dist/ipf/mls_rule.c

   1 /*      $NetBSD$        */
   2
   3 /*
   4  * Copyright (C) 1993-2001 by Darren Reed.
   5  *
   6  * See the IPFILTER.LICENCE file for details on licencing.
   7  */
   8 /*
   9  * 29/12/94 Added code from Marc Huber <huber@fzi.de> to allow it to allocate
  10  * its own major char number! Way cool patch!
  11  */
  12 #include <sys/types.h>
  13 #include <sys/stat.h>
  14 #include <sys/time.h>
  15 #include <sys/file.h>
  16 #include <sys/socket.h>
  17 #include <sys/conf.h>
  18 #include <sys/syslog.h>
  19 #include <sys/buf.h>
  20 #include <sys/mbuf.h>
  21 #include <sys/param.h>
  22 #include <sys/errno.h>
  23 #include <sys/uio.h>
  24 #include <sys/vnode.h>
  25 #include <sundev/mbvar.h>
  26 #include <sun/autoconf.h>
  27 #include <sun/vddrv.h>
  28 #if defined(sun4c) || defined(sun4m)
  29 # include <sun/openprom.h>
  30 #endif
  31 #include <netinet/in.h>
  32 #include <netinet/in_systm.h>
  33 #include <netinet/ip.h>
  34 #include <netinet/ip_var.h>
  35 #include <netinet/tcp.h>
  36 #include <netinet/tcpip.h>
  37 #include <net/if.h>
  38 #include "ip_compat.h"
  39 #include "ip_fil.h"
  40 #include "ip_rules.h"
  41
  42
  43 extern  int     errno;
  44
  45
  46 int     xxxinit __P((u_int, struct vddrv *, caddr_t, struct vdstat *));
  47
  48 int     ipl_major = 0;
  49
  50 #ifdef sun4m
  51 struct  vdldrv  vd =
  52 {
  53         VDMAGIC_USER,
  54         "IP Filter rules",
  55         NULL,
  56         NULL,
  57         NULL,
  58         0,
  59         0,
  60         NULL,
  61         NULL,
  62         NULL,
  63         0,
  64         1,
  65 };
  66 #else /* sun4m */
  67 struct vdldrv vd =
  68 {
  69         VDMAGIC_USER,   /* magic */
  70         "IP Filter rules",
  71 #ifdef sun4c
  72         NULL,   /* dev_ops */
  73 #else
  74         NULL,           /* struct mb_ctlr *mb_ctlr */
  75         NULL,           /* struct mb_driver *mb_driver */
  76         NULL,           /* struct mb_device *mb_device */
  77         0,              /* num ctlrs */
  78         1,              /* numdevs */
  79 #endif /* sun4c */
  80         NULL,           /* bdevsw */
  81         NULL,           /* cdevsw */
  82         0,              /* block major */
  83         0,              /* char major */
  84 };
  85 #endif /* sun4m */
  86
  87
  88 xxxinit(fc, vdp, data, vds)
  89 u_int   fc;
  90 struct  vddrv   *vdp;
  91 caddr_t data;
  92 struct  vdstat  *vds;
  93 {
  94         struct vdioctl_load *vdi = (struct vdioctl_load *)data;
  95         int err;
  96
  97         switch (fc)
  98         {
  99         case VDLOAD:
 100                 err = ipfrule_add();
 101                 if (!err)
 102                         fr_refcnt++;
 103                 break;
 104         case VDUNLOAD:
 105                 err = ipfrule_remove();
 106                 if (!err)
 107                         fr_refcnt--;
 108                 break;
 109         case VDSTAT:
 110                 err = 0;
 111                 break;
 112         default:
 113                 err = EIO;
 114                 break;
 115         }
 116 }