penumbra_tct::internal::proof

Struct Proof

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pub struct Proof<Tree: Height> { /* private fields */ }
Available on crate feature internal only.
Expand description

A proof of inclusion for a single Commitment commitment in a tree.

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impl<Tree: Height> Proof<Tree>

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pub fn verify(&self, root: Hash) -> Result<(), VerifyError>

Verify a Proof of inclusion against the root Hash of a tree.

Returns VerifyError if the proof is invalid.

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pub fn root(&self) -> Hash

Get the root of the tree from which the proof was generated.

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pub fn index(&self) -> u64

Get the index of the item this proof claims to witness.

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pub fn auth_path(&self) -> &AuthPath<Tree>

Get the AuthPath of this proof, representing the path from the root to the leaf of the tree that proves the leaf was included in the tree.

Trait Implementations§

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impl<Tree: Height> Clone for Proof<Tree>
where <Tree::Height as Path>::Path: Clone,

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fn clone(&self) -> Self

Returns a copy of the value. Read more
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fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more
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impl<Tree: Height> Debug for Proof<Tree>
where <Tree::Height as Path>::Path: Debug,

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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<Tree: Height> From<Proof<Tree>> for StateCommitmentProof
where Vec<MerklePathChunk>: From<AuthPath<Tree>>,

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fn from(proof: Proof<Tree>) -> Self

Converts to this type from the input type.
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impl<Tree: Height> PartialEq for Proof<Tree>
where <Tree::Height as Path>::Path: PartialEq,

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fn eq(&self, other: &Self) -> bool

Tests for self and other values to be equal, and is used by ==.
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fn ne(&self, other: &Rhs) -> bool

Tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.
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impl<Tree: Height> TryFrom<StateCommitmentProof> for Proof<Tree>
where AuthPath<Tree>: TryFrom<Vec<MerklePathChunk>>,

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type Error = ProofDecodeError

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

Performs the conversion.
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impl<Tree: Height> Eq for Proof<Tree>
where <Tree::Height as Path>::Path: Eq,

Auto Trait Implementations§

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impl<Tree> Freeze for Proof<Tree>
where <<Tree as Height>::Height as Path>::Path: Freeze,

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impl<Tree> RefUnwindSafe for Proof<Tree>
where <<Tree as Height>::Height as Path>::Path: RefUnwindSafe,

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impl<Tree> Send for Proof<Tree>
where <<Tree as Height>::Height as Path>::Path: Send,

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impl<Tree> Sync for Proof<Tree>
where <<Tree as Height>::Height as Path>::Path: Sync,

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impl<Tree> Unpin for Proof<Tree>
where <<Tree as Height>::Height as Path>::Path: Unpin,

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impl<Tree> UnwindSafe for Proof<Tree>
where <<Tree as Height>::Height as Path>::Path: UnwindSafe,

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

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Gets the TypeId of self. Read more
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Immutably borrows from an owned value. Read more
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🔬This is a nightly-only experimental API. (clone_to_uninit)
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