Struct devices::virtio::device_constants::block::virtio_blk_config

#[repr(C, packed(1))]
pub struct virtio_blk_config {

    pub capacity: Le64,
    pub size_max: Le32,
    pub seg_max: Le32,
    pub geometry: virtio_blk_geometry,
    pub blk_size: Le32,
    pub topology: virtio_blk_topology,
    pub writeback: u8,
    pub unused0: u8,
    pub num_queues: Le16,
    pub max_discard_sectors: Le32,
    pub max_discard_seg: Le32,
    pub discard_sector_alignment: Le32,
    pub max_write_zeroes_sectors: Le32,
    pub max_write_zeroes_seg: Le32,
    pub write_zeroes_may_unmap: u8,
    pub unused1: [u8; 3],
}

Fields

capacity: Le64

size_max: Le32

seg_max: Le32

geometry: virtio_blk_geometry

blk_size: Le32

topology: virtio_blk_topology

writeback: u8

unused0: u8

num_queues: Le16

max_discard_sectors: Le32

max_discard_seg: Le32

discard_sector_alignment: Le32

max_write_zeroes_sectors: Le32

max_write_zeroes_seg: Le32

write_zeroes_may_unmap: u8

unused1: [u8; 3]

Trait Implementations

impl AsBytes for virtio_blk_config

where Le64: AsBytes, Le32: AsBytes, virtio_blk_geometry: AsBytes, virtio_blk_topology: AsBytes, u8: AsBytes, Le16: AsBytes, [u8; 3]: AsBytes,

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

Gets the bytes of this value.

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

where Self: FromBytes,

Gets the bytes of this value mutably.

fn write_to(&self, bytes: &mut [u8]) -> Option<()>

Writes a copy of self to bytes.

fn write_to_prefix(&self, bytes: &mut [u8]) -> Option<()>

Writes a copy of self to the prefix of bytes.

fn write_to_suffix(&self, bytes: &mut [u8]) -> Option<()>

Writes a copy of self to the suffix of bytes.

impl Clone for virtio_blk_config

fn clone(&self) -> virtio_blk_config

Returns a copy of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for virtio_blk_config

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

Formats the value using the given formatter.

impl Default for virtio_blk_config

fn default() -> virtio_blk_config

Returns the “default value” for a type.

impl FromBytes for virtio_blk_config

where Le64: FromBytes, Le32: FromBytes, virtio_blk_geometry: FromBytes, virtio_blk_topology: FromBytes, u8: FromBytes, Le16: FromBytes, [u8; 3]: FromBytes,

fn ref_from(bytes: &[u8]) -> Option<&Self>

where Self: Sized,

Interprets the given bytes as a &Self without copying.

fn ref_from_prefix(bytes: &[u8]) -> Option<&Self>

where Self: Sized,

Interprets the prefix of the given bytes as a &Self without copying.

fn ref_from_suffix(bytes: &[u8]) -> Option<&Self>

where Self: Sized,

Interprets the suffix of the given bytes as a &Self without copying.

fn mut_from(bytes: &mut [u8]) -> Option<&mut Self>

where Self: Sized + AsBytes,

Interprets the given bytes as a &mut Self without copying.

fn mut_from_prefix(bytes: &mut [u8]) -> Option<&mut Self>

where Self: Sized + AsBytes,

Interprets the prefix of the given bytes as a &mut Self without copying.

fn mut_from_suffix(bytes: &mut [u8]) -> Option<&mut Self>

where Self: Sized + AsBytes,

Interprets the suffix of the given bytes as a &mut Self without copying.

fn slice_from(bytes: &[u8]) -> Option<&[Self]>

where Self: Sized,

Interprets the given bytes as a &[Self] without copying.

fn slice_from_prefix(bytes: &[u8], count: usize) -> Option<(&[Self], &[u8])>

where Self: Sized,

Interprets the prefix of the given bytes as a &[Self] with length equal to count without copying.

fn slice_from_suffix(bytes: &[u8], count: usize) -> Option<(&[u8], &[Self])>

where Self: Sized,

Interprets the suffix of the given bytes as a &[Self] with length equal to count without copying.

fn mut_slice_from(bytes: &mut [u8]) -> Option<&mut [Self]>

where Self: Sized + AsBytes,

Interprets the given bytes as a &mut [Self] without copying.

fn mut_slice_from_prefix( bytes: &mut [u8], count: usize ) -> Option<(&mut [Self], &mut [u8])>

where Self: Sized + AsBytes,

Interprets the prefix of the given bytes as a &mut [Self] with length equal to count without copying.

fn mut_slice_from_suffix( bytes: &mut [u8], count: usize ) -> Option<(&mut [u8], &mut [Self])>

where Self: Sized + AsBytes,

Interprets the suffix of the given bytes as a &mut [Self] with length equal to count without copying.

fn read_from(bytes: &[u8]) -> Option<Self>

where Self: Sized,

Reads a copy of Self from bytes.

fn read_from_prefix(bytes: &[u8]) -> Option<Self>

where Self: Sized,

Reads a copy of Self from the prefix of bytes.

fn read_from_suffix(bytes: &[u8]) -> Option<Self>

where Self: Sized,

Reads a copy of Self from the suffix of bytes.

impl FromZeroes for virtio_blk_config

where Le64: FromZeroes, Le32: FromZeroes, virtio_blk_geometry: FromZeroes, virtio_blk_topology: FromZeroes, u8: FromZeroes, Le16: FromZeroes, [u8; 3]: FromZeroes,

fn zero(&mut self)

Overwrites self with zeroes.

fn new_zeroed() -> Self

where Self: Sized,

Creates an instance of Self from zeroed bytes.

impl Copy for virtio_blk_config