WIA functions for debugging

You can use the following function to log trace messages, warning messages, and error messages when you are developing your WIA minidriver.

Function	Description
wiauDbgDump	Logs a message containing one or more data values.
wiauDbgError	Logs an error message.
wiauDbgErrorHr	Logs a message containing an HRESULT and its error message string.
wiauDbgFlags	Determines whether a particular debugging flag is set.
wiauDbgHelper	Formats a message and writes it to a log file or the debugger.
wiauDbgHelper2	Writes a message to a log file, or debugger, or both.
wiauDbgInit	Initializes WIA debugging.
wiauDbgLegacyError	Logs an error message.
wiauDbgLegacyError2	Logs an error message.
wiauDbgLegacyHresult2	Logs a default message containing an HRESULT.
wiauDbgLegacyTrace	Logs a trace message.
wiauDbgLegacyTrace2	Logs a trace message.
wiauDbgLegacyWarning	Logs a warning message.
wiauDbgSetFlags	Sets debugging flags.
wiauDbgTrace	Logs a trace message.
wiauDbgWarning	Logs a warning message.