signature

Jul 20, 2022

Changes in this version

+ type BlockSignerDecoder struct

+ func NewBlockSignerDecoder(committee hotstuff.Committee) *BlockSignerDecoder

+ func (b *BlockSignerDecoder) DecodeSignerIDs(header *flow.Header) (flow.IdentifierList, error)

+ type NoopBlockSignerDecoder struct

+ func NewNoopBlockSignerDecoder() *NoopBlockSignerDecoder

+ func (b *NoopBlockSignerDecoder) DecodeSignerIDs(_ *flow.Header) (flow.IdentifierList, error)

Feb 6, 2022

Changes in this version

+ const SigLen

+ func DecodeDoubleSig(sigData []byte) (crypto.Signature, crypto.Signature, error)

+ func DecodeSingleSig(sigData []byte) (hotstuff.SigType, crypto.Signature, error)

+ func EncodeDoubleSig(stakingSig crypto.Signature, beaconSig crypto.Signature) []byte

+ func EncodeSingleSig(sigType hotstuff.SigType, sig crypto.Signature) []byte

+ func NewRandomBeaconInspector(groupPublicKey crypto.PublicKey, publicKeyShares []crypto.PublicKey, ...) (*randomBeaconInspector, error)

+ type ConsensusSigDataPacker struct

+ func NewConsensusSigDataPacker(committees hotstuff.Committee) *ConsensusSigDataPacker

+ func (p *ConsensusSigDataPacker) Pack(blockID flow.Identifier, sig *hotstuff.BlockSignatureData) ([]flow.Identifier, []byte, error)

+ func (p *ConsensusSigDataPacker) Unpack(blockID flow.Identifier, signerIDs []flow.Identifier, sigData []byte) (*hotstuff.BlockSignatureData, error)

+ type EpochAwareRandomBeaconKeyStore struct

+ func NewEpochAwareRandomBeaconKeyStore(epochLookup module.EpochLookup, keys storage.SafeBeaconKeys) *EpochAwareRandomBeaconKeyStore

+ func (s *EpochAwareRandomBeaconKeyStore) ByView(view uint64) (crypto.PrivateKey, error)

+ type RandomBeaconReconstructor struct

+ func NewRandomBeaconReconstructor(dkg hotstuff.DKG, randomBeaconInspector hotstuff.RandomBeaconInspector) *RandomBeaconReconstructor

+ func (r *RandomBeaconReconstructor) TrustedAdd(signerID flow.Identifier, sig crypto.Signature) (bool, error)

+ func (r *RandomBeaconReconstructor) Verify(signerID flow.Identifier, sig crypto.Signature) error

+ type StaticRandomBeaconSignerStore struct

+ func NewStaticRandomBeaconSignerStore(beaconKey crypto.PrivateKey) *StaticRandomBeaconSignerStore

+ func (s *StaticRandomBeaconSignerStore) ByView(_ uint64) (crypto.PrivateKey, error)

+ type WeightedSignatureAggregator struct

+ func NewWeightedSignatureAggregator(ids flow.IdentityList, pks []crypto.PublicKey, message []byte, dsTag string) (*WeightedSignatureAggregator, error)

+ func (w *WeightedSignatureAggregator) Aggregate() ([]flow.Identifier, []byte, error)

+ func (w *WeightedSignatureAggregator) TotalWeight() uint64

+ func (w *WeightedSignatureAggregator) TrustedAdd(signerID flow.Identifier, sig crypto.Signature) (uint64, error)

+ func (w *WeightedSignatureAggregator) Verify(signerID flow.Identifier, sig crypto.Signature) error