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trie: fix range prover (#24266)

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rjl493456442 2022-01-21 17:41:51 +08:00 committed by GitHub
parent c029cdc90b
commit ae45c97d3d
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1 changed files with 3 additions and 3 deletions
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6
trie/proof.go
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@ -406,7 +406,7 @@ func unset(parent node, child node, key []byte, pos int, removeLeft bool) error
}
// hasRightElement returns the indicator whether there exists more elements
// in the right side of the given path. The given path can point to an existent
// on the right side of the given path. The given path can point to an existent
// key or a non-existent one. This function has the assumption that the whole
// path should already be resolved.
func hasRightElement(node node, key []byte) bool {
@ -505,7 +505,7 @@ func VerifyRangeProof(rootHash common.Hash, firstKey []byte, lastKey []byte, key
if val != nil || hasRightElement(root, firstKey) {
return false, errors.New("more entries available")
}
return hasRightElement(root, firstKey), nil
return false, nil
}
// Special case, there is only one element and two edge keys are same.
// In this case, we can't construct two edge paths. So handle it here.
@ -563,7 +563,7 @@ func VerifyRangeProof(rootHash common.Hash, firstKey []byte, lastKey []byte, key
if tr.Hash() != rootHash {
return false, fmt.Errorf("invalid proof, want hash %x, got %x", rootHash, tr.Hash())
}
return hasRightElement(root, keys[len(keys)-1]), nil
return hasRightElement(tr.root, keys[len(keys)-1]), nil
}
// get returns the child of the given node. Return nil if the