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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 )
evd_handle Handle for an instance of Event Dispatcher.
evd_param_mask Mask for EVD parameters
evd_param 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.
DAT_SUCCESS The operation was successful.
DAT_INVALID_HANDLE The evd_handle parameter is invalid.
DAT_INVALID_PARAMETER The evd_param_mask parameter is invalid.
See attributes(5) for descriptions of the following attributes:
ATTRIBUTE TYPE | ATTRIBUTE VALUE |
Interface Stability | Standard: uDAPL, 1.1, 1.2 |
MT-Level | Unsafe |
libdat(3LIB), attributes(5)