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31 lines
1.0 KiB
Go
31 lines
1.0 KiB
Go
package state_native
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import (
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"errors"
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"github.com/OffchainLabs/prysm/v7/beacon-chain/state/state-native/types"
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"github.com/OffchainLabs/prysm/v7/beacon-chain/state/stateutil"
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"github.com/OffchainLabs/prysm/v7/config/params"
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"github.com/OffchainLabs/prysm/v7/consensus-types/primitives"
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"github.com/OffchainLabs/prysm/v7/runtime/version"
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)
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// SetProposerLookahead is a mutating call to the beacon state which sets the proposer lookahead
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func (b *BeaconState) SetProposerLookahead(lookahead []primitives.ValidatorIndex) error {
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if b.version < version.Fulu {
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return errNotSupported("SetProposerLookahead", b.version)
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}
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if len(lookahead) != int((params.BeaconConfig().MinSeedLookahead+1))*int(params.BeaconConfig().SlotsPerEpoch) {
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return errors.New("invalid size for proposer lookahead")
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}
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b.lock.Lock()
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defer b.lock.Unlock()
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b.sharedFieldReferences[types.ProposerLookahead].MinusRef()
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b.sharedFieldReferences[types.ProposerLookahead] = stateutil.NewRef(1)
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b.proposerLookahead = lookahead
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b.markFieldAsDirty(types.ProposerLookahead)
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return nil
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}
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