Struct RingBuffer

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pub struct RingBuffer { /* private fields */ }
Expand description

Fixed-capacity buffer

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impl RingBuffer

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pub fn new(capacity: usize) -> Self

Create a ringbuffer with the given capacity

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pub fn capacity(&self) -> usize

Capacity of the ringbuffer

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impl Buf for RingBuffer

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fn remaining(&self) -> usize

Returns the number of bytes between the current position and the end of the buffer. Read more
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fn bytes(&self) -> &[u8]

Returns a slice starting at the current position and of length between 0 and Buf::remaining(). Note that this can return shorter slice (this allows non-continuous internal representation). Read more
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fn advance(&mut self, cnt: usize)

Advance the internal cursor of the Buf Read more
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fn bytes_vectored<'a>(&'a self, dst: &mut [IoSlice<'a>]) -> usize

Fills dst with potentially multiple slices starting at self’s current position. Read more
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fn has_remaining(&self) -> bool

Returns true if there are any more bytes to consume Read more
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fn copy_to_slice(&mut self, dst: &mut [u8])

Copies bytes from self into dst. Read more
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fn get_u8(&mut self) -> u8

Gets an unsigned 8 bit integer from self. Read more
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fn get_i8(&mut self) -> i8

Gets a signed 8 bit integer from self. Read more
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fn get_u16(&mut self) -> u16

Gets an unsigned 16 bit integer from self in big-endian byte order. Read more
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fn get_u16_le(&mut self) -> u16

Gets an unsigned 16 bit integer from self in little-endian byte order. Read more
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fn get_i16(&mut self) -> i16

Gets a signed 16 bit integer from self in big-endian byte order. Read more
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fn get_i16_le(&mut self) -> i16

Gets a signed 16 bit integer from self in little-endian byte order. Read more
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fn get_u32(&mut self) -> u32

Gets an unsigned 32 bit integer from self in the big-endian byte order. Read more
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fn get_u32_le(&mut self) -> u32

Gets an unsigned 32 bit integer from self in the little-endian byte order. Read more
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fn get_i32(&mut self) -> i32

Gets a signed 32 bit integer from self in big-endian byte order. Read more
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fn get_i32_le(&mut self) -> i32

Gets a signed 32 bit integer from self in little-endian byte order. Read more
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fn get_u64(&mut self) -> u64

Gets an unsigned 64 bit integer from self in big-endian byte order. Read more
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fn get_u64_le(&mut self) -> u64

Gets an unsigned 64 bit integer from self in little-endian byte order. Read more
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fn get_i64(&mut self) -> i64

Gets a signed 64 bit integer from self in big-endian byte order. Read more
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fn get_i64_le(&mut self) -> i64

Gets a signed 64 bit integer from self in little-endian byte order. Read more
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fn get_u128(&mut self) -> u128

Gets an unsigned 128 bit integer from self in big-endian byte order. Read more
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fn get_u128_le(&mut self) -> u128

Gets an unsigned 128 bit integer from self in little-endian byte order. Read more
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fn get_i128(&mut self) -> i128

Gets a signed 128 bit integer from self in big-endian byte order. Read more
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fn get_i128_le(&mut self) -> i128

Gets a signed 128 bit integer from self in little-endian byte order. Read more
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fn get_uint(&mut self, nbytes: usize) -> u64

Gets an unsigned n-byte integer from self in big-endian byte order. Read more
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fn get_uint_le(&mut self, nbytes: usize) -> u64

Gets an unsigned n-byte integer from self in little-endian byte order. Read more
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fn get_int(&mut self, nbytes: usize) -> i64

Gets a signed n-byte integer from self in big-endian byte order. Read more
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fn get_int_le(&mut self, nbytes: usize) -> i64

Gets a signed n-byte integer from self in little-endian byte order. Read more
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fn get_f32(&mut self) -> f32

Gets an IEEE754 single-precision (4 bytes) floating point number from self in big-endian byte order. Read more
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fn get_f32_le(&mut self) -> f32

Gets an IEEE754 single-precision (4 bytes) floating point number from self in little-endian byte order. Read more
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fn get_f64(&mut self) -> f64

Gets an IEEE754 double-precision (8 bytes) floating point number from self in big-endian byte order. Read more
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fn get_f64_le(&mut self) -> f64

Gets an IEEE754 double-precision (8 bytes) floating point number from self in little-endian byte order. Read more
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fn to_bytes(&mut self) -> Bytes

Consumes remaining bytes inside self and returns new instance of Bytes Read more
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impl BufMut for RingBuffer

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fn remaining_mut(&self) -> usize

Returns the number of bytes that can be written from the current position until the end of the buffer is reached. Read more
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fn bytes_mut(&mut self) -> &mut [MaybeUninit<u8>]

Returns a mutable slice starting at the current BufMut position and of length between 0 and BufMut::remaining_mut(). Note that this can be shorter than the whole remainder of the buffer (this allows non-continuous implementation). Read more
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unsafe fn advance_mut(&mut self, cnt: usize)

Advance the internal cursor of the BufMut Read more
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fn has_remaining_mut(&self) -> bool

Returns true if there is space in self for more bytes. Read more
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fn bytes_vectored_mut<'a>(&'a mut self, dst: &mut [IoSliceMut<'a>]) -> usize

Fills dst with potentially multiple mutable slices starting at self’s current position. Read more
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fn put<T>(&mut self, src: T)
where T: Buf, Self: Sized,

Transfer bytes into self from src and advance the cursor by the number of bytes written. Read more
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fn put_slice(&mut self, src: &[u8])

Transfer bytes into self from src and advance the cursor by the number of bytes written. Read more
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fn put_u8(&mut self, n: u8)

Writes an unsigned 8 bit integer to self. Read more
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fn put_i8(&mut self, n: i8)

Writes a signed 8 bit integer to self. Read more
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fn put_u16(&mut self, n: u16)

Writes an unsigned 16 bit integer to self in big-endian byte order. Read more
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fn put_u16_le(&mut self, n: u16)

Writes an unsigned 16 bit integer to self in little-endian byte order. Read more
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fn put_i16(&mut self, n: i16)

Writes a signed 16 bit integer to self in big-endian byte order. Read more
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fn put_i16_le(&mut self, n: i16)

Writes a signed 16 bit integer to self in little-endian byte order. Read more
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fn put_u32(&mut self, n: u32)

Writes an unsigned 32 bit integer to self in big-endian byte order. Read more
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fn put_u32_le(&mut self, n: u32)

Writes an unsigned 32 bit integer to self in little-endian byte order. Read more
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fn put_i32(&mut self, n: i32)

Writes a signed 32 bit integer to self in big-endian byte order. Read more
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fn put_i32_le(&mut self, n: i32)

Writes a signed 32 bit integer to self in little-endian byte order. Read more
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fn put_u64(&mut self, n: u64)

Writes an unsigned 64 bit integer to self in the big-endian byte order. Read more
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fn put_u64_le(&mut self, n: u64)

Writes an unsigned 64 bit integer to self in little-endian byte order. Read more
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fn put_i64(&mut self, n: i64)

Writes a signed 64 bit integer to self in the big-endian byte order. Read more
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fn put_i64_le(&mut self, n: i64)

Writes a signed 64 bit integer to self in little-endian byte order. Read more
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fn put_u128(&mut self, n: u128)

Writes an unsigned 128 bit integer to self in the big-endian byte order. Read more
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fn put_u128_le(&mut self, n: u128)

Writes an unsigned 128 bit integer to self in little-endian byte order. Read more
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fn put_i128(&mut self, n: i128)

Writes a signed 128 bit integer to self in the big-endian byte order. Read more
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fn put_i128_le(&mut self, n: i128)

Writes a signed 128 bit integer to self in little-endian byte order. Read more
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fn put_uint(&mut self, n: u64, nbytes: usize)

Writes an unsigned n-byte integer to self in big-endian byte order. Read more
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fn put_uint_le(&mut self, n: u64, nbytes: usize)

Writes an unsigned n-byte integer to self in the little-endian byte order. Read more
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fn put_int(&mut self, n: i64, nbytes: usize)

Writes a signed n-byte integer to self in big-endian byte order. Read more
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fn put_int_le(&mut self, n: i64, nbytes: usize)

Writes a signed n-byte integer to self in little-endian byte order. Read more
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fn put_f32(&mut self, n: f32)

Writes an IEEE754 single-precision (4 bytes) floating point number to self in big-endian byte order. Read more
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fn put_f32_le(&mut self, n: f32)

Writes an IEEE754 single-precision (4 bytes) floating point number to self in little-endian byte order. Read more
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fn put_f64(&mut self, n: f64)

Writes an IEEE754 double-precision (8 bytes) floating point number to self in big-endian byte order. Read more
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fn put_f64_le(&mut self, n: f64)

Writes an IEEE754 double-precision (8 bytes) floating point number to self in little-endian byte order. Read more
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impl Clone for RingBuffer

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fn clone(&self) -> RingBuffer

Returns a copy of the value. Read more
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fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more
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impl Debug for RingBuffer

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fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter. Read more

Auto Trait Implementations§

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<B> BufExt for B
where B: Buf + ?Sized,

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fn take(self, limit: usize) -> Take<Self>
where Self: Sized,

Creates an adaptor which will read at most limit bytes from self. Read more
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fn chain<U>(self, next: U) -> Chain<Self, U>
where U: Buf, Self: Sized,

Creates an adaptor which will chain this buffer with another. Read more
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fn reader(self) -> Reader<Self>
where Self: Sized,

Creates an adaptor which implements the Read trait for self. Read more
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impl<B> BufMutExt for B
where B: BufMut + ?Sized,

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fn limit(self, limit: usize) -> Limit<Self>
where Self: Sized,

Creates an adaptor which can write at most limit bytes to self. Read more
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fn writer(self) -> Writer<Self>
where Self: Sized,

Creates an adaptor which implements the Write trait for self. Read more
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fn chain_mut<U>(self, next: U) -> Chain<Self, U>
where U: BufMut, Self: Sized,

Creates an adapter which will chain this buffer with another. Read more
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impl<T> CloneToUninit for T
where T: Clone,

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unsafe fn clone_to_uninit(&self, dest: *mut u8)

🔬This is a nightly-only experimental API. (clone_to_uninit)
Performs copy-assignment from self to dest. 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> ToOwned for T
where T: Clone,

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type Owned = T

The resulting type after obtaining ownership.
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fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more
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fn clone_into(&self, target: &mut T)

Uses borrowed data to replace owned data, usually by cloning. 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

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.