1*a19ae363Sderaadt /* $OpenBSD: tftp.h,v 1.8 2006/07/26 16:43:30 deraadt Exp $ */ 2df930be7Sderaadt /* $NetBSD: tftp.h,v 1.3 1994/10/26 00:56:48 cgd Exp $ */ 3df930be7Sderaadt 4df930be7Sderaadt /* 5df930be7Sderaadt * Copyright (c) 1983 Regents of the University of California. 6df930be7Sderaadt * All rights reserved. 7df930be7Sderaadt * 8df930be7Sderaadt * Redistribution and use in source and binary forms, with or without 9df930be7Sderaadt * modification, are permitted provided that the following conditions 10df930be7Sderaadt * are met: 11df930be7Sderaadt * 1. Redistributions of source code must retain the above copyright 12df930be7Sderaadt * notice, this list of conditions and the following disclaimer. 13df930be7Sderaadt * 2. Redistributions in binary form must reproduce the above copyright 14df930be7Sderaadt * notice, this list of conditions and the following disclaimer in the 15df930be7Sderaadt * documentation and/or other materials provided with the distribution. 16e33d3bd3Smillert * 3. Neither the name of the University nor the names of its contributors 17df930be7Sderaadt * may be used to endorse or promote products derived from this software 18df930be7Sderaadt * without specific prior written permission. 19df930be7Sderaadt * 20df930be7Sderaadt * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 21df930be7Sderaadt * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 22df930be7Sderaadt * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 23df930be7Sderaadt * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 24df930be7Sderaadt * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 25df930be7Sderaadt * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 26df930be7Sderaadt * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 27df930be7Sderaadt * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 28df930be7Sderaadt * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 29df930be7Sderaadt * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 30df930be7Sderaadt * SUCH DAMAGE. 31df930be7Sderaadt * 32df930be7Sderaadt * @(#)tftp.h 5.4 (Berkeley) 4/3/91 33df930be7Sderaadt */ 34df930be7Sderaadt 35df930be7Sderaadt #ifndef _TFTP_H_ 36df930be7Sderaadt #define _TFTP_H_ 37df930be7Sderaadt 38df930be7Sderaadt /* 39df930be7Sderaadt * Trivial File Transfer Protocol (IEN-133) 40df930be7Sderaadt */ 41df930be7Sderaadt #define SEGSIZE 512 /* data segment size */ 423e7729ddSmglocker #define SEGSIZE_MIN 8 /* minimal data segment size */ 433e7729ddSmglocker #define SEGSIZE_MAX 65464 /* maximal data segment size */ 44df930be7Sderaadt 45df930be7Sderaadt /* 46df930be7Sderaadt * Packet types. 47df930be7Sderaadt */ 48df930be7Sderaadt #define RRQ 01 /* read request */ 49df930be7Sderaadt #define WRQ 02 /* write request */ 50df930be7Sderaadt #define DATA 03 /* data packet */ 51df930be7Sderaadt #define ACK 04 /* acknowledgement */ 52df930be7Sderaadt #define ERROR 05 /* error code */ 53c5a6a5b3Sderaadt #define OACK 06 /* option acknowledgement */ 54df930be7Sderaadt 55df930be7Sderaadt struct tftphdr { 56d698e0d3Smillert u_int16_t th_opcode; /* packet type */ 57df930be7Sderaadt union { 58d698e0d3Smillert u_int16_t tu_block; /* block # */ 59d698e0d3Smillert u_int16_t tu_code; /* error code */ 60df930be7Sderaadt char tu_stuff[1]; /* request packet stuff */ 61df930be7Sderaadt } th_u; 62df930be7Sderaadt char th_data[1]; /* data or error string */ 63df930be7Sderaadt }; 64df930be7Sderaadt 65df930be7Sderaadt #define th_block th_u.tu_block 66df930be7Sderaadt #define th_code th_u.tu_code 67df930be7Sderaadt #define th_stuff th_u.tu_stuff 68df930be7Sderaadt #define th_msg th_data 69df930be7Sderaadt 70df930be7Sderaadt /* 71df930be7Sderaadt * Error codes. 72df930be7Sderaadt */ 73df930be7Sderaadt #define EUNDEF 0 /* not defined */ 74df930be7Sderaadt #define ENOTFOUND 1 /* file not found */ 75df930be7Sderaadt #define EACCESS 2 /* access violation */ 76df930be7Sderaadt #define ENOSPACE 3 /* disk full or allocation exceeded */ 77df930be7Sderaadt #define EBADOP 4 /* illegal TFTP operation */ 78df930be7Sderaadt #define EBADID 5 /* unknown transfer ID */ 79df930be7Sderaadt #define EEXISTS 6 /* file already exists */ 80df930be7Sderaadt #define ENOUSER 7 /* no such user */ 81c5a6a5b3Sderaadt #define EOPTNEG 8 /* option negotiation failed */ 82df930be7Sderaadt 83df930be7Sderaadt #endif /* !_TFTP_H_ */ 84