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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* This file incorporates work covered by the following license notice:
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed
* with this work for additional information regarding copyright
* ownership. The ASF licenses this file to you under the Apache
* License, Version 2.0 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.apache.org/licenses/LICENSE-2.0 .
*/
#ifndef INCLUDED_BRIDGES_INC_VTABLES_HXX
#define INCLUDED_BRIDGES_INC_VTABLES_HXX
#include <sal/types.h>
#include <typelib/typedescription.h>
namespace bridges::cpp_uno::shared {
/**
* Calculate the number of local functions of an interface type.
*
* <p><em>Local</em> functions are those not inherited from any base types. The
* number of <em>functions</em> is potentially larger than the number of
* <em>members</em>, as each read–write attribute member counts as two
* functions.</p>
*
* @param type a non-null pointer to an interface type description, for which
* <code>typelib_typedescription_complete</code> must already have been
* executed
* @return the number of local functions of the given interface type
*/
sal_Int32 getLocalFunctions(typelib_InterfaceTypeDescription const * type);
/**
* Calculate the number of primary functions of an interface type.
*
* <p>The number of primary functions of an interface is the number of local
* functions of that interface (see <code>getLocalFunctions</code>), plus the
* number of primary functions of that interface's first base type (if it has at
* least one base type).</p>
*
* @param type a pointer to an interface type description; may be null
* @return the number of primary functions of the given interface type, or zero
* if the given interface type is null
*/
sal_Int32 getPrimaryFunctions(typelib_InterfaceTypeDescription * type);
/**
* Represents a vtable slot of a C++ class.
*/
struct VtableSlot {
/**
* The offset of the vtable.
*
* <p>Multiple-inheritance C++ classes have more than one vtable. The
* offset is logical (<em>not</em> a byte offset), and must be
* non-negative.</p>
*/
sal_Int32 offset;
/**
* The index within the vtable.
*
* <p>The index is logical (<em>not</em> a byte offset), and must be
* non-negative.</p>
*/
sal_Int32 index;
};
/**
* Calculates the vtable slot associated with an interface attribute member.
*
* @param ifcMember a non-null pointer to an interface attribute member
* description
* @return the vtable slot associated with the given interface member
*/
VtableSlot getVtableSlot(
typelib_InterfaceAttributeTypeDescription const * ifcMember);
/**
* Calculates the vtable slot associated with an interface method member.
*
* @param ifcMember a non-null pointer to an interface method member description
* @return the vtable slot associated with the given interface member
*/
VtableSlot getVtableSlot(
typelib_InterfaceMethodTypeDescription const * ifcMember);
}
#endif
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