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18 lines
569 B
Go
18 lines
569 B
Go
package withdrawtrie
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import (
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"github.com/scroll-tech/go-ethereum/common"
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"github.com/scroll-tech/go-ethereum/rollup/rcfg"
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)
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// StateDB represents the StateDB interface
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// required to get withdraw trie root
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type StateDB interface {
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GetState(common.Address, common.Hash) common.Hash
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}
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// ReadWTRSlot reads WithdrawTrieRoot slot in L2MessageQueue predeploy, i.e., `messageRoot`
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// in contracts/src/libraries/common/AppendOnlyMerkleTree.sol
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func ReadWTRSlot(addr common.Address, state StateDB) common.Hash {
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return state.GetState(addr, rcfg.WithdrawTrieRootSlot)
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}
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