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Determines whether any session has enabled the specified ETW provider.
Syntax
HRESULT CvIsEnabled(
_In_ PCV_PROVIDER pProvider
);
HRESULT CvIsEnabledEx(
_In_ PCV_PROVIDER pProvider,
_In_ CV_IMPORTANCE level,
_In_ int category
);
Parameters
category
Category.
level
Importance level.
pProvider
Valid provider object. Cannot be NULL.
Return value
S_OK if provider is currently enabled. S_FALSE if provider is currently disabled. Error code in case there were any errors. Use FAILED macro to check for error condition and then check for S_OK/S_FALSE.
Requirements
Header: cvmarkers.h