pdp

Documentation

Index

• Constants
• func GetPdpVersionFromProof(proof []byte) uint64
• func GetPdpVersionFromUniqueId(uniqueId []byte) uint64
• func VerifyProofWithUniqueId(uniqueId []byte, proof []byte, challenge []uint64) error
• type Pdp
  • func NewPdp(version uint64) *Pdp
  • func (p *Pdp) GenChallenge(nodeId [20]byte, blockHash []byte, fileBlockNum uint64) ([]uint64, error)
  • func (p *Pdp) GenProofWithBlocks(fileBlocks []types.Block, uniqueId []byte, challenge []uint64) ([]byte, error)
  • func (p *Pdp) GenUniqueIdWithFileBlocks(fileBlocks []types.Block) ([]byte, error)

Constants

const (
	VersionLength              = 8
	MaxMerklePdpChallengeBlock = 1
)

const (
	MerklePdp = 1
)

Functions

func GetPdpVersionFromProof

func GetPdpVersionFromProof(proof []byte) uint64

GetPdpVersionFromProof get pdp version from proof data

func GetPdpVersionFromUniqueId

func GetPdpVersionFromUniqueId(uniqueId []byte) uint64

GetPdpVersionFromUniqueId get pdp version from uniqueId data

func VerifyProofWithUniqueId

func VerifyProofWithUniqueId(uniqueId []byte, proof []byte, challenge []uint64) error

VerifyProof used in consensus algorithm

Types

type Pdp

type Pdp struct {
	Version uint64
}

func NewPdp

func NewPdp(version uint64) *Pdp

func (*Pdp) GenChallenge

func (p *Pdp) GenChallenge(nodeId [20]byte, blockHash []byte, fileBlockNum uint64) ([]uint64, error)

GenChallenge compute the index to choose block

func (*Pdp) GenProofWithBlocks

func (p *Pdp) GenProofWithBlocks(fileBlocks []types.Block, uniqueId []byte, challenge []uint64) ([]byte, error)

BuildProof need parameters

func (*Pdp) GenUniqueIdWithFileBlocks

func (p *Pdp) GenUniqueIdWithFileBlocks(fileBlocks []types.Block) ([]byte, error)