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Diffstat (limited to '')
-rw-r--r-- | WireGuard/Shared/Model/Legacy/LegacyDNSServer.swift | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/WireGuard/Shared/Model/Legacy/LegacyDNSServer.swift b/WireGuard/Shared/Model/Legacy/LegacyDNSServer.swift new file mode 100644 index 0000000..f2afcd7 --- /dev/null +++ b/WireGuard/Shared/Model/Legacy/LegacyDNSServer.swift @@ -0,0 +1,46 @@ +// SPDX-License-Identifier: MIT +// Copyright © 2018 WireGuard LLC. All Rights Reserved. + +import Foundation +import Network + +struct LegacyDNSServer: Codable { + let address: IPAddress + + init(from decoder: Decoder) throws { + let container = try decoder.singleValueContainer() + var data = try container.decode(Data.self) + let ipAddressFromData: IPAddress? = { + switch data.count { + case 4: return IPv4Address(data) + case 16: return IPv6Address(data) + default: return nil + } + }() + guard let ipAddress = ipAddressFromData else { + throw DecodingError.invalidData + } + address = ipAddress + } + + func encode(to encoder: Encoder) throws { + var container = encoder.singleValueContainer() + try container.encode(address.rawValue) + } + + enum DecodingError: Error { + case invalidData + } +} + +extension LegacyDNSServer { + var migrated: DNSServer { + return DNSServer(address: address) + } +} + +extension Array where Element == LegacyDNSServer { + var migrated: [DNSServer] { + return map { $0.migrated } + } +} |