| /******************************************************************************* |
| * Copyright (c) 2004, 2013 IBM Corporation and others. |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License v1.0 |
| * which accompanies this distribution, and is available at |
| * http://www.eclipse.org/legal/epl-v10.html |
| * |
| * Contributors: |
| * Andrew Niefer (IBM Corporation) - initial API and implementation |
| * Markus Schorn (Wind River Systems) |
| *******************************************************************************/ |
| package org.eclipse.cdt.internal.core.dom.parser.cpp; |
| |
| import org.eclipse.cdt.core.dom.ast.ASTTypeUtil; |
| import org.eclipse.cdt.core.dom.ast.IASTPointer; |
| import org.eclipse.cdt.core.dom.ast.IPointerType; |
| import org.eclipse.cdt.core.dom.ast.IType; |
| import org.eclipse.cdt.core.dom.ast.ITypedef; |
| import org.eclipse.cdt.core.dom.ast.cpp.ICPPPointerToMemberType; |
| import org.eclipse.cdt.internal.core.dom.parser.ISerializableType; |
| import org.eclipse.cdt.internal.core.dom.parser.ITypeContainer; |
| import org.eclipse.cdt.internal.core.dom.parser.ITypeMarshalBuffer; |
| import org.eclipse.core.runtime.CoreException; |
| |
| /** |
| * Pointers in c++ |
| */ |
| public class CPPPointerType implements IPointerType, ITypeContainer, ISerializableType { |
| protected IType type; |
| private boolean isConst; |
| private boolean isVolatile; |
| private boolean isRestrict; |
| |
| public CPPPointerType(IType type, boolean isConst, boolean isVolatile, boolean isRestrict) { |
| this.isConst = isConst; |
| this.isVolatile = isVolatile; |
| this.isRestrict = isRestrict; |
| setType(type); |
| } |
| |
| public CPPPointerType(IType type, IASTPointer operator) { |
| this(type, operator.isConst(), operator.isVolatile(), operator.isRestrict()); |
| } |
| |
| public CPPPointerType(IType type) { |
| this(type, false, false, false); |
| } |
| |
| @Override |
| public boolean isSameType(IType o) { |
| if (o == this) |
| return true; |
| if (o instanceof ITypedef) |
| return o.isSameType(this); |
| |
| if (!(o instanceof IPointerType)) |
| return false; |
| |
| if (this instanceof ICPPPointerToMemberType != o instanceof ICPPPointerToMemberType) |
| return false; |
| |
| if (type == null) |
| return false; |
| |
| IPointerType pt = (IPointerType) o; |
| if (isConst == pt.isConst() && isVolatile == pt.isVolatile() && isRestrict == pt.isRestrict()) { |
| return type.isSameType(pt.getType()); |
| } |
| return false; |
| } |
| |
| @Override |
| public IType getType() { |
| return type; |
| } |
| |
| @Override |
| public void setType(IType t) { |
| assert t != null; |
| type = t; |
| } |
| |
| @Override |
| public boolean isConst() { |
| return isConst; |
| } |
| |
| @Override |
| public boolean isVolatile() { |
| return isVolatile; |
| } |
| |
| @Override |
| public boolean isRestrict() { |
| return isRestrict; |
| } |
| |
| @Override |
| public Object clone() { |
| IType t = null; |
| try { |
| t = (IType) super.clone(); |
| } catch (CloneNotSupportedException e) { |
| //not going to happen |
| } |
| return t; |
| } |
| |
| @Override |
| public void marshal(ITypeMarshalBuffer buffer) throws CoreException { |
| short firstBytes= ITypeMarshalBuffer.POINTER_TYPE; |
| if (isConst()) firstBytes |= ITypeMarshalBuffer.FLAG1; |
| if (isVolatile()) firstBytes |= ITypeMarshalBuffer.FLAG2; |
| if (isRestrict()) firstBytes |= ITypeMarshalBuffer.FLAG3; |
| buffer.putShort(firstBytes); |
| final IType nestedType = getType(); |
| buffer.marshalType(nestedType); |
| } |
| |
| public static IType unmarshal(short firstBytes, ITypeMarshalBuffer buffer) throws CoreException { |
| IType nested= buffer.unmarshalType(); |
| return new CPPPointerType(nested, (firstBytes & ITypeMarshalBuffer.FLAG1) != 0, |
| (firstBytes & ITypeMarshalBuffer.FLAG2) != 0, |
| (firstBytes & ITypeMarshalBuffer.FLAG3) != 0); |
| } |
| |
| @Override |
| public String toString() { |
| return ASTTypeUtil.getType(this); |
| } |
| } |