ChainSafe / ChainSafe/gossamer
Implement Keccak Wasm Host Functions
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A-triage
Epic
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Description
Implement the following Keccak Wasm host functions:
- [`ext_trie_keccak_256_root`](https://spec.polkadot.network/#_ext_trie_keccak_256_root)
- [`ext_trie_keccak_256_ordered_root`](https://spec.polkadot.network/#_ext_trie_keccak_256_ordered_root)
- [`ext_trie_keccak_256_verify_proof`](https://spec.polkadot.network/#_ext_trie_keccak_256_verify_proof)
Each of these host functions have version 1 & 2 signatures.
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