SteemSignature class

Steem Signature

Constructors

SteemSignature(int i, BigInt r, BigInt s)

Default constructor from i, r, s

SteemSignature.fromBuffer(Uint8List buffer, String? keyType)

Construct signature from buffer

SteemSignature.fromString(String signatureStr)

Construct signature from string

factory

Properties

ecSig ↔ ECSignature

getter/setter pair

hashCode → int

The hash code for this object.

no setter, inherited

i ↔ int

getter/setter pair

keyType ↔ String?

getter/setter pair, 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

recover(dynamic data) → Future<SteemPublicKey>

Recover the public key used to create this signature using full data. @arg {String|Uint8List|List

recoverHash(Digest dataSha256) → Future<SteemPublicKey>

@arg {Digest} dataSha256 - sha256 hash 32 byte buffer @return {PublicKey}

toBuffer() → Uint8List

toHex() → String

toString() → String

A string representation of this object.

override

verify(String data, SteemPublicKey publicKey) → bool

Verify the signature of the string data

verifyHash(Uint8List sha256Data, SteemPublicKey publicKey) → bool

Verify the signature from in SHA256 hashed data

Operators

operator ==(Object other) → bool

The equality operator.

inherited

Static Methods

calcPubKeyRecoveryParam(BigInt e, ECSignature ecSig, SteemPublicKey publicKey) → int

Find the public key recovery factor

ecSigToDER(ECSignature ecSig) → Uint8List

ECSignature to DER format bytes

multiplyTwo(ECPoint t, BigInt j, ECPoint x, BigInt k) → ECPoint?

recoverPubKey(BigInt e, ECSignature ecSig, int i) → ECPoint?

Recovery public key from ECSignature

testBit(BigInt j, int n) → bool