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xplc-cxx
getiface.cc
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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
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*
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* XPLC - Cross-Platform Lightweight Components
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* Copyright (C) 2002, Pierre Phaneuf
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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 License
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* as published by the Free Software Foundation; either version 2.1 of
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* the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful, but
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* 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, MA 02111-1307
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* USA
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*
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* As a special exception, you may use this file as part of a free
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* software library without restriction. Specifically, if other files
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* instantiate templates or use macros or inline functions from this
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* file, or you compile this file and link it with other files to
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* produce an executable, this file does not by itself cause the
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* resulting executable to be covered by the GNU Lesser General Public
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* License. This exception does not however invalidate any other
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* reasons why the executable file might be covered by the GNU Lesser
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* General Public License.
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*/
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#include <
xplc/utils.h
>
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#include <xplc/uuidops.h>
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UUID_MAP_BEGIN
(
WeakRef
)
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UUID_MAP_ENTRY
(
IObject
)
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UUID_MAP_ENTRY
(
IWeakRef
)
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UUID_MAP_END
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IObject
*
IObjectImplInternal
::getInterface(
void
* self,
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const
UUID
& uuid,
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const
UUID_Info
* uuidlist) {
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IObject
* rv;
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while
(uuidlist->iid) {
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if
(*(uuidlist->iid) == uuid) {
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rv =
reinterpret_cast<
IObject
*
>
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(
reinterpret_cast<
ptrdiff_t
>
(
self
) + uuidlist->delta);
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rv->
addRef
();
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return
rv;
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}
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uuidlist++;
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}
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return
0;
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}
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