TFTP client. More...

#include "core/net.h"
#include "tftp/tftp_common.h"

Data Structures
struct	TftpClientContext
	TFTP client context. More...

Macros
#define	TFTP_CLIENT_SUPPORT ENABLED

#define	TFTP_CLIENT_TICK_INTERVAL 500

#define	TFTP_CLIENT_MAX_RETRIES 5

#define	TFTP_CLIENT_TIMEOUT 5000

#define	TFTP_CLIENT_FINAL_DELAY 10000

#define	TFTP_CLIENT_BLOCK_SIZE 512

#define	TFTP_CLIENT_PRIVATE_CONTEXT

#define	TFTP_CLIENT_MAX_PACKET_SIZE (sizeof(TftpDataPacket) + TFTP_CLIENT_BLOCK_SIZE)

Enumerations
enum	TftpFileMode { TFTP_FILE_MODE_READ = 0, TFTP_FILE_MODE_WRITE = 1, TFTP_FILE_MODE_OCTET = 0, TFTP_FILE_MODE_NETASCII = 2 }
	File access modes. More...

enum	TftpClientState { TFTP_CLIENT_STATE_CLOSED = 0, TFTP_CLIENT_STATE_RRQ = 1, TFTP_CLIENT_STATE_WRQ = 2, TFTP_CLIENT_STATE_DATA = 3, TFTP_CLIENT_STATE_ACK = 4, TFTP_CLIENT_STATE_LAST_DATA = 5, TFTP_CLIENT_STATE_COMPLETE = 6, TFTP_CLIENT_STATE_ERROR = 7 }
	TFTP client state. More...

Functions
error_t	tftpClientInit (TftpClientContext *context)
	TFTP client initialization. More...

error_t	tftpClientBindToInterface (TftpClientContext context, NetInterface interface)
	Bind the TFTP client to a particular network interface. More...

error_t	tftpClientConnect (TftpClientContext context, const IpAddr serverIpAddr, uint16_t serverPort)
	Specify the address of the TFTP server. More...

error_t	tftpClientOpenFile (TftpClientContext context, const char_t filename, uint_t mode)
	Open a file for reading or writing. More...

error_t	tftpClientWriteFile (TftpClientContext context, const void data, size_t length, size_t *written, uint_t flags)
	Write data to the file. More...

error_t	tftpClientFlushFile (TftpClientContext *context)
	Flush pending write operations. More...

error_t	tftpClientReadFile (TftpClientContext context, void data, size_t size, size_t *received, uint_t flags)
	Read data from the file. More...

error_t	tftpClientCloseFile (TftpClientContext *context)
	Close the file. More...

void	tftpClientDeinit (TftpClientContext *context)
	Release TFTP client context. More...

Detailed Description

TFTP client.

License

SPDX-License-Identifier: GPL-2.0-or-later

This file is part of CycloneTCP Open.

This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version.

This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.

You should have received a copy of the GNU General Public License along with this program; if not, write to the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.

Author: Oryx Embedded SARL (www.oryx-embedded.com)

Version: 2.4.4

Definition in file tftp_client.h.

Macro Definition Documentation

◆ TFTP_CLIENT_BLOCK_SIZE

#define TFTP_CLIENT_BLOCK_SIZE 512

Definition at line 75 of file tftp_client.h.

◆ TFTP_CLIENT_FINAL_DELAY

#define TFTP_CLIENT_FINAL_DELAY 10000

Definition at line 68 of file tftp_client.h.

◆ TFTP_CLIENT_MAX_PACKET_SIZE

#define TFTP_CLIENT_MAX_PACKET_SIZE (sizeof(TftpDataPacket) + TFTP_CLIENT_BLOCK_SIZE)

Definition at line 86 of file tftp_client.h.

◆ TFTP_CLIENT_MAX_RETRIES

#define TFTP_CLIENT_MAX_RETRIES 5

Definition at line 54 of file tftp_client.h.

◆ TFTP_CLIENT_PRIVATE_CONTEXT

#define TFTP_CLIENT_PRIVATE_CONTEXT

Definition at line 82 of file tftp_client.h.

◆ TFTP_CLIENT_SUPPORT

#define TFTP_CLIENT_SUPPORT ENABLED

Definition at line 40 of file tftp_client.h.

◆ TFTP_CLIENT_TICK_INTERVAL

#define TFTP_CLIENT_TICK_INTERVAL 500

Definition at line 47 of file tftp_client.h.

◆ TFTP_CLIENT_TIMEOUT

#define TFTP_CLIENT_TIMEOUT 5000

Definition at line 61 of file tftp_client.h.

Enumeration Type Documentation

◆ TftpClientState

enum TftpClientState

TFTP client state.

Enumerator
TFTP_CLIENT_STATE_CLOSED
TFTP_CLIENT_STATE_RRQ
TFTP_CLIENT_STATE_WRQ
TFTP_CLIENT_STATE_DATA
TFTP_CLIENT_STATE_ACK
TFTP_CLIENT_STATE_LAST_DATA
TFTP_CLIENT_STATE_COMPLETE
TFTP_CLIENT_STATE_ERROR

Definition at line 111 of file tftp_client.h.

◆ TftpFileMode

enum TftpFileMode

File access modes.

Enumerator
TFTP_FILE_MODE_READ
TFTP_FILE_MODE_WRITE
TFTP_FILE_MODE_OCTET
TFTP_FILE_MODE_NETASCII

Definition at line 98 of file tftp_client.h.

Function Documentation

◆ tftpClientBindToInterface()

error_t tftpClientBindToInterface	(	TftpClientContext *	context,
		NetInterface *	interface
	)

Bind the TFTP client to a particular network interface.

Parameters

[in]	context	Pointer to the TFTP client context
[in]	interface	Network interface to be used

Returns: Error code

Definition at line 83 of file tftp_client.c.

◆ tftpClientCloseFile()

error_t tftpClientCloseFile ( TftpClientContext * context )

Close the file.

Parameters

[in] context Pointer to the TFTP client context

Returns: Error code

Definition at line 524 of file tftp_client.c.

◆ tftpClientConnect()

error_t tftpClientConnect	(	TftpClientContext *	context,
		const IpAddr *	serverIpAddr,
		uint16_t	serverPort
	)

Specify the address of the TFTP server.

Parameters

[in]	context	Pointer to the TFTP client context
[in]	serverIpAddr	IP address of the TFTP server to connect to
[in]	serverPort	UDP port number

Returns: Error code

Definition at line 106 of file tftp_client.c.

◆ tftpClientDeinit()

void tftpClientDeinit ( TftpClientContext * context )

Release TFTP client context.

Parameters

[in] context Pointer to the TFTP client context

Definition at line 546 of file tftp_client.c.

◆ tftpClientFlushFile()

error_t tftpClientFlushFile ( TftpClientContext * context )

Flush pending write operations.

Parameters

[in] context Pointer to the TFTP client context

Returns: Error code

Definition at line 357 of file tftp_client.c.

◆ tftpClientInit()

error_t tftpClientInit ( TftpClientContext * context )

TFTP client initialization.

Parameters

[in] context Pointer to the TFTP client context

Returns: Error code

Definition at line 59 of file tftp_client.c.

◆ tftpClientOpenFile()

error_t tftpClientOpenFile	(	TftpClientContext *	context,
		const char_t *	filename,
		uint_t	mode
	)

Open a file for reading or writing.

Parameters

[in]	context	Pointer to the TFTP client context
[in]	filename	NULL-terminated string specifying the filename
[in]	mode	File access mode

Returns: Error code

Definition at line 135 of file tftp_client.c.

◆ tftpClientReadFile()

error_t tftpClientReadFile	(	TftpClientContext *	context,
		void *	data,
		size_t	size,
		size_t *	received,
		uint_t	flags
	)

Read data from the file.

Parameters

[in]	context	Pointer to the TFTP client context
[in]	data	Pointer to the buffer where to copy the data
[in]	size	Size of the buffer, in bytes
[out]	received	Number of data bytes that have been read
[in]	flags	Reserved parameter

Returns: Error code

Definition at line 422 of file tftp_client.c.

◆ tftpClientWriteFile()

error_t tftpClientWriteFile	(	TftpClientContext *	context,
		const void *	data,
		size_t	length,
		size_t *	written,
		uint_t	flags
	)

Write data to the file.

Parameters

[in]	context	Pointer to the TFTP client context
[in]	data	Pointer to a buffer containing the data to be written
[in]	length	Number of data bytes to write
[in]	written	Number of bytes that have been written
[in]	flags	Reserved parameter

Returns: Error code

Definition at line 270 of file tftp_client.c.

Data Structures

Macros

Enumerations

Functions

Detailed Description

License

Macro Definition Documentation

◆ TFTP_CLIENT_BLOCK_SIZE

◆ TFTP_CLIENT_FINAL_DELAY

◆ TFTP_CLIENT_MAX_PACKET_SIZE

◆ TFTP_CLIENT_MAX_RETRIES

◆ TFTP_CLIENT_PRIVATE_CONTEXT

◆ TFTP_CLIENT_SUPPORT

◆ TFTP_CLIENT_TICK_INTERVAL

◆ TFTP_CLIENT_TIMEOUT

Enumeration Type Documentation

◆ TftpClientState

◆ TftpFileMode

Function Documentation

◆ tftpClientBindToInterface()

◆ tftpClientCloseFile()

◆ tftpClientConnect()

◆ tftpClientDeinit()

◆ tftpClientFlushFile()

◆ tftpClientInit()

◆ tftpClientOpenFile()

◆ tftpClientReadFile()

◆ tftpClientWriteFile()