mqtt_sn_client_transport.h File Reference

Transport protocol abstraction layer. More...

#include "core/net.h"
#include "mqtt_sn/mqtt_sn_client.h"

Go to the source code of this file.

Functions
error_t	mqttSnClientOpenConnection (MqttSnClientContext *context, bool_t secure)
	Open network connection. More...
error_t	mqttSnClientEstablishConnection (MqttSnClientContext *context)
	Establish network connection. More...
error_t	mqttSnClientShutdownConnection (MqttSnClientContext *context)
	Shutdown network connection. More...
void	mqttSnClientCloseConnection (MqttSnClientContext *context)
	Close network connection. More...
error_t	mqttSnClientBroadcastDatagram (MqttSnClientContext *context, const IpAddr *destIpAddr, uint16_t destPort, const void *data, size_t length)
	Broadcast a datagram. More...
error_t	mqttSnClientSendDatagram (MqttSnClientContext *context, const void *data, size_t length)
	Send a datagram. More...
error_t	mqttSnClientReceiveDatagram (MqttSnClientContext *context, IpAddr *srcIpAddr, uint16_t *srcPort, void *data, size_t size, size_t *received, systime_t timeout)
	Receive a datagram. More...

Detailed Description

Transport protocol abstraction layer.

License

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

Copyright (C) 2010-2024 Oryx Embedded SARL. All rights reserved.

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 mqtt_sn_client_transport.h.

Function Documentation

mqttSnClientBroadcastDatagram()

error_t mqttSnClientBroadcastDatagram	(	MqttSnClientContext *	context,
		const IpAddr *	destIpAddr,
		uint16_t	destPort,
		const void *	data,
		size_t	length
	)

Broadcast a datagram.

Parameters

[in]	context	Pointer to the MQTT-SN client context
[in]	destIpAddr	Destination IP address
[in]	destPort	Destination port number
[in]	data	Pointer to a buffer containing the datagram to be transmitted
[in]	length	Length of the datagram, in bytes

Returns

Error code

Definition at line 240 of file mqtt_sn_client_transport.c.

mqttSnClientCloseConnection()

void mqttSnClientCloseConnection

(

MqttSnClientContext *

context

)

Close network connection.

Parameters

[in]

context

Pointer to the MQTT-SN client context

Definition at line 204 of file mqtt_sn_client_transport.c.

mqttSnClientEstablishConnection()

error_t mqttSnClientEstablishConnection

(

MqttSnClientContext *

context

)

Establish network connection.

Parameters

[in]

context

Pointer to the MQTT-SN client context

Returns

Error code

Definition at line 138 of file mqtt_sn_client_transport.c.

mqttSnClientOpenConnection()

error_t mqttSnClientOpenConnection	(	MqttSnClientContext *	context,
		bool_t	secure
	)

Open network connection.

Parameters

[in]	context	Pointer to the MQTT-SN client context
[in]	secure	Secure/non-secure connection

Returns

Error code

Definition at line 51 of file mqtt_sn_client_transport.c.

mqttSnClientReceiveDatagram()

error_t mqttSnClientReceiveDatagram	(	MqttSnClientContext *	context,
		IpAddr *	srcIpAddr,
		uint16_t *	srcPort,
		void *	data,
		size_t	size,
		size_t *	received,
		systime_t	timeout
	)

Receive a datagram.

Parameters

[in]	context	Pointer to the MQTT-SN client context
[out]	srcIpAddr	Source IP address
[out]	srcPort	Source port number
[out]	data	Buffer into which the received datagram will be placed
[in]	size	Maximum number of bytes that can be received
[out]	received	Number of bytes that have been received
[in]	timeout	Maximum time to wait before returning

Returns

Error code

Definition at line 296 of file mqtt_sn_client_transport.c.

mqttSnClientSendDatagram()

error_t mqttSnClientSendDatagram	(	MqttSnClientContext *	context,
		const void *	data,
		size_t	length
	)

Send a datagram.

Parameters

[in]	context	Pointer to the MQTT-SN client context
[in]	data	Pointer to a buffer containing the datagram to be transmitted
[in]	length	Length of the datagram, in bytes

Returns

Error code

Definition at line 258 of file mqtt_sn_client_transport.c.

mqttSnClientShutdownConnection()

error_t mqttSnClientShutdownConnection

(

MqttSnClientContext *

context

)

Shutdown network connection.

Parameters

[in]

context

Pointer to the MQTT-SN client context

Returns

Error code

Definition at line 178 of file mqtt_sn_client_transport.c.