Home | History | Annotate | Line # | Download | only in altq
altq_conf.h revision 1.3.16.1 
      1 /*	$NetBSD: altq_conf.h,v 1.3.16.1 2002/05/16 12:30:22 gehenna Exp $	*/
      2 /*	$KAME: altq_conf.h,v 1.6 2001/01/29 19:59:09 itojun Exp $	*/
      3 
      4 /*
      5  * Copyright (C) 1998-2000
      6  *	Sony Computer Science Laboratories Inc.  All rights reserved.
      7  *
      8  * Redistribution and use in source and binary forms, with or without
      9  * modification, are permitted provided that the following conditions
     10  * are met:
     11  * 1. Redistributions of source code must retain the above copyright
     12  *    notice, this list of conditions and the following disclaimer.
     13  * 2. Redistributions in binary form must reproduce the above copyright
     14  *    notice, this list of conditions and the following disclaimer in the
     15  *    documentation and/or other materials provided with the distribution.
     16  *
     17  * THIS SOFTWARE IS PROVIDED BY SONY CSL AND CONTRIBUTORS ``AS IS'' AND
     18  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     19  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     20  * ARE DISCLAIMED.  IN NO EVENT SHALL SONY CSL OR CONTRIBUTORS BE LIABLE
     21  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     22  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     23  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     24  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     25  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     26  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     27  * SUCH DAMAGE.
     28  */
     29 #ifndef _ALTQ_ALTQ_CONF_H_
     30 #define	_ALTQ_ALTQ_CONF_H_
     31 
     32 #ifdef _KERNEL
     33 
     34 #include <sys/param.h>
     35 #include <sys/conf.h>
     36 #include <sys/kernel.h>
     37 
     38 #if (__FreeBSD_version > 300000)
     39 #define	ALTQ_KLD
     40 #endif
     41 
     42 #ifdef ALTQ_KLD
     43 #include <sys/module.h>
     44 #endif
     45 
     46 #ifndef dev_decl
     47 #ifdef __STDC__
     48 #define	dev_decl(n,t)	d_ ## t ## _t n ## t
     49 #else
     50 #define	dev_decl(n,t)	d_/**/t/**/_t n/**/t
     51 #endif
     52 #endif
     53 
     54 #if defined(__NetBSD__) || defined(__OpenBSD__)
     55 typedef int d_open_t __P((dev_t, int, int, struct proc *));
     56 typedef int d_close_t __P((dev_t, int, int, struct proc *));
     57 typedef int d_ioctl_t __P((dev_t, u_long, caddr_t, int, struct proc *));
     58 #endif /* __NetBSD__ || __OpenBSD__ */
     59 
     60 #if defined(__OpenBSD__)
     61 #define	noopen	(dev_type_open((*))) enodev
     62 #define	noclose	(dev_type_close((*))) enodev
     63 #define	noioctl	(dev_type_ioctl((*))) enodev
     64 
     65 int altqopen __P((dev_t, int, int, struct proc *));
     66 int altqclose __P((dev_t, int, int, struct proc *));
     67 int altqioctl __P((dev_t, u_long, caddr_t, int, struct proc *));
     68 #endif
     69 
     70 /*
     71  * altq queueing discipline switch structure
     72  */
     73 struct altqsw {
     74         char		*d_name;
     75 	d_open_t	*d_open;
     76 	d_close_t	*d_close;
     77 	d_ioctl_t	*d_ioctl;
     78 };
     79 
     80 #define	altqdev_decl(n) \
     81 	dev_decl(n,open); dev_decl(n,close); dev_decl(n,ioctl)
     82 
     83 #ifdef ALTQ_KLD
     84 
     85 struct altq_module_data {
     86 	int	type;		/* discipline type */
     87 	int	ref;		/* reference count */
     88 	struct	altqsw *altqsw; /* discipline functions */
     89 };
     90 
     91 #define	ALTQ_MODULE(name, type, devsw)					\
     92 static struct altq_module_data name##_moddata = { type, 0, devsw };	\
     93 									\
     94 moduledata_t name##_mod = {						\
     95     #name,								\
     96     altq_module_handler,						\
     97     &name##_moddata							\
     98 };									\
     99 DECLARE_MODULE(name, name##_mod, SI_SUB_DRIVERS, SI_ORDER_MIDDLE+96)
    100 
    101 void altq_module_incref __P((int));
    102 void altq_module_declref __P((int));
    103 int altq_module_handler __P((module_t, int, void *));
    104 
    105 #endif /* ALTQ_KLD */
    106 
    107 #endif /* _KERNEL */
    108 #endif /* _ALTQ_ALTQ_CONF_H_ */
    109