DAPIV_(HRESULT) BalLog(
__in BOOTSTRAPPER_LOG_LEVEL level,
__in_z __format_string LPCSTR szFormat,
...
)
{
HRESULT hr = S_OK;
va_list args;
LPSTR sczFormattedAnsi = NULL;
LPWSTR sczMessage = NULL;
if (!vpEngine)
{
hr = E_POINTER;
ExitOnRootFailure(hr, "BalInitialize() must be called first.");
}
va_start(args, szFormat);
hr = StrAnsiAllocFormattedArgs(&sczFormattedAnsi, szFormat, args);
va_end(args);
ExitOnFailure(hr, "Failed to format log string.");
hr = StrAllocStringAnsi(&sczMessage, sczFormattedAnsi, 0, CP_UTF8);
ExitOnFailure(hr, "Failed to convert log string to Unicode.");
hr = vpEngine->Log(level, sczMessage);
LExit:
ReleaseStr(sczMessage);
ReleaseStr(sczFormattedAnsi);
return hr;
}
DAPIV_(HRESULT) BalLogError(
__in HRESULT hrError,
__in_z __format_string LPCSTR szFormat,
...
)
{
HRESULT hr = S_OK;
va_list args;
LPSTR sczFormattedAnsi = NULL;
LPWSTR sczMessage = NULL;
if (!vpEngine)
{
hr = E_POINTER;
ExitOnRootFailure(hr, "BalInitialize() must be called first.");
}
va_start(args, szFormat);
hr = StrAnsiAllocFormattedArgs(&sczFormattedAnsi, szFormat, args);
va_end(args);
ExitOnFailure(hr, "Failed to format error log string.");
hr = StrAllocFormatted(&sczMessage, L"Error 0x%08x: %S", hrError, sczFormattedAnsi);
ExitOnFailure(hr, "Failed to prepend error number to error log string.");
hr = vpEngine->Log(BOOTSTRAPPER_LOG_LEVEL_ERROR, sczMessage);
LExit:
ReleaseStr(sczMessage);
ReleaseStr(sczFormattedAnsi);
return hr;
}
/********************************************************************
StrAnsiAllocFormatted - allocates or reuses dynamic ANSI string memory and formats it
NOTE: caller is responsible for freeing ppsz even if function fails
********************************************************************/
extern "C" HRESULT DAPI StrAnsiAllocFormatted(
__inout LPSTR* ppsz,
__in LPCSTR szFormat,
...
)
{
Assert(ppsz && szFormat && *szFormat);
HRESULT hr = S_OK;
va_list args;
va_start(args, szFormat);
hr = StrAnsiAllocFormattedArgs(ppsz, szFormat, args);
va_end(args);
return hr;
}
