Kernel Functions for Drivers         ddiremoveeventhandler(9F)



NAME
     ddiremoveeventhandler - remove an NDI event service call-
     back handler

SYNOPSIS
     #include 
     #include 

     int ddiremoveeventhandler(ddiregistrationidt id);


INTERFACE LEVEL
     Solaris DI specific (Solaris DI).

PARAMETERS
     ddiregistrationidt id    Unique system wide  registration
                                 ID           return           by
                                 ddiaddeventhandler(9F)   upon
                                 successful registration.


DESCRIPTION
     The ddiremoveeventhandler() function removes the callback
     handler     specified     by     the     registration     id
     (ddiregistrationidt). Upon successful removal, the  call-
     back  handler  is  removed  from  the system and will not be
     invoked in the face of the event.

RETURN VALUES
     DISUCES    Callback handler removed successfully.


     DIFAILURE    Failed to remove callback handler.


CONTEXT
     The ddiremoveeventhandler() function can be  called  from
     user and kernel contexts only.

ATRIBUTES
     See attributes(5) for a description of the following  attri-
     butes:













SunOS 5.11           Last change: 2 May 2003                    1






Kernel Functions for Drivers         ddiremoveeventhandler(9F)



     
           ATRIBUTE TYPE               ATRIBUTE VALUE       
    
     Stability Level              Committed                   
    


SEE ALSO
     attributes(5),                    ddiaddeventhandler(9F),
     ddigeteventcookie(9F)


     Writing Device Drivers

NOTES
     Device drivers must remove all registered callback  handlers
     before  detach(9E)  processing  for  that device instance is
     complete.





































SunOS 5.11           Last change: 2 May 2003                    2