102 lines
2.5 KiB
Rust
102 lines
2.5 KiB
Rust
// Copyright 2015-2019 Parity Technologies (UK) Ltd.
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// This file is part of Parity Ethereum.
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// Parity Ethereum is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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// Parity Ethereum is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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// You should have received a copy of the GNU General Public License
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// along with Parity Ethereum. If not, see <http://www.gnu.org/licenses/>.
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//! Dummy module for platforms that does not provide support for hardware wallets (libusb)
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extern crate ethereum_types;
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extern crate ethkey;
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use std::fmt;
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use ethereum_types::U256;
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use ethkey::{Address, Signature};
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pub struct WalletInfo {
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pub address: Address,
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pub name: String,
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pub manufacturer: String,
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}
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#[derive(Debug)]
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/// `ErrorType` for devices with no `hardware wallet`
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pub enum Error {
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NoWallet,
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KeyNotFound,
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}
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pub struct TransactionInfo {
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/// Nonce
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pub nonce: U256,
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/// Gas price
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pub gas_price: U256,
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/// Gas limit
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pub gas_limit: U256,
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/// Receiver
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pub to: Option<Address>,
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/// Value
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pub value: U256,
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/// Data
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pub data: Vec<u8>,
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/// Chain ID
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pub chain_id: Option<u64>,
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}
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pub enum KeyPath {
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/// Ethereum.
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Ethereum,
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/// Ethereum classic.
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EthereumClassic,
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}
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/// `HardwareWalletManager` for devices with no `hardware wallet`
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pub struct HardwareWalletManager;
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impl HardwareWalletManager {
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pub fn new() -> Result<Self, Error> {
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Err(Error::NoWallet)
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}
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pub fn set_key_path(&self, _key_path: KeyPath) {}
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pub fn wallet_info(&self, _: &Address) -> Option<WalletInfo> {
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None
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}
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pub fn list_wallets(&self) -> Vec<WalletInfo> {
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Vec::with_capacity(0)
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}
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pub fn list_locked_wallets(&self) -> Result<Vec<String>, Error> {
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Err(Error::NoWallet)
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}
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pub fn pin_matrix_ack(&self, _: &str, _: &str) -> Result<bool, Error> {
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Err(Error::NoWallet)
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}
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pub fn sign_transaction(&self, _address: &Address, _transaction: &TransactionInfo, _rlp_transaction: &[u8]) -> Result<Signature, Error> {
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Err(Error::NoWallet) }
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pub fn sign_message(&self, _address: &Address, _msg: &[u8]) -> Result<Signature, Error> {
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Err(Error::NoWallet)
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}
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}
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impl fmt::Display for Error {
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fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
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write!(f, "No hardware wallet!!")
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}
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}
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