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diff --git a/bridges/source/remote/urp/urp_unmarshal.hxx b/bridges/source/remote/urp/urp_unmarshal.hxx
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-/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
-/*************************************************************************
- *
- * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
- *
- * Copyright 2000, 2010 Oracle and/or its affiliates.
- *
- * OpenOffice.org - a multi-platform office productivity suite
- *
- * This file is part of OpenOffice.org.
- *
- * OpenOffice.org is free software: you can redistribute it and/or modify
- * it under the terms of the GNU Lesser General Public License version 3
- * only, as published by the Free Software Foundation.
- *
- * OpenOffice.org 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 version 3 for more details
- * (a copy is included in the LICENSE file that accompanied this code).
- *
- * You should have received a copy of the GNU Lesser General Public License
- * version 3 along with OpenOffice.org. If not, see
- * <http://www.openoffice.org/license.html>
- * for a copy of the LGPLv3 License.
- *
- ************************************************************************/
-#ifndef _URP_UNMARSHAL_HXX_
-#define _URP_UNMARSHAL_HXX_
-
-#include <stack>
-#include <vector>
-#include <rtl/byteseq.hxx>
-#include <rtl/ustrbuf.hxx>
-#include <bridges/remote/context.h>
-
-#include <bridges/remote/helper.hxx>
-#include <com/sun/star/uno/Type.hxx>
-#include "urp_bridgeimpl.hxx"
-
-typedef struct _uno_Environment uno_Environment;
-struct remote_Interface;
-
-namespace bridges_urp
-{
-
-extern char g_bSystemIsLittleEndian;
-class ThreadId;
-struct urp_BridgeImpl;
-void SAL_CALL urp_releaseRemoteCallback(
- remote_Interface *pRemoteI,rtl_uString *pOid,
- typelib_TypeDescriptionReference *pTypeRef,
- uno_Environment *pEnvRemote );
-
-struct UnpackItem
-{
- void * pDest;
- typelib_TypeDescription * pType;
- bool bMustBeConstructed;
-
- UnpackItem()
- : pDest( 0 ), pType( 0 ), bMustBeConstructed( false ) {}
- UnpackItem( void * d, typelib_TypeDescription * t, bool b = false )
- : pDest( d ), pType( t ), bMustBeConstructed( b ) {}
-};
-
-typedef std::stack< UnpackItem > UnpackItemStack;
-typedef std::vector< typelib_TypeDescription * > TypeDescVector;
-
-class Unmarshal
-{
-public:
- Unmarshal(
- struct urp_BridgeImpl *,
- uno_Environment *pEnvRemote,
- remote_createStubFunc callback );
- ~Unmarshal();
-
- inline sal_Bool finished() const
- { return m_base + m_nLength == m_pos; }
- inline sal_uInt32 getPos() const
- { return (sal_uInt32 ) (m_pos - m_base); }
-
- inline sal_Bool setSize( sal_Int32 nSize );
-
- sal_Bool unpack( void *pDest, typelib_TypeDescription *pType );
- inline sal_Bool unpackCompressedSize( sal_Int32 *pData );
- inline sal_Bool unpackInt8( void *pDest );
- inline sal_Bool unpackString( void *pDest );
- inline sal_Bool unpackInt16( void *pDest );
- inline sal_Bool unpackInt32( void *pDest );
- sal_Bool unpackType( void *pDest );
-
- inline sal_Bool unpackAny( void *pDest );
- sal_Bool unpackOid( rtl_uString **ppOid );
- sal_Bool unpackTid( sal_Sequence **ppThreadId );
-
- sal_Int8 *getBuffer()
- { return m_base; }
- inline sal_Bool isSystemLittleEndian() const
- { return g_bSystemIsLittleEndian; }
-
-private:
- inline sal_Bool checkOverflow( sal_Int32 nNextMem );
-
- UnpackItemStack m_aItemsToUnpack;
- TypeDescVector m_aTypesToRelease;
-
- sal_Int32 m_nBufferSize;
- sal_Int8 *m_base;
- sal_Int8 *m_pos;
- sal_Int32 m_nLength;
-
- remote_createStubFunc m_callback;
- uno_Environment *m_pEnvRemote;
- urp_BridgeImpl *m_pBridgeImpl;
-};
-
-inline sal_Bool Unmarshal::setSize( sal_Int32 nSize )
-{
- if( nSize > m_nBufferSize )
- {
- // adjust buffer size and length.
- sal_Int8 * base =
- (sal_Int8*)rtl_reallocateMemory (m_base, sal_Size(nSize));
- if (base != 0)
- {
- m_base = base;
- m_nLength = m_nBufferSize = nSize;
- }
- }
- else
- {
- // adjust buffer length, only.
- m_nLength = nSize;
- }
-
- // reset buffer position, and leave.
- m_pos = m_base;
- return (m_nLength == nSize);
-}
-
-inline sal_Bool Unmarshal::checkOverflow( sal_Int32 nNextMem )
-{
- sal_Bool bOverflow = nNextMem < 0 ||
- (((sal_Int32)( m_pos - m_base )) + nNextMem ) > m_nLength;
- if( bOverflow )
- m_pBridgeImpl->addError( "message too short" );
- return bOverflow;
-}
-
-
-inline sal_Bool Unmarshal::unpackInt8( void *pDest )
-{
- sal_Bool bReturn = ! checkOverflow( 1 );
- if( bReturn )
- {
- *((sal_Int8*)pDest ) = *m_pos;
- m_pos++;
- }
- else
- {
- *((sal_Int8*)pDest ) = 0;
- }
- return bReturn;
-}
-
-inline sal_Bool Unmarshal::unpackInt32( void *pDest )
-{
- sal_uInt32 *p = ( sal_uInt32 * ) pDest;
- sal_Bool bReturn = ! checkOverflow(4);
- if( bReturn )
- {
- if( isSystemLittleEndian() )
- {
- ((sal_Int8*) p )[3] = m_pos[0];
- ((sal_Int8*) p )[2] = m_pos[1];
- ((sal_Int8*) p )[1] = m_pos[2];
- ((sal_Int8*) p )[0] = m_pos[3];
- }
- else
- {
- ((sal_Int8*) p )[3] = m_pos[3];
- ((sal_Int8*) p )[2] = m_pos[2];
- ((sal_Int8*) p )[1] = m_pos[1];
- ((sal_Int8*) p )[0] = m_pos[0];
- }
- m_pos += 4;
- }
- else
- {
- *p = 0;
- }
- return bReturn;
-}
-
-inline sal_Bool Unmarshal::unpackInt16( void *pDest )
-{
- sal_uInt16 *p = ( sal_uInt16 * ) pDest;
-
- sal_Bool bReturn = ! checkOverflow( 2 );
- if( bReturn )
- {
- if( isSystemLittleEndian() )
- {
- ((sal_Int8*) p )[1] = m_pos[0];
- ((sal_Int8*) p )[0] = m_pos[1];
- }
- else
- {
- ((sal_Int8*) p )[1] = m_pos[1];
- ((sal_Int8*) p )[0] = m_pos[0];
- }
- m_pos ++;
- m_pos ++;
- }
- else
- {
- *p = 0;
- }
- return bReturn;
-}
-
-inline sal_Bool Unmarshal::unpackString( void *pDest )
-{
- sal_Int32 nLength;
- sal_Bool bReturn = unpackCompressedSize( &nLength );
-
- bReturn = bReturn && ! checkOverflow( nLength );
- if( bReturn )
- {
- *(rtl_uString **) pDest = 0;
- rtl_string2UString( (rtl_uString**) pDest, (const sal_Char * )m_pos , nLength,
- RTL_TEXTENCODING_UTF8, OSTRING_TO_OUSTRING_CVTFLAGS );
- m_pos += nLength;
- }
- else
- {
- *(rtl_uString ** ) pDest = 0;
- rtl_uString_new( (rtl_uString **) pDest );
- }
- return bReturn;
-}
-
-inline sal_Bool Unmarshal::unpackCompressedSize( sal_Int32 *pData )
-{
- sal_uInt8 n8Size;
- sal_Bool bReturn = unpackInt8( &n8Size );
- if( bReturn )
- {
- if( n8Size == 0xff )
- {
- unpackInt32( pData );
- }
- else
- {
- *pData = (sal_Int32 ) n8Size;
- }
- }
- return bReturn;
-}
-
-inline sal_Bool Unmarshal::unpackAny( void *pDest )
-{
- typelib_TypeDescriptionReference *pTypeRef =
- * typelib_static_type_getByTypeClass( typelib_TypeClass_ANY );
-
- typelib_TypeDescription * pTD = 0;
- typelib_typedescriptionreference_getDescription( &pTD, pTypeRef );
-
- sal_Bool bReturn = unpack( pDest, pTD );
-
- typelib_typedescription_release( pTD );
-
- return bReturn;
-}
-
-}
-#endif
-
-/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-23 11:12:18 +0000