emerald-vault-core 0.26.6

Ethereum secure account management core libary
Documentation 
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/*
Copyright 2019 ETCDEV GmbH

Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at

    http://www.apache.org/licenses/LICENSE-2.0

Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
use super::Error;
use crate::keystore::{CryptoType, KeyFile};

/// `Keyfile` for HD Wallet
#[derive(Serialize, Deserialize, Clone, Debug, Eq, PartialEq)]
pub struct HdwalletCrypto {
    /// Cipher type 'hardware'
    pub cipher: String,

    /// HD Wallet type
    pub hardware: String,

    /// HD path as specified in BIP-32
    pub hd_path: String,
}

impl Default for HdwalletCrypto {
    fn default() -> HdwalletCrypto {
        HdwalletCrypto {
            cipher: String::new(),
            hardware: String::new(),
            hd_path: String::new(),
        }
    }
}

impl HdwalletCrypto {
    /// Try to convert from `Keyfile`
    /// Fail if type of `crypto` section than `Self`
    ///
    pub fn try_from(kf: &KeyFile) -> Result<Self, Error> {
        match kf.crypto {
            CryptoType::HdWallet(ref hd) => Ok(Self {
                cipher: hd.cipher.clone(),
                hardware: hd.hardware.clone(),
                hd_path: hd.hd_path.clone(),
            }),
            _ => Err(Error::HDWalletError("HD wallet".to_string())),
        }
    }
}

impl Into<KeyFile> for HdwalletCrypto {
    fn into(self) -> KeyFile {
        KeyFile {
            crypto: CryptoType::HdWallet(self),
            ..Default::default()
        }
    }
}

//impl Decodable for HdwalletCrypto {
//    fn decode<D: Decoder>(d: &mut D) -> Result<Self, D::Error> {
//        d.read_struct("Crypto", 3, |d| {
//            let cipher = d.read_struct_field("cipher", 0, |d| decode_str(d))?;
//            let hardware = d.read_struct_field("hardware", 1, |d| decode_str(d))?;
//            let hd_path = d.read_struct_field("hd_path", 2, |d| decode_str(d))?;
//
//            Ok(Self {
//                cipher,
//                hardware,
//                hd_path,
//            })
//        })
//    }
//}

//impl Encodable for HdwalletCrypto {
//    fn encode<S: Encoder>(&self, s: &mut S) -> Result<(), S::Error> {
//        s.emit_struct("Crypto", 3, |s| {
//            s.emit_struct_field("cipher", 0, |s| s.emit_str(&self.cipher.to_string()))?;
//            s.emit_struct_field("hardware", 1, |s| self.hardware.encode(s))?;
//            s.emit_struct_field("hd_path", 2, |s| self.hd_path.encode(s))?;
//
//            Ok(())
//        })
//    }
//}