altq_conf.h

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    1 /*      $NetBSD: altq_conf.h,v 1.10 2007/03/04 05:59:01 christos Exp $  */
    2 /*      $KAME: altq_conf.h,v 1.10 2005/04/13 03:44:24 suz Exp $ */
    3 
    4 /*
    5  * Copyright (C) 1998-2002
    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 #ifdef ALTQ3_COMPAT
   32 
   33 #ifdef _KERNEL
   34 
   35 #include <sys/param.h>
   36 #include <sys/conf.h>
   37 #include <sys/kernel.h>
   38 
   39 #if (__FreeBSD_version > 300000)
   40 #define ALTQ_KLD
   41 #endif
   42 
   43 #ifdef ALTQ_KLD
   44 #include <sys/module.h>
   45 #endif
   46 
   47 #ifndef dev_decl
   48 #ifdef __STDC__
   49 #define dev_decl(n,t)   d_ ## t ## _t n ## t
   50 #else
   51 #define dev_decl(n,t)   d_/**/t/**/_t n/**/t
   52 #endif
   53 #endif
   54 
   55 #if defined(__NetBSD__)
   56 typedef int d_open_t(dev_t, int, int, struct lwp *);
   57 typedef int d_close_t(dev_t, int, int, struct lwp *);
   58 typedef int d_ioctl_t(dev_t, u_long, void *, int, struct lwp *);
   59 #endif /* __NetBSD__ */
   60 
   61 #if defined(__OpenBSD__)
   62 typedef int d_open_t(dev_t, int, int, struct proc *);
   63 typedef int d_close_t(dev_t, int, int, struct proc *);
   64 typedef int d_ioctl_t(dev_t, u_long, void *, int, struct proc *);
   65 
   66 #define noopen  (dev_type_open((*))) enodev
   67 #define noclose (dev_type_close((*))) enodev
   68 #define noioctl (dev_type_ioctl((*))) enodev
   69 
   70 int altqopen(dev_t, int, int, struct proc *);
   71 int altqclose(dev_t, int, int, struct proc *);
   72 int altqioctl(dev_t, u_long, void *, int, struct proc *);
   73 #endif
   74 
   75 /*
   76  * altq queueing discipline switch structure
   77  */
   78 struct altqsw {
   79         const char      *d_name;
   80         d_open_t        *d_open;
   81         d_close_t       *d_close;
   82         d_ioctl_t       *d_ioctl;
   83 #ifdef __FreeBSD__
   84         dev_t            dev;   /* make_dev result for later destroy_dev */
   85 #endif
   86 };
   87 
   88 #define altqdev_decl(n) \
   89         dev_decl(n,open); dev_decl(n,close); dev_decl(n,ioctl)
   90 
   91 #ifdef ALTQ_KLD
   92 
   93 struct altq_module_data {
   94         int     type;           /* discipline type */
   95         int     ref;            /* reference count */
   96         struct  altqsw *altqsw; /* discipline functions */
   97 };
   98 
   99 #define ALTQ_MODULE(name, type, devsw)                                  \
  100 static struct altq_module_data name##_moddata = { type, 0, devsw };     \
  101                                                                         \
  102 moduledata_t name##_mod = {                                             \
  103     #name,                                                              \
  104     altq_module_handler,                                                \
  105     &name##_moddata                                                     \
  106 };                                                                      \
  107 DECLARE_MODULE(name, name##_mod, SI_SUB_DRIVERS, SI_ORDER_MIDDLE+96)
  108 
  109 void altq_module_incref(int);
  110 void altq_module_declref(int);
  111 int altq_module_handler(module_t, int, void *);
  112 
  113 #endif /* ALTQ_KLD */
  114 
  115 #endif /* _KERNEL */
  116 #endif /* ALTQ3_COMPAT */
  117 #endif /* _ALTQ_ALTQ_CONF_H_ */

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FreeBSD/Linux Kernel Cross Reference sys/altq/altq_conf.h

FreeBSD/Linux Kernel Cross Reference
sys/altq/altq_conf.h