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// SPDX-License-Identifier: MIT
// Copyright © 2018 WireGuard LLC. All Rights Reserved.
import Foundation
final class TunnelConfiguration {
var interface: InterfaceConfiguration
let peers: [PeerConfiguration]
static let keyLength = 32
init(interface: InterfaceConfiguration, peers: [PeerConfiguration]) {
self.interface = interface
self.peers = peers
let peerPublicKeysArray = peers.map { $0.publicKey }
let peerPublicKeysSet = Set<Data>(peerPublicKeysArray)
if peerPublicKeysArray.count != peerPublicKeysSet.count {
fatalError("Two or more peers cannot have the same public key")
}
}
}
extension TunnelConfiguration: Codable {
enum CodingKeys: String, CodingKey {
case interface = "Interface"
case peers = "Peer"
}
convenience init(from decoder: Decoder) throws {
let values = try decoder.container(keyedBy: CodingKeys.self)
let interface = try values.decode(InterfaceConfiguration.self, forKey: .interface)
let peers = try values.decode([PeerConfiguration].self, forKey: .peers)
self.init(interface: interface, peers: peers)
}
func encode(to encoder: Encoder) throws {
var container = encoder.container(keyedBy: CodingKeys.self)
try container.encode(interface, forKey: .interface)
try container.encode(peers, forKey: .peers)
}
}
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