cc [ flag… ] file… –ldat [ library… ] #include <dat/udat.h> DAT_RETURN dat_evd_query ( IN DAT_EVD_HANDLE evd_handle, IN DAT_EVD_PARAM_MASK evd_param_mask, OUT DAT_EVD_PARAM *evd_param )
Handle for an instance of Event Dispatcher.
Mask for EVD parameters
Pointer to a Consumer-allocated structure that the Provider fills for Consumer-requested parameters.
The dat_evd_query() function provides to the Consumer parameters of the Event Dispatcher, including the state of the EVD (enabled/disabled). The Consumer passes in a pointer to the Consumer-allocated structures for EVD parameters that the Provider fills.
The evd_param_mask parameter allows Consumers to specify which parameters to query. The Provider returns values for evd_param_mask requested parameters. The Provider can return values for any of the other parameters.
The operation was successful.
The evd_handle parameter is invalid.
The evd_param_mask parameter is invalid.
See attributes(5) for descriptions of the following attributes:
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