38 lines
1.3 KiB
Swift
38 lines
1.3 KiB
Swift
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//
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// IOInterface.swift
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// PIATunnel
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//
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// Created by Davide De Rosa on 8/27/17.
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// Copyright © 2018 London Trust Media. All rights reserved.
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//
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import Foundation
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/// Represents an I/O interface able to read and write data.
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public protocol IOInterface: class {
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/**
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Sets the handler for incoming packets. This only needs to be set once.
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- Parameter queue: The queue where to invoke the handler on.
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- Parameter handler: The handler invoked whenever an array of `Data` packets is received, with an optional `Error` in case a network failure occurs.
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*/
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func setReadHandler(queue: DispatchQueue, _ handler: @escaping ([Data]?, Error?) -> Void)
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/**
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Writes a packet to the interface.
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- Parameter packet: The `Data` packet to write.
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- Parameter completionHandler: Invoked on write completion, with an optional `Error` in case a network failure occurs.
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*/
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func writePacket(_ packet: Data, completionHandler: ((Error?) -> Void)?)
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/**
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Writes some packets to the interface.
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- Parameter packets: The array of `Data` packets to write.
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- Parameter completionHandler: Invoked on write completion, with an optional `Error` in case a network failure occurs.
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*/
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func writePackets(_ packets: [Data], completionHandler: ((Error?) -> Void)?)
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}
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