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Propagate message verification errors (#2114)

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* Propagate message verification errors

* Replace parse_finalized_storage_proof() with storage_proof_checker()

* small fixes

* fix comment
This commit is contained in:
Serban Iorga
2023-05-09 08:21:02 +03:00
committed by Bastian Köcher
parent c490222fc6
commit 56d4013878
10 changed files with 268 additions and 295 deletions
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bridges/primitives/header-chain/src/lib.rs
+4 -8
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@@ -73,18 +73,14 @@ impl<H: HeaderT> StoredHeaderDataBuilder<H::Number, H::Hash> for H {
pub trait HeaderChain<C: Chain> {
/// Returns state (storage) root of given finalized header.
fn finalized_header_state_root(header_hash: HashOf<C>) -> Option<HashOf<C>>;
/// Parse storage proof using finalized header.
fn parse_finalized_storage_proof<R>(
/// Get storage proof checker using finalized header.
fn storage_proof_checker(
header_hash: HashOf<C>,
storage_proof: RawStorageProof,
parse: impl FnOnce(StorageProofChecker<HasherOf<C>>) -> R,
) -> Result<R, HeaderChainError> {
) -> Result<StorageProofChecker<HasherOf<C>>, HeaderChainError> {
let state_root = Self::finalized_header_state_root(header_hash)
.ok_or(HeaderChainError::UnknownHeader)?;
let storage_proof_checker = bp_runtime::StorageProofChecker::new(state_root, storage_proof)
.map_err(HeaderChainError::StorageProof)?;
Ok(parse(storage_proof_checker))
StorageProofChecker::new(state_root, storage_proof).map_err(HeaderChainError::StorageProof)
}
}