utils

Documentation

Index

• Constants
• func Decode(diff StorageDiff, metadata StorageValueMetadata) (interface{}, error)
• func HexToKeccak256Hash(hex string) common.Hash
• type ErrContractNotFound
  • func (e ErrContractNotFound) Error() string
• type ErrMetadataMalformed
  • func (e ErrMetadataMalformed) Error() string
• type ErrRowMalformed
  • func (e ErrRowMalformed) Error() string
• type ErrStorageKeyNotFound
  • func (e ErrStorageKeyNotFound) Error() string
• type Key
• type StorageDiff
  • func FromGethStateDiff(account statediff.AccountDiff, stateDiff *statediff.StateDiff, ...) (StorageDiff, error)
  • func FromParityCsvRow(csvRow []string) (StorageDiff, error)
• type StorageValueMetadata
  • func GetStorageValueMetadata(name string, keys map[Key]string, valueType ValueType) StorageValueMetadata
  • func GetStorageValueMetadataForPackedSlot(name string, keys map[Key]string, valueType ValueType, ...) StorageValueMetadata
• type ValueType

Constants

const ExpectedRowLength = 5

Functions

func Decode

func Decode(diff StorageDiff, metadata StorageValueMetadata) (interface{}, error)

func HexToKeccak256Hash

func HexToKeccak256Hash(hex string) common.Hash

Types

type ErrContractNotFound

type ErrContractNotFound struct {
	Contract string
}

func (ErrContractNotFound) Error

func (e ErrContractNotFound) Error() string

type ErrMetadataMalformed

type ErrMetadataMalformed struct {
	MissingData Key
}

func (ErrMetadataMalformed) Error

func (e ErrMetadataMalformed) Error() string

type ErrRowMalformed

type ErrRowMalformed struct {
	Length int
}

func (ErrRowMalformed) Error

func (e ErrRowMalformed) Error() string

type ErrStorageKeyNotFound

type ErrStorageKeyNotFound struct {
	Key string
}

func (ErrStorageKeyNotFound) Error

func (e ErrStorageKeyNotFound) Error() string

type Key

type Key string

type StorageDiff

type StorageDiff struct {
	Id            int
	HashedAddress common.Hash `db:"contract"`
	BlockHash     common.Hash `db:"block_hash"`
	BlockHeight   int         `db:"block_height"`
	StorageKey    common.Hash `db:"storage_key"`
	StorageValue  common.Hash `db:"storage_value"`
}

func FromGethStateDiff

func FromGethStateDiff(account statediff.AccountDiff, stateDiff *statediff.StateDiff, storage statediff.StorageDiff) (StorageDiff, error)

func FromParityCsvRow

func FromParityCsvRow(csvRow []string) (StorageDiff, error)

type StorageValueMetadata

type StorageValueMetadata struct {
	Name        string
	Keys        map[Key]string
	Type        ValueType
	PackedNames map[int]string    //zero indexed position in map => name of packed item
	PackedTypes map[int]ValueType //zero indexed position in map => type of packed item
}

func GetStorageValueMetadata

func GetStorageValueMetadata(name string, keys map[Key]string, valueType ValueType) StorageValueMetadata

func GetStorageValueMetadataForPackedSlot

func GetStorageValueMetadataForPackedSlot(name string, keys map[Key]string, valueType ValueType, packedNames map[int]string, packedTypes map[int]ValueType) StorageValueMetadata

type ValueType

type ValueType int

const (
	Uint256 ValueType = iota
	Uint48
	Uint128
	Bytes32
	Address
	PackedSlot
)