75 lines
2.1 KiB
Rust
75 lines
2.1 KiB
Rust
// Copyright 2015-2020 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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//! Account Metadata
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use std::{
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collections::HashMap,
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time::Instant,
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};
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use parity_crypto::publickey::Address;
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use ethkey::Password;
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use serde_derive::{Serialize, Deserialize};
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use serde_json;
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/// Type of unlock.
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#[derive(Clone, PartialEq)]
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pub enum Unlock {
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/// If account is unlocked temporarily, it should be locked after first usage.
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OneTime,
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/// Account unlocked permanently can always sign message.
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/// Use with caution.
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Perm,
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/// Account unlocked with a timeout
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Timed(Instant),
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}
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/// Data associated with account.
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#[derive(Clone)]
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pub struct AccountData {
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pub unlock: Unlock,
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pub password: Password,
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}
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/// Collected account metadata
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#[derive(Default, Clone, Debug, PartialEq, Serialize, Deserialize)]
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pub struct AccountMeta {
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/// The name of the account.
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pub name: String,
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/// The rest of the metadata of the account.
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pub meta: String,
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/// The 128-bit Uuid of the account, if it has one (brain-wallets don't).
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pub uuid: Option<String>,
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}
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impl AccountMeta {
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/// Read a hash map of Address -> AccountMeta
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pub fn read<R>(reader: R) -> Result<HashMap<Address, Self>, serde_json::Error> where
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R: ::std::io::Read,
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{
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serde_json::from_reader(reader)
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}
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/// Write a hash map of Address -> AccountMeta
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pub fn write<W>(m: &HashMap<Address, Self>, writer: &mut W) -> Result<(), serde_json::Error> where
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W: ::std::io::Write,
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{
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serde_json::to_writer(writer, m)
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}
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}
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