util

package

v0.0.0-...-667e438 Latest Latest Go to latest Published: Oct 17, 2019 License: Apache-2.0 Imports: 12 Imported by: 0

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Repository

github.com/abchain/fabric

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Documentation ¶

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Index ¶

func ArrayToChaincodeArgs(args []string) [][]byte
func CanonicalizeFilePath(filepath string) string
func CanonicalizePath(path string) string
func ComputeCryptoHash(data []byte) (hash []byte)
func CreateUtcTimestamp() *timestamp.Timestamp
func CryptoHashByAlg(alg string) hash.Hash
func DecodeToUint64(bytes []byte) uint64
func DefaultCryptoHash() hash.Hash
func EncodeStatehash(statehash []byte) string
func EncodeUint64(number uint64) []byte
func FindMissingElements(all []string, some []string) (delta []string)
func GenerateBytesUUID() []byte
func GenerateHashFromSignature(path string, args []byte) []byte
func GenerateIDWithAlg(customIDgenAlg string, payload []byte) (string, error)
func GenerateIDfromDigest(d []byte) string
func GenerateIDfromTxSHA256Hash(payload []byte) string
func GenerateIDfromTxSHAHash(payload []byte) stringdeprecated
func GenerateIntUUID() *big.Int
func GenerateUUID() string
func Min(v1, v2 uint64) uint64
func MkdirIfNotExist(targetDir string) bool
func ToChaincodeArgs(args ...string) [][]byte
type ConWriter
- func NewConWriter(wr io.Writer) ConWriter
- func NewHashWriter(h hash.Hash) ConWriter

Constants ¶

This section is empty.

Variables ¶

This section is empty.

Functions ¶

func ArrayToChaincodeArgs ¶

func ArrayToChaincodeArgs(args []string) [][]byte

func CanonicalizeFilePath ¶

func CanonicalizeFilePath(filepath string) string

func CanonicalizePath ¶

func CanonicalizePath(path string) string

func ComputeCryptoHash ¶

func ComputeCryptoHash(data []byte) (hash []byte)

ComputeCryptoHash should be used in openchain code so that we can change the actual algo used for crypto-hash at one place

func CreateUtcTimestamp ¶

func CreateUtcTimestamp() *timestamp.Timestamp

CreateUtcTimestamp returns a google/protobuf/Timestamp in UTC (DEPRECATED, moved to protos)

func CryptoHashByAlg ¶

func CryptoHashByAlg(alg string) hash.Hash

func DecodeToUint64 ¶

func DecodeToUint64(bytes []byte) uint64

func DefaultCryptoHash ¶

func DefaultCryptoHash() hash.Hash

func EncodeStatehash ¶

func EncodeStatehash(statehash []byte) string

func EncodeUint64 ¶

func EncodeUint64(number uint64) []byte

func FindMissingElements ¶

func FindMissingElements(all []string, some []string) (delta []string)

FindMissingElements identifies the elements of the first slice that are not present in the second The second slice is expected to be a subset of the first slice

func GenerateBytesUUID ¶

func GenerateBytesUUID() []byte

GenerateBytesUUID returns a UUID based on RFC 4122 returning the generated bytes

func GenerateHashFromSignature ¶

func GenerateHashFromSignature(path string, args []byte) []byte

GenerateHashFromSignature returns a hash of the combined parameters

func GenerateIDWithAlg ¶

func GenerateIDWithAlg(customIDgenAlg string, payload []byte) (string, error)

GenerateIDWithAlg generates an ID using a custom algorithm

func GenerateIDfromDigest ¶

func GenerateIDfromDigest(d []byte) string

GenerateIDfromTxSHAHash generates SHA256 hash using Tx payload

func GenerateIDfromTxSHA256Hash ¶

func GenerateIDfromTxSHA256Hash(payload []byte) string

func GenerateIDfromTxSHAHash deprecated

func GenerateIDfromTxSHAHash(payload []byte) string

Deprecated: GenerateIDfromTxSHAHash generates SHA256 hash using Tx payload

func GenerateIntUUID ¶

func GenerateIntUUID() *big.Int

GenerateIntUUID returns a UUID based on RFC 4122 returning a big.Int

func GenerateUUID ¶

func GenerateUUID() string

GenerateUUID returns a UUID based on RFC 4122

func Min ¶

func Min(v1, v2 uint64) uint64

func MkdirIfNotExist ¶

func MkdirIfNotExist(targetDir string) bool

func ToChaincodeArgs ¶

func ToChaincodeArgs(args ...string) [][]byte

Types ¶

type ConWriter ¶

type ConWriter interface {
	Write([]byte) ConWriter
	Error() error
}

func NewConWriter ¶

func NewConWriter(wr io.Writer) ConWriter

func NewHashWriter ¶

func NewHashWriter(h hash.Hash) ConWriter

Source Files ¶

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