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[heimdal.git] / kdc / rx.h
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1 /*
2 * Copyright (c) 1997 Kungliga Tekniska Högskolan
3 * (Royal Institute of Technology, Stockholm, Sweden).
4 * All rights reserved.
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
8 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following 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.
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.
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.
34 /* $Id$ */
36 #ifndef __RX_H__
37 #define __RX_H__
39 /* header of a RPC packet */
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
52 /* For flags in header */
54 enum rx_header_flag {
55 HF_CLIENT_INITIATED = 1,
56 HF_REQ_ACK = 2,
57 HF_LAST = 4,
58 HF_MORE = 8
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 */
77 #define RX_HEADER_SIZE 28
79 #endif /* __RX_H__ */