Crate finmqtt_core 

Sans-io, no_std, no-alloc, zero-copy MQTT v5 protocol implementation.

Operates on byte slices only — no I/O, no heap, no async runtime. Packets borrow from the input buffer (zero-copy decode); encoding writes into a caller-provided &mut [u8].

Modules

client

Client state machine.

codec

Incremental fixed-header decoder.

packet

Control packet types — zero-copy decode, borrowed from the input buffer.

property

Property encoding, decoding, and iteration.

session

Session state storage.

topic

Validated topic names and topic filters.

wire

Wire-format primitives.