f2031ea28b
Rip the transport code completely out of puffs and generalize it into an independent module which will be used for multiple purposes in the future. This module is called the Pass-to-Userspace Transporter (known as "putter" among friends). This is very much work-in-progress and one dependency with puffs remains: the request framing format. The device name is still /dev/puffs, but that will change soon. Users of puffs need the following in their kernel configs now: pseudo-device putter
56 lines
2.1 KiB
C
56 lines
2.1 KiB
C
/* $NetBSD: puttervar.h,v 1.1 2007/11/10 21:45:05 pooka Exp $ */
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/*
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* Copyright (c) 2007 Antti Kantee. All Rights Reserved.
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*
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* Development of this software was supported by the
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* Research Foundation of Helsinki University of Technology
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS
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* OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#ifndef _SYS_PUTTER_H_
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#define _SYS_PUTTER_H_
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#include <sys/param.h>
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#include <sys/select.h>
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#include <sys/kauth.h>
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#include <sys/mutex.h>
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#include <sys/queue.h>
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#include <sys/pool.h>
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struct putter_ops {
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int (*pop_getout)(void *, size_t, int, uint8_t **,size_t *,void **);
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void (*pop_releaseout)(void *, void *, int);
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size_t (*pop_waitcount)(void *);
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int (*pop_dispatch)(void *, uint8_t *);
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int (*pop_close)(void *);
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};
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struct putter_instance;
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struct putter_instance *putter_attach(pid_t, int, void *,
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struct putter_ops *);
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void putter_detach(struct putter_instance *);
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void putter_notify(struct putter_instance *);
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#endif /* _SYS_PUTTER_H_ */
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