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Include total difficulty in CHTs and hide implementation details from consumers #4428
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rphmeier
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arkpar
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Changes the canonical hash trie implementation to map (
block number->(H256, U256)) rather than just to hashes. This is for two distinct reasons:The rest of this PR introduces a layer of abstraction between CHTs and their consumers via a
CHTstruct and utility methods for generation, so that constants likeSIZEand assumptions about layout are no longer littered across various modules.