106 lines
3.4 KiB
Rust
106 lines
3.4 KiB
Rust
// Copyright 2015-2020 Parity Technologies (UK) Ltd.
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// This file is part of OpenEthereum.
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// OpenEthereum 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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// OpenEthereum 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 OpenEthereum. If not, see <http://www.gnu.org/licenses/>.
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use super::Crypto;
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use serde_json;
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use std::io::{Read, Write};
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/// Vault meta file
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#[derive(Debug, PartialEq, Serialize, Deserialize)]
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pub struct VaultFile {
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/// Vault password, encrypted with vault password
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pub crypto: Crypto,
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/// Vault metadata string
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pub meta: Option<String>,
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}
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impl VaultFile {
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pub fn load<R>(reader: R) -> Result<Self, serde_json::Error>
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where
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R: Read,
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{
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serde_json::from_reader(reader)
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}
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pub fn write<W>(&self, writer: &mut W) -> Result<(), serde_json::Error>
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where
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W: Write,
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{
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serde_json::to_writer(writer, self)
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}
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}
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#[cfg(test)]
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mod test {
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use json::{Aes128Ctr, Cipher, Crypto, Kdf, Pbkdf2, Prf, VaultFile};
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use serde_json;
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use std::num::NonZeroU32;
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lazy_static! {
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static ref ITERATIONS: NonZeroU32 = NonZeroU32::new(1024).expect("1024 > 0; qed");
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}
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#[test]
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fn to_and_from_json() {
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let file = VaultFile {
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crypto: Crypto {
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cipher: Cipher::Aes128Ctr(Aes128Ctr {
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iv: "0155e3690be19fbfbecabcd440aa284b".into(),
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}),
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ciphertext: "4d6938a1f49b7782".into(),
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kdf: Kdf::Pbkdf2(Pbkdf2 {
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c: *ITERATIONS,
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dklen: 32,
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prf: Prf::HmacSha256,
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salt: "b6a9338a7ccd39288a86dba73bfecd9101b4f3db9c9830e7c76afdbd4f6872e5".into(),
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}),
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mac: "16381463ea11c6eb2239a9f339c2e780516d29d234ce30ac5f166f9080b5a262".into(),
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},
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meta: Some("{}".into()),
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};
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let serialized = serde_json::to_string(&file).unwrap();
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let deserialized = serde_json::from_str(&serialized).unwrap();
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assert_eq!(file, deserialized);
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}
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#[test]
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fn to_and_from_json_no_meta() {
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let file = VaultFile {
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crypto: Crypto {
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cipher: Cipher::Aes128Ctr(Aes128Ctr {
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iv: "0155e3690be19fbfbecabcd440aa284b".into(),
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}),
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ciphertext: "4d6938a1f49b7782".into(),
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kdf: Kdf::Pbkdf2(Pbkdf2 {
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c: *ITERATIONS,
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dklen: 32,
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prf: Prf::HmacSha256,
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salt: "b6a9338a7ccd39288a86dba73bfecd9101b4f3db9c9830e7c76afdbd4f6872e5".into(),
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}),
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mac: "16381463ea11c6eb2239a9f339c2e780516d29d234ce30ac5f166f9080b5a262".into(),
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},
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meta: None,
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};
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let serialized = serde_json::to_string(&file).unwrap();
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let deserialized = serde_json::from_str(&serialized).unwrap();
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assert_eq!(file, deserialized);
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}
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}
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