iot::mqtt::client::packets::Publish Class Reference

#include <Publish.h>

Inheritance diagram for iot::mqtt::client::packets::Publish:

Collaboration diagram for iot::mqtt::client::packets::Publish:

Public Member Functions
	Publish (uint32_t remainingLength, uint8_t flags)
Public Member Functions inherited from iot::mqtt::packets::Publish
	Publish ()
	Publish (uint16_t packetIdentifier, const std::string &topic, const std::string &message, uint8_t qoS, bool dup, bool retain)
bool	getDup () const
uint8_t	getQoS () const
uint16_t	getPacketIdentifier () const
std::string	getTopic () const
std::string	getMessage () const
bool	getRetain () const
Public Member Functions inherited from iot::mqtt::ControlPacket
	ControlPacket (uint8_t type, const std::string &name)
	ControlPacket (const ControlPacket &)=default
	ControlPacket (ControlPacket &&)=default
virtual	~ControlPacket ()
ControlPacket &	operator= (const ControlPacket &)=default
ControlPacket &	operator= (ControlPacket &&)=default
std::vector< char >	serialize () const
const std::string &	getName () const
Public Member Functions inherited from iot::mqtt::client::ControlPacketDeserializer
	~ControlPacketDeserializer () override
	ControlPacketDeserializer ()=default
	ControlPacketDeserializer (uint32_t remainingLength, uint8_t flags, uint8_t mustFlags)
Public Member Functions inherited from iot::mqtt::ControlPacketDeserializer
	ControlPacketDeserializer ()=default
	ControlPacketDeserializer (uint32_t remainingLength, uint8_t flags, uint8_t mustFlags)
ControlPacketDeserializer &	operator= (const ControlPacketDeserializer &)=default
std::size_t	deserialize (iot::mqtt::MqttContext *mqttContext)
uint32_t	getRemainingLength () const
bool	isComplete () const
bool	isError () const
std::size_t	getConsumed () const

Private Member Functions
std::size_t	deserializeVP (iot::mqtt::MqttContext *mqttContext) override
void	deliverPacket (iot::mqtt::client::Mqtt *mqtt) override

Private Attributes
int	state = 0

Additional Inherited Members
Protected Member Functions inherited from iot::mqtt::ControlPacket
uint8_t	getType () const
uint8_t	getFlags () const
Protected Attributes inherited from iot::mqtt::packets::Publish
iot::mqtt::types::UInt16	packetIdentifier
iot::mqtt::types::String	topic
iot::mqtt::types::StringRaw	message
bool	dup = false
uint8_t	qoS = 0
bool	retain = false
Protected Attributes inherited from iot::mqtt::ControlPacket
uint8_t	flags = 0
Protected Attributes inherited from iot::mqtt::ControlPacketDeserializer
bool	complete = false
bool	error = false
uint32_t	remainingLength = 0
std::size_t	consumed = 0

Detailed Description

Definition at line 57 of file Publish.h.

Constructor & Destructor Documentation

Publish()

iot::mqtt::client::packets::Publish::Publish	(	uint32_t	remainingLength,
		uint8_t	flags )

Definition at line 52 of file Publish.cpp.

        : iot::mqtt::client::ControlPacketDeserializer(remainingLength, flags, flags) {
        this->flags = flags;
        this->qoS = flags >> 1 & 0x03;
        this->dup = (flags & 0x08) != 0;
        this->retain = (flags & 0x01) != 0;
 
        error = this->qoS > 2;
    }

References iot::mqtt::packets::Publish::dup, iot::mqtt::ControlPacketDeserializer::error, iot::mqtt::ControlPacket::flags, iot::mqtt::packets::Publish::qoS, and iot::mqtt::packets::Publish::retain.

Referenced by iot::mqtt::client::Mqtt::createControlPacketDeserializer().

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Member Function Documentation

deliverPacket()

void iot::mqtt::client::packets::Publish::deliverPacket ( iot::mqtt::client::Mqtt * mqtt )

overrideprivatevirtual

Implements iot::mqtt::client::ControlPacketDeserializer.

Definition at line 99 of file Publish.cpp.

                                                       {
        mqtt->printVP(*this);
        mqtt->_onPublish(*this);
    }

References iot::mqtt::client::Mqtt::_onPublish(), and iot::mqtt::Mqtt::printVP().

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deserializeVP()

std::size_t iot::mqtt::client::packets::Publish::deserializeVP ( iot::mqtt::MqttContext * mqttContext )

overrideprivatevirtual

Implements iot::mqtt::ControlPacketDeserializer.

Definition at line 62 of file Publish.cpp.

                                                                    {
        std::size_t consumed = 0;
 
        switch (state) {
            case 0: // V-Header
                consumed += topic.deserialize(mqttContext);
                if (!topic.isComplete()) {
                    break;
                }
 
                state++;
                [[fallthrough]];
            case 1:
                if (qoS > 0) {
                    consumed += packetIdentifier.deserialize(mqttContext);
                    if (!packetIdentifier.isComplete()) {
                        break;
                    }
                }
 
                message.setSize(static_cast<uint16_t>(getRemainingLength() - getConsumed() - consumed));
 
                state++;
                [[fallthrough]];
            case 2: // Payload
                consumed += message.deserialize(mqttContext);
                if (!message.isComplete()) {
                    break;
                }
 
                complete = true;
                break;
        }
 
        return consumed;
    }

References iot::mqtt::ControlPacketDeserializer::complete, iot::mqtt::types::String::deserialize(), iot::mqtt::types::TypeBase< ValueTypeT >::deserialize(), iot::mqtt::ControlPacketDeserializer::getConsumed(), iot::mqtt::ControlPacketDeserializer::getRemainingLength(), iot::mqtt::types::TypeBase< ValueTypeT >::isComplete(), iot::mqtt::packets::Publish::message, iot::mqtt::packets::Publish::packetIdentifier, iot::mqtt::packets::Publish::qoS, iot::mqtt::types::TypeBase< ValueTypeT >::setSize(), state, and iot::mqtt::packets::Publish::topic.

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Member Data Documentation

state

int iot::mqtt::client::packets::Publish::state = 0

private

Definition at line 67 of file Publish.h.

Referenced by deserializeVP().

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The documentation for this class was generated from the following files:

• iot/mqtt/client/packets/Publish.h
• iot/mqtt/client/packets/Publish.cpp