Snapshot

fuchsia_inspect::reader::snapshot

Struct Snapshot 

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

Enables to scan all the blocks in a given buffer.

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impl Snapshot

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pub fn scan(&self) -> BlockIterator<'_> ⓘ

Returns an iterator that returns all the Blocks in the buffer.

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pub fn get_block( &self, index: BlockIndex, ) -> Result<ScannedBlock<'_, Unknown>, ReaderError>

Gets the block at the given |index|.

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pub fn try_once_from_vmo(source: &Vmo) -> Result<Snapshot, ReaderError>

Try to take a consistent snapshot of the given VMO once.

Returns a Snapshot on success or an Error if a consistent snapshot could not be taken.

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impl Debug for Snapshot

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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 TryFrom<&Inspector> for Snapshot

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type Error = ReaderError

The type returned in the event of a conversion error.
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fn try_from(inspector: &Inspector) -> Result<Self, Self::Error>

Performs the conversion.
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impl TryFrom<&Vmo> for Snapshot

Available on Fuchsia only.
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type Error = ReaderError

The type returned in the event of a conversion error.
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fn try_from(vmo: &Vmo) -> Result<Self, Self::Error>

Performs the conversion.
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impl TryFrom<Snapshot> for PartialNodeHierarchy

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type Error = ReaderError

The type returned in the event of a conversion error.
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fn try_from(snapshot: Snapshot) -> Result<Self, Self::Error>

Performs the conversion.
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impl TryFrom<Vec<u8>> for Snapshot

Construct a snapshot from a byte vector.

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type Error = ReaderError

The type returned in the event of a conversion error.
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fn try_from(bytes: Vec<u8>) -> Result<Self, Self::Error>

Performs the conversion.

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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, 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> IntoEither for T

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fn into_either(self, into_left: bool) -> Either<Self, Self>

Converts self into a Left variant of Either<Self, Self> if into_left is true. Converts self into a Right variant of Either<Self, Self> otherwise. Read more
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fn into_either_with<F>(self, into_left: F) -> Either<Self, Self>
where F: FnOnce(&Self) -> bool,

Converts self into a Left variant of Either<Self, Self> if into_left(&self) returns true. Converts self into a Right variant of Either<Self, Self> otherwise. Read more
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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

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.