Transport protocol abstraction layer. More...

#include <stdlib.h>
#include "coap/coap_server.h"
#include "coap/coap_server_transport.h"
#include "coap/coap_server_misc.h"
#include "debug.h"

Macros
#define	TRACE_LEVEL COAP_TRACE_LEVEL

Functions
error_t	coapServerSendCallback (void handle, const void data, size_t length, size_t *written, uint_t flags)
	DTLS send callback. More...

error_t	coapServerReceiveCallback (void handle, void data, size_t size, size_t *received, uint_t flags)
	DTLS receive callback. More...

error_t	coapServerCookieGenerateCallback (TlsContext context, const DtlsClientParameters clientParams, uint8_t cookie, size_t length, void *param)
	DTLS cookie generation callback function. More...

error_t	coapServerCookieVerifyCallback (TlsContext context, const DtlsClientParameters clientParams, const uint8_t cookie, size_t length, void param)
	DTLS cookie verification callback function. More...

error_t	coapServerAcceptSession (CoapServerContext context, CoapDtlsSession session, const IpAddr *remoteIpAddr, uint16_t remotePort)
	Accept a new connection from a client. More...

error_t	coapServerDemultiplexSession (CoapServerContext *context)
	DTLS session demultiplexing. More...

void	coapServerDeleteSession (CoapDtlsSession *session)
	Delete DTLS session. More...

Detailed Description

Transport protocol abstraction layer.

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: 2.4.0

Definition in file coap_server_transport.c.

Macro Definition Documentation

◆ TRACE_LEVEL

#define TRACE_LEVEL COAP_TRACE_LEVEL

Definition at line 32 of file coap_server_transport.c.

Function Documentation

◆ coapServerAcceptSession()

error_t coapServerAcceptSession	(	CoapServerContext *	context,
		CoapDtlsSession *	session,
		const IpAddr *	remoteIpAddr,
		uint16_t	remotePort
	)

Accept a new connection from a client.

Parameters

[in]	context	Pointer to the CoAP server context
[in]	session	Pointer to the DTLS session
[in]	remoteIpAddr	Client IP address
[in]	remotePort	Client port number

Returns: Error code

Definition at line 69 of file coap_server_transport.c.

◆ coapServerCookieGenerateCallback()

error_t coapServerCookieGenerateCallback	(	TlsContext *	context,
		const DtlsClientParameters *	clientParams,
		uint8_t *	cookie,
		size_t *	length,
		void *	param
	)

DTLS cookie generation callback function.

Parameters

[in]	context	Pointer to the DTLS context
[in]	clientParams	Client's parameters
[out]	cookie	Pointer to the first byte of the cookie
[in,out]	length	Length of the cookie, in bytes
[in]	param	Pointer to the DTLS session

Returns: Error code

Definition at line 422 of file coap_server_transport.c.

◆ coapServerCookieVerifyCallback()

error_t coapServerCookieVerifyCallback	(	TlsContext *	context,
		const DtlsClientParameters *	clientParams,
		const uint8_t *	cookie,
		size_t	length,
		void *	param
	)

DTLS cookie verification callback function.

Parameters

[in]	context	Pointer to the DTLS context
[in]	clientParams	Client's parameters
[in]	cookie	Pointer to the first byte of the cookie
[in]	length	Length of the cookie, in bytes
[in]	param	Pointer to the DTLS session

Returns: Error code

Definition at line 491 of file coap_server_transport.c.

◆ coapServerDeleteSession()

void coapServerDeleteSession ( CoapDtlsSession * session )

Delete DTLS session.

Parameters

[in] session Pointer to the DTLS session

Definition at line 311 of file coap_server_transport.c.

◆ coapServerDemultiplexSession()

error_t coapServerDemultiplexSession ( CoapServerContext * context )

DTLS session demultiplexing.

Parameters

[in] context Pointer to the CoAP server context

Returns: Error code

Definition at line 190 of file coap_server_transport.c.

◆ coapServerReceiveCallback()

error_t coapServerReceiveCallback	(	void *	handle,
		void *	data,
		size_t	size,
		size_t *	received,
		uint_t	flags
	)

DTLS receive callback.

Parameters

[in]	handle	Handle referencing a client connection
[out]	data	Buffer where to store the incoming data
[in]	size	Maximum number of bytes that can be received
[out]	received	Number of bytes that have been received
[in]	flags	Unused parameter

Returns: Error code

Definition at line 367 of file coap_server_transport.c.

◆ coapServerSendCallback()

error_t coapServerSendCallback	(	void *	handle,
		const void *	data,
		size_t	length,
		size_t *	written,
		uint_t	flags
	)

DTLS send callback.

Parameters

[in]	handle	Handle referencing a client connection
[in]	data	Pointer to a buffer containing the data to be transmitted
[in]	length	Number of data bytes to send
[out]	written	Number of bytes that have been transmitted
[in]	flags	Unused parameter

Returns: Error code

Definition at line 336 of file coap_server_transport.c.

Macros

Functions

Detailed Description

License

Macro Definition Documentation

◆ TRACE_LEVEL

Function Documentation

◆ coapServerAcceptSession()

◆ coapServerCookieGenerateCallback()

◆ coapServerCookieVerifyCallback()

◆ coapServerDeleteSession()

◆ coapServerDemultiplexSession()

◆ coapServerReceiveCallback()

◆ coapServerSendCallback()