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/*++
Copyright (c) 2005 Microsoft Corporation
All rights reserved.
THIS CODE AND INFORMATION IS PROVIDED "AS IS" WITHOUT WARRANTY OF
ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING BUT NOT LIMITED TO
THE IMPLIED WARRANTIES OF MERCHANTABILITY AND/OR FITNESS FOR A
PARTICULAR PURPOSE.
File Name:
debug.cpp
Abstract:
Debug implementations.
--*/
#include "precomp.h"
#include "debug.h"
#include "xdstring.h"
/*++
Routine Name:
RealDebugMessage
Routine Description:
This routine takes a debug message and va_list and outputs the message via OutputDebugString
Arguments:
dwSize - Maximum size of the debug message in number of characters
pszMessage - The debug message string
arglist - The arg list for the debug message string
Return Value:
BOOL
TRUE - On success
FALSE - On error
--*/
BOOL
RealDebugMessage(
_In_ DWORD dwSize,
_In_ PCSTR pszMessage,
va_list arglist
)
{
HRESULT hr = S_OK;
PSTR pszMsgBuf;
if (NULL == pszMessage ||
0 == dwSize)
{
hr = E_INVALIDARG;
}
if (SUCCEEDED(hr))
{
//
// Allocate memory for message buffer.
//
pszMsgBuf = new(std::nothrow) CHAR[dwSize + 1];
if (NULL != pszMsgBuf)
{
//
// Pass the variable parameters to wvsprintf to be formated.
//
hr = StringCbVPrintfA(pszMsgBuf, (dwSize + 1) * sizeof(CHAR), pszMessage, arglist);
//
// Dump string to debug output.
//
OutputDebugStringA(pszMsgBuf);
//
// Clean up.
//
delete[] pszMsgBuf;
pszMsgBuf = NULL;
}
else
{
hr = E_OUTOFMEMORY;
}
}
return SUCCEEDED(hr);
}
/*++
Routine Name:
DbgPrint
Routine Description:
This routine takes a format string and arguments and outputs as a debug string
Arguments:
pszFormatString - Format string for the debug message
... - argument list
Return Value:
BOOL
TRUE - On success
FALSE - On error
--*/
BOOL
DbgPrint(
_In_ PCSTR pszFormatString,
...
)
{
BOOL bResult;
va_list VAList;
//
// Pass the variable parameters to RealDebugMessage to be processed.
//
va_start(VAList, pszFormatString);
bResult = RealDebugMessage(0x8000, pszFormatString, VAList);
va_end(VAList);
return bResult;
}
/*++
Routine Name:
DbgDOMDoc
Routine Description:
This routine outputs an XML DOM document to the debug output stream
Arguments:
pszMessage - Debug message
pDomDoc - DOM document to be output
Return Value:
None.
--*/
VOID
DbgDOMDoc(
_In_ PCSTR pszMessage,
_In_ IXMLDOMDocument2* pDomDoc
)
{
try
{
CComBSTR xml;
if (pDomDoc != NULL &&
SUCCEEDED(pDomDoc->get_xml(&xml)))
{
CStringXDA ansi(xml);
if (pszMessage != NULL)
{
DbgPrint("%s%s\n", pszMessage, ansi.GetBuffer());
}
else
{
DbgPrint("%s\n", ansi.GetBuffer());
}
}
}
catch (CXDException&)
{
}
}
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