crypto/external/bsd/heimdal/dist/kdc/rx.h

   1 /*      $NetBSD: rx.h,v 1.1.1.2 2011/04/14 14:08:18 elric Exp $ */
   2
   3 /*
   4  * Copyright (c) 1997 Kungliga Tekniska Högskolan
   5  * (Royal Institute of Technology, Stockholm, Sweden).
   6  * All rights reserved.
   7  *
   8  * Redistribution and use in source and binary forms, with or without
   9  * modification, are permitted provided that the following conditions
  10  * are met:
  11  *
  12  * 1. Redistributions of source code must retain the above copyright
  13  *    notice, this list of conditions and the following disclaimer.
  14  *
  15  * 2. Redistributions in binary form must reproduce the above copyright
  16  *    notice, this list of conditions and the following disclaimer in the
  17  *    documentation and/or other materials provided with the distribution.
  18  *
  19  * 3. Neither the name of the Institute nor the names of its contributors
  20  *    may be used to endorse or promote products derived from this software
  21  *    without specific prior written permission.
  22  *
  23  * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
  24  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  25  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  26  * ARE DISCLAIMED.  IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
  27  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  28  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  29  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  30  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  31  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  32  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  33  * SUCH DAMAGE.
  34  */
  35
  36 /* Id */
  37
  38 #ifndef __RX_H__
  39 #define __RX_H__
  40
  41 /* header of a RPC packet */
  42
  43 enum rx_header_type {
  44      HT_DATA = 1,
  45      HT_ACK = 2,
  46      HT_BUSY = 3,
  47      HT_ABORT = 4,
  48      HT_ACKALL = 5,
  49      HT_CHAL = 6,
  50      HT_RESP = 7,
  51      HT_DEBUG = 8
  52 };
  53
  54 /* For flags in header */
  55
  56 enum rx_header_flag {
  57      HF_CLIENT_INITIATED = 1,
  58      HF_REQ_ACK = 2,
  59      HF_LAST = 4,
  60      HF_MORE = 8
  61 };
  62
  63 struct rx_header {
  64      uint32_t epoch;
  65      uint32_t connid;           /* And channel ID */
  66      uint32_t callid;
  67      uint32_t seqno;
  68      uint32_t serialno;
  69      u_char type;
  70      u_char flags;
  71      u_char status;
  72      u_char secindex;
  73      uint16_t reserved; /* ??? verifier? */
  74      uint16_t serviceid;
  75 /* This should be the other way around according to everything but */
  76 /* tcpdump */
  77 };
  78
  79 #define RX_HEADER_SIZE 28
  80
  81 #endif /* __RX_H__ */