The Design and Implementation of the FreeBSD Operating System, Second Edition
Now available: The Design and Implementation of the FreeBSD Operating System (Second Edition)


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FreeBSD/Linux Kernel Cross Reference
sys/lib/libsa/tftp.h

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    1 /*      $NetBSD: tftp.h,v 1.5 2004/03/24 17:29:14 drochner Exp $        */
    2 
    3 /*
    4  * Copyright (c) 1996
    5  *      Matthias Drochner.  All rights reserved.
    6  *
    7  * Redistribution and use in source and binary forms, with or without
    8  * modification, are permitted provided that the following conditions
    9  * are met:
   10  * 1. Redistributions of source code must retain the above copyright
   11  *    notice, this list of conditions and the following disclaimer.
   12  * 2. Redistributions in binary form must reproduce the above copyright
   13  *    notice, this list of conditions and the following disclaimer in the
   14  *    documentation and/or other materials provided with the distribution.
   15  *
   16  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
   17  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
   18  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
   19  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
   20  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
   21  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
   22  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
   23  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
   24  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
   25  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
   26  *
   27  */
   28 
   29 /*      NetBSD: tftp.h,v 1.6 2000/10/18 01:35:46 dogcow Exp     */
   30 
   31 /*
   32  * Copyright (c) 1983, 1993
   33  *      The Regents of the University of California.  All rights reserved.
   34  *
   35  * Redistribution and use in source and binary forms, with or without
   36  * modification, are permitted provided that the following conditions
   37  * are met:
   38  * 1. Redistributions of source code must retain the above copyright
   39  *    notice, this list of conditions and the following disclaimer.
   40  * 2. Redistributions in binary form must reproduce the above copyright
   41  *    notice, this list of conditions and the following disclaimer in the
   42  *    documentation and/or other materials provided with the distribution.
   43  * 3. Neither the name of the University nor the names of its contributors
   44  *    may be used to endorse or promote products derived from this software
   45  *    without specific prior written permission.
   46  *
   47  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
   48  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
   49  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
   50  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
   51  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
   52  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
   53  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
   54  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
   55  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
   56  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
   57  * SUCH DAMAGE.
   58  *
   59  *      @(#)tftp.h      8.1 (Berkeley) 6/2/93
   60  */
   61 /*
   62  * Trivial File Transfer Protocol (IEN-133)
   63  */
   64 #define SEGSIZE         512             /* data segment size */
   65 
   66 /*
   67  * Packet types.
   68  */
   69 #define RRQ     01                      /* read request */
   70 #define WRQ     02                      /* write request */
   71 #define DATA    03                      /* data packet */
   72 #define ACK     04                      /* acknowledgement */
   73 #define ERROR   05                      /* error code */
   74 
   75 struct  tftphdr {
   76         short   th_opcode;              /* packet type */
   77         union {
   78                 unsigned short tu_block; /* block # */
   79                 short   tu_code;        /* error code */
   80                 char    tu_stuff[1];    /* request packet stuff */
   81         } th_u;
   82         char    th_data[1];             /* data or error string */
   83 };
   84 
   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
   89 
   90 /*
   91  * Error codes.
   92  */
   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 */
  101 
  102 FS_DEF(tftp);
  103 
  104 #define IPPORT_TFTP 69

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