Enum zcore_drivers::DeviceError

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pub enum DeviceError {
    BufferTooSmall,
    NotReady,
    InvalidParam,
    DmaError,
    IoError,
    AlreadyExists,
    NoResources,
    NotSupported,
}

Expand description

The error type for external device.

Variants

`BufferTooSmall`

The buffer is too small.

`NotReady`

The device is not ready.

`InvalidParam`

Invalid parameter.

`DmaError`

Failed to alloc DMA memory.

`IoError`

I/O Error

`AlreadyExists`

A resource with the specified identifier already exists.

`NoResources`

No resource to allocate.

`NotSupported`

The device driver is not implemented, supported, or enabled.

Trait Implementations

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impl Debug for DeviceError

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

Formats the value using the given formatter. Read more

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impl From<Error> for DeviceError

Available on crate feature virtio only.

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fn from(err: Error) -> Self

Converts to this type from the input type.

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impl From<PropError> for DeviceError

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fn from(_err: PropError) -> Self

Converts to this type from the input type.

Auto Trait Implementations

impl RefUnwindSafe for DeviceError

impl Send for DeviceError

impl Sync for DeviceError

impl Unpin for DeviceError

impl UnwindSafe for DeviceError

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> Az for T

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fn az<Dst>(self) -> Dst where
T: Cast<Dst>,

Casts the value.

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impl<T> Borrow<T> for T where
T: ?Sized,

const: unstable · source

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,

const: unstable · source

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

Mutably borrows from an owned value. Read more

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impl<Src, Dst> CastFrom<Src> for Dst where
Src: Cast<Dst>,

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fn cast_from(src: Src) -> Dst

Casts the value.

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impl<T> CheckedAs for T

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fn checked_as<Dst>(self) -> Option<Dst> where
T: CheckedCast<Dst>,

Casts the value.

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impl<Src, Dst> CheckedCastFrom<Src> for Dst where
Src: CheckedCast<Dst>,

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fn checked_cast_from(src: Src) -> Option<Dst>

Casts the value.

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impl<T> From<T> for T

const: unstable · source

fn from(t: T) -> T

Returns the argument unchanged.

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

const: unstable · source

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> OverflowingAs for T

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fn overflowing_as<Dst>(self) -> (Dst, bool) where
T: OverflowingCast<Dst>,

Casts the value.

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impl<Src, Dst> OverflowingCastFrom<Src> for Dst where
Src: OverflowingCast<Dst>,

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fn overflowing_cast_from(src: Src) -> (Dst, bool)

Casts the value.

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impl<T> SaturatingAs for T

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fn saturating_as<Dst>(self) -> Dst where
T: SaturatingCast<Dst>,

Casts the value.

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impl<Src, Dst> SaturatingCastFrom<Src> for Dst where
Src: SaturatingCast<Dst>,

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fn saturating_cast_from(src: Src) -> Dst

Casts the value.

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

type Error = Infallible

The type returned in the event of a conversion error.

const: unstable · source

fn try_from(value: U) -> Result<T, <T as TryFrom>::Error>

Performs the conversion.

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

type Error = >::Error

The type returned in the event of a conversion error.

const: unstable · source

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

Performs the conversion.

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impl<T> UnwrappedAs for T

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fn unwrapped_as<Dst>(self) -> Dst where
T: UnwrappedCast<Dst>,

Casts the value.

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impl<Src, Dst> UnwrappedCastFrom<Src> for Dst where
Src: UnwrappedCast<Dst>,

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fn unwrapped_cast_from(src: Src) -> Dst

Casts the value.

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impl<T> WrappingAs for T

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fn wrapping_as<Dst>(self) -> Dst where
T: WrappingCast<Dst>,

Casts the value.

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impl<Src, Dst> WrappingCastFrom<Src> for Dst where
Src: WrappingCast<Dst>,

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fn wrapping_cast_from(src: Src) -> Dst

Casts the value.

Enum zcore_drivers::DeviceError

Variants

BufferTooSmall

NotReady

InvalidParam

DmaError

IoError

AlreadyExists

NoResources

NotSupported

Trait Implementations

impl Debug for DeviceError

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

impl From<Error> for DeviceError

fn from(err: Error) -> Self

impl From<PropError> for DeviceError

fn from(_err: PropError) -> Self

Auto Trait Implementations

impl RefUnwindSafe for DeviceError

impl Send for DeviceError

impl Sync for DeviceError

impl Unpin for DeviceError

impl UnwindSafe for DeviceError

Blanket Implementations

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

fn type_id(&self) -> TypeId

impl<T> Az for T

fn az<Dst>(self) -> Dst where T: Cast<Dst>,

impl<T> Borrow<T> for T where T: ?Sized,

fn borrow(&self) -> &T

impl<T> BorrowMut<T> for T where T: ?Sized,

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

impl<Src, Dst> CastFrom<Src> for Dst where Src: Cast<Dst>,

fn cast_from(src: Src) -> Dst

impl<T> CheckedAs for T

fn checked_as<Dst>(self) -> Option<Dst> where T: CheckedCast<Dst>,

impl<Src, Dst> CheckedCastFrom<Src> for Dst where Src: CheckedCast<Dst>,

fn checked_cast_from(src: Src) -> Option<Dst>

impl<T> From<T> for T

fn from(t: T) -> T

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

fn into(self) -> U

impl<T> OverflowingAs for T

fn overflowing_as<Dst>(self) -> (Dst, bool) where T: OverflowingCast<Dst>,

impl<Src, Dst> OverflowingCastFrom<Src> for Dst where Src: OverflowingCast<Dst>,

fn overflowing_cast_from(src: Src) -> (Dst, bool)

impl<T> SaturatingAs for T

fn saturating_as<Dst>(self) -> Dst where T: SaturatingCast<Dst>,

impl<Src, Dst> SaturatingCastFrom<Src> for Dst where Src: SaturatingCast<Dst>,

fn saturating_cast_from(src: Src) -> Dst

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

type Error = Infallible

fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

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

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

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

impl<T> UnwrappedAs for T

fn unwrapped_as<Dst>(self) -> Dst where T: UnwrappedCast<Dst>,

impl<Src, Dst> UnwrappedCastFrom<Src> for Dst where Src: UnwrappedCast<Dst>,

fn unwrapped_cast_from(src: Src) -> Dst

impl<T> WrappingAs for T

fn wrapping_as<Dst>(self) -> Dst where T: WrappingCast<Dst>,

impl<Src, Dst> WrappingCastFrom<Src> for Dst where Src: WrappingCast<Dst>,

fn wrapping_cast_from(src: Src) -> Dst

`BufferTooSmall`

`NotReady`

`InvalidParam`

`DmaError`

`IoError`

`AlreadyExists`

`NoResources`

`NotSupported`

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

fn az<Dst>(self) -> Dst where
T: Cast<Dst>,

impl<T> Borrow<T> for T where
T: ?Sized,

impl<T> BorrowMut<T> for T where
T: ?Sized,

impl<Src, Dst> CastFrom<Src> for Dst where
Src: Cast<Dst>,

fn checked_as<Dst>(self) -> Option<Dst> where
T: CheckedCast<Dst>,

impl<Src, Dst> CheckedCastFrom<Src> for Dst where
Src: CheckedCast<Dst>,

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

fn overflowing_as<Dst>(self) -> (Dst, bool) where
T: OverflowingCast<Dst>,

impl<Src, Dst> OverflowingCastFrom<Src> for Dst where
Src: OverflowingCast<Dst>,

fn saturating_as<Dst>(self) -> Dst where
T: SaturatingCast<Dst>,

impl<Src, Dst> SaturatingCastFrom<Src> for Dst where
Src: SaturatingCast<Dst>,

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

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

fn unwrapped_as<Dst>(self) -> Dst where
T: UnwrappedCast<Dst>,

impl<Src, Dst> UnwrappedCastFrom<Src> for Dst where
Src: UnwrappedCast<Dst>,

fn wrapping_as<Dst>(self) -> Dst where
T: WrappingCast<Dst>,

impl<Src, Dst> WrappingCastFrom<Src> for Dst where
Src: WrappingCast<Dst>,