frame_support::traits

Struct BinaryMerkleTreeProver

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pub struct BinaryMerkleTreeProver<H>(/* private fields */);
Expand description

Implements VerifyExistenceProof using a binary merkle tree.

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impl<H: Hasher> ProofToHashes for BinaryMerkleTreeProver<H>

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type Proof = MerkleProof<<H as Hasher>::Out, Vec<u8>>

The Proof type we will use to determine the number of hashes.
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fn proof_to_hashes(proof: &Self::Proof) -> Result<u32, DispatchError>

This function returns the number of hashes we expect to calculate based on the size of the proof. This is used for benchmarking, so for worst case scenario, we should round up. Read more
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impl<H: Hasher> VerifyExistenceProof for BinaryMerkleTreeProver<H>
where H::Out: Decode + Encode,

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type Proof = MerkleProof<<H as Hasher>::Out, Vec<u8>>

The proof type.
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type Hash = <H as Hasher>::Out

The hash type.
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fn verify_proof( proof: Self::Proof, root: &Self::Hash, ) -> Result<Vec<u8>, DispatchError>

Verify the given proof. Read more

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