wlan_common::buffer_reader

Struct BufferReader

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pub struct BufferReader<B> { /* private fields */ }

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impl<B: SplitByteSlice> BufferReader<B>

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pub fn new(bytes: B) -> Self

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pub fn read<T>(&mut self) -> Option<Ref<B, T>>
where T: Unaligned + KnownLayout + Immutable + FromBytes,

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pub fn read_unaligned<T>(&mut self) -> Option<UnalignedView<B, T>>
where T: FromBytes + Immutable,

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pub fn peek<T>(&self) -> Option<Ref<&[u8], T>>
where T: Unaligned + Immutable + KnownLayout + FromBytes,

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pub fn peek_unaligned<T>(&self) -> Option<UnalignedView<&[u8], T>>
where T: FromBytes + Immutable,

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pub fn read_array<T>(&mut self, num_elems: usize) -> Option<Ref<B, [T]>>
where T: Unaligned + FromBytes + Immutable,

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pub fn peek_array<T>(&self, num_elems: usize) -> Option<Ref<&[u8], [T]>>
where T: Unaligned + FromBytes + Immutable,

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pub fn read_byte(&mut self) -> Option<u8>

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pub fn peek_byte(&mut self) -> Option<u8>

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pub fn read_value<T>(&mut self) -> Option<T>
where T: FromBytes + Immutable + Copy,

Useful for reading integers.

Example:

let mut reader = BufferReader::new(&vec![1, 2, 3]);
let val = reader.read_value::<u16>();
assert_eq!(Some(1 + 256 * 2), val);
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pub fn peek_value<T>(&self) -> Option<T>
where T: FromBytes + Immutable + Copy,

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pub fn read_bytes(&mut self, len: usize) -> Option<B>

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pub fn peek_bytes(&self, len: usize) -> Option<&[u8]>

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pub fn peek_remaining(&self) -> &[u8]

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pub fn bytes_read(&self) -> usize

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pub fn bytes_remaining(&self) -> usize

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pub fn into_remaining(self) -> B

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impl<B: SplitByteSliceMut> BufferReader<B>

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pub fn peek_mut<T>(&mut self) -> Option<Ref<&mut [u8], T>>
where T: Unaligned + FromBytes + Immutable + KnownLayout,

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pub fn peek_mut_unaligned<T>(&mut self) -> Option<UnalignedView<&mut [u8], T>>
where T: FromBytes + KnownLayout + Immutable,

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pub fn peek_array_mut<T>( &mut self, num_elems: usize, ) -> Option<Ref<&mut [u8], [T]>>
where T: Unaligned + FromBytes + Immutable,

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pub fn peek_bytes_mut(&mut self, len: usize) -> Option<&mut [u8]>

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pub fn peek_remaining_mut(&mut self) -> &mut [u8]

Trait Implementations§

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impl<B: SplitByteSlice> IntoBufferReader<B> for BufferReader<B>

Auto Trait Implementations§

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impl<B> Freeze for BufferReader<B>
where B: Freeze,

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impl<B> RefUnwindSafe for BufferReader<B>
where B: RefUnwindSafe,

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impl<B> Send for BufferReader<B>
where B: Send,

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impl<B> Sync for BufferReader<B>
where B: Sync,

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impl<B> Unpin for BufferReader<B>
where B: Unpin,

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impl<B> UnwindSafe for BufferReader<B>
where B: UnwindSafe,

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, D> Encode<Ambiguous1, D> for T
where D: ResourceDialect,

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unsafe fn encode( self, _encoder: &mut Encoder<'_, D>, _offset: usize, _depth: Depth, ) -> Result<(), Error>

Encodes the object into the encoder’s buffers. Any handles stored in the object are swapped for Handle::INVALID. Read more
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impl<T, D> Encode<Ambiguous2, D> for T
where D: ResourceDialect,

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unsafe fn encode( self, _encoder: &mut Encoder<'_, D>, _offset: usize, _depth: Depth, ) -> Result<(), Error>

Encodes the object into the encoder’s buffers. Any handles stored in the object are swapped for Handle::INVALID. 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> Instrument for T

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fn instrument(self, span: Span) -> Instrumented<Self>

Instruments this type with the provided [Span], returning an Instrumented wrapper. Read more
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fn in_current_span(self) -> Instrumented<Self>

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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> OptionalField for T
where T: ?Sized,

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const PRESENT: Presence<Self> = _

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const ABSENT: Presence<Self> = _

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impl<T> Pointable for T

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const ALIGN: usize = _

The alignment of pointer.
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type Init = T

The type for initializers.
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unsafe fn init(init: <T as Pointable>::Init) -> usize

Initializes a with the given initializer. Read more
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unsafe fn deref<'a>(ptr: usize) -> &'a T

Dereferences the given pointer. Read more
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unsafe fn deref_mut<'a>(ptr: usize) -> &'a mut T

Mutably dereferences the given pointer. Read more
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unsafe fn drop(ptr: usize)

Drops the object pointed to by the given pointer. Read more
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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

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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.
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where V: MultiLane<T>,

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fn vzip(self) -> V

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fn with_subscriber<S>(self, subscriber: S) -> WithDispatch<Self>
where S: Into<Dispatch>,

Attaches the provided Subscriber to this type, returning a [WithDispatch] wrapper. Read more
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Attaches the current default Subscriber to this type, returning a [WithDispatch] wrapper. Read more