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/* $Id: errinfo.cpp $ */
/** @file
* IPRT - Error Info.
*/
/*
* Copyright (C) 2010-2012 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.
*/
/*******************************************************************************
* Header Files *
*******************************************************************************/
#include "internal/iprt.h"
#include <iprt/err.h>
#include <iprt/assert.h>
#include <iprt/mem.h>
#include <iprt/string.h>
RTDECL(PRTERRINFO) RTErrInfoAlloc(size_t cbMsg)
{
PRTERRINFO pErrInfo;
RTErrInfoAllocEx(cbMsg, &pErrInfo);
return pErrInfo;
}
RTDECL(int) RTErrInfoAllocEx(size_t cbMsg, PRTERRINFO *ppErrInfo)
{
if (cbMsg == 0)
cbMsg = _4K;
else
cbMsg = RT_ALIGN_Z(cbMsg, 256);
PRTERRINFO pErrInfo;
*ppErrInfo = pErrInfo = (PRTERRINFO)RTMemTmpAlloc(sizeof(*pErrInfo) + cbMsg);
if (RT_UNLIKELY(!pErrInfo))
return VERR_NO_TMP_MEMORY;
RTErrInfoInit(pErrInfo, (char *)(pErrInfo + 1), cbMsg);
pErrInfo->fFlags = RTERRINFO_FLAGS_T_ALLOC | RTERRINFO_FLAGS_MAGIC;
return VINF_SUCCESS;
}
RTDECL(void) RTErrInfoFree(PRTERRINFO pErrInfo)
{
RTMemTmpFree(pErrInfo);
}
RTDECL(int) RTErrInfoSet(PRTERRINFO pErrInfo, int rc, const char *pszMsg)
{
if (pErrInfo)
{
AssertPtr(pErrInfo);
Assert((pErrInfo->fFlags & RTERRINFO_FLAGS_MAGIC_MASK) == RTERRINFO_FLAGS_MAGIC);
RTStrCopy(pErrInfo->pszMsg, pErrInfo->cbMsg, pszMsg);
pErrInfo->rc = rc;
pErrInfo->fFlags |= RTERRINFO_FLAGS_SET;
}
return rc;
}
RTDECL(int) RTErrInfoSetF(PRTERRINFO pErrInfo, int rc, const char *pszFormat, ...)
{
va_list va;
va_start(va, pszFormat);
RTErrInfoSetV(pErrInfo, rc, pszFormat, va);
va_end(va);
return rc;
}
RTDECL(int) RTErrInfoSetV(PRTERRINFO pErrInfo, int rc, const char *pszFormat, va_list va)
{
if (pErrInfo)
{
AssertPtr(pErrInfo);
Assert((pErrInfo->fFlags & RTERRINFO_FLAGS_MAGIC_MASK) == RTERRINFO_FLAGS_MAGIC);
RTStrPrintfV(pErrInfo->pszMsg, pErrInfo->cbMsg, pszFormat, va);
pErrInfo->rc = rc;
pErrInfo->fFlags |= RTERRINFO_FLAGS_SET;
}
return rc;
}
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