tftp.h revision 203965
11539Srgrimes/* 21539Srgrimes * Copyright (c) 1983, 1993 31539Srgrimes * The Regents of the University of California. All rights reserved. 41539Srgrimes * 51539Srgrimes * Redistribution and use in source and binary forms, with or without 61539Srgrimes * modification, are permitted provided that the following conditions 71539Srgrimes * are met: 81539Srgrimes * 1. Redistributions of source code must retain the above copyright 91539Srgrimes * notice, this list of conditions and the following disclaimer. 101539Srgrimes * 2. Redistributions in binary form must reproduce the above copyright 111539Srgrimes * notice, this list of conditions and the following disclaimer in the 121539Srgrimes * documentation and/or other materials provided with the distribution. 13203965Simp * 3. Neither the name of the University nor the names of its contributors 141539Srgrimes * may be used to endorse or promote products derived from this software 151539Srgrimes * without specific prior written permission. 161539Srgrimes * 171539Srgrimes * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 181539Srgrimes * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 191539Srgrimes * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 201539Srgrimes * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 211539Srgrimes * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 221539Srgrimes * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 231539Srgrimes * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 241539Srgrimes * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 251539Srgrimes * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 261539Srgrimes * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 271539Srgrimes * SUCH DAMAGE. 281539Srgrimes * 291539Srgrimes * @(#)tftp.h 8.1 (Berkeley) 6/2/93 3083047Sobrien * $FreeBSD: head/include/arpa/tftp.h 203965 2010-02-16 19:46:46Z imp $ 311539Srgrimes */ 321539Srgrimes 332163Spaul#ifndef _ARPA_TFTP_H_ 342163Spaul#define _ARPA_TFTP_H_ 351539Srgrimes 361539Srgrimes/* 371539Srgrimes * Trivial File Transfer Protocol (IEN-133) 381539Srgrimes */ 391539Srgrimes#define SEGSIZE 512 /* data segment size */ 401539Srgrimes 411539Srgrimes/* 421539Srgrimes * Packet types. 431539Srgrimes */ 441539Srgrimes#define RRQ 01 /* read request */ 451539Srgrimes#define WRQ 02 /* write request */ 461539Srgrimes#define DATA 03 /* data packet */ 471539Srgrimes#define ACK 04 /* acknowledgement */ 481539Srgrimes#define ERROR 05 /* error code */ 4984047Sobrien#define OACK 06 /* option acknowledgement */ 501539Srgrimes 5183047Sobrienstruct tftphdr { 5230583Sjoerg unsigned short th_opcode; /* packet type */ 531539Srgrimes union { 5430583Sjoerg unsigned short tu_block; /* block # */ 5530583Sjoerg unsigned short tu_code; /* error code */ 561539Srgrimes char tu_stuff[1]; /* request packet stuff */ 57171680Sticso } __packed th_u; 581539Srgrimes char th_data[1]; /* data or error string */ 59171680Sticso} __packed; 601539Srgrimes 611539Srgrimes#define th_block th_u.tu_block 621539Srgrimes#define th_code th_u.tu_code 631539Srgrimes#define th_stuff th_u.tu_stuff 641539Srgrimes#define th_msg th_data 651539Srgrimes 661539Srgrimes/* 671539Srgrimes * Error codes. 681539Srgrimes */ 691539Srgrimes#define EUNDEF 0 /* not defined */ 701539Srgrimes#define ENOTFOUND 1 /* file not found */ 711539Srgrimes#define EACCESS 2 /* access violation */ 721539Srgrimes#define ENOSPACE 3 /* disk full or allocation exceeded */ 731539Srgrimes#define EBADOP 4 /* illegal TFTP operation */ 741539Srgrimes#define EBADID 5 /* unknown transfer ID */ 751539Srgrimes#define EEXISTS 6 /* file already exists */ 761539Srgrimes#define ENOUSER 7 /* no such user */ 7784047Sobrien#define EOPTNEG 8 /* option negotiation failed */ 781539Srgrimes 791539Srgrimes#endif /* !_TFTP_H_ */ 80