Module bluer::l2cap

This is supported on crate feature l2cap only.

Logical Link Control and Adaptation Protocol (L2CAP) sockets.

L2CAP sockets provide Bluetooth LE Connection Oriented Channels (CoC). This enables the efficient transfer of large data streams between two devices using socket-oriented programming.

Modules

stream

Stream utility types.

Structs

Datagram

An L2CAP datagram socket (connection-less, unreliable messages of a fixed maximum length).

Security

L2CAP socket security.

SeqPacket

An L2CAP sequential packet socket (sequenced, reliable, two-way connection-based data transmission path for datagrams of fixed maximum length).

SeqPacketListener

An L2CAP socket server, listening for SeqPacket connections.

Socket

An L2CAP socket that has not yet been converted to a StreamListener, Stream, SeqPacketListener, SeqPacket or Datagram.

SocketAddr

An L2CAP socket address.

Stream

An L2CAP stream between a local and remote socket (sequenced, reliable, two-way, connection-based).

StreamListener

An L2CAP socket server, listening for Stream connections.

Enums

FlowControl

L2CAP socket flow control mode.

SecurityLevel

L2CAP socket security level.

Constants

PSM_DYN_START

First unprivileged protocol service multiplexor (PSM).