crypto

Documentation

Index

• func CryptoToRuntimeHashingAlgorithm(h hash.HashingAlgorithm) runtime.HashAlgorithm
• func CryptoToRuntimeSigningAlgorithm(s crypto.SigningAlgorithm) runtime.SignatureAlgorithm
• func NewAccountPublicKey(publicKey *runtime.PublicKey, hashAlgo sema.HashAlgorithm, keyIndex int, ...) (*flow.AccountPublicKey, error)
• func NewHasher(hashAlgo hash.HashingAlgorithm) hash.Hasher
• func RuntimeToCryptoHashingAlgorithm(s runtime.HashAlgorithm) hash.HashingAlgorithm
• func RuntimeToCryptoSigningAlgorithm(s runtime.SignatureAlgorithm) crypto.SigningAlgorithm
• func VerifySignatureFromRuntime(verifier SignatureVerifier, signature []byte, rawTag string, message []byte, ...) (bool, error)
• type DefaultSignatureVerifier
  • func NewDefaultSignatureVerifier() DefaultSignatureVerifier
  • func (DefaultSignatureVerifier) Verify(signature []byte, tag []byte, message []byte, publicKey crypto.PublicKey, ...) (bool, error)
• type SignatureVerifier

Functions

func CryptoToRuntimeHashingAlgorithm

func CryptoToRuntimeHashingAlgorithm(h hash.HashingAlgorithm) runtime.HashAlgorithm

CryptoToRuntimeHashingAlgorithm converts a crypto hashing algorithm to a runtime hash algorithm.

func CryptoToRuntimeSigningAlgorithm

func CryptoToRuntimeSigningAlgorithm(s crypto.SigningAlgorithm) runtime.SignatureAlgorithm

CryptoToRuntimeSigningAlgorithm converts a crypto signature algorithm to a runtime signature algorithm.

func NewAccountPublicKey

func NewAccountPublicKey(publicKey *runtime.PublicKey,
	hashAlgo sema.HashAlgorithm,
	keyIndex int,
	weight int,
) (*flow.AccountPublicKey, error)

NewAccountPublicKey construct an account public key given a runtime public key.

func NewHasher

func NewHasher(hashAlgo hash.HashingAlgorithm) hash.Hasher

NewHasher returns a crypto hasher supported by runtime.

func RuntimeToCryptoHashingAlgorithm

func RuntimeToCryptoHashingAlgorithm(s runtime.HashAlgorithm) hash.HashingAlgorithm

RuntimeToCryptoHashingAlgorithm converts a runtime hash algorithm to a crypto hashing algorithm.

func RuntimeToCryptoSigningAlgorithm

func RuntimeToCryptoSigningAlgorithm(s runtime.SignatureAlgorithm) crypto.SigningAlgorithm

RuntimeToCryptoSigningAlgorithm converts a runtime signature algorithm to a crypto signature algorithm.

func VerifySignatureFromRuntime

func VerifySignatureFromRuntime(
	verifier SignatureVerifier,
	signature []byte,
	rawTag string,
	message []byte,
	rawPublicKey []byte,
	signatureAlgorithm runtime.SignatureAlgorithm,
	hashAlgorithm runtime.HashAlgorithm,
) (bool, error)

VerifySignatureFromRuntime is an adapter that performs signature verification using raw values provided by the Cadence runtime.

Types

type DefaultSignatureVerifier

type DefaultSignatureVerifier struct{}

func NewDefaultSignatureVerifier

func NewDefaultSignatureVerifier() DefaultSignatureVerifier

func (DefaultSignatureVerifier) Verify

func (DefaultSignatureVerifier) Verify(
	signature []byte,
	tag []byte,
	message []byte,
	publicKey crypto.PublicKey,
	hashAlgo hash.HashingAlgorithm,
) (bool, error)

type SignatureVerifier

type SignatureVerifier interface {
	Verify(
		signature []byte,
		tag []byte,
		message []byte,
		publicKey crypto.PublicKey,
		hashAlgo hash.HashingAlgorithm,
	) (bool, error)
}