| 1 | /* Modified for gcc/os2 by bird 2003
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| 2 | *
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| 3 | * Copyright (c) 1983, 1993
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| 4 | * The Regents of the University of California. All rights reserved.
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| 5 | *
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| 6 | * Redistribution and use in source and binary forms, with or without
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| 7 | * modification, are permitted provided that the following conditions
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| 8 | * are met:
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| 9 | * 1. Redistributions of source code must retain the above copyright
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| 10 | * notice, this list of conditions and the following disclaimer.
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| 11 | * 2. Redistributions in binary form must reproduce the above copyright
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| 12 | * notice, this list of conditions and the following disclaimer in the
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| 13 | * documentation and/or other materials provided with the distribution.
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| 14 | * 3. All advertising materials mentioning features or use of this software
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| 15 | * must display the following acknowledgement:
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| 16 | * This product includes software developed by the University of
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| 17 | * California, Berkeley and its contributors.
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| 18 | * 4. Neither the name of the University nor the names of its contributors
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| 19 | * may be used to endorse or promote products derived from this software
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| 20 | * without specific prior written permission.
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| 21 | *
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| 22 | * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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| 23 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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| 24 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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| 25 | * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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| 26 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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| 27 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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| 28 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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| 29 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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| 30 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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| 31 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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| 32 | * SUCH DAMAGE.
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| 33 | *
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| 34 | * @(#)tftp.h 8.1 (Berkeley) 6/2/93
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| 35 | * $FreeBSD: src/include/arpa/tftp.h,v 1.3.6.1 2002/08/14 21:59:26 peter Exp $
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| 36 | */
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| 37 |
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| 38 | #ifndef _ARPA_TFTP_H_
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| 39 | #define _ARPA_TFTP_H_
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| 40 |
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| 41 | /*
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| 42 | * Trivial File Transfer Protocol (IEN-133)
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| 43 | */
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| 44 | #define SEGSIZE 512 /* data segment size */
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| 45 |
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| 46 | /*
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| 47 | * Packet types.
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| 48 | */
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| 49 | #define RRQ 01 /* read request */
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| 50 | #define WRQ 02 /* write request */
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| 51 | #define DATA 03 /* data packet */
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| 52 | #define ACK 04 /* acknowledgement */
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| 53 | #define ERROR 05 /* error code */
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| 54 | #define OACK 06 /* option acknowledgement */
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| 55 |
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| 56 | #pragma pack(1) /* OS2 paranoia */
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| 57 | struct tftphdr {
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| 58 | unsigned short th_opcode; /* packet type */
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| 59 | union {
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| 60 | unsigned short tu_block; /* block # */
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| 61 | unsigned short tu_code; /* error code */
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| 62 | char tu_stuff[1]; /* request packet stuff */
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| 63 | } th_u;
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| 64 | char th_data[1]; /* data or error string */
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| 65 | };
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| 66 | #pragma pack()
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| 67 |
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| 68 | #define th_block th_u.tu_block
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| 69 | #define th_code th_u.tu_code
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| 70 | #define th_stuff th_u.tu_stuff
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| 71 | #define th_msg th_data
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| 72 |
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| 73 | /*
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| 74 | * Error codes.
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| 75 | */
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| 76 | #define EUNDEF 0 /* not defined */
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| 77 | #define ENOTFOUND 1 /* file not found */
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| 78 | #define EACCESS 2 /* access violation */
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| 79 | #define ENOSPACE 3 /* disk full or allocation exceeded */
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| 80 | #define EBADOP 4 /* illegal TFTP operation */
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| 81 | #define EBADID 5 /* unknown transfer ID */
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| 82 | #define EEXISTS 6 /* file already exists */
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| 83 | #define ENOUSER 7 /* no such user */
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| 84 | #define EOPTNEG 8 /* option negotiation failed */
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| 85 |
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| 86 | #endif /* !_TFTP_H_ */
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