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      1 #ifndef HEADER_CURL_SERVER_TFTP_H
      2 #define HEADER_CURL_SERVER_TFTP_H
      3 /***************************************************************************
      4  *                                  _   _ ____  _
      5  *  Project                     ___| | | |  _ \| |
      6  *                             / __| | | | |_) | |
      7  *                            | (__| |_| |  _ <| |___
      8  *                             \___|\___/|_| \_\_____|
      9  *
     10  * Copyright (C) 1998 - 2012, Daniel Stenberg, <daniel (at) haxx.se>, et al.
     11  *
     12  * This software is licensed as described in the file COPYING, which
     13  * you should have received as part of this distribution. The terms
     14  * are also available at http://curl.haxx.se/docs/copyright.html.
     15  *
     16  * You may opt to use, copy, modify, merge, publish, distribute and/or sell
     17  * copies of the Software, and permit persons to whom the Software is
     18  * furnished to do so, under the terms of the COPYING file.
     19  *
     20  * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
     21  * KIND, either express or implied.
     22  *
     23  ***************************************************************************/
     24 #include "server_setup.h"
     25 
     26 /* This file is a rewrite/clone of the arpa/tftp.h file for systems without
     27    it. */
     28 
     29 #define SEGSIZE 512 /* data segment size */
     30 
     31 #if defined(__GNUC__) && ((__GNUC__ >= 3) || \
     32   ((__GNUC__ == 2) && defined(__GNUC_MINOR__) && (__GNUC_MINOR__ >= 7)))
     33 #  define PACKED_STRUCT __attribute__((__packed__))
     34 #else
     35 #  define PACKED_STRUCT /*NOTHING*/
     36 #endif
     37 
     38 /* Using a packed struct as binary in a program is begging for problems, but
     39    the tftpd server was written like this so we have this struct here to make
     40    things build. */
     41 
     42 struct tftphdr {
     43   short th_opcode;         /* packet type */
     44   unsigned short th_block; /* all sorts of things */
     45   char th_data[1];         /* data or error string */
     46 } PACKED_STRUCT;
     47 
     48 #define th_stuff th_block
     49 #define th_code  th_block
     50 #define th_msg   th_data
     51 
     52 #define EUNDEF    0
     53 #define ENOTFOUND 1
     54 #define EACCESS   2
     55 #define ENOSPACE  3
     56 #define EBADOP    4
     57 #define EBADID    5
     58 #define EEXISTS   6
     59 #define ENOUSER   7
     60 
     61 #endif /* HEADER_CURL_SERVER_TFTP_H */
     62