Classes
struct	CC_Mqtt5AuthConfig
	Authentication Configuration. More...

struct	CC_Mqtt5AuthInfo
	Authentication handshake information. More...

struct	CC_Mqtt5DisconnectInfo
	Broker disconnection information. More...

struct	CC_Mqtt5MessageInfo
	Received message information. More...

struct	CC_Mqtt5UserProp
	Wraping structre of the single "User Property". More...

Macros
#define	CC_MQTT5_CLIENT_MAJOR_VERSION 1U
	Major verion of the library.

#define	CC_MQTT5_CLIENT_MAKE_VERSION(major_, minor_, patch_)
	Macro to create numeric version as single unsigned number.

#define	CC_MQTT5_CLIENT_MINOR_VERSION 0U
	Minor verion of the library.

#define	CC_MQTT5_CLIENT_PATCH_VERSION 6U
	Patch level of the library.

#define	CC_MQTT5_CLIENT_VERSION CC_MQTT5_CLIENT_MAKE_VERSION(CC_MQTT5_CLIENT_MAJOR_VERSION, CC_MQTT5_CLIENT_MINOR_VERSION, CC_MQTT5_CLIENT_PATCH_VERSION)
	Version of the library as single numeric value.

#define	CC_MQTT5_MAX_TOPIC_ALIASES_LIMIT 0xffff
	MQTT5 protocol limit to topic alias.

#define	CC_MQTT5_SESSION_NEVER_EXPIRES 0xffffffff
	Special value for "Session Expiry Interval" property to specify that session never expires.

Enumerations
enum	CC_Mqtt5AsyncOpStatus { CC_Mqtt5AsyncOpStatus_Complete = 0 , CC_Mqtt5AsyncOpStatus_InternalError = 1 , CC_Mqtt5AsyncOpStatus_Timeout = 2 , CC_Mqtt5AsyncOpStatus_ProtocolError = 3 , CC_Mqtt5AsyncOpStatus_Aborted = 4 , CC_Mqtt5AsyncOpStatus_BrokerDisconnected = 5 , CC_Mqtt5AsyncOpStatus_OutOfMemory = 6 , CC_Mqtt5AsyncOpStatus_BadParam = 7 , CC_Mqtt5AsyncOpStatus_ValuesLimit }
	Status of the asynchronous operation. More...

enum	CC_Mqtt5AuthErrorCode { CC_Mqtt5AuthErrorCode_Continue = 0 , CC_Mqtt5AuthErrorCode_Disconnect = 1 , CC_Mqtt5AuthErrorCode_ValuesLimit = 2 }
	Error code returned by the CC_Mqtt5AuthCb callback. More...

enum	CC_Mqtt5BrokerDisconnectReason { CC_Mqtt5BrokerDisconnectReason_DisconnectMsg = 0 , CC_Mqtt5BrokerDisconnectReason_InternalError = 1 , CC_Mqtt5BrokerDisconnectReason_NoBrokerResponse = 2 , CC_Mqtt5BrokerDisconnectReason_ProtocolError = 3 , CC_Mqtt5BrokerDisconnectReason_ValuesLimit }
	Reason for reporting unsolicited broker disconnection. More...

enum	CC_Mqtt5ErrorCode { CC_Mqtt5ErrorCode_Success = 0 , CC_Mqtt5ErrorCode_InternalError = 1 , CC_Mqtt5ErrorCode_NotIntitialized = 2 , CC_Mqtt5ErrorCode_Busy = 3 , CC_Mqtt5ErrorCode_NotConnected = 4 , CC_Mqtt5ErrorCode_AlreadyConnected = 5 , CC_Mqtt5ErrorCode_BadParam = 6 , CC_Mqtt5ErrorCode_InsufficientConfig = 7 , CC_Mqtt5ErrorCode_OutOfMemory = 8 , CC_Mqtt5ErrorCode_BufferOverflow = 9 , CC_Mqtt5ErrorCode_NotSupported = 10 , CC_Mqtt5ErrorCode_RetryLater = 11 , CC_Mqtt5ErrorCode_Disconnecting = 12 , CC_Mqtt5ErrorCode_NetworkDisconnected = 13 , CC_Mqtt5ErrorCode_NotAuthenticated = 14 , CC_Mqtt5ErrorCode_PreparationLocked = 15 , CC_Mqtt5ErrorCode_ValuesLimit }
	Error code returned by various API functions. More...

enum	CC_Mqtt5PayloadFormat { CC_Mqtt5PayloadFormat_Unspecified = 0 , CC_Mqtt5PayloadFormat_Utf8 = 1 , CC_Mqtt5PayloadFormat_ValuesLimit }
	Payload Format Indicator values as defined by the MQTT v5 protocol. More...

enum	CC_Mqtt5QoS { CC_Mqtt5QoS_AtMostOnceDelivery = 0 , CC_Mqtt5QoS_AtLeastOnceDelivery = 1 , CC_Mqtt5QoS_ExactlyOnceDelivery = 2 , CC_Mqtt5QoS_ValuesLimit }
	Quality of Service. More...

enum	CC_Mqtt5ReasonCode { CC_Mqtt5ReasonCode_Success = 0 , CC_Mqtt5ReasonCode_NormalDisconnection = 0 , CC_Mqtt5ReasonCode_GrantedQos0 = 0 , CC_Mqtt5ReasonCode_GrantedQos1 = 1 , CC_Mqtt5ReasonCode_GrantedQos2 = 2 , CC_Mqtt5ReasonCode_DisconnectWithWill = 4 , CC_Mqtt5ReasonCode_NoMatchingSubscribers = 16 , CC_Mqtt5ReasonCode_NoSubscriptionExisted = 17 , CC_Mqtt5ReasonCode_ContinueAuth = 24 , CC_Mqtt5ReasonCode_ReAuth = 25 , CC_Mqtt5ReasonCode_UnspecifiedError = 128 , CC_Mqtt5ReasonCode_MalformedPacket = 129 , CC_Mqtt5ReasonCode_ProtocolError = 130 , CC_Mqtt5ReasonCode_ImplSpecificError = 131 , CC_Mqtt5ReasonCode_UnsupportedVersion = 132 , CC_Mqtt5ReasonCode_ClientIdInvalid = 133 , CC_Mqtt5ReasonCode_BadUserPassword = 134 , CC_Mqtt5ReasonCode_NotAuthorized = 135 , CC_Mqtt5ReasonCode_ServerUnavailable = 136 , CC_Mqtt5ReasonCode_ServerBusy = 137 , CC_Mqtt5ReasonCode_Banned = 138 , CC_Mqtt5ReasonCode_ServerShuttingDown = 139 , CC_Mqtt5ReasonCode_BadAuthMethod = 140 , CC_Mqtt5ReasonCode_KeepAliveTimeout = 141 , CC_Mqtt5ReasonCode_SessionTakenOver = 142 , CC_Mqtt5ReasonCode_TopicFilterInvalid = 143 , CC_Mqtt5ReasonCode_TopicNameInvalid = 144 , CC_Mqtt5ReasonCode_PacketIdInUse = 145 , CC_Mqtt5ReasonCode_PacketIdNotFound = 146 , CC_Mqtt5ReasonCode_ReceiveMaxExceeded = 147 , CC_Mqtt5ReasonCode_TopicAliasInvalid = 148 , CC_Mqtt5ReasonCode_PacketTooLarge = 149 , CC_Mqtt5ReasonCode_MsgRateTooHigh = 150 , CC_Mqtt5ReasonCode_QuotaExceeded = 151 , CC_Mqtt5ReasonCode_AdministrativeAction = 152 , CC_Mqtt5ReasonCode_PayloadFormatInvalid = 153 , CC_Mqtt5ReasonCode_RetainNotSupported = 154 , CC_Mqtt5ReasonCode_QosNotSupported = 155 , CC_Mqtt5ReasonCode_UseAnotherServer = 156 , CC_Mqtt5ReasonCode_ServerMoved = 157 , CC_Mqtt5ReasonCode_SharedSubNotSuppored = 158 , CC_Mqtt5ReasonCode_ConnectionRateExceeded = 159 , CC_Mqtt5ReasonCode_MaxConnectTime = 160 , CC_Mqtt5ReasonCode_SubIdsNotSupported = 161 , CC_Mqtt5ReasonCode_WildcardSubsNotSupported = 162 }
	"Reason Code" as defined in MQTT v5 specification More...

Functions
void	cc_mqtt5_client_init_user_prop (CC_Mqtt5UserProp *prop)
	Intialize the CC_Mqtt5UserProp structure.

Detailed Description

Macro Definition Documentation

◆ CC_MQTT5_MAX_TOPIC_ALIASES_LIMIT

#define CC_MQTT5_MAX_TOPIC_ALIASES_LIMIT 0xffff

MQTT5 protocol limit to topic alias.

The application is expected not to allocate more than 65535 topic aliases.

◆ CC_MQTT5_SESSION_NEVER_EXPIRES

#define CC_MQTT5_SESSION_NEVER_EXPIRES 0xffffffff

Special value for "Session Expiry Interval" property to specify that session never expires.

See also: CC_Mqtt5ConnectExtraConfig::m_sessionExpiryInterval; CC_Mqtt5ConnectResponse::m_sessionExpiryInterval

Enumeration Type Documentation

◆ CC_Mqtt5AsyncOpStatus

enum CC_Mqtt5AsyncOpStatus

Status of the asynchronous operation.

Enumerator
CC_Mqtt5AsyncOpStatus_Complete	The requested operation has been completed, refer to reported extra details for information.
CC_Mqtt5AsyncOpStatus_InternalError	Internal library error, please submit bug report
CC_Mqtt5AsyncOpStatus_Timeout	The required response from broker hasn't been received in time.
CC_Mqtt5AsyncOpStatus_ProtocolError	The broker's response doesn't comply with MQTT5 specification.
CC_Mqtt5AsyncOpStatus_Aborted	The operation has been aborted before completion due to client's side operation.
CC_Mqtt5AsyncOpStatus_BrokerDisconnected	The operation has been aborted before completion due to broker's disconnection.
CC_Mqtt5AsyncOpStatus_OutOfMemory	The client library wasn't able to allocate necessary memory.
CC_Mqtt5AsyncOpStatus_BadParam	Bad value has been returned from the relevant callback.
CC_Mqtt5AsyncOpStatus_ValuesLimit	Limit for the values.

◆ CC_Mqtt5AuthErrorCode

enum CC_Mqtt5AuthErrorCode

Error code returned by the CC_Mqtt5AuthCb callback.

Enumerator
CC_Mqtt5AuthErrorCode_Continue	Continue the authentication process.
CC_Mqtt5AuthErrorCode_Disconnect	Stop the authentication, send DISCONNECT to broker.
CC_Mqtt5AuthErrorCode_ValuesLimit	Limit for the values.

◆ CC_Mqtt5BrokerDisconnectReason

enum CC_Mqtt5BrokerDisconnectReason

Reason for reporting unsolicited broker disconnection.

Enumerator
CC_Mqtt5BrokerDisconnectReason_DisconnectMsg	The broker sent DISCONNECT message.
CC_Mqtt5BrokerDisconnectReason_InternalError	The library encountered internal error and there is a need to close network connection.
CC_Mqtt5BrokerDisconnectReason_NoBrokerResponse	No messages from the broker and no response to PINGREQ.
CC_Mqtt5BrokerDisconnectReason_ProtocolError	Protocol error was detected.
CC_Mqtt5BrokerDisconnectReason_ValuesLimit	Limit for the values.

◆ CC_Mqtt5ErrorCode

enum CC_Mqtt5ErrorCode

Error code returned by various API functions.

Enumerator
CC_Mqtt5ErrorCode_Success	The requested function executed successfully.
CC_Mqtt5ErrorCode_InternalError	Internal library error, please submit bug report
CC_Mqtt5ErrorCode_NotIntitialized	The allocated client hasn't been initialized.
CC_Mqtt5ErrorCode_Busy	The client library is in the middle of previous operation(s), cannot start a new one.
CC_Mqtt5ErrorCode_NotConnected	The client library is not connected to the broker. Returned by operations that require connection to the broker.
CC_Mqtt5ErrorCode_AlreadyConnected	The client library is already connected to the broker, cannot perform connection operation.
CC_Mqtt5ErrorCode_BadParam	Bad parameter is passed to the function.
CC_Mqtt5ErrorCode_InsufficientConfig	The required configuration hasn't been performed.
CC_Mqtt5ErrorCode_OutOfMemory	Memory allocation failed.
CC_Mqtt5ErrorCode_BufferOverflow	Output buffer is too short.
CC_Mqtt5ErrorCode_NotSupported	Feature is not supported.
CC_Mqtt5ErrorCode_RetryLater	Retry in next event loop iteration.
CC_Mqtt5ErrorCode_Disconnecting	The client is in "disconnecting" state, (re)connect is required in the next iteration loop.
CC_Mqtt5ErrorCode_NetworkDisconnected	When network is disconnected issueing new ops is not accepted.
CC_Mqtt5ErrorCode_NotAuthenticated	The client not authenticated.
CC_Mqtt5ErrorCode_PreparationLocked	Another operation is being prepared, cannot create a new one without performing "send" or "cancel".
CC_Mqtt5ErrorCode_ValuesLimit	Limit for the values.

◆ CC_Mqtt5PayloadFormat

enum CC_Mqtt5PayloadFormat

Payload Format Indicator values as defined by the MQTT v5 protocol.

Enumerator
CC_Mqtt5PayloadFormat_Unspecified	Unspecified format.
CC_Mqtt5PayloadFormat_Utf8	UTF-8 string.
CC_Mqtt5PayloadFormat_ValuesLimit	Limit of the values.

◆ CC_Mqtt5QoS

enum CC_Mqtt5QoS

Quality of Service.

Enumerator
CC_Mqtt5QoS_AtMostOnceDelivery	QoS=0. At most once delivery.
CC_Mqtt5QoS_AtLeastOnceDelivery	QoS=1. At least once delivery.
CC_Mqtt5QoS_ExactlyOnceDelivery	QoS=2. Exactly once delivery.
CC_Mqtt5QoS_ValuesLimit	Limit for the values.

◆ CC_Mqtt5ReasonCode

enum CC_Mqtt5ReasonCode

"Reason Code" as defined in MQTT v5 specification

Enumerator
CC_Mqtt5ReasonCode_Success	value Success.
CC_Mqtt5ReasonCode_NormalDisconnection	value Normal Disconnection.
CC_Mqtt5ReasonCode_GrantedQos0	value Granted QoS0.
CC_Mqtt5ReasonCode_GrantedQos1	value Granted QoS1.
CC_Mqtt5ReasonCode_GrantedQos2	value Granted QoS2.
CC_Mqtt5ReasonCode_DisconnectWithWill	value Disconnect w/ Will.
CC_Mqtt5ReasonCode_NoMatchingSubscribers	value No Matching Subscribers.
CC_Mqtt5ReasonCode_NoSubscriptionExisted	value No Subscription Existed.
CC_Mqtt5ReasonCode_ContinueAuth	value Continue authentication.
CC_Mqtt5ReasonCode_ReAuth	value Re-authenticate.
CC_Mqtt5ReasonCode_UnspecifiedError	value Unspecified error.
CC_Mqtt5ReasonCode_MalformedPacket	value Malformed Packet.
CC_Mqtt5ReasonCode_ProtocolError	value Protocol Error.
CC_Mqtt5ReasonCode_ImplSpecificError	value Impl. Specific Error.
CC_Mqtt5ReasonCode_UnsupportedVersion	value Unsupported Version.
CC_Mqtt5ReasonCode_ClientIdInvalid	value Client ID Invalid.
CC_Mqtt5ReasonCode_BadUserPassword	value Bad Username/Password.
CC_Mqtt5ReasonCode_NotAuthorized	value Not authorized.
CC_Mqtt5ReasonCode_ServerUnavailable	value Server unavailable.
CC_Mqtt5ReasonCode_ServerBusy	value Server busy.
CC_Mqtt5ReasonCode_Banned	value Banned.
CC_Mqtt5ReasonCode_ServerShuttingDown	value Server shutting down.
CC_Mqtt5ReasonCode_BadAuthMethod	value Bad auth method.
CC_Mqtt5ReasonCode_KeepAliveTimeout	value Keep Alive timeout.
CC_Mqtt5ReasonCode_SessionTakenOver	value Session taken over.
CC_Mqtt5ReasonCode_TopicFilterInvalid	value Topic Filter invalid.
CC_Mqtt5ReasonCode_TopicNameInvalid	value Topic Name invalid.
CC_Mqtt5ReasonCode_PacketIdInUse	value Packet ID in use.
CC_Mqtt5ReasonCode_PacketIdNotFound	value Packet ID not found.
CC_Mqtt5ReasonCode_ReceiveMaxExceeded	value Receive Max exceeded.
CC_Mqtt5ReasonCode_TopicAliasInvalid	value Topic Alias invalid.
CC_Mqtt5ReasonCode_PacketTooLarge	value Packet too large.
CC_Mqtt5ReasonCode_MsgRateTooHigh	value Message rate too high.
CC_Mqtt5ReasonCode_QuotaExceeded	value Quota exceeded.
CC_Mqtt5ReasonCode_AdministrativeAction	value Administrative action.
CC_Mqtt5ReasonCode_PayloadFormatInvalid	value Payload format invalid.
CC_Mqtt5ReasonCode_RetainNotSupported	value Retain not supported.
CC_Mqtt5ReasonCode_QosNotSupported	value QoS not supported.
CC_Mqtt5ReasonCode_UseAnotherServer	value Use another server.
CC_Mqtt5ReasonCode_ServerMoved	value Server moved.
CC_Mqtt5ReasonCode_SharedSubNotSuppored	value Shared Sub not supported.
CC_Mqtt5ReasonCode_ConnectionRateExceeded	value Connection rate exceeded.
CC_Mqtt5ReasonCode_MaxConnectTime	value Maximum connect time.
CC_Mqtt5ReasonCode_SubIdsNotSupported	value Sub IDs not supported.
CC_Mqtt5ReasonCode_WildcardSubsNotSupported	value Wildcard Subs not supported.

Function Documentation

◆ cc_mqtt5_client_init_user_prop()

void cc_mqtt5_client_init_user_prop ( CC_Mqtt5UserProp * prop )

Intialize the CC_Mqtt5UserProp structure.

Parameters

[out] prop User property info. Must not be NULL.

Classes

Macros

Enumerations

Functions