47 lines
1.7 KiB
Swift
47 lines
1.7 KiB
Swift
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public final class ClosedGroupSenderKey : NSObject, NSCoding { // NSObject/NSCoding conformance is needed for YapDatabase compatibility
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public let chainKey: Data
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public let keyIndex: UInt
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public let publicKey: Data
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// MARK: Initialization
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public init(chainKey: Data, keyIndex: UInt, publicKey: Data) {
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self.chainKey = chainKey
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self.keyIndex = keyIndex
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self.publicKey = publicKey
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}
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// MARK: Coding
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public init?(coder: NSCoder) {
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guard let chainKey = coder.decodeObject(forKey: "chainKey") as? Data,
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let keyIndex = coder.decodeObject(forKey: "keyIndex") as? UInt,
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let publicKey = coder.decodeObject(forKey: "publicKey") as? Data else { return nil }
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self.chainKey = chainKey
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self.keyIndex = UInt(keyIndex)
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self.publicKey = publicKey
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super.init()
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}
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public func encode(with coder: NSCoder) {
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coder.encode(chainKey, forKey: "chainKey")
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coder.encode(keyIndex, forKey: "keyIndex")
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coder.encode(publicKey, forKey: "publicKey")
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}
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// MARK: Equality
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override public func isEqual(_ other: Any?) -> Bool {
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guard let other = other as? ClosedGroupSenderKey else { return false }
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return chainKey == other.chainKey && keyIndex == other.keyIndex && publicKey == other.publicKey
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}
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// MARK: Hashing
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override public var hash: Int { // Override NSObject.hash and not Hashable.hashValue or Hashable.hash(into:)
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return chainKey.hashValue ^ keyIndex.hashValue ^ publicKey.hashValue
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}
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// MARK: Description
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override public var description: String {
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return "[ chainKey : \(chainKey), keyIndex : \(keyIndex), publicKey: \(publicKey.toHexString()) ]"
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}
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}
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