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82 lines
3.0 KiB
82 lines
3.0 KiB
/* |
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* Copyright (c) 1983, 1993 |
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* The Regents of the University of California. All rights reserved. |
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* |
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* Redistribution and use in source and binary forms, with or without |
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* modification, are permitted provided that the following conditions |
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* are met: |
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* 1. Redistributions of source code must retain the above copyright |
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* notice, this list of conditions and the following disclaimer. |
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* 2. Redistributions in binary form must reproduce the above copyright |
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* notice, this list of conditions and the following disclaimer in the |
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* documentation and/or other materials provided with the distribution. |
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* 4. Neither the name of the University nor the names of its contributors |
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* may be used to endorse or promote products derived from this software |
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* without specific prior written permission. |
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* |
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND |
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE |
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
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* SUCH DAMAGE. |
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* |
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* @(#)tftp.h 8.1 (Berkeley) 6/2/93 |
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*/ |
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#ifndef _ARPA_TFTP_H |
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#define _ARPA_TFTP_H 1 |
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/* |
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* Trivial File Transfer Protocol (IEN-133) |
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*/ |
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#define SEGSIZE 512 /* data segment size */ |
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/* |
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* Packet types. |
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*/ |
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#define RRQ 01 /* read request */ |
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#define WRQ 02 /* write request */ |
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#define DATA 03 /* data packet */ |
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#define ACK 04 /* acknowledgement */ |
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#define ERROR 05 /* error code */ |
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struct tftphdr { |
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short th_opcode; /* packet type */ |
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union { |
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char tu_padding[3]; /* sizeof() compat */ |
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struct { |
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union { |
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unsigned short tu_block; /* block # */ |
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short tu_code; /* error code */ |
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} __attribute__ ((__packed__)) th_u3; |
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char tu_data[0]; /* data or error string */ |
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} __attribute__ ((__packed__)) th_u2; |
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char tu_stuff[0]; /* request packet stuff */ |
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} __attribute__ ((__packed__)) th_u1; |
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} __attribute__ ((__packed__)); |
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#define th_block th_u1.th_u2.th_u3.tu_block |
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#define th_code th_u1.th_u2.th_u3.tu_code |
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#define th_stuff th_u1.tu_stuff |
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#define th_data th_u1.th_u2.tu_data |
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#define th_msg th_u1.th_u2.tu_data |
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/* |
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* Error codes. |
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*/ |
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#define EUNDEF 0 /* not defined */ |
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#define ENOTFOUND 1 /* file not found */ |
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#define EACCESS 2 /* access violation */ |
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#define ENOSPACE 3 /* disk full or allocation exceeded */ |
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#define EBADOP 4 /* illegal TFTP operation */ |
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#define EBADID 5 /* unknown transfer ID */ |
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#define EEXISTS 6 /* file already exists */ |
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#define ENOUSER 7 /* no such user */ |
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#endif /* arpa/tftp.h */
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