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/** @file
* MS COM / XPCOM Abstraction Layer - Assertion macros for COM/XPCOM.
*/
/*
* Copyright (C) 2006-2010 Oracle Corporation
*
* This file is part of VirtualBox Open Source Edition (OSE), as
* available from http://www.virtualbox.org. This file is free software;
* you can redistribute it and/or modify it under the terms of the GNU
* General Public License (GPL) as published by the Free Software
* Foundation, in version 2 as it comes in the "COPYING" file of the
* VirtualBox OSE distribution. VirtualBox OSE is distributed in the
* hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
*
* The contents of this file may alternatively be used under the terms
* of the Common Development and Distribution License Version 1.0
* (CDDL) only, as it comes in the "COPYING.CDDL" file of the
* VirtualBox OSE distribution, in which case the provisions of the
* CDDL are applicable instead of those of the GPL.
*
* You may elect to license modified versions of this file under the
* terms and conditions of either the GPL or the CDDL or both.
*/
#ifndef ___VBox_com_assert_h
#define ___VBox_com_assert_h
#include <iprt/assert.h>
/**
* Asserts that the COM result code is succeeded in strict builds.
* In non-strict builds the result code will be NOREF'ed to kill compiler warnings.
*
* @param rc COM result code
*/
#define AssertComRC(rc) \
do { AssertMsg (SUCCEEDED (rc), ("COM RC = %Rhrc (0x%08X)\n", rc, rc)); NOREF (rc); } while (0)
/**
* A special version of AssertComRC that returns the given expression
* if the result code is failed.
*
* @param rc COM result code
* @param ret the expression to return
*/
#define AssertComRCReturn(rc, ret) \
AssertMsgReturn (SUCCEEDED (rc), ("COM RC = %Rhrc (0x%08X)\n", rc, rc), ret)
/**
* A special version of AssertComRC that returns the given result code
* if it is failed.
*
* @param rc COM result code
* @param ret the expression to return
*/
#define AssertComRCReturnRC(rc) \
AssertMsgReturn (SUCCEEDED (rc), ("COM RC = %Rhrc (0x%08X)\n", rc, rc), rc)
/**
* A special version of AssertComRC that returns if the result code is failed.
*
* @param rc COM result code
* @param ret the expression to return
*/
#define AssertComRCReturnVoid(rc) \
AssertMsgReturnVoid (SUCCEEDED (rc), ("COM RC = %Rhrc (0x%08X)\n", rc, rc))
/**
* A special version of AssertComRC that evaluates the given expression and
* breaks if the result code is failed.
*
* @param rc COM result code
* @param eval the expression to evaluate
*/
#define AssertComRCBreak(rc, eval) \
if (!SUCCEEDED (rc)) { AssertComRC (rc); eval; break; } else do {} while (0)
/**
* A special version of AssertComRC that evaluates the given expression and
* throws it if the result code is failed.
*
* @param rc COM result code
* @param eval the expression to throw
*/
#define AssertComRCThrow(rc, eval) \
if (!SUCCEEDED (rc)) { AssertComRC (rc); throw (eval); } else do {} while (0)
/**
* A special version of AssertComRC that just breaks if the result code is
* failed.
*
* @param rc COM result code
*/
#define AssertComRCBreakRC(rc) \
if (!SUCCEEDED (rc)) { AssertComRC (rc); break; } else do {} while (0)
/**
* A special version of AssertComRC that just throws @a rc if the result code is
* failed.
*
* @param rc COM result code
*/
#define AssertComRCThrowRC(rc) \
if (!SUCCEEDED (rc)) { AssertComRC (rc); throw rc; } else do {} while (0)
#endif // !___VBox_com_assert_h
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