fis-gtm/sr_port/iomt_erase.c

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/****************************************************************
* *
* Copyright 2001 Sanchez Computer Associates, Inc. *
* *
* This source code contains the intellectual property *
* of its copyright holder(s), and is made available *
* under a license. If you do not know the terms of *
* the license, please stop and do not read further. *
* *
****************************************************************/
/* iomt_erase.c - Erase tape. */
#include "mdef.h"
#include "io.h"
#include "iottdef.h"
#include "iomtdef.h"
void
iomt_erase (io_desc *dev)
{
static readonly int4 mask = IO_WRITELBLK | IO_M_ERASE;
d_mt_struct *mt_ptr;
iomt_flush (dev);
iomt_rewind (dev);
iomt_qio (dev, mask, 0);
mt_ptr = (d_mt_struct *) dev->dev_sp;
mt_ptr->last_op = mt_rewind;
return;
}