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comparison packages/net/common/current/include/arpa/tftp.h @ 208:e0c0827131d1 ecos

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Merge from eCos master repository on 2002-05-20-20:11:54-BST
author jlarmour
date Mon, 20 May 2002 22:19:26 +0000
parents
children 42332443fea2
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207:74c807ddde34 208:e0c0827131d1
1 //==========================================================================
2 //
3 // include/arpa/tftp.h
4 //
5 //==========================================================================
6 //####BSDCOPYRIGHTBEGIN####
7 //
8 // -------------------------------------------
9 //
10 // Portions of this software may have been derived from OpenBSD,
11 // FreeBSD or other sources, and are covered by the appropriate
12 // copyright disclaimers included herein.
13 //
14 // Portions created by Red Hat are
15 // Copyright (C) 2002 Red Hat, Inc. All Rights Reserved.
16 //
17 // -------------------------------------------
18 //
19 //####BSDCOPYRIGHTEND####
20 //==========================================================================
21
22 /*
23 * Copyright (c) 1983 Regents of the University of California.
24 * All rights reserved.
25 *
26 * Redistribution and use in source and binary forms, with or without
27 * modification, are permitted provided that the following conditions
28 * are met:
29 * 1. Redistributions of source code must retain the above copyright
30 * notice, this list of conditions and the following disclaimer.
31 * 2. Redistributions in binary form must reproduce the above copyright
32 * notice, this list of conditions and the following disclaimer in the
33 * documentation and/or other materials provided with the distribution.
34 * 3. All advertising materials mentioning features or use of this software
35 * must display the following acknowledgement:
36 * This product includes software developed by the University of
37 * California, Berkeley and its contributors.
38 * 4. Neither the name of the University nor the names of its contributors
39 * may be used to endorse or promote products derived from this software
40 * without specific prior written permission.
41 *
42 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
43 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
44 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
45 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
46 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
47 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
48 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
49 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
50 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
51 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
52 * SUCH DAMAGE.
53 *
54 * @(#)tftp.h 5.4 (Berkeley) 4/3/91
55 */
56
57 #ifndef _ARPA_TFTP_H_
58 #define _ARPA_TFTP_H_
59
60 /*
61 * Trivial File Transfer Protocol (IEN-133)
62 */
63 #define SEGSIZE 512 /* data segment size */
64
65 /*
66 * Packet types.
67 */
68 #define RRQ 01 /* read request */
69 #define WRQ 02 /* write request */
70 #define DATA 03 /* data packet */
71 #define ACK 04 /* acknowledgement */
72 #define ERROR 05 /* error code */
73
74 struct tftphdr {
75 short th_opcode; /* packet type */
76 union {
77 short tu_block; /* block # */
78 short tu_code; /* error code */
79 char tu_stuff[1]; /* request packet stuff */
80 } __attribute__ ((packed)) th_u;
81 char th_data[1]; /* data or error string */
82 } __attribute__ ((packed));
83
84 #define th_block th_u.tu_block
85 #define th_code th_u.tu_code
86 #define th_stuff th_u.tu_stuff
87 #define th_msg th_data
88
89 /*
90 * Error codes.
91 */
92 #define EUNDEF 0 /* not defined */
93 #define ENOTFOUND 1 /* file not found */
94 #define EACCESS 2 /* access violation */
95 #define ENOSPACE 3 /* disk full or allocation exceeded */
96 #define EBADOP 4 /* illegal TFTP operation */
97 #define EBADID 5 /* unknown transfer ID */
98 #define EEXISTS 6 /* file already exists */
99 #define ENOUSER 7 /* no such user */
100
101 #endif /* !_ARPA_TFTP_H_ */