errorprint.cpp revision e64031e20c39650a7bc902a3e1aba613b9415dee
/* $Id$ */
/** @file
* MS COM / XPCOM Abstraction Layer:
* Error info print helpers. This implements the shared code from the macros from errorprint.h.
*/
/*
* Copyright (C) 2009 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.
*/
#include <VBox/com/ErrorInfo.h>
#include <VBox/com/errorprint.h>
#include <VBox/log.h>
#include <iprt/stream.h>
#include <iprt/path.h>
namespace com
{
void GluePrintErrorInfo(com::ErrorInfo &info)
{
Utf8Str str = Utf8StrFmt("ERROR: %ls\n"
"Details: code %Rhrc (0x%RX32), component %ls, interface %ls, callee %ls\n"
,
info.getText().raw(),
info.getResultCode(),
info.getResultCode(),
info.getComponent().raw(),
info.getInterfaceName().raw(),
info.getCalleeName().raw());
// print and log
RTPrintf("%s", str.c_str());
Log(("%s", str.c_str()));
}
void GluePrintErrorContext(const char *pcszContext, const char *pcszSourceFile, uint32_t ulLine)
{
// pcszSourceFile comes from __FILE__ macro, which always contains the full path,
// which we don't want to see printed:
Utf8Str strFilename(RTPathFilename(pcszSourceFile));
Utf8Str str = Utf8StrFmt("Context: \"%s\" at line %d of file %s\n",
pcszContext,
ulLine,
strFilename.c_str());
// print and log
RTPrintf("%s", str.c_str());
Log(("%s", str.c_str()));
}
void GluePrintRCMessage(HRESULT rc)
{
Utf8Str str = Utf8StrFmt("ERROR: code %Rhra (extended info not available)\n", rc);
// print and log
RTPrintf("%s", str.c_str());
Log(("%s", str.c_str()));
}
void GlueHandleComError(ComPtr<IUnknown> iface,
const char *pcszContext,
HRESULT rc,
const char *pcszSourceFile,
uint32_t ulLine)
{
// if we have full error info, print something nice, and start with the actual error message
com::ErrorInfo info(iface);
if (info.isFullAvailable() || info.isBasicAvailable())
GluePrintErrorInfo(info);
else
GluePrintRCMessage(rc);
GluePrintErrorContext(pcszContext, pcszSourceFile, ulLine);
}
} /* namespace com */