26 lines
1.2 KiB
Go
26 lines
1.2 KiB
Go
package dbft
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// PreBlock is a generic interface for a PreBlock used by anti-MEV dBFT extension.
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// It holds a "draft" of block that should be converted to a final block with the
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// help of additional data held by PreCommit messages.
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type PreBlock[H Hash] interface {
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// Data returns PreBlock's data CNs need to exchange during PreCommit phase.
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// Data represents additional information not related to a final block signature.
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Data() []byte
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// SetData generates and sets PreBlock's data CNs need to exchange during
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// PreCommit phase.
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SetData(key PrivateKey) error
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// Verify checks if data related to PreCommit phase is correct. This method is
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// refined on PreBlock rather than on PreCommit message since PreBlock itself is
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// required for PreCommit's data verification. It's guaranteed that all
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// proposed transactions are collected by the moment of call to Verify.
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Verify(key PublicKey, data []byte) error
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// Transactions returns PreBlock's transaction list. This list may be different
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// comparing to the final set of Block's transactions.
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Transactions() []Transaction[H]
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// SetTransactions sets PreBlock's transaction list. This list may be different
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// comparing to the final set of Block's transactions.
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SetTransactions([]Transaction[H])
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}
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