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54 changes: 30 additions & 24 deletions
54
UnstoppableWallet/UnstoppableWallet.xcodeproj/project.pbxproj
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29 changes: 0 additions & 29 deletions
29
UnstoppableWallet/UnstoppableWallet/Core/Crypto/AppearanceBackup.swift
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141 changes: 141 additions & 0 deletions
141
UnstoppableWallet/UnstoppableWallet/Core/Crypto/BackupCrypto.swift
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,141 @@ | ||
| import Foundation | ||
|
|
||
| class BackupCrypto: Codable { | ||
| static var defaultBackup = KdfParams(dklen: 32, n: 16384, p: 4, r: 8, salt: AppConfig.backupSalt) | ||
|
|
||
| let cipher: String | ||
| let cipherParams: CipherParams | ||
| let cipherText: String | ||
| let kdf: String | ||
| let kdfParams: KdfParams | ||
| let mac: String | ||
|
|
||
| enum CodingKeys: String, CodingKey { | ||
| case cipher | ||
| case cipherParams = "cipherparams" | ||
| case cipherText = "ciphertext" | ||
| case kdf | ||
| case kdfParams = "kdfparams" | ||
| case mac | ||
| } | ||
|
|
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| init(cipher: String, cipherParams: CipherParams, cipherText: String, kdf: String, kdfParams: KdfParams, mac: String) { | ||
| self.cipher = cipher | ||
| self.cipherParams = cipherParams | ||
| self.cipherText = cipherText | ||
| self.kdf = kdf | ||
| self.kdfParams = kdfParams | ||
| self.mac = mac | ||
| } | ||
|
|
||
| required init(from decoder: Decoder) throws { | ||
| let container = try decoder.container(keyedBy: CodingKeys.self) | ||
| cipher = try container.decode(String.self, forKey: .cipher) | ||
| cipherParams = try container.decode(CipherParams.self, forKey: .cipherParams) | ||
| cipherText = try container.decode(String.self, forKey: .cipherText) | ||
| kdf = try container.decode(String.self, forKey: .kdf) | ||
| kdfParams = try container.decode(KdfParams.self, forKey: .kdfParams) | ||
| mac = try container.decode(String.self, forKey: .mac) | ||
| } | ||
|
|
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| func encode(to encoder: Encoder) throws { | ||
| var container = encoder.container(keyedBy: CodingKeys.self) | ||
| try container.encode(cipher, forKey: .cipher) | ||
| try container.encode(cipherParams, forKey: .cipherParams) | ||
| try container.encode(cipherText, forKey: .cipherText) | ||
| try container.encode(kdf, forKey: .kdf) | ||
| try container.encode(kdfParams, forKey: .kdfParams) | ||
| try container.encode(mac, forKey: .mac) | ||
| } | ||
| } | ||
|
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| extension BackupCrypto { | ||
| func data(passphrase: String) throws -> Data { | ||
| try Self.validate(passphrase: passphrase) | ||
| // Validation data | ||
| guard let data = Data(base64Encoded: cipherText) else { | ||
| throw RestoreCloudModule.RestoreError.invalidBackup | ||
| } | ||
|
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| // validation passphrase | ||
| let isValid = (try? BackupCryptoHelper.isValid( | ||
| macHex: mac, | ||
| pass: passphrase, | ||
| message: cipherText.hs.data, | ||
| kdf: kdfParams | ||
| )) ?? false | ||
| guard isValid else { | ||
| throw RestoreCloudModule.RestoreError.invalidPassword | ||
| } | ||
|
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| return try BackupCryptoHelper.AES128( | ||
| operation: .decrypt, | ||
| ivHex: cipherParams.iv, | ||
| pass: passphrase, | ||
| message: data, | ||
| kdf: kdfParams | ||
| ) | ||
| } | ||
|
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| func accountType(type: AccountType.Abstract, passphrase: String) throws -> AccountType { | ||
| let data = try data(passphrase: passphrase) | ||
|
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| guard let accountType = AccountType.decode(uniqueId: data, type: type) else { | ||
| throw RestoreCloudModule.RestoreError.invalidBackup | ||
| } | ||
|
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| return accountType | ||
| } | ||
| } | ||
|
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| extension BackupCrypto { | ||
| static func validate(passphrase: String) throws { | ||
| // Validation passphrase | ||
| guard !passphrase.isEmpty else { | ||
| throw ValidationError.emptyPassphrase | ||
| } | ||
| guard passphrase.count >= BackupCloudModule.minimumPassphraseLength else { | ||
| throw ValidationError.simplePassword | ||
| } | ||
|
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| let allSatisfy = BackupCloudModule.PassphraseCharacterSet.allCases.allSatisfy { set in set.contains(passphrase) } | ||
| if !allSatisfy { | ||
| throw ValidationError.simplePassword | ||
| } | ||
| } | ||
|
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| static func instance(data: Data, passphrase: String, kdf: KdfParams = .defaultBackup) throws -> BackupCrypto { | ||
| let iv = BackupCryptoHelper.generateInitialVector().hs.hex | ||
|
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| let cipherText = try BackupCryptoHelper.AES128( | ||
| operation: .encrypt, | ||
| ivHex: iv, | ||
| pass: passphrase, | ||
| message: data, | ||
| kdf: kdf | ||
| ) | ||
|
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| let encodedCipherText = cipherText.base64EncodedString() | ||
| let mac = try BackupCryptoHelper.mac( | ||
| pass: passphrase, | ||
| message: encodedCipherText.hs.data, | ||
| kdf: kdf | ||
| ) | ||
|
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||
| return BackupCrypto( | ||
| cipher: BackupCryptoHelper.defaultCypher, | ||
| cipherParams: CipherParams(iv: iv), | ||
| cipherText: encodedCipherText, | ||
| kdf: BackupCryptoHelper.defaultKdf, | ||
| kdfParams: kdf, | ||
| mac: mac.hs.hex | ||
| ) | ||
| } | ||
| } | ||
|
|
||
| extension BackupCrypto { | ||
| enum ValidationError: Error { | ||
| case emptyPassphrase | ||
| case simplePassword | ||
| } | ||
| } |
42 changes: 39 additions & 3 deletions
42
UnstoppableWallet/UnstoppableWallet/Core/Crypto/FullBackup.swift
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,8 +1,44 @@ | ||
| import Foundation | ||
|
|
||
| struct FullBackup { | ||
| let wallets: [WalletBackup] | ||
| let id: String | ||
| let wallets: [RestoreCloudModule.RestoredBackup] | ||
| let watchlistIds: [String] | ||
| let contacts: ContactBook? | ||
| let appearance: AppearanceBackup? | ||
| let contacts: BackupCrypto? | ||
| let settings: SettingsBackup? | ||
| let version: Int | ||
| let timestamp: TimeInterval? | ||
| } | ||
|
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| extension FullBackup: Codable { | ||
| enum CodingKeys: String, CodingKey { | ||
| case id | ||
| case wallets | ||
| case watchlistIds = "watchlist" | ||
| case contacts | ||
| case settings | ||
| case version | ||
| case timestamp | ||
| } | ||
|
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| // init(from decoder: Decoder) throws { | ||
| // let container = try decoder.container(keyedBy: CodingKeys.self) | ||
| // wallets = (try? container.decode([RestoreCloudModule.RestoredBackup].self, forKey: .wallets)) ?? [] | ||
| // watchlistIds = (try? container.decode([String].self, forKey: .watchlistIds)) ?? [] | ||
| // contacts = try? container.decode([BackupContact].self, forKey: .contacts) | ||
| // evmSyncSources = try? container.decode(SyncSourceBackup.self, forKey: .evmSyncSources) | ||
| // settings = try? container.decode(SettingsBackup.self, forKey: .settings) | ||
| // } | ||
|
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| func encode(to encoder: Encoder) throws { | ||
| var container = encoder.container(keyedBy: CodingKeys.self) | ||
| try container.encode(id, forKey: .id) | ||
| if !wallets.isEmpty { try container.encode(wallets, forKey: .wallets) } | ||
| if !watchlistIds.isEmpty { try container.encode(watchlistIds, forKey: .watchlistIds) } | ||
| if let contacts { try container.encode(contacts, forKey: .contacts) } | ||
| if let settings { try container.encode(settings, forKey: .settings) } | ||
| try container.encode(version, forKey: .version) | ||
| try container.encode(version, forKey: .version) | ||
| try? container.encode(timestamp, forKey: .timestamp) | ||
| } | ||
| } |
55 changes: 55 additions & 0 deletions
55
UnstoppableWallet/UnstoppableWallet/Core/Crypto/SettingsBackup.swift
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,55 @@ | ||
| import Foundation | ||
| import Chart | ||
| import CurrencyKit | ||
| import ThemeKit | ||
|
|
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| struct SettingsBackup: Codable { | ||
| let evmSyncSources: EvmSyncSourceManager.SyncSourceBackup | ||
|
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| let lockTimeEnabled: Bool | ||
| let remoteContactsSync: Bool | ||
| let defaultProviders: [DefaultProvider] | ||
| let chartIndicators: [ChartIndicator] | ||
| let indicatorsShown: Bool | ||
| let currentLanguage: String | ||
| let baseCurrency: String | ||
|
|
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| let mode: ThemeMode | ||
| let showMarketTab: Bool | ||
| let launchScreen: LaunchScreen | ||
| let conversionTokenQueryId: String? | ||
| let balancePrimaryValue: BalancePrimaryValue | ||
| let balanceAutoHide: Bool | ||
| let appIcon: String | ||
|
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| enum CodingKeys: String, CodingKey { | ||
| case evmSyncSources = "evm_sync_sources" | ||
| case lockTimeEnabled = "lock_time" | ||
| case remoteContactsSync = "contacts_sync" | ||
| case defaultProviders = "default_providers" | ||
| case chartIndicators = "indicators" | ||
| case indicatorsShown = "indicators_shown" | ||
| case currentLanguage = "language" | ||
| case baseCurrency = "currency" | ||
| case mode = "theme_mode" | ||
| case showMarketTab = "show_market" | ||
| case launchScreen = "launch_screen" | ||
| case conversionTokenQueryId = "conversion_token_query_id" | ||
| case balancePrimaryValue = "balance_primary_value" | ||
| case balanceAutoHide = "balance_auto_hide" | ||
| case appIcon = "app_icon" | ||
| } | ||
|
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| } | ||
|
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| extension SettingsBackup { | ||
| struct DefaultProvider: Codable { | ||
| enum CodingKeys: String, CodingKey { | ||
| case blockchainTypeId = "blockchain_type_id" | ||
| case provider | ||
| } | ||
|
|
||
| let blockchainTypeId: String | ||
| let provider: String | ||
| } | ||
| } |
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