embassy-sync

An Embassy project.

Synchronization primitives and data structures with async support:

Channel - A Multiple Producer Multiple Consumer (MPMC) channel. Each message is only received by a single consumer.
PriorityChannel - A Multiple Producer Multiple Consumer (MPMC) channel. Each message is only received by a single consumer. Higher priority items are shifted to the front of the channel.
PubSubChannel - A broadcast channel (publish-subscribe) channel. Each message is received by all consumers.
Signal - Signalling latest value to a single consumer.
Watch - Signalling latest value to multiple consumers.
Mutex - Mutex for synchronizing state between asynchronous tasks.
Pipe - Byte stream implementing embedded_io traits.
WakerRegistration - Utility to register and wake a Waker.
AtomicWaker - A variant of WakerRegistration accessible using a non-mut API.
MultiWakerRegistration - Utility registering and waking multiple Waker's.
LazyLock - A value which is initialized on the first access

Interoperability

Futures from this crate can run on any executor.