tokenary/Encrypted Ink/Ethereum/EIP712/EIP712Signer.swift
2021-06-12 19:09:39 +03:00

34 lines
747 B
Swift

//
// This source file is part of the 0x.swift open source project
// Copyright 2019 The 0x.swift Authors
// Licensed under Apache License v2.0
//
// EIP712Signer.swift
//
// Created by Igor Shmakov on 19/04/2019
//
import Foundation
import Web3Swift
import CryptoSwift
public final class EIP712Signer: EIP712Signable {
private let privateKey: EthPrivateKey
public init(privateKey: EthPrivateKey) {
self.privateKey = privateKey
}
public func sign(hash: EIP712Hashable) throws -> SECP256k1Signature {
let signature = SECP256k1Signature(
digest: SimpleBytes(bytes: try hash.hash()),
privateKey: privateKey
)
return signature
}
}