6 * Copyright (c) 1983, 1993
7 * The Regents of the University of California. All rights reserved.
9 * Redistribution and use in source and binary forms, with or without
10 * modification, are permitted provided that the following conditions
12 * 1. Redistributions of source code must retain the above copyright
13 * notice, this list of conditions and the following disclaimer.
14 * 2. Redistributions in binary form must reproduce the above copyright
15 * notice, this list of conditions and the following disclaimer in the
16 * documentation and/or other materials provided with the distribution.
17 * 3. All advertising materials mentioning features or use of this software
18 * must display the following acknowledgement:
19 * This product includes software developed by the University of
20 * California, Berkeley and its contributors.
21 * 4. Neither the name of the University nor the names of its contributors
22 * may be used to endorse or promote products derived from this software
23 * without specific prior written permission.
25 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
26 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
27 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
28 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
29 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
30 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
31 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
32 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
33 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
34 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
37 * @(#)tftp.h 8.1 (Berkeley) 6/2/93
38 * $FreeBSD: /repoman/r/ncvs/src/include/arpa/tftp.h,v 1.3.6.1 2002/08/14 21:59:26 peter Exp $
45 * Trivial File Transfer Protocol (IEN-133)
47 #define SEGSIZE 512 /* data segment size */
52 #define RRQ 01 /* read request */
53 #define WRQ 02 /* write request */
54 #define DATA 03 /* data packet */
55 #define ACK 04 /* acknowledgement */
56 #undef ERROR /* In <wingdi.h> */
57 #define ERROR 05 /* error code */
58 #define OACK 06 /* option acknowledgement */
60 #include <sys/packon.h>
63 unsigned short th_opcode; /* packet type */
65 unsigned short tu_block; /* block # */
66 unsigned short tu_code; /* error code */
67 char tu_stuff[1]; /* request packet stuff */
69 char th_data[1]; /* data or error string */
72 #include <sys/packoff.h>
74 #define th_block th_u.tu_block
75 #define th_code th_u.tu_code
76 #define th_stuff th_u.tu_stuff
77 #define th_msg th_data
82 #define EUNDEF 0 /* not defined */
83 #define ENOTFOUND 1 /* file not found */
84 #define EACCESS 2 /* access violation */
85 #define ENOSPACE 3 /* disk full or allocation exceeded */
86 #define EBADOP 4 /* illegal TFTP operation */
87 #define EBADID 5 /* unknown transfer ID */
88 #define EEXISTS 6 /* file already exists */
89 #define ENOUSER 7 /* no such user */
90 #define EOPTNEG 8 /* option negotiation failed */