1 //==========================================================================
5 //==========================================================================
6 //####BSDCOPYRIGHTBEGIN####
8 // -------------------------------------------
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.
14 // Portions created by Red Hat are
15 // Copyright (C) 2002 Red Hat, Inc. All Rights Reserved.
17 // -------------------------------------------
19 //####BSDCOPYRIGHTEND####
20 //==========================================================================
23 * Copyright (c) 1983 Regents of the University of California.
24 * All rights reserved.
26 * Redistribution and use in source and binary forms, with or without
27 * modification, are permitted provided that the following conditions
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.
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
54 * @(#)tftp.h 5.4 (Berkeley) 4/3/91
61 * Trivial File Transfer Protocol (IEN-133)
63 #define SEGSIZE 512 /* data segment size */
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 #define OACK 06 /* option acknowledge */
76 short th_opcode; /* packet type */
78 unsigned short tu_block; /* block # */
79 short tu_code; /* error code */
80 char tu_stuff[1]; /* request packet stuff */
81 } __attribute__ ((packed)) th_u;
82 char th_data[1]; /* data or error string */
83 } __attribute__ ((packed));
85 #define th_block th_u.tu_block
86 #define th_code th_u.tu_code
87 #define th_stuff th_u.tu_stuff
88 #define th_msg th_data
93 #define EUNDEF 0 /* not defined */
94 #define ENOTFOUND 1 /* file not found */
95 #define EACCESS 2 /* access violation */
96 #define ENOSPACE 3 /* disk full or allocation exceeded */
97 #define EBADOP 4 /* illegal TFTP operation */
98 #define EBADID 5 /* unknown transfer ID */
99 #define EEXISTS 6 /* file already exists */
100 #define ENOUSER 7 /* no such user */
102 #endif /* !_ARPA_TFTP_H_ */