bsd/netat/rtmp.h

   1 /*
   2  * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
   3  *
   4  * @APPLE_LICENSE_HEADER_START@
   5  *
   6  * The contents of this file constitute Original Code as defined in and
   7  * are subject to the Apple Public Source License Version 1.1 (the
   8  * "License").  You may not use this file except in compliance with the
   9  * License.  Please obtain a copy of the License at
  10  * http://www.apple.com/publicsource and read it before using this file.
  11  *
  12  * This Original Code and all software distributed under the License are
  13  * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  14  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
  15  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
  16  * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT.  Please see the
  17  * License for the specific language governing rights and limitations
  18  * under the License.
  19  *
  20  * @APPLE_LICENSE_HEADER_END@
  21  */
  22
  23 /*
  24  *      Copyright (c) 1988, 1989 Apple Computer, Inc.
  25  */
  26
  27 #ifndef _NETAT_RTMP_H_
  28 #define _NETAT_RTMP_H_
  29 #include <sys/appleapiopts.h>
  30
  31 /* Changed 03-22-94 for router support  LD */
  32
  33 /* RTMP function codes */
  34 #define RTMP_REQ_FUNC1          0x01    /* RTMP request function code=1 */
  35 #define RTMP_REQ_FUNC2          0x02    /* Route Data Req with Split Horizon */
  36 #define RTMP_REQ_FUNC3          0x03    /* Route Data Req no Split Horizon */
  37
  38
  39 #define RTMP_ROUTER_AGE         50      /* Number of seconds to age router */
  40
  41 /* RTMP response and data packet format */
  42
  43 typedef struct {
  44         at_net          at_rtmp_this_net;
  45         u_char          at_rtmp_id_length;
  46         u_char          at_rtmp_id[1];
  47 } at_rtmp;
  48
  49 /* RTMP network/distance data tuples */
  50
  51 #define RTMP_TUPLE_SIZE         3
  52
  53 /* Extended AppleTalk tuple can be thought of as two of
  54  * these tuples back to back.
  55  */
  56
  57 #define RTMP_RANGE_FLAG 0x80
  58 #define RTMP_DISTANCE   0x0f
  59
  60 typedef struct {
  61         at_net          at_rtmp_net;
  62         unsigned char   at_rtmp_data;
  63 } at_rtmp_tuple;
  64
  65 #endif /* _NETAT_RTMP_H_ */