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IcSnapshotDataReply

Struct IcSnapshotDataReply 

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pub struct IcSnapshotDataReply<'request, 'metadata> { /* private fields */ }
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Exact bounded data bytes associated with one declared request and metadata reply.

Range replies must have the exact requested length. Chunk-store replies must hash to the requested retained identity, including a valid empty chunk. Neither condition authenticates origin, proves whole-snapshot coverage or settles effects.

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impl<'request, 'metadata> IcSnapshotDataReply<'request, 'metadata>

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pub fn decode( request: &'request IcSnapshotDataRequest<'metadata>, bytes: &[u8], ) -> Result<Self, IcSnapshotDataError>

Decode exactly one bounded data argument, then admit length/hash association.

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Rejects excessive raw/chunk bytes, malformed/unsupported/skipped/extra/trailing wire, an inexact range length or bytes with a different chunk-store hash.

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pub const fn request(&self) -> &'request IcSnapshotDataRequest<'metadata>

Read the exact request and retained metadata association.

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pub fn chunk(&self) -> &[u8] ⓘ

Read exact admitted data bytes, with no mutable access or persistence side effect.

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pub const fn chunk_checksum(&self) -> &ArtifactChecksumRecord

Read SHA-256 of actual data, distinct from raw Candid wire identity.

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pub const fn payload_checksum(&self) -> &ArtifactChecksumRecord

Read SHA-256 of exact raw reply bytes.

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pub fn digest(&self) -> ArtifactChecksumRecord

Bind exact retained metadata, request and raw reply hashes in the data domain.

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impl Debug for IcSnapshotDataReply<'_, '_>

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

Formats the value using the given formatter. Read more

Auto Trait Implementations§

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impl<'request, 'metadata> Freeze for IcSnapshotDataReply<'request, 'metadata>

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impl<'request, 'metadata> RefUnwindSafe for IcSnapshotDataReply<'request, 'metadata>

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impl<'request, 'metadata> Send for IcSnapshotDataReply<'request, 'metadata>

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impl<'request, 'metadata> Sync for IcSnapshotDataReply<'request, 'metadata>

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impl<'request, 'metadata> Unpin for IcSnapshotDataReply<'request, 'metadata>

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impl<'request, 'metadata> UnsafeUnpin for IcSnapshotDataReply<'request, 'metadata>

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impl<'request, 'metadata> UnwindSafe for IcSnapshotDataReply<'request, 'metadata>

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> 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> Same for T

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type Output = T

Should always be Self
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impl<T, U> TryFrom<U> for T
where U: Into<T>,

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type Error = !

The type returned in the event of a conversion error.
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fn try_from(value: U) -> Result<T, !>

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.