ng_eiface.h

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    1 /*
    2  * ng_eiface.h
    3  *
    4  * Copyright (c) 1999-2001, Vitaly V Belekhov
    5  * All rights reserved.
    6  *
    7  * Redistribution and use in source and binary forms, with or without
    8  * modification, are permitted provided that the following conditions
    9  * are met:
   10  * 1. Redistributions of source code must retain the above copyright
   11  *    notice unmodified, this list of conditions, and the following
   12  *    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 THE AUTHOR 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 THE AUTHOR 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  *      $FreeBSD: releng/5.0/sys/netgraph/ng_eiface.h 97685 2002-05-31 23:48:03Z archie $
   30  */
   31 
   32 #ifndef _NETGRAPH_EIFACE_H_
   33 #define _NETGRAPH_EIFACE_H_
   34 
   35 /* Node type name and magic cookie */
   36 #define NG_EIFACE_NODE_TYPE             "eiface"
   37 #define NGM_EIFACE_COOKIE               948105892
   38 
   39 /* Interface base name */
   40 #define NG_EIFACE_EIFACE_NAME           "nge"
   41 #define NG_EIFACE_EIFACE_NAME_MAX       15
   42 
   43 /* My hook names */
   44 #define NG_EIFACE_HOOK_ETHER            "ether"
   45 
   46 /* MTU bounds */
   47 #define NG_EIFACE_MTU_MIN               72
   48 #define NG_EIFACE_MTU_MAX               2312
   49 #define NG_EIFACE_MTU_DEFAULT           1500
   50 
   51 /* Netgraph commands */
   52 enum {
   53         NGM_EIFACE_GET_IFNAME = 1,      /* returns struct ng_eiface_ifname */
   54         NGM_EIFACE_GET_IFADDRS,         /* returns list of addresses */
   55         NGM_EIFACE_SET,                 /* set ethernet address */
   56 };
   57 
   58 struct ng_eiface_ifname {
   59         char    ngif_name[NG_EIFACE_EIFACE_NAME_MAX + 1];
   60 };
   61 
   62 struct ng_eiface_par {
   63     u_char oct0;
   64     u_char oct1;
   65     u_char oct2;
   66     u_char oct3;
   67     u_char oct4;
   68     u_char oct5;
   69 };
   70 
   71 /* Keep this in sync with the above structure definition */
   72 #define NG_EIFACE_PAR_FIELDS    {                               \
   73     { "oct0",           &ng_parse_int8_type     },              \
   74     { "oct1",           &ng_parse_int8_type     },              \
   75     { "oct2",           &ng_parse_int8_type     },              \
   76     { "oct3",           &ng_parse_int8_type     },              \
   77     { "oct4",           &ng_parse_int8_type     },              \
   78     { "oct5",           &ng_parse_int8_type     },              \
   79     { NULL }                                                    \
   80 }
   81 
   82 #endif /* _NETGRAPH_EIFACE_H_ */

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FreeBSD/Linux Kernel Cross Reference sys/netgraph/ng_eiface.h

FreeBSD/Linux Kernel Cross Reference
sys/netgraph/ng_eiface.h