72c1a7fbd9
2006/11/15 08:40:37 sparcmoz 1.9.18.2: #71180#: warnings are errors - allow debug build 2006/11/09 03:13:42 sparcmoz 1.9.18.1: #i71180#: remove warnings for gcc 4.1.2
611 lines
22 KiB
C++
611 lines
22 KiB
C++
/*************************************************************************
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*
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* OpenOffice.org - a multi-platform office productivity suite
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*
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* $RCSfile: uno2cpp.cxx,v $
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*
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* $Revision: 1.10 $
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*
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* last change: $Author: vg $ $Date: 2006-11-22 11:07:45 $
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*
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* The Contents of this file are made available subject to
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* the terms of GNU Lesser General Public License Version 2.1.
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*
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*
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* GNU Lesser General Public License Version 2.1
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* =============================================
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* Copyright 2005 by Sun Microsystems, Inc.
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* 901 San Antonio Road, Palo Alto, CA 94303, USA
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License version 2.1, as published by the Free Software Foundation.
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*
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* This library 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 GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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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_bridges.hxx"
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#include <malloc.h>
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#include <com/sun/star/uno/genfunc.hxx>
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#ifndef _UNO_DATA_H_
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#include <uno/data.h>
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#endif
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#include "bridges/cpp_uno/shared/bridge.hxx"
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#include "bridges/cpp_uno/shared/types.hxx"
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#include "bridges/cpp_uno/shared/unointerfaceproxy.hxx"
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#include "bridges/cpp_uno/shared/vtables.hxx"
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#include "share.hxx"
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using namespace rtl;
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using namespace com::sun::star::uno;
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namespace
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{
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//==================================================================================================
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// The call instruction within the asm section of callVirtualMethod may throw
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// exceptions. So that the compiler handles this correctly, it is important
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// that (a) callVirtualMethod might call dummy_can_throw_anything (although this
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// never happens at runtime), which in turn can throw exceptions, and (b)
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// callVirtualMethod is not inlined at its call site (so that any exceptions are
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// caught which are thrown from the instruction calling callVirtualMethod):
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void callVirtualMethod( void * pAdjustedThisPtr,
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sal_Int32 nVtableIndex,
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void * pRegisterReturn,
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typelib_TypeClass eReturnType,
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sal_Int32 * pStackLongs,
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sal_Int32 nStackLongs ) __attribute__((noinline));
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void callVirtualMethod( void * pAdjustedThisPtr,
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sal_Int32 /* nVtableIndex */,
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void * pRegisterReturn,
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typelib_TypeClass eReturnType,
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#if OSL_DEBUG_LEVEL > 0
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sal_Int32 * pStackLongs,
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sal_Int32 nStackLongs)
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#else
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sal_Int32 * /*pStackLongs*/,
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sal_Int32 /*nStackLongs*/)
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#endif
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{
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// parameter list is mixed list of * and values
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// reference parameters are pointers
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OSL_ENSURE( pStackLongs && pAdjustedThisPtr, "### null ptr!" );
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OSL_ENSURE( (sizeof(void *) == 4) &&
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(sizeof(sal_Int32) == 4), "### unexpected size of int!" );
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OSL_ENSURE( nStackLongs && pStackLongs, "### no stack in callVirtualMethod !" );
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// never called
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if (! pAdjustedThisPtr) CPPU_CURRENT_NAMESPACE::dummy_can_throw_anything("xxx"); // address something
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volatile long o0 = 0, o1 = 0; // for register returns
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volatile double f0d = 0;
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volatile float f0f = 0;
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volatile long long saveReg[7];
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__asm__ (
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// save registers
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"std %%l0, [%4]\n\t"
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"mov %4, %%l0\n\t"
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"mov %%l0, %%l1\n\t"
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"add %%l0, 8, %%l0\n\t"
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"std %%l2, [%%l0]\n\t"
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"add %%l0, 8, %%l0\n\t"
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"std %%l4, [%%l0]\n\t"
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"add %%l0, 8, %%l0\n\t"
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"std %%o0, [%%l0]\n\t"
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"add %%l0, 8, %%l0\n\t"
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"std %%o2, [%%l0]\n\t"
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"add %%l0, 8, %%l0\n\t"
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"std %%o4, [%%l0]\n\t"
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"add %%l0, 8, %%l0\n\t"
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"std %%l6, [%%l0]\n\t"
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"mov %%l1, %%l7\n\t"
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// increase our own stackframe if necessary
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"mov %%sp, %%l3\n\t" // save stack ptr for readjustment
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"subcc %%i5, 7, %%l0\n\t"
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"ble .LmoveOn\n\t"
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"nop\n\t"
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"sll %%l0, 2, %%l0\n\t"
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"add %%l0, 96, %%l0\n\t"
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"mov %%sp, %%l1\n\t" // old stack ptr
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"sub %%sp, %%l0, %%l0\n\t" // future stack ptr
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"andcc %%l0, 7, %%g0\n\t" // align stack to 8
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"be .LisAligned\n\t"
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"nop\n\t"
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"sub %%l0, 4, %%l0\n"
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".LisAligned:\n\t"
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"mov %%l0, %%o5\n\t" // save newly computed stack ptr
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"add %%g0, 16, %%o4\n"
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// now copy longs down to save register window
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// and local variables
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".LcopyDown:\n\t"
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"ld [%%l1], %%l2\n\t"
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"st %%l2,[%%l0]\n\t"
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"add %%l0, 4, %%l0\n\t"
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"add %%l1, 4, %%l1\n\t"
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"subcc %%o4, 1, %%o4\n\t"
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"bne .LcopyDown\n\t"
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"mov %%o5, %%sp\n\t" // move new stack ptr (hopefully) atomically
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// while register window is valid in both spaces
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// (scheduling might hit in copyDown loop)
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"sub %%i5, 7, %%l0\n\t" // copy parameters past the sixth to stack
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"add %%i4, 28, %%l1\n\t"
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"add %%sp, 92, %%l2\n"
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".LcopyLong:\n\t"
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"ld [%%l1], %%o0\n\t"
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"st %%o0, [%%l2]\n\t"
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"add %%l1, 4, %%l1\n\t"
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"add %%l2, 4, %%l2\n\t"
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"subcc %%l0, 1, %%l0\n\t"
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"bne .LcopyLong\n\t"
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"nop\n"
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".LmoveOn:\n\t"
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"mov %%i5, %%l0\n\t" // prepare out registers
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"mov %%i4, %%l1\n\t"
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"ld [%%l1], %%o0\n\t" // prepare complex return ptr
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"st %%o0, [%%sp+64]\n\t"
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"sub %%l0, 1, %%l0\n\t"
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"add %%l1, 4, %%l1\n\t"
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"ld [%%l1], %%o0\n\t"
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"subcc %%l0, 1, %%l0\n\t"
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"be .LdoCall\n\t"
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"nop\n\t"
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"add %%l1, 4, %%l1\n\t"
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"ld [%%l1], %%o1\n\t"
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"subcc %%l0, 1, %%l0\n\t"
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"be .LdoCall\n\t"
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"nop\n\t"
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"add %%l1, 4, %%l1\n\t"
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"ld [%%l1], %%o2\n\t"
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"subcc %%l0, 1, %%l0\n\t"
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"be .LdoCall\n\t"
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"nop\n\t"
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"add %%l1, 4, %%l1\n\t"
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"ld [%%l1], %%o3\n\t"
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"subcc %%l0, 1, %%l0\n\t"
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"be .LdoCall\n\t"
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"nop\n\t"
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"add %%l1, 4, %%l1\n\t"
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"ld [%%l1], %%o4\n\t"
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"subcc %%l0, 1, %%l0\n\t"
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"be .LdoCall\n\t"
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"nop\n\t"
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"add %%l1, 4, %%l1\n\t"
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"ld [%%l1], %%o5\n"
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".LdoCall:\n\t"
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"ld [%%i0], %%l0\n\t" // get vtable ptr
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"sll %%i1, 2, %%l6\n\t"
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// "add %%l6, 8, %%l6\n\t"
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"add %%l6, %%l0, %%l0\n\t"
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// // vtable has 8byte wide entries,
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// // upper half contains 2 half words, of which the first
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// // is the this ptr patch !
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// // first entry is (or __tf)
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// "ldsh [%%l0], %%l6\n\t" // load this ptr patch
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// "add %%l6, %%o0, %%o0\n\t" // patch this ptr
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// "add %%l0, 4, %%l0\n\t" // get virtual function ptr
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"ld [%%l0], %%l0\n\t"
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"ld [%%i4], %%l2\n\t"
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"subcc %%l2, %%g0, %%l2\n\t"
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"bne .LcomplexCall\n\t"
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"nop\n\t"
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"call %%l0\n\t"
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"nop\n\t"
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"ba .LcallReturned\n\t"
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"nop\n"
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".LcomplexCall:\n\t"
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"call %%l0\n\t"
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"nop\n\t"
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"unimp\n"
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".LcallReturned:\n\t"
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"mov %%l3, %%sp\n\t" // readjust stack so that our locals are where they belong
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"st %%o0, %0\n\t" // save possible return registers into our locals
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"st %%o1, %1\n\t"
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"std %%f0, %2\n\t"
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"st %%f0, %3\n\t"
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// restore registers
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"ldd [%%l7], %%l0\n\t"
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"add %%l7, 8, %%l7\n\t"
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"ldd [%%l7], %%l2\n\t"
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"add %%l7, 8, %%l7\n\t"
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"ldd [%%l7], %%l4\n\t"
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"add %%l7, 8, %%l7\n\t"
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"ldd [%%l7], %%o0\n\t"
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"add %%l7, 8, %%l7\n\t"
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"ldd [%%l7], %%o2\n\t"
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"add %%l7, 8, %%l7\n\t"
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"ldd [%%l7], %%o4\n\t"
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"add %%l7, 8, %%l7\n\t"
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"ldd [%%l7], %%l6\n\t"
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: :
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"m"(o0),
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"m"(o1),
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"m"(f0d),
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"m"(f0f),
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"r"(&saveReg[0])
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);
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switch( eReturnType )
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{
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case typelib_TypeClass_HYPER:
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case typelib_TypeClass_UNSIGNED_HYPER:
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((long*)pRegisterReturn)[1] = o1;
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case typelib_TypeClass_LONG:
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case typelib_TypeClass_UNSIGNED_LONG:
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case typelib_TypeClass_ENUM:
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((long*)pRegisterReturn)[0] = o0;
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break;
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case typelib_TypeClass_CHAR:
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case typelib_TypeClass_SHORT:
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case typelib_TypeClass_UNSIGNED_SHORT:
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*(unsigned short*)pRegisterReturn = (unsigned short)o0;
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break;
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case typelib_TypeClass_BOOLEAN:
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case typelib_TypeClass_BYTE:
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*(unsigned char*)pRegisterReturn = (unsigned char)o0;
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break;
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case typelib_TypeClass_FLOAT:
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*(float*)pRegisterReturn = f0f;
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break;
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case typelib_TypeClass_DOUBLE:
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*(double*)pRegisterReturn = f0d;
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break;
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default:
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break;
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}
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}
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//=================================================================================================
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static void cpp_call(
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bridges::cpp_uno::shared::UnoInterfaceProxy * pThis,
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bridges::cpp_uno::shared::VtableSlot aVtableSlot,
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typelib_TypeDescriptionReference * pReturnTypeRef,
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sal_Int32 nParams, typelib_MethodParameter * pParams,
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void * pUnoReturn, void * pUnoArgs[], uno_Any ** ppUnoExc )
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{
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// max space for: complex ret ptr, this, values|ptr ...
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char * pCppStack =
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(char *)alloca( (nParams+2) * sizeof(sal_Int64) );
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char * pCppStackStart = pCppStack;
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// return
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typelib_TypeDescription * pReturnTypeDescr = 0;
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TYPELIB_DANGER_GET( &pReturnTypeDescr, pReturnTypeRef );
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OSL_ENSURE( pReturnTypeDescr, "### expected return type description!" );
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void * pCppReturn = 0; // if != 0 && != pUnoReturn, needs reconversion
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if (pReturnTypeDescr)
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{
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if (bridges::cpp_uno::shared::isSimpleType( pReturnTypeDescr ))
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{
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pCppReturn = pUnoReturn; // direct way for simple types
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*(void**)pCppStack = NULL;
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}
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else
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{
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// complex return via ptr
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pCppReturn = *(void **)pCppStack = (bridges::cpp_uno::shared::relatesToInterfaceType(pReturnTypeDescr )
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? alloca( pReturnTypeDescr->nSize )
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: pUnoReturn); // direct way
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}
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pCppStack += sizeof(void*);
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}
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// push this
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void * pAdjustedThisPtr = reinterpret_cast< void ** >(pThis->getCppI())
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+ aVtableSlot.offset;
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*(void**)pCppStack = pAdjustedThisPtr;
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pCppStack += sizeof( void* );
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// stack space
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OSL_ENSURE( sizeof(void *) == sizeof(sal_Int32), "### unexpected size!" );
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// args
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void ** pCppArgs = (void **)alloca( 3 * sizeof(void *) * nParams );
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// indizes of values this have to be converted (interface conversion cpp<=>uno)
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sal_Int32 * pTempIndizes = (sal_Int32 *)(pCppArgs + nParams);
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// type descriptions for reconversions
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typelib_TypeDescription ** ppTempParamTypeDescr = (typelib_TypeDescription **)(pCppArgs + (2 * nParams));
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sal_Int32 nTempIndizes = 0;
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for ( sal_Int32 nPos = 0; nPos < nParams; ++nPos )
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{
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const typelib_MethodParameter & rParam = pParams[nPos];
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typelib_TypeDescription * pParamTypeDescr = 0;
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TYPELIB_DANGER_GET( &pParamTypeDescr, rParam.pTypeRef );
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if (!rParam.bOut && bridges::cpp_uno::shared::isSimpleType( pParamTypeDescr ))
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{
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pCppArgs[ nPos ] = CPPU_CURRENT_NAMESPACE::adjustPointer(pCppStack, pParamTypeDescr );
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switch (pParamTypeDescr->eTypeClass)
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{
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case typelib_TypeClass_HYPER:
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case typelib_TypeClass_UNSIGNED_HYPER:
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case typelib_TypeClass_DOUBLE:
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OSL_ASSERT( sizeof (double) == sizeof (sal_Int64) );
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*reinterpret_cast< sal_Int32 * >(pCppStack) =
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*reinterpret_cast< sal_Int32 const * >(pUnoArgs[ nPos ]);
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pCppStack += sizeof (sal_Int32);
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*reinterpret_cast< sal_Int32 * >(pCppStack) =
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*(reinterpret_cast< sal_Int32 const * >(pUnoArgs[ nPos ] ) + 1);
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break;
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default:
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uno_copyAndConvertData(
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pCppArgs[nPos], pUnoArgs[nPos], pParamTypeDescr,
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pThis->getBridge()->getUno2Cpp() );
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break;
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}
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// no longer needed
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TYPELIB_DANGER_RELEASE( pParamTypeDescr );
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}
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else // ptr to complex value | ref
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{
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if (! rParam.bIn) // is pure out
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{
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// cpp out is constructed mem, uno out is not!
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uno_constructData(
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*(void **)pCppStack = pCppArgs[nPos] = alloca( pParamTypeDescr->nSize ),
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pParamTypeDescr );
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pTempIndizes[nTempIndizes] = nPos; // default constructed for cpp call
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// will be released at reconversion
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ppTempParamTypeDescr[nTempIndizes++] = pParamTypeDescr;
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}
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// is in/inout
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else if (bridges::cpp_uno::shared::relatesToInterfaceType(
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pParamTypeDescr ))
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{
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uno_copyAndConvertData(
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*(void **)pCppStack = pCppArgs[nPos] = alloca( pParamTypeDescr->nSize ),
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pUnoArgs[nPos], pParamTypeDescr,
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pThis->getBridge()->getUno2Cpp() );
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pTempIndizes[nTempIndizes] = nPos; // has to be reconverted
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// will be released at reconversion
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ppTempParamTypeDescr[nTempIndizes++] = pParamTypeDescr;
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}
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else // direct way
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{
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*(void **)pCppStack = pCppArgs[nPos] = pUnoArgs[nPos];
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// no longer needed
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TYPELIB_DANGER_RELEASE( pParamTypeDescr );
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}
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}
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pCppStack += sizeof(sal_Int32); // standard parameter length
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}
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try
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{
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int nStackLongs = (pCppStack - pCppStackStart)/sizeof(sal_Int32);
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OSL_ENSURE( !( (pCppStack - pCppStackStart ) & 3), "UNALIGNED STACK !!! (Please DO panic" );
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if( nStackLongs & 1 )
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// stack has to be 8 byte aligned
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nStackLongs++;
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callVirtualMethod(
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pAdjustedThisPtr,
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aVtableSlot.index,
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pCppReturn,
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pReturnTypeDescr->eTypeClass,
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(sal_Int32 *)pCppStackStart,
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nStackLongs);
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// NO exception occured...
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*ppUnoExc = 0;
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// reconvert temporary params
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for ( ; nTempIndizes--; )
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{
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sal_Int32 nIndex = pTempIndizes[nTempIndizes];
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typelib_TypeDescription * pParamTypeDescr = ppTempParamTypeDescr[nTempIndizes];
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if (pParams[nIndex].bIn)
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{
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if (pParams[nIndex].bOut) // inout
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{
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uno_destructData( pUnoArgs[nIndex], pParamTypeDescr, 0 ); // destroy uno value
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uno_copyAndConvertData( pUnoArgs[nIndex], pCppArgs[nIndex], pParamTypeDescr,
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pThis->getBridge()->getCpp2Uno() );
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}
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}
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|
else // pure out
|
|
{
|
|
uno_copyAndConvertData( pUnoArgs[nIndex], pCppArgs[nIndex], pParamTypeDescr,
|
|
pThis->getBridge()->getCpp2Uno() );
|
|
}
|
|
// destroy temp cpp param => cpp: every param was constructed
|
|
uno_destructData( pCppArgs[nIndex], pParamTypeDescr, cpp_release );
|
|
|
|
TYPELIB_DANGER_RELEASE( pParamTypeDescr );
|
|
}
|
|
// return value
|
|
if (pCppReturn && pUnoReturn != pCppReturn)
|
|
{
|
|
uno_copyAndConvertData( pUnoReturn, pCppReturn, pReturnTypeDescr,
|
|
pThis->getBridge()->getCpp2Uno() );
|
|
uno_destructData( pCppReturn, pReturnTypeDescr, cpp_release );
|
|
}
|
|
}
|
|
catch( ... )
|
|
{
|
|
// get exception
|
|
fillUnoException( CPPU_CURRENT_NAMESPACE::__cxa_get_globals()->caughtExceptions,
|
|
*ppUnoExc, pThis->getBridge()->getCpp2Uno() );
|
|
|
|
// temporary params
|
|
for ( ; nTempIndizes--; )
|
|
{
|
|
sal_Int32 nIndex = pTempIndizes[nTempIndizes];
|
|
// destroy temp cpp param => cpp: every param was constructed
|
|
uno_destructData( pCppArgs[nIndex], ppTempParamTypeDescr[nTempIndizes], cpp_release );
|
|
TYPELIB_DANGER_RELEASE( ppTempParamTypeDescr[nTempIndizes] );
|
|
}
|
|
// return type
|
|
if (pReturnTypeDescr)
|
|
TYPELIB_DANGER_RELEASE( pReturnTypeDescr );
|
|
}
|
|
}
|
|
|
|
}
|
|
|
|
namespace bridges { namespace cpp_uno { namespace shared {
|
|
|
|
void unoInterfaceProxyDispatch(
|
|
uno_Interface * pUnoI, const typelib_TypeDescription * pMemberDescr,
|
|
void * pReturn, void * pArgs[], uno_Any ** ppException )
|
|
{
|
|
#if defined BRIDGES_DEBUG
|
|
OString cstr( OUStringToOString( pMemberDescr->pTypeName, RTL_TEXTENCODING_ASCII_US ) );
|
|
fprintf( stderr, "received dispatch( %s )\n", cstr.getStr() );
|
|
#endif
|
|
|
|
// is my surrogate
|
|
bridges::cpp_uno::shared::UnoInterfaceProxy * pThis
|
|
= static_cast< bridges::cpp_uno::shared::UnoInterfaceProxy * >(pUnoI);
|
|
// typelib_InterfaceTypeDescription * pTypeDescr = pThis->pTypeDescr;
|
|
|
|
switch (pMemberDescr->eTypeClass)
|
|
{
|
|
case typelib_TypeClass_INTERFACE_ATTRIBUTE:
|
|
{
|
|
VtableSlot aVtableSlot(
|
|
getVtableSlot(
|
|
reinterpret_cast<
|
|
typelib_InterfaceAttributeTypeDescription const * >(
|
|
pMemberDescr)));
|
|
if (pReturn)
|
|
{
|
|
// dependent dispatch
|
|
cpp_call(
|
|
pThis, aVtableSlot,
|
|
((typelib_InterfaceAttributeTypeDescription *)pMemberDescr)->pAttributeTypeRef,
|
|
0, 0, // no params
|
|
pReturn, pArgs, ppException );
|
|
}
|
|
else
|
|
{
|
|
// is SET
|
|
typelib_MethodParameter aParam;
|
|
aParam.pTypeRef =
|
|
((typelib_InterfaceAttributeTypeDescription *)pMemberDescr)->pAttributeTypeRef;
|
|
aParam.bIn = sal_True;
|
|
aParam.bOut = sal_False;
|
|
|
|
typelib_TypeDescriptionReference * pReturnTypeRef = 0;
|
|
OUString aVoidName( RTL_CONSTASCII_USTRINGPARAM("void") );
|
|
typelib_typedescriptionreference_new(
|
|
&pReturnTypeRef, typelib_TypeClass_VOID, aVoidName.pData );
|
|
|
|
// dependent dispatch
|
|
aVtableSlot.index += 1; // get, then set method
|
|
cpp_call(
|
|
pThis, aVtableSlot,
|
|
pReturnTypeRef,
|
|
1, &aParam,
|
|
pReturn, pArgs, ppException );
|
|
|
|
typelib_typedescriptionreference_release( pReturnTypeRef );
|
|
}
|
|
|
|
break;
|
|
}
|
|
case typelib_TypeClass_INTERFACE_METHOD:
|
|
{
|
|
VtableSlot aVtableSlot(
|
|
getVtableSlot(
|
|
reinterpret_cast<
|
|
typelib_InterfaceMethodTypeDescription const * >(
|
|
pMemberDescr)));
|
|
switch (aVtableSlot.index)
|
|
{
|
|
// standard calls
|
|
case 1: // acquire uno interface
|
|
(*pUnoI->acquire)( pUnoI );
|
|
*ppException = 0;
|
|
break;
|
|
case 2: // release uno interface
|
|
(*pUnoI->release)( pUnoI );
|
|
*ppException = 0;
|
|
break;
|
|
case 0: // queryInterface() opt
|
|
{
|
|
typelib_TypeDescription * pTD = 0;
|
|
TYPELIB_DANGER_GET( &pTD, reinterpret_cast< Type * >( pArgs[0] )->getTypeLibType() );
|
|
if (pTD)
|
|
{
|
|
uno_Interface * pInterface = 0;
|
|
(*pThis->pBridge->getUnoEnv()->getRegisteredInterface)(
|
|
pThis->pBridge->getUnoEnv(),
|
|
(void **)&pInterface, pThis->oid.pData, (typelib_InterfaceTypeDescription *)pTD );
|
|
|
|
if (pInterface)
|
|
{
|
|
::uno_any_construct(
|
|
reinterpret_cast< uno_Any * >( pReturn ),
|
|
&pInterface, pTD, 0 );
|
|
(*pInterface->release)( pInterface );
|
|
TYPELIB_DANGER_RELEASE( pTD );
|
|
*ppException = 0;
|
|
break;
|
|
}
|
|
TYPELIB_DANGER_RELEASE( pTD );
|
|
}
|
|
} // else perform queryInterface()
|
|
default:
|
|
// dependent dispatch
|
|
cpp_call(
|
|
pThis, aVtableSlot,
|
|
((typelib_InterfaceMethodTypeDescription *)pMemberDescr)->pReturnTypeRef,
|
|
((typelib_InterfaceMethodTypeDescription *)pMemberDescr)->nParams,
|
|
((typelib_InterfaceMethodTypeDescription *)pMemberDescr)->pParams,
|
|
pReturn, pArgs, ppException );
|
|
}
|
|
break;
|
|
}
|
|
default:
|
|
{
|
|
::com::sun::star::uno::RuntimeException aExc(
|
|
OUString( RTL_CONSTASCII_USTRINGPARAM("illegal member type description!") ),
|
|
::com::sun::star::uno::Reference< ::com::sun::star::uno::XInterface >() );
|
|
|
|
Type const & rExcType = ::getCppuType( &aExc );
|
|
// binary identical null reference
|
|
::uno_type_any_construct( *ppException, &aExc, rExcType.getTypeLibType(), 0 );
|
|
}
|
|
}
|
|
}
|
|
|
|
} } }
|