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/* $OpenBSD: ssvar.h,v 1.8 2001/06/22 14:35:43 deraadt Exp $ */
/* $NetBSD: ssvar.h,v 1.2 1996/03/30 21:47:11 christos Exp $ */
/*
* Copyright (c) 1995 Kenneth Stailey. All rights reserved.
* modified for configurable scanner support by Joachim Koenig
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by Kenneth Stailey.
* 4. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
/*
* SCSI scanner interface description
*/
/*
* Special handlers for impractically different scanner types.
* Register NULL for a function if you want to try the real SCSI code
* (with quirks table)
*/
struct ss_softc;
struct scan_io;
struct ss_special {
int (*set_params) __P((struct ss_softc *, struct scan_io *));
int (*trigger_scanner) __P((struct ss_softc *));
int (*get_params) __P((struct ss_softc *));
/* some scanners only send line-multiples */
void (*minphys) __P((struct ss_softc *, struct buf *));
int (*read) __P((struct ss_softc *, struct buf *));
int (*rewind_scanner) __P((struct ss_softc *));
int (*load_adf) __P((struct ss_softc *));
int (*unload_adf) __P((struct ss_softc *));
};
/*
* ss_softc has to be declared here, because the device dependant
* modules include it
*/
struct ss_softc {
struct device sc_dev;
int flags;
#define SSF_TRIGGERED 0x01 /* read operation has been primed */
#define SSF_LOADED 0x02 /* parameters loaded */
struct scsi_link *sc_link; /* contains our targ, lun, etc. */
struct scan_io sio;
struct buf buf_queue; /* the queue of pending IO operations */
struct quirkdata *quirkdata; /* if we have a rogue entry */
struct ss_special special; /* special handlers for spec. devices */
};
/*
* define the special attach routines if configured
*/
void mustek_attach __P((struct ss_softc *, struct scsibus_attach_args *));
void scanjet_attach __P((struct ss_softc *, struct scsibus_attach_args *));
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