/* seek.c - seek */

#include 

/*------------------------------------------------------------------------
 *  seek  -  Position a random access device
 *------------------------------------------------------------------------
 */
syscall seek(
          did32         descrp,         /* Descriptor for device        */
          uint32        pos             /* Position                     */
        )
{
        intmask         mask;           /* Saved interrupt mask         */
        struct dentry   *devptr;        /* Entry in device switch table */
        int32           retval;         /* Value to return to caller    */

        mask = disable();
        if (isbaddev(descrp)) {
                restore(mask);
                return SYSERR;
        }
        devptr = (struct dentry *) &devtab[descrp];
        retval = (*devptr->dvseek) (devptr, pos);
        restore(mask);
        return retval;
}