Helper functions for SCP server. More...

#include "ssh/ssh.h"
#include "ssh/ssh_request.h"
#include "ssh/ssh_misc.h"
#include "scp/scp_server.h"
#include "scp/scp_server_file.h"
#include "scp/scp_server_directory.h"
#include "scp/scp_server_misc.h"
#include "path.h"
#include "debug.h"

Macros
#define	TRACE_LEVEL SCP_TRACE_LEVEL

Functions
void	scpServerTick (ScpServerContext *context)
	Handle periodic operations. More...

error_t	scpServerChannelRequestCallback (SshChannel channel, const SshString type, const uint8_t data, size_t length, void param)
	SSH channel request callback. More...

void	scpServerParseCommandLine (ScpServerSession session, const SshExecParams requestParams)
	SCP command line parsing. More...

ScpServerSession *	scpServerFindSession (ScpServerContext context, SshChannel channel)
	Find the SCP session that matches a given SSH channel. More...

ScpServerSession *	scpServerOpenSession (ScpServerContext context, SshChannel channel)
	Open a new SCP session. More...

void	scpServerCloseSession (ScpServerSession *session)
	Close an SCP session. More...

void	scpServerRegisterSessionEvents (ScpServerSession session, SshChannelEventDesc eventDesc)
	Register session events. More...

void	scpServerProcessSessionEvents (ScpServerSession *session)
	Session event handler. More...

error_t	scpServerSendDirective (ScpServerSession session, const ScpDirective directive)
	Send a SCP directive to the client. More...

error_t	scpServerReceiveDirective (ScpServerSession session, ScpDirective directive)
	Receive a SCP directive from the client. More...

void	scpServerProcessDirective (ScpServerSession session, const ScpDirective directive)
	Process SCP directive. More...

uint_t	scpServerGetFilePermissions (ScpServerSession session, const char_t path)
	Get permissions for the specified file or directory. More...

error_t	scpServerGetPath (ScpServerSession session, const SshString path, char_t *fullPath, size_t maxLen)
	Retrieve the full pathname. More...

const char_t *	scpServerStripRootDir (ScpServerSession session, const char_t path)
	Strip root dir from specified pathname. More...

Detailed Description

Helper functions for SCP server.

License

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

This file is part of CycloneSSH 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 scp_server_misc.c.

Macro Definition Documentation

◆ TRACE_LEVEL

#define TRACE_LEVEL SCP_TRACE_LEVEL

Definition at line 32 of file scp_server_misc.c.

Function Documentation

◆ scpServerChannelRequestCallback()

error_t scpServerChannelRequestCallback	(	SshChannel *	channel,
		const SshString *	type,
		const uint8_t *	data,
		size_t	length,
		void *	param
	)

SSH channel request callback.

Parameters

[in]	channel	Handle referencing an SSH channel
[in]	type	Request type
[in]	data	Request-specific data
[in]	length	Length of the request-specific data, in bytes
[in]	param	Pointer to the SCP server context

Returns: Error code

Definition at line 69 of file scp_server_misc.c.

◆ scpServerCloseSession()

void scpServerCloseSession ( ScpServerSession * session )

Close an SCP session.

Parameters

[in] session Handle referencing an SCP session

Definition at line 389 of file scp_server_misc.c.

◆ scpServerFindSession()

ScpServerSession* scpServerFindSession	(	ScpServerContext *	context,
		SshChannel *	channel
	)

Find the SCP session that matches a given SSH channel.

Parameters

[in]	context	Pointer to the SCP server context
[in]	channel	Handle referencing an SSH channel

Returns: Pointer to the matching SCP session

Definition at line 308 of file scp_server_misc.c.

◆ scpServerGetFilePermissions()

uint_t scpServerGetFilePermissions	(	ScpServerSession *	session,
		const char_t *	path
	)

Get permissions for the specified file or directory.

Parameters

[in]	session	Handle referencing an SCP session
[in]	path	Canonical path of the file

Returns: Access rights for the specified file

Definition at line 1125 of file scp_server_misc.c.

◆ scpServerGetPath()

error_t scpServerGetPath	(	ScpServerSession *	session,
		const SshString *	path,
		char_t *	fullPath,
		size_t	maxLen
	)

Retrieve the full pathname.

Parameters

[in]	session	Handle referencing an SCP session
[in]	path	Relative or absolute path
[out]	fullPath	Resulting full path
[in]	maxLen	Maximum acceptable path length

Returns: Error code

Definition at line 1178 of file scp_server_misc.c.

◆ scpServerOpenSession()

ScpServerSession* scpServerOpenSession	(	ScpServerContext *	context,
		SshChannel *	channel
	)

Open a new SCP session.

Parameters

[in]	context	Pointer to the SCP server context
[in]	channel	Handle referencing an SSH channel

Returns: Pointer to the newly created SCP session

Definition at line 343 of file scp_server_misc.c.

◆ scpServerParseCommandLine()

void scpServerParseCommandLine	(	ScpServerSession *	session,
		const SshExecParams *	requestParams
	)

SCP command line parsing.

Parameters

[in]	session	Handle referencing an SCP session
[in]	requestParams	Pointer to the "exec" request parameters

Definition at line 170 of file scp_server_misc.c.

◆ scpServerProcessDirective()

void scpServerProcessDirective	(	ScpServerSession *	session,
		const ScpDirective *	directive
	)

Process SCP directive.

Parameters

[in]	session	Handle referencing an SCP session
[in]	directive	SCP directive sent by the client

Definition at line 1008 of file scp_server_misc.c.

◆ scpServerProcessSessionEvents()

void scpServerProcessSessionEvents ( ScpServerSession * session )

Session event handler.

Parameters

[in] session Handle referencing an SCP session

Definition at line 501 of file scp_server_misc.c.

◆ scpServerReceiveDirective()

error_t scpServerReceiveDirective	(	ScpServerSession *	session,
		ScpDirective *	directive
	)

Receive a SCP directive from the client.

Parameters

[in]	session	Handle referencing an SCP session
[in]	directive	SCP directive parameters

Returns: Error code

Definition at line 896 of file scp_server_misc.c.

◆ scpServerRegisterSessionEvents()

void scpServerRegisterSessionEvents	(	ScpServerSession *	session,
		SshChannelEventDesc *	eventDesc
	)

Register session events.

Parameters

[in]	session	Handle referencing an SCP session
[in]	eventDesc	SSH channel events to be registered

Definition at line 429 of file scp_server_misc.c.

◆ scpServerSendDirective()

error_t scpServerSendDirective	(	ScpServerSession *	session,
		const ScpDirective *	directive
	)

Send a SCP directive to the client.

Parameters

[in]	session	Handle referencing an SCP session
[in]	directive	SCP directive parameters

Returns: Error code

Definition at line 837 of file scp_server_misc.c.

◆ scpServerStripRootDir()

const char_t* scpServerStripRootDir	(	ScpServerSession *	session,
		const char_t *	path
	)

Strip root dir from specified pathname.

Parameters

[in]	session	Handle referencing an SCP session
[in]	path	input pathname

Returns: Resulting pathname with root dir stripped

Definition at line 1246 of file scp_server_misc.c.

◆ scpServerTick()

void scpServerTick ( ScpServerContext * context )

Handle periodic operations.

Parameters

[in] context Pointer to the SCP server context

Definition at line 54 of file scp_server_misc.c.

Macros

Functions

Detailed Description

License

Macro Definition Documentation

◆ TRACE_LEVEL

Function Documentation

◆ scpServerChannelRequestCallback()

◆ scpServerCloseSession()

◆ scpServerFindSession()

◆ scpServerGetFilePermissions()

◆ scpServerGetPath()

◆ scpServerOpenSession()

◆ scpServerParseCommandLine()

◆ scpServerProcessDirective()

◆ scpServerProcessSessionEvents()

◆ scpServerReceiveDirective()

◆ scpServerRegisterSessionEvents()

◆ scpServerSendDirective()

◆ scpServerStripRootDir()

◆ scpServerTick()