404 lines
12 KiB
C++
404 lines
12 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 2008 by Sun Microsystems, Inc.
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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: astunion.cxx,v $
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* $Revision: 1.11 $
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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_idlc.hxx"
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#include <idlc/astunion.hxx>
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#include <idlc/astbasetype.hxx>
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#include <idlc/errorhandler.hxx>
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#include "registry/version.h"
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#include "registry/writer.hxx"
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using namespace ::rtl;
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AstUnion::AstUnion(const ::rtl::OString& name, AstType* pDiscType, AstScope* pScope)
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: AstStruct(NT_union, name, NULL, pScope)
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, m_pDiscriminantType(pDiscType)
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, m_discExprType(ET_long)
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{
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AstBaseType* pBaseType;
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if ( !pDiscType )
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{
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m_pDiscriminantType = NULL;
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m_discExprType = ET_none;
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return;
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}
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/*
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* If the discriminator type is a predefined type
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* then install the equivalent coercion target type in
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* the pd_udisc_type field.
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*/
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if ( pDiscType->getNodeType() == NT_predefined )
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{
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pBaseType = (AstBaseType*)pDiscType;
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if ( !pBaseType )
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{
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m_pDiscriminantType = NULL;
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m_discExprType = ET_none;
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return;
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}
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m_pDiscriminantType = pDiscType;
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switch (pBaseType->getExprType())
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{
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case ET_long:
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case ET_ulong:
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case ET_short:
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case ET_ushort:
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case ET_char:
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case ET_boolean:
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m_discExprType = pBaseType->getExprType();
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break;
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default:
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m_discExprType = ET_none;
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m_pDiscriminantType = NULL;
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break;
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}
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} else
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if (pDiscType->getNodeType() == NT_enum)
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{
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m_discExprType = ET_any;
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m_pDiscriminantType = pDiscType;
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} else
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{
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m_discExprType = ET_none;
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m_pDiscriminantType = NULL;
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}
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if ( !m_pDiscriminantType )
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idlc()->error()->error2(EIDL_DISC_TYPE, this, pDiscType);
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}
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AstUnion::~AstUnion()
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{
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}
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AstDeclaration* AstUnion::addDeclaration(AstDeclaration* pDecl)
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{
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if ( pDecl->getNodeType() == NT_union_branch )
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{
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AstUnionBranch* pBranch = (AstUnionBranch*)pDecl;
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if ( lookupBranch(pBranch) )
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{
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idlc()->error()->error2(EIDL_MULTIPLE_BRANCH, this, pDecl);
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return NULL;
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}
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}
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return AstScope::addDeclaration(pDecl);
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}
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AstUnionBranch* AstUnion::lookupBranch(AstUnionBranch* pBranch)
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{
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AstUnionLabel* pLabel = NULL;
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if ( pBranch )
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pLabel = pBranch->getLabel();
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if ( pLabel )
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{
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if (pLabel->getLabelKind() == UL_default)
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return lookupDefault();
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if (m_discExprType == ET_any)
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/* CONVENTION: indicates enum discr */
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return lookupEnum(pBranch);
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return lookupLabel(pBranch);
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}
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return NULL;
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}
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AstUnionBranch* AstUnion::lookupDefault(sal_Bool bReportError)
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{
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DeclList::const_iterator iter = getIteratorBegin();
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DeclList::const_iterator end = getIteratorEnd();
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AstUnionBranch *pBranch = NULL;
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AstDeclaration *pDecl = NULL;
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while ( iter != end )
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{
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pDecl = *iter;
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if ( pDecl->getNodeType() == NT_union_branch )
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{
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pBranch = (AstUnionBranch*)pDecl;
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if (pBranch == NULL)
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{
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++iter;
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continue;
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}
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if ( pBranch->getLabel() != NULL &&
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pBranch->getLabel()->getLabelKind() == UL_default)
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{
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if ( bReportError )
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idlc()->error()->error2(EIDL_MULTIPLE_BRANCH, this, pBranch);
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return pBranch;
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}
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}
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++iter;
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}
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return NULL;
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}
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AstUnionBranch* AstUnion::lookupLabel(AstUnionBranch* pBranch)
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{
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AstUnionLabel* pLabel = pBranch->getLabel();
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if ( !pLabel->getLabelValue() )
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return pBranch;
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// pLabel->getLabelValue()->setExprValue(pLabel->getLabelValue()->coerce(m_discExprType, sal_False));
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AstExprValue* pLabelValue = pLabel->getLabelValue()->coerce(
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m_discExprType, sal_False);
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if ( !pLabelValue )
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{
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idlc()->error()->evalError(pLabel->getLabelValue());
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return pBranch;
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} else
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{
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pLabel->getLabelValue()->setExprValue(pLabelValue);
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}
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DeclList::const_iterator iter = getIteratorBegin();
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DeclList::const_iterator end = getIteratorEnd();
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AstUnionBranch* pB = NULL;
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AstDeclaration* pDecl = NULL;
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while ( iter != end )
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{
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pDecl = *iter;
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if ( pDecl->getNodeType() == NT_union_branch )
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{
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pB = (AstUnionBranch*)pDecl;
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if ( !pB )
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{
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++iter;
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continue;
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}
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if ( pB->getLabel() != NULL &&
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pB->getLabel()->getLabelKind() == UL_label &&
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pB->getLabel()->getLabelValue()->compare(pLabel->getLabelValue()) )
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{
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idlc()->error()->error2(EIDL_MULTIPLE_BRANCH, this, pBranch);
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return pBranch;
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}
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}
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++iter;
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}
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return NULL;
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}
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AstUnionBranch* AstUnion::lookupEnum(AstUnionBranch* pBranch)
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{
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AstDeclaration const * pType = resolveTypedefs(m_pDiscriminantType);
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if ( pType->getNodeType() != NT_enum )
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return NULL;
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AstUnionLabel* pLabel = pBranch->getLabel();
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AstExpression* pExpr = pLabel->getLabelValue();
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if ( !pExpr )
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return pBranch;
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/*
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* Expecting a symbol label
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*/
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if ( pExpr->getCombOperator() != EC_symbol)
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{
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idlc()->error()->enumValExpected(this);
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return pBranch;
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}
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/*
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* See if the symbol defines a constant in the discriminator enum
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*/
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AstEnum* pEnum = (AstEnum*)pType;
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AstDeclaration* pDecl = pEnum->lookupByName(*pExpr->getSymbolicName());
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if ( pDecl == NULL || pDecl->getScope() != pEnum)
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{
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idlc()->error()->enumValLookupFailure(this, pEnum, *pExpr->getSymbolicName());
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return pBranch;
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}
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DeclList::const_iterator iter = getIteratorBegin();
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DeclList::const_iterator end = getIteratorEnd();
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AstUnionBranch* pB = NULL;
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pDecl = NULL;
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while ( iter != end )
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{
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pDecl = *iter;
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if ( pDecl->getNodeType() == NT_union_branch )
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{
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pB = (AstUnionBranch*)pDecl;
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if ( !pB )
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{
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++iter;
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continue;
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}
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if ( pB->getLabel() != NULL &&
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pB->getLabel()->getLabelKind() == UL_label &&
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pB->getLabel()->getLabelValue()->compare(pLabel->getLabelValue()) )
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{
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idlc()->error()->error2(EIDL_MULTIPLE_BRANCH, this, pBranch);
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return pBranch;
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}
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}
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++iter;
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}
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return NULL;
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}
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sal_Bool AstUnion::dump(RegistryKey& rKey)
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{
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RegistryKey localKey;
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if (rKey.createKey( OStringToOUString(getFullName(), RTL_TEXTENCODING_UTF8 ), localKey))
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{
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fprintf(stderr, "%s: warning, could not create key '%s' in '%s'\n",
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idlc()->getOptions()->getProgramName().getStr(),
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getFullName().getStr(), OUStringToOString(rKey.getRegistryName(), RTL_TEXTENCODING_UTF8).getStr());
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return sal_False;
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}
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sal_uInt16 nMember = getNodeCount(NT_union_branch);
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OUString emptyStr;
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typereg::Writer aBlob(
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TYPEREG_VERSION_0, getDocumentation(), emptyStr, RT_TYPE_UNION,
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false, OStringToOUString(getRelativName(), RTL_TEXTENCODING_UTF8), 1,
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nMember, 0, 0);
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aBlob.setSuperTypeName(
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0,
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OStringToOUString(
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getDiscrimantType()->getScopedName(), RTL_TEXTENCODING_UTF8));
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if ( nMember > 0 )
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{
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DeclList::const_iterator iter = getIteratorBegin();
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DeclList::const_iterator end = getIteratorEnd();
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AstDeclaration* pDecl = NULL;
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AstUnionBranch* pBranch = NULL;
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AstUnionBranch* pDefault = lookupDefault(sal_False);
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AstUnionLabel* pLabel = NULL;
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AstExprValue* pExprValue = NULL;
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RTConstValue aConst;
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RTFieldAccess access = RT_ACCESS_READWRITE;
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OUString docu;
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sal_uInt16 index = 0;
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if ( pDefault )
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index = 1;
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sal_Int64 disc = 0;
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while ( iter != end )
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{
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pDecl = *iter;
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if ( pDecl->getNodeType() == NT_union_branch )
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{
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pBranch = (AstUnionBranch*)pDecl;
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if (pBranch == pDefault)
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{
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++iter;
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continue;
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}
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pLabel = pBranch->getLabel();
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pExprValue = pLabel->getLabelValue()->coerce(ET_hyper, sal_False);
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aConst.m_type = RT_TYPE_INT64;
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aConst.m_value.aHyper = pExprValue->u.hval;
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if ( aConst.m_value.aHyper > disc )
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disc = aConst.m_value.aHyper;
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aBlob.setFieldData(
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index++, pBranch->getDocumentation(), emptyStr, RT_ACCESS_READWRITE,
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OStringToOUString(
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pBranch->getLocalName(), RTL_TEXTENCODING_UTF8),
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OStringToOUString(
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pBranch->getType()->getRelativName(),
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RTL_TEXTENCODING_UTF8),
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aConst);
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}
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++iter;
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}
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if ( pDefault )
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{
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access = RT_ACCESS_DEFAULT;
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aConst.m_type = RT_TYPE_INT64;
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aConst.m_value.aHyper = disc + 1;
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aBlob.setFieldData(
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0, pDefault->getDocumentation(), emptyStr, RT_ACCESS_DEFAULT,
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OStringToOUString(
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pDefault->getLocalName(), RTL_TEXTENCODING_UTF8),
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OStringToOUString(
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pDefault->getType()->getRelativName(),
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RTL_TEXTENCODING_UTF8),
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aConst);
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}
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}
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sal_uInt32 aBlobSize;
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void const * pBlob = aBlob.getBlob(&aBlobSize);
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if (localKey.setValue(OUString(), RG_VALUETYPE_BINARY,
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(RegValue)pBlob, aBlobSize))
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{
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fprintf(stderr, "%s: warning, could not set value of key \"%s\" in %s\n",
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idlc()->getOptions()->getProgramName().getStr(),
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getFullName().getStr(), OUStringToOString(localKey.getRegistryName(), RTL_TEXTENCODING_UTF8).getStr());
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return sal_False;
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}
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return sal_True;
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}
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AstUnionBranch::AstUnionBranch(AstUnionLabel* pLabel, AstType const * pType, const ::rtl::OString& name, AstScope* pScope)
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: AstMember(NT_union_branch, pType, name, pScope)
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, m_pLabel(pLabel)
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{
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}
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AstUnionBranch::~AstUnionBranch()
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{
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if ( m_pLabel )
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delete m_pLabel;
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}
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AstUnionLabel::AstUnionLabel(UnionLabel labelKind, AstExpression* pExpr)
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: m_label(labelKind)
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, m_pLabelValue(pExpr)
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{
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if ( m_pLabelValue )
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m_pLabelValue->evaluate(EK_const);
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}
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AstUnionLabel::~AstUnionLabel()
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{
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if ( m_pLabelValue )
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delete m_pLabelValue;
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}
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