include/arpa/tftp.h

   1 /*
   2  * CDDL HEADER START
   3  *
   4  * The contents of this file are subject to the terms of the
   5  * Common Development and Distribution License, Version 1.0 only
   6  * (the "License").  You may not use this file except in compliance
   7  * with the License.
   8  *
   9  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
  10  * or http://www.opensolaris.org/os/licensing.
  11  * See the License for the specific language governing permissions
  12  * and limitations under the License.
  13  *
  14  * When distributing Covered Code, include this CDDL HEADER in each
  15  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
  16  * If applicable, add the following below this CDDL HEADER, with the
  17  * fields enclosed by brackets "[]" replaced with your own identifying
  18  * information: Portions Copyright [yyyy] [name of copyright owner]
  19  *
  20  * CDDL HEADER END
  21  */
  22 /*
  23  * Copyright 2001 Sun Microsystems, Inc.  All rights reserved.
  24  * Use is subject to license terms.
  25  */
  26
  27 /*      Copyright (c) 1983, 1984, 1985, 1986, 1987, 1988, 1989 AT&T     */
  28 /*        All Rights Reserved   */
  29
  30 /*
  31  * Portions of this source code were derived from Berkeley 4.3 BSD
  32  * under license from the Regents of the University of California.
  33  */
  34
  35 #ifndef _ARPA_TFTP_H
  36 #define _ARPA_TFTP_H
  37
  38 #ifdef  __cplusplus
  39 extern "C" {
  40 #endif
  41
  42 /*
  43  * Trivial File Transfer Protocol (RFC 1350, RFC 2347)
  44  */
  45 #define SEGSIZE         512             /* data segment size */
  46
  47 /*
  48  * Packet types.
  49  */
  50 #define RRQ     01                      /* read request */
  51 #define WRQ     02                      /* write request */
  52 #define DATA    03                      /* data packet */
  53 #define ACK     04                      /* acknowledgement */
  54 #define ERROR   05                      /* error code */
  55 #define OACK    06                      /* option acknowledgement */
  56
  57 struct  tftphdr {
  58         short           th_opcode;      /* packet type */
  59         ushort_t        th_block;       /* block # */
  60         char            th_data[1];     /* data or error string */
  61 };
  62
  63 #define th_code         th_block        /* error code overlay on tu_block */
  64 #define th_stuff        th_block        /* ditto */
  65
  66 #define th_msg          th_data
  67
  68 /*
  69  * Error codes.
  70  */
  71 #define EUNDEF          0               /* not defined */
  72 #define ENOTFOUND       1               /* file not found */
  73 #define EACCESS         2               /* access violation */
  74 #define ENOSPACE        3               /* disk full or allocation exceeded */
  75 #define EBADOP          4               /* illegal TFTP operation */
  76 #define EBADID          5               /* unknown transfer ID */
  77 #define EEXISTS         6               /* file already exists */
  78 #define ENOUSER         7               /* no such user */
  79 #define EOPTNEG         8               /* option negotiation error */
  80
  81 #ifdef  __cplusplus
  82 }
  83 #endif
  84
  85 #endif  /* _ARPA_TFTP_H */