Struct dataview::DataView

pub struct DataView(_);

Read and write data APIs to the underlying buffer.

Construct the data view through the Pod trait.

Methods

impl DataView

pub fn try_copy<T: Pod>(&self, offset: usize) -> Option<T>

Copies a (potentially unaligned) value from the buffer.

pub fn try_copy_into<T: Pod + ?Sized>(
    &self,
    offset: usize,
    dest: &mut T
) -> Option<()>

Copies a (potentially unaligned) value from the buffer into the destination.

pub fn try_read<T: Pod>(&self, offset: usize) -> Option<&T>

Reads an aligned value from the buffer.

pub fn try_read_mut<T: Pod>(&mut self, offset: usize) -> Option<&mut T>

Reads an aligned value from the buffer.

pub fn try_slice<T: Pod>(&self, offset: usize, len: usize) -> Option<&[T]>

Reads an aligned slice from the buffer.

pub fn try_slice_mut<T: Pod>(
    &mut self,
    offset: usize,
    len: usize
) -> Option<&mut [T]>

Reads an aligned slice from the buffer.

pub fn try_slice_tail<T: Pod>(&self, offset: usize) -> Option<&[T]>

Reads the largest slice from the buffer.

pub fn try_slice_tail_mut<T: Pod>(&mut self, offset: usize) -> Option<&mut [T]>

Reads the largest slice from the buffer.

pub fn try_write<T: Pod + ?Sized>(
    &mut self,
    offset: usize,
    value: &T
) -> Option<()>

Writes a value to the buffer.

pub fn copy<T: Pod>(&self, offset: usize) -> T

Copies a (potentially unaligned) value from the buffer.

pub fn copy_into<T: Pod + ?Sized>(&self, offset: usize, dest: &mut T)

Copies a (potentially unaligned) value from the buffer into the destination.

pub fn read<T: Pod>(&self, offset: usize) -> &T

Reads an aligned value from the buffer.

pub fn read_mut<T: Pod>(&mut self, offset: usize) -> &mut T

Reads an aligned value from the buffer.

pub fn slice<T: Pod>(&self, offset: usize, len: usize) -> &[T]

Reads an aligned slice from the buffer.

pub fn slice_mut<T: Pod>(&mut self, offset: usize, len: usize) -> &mut [T]

Reads an aligned slice from the buffer.

pub fn slice_tail<T: Pod>(&self, offset: usize) -> &[T]

Reads the largest slice from the buffer.

pub fn slice_tail_mut<T: Pod>(&mut self, offset: usize) -> &mut [T]

Reads the largest slice from the buffer.

pub fn write<T: Pod + ?Sized>(&mut self, offset: usize, value: &T)

Writes a value to the buffer.

pub unsafe fn copy_unchecked<T: Pod>(&self, offset: usize) -> T

Copies a (potentially unaligned) value from the buffer.

pub unsafe fn copy_into_unchecked<T: Pod + ?Sized>(
    &self,
    offset: usize,
    dest: &mut T
)

Copies a (potentially unaligned) value from the buffer into the destination.

pub unsafe fn read_unchecked<T: Pod>(&self, offset: usize) -> &T

Reads an aligned value from the buffer.

pub unsafe fn read_unchecked_mut<T: Pod>(&mut self, offset: usize) -> &mut T

Reads an aligned value from the buffer.

pub unsafe fn slice_unchecked<T: Pod>(&self, offset: usize, len: usize) -> &[T]

Reads an aligned slice from the buffer.

pub unsafe fn slice_unchecked_mut<T: Pod>(
    &mut self,
    offset: usize,
    len: usize
) -> &mut [T]

Reads an aligned slice from the buffer.

pub unsafe fn slice_tail_unchecked<T: Pod>(&self, offset: usize) -> &[T]

Reads the largest slice from the buffer.

pub unsafe fn slice_tail_unchecked_mut<T: Pod>(
    &mut self,
    offset: usize
) -> &mut [T]

Reads the largest slice from the buffer.

pub unsafe fn write_unchecked<T: Pod + ?Sized>(
    &mut self,
    offset: usize,
    value: &T
)

Writes a value to the buffer.

Trait Implementations

impl AsMut<[u8]> for DataView

fn as_mut(&mut self) -> &mut [u8]

Performs the conversion.

impl AsRef<[u8]> for DataView

fn as_ref(&self) -> &[u8]

Performs the conversion.