SignatureUtil class

Constructors

SignatureUtil()

Properties

hashCode → int

The hash code for this object.

no setter, inherited

runtimeType → Type

A representation of the runtime type of the object.

no setter, inherited

Methods

noSuchMethod(Invocation invocation) → dynamic

Invoked when a nonexistent method or property is accessed.

inherited

toString() → String

A string representation of this object.

inherited

Operators

operator ==(Object other) → bool

The equality operator.

inherited

Static Methods

concatSig(Uint8List r, Uint8List s, Uint8List v) → String

ecRecover({required String signature, required Uint8List message, int? chainId, required dynamic isPersonalSign}) → String

fromRpcSig(String sig) → ECDSASignature

isValidSignature(BigInt r, BigInt s, int v, {bool homesteadOrLater = true, int? chainId}) → bool

privateKeyToPublicKey(Uint8List privateKey) → Uint8List

Generates a public key for the given private key using the ecdsa curve which Ethereum uses.

publicKeyToAddress(Uint8List publicKey) → Uint8List

recoverPublicKeyFromSignature(ECDSASignature sig, Uint8List message, {int? chainId}) → Uint8List?

sign({required Uint8List message, String? privateKey, Uint8List? privateKeyInBytes}) → String

signPersonalMessage({required Uint8List message, String? privateKey, Uint8List? privateKeyInBytes}) → String

signToSignature(Uint8List message, Uint8List privateKey) → ECDSASignature