslPipe Pipe) :
OPipe(Pipe)
{
}
/*****************************************************************************/
// OStreamPipe
// copy constructor
/*****************************************************************************/
OStreamPipe::OStreamPipe(const OStreamPipe& pipe)
{
VOS_ASSERT(pipe.m_pPipeRef != 0);
m_pPipeRef= pipe.m_pPipeRef;
m_pPipeRef->acquire();
}
/*****************************************************************************/
// ~OStreamPipe
/*****************************************************************************/
OStreamPipe::~OStreamPipe()
{
}
/*****************************************************************************/
// operator=(oslPipe)
/*****************************************************************************/
OStreamPipe& OStreamPipe::operator=(oslPipe Pipe)
{
// if this was a valid pipe, decrease reference
if (m_pPipeRef && (m_pPipeRef->release() == 0))
{
osl_destroyPipe((*m_pPipeRef)());
delete m_pPipeRef;
m_pPipeRef= 0;
}
m_pPipeRef= new PipeRef(Pipe);
VOS_POSTCOND(m_pPipeRef != 0, "OPipe(): new failed.\n");
return *this;
}
/*****************************************************************************/
// operator=OPipe
/*****************************************************************************/
OStreamPipe& OStreamPipe::operator= (const OPipe& pipe)
{
OPipe::operator= ( pipe );
return *this;
}
/*****************************************************************************/
// read
/*****************************************************************************/
sal_Int32 OStreamPipe::read(void* pBuffer, sal_uInt32 n) const
{
VOS_ASSERT(m_pPipeRef && (*m_pPipeRef)());
/* loop until all desired bytes were read or an error occured */
sal_Int32 BytesRead= 0;
sal_Int32 BytesToRead= n;
while (BytesToRead > 0)
{
sal_Int32 RetVal;
RetVal= osl_receivePipe((*m_pPipeRef)(),
pBuffer,
BytesToRead);
/* error occured? */
if(RetVal <= 0)
{
break;
}
BytesToRead -= RetVal;
BytesRead += RetVal;
pBuffer= (sal_Char*)pBuffer + RetVal;
}
return BytesRead;
}
/*****************************************************************************/
// write
/*****************************************************************************/
sal_Int32 OStreamPipe::write(const void* pBuffer, sal_uInt32 n)
{
VOS_ASSERT(m_pPipeRef && (*m_pPipeRef)());
/* loop until all desired bytes were send or an error occured */
sal_Int32 BytesSend= 0;
sal_Int32 BytesToSend= n;
while (BytesToSend > 0)
{
sal_Int32 RetVal;
RetVal= osl_sendPipe((*m_pPipeRef)(),
pBuffer,
BytesToSend);
/* error occured? */
if(RetVal <= 0)
{
break;
}
BytesToSend -= RetVal;
BytesSend += RetVal;
pBuffer= (sal_Char*)pBuffer + RetVal;
}
return BytesSend;
}
sal_Bool OStreamPipe::isEof() const
{
return isValid();
}
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