Content-type: text/html Man page of dat_evd_resize

dat_evd_resize

Section: Direct Access Transport Library Functions (3DAT)
Updated: 16 Jul 2004
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NAME

dat_evd_resize - modify the size of the event queue of Event Dispatcher  

SYNOPSIS

cc [ flag... ] file... -ldat [ library... ] 
#include <dat/udat.h>

DAT_RETURN
    dat_evd_resize(
    IN    DAT_EVD_HANDLE    evd_handle,
    IN    DAT_COUNT         evd_min_qlen
    )
 

PARAMETERS

evd_handle Handle for an instance of Event Dispatcher.

evd_min_qlen New number of events the Event Dispatcher event queue must hold.

 

DESCRIPTION

The dat_evd_resize() function modifies the size of the event queue of Event Dispatcher.

Resizing of Event Dispatcher event queue should not cause any incoming or current events on the event queue to be lost. If the number of entries on the event queue is larger then the requested evd_min_qlen, the operation can return DAT_INVALID_STATE and not change an instance of Event Dispatcher  

RETURN VALUES

DAT_SUCCESS The operation was successful.

DAT_INVALID_HANDLE The evd_handle parameter is invalid.

DAT_INVALID_PARAMETER The evd_min_qlen parameter is invalid

DAT_INSUFFICIENT_RESOURCES The operation failed due to resource limitations

DAT_INVALID_STATE Invalid parameter. The number of entries on the event queue of the Event Dispatcher exceeds the requested event queue length.

 

USAGE

This operation is useful when the potential number of events that could be placed on the event queue changes dynamically.  

ATTRIBUTES

See attributes(5) for descriptions of the following attributes:

ATTRIBUTE TYPEATTRIBUTE VALUE
Interface StabilityStandard: uDAPL, 1.1, 1.2
MT-LevelUnsafe

 

SEE ALSO

libdat(3LIB), attributes(5)


 

Index

NAME
SYNOPSIS
PARAMETERS
DESCRIPTION
RETURN VALUES
USAGE
ATTRIBUTES
SEE ALSO

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Time: 02:40:02 GMT, October 02, 2010