ethashproof

Documentation

Index

• Constants
• Variables
• func CalculateDatasetMerkleRoot(epoch uint64, saveCache bool) (mtree.Hash, error)
• func CalculateProof(blockno uint64, index uint32, cache *DatasetMerkleTreeCache) (mtree.Word, []mtree.Hash, error)
• func PersistCache(dirPath string, cache *DatasetMerkleTreeCache) error
• func RLPHeader(header *types.Header) ([]byte, error)
• type DatasetMerkleTreeCache
  • func LoadCache(dirPath string, epoch int) (*DatasetMerkleTreeCache, error)
  • func (self *DatasetMerkleTreeCache) Print()

Constants

const CACHE_LEVEL uint64 = 15

const MAX_CACHE_SIZE int = 5

Variables

var (
	DefaultDir = defaultDir()
)

Functions

func CalculateDatasetMerkleRoot

func CalculateDatasetMerkleRoot(epoch uint64, saveCache bool) (mtree.Hash, error)

1. Generate the dataset if needed
2. Build merkle tree
3. If saveCache is true, save root merkle tree of 10 levels to disk
4. Return merkle root

func CalculateProof

func CalculateProof(blockno uint64, index uint32, cache *DatasetMerkleTreeCache) (mtree.Word, []mtree.Hash, error)

func PersistCache

func PersistCache(dirPath string, cache *DatasetMerkleTreeCache) error

func RLPHeader

func RLPHeader(header *types.Header) ([]byte, error)

Types

type DatasetMerkleTreeCache

type DatasetMerkleTreeCache struct {
	Epoch       uint64         `json:"epoch"`
	ProofLength uint64         `json:"proof_length"`
	CacheLength uint64         `json:"cache_length"`
	RootHash    mtree.Hash     `json:"root_hash"`
	Proofs      [][]mtree.Hash `json:"proofs"`
}

func LoadCache

func LoadCache(dirPath string, epoch int) (*DatasetMerkleTreeCache, error)

func (*DatasetMerkleTreeCache) Print

func (self *DatasetMerkleTreeCache) Print()