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https://github.com/status-im/nim-eth.git
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d31abca010
`eth_types` is being imported from many projects and ends up causing long build times due to its extensive import lists - this PR starts cleaning some of that up by moving the chain DB and RLP to their own modules. this PR also moves `keccakHash` to its own module and uses it in many places.
28 lines
810 B
Nim
28 lines
810 B
Nim
import
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../trie/[trie_defs, db, hexary],
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../rlp,
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./chaindb
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export chaindb
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proc getAccount*(db: TrieDatabaseRef,
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rootHash: KeccakHash,
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account: EthAddress): Account =
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let trie = initSecureHexaryTrie(db, rootHash)
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let data = trie.get(account)
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if data.len > 0:
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result = rlp.decode(data, Account)
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else:
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result = newAccount()
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proc getContractCode*(chain: AbstractChainDB, req: ContractCodeRequest): Blob {.gcsafe.} =
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let b = chain.getBlockHeader(req.blockHash)
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if b.hasData:
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let acc = getAccount(chain.getTrieDB, b.stateRoot, req.key)
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result = chain.getCodeByHash(acc.codeHash)
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proc getStorageNode*(chain: AbstractChainDB, hash: KeccakHash): Blob
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{.raises: [CatchableError, Defect].} =
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let db = chain.getTrieDB
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return db.get(hash.data)
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