31 lines
1.0 KiB
Go
31 lines
1.0 KiB
Go
package dbft
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// Block is a generic interface for a block used by dbft.
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type Block[H Hash] interface {
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// Hash returns block hash.
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Hash() H
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// PrevHash returns previous block hash.
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PrevHash() H
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// MerkleRoot returns a merkle root of the transaction hashes.
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MerkleRoot() H
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// Index returns block index.
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Index() uint32
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// Signature returns block's signature.
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Signature() []byte
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// Sign signs block and sets it's signature.
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Sign(key PrivateKey) error
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// Verify checks if signature is correct.
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Verify(key PublicKey, sign []byte) error
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// Transactions returns block's transaction list.
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Transactions() []Transaction[H]
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// SetTransactions sets block's transaction list. For anti-MEV extension
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// transactions provided via this call are taken directly from PreBlock level
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// and thus, may be out-of-date. Thus, with anti-MEV extension enabled it's
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// suggested to use this method as a Block finalizer since it will be called
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// right before the block approval. Do not rely on this with anti-MEV extension
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// disabled.
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SetTransactions([]Transaction[H])
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}
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