Module mqttbytes

mqttbytes

This module contains the low level struct definitions required to assemble and disassemble MQTT 3.1.1 packets in rumqttc. The bytes crate is used internally.

Modules

• v4

Structs

• FixedHeader
  Packet type from a byte

Enums

• Error
  Error during serialization and deserialization
• PacketType
  MQTT packet type
• Protocol
  Protocol type
• QoS
  Quality of service

Functions

• check
  Checks if the stream has enough bytes to frame a packet and returns fixed header only if a packet can be framed with existing bytes in the stream. The passed stream doesn’t modify parent stream’s cursor. If this function returned an error, next check on the same parent stream is forced start with cursor at 0 again (Iter is owned. Only Iter’s cursor is changed internally)
• has_wildcards
  Checks if a topic or topic filter has wildcards
• matches
  Checks if topic matches a filter. topic and filter validation isn’t done here.
• qos
  Maps a number to QoS
• valid_filter
  Checks if the filter is valid
• valid_topic
  Checks if a topic is valid