135 lines
3.7 KiB
C++
135 lines
3.7 KiB
C++
/*************************************************************************
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*
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* Copyright 2000, 2010 Oracle and/or its affiliates.
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*
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* OpenOffice.org - a multi-platform office productivity suite
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*
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* This file is part of OpenOffice.org.
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*
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* OpenOffice.org is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License version 3
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* only, as published by the Free Software Foundation.
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*
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* OpenOffice.org is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Lesser General Public License version 3 for more details
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* (a copy is included in the LICENSE file that accompanied this code).
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*
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* You should have received a copy of the GNU Lesser General Public License
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* version 3 along with OpenOffice.org. If not, see
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* <http://www.openoffice.org/license.html>
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* for a copy of the LGPLv3 License.
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*
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************************************************************************/
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// MARKER(update_precomp.py): autogen include statement, do not remove
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#include "precompiled_cppu.hxx"
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#include <stdio.h>
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#include <list>
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#include <osl/mutex.hxx>
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#include <osl/thread.h>
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#include <osl/diagnose.h>
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#include <rtl/process.h>
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#include <rtl/byteseq.hxx>
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#include <uno/threadpool.h>
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#include "current.hxx"
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using namespace ::std;
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using namespace ::osl;
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using namespace ::rtl;
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using namespace ::cppu;
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static inline void createLocalId( sal_Sequence **ppThreadId )
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{
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rtl_byte_sequence_constructNoDefault( ppThreadId , 4 + 16 );
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*((sal_Int32*) ((*ppThreadId)->elements)) = osl_getThreadIdentifier(0);
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rtl_getGlobalProcessId( (sal_uInt8 * ) &( (*ppThreadId)->elements[4]) );
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}
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extern "C" void SAL_CALL
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uno_getIdOfCurrentThread( sal_Sequence **ppThreadId )
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SAL_THROW_EXTERN_C()
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{
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IdContainer * p = getIdContainer();
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if( ! p->bInit )
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{
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// first time, that the thread enters the bridge
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createLocalId( ppThreadId );
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// TODO
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// note : this is a leak !
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p->pLocalThreadId = *ppThreadId;
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p->pCurrentId = *ppThreadId;
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p->nRefCountOfCurrentId = 1;
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rtl_byte_sequence_acquire( p->pLocalThreadId );
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rtl_byte_sequence_acquire( p->pCurrentId );
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p->bInit = sal_True;
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}
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else
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{
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p->nRefCountOfCurrentId ++;
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if( *ppThreadId )
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{
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rtl_byte_sequence_release( *ppThreadId );
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}
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*ppThreadId = p->pCurrentId;
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rtl_byte_sequence_acquire( *ppThreadId );
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}
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}
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extern "C" void SAL_CALL uno_releaseIdFromCurrentThread()
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SAL_THROW_EXTERN_C()
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{
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IdContainer *p = getIdContainer();
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OSL_ASSERT( p );
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OSL_ASSERT( p->nRefCountOfCurrentId );
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p->nRefCountOfCurrentId --;
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if( ! p->nRefCountOfCurrentId && (p->pLocalThreadId != p->pCurrentId) )
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{
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rtl_byte_sequence_assign( &(p->pCurrentId) , p->pLocalThreadId );
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}
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}
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extern "C" sal_Bool SAL_CALL uno_bindIdToCurrentThread( sal_Sequence *pThreadId )
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SAL_THROW_EXTERN_C()
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{
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IdContainer *p = getIdContainer();
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if( ! p->bInit )
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{
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p->pLocalThreadId = 0;
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createLocalId( &(p->pLocalThreadId) );
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p->nRefCountOfCurrentId = 1;
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p->pCurrentId = pThreadId;
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rtl_byte_sequence_acquire( p->pCurrentId );
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p->bInit = sal_True;
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}
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else
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{
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OSL_ASSERT( 0 == p->nRefCountOfCurrentId );
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if( 0 == p->nRefCountOfCurrentId )
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{
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rtl_byte_sequence_assign(&( p->pCurrentId ), pThreadId );
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p->nRefCountOfCurrentId ++;
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}
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else
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{
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return sal_False;
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}
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}
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return sal_True;
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}
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