⚠️ VeridianOS Kernel Documentation - This is low-level kernel code. All functions are unsafe unless explicitly marked otherwise. no_std

MessageQueue

Struct MessageQueue 

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pub struct MessageQueue { /* private fields */ }
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Message queue for each endpoint

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impl MessageQueue

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pub fn new(max_size: usize) -> Self

Create a new message queue

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pub fn enqueue(&mut self, msg: Message) -> Result<()>

Enqueue a message

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pub fn dequeue(&mut self) -> Option<Message>

Dequeue a message

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pub fn add_receiver(&mut self, pid: ProcessId)

Add a waiting receiver

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pub fn get_receiver(&mut self) -> Option<ProcessId>

Get a waiting receiver

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pub fn add_sender(&mut self, pid: ProcessId, msg: Message)

Add a waiting sender

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pub fn process_waiting_senders(&mut self) -> Vec<ProcessId>

Process waiting senders (when space becomes available)

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pub fn has_messages(&self) -> bool

Check if queue has messages

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pub fn has_waiting_receivers(&self) -> bool

Check if there are waiting receivers

Auto Trait Implementations§

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impl Freeze for MessageQueue

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impl RefUnwindSafe for MessageQueue

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impl Send for MessageQueue

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impl Sync for MessageQueue

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impl Unpin for MessageQueue

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impl UnwindSafe for MessageQueue

Blanket Implementations§

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impl<T> Any for T
where T: 'static + ?Sized,

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fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
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impl<T> Borrow<T> for T
where T: ?Sized,

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fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
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impl<T> BorrowMut<T> for T
where T: ?Sized,

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fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more
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impl<T> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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impl<T, U> Into<U> for T
where U: From<T>,

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fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of [From]<T> for U chooses to do.

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impl<T, U> TryFrom<U> for T
where U: Into<T>,

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type Error = Infallible

The type returned in the event of a conversion error.
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fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.
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impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

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type Error = <U as TryFrom<T>>::Error

The type returned in the event of a conversion error.
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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.