00001 #ifndef _TFTP_H
00002 #define _TFTP_H
00003
00004 /*
00005 * Copyright (C) 2002 by egnite Software GmbH. All rights reserved.
00006 *
00007 * Redistribution and use in source and binary forms, with or without
00008 * modification, are permitted provided that the following conditions
00009 * are met:
00010 *
00011 * 1. Redistributions of source code must retain the above copyright
00012 * notice, this list of conditions and the following disclaimer.
00013 * 2. Redistributions in binary form must reproduce the above copyright
00014 * notice, this list of conditions and the following disclaimer in the
00015 * documentation and/or other materials provided with the distribution.
00016 * 3. All advertising materials mentioning features or use of this
00017 * software must display the following acknowledgement:
00018 *
00019 * This product includes software developed by egnite Software GmbH
00020 * and its contributors.
00021 *
00022 * THIS SOFTWARE IS PROVIDED BY EGNITE SOFTWARE GMBH AND CONTRIBUTORS
00023 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
00024 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
00025 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL EGNITE
00026 * SOFTWARE GMBH OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
00027 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
00028 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
00029 * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
00030 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
00031 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
00032 * THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
00033 * SUCH DAMAGE.
00034 *
00035 * For additional information see http://www.ethernut.de/
00036 */
00037
00038 /*
00039 * $Log: tftp.h,v $
00040 * Revision 1.1 2002/08/01 17:34:30 harald
00041 * First check in
00042 *
00043 */
00044
00045 /*!
00046 * \addtogroup xgTftp
00047 */
00048 /*@{*/
00049
00050 typedef struct tftphdr {
00051 short th_opcode; /* packet type */
00052 union {
00053 short tu_block; /* block # */
00054 short tu_code; /* error code */
00055 char tu_stuff[1]; /* request packet stuff */
00056 } th_u;
00057 char th_data[512]; /* data or error string */
00058 } TFTPHDR;
00059
00060
00061 #define TFTP_RRQ 01 /*!< \brief TFTP read request packet. */
00062 #define TFTP_WRQ 02 /*!< \brief TFTP write request packet. */
00063 #define TFTP_DATA 03 /*!< \brief TFTP data packet. */
00064 #define TFTP_ACK 04 /*!< \brief TFTP acknowledgement packet. */
00065 #define TFTP_ERROR 05 /*!< \brief TFTP error packet. */
00066 #define TFTP_OACK 06 /*!< \brief TFTP option acknowledgement packet. */
00067
00068 /*@}*/
00069
00070 extern int TftpRecv(void);
00071
00072 #endif