tftpc.h

这同样是FS8610相关的代码.看起来不错啊.

/*
 *Copyright (c) 2000-2002 Viola Systems Ltd.
 *All rights reserved.
 *
 *Redistribution and use in source and binary forms, with or without 
 *modification, are permitted provided that the following conditions 
 *are met:
 *
 *1. Redistributions of source code must retain the above copyright 
 *notice, this list of conditions and the following disclaimer.
 *
 *2. Redistributions in binary form must reproduce the above copyright 
 *notice, this list of conditions and the following disclaimer in the 
 *documentation and/or other materials provided with the distribution.
 *
 *3. The end-user documentation included with the redistribution, if 
 *any, must include the following acknowledgment:
 *	"This product includes software developed by Viola 
 *	Systems (http://www.violasystems.com/)."
 *
 *Alternately, this acknowledgment may appear in the software itself, 
 *if and wherever such third-party acknowledgments normally appear.
 *
 *4. The names "OpenTCP" and "Viola Systems" must not be used to 
 *endorse or promote products derived from this software without prior 
 *written permission. For written permission, please contact 
 *[e-mail].
 *
 *5. Products derived from this software may not be called "OpenTCP", 
 *nor may "OpenTCP" appear in their name, without prior written 
 *permission of the Viola Systems Ltd.
 *
 *THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESSED OR IMPLIED 
 *WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 
 *MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 
 *IN NO EVENT SHALL VIOLA SYSTEMS LTD. OR ITS CONTRIBUTORS BE LIABLE 
 *FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 
 *CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 
 *SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR 
 *BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 
 *WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE 
 *OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, 
 *EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 *====================================================================
 *
 *OpenTCP is the unified open source TCP/IP stack available on a series 
 *of 8/16-bit microcontrollers, please see <http://www.opentcp.org>.
 *
 *For more information on how to network-enable your devices, or how to 
 *obtain commercial technical support for OpenTCP, please see 
 *<http://www.violasystems.com/>.
 */

/** \file tftpc.h
 *	\brief OpenTCP TFTP server interface file
 *	\author 
 *		\li Jari Lahti ([e-mail])
 *	\version 1.0
 *	\date 7.10.2002
 * 	
 *	OpenTCP TFTP server protocol function declarations, constants, etc.
 */

#ifndef INCLUDE_TFTPC_H
#define INCLUDE_TFTPC_H

#include "kernel/system.h"

/* User defined	*/
/* TFTPC states			*/
#define TFTPC_UNINITIALIZED			0
//#define TFTPC_STATE_ENABLED		1
#define TFTPC_STATE_CLOSED			1
#define TFTPC_STATE_READ_REQUEST	2
#define TFTPC_STATE_WRITE_REQUEST	3
#define TFTPC_STATE_CONNECTED		4

/* TFTP Error codes		*/
#define	TFTPC_NOTDEFINED			0	/* Not Definet Error 		*/
#define	TFTPC_FILENOTFOUND		1	/* File Not Found 		*/
#define	TFTPC_ACCESSVIOLATION		2	/* Access Violation	Error	 */
#define	TFTPC_FILETOOLONG			3	/* File too long	 */
#define	TFTPC_ILLEGALOPERATION	4	/* Not supported Opcode		*/
#define	TFTPC_UNKNOWNPORT		5	/* Unknown port		*/
#define	TFTPC_FILEEXISTED			6	/* File existed		*/
#define	TFTPC_UNKNOWNUSER		7	/* Unknown USER		*/


/* TFTP Opcodes		*/
#define	TFTPC_OPCODE_RRQ			1	/* Packet is Read Request	*/
#define	TFTPC_OPCODE_WRQ			2	/* Packet is Write Request	*/
#define	TFTPC_OPCODE_DATA		3	/* Data Packet				*/
#define TFTPC_OPCODE_ACK			4	/* ACK Packet				*/
#define TFTPC_OPCODE_ERROR		5	/* Error Packet				*/


/* TFTP transfer modes */
#define TFTPC_MODE_ASCII	0	// "netascii"
#define TFTPC_MODE_BINARY	1	// "octet"

/** \def TFTPS_FILENAME_MAXLEN
 *	\brief Maximum filename allowed by the TFTP server
 *
 *	Maximum filename-length TFTP server is ready to process.	
 */
#define TFTPC_FILENAME_MAXLEN	20

/** \def TFTPS_DEF_RETRIES
 *	\brief Default number of retries of TFTP server
 *
 *	Number of retries of resending the data before aborting.
 */
#define TFTPC_DEF_RETRIES		4

/** \def TFTPS_TIMEOUT
 *	\brief Timeout (in seconds) after which socket is deleted
 *
 *	
 */
#define TFTPC_TIMEOUT			20		/* Secs	*/

#define UDP_APP_OFFSET		0	//Just for porting


/** \def TFTPS_SERVERPORT
 *	\brief Default server port for TFTP server
 *
 *	TFTP server will use this UDP port to listen for incoming traffic.
 */
/* SMTP Server Information */
#define TFTP_SERVER_IP		0x0a8a1fa0	//10.138.31.160
#define TFTP_SERVER_PORT		69

#define TFTP_DEFAULT_FILENAME	"t4_firmware.bin"
#define TFTP_PUT_FILENAME		"t4_put.bin"
#define TFTP_DEFAULT_MODE		TFTPC_MODE_BINARY

//#define TFTP_GET_BUF_SIZE		65535		//32K
#define TFTP_PUT_MAX_BLOCK	128			//128*512=64K

/* Prototypes	*/
INT8 tftpc_connect (UINT32 server_ip, UINT16 server_port, UINT8 request_type);
void tftpc_run(void);
INT8 tftpc_eventlistener(void);
void tftpc_send_request (UINT8 request_type, UINT8 *tftp_filename, UINT8 tftp_mode);
void tftpc_send_ACK(void);
void tftpc_send_ERROR(UINT8 errno);
void tftpc_send_data(UINT8 *buf, UINT16 buf_len);
void tftpc_disconnect(void);

//void tftpc_multiconnect_test(void);	//Just for test
#endif