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41d9c2cc59
The SDK directory is now confusing as the Windows target also has a SDK overlay. In order to make this more uniform, move the SDK directory to Darwin which covers the fact that this covers the XNU family of OSes. The Windows directory contains the SDK overlay for the Windows target.
110 lines
3.8 KiB
Swift
110 lines
3.8 KiB
Swift
//===----------------------------------------------------------------------===//
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//
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// This source file is part of the Swift.org open source project
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//
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// Copyright (c) 2014 - 2017 Apple Inc. and the Swift project authors
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// Licensed under Apache License v2.0 with Runtime Library Exception
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//
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// See https://swift.org/LICENSE.txt for license information
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// See https://swift.org/CONTRIBUTORS.txt for the list of Swift project authors
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//
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//===----------------------------------------------------------------------===//
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extension DispatchIO {
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public enum StreamType : UInt {
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case stream = 0
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case random = 1
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}
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public struct CloseFlags : OptionSet, RawRepresentable {
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public let rawValue: UInt
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public init(rawValue: UInt) { self.rawValue = rawValue }
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public static let stop = CloseFlags(rawValue: 1)
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}
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public struct IntervalFlags : OptionSet, RawRepresentable {
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public let rawValue: UInt
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public init(rawValue: UInt) { self.rawValue = rawValue }
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public init(nilLiteral: ()) { self.rawValue = 0 }
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public static let strictInterval = IntervalFlags(rawValue: 1)
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}
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public class func read(fromFileDescriptor: Int32, maxLength: Int, runningHandlerOn queue: DispatchQueue, handler: @escaping (_ data: DispatchData, _ error: Int32) -> Void) {
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__dispatch_read(fromFileDescriptor, maxLength, queue) { (data: __DispatchData, error: Int32) in
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handler(DispatchData(data: data), error)
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}
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}
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public class func write(toFileDescriptor: Int32, data: DispatchData, runningHandlerOn queue: DispatchQueue, handler: @escaping (_ data: DispatchData?, _ error: Int32) -> Void) {
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__dispatch_write(toFileDescriptor, data as __DispatchData, queue) { (data: __DispatchData?, error: Int32) in
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handler(data.map { DispatchData(data: $0) }, error)
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}
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}
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public convenience init(
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type: StreamType,
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fileDescriptor: Int32,
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queue: DispatchQueue,
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cleanupHandler: @escaping (_ error: Int32) -> Void)
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{
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self.init(__type: type.rawValue, fd: fileDescriptor, queue: queue, handler: cleanupHandler)
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}
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@available(swift, obsoleted: 4)
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public convenience init(
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type: StreamType,
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path: UnsafePointer<Int8>,
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oflag: Int32,
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mode: mode_t,
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queue: DispatchQueue,
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cleanupHandler: @escaping (_ error: Int32) -> Void)
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{
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self.init(__type: type.rawValue, path: path, oflag: oflag, mode: mode, queue: queue, handler: cleanupHandler)
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}
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@available(swift, introduced: 4)
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public convenience init?(
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type: StreamType,
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path: UnsafePointer<Int8>,
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oflag: Int32,
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mode: mode_t,
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queue: DispatchQueue,
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cleanupHandler: @escaping (_ error: Int32) -> Void)
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{
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self.init(__type: type.rawValue, path: path, oflag: oflag, mode: mode, queue: queue, handler: cleanupHandler)
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}
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public convenience init(
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type: StreamType,
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io: DispatchIO,
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queue: DispatchQueue,
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cleanupHandler: @escaping (_ error: Int32) -> Void)
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{
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self.init(__type: type.rawValue, io: io, queue: queue, handler: cleanupHandler)
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}
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public func read(offset: off_t, length: Int, queue: DispatchQueue, ioHandler: @escaping (_ done: Bool, _ data: DispatchData?, _ error: Int32) -> Void) {
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__dispatch_io_read(self, offset, length, queue) { (done: Bool, data: __DispatchData?, error: Int32) in
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ioHandler(done, data.map { DispatchData(data: $0) }, error)
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}
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}
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public func write(offset: off_t, data: DispatchData, queue: DispatchQueue, ioHandler: @escaping (_ done: Bool, _ data: DispatchData?, _ error: Int32) -> Void) {
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__dispatch_io_write(self, offset, data as __DispatchData, queue) { (done: Bool, data: __DispatchData?, error: Int32) in
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ioHandler(done, data.map { DispatchData(data: $0) }, error)
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}
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}
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public func setInterval(interval: DispatchTimeInterval, flags: IntervalFlags = []) {
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__dispatch_io_set_interval(self, UInt64(interval.rawValue), flags.rawValue)
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}
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public func close(flags: CloseFlags = []) {
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__dispatch_io_close(self, flags.rawValue)
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}
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}
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