bsd/netat/rtmp.h

   1 /*
   2  * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
   3  *
   4  * @APPLE_LICENSE_HEADER_START@
   5  *
   6  * Copyright (c) 1999-2003 Apple Computer, Inc.  All Rights Reserved.
   7  *
   8  * This file contains Original Code and/or Modifications of Original Code
   9  * as defined in and that are subject to the Apple Public Source License
  10  * Version 2.0 (the 'License'). You may not use this file except in
  11  * compliance with the License. Please obtain a copy of the License at
  12  * http://www.opensource.apple.com/apsl/ and read it before using this
  13  * file.
  14  *
  15  * The Original Code and all software distributed under the License are
  16  * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  17  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
  18  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
  19  * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
  20  * Please see the License for the specific language governing rights and
  21  * limitations under the License.
  22  *
  23  * @APPLE_LICENSE_HEADER_END@
  24  */
  25
  26 /*
  27  *      Copyright (c) 1988, 1989 Apple Computer, Inc.
  28  */
  29
  30 #ifndef _NETAT_RTMP_H_
  31 #define _NETAT_RTMP_H_
  32 #include <sys/appleapiopts.h>
  33
  34 /* Changed 03-22-94 for router support  LD */
  35
  36 /* RTMP function codes */
  37 #define RTMP_REQ_FUNC1          0x01    /* RTMP request function code=1 */
  38 #define RTMP_REQ_FUNC2          0x02    /* Route Data Req with Split Horizon */
  39 #define RTMP_REQ_FUNC3          0x03    /* Route Data Req no Split Horizon */
  40
  41
  42 #define RTMP_ROUTER_AGE         50      /* Number of seconds to age router */
  43
  44 /* RTMP response and data packet format */
  45
  46 typedef struct {
  47         at_net          at_rtmp_this_net;
  48         u_char          at_rtmp_id_length;
  49         u_char          at_rtmp_id[1];
  50 } at_rtmp;
  51
  52 /* RTMP network/distance data tuples */
  53
  54 #define RTMP_TUPLE_SIZE         3
  55
  56 /* Extended AppleTalk tuple can be thought of as two of
  57  * these tuples back to back.
  58  */
  59
  60 #define RTMP_RANGE_FLAG 0x80
  61 #define RTMP_DISTANCE   0x0f
  62
  63 typedef struct {
  64         at_net          at_rtmp_net;
  65         unsigned char   at_rtmp_data;
  66 } at_rtmp_tuple;
  67
  68 #endif /* _NETAT_RTMP_H_ */