root/source4/heimdal/kdc/rx.h

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INCLUDED FROM


   1 /*
   2  * Copyright (c) 1997 Kungliga Tekniska Högskolan
   3  * (Royal Institute of Technology, Stockholm, Sweden).
   4  * All rights reserved.
   5  *
   6  * Redistribution and use in source and binary forms, with or without
   7  * modification, are permitted provided that the following conditions
   8  * are met:
   9  *
  10  * 1. Redistributions of source code must retain the above copyright
  11  *    notice, this list of conditions and the following disclaimer.
  12  *
  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  * 3. Neither the name of the Institute nor the names of its contributors
  18  *    may be used to endorse or promote products derived from this software
  19  *    without specific prior written permission.
  20  *
  21  * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
  22  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  23  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  24  * ARE DISCLAIMED.  IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
  25  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  26  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  27  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  28  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  29  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  30  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  31  * SUCH DAMAGE.
  32  */
  33 
  34 /* $Id$ */
  35 
  36 #ifndef __RX_H__
  37 #define __RX_H__
  38 
  39 /* header of a RPC packet */
  40 
  41 enum rx_header_type {
  42      HT_DATA = 1,
  43      HT_ACK = 2,
  44      HT_BUSY = 3,
  45      HT_ABORT = 4,
  46      HT_ACKALL = 5,
  47      HT_CHAL = 6,
  48      HT_RESP = 7,
  49      HT_DEBUG = 8
  50 };
  51 
  52 /* For flags in header */
  53 
  54 enum rx_header_flag {
  55      HF_CLIENT_INITIATED = 1,
  56      HF_REQ_ACK = 2,
  57      HF_LAST = 4,
  58      HF_MORE = 8
  59 };
  60 
  61 struct rx_header {
  62      uint32_t epoch;
  63      uint32_t connid;           /* And channel ID */
  64      uint32_t callid;
  65      uint32_t seqno;
  66      uint32_t serialno;
  67      u_char type;
  68      u_char flags;
  69      u_char status;
  70      u_char secindex;
  71      uint16_t reserved; /* ??? verifier? */
  72      uint16_t serviceid;
  73 /* This should be the other way around according to everything but */
  74 /* tcpdump */
  75 };
  76 
  77 #define RX_HEADER_SIZE 28
  78 
  79 #endif /* __RX_H__ */

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