PdhValidatePath

The PdhValidatePath function validates that the specified counter is present on the machine specified in the counter path.

PDH_STATUS PdhValidatePath(
  IN LPCTSTR szFullCounterPath  // counter path to validate
);

If the function succeeds, it returns ERROR_SUCCESS.

If the function fails, the return value is a PDH error status defined in pdhmsg.h. The following are possible error values:

PDH_CSTATUS_NO_INSTANCE: The specified instance of the performance object was not found.
PDH_CSTATUS_NO_COUNTER: The specified counter was not found in the performance object.
PDH_CSTATUS_NO_OBJECT: The specified performance object was not found on the machine.
PDH_CSTATUS_NO_MACHINE: The specified machine could not be found or connected to.
PDH_CSTATUS_BAD_COUNTERNAME: The counter path string could not be parsed.
PDH_MEMORY_ALLOCATION_FAILURE: The function is unable to allocate a required temporary buffer.