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24 lines
673 B
Swift
24 lines
673 B
Swift
import Foundation
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public extension Data {
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init(from inputStream: InputStream) throws {
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self.init()
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inputStream.open()
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defer { inputStream.close() }
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let bufferSize = 1024
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let buffer = UnsafeMutablePointer<UInt8>.allocate(capacity: bufferSize)
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defer { buffer.deallocate() }
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while inputStream.hasBytesAvailable {
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let count = inputStream.read(buffer, maxLength: bufferSize)
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if count < 0 {
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throw inputStream.streamError!
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} else if count == 0 {
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break
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} else {
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append(buffer, count: count)
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}
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}
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}
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}
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