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putter_sys.h revision 1.2.4.2 
      1 /*	$NetBSD: putter_sys.h,v 1.2.4.2 2007/11/15 11:44:30 yamt Exp $	*/
      2 
      3 /*
      4  * Copyright (c) 2007  Antti Kantee.  All Rights Reserved.
      5  *
      6  * Development of this software was supported by the
      7  * Research Foundation of Helsinki University of Technology
      8  *
      9  * Redistribution and use in source and binary forms, with or without
     10  * modification, are permitted provided that the following conditions
     11  * are met:
     12  * 1. Redistributions of source code must retain the above copyright
     13  *    notice, this list of conditions and the following disclaimer.
     14  * 2. Redistributions in binary form must reproduce the above copyright
     15  *    notice, this list of conditions and the following disclaimer in the
     16  *    documentation and/or other materials provided with the distribution.
     17  *
     18  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS
     19  * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
     20  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
     21  * DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
     22  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     23  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
     24  * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     25  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     26  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     27  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     28  * SUCH DAMAGE.
     29  */
     30 
     31 #ifndef _DEV_PUTTER_PUTTERSYS_H_
     32 #define _DEV_PUTTER_PUTTERSYS_H_
     33 
     34 #include <sys/param.h>
     35 #include <sys/proc.h>
     36 
     37 #include <dev/putter/putter.h>
     38 
     39 struct putter_ops {
     40 	int	(*pop_getout)(void *, size_t, int, uint8_t **,size_t *,void **);
     41 	void	(*pop_releaseout)(void *, void *, int);
     42 	size_t	(*pop_waitcount)(void *);
     43 	int	(*pop_dispatch)(void *, struct putter_hdr *);
     44 	int	(*pop_close)(void *);
     45 };
     46 
     47 struct putter_instance;
     48 struct putter_instance	*putter_attach(pid_t, int, void *,
     49 				       struct putter_ops *);
     50 void			putter_detach(struct putter_instance *);
     51 void			putter_notify(struct putter_instance *);
     52 
     53 #endif /* _DEV_PUTTER_PUTTERSYS_H_ */
     54