mirror of
https://github.com/tsolomko/SWCompression.git
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Timofey Solomko
31 lines
861 B
Swift
31 lines
861 B
Swift
// Copyright (c) 2017 Timofey Solomko
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// Licensed under MIT License
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//
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// See LICENSE for license information
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import Foundation
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#if os(Linux)
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import CoreFoundation
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#endif
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extension DataWithPointer {
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func getZipStringField(_ length: Int, _ useUtf8: Bool) -> String? {
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guard length > 0
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else { return "" }
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let stringData = self.data[self.index..<self.index + length]
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self.index += length
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if useUtf8 {
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return String(data: stringData, encoding: .utf8)
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}
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if ZipString.cp437Available && !ZipString.needsUtf8(stringData) {
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return String(data: stringData, encoding: String.Encoding(rawValue:
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CFStringConvertEncodingToNSStringEncoding(ZipString.cp437Encoding)))
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} else {
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return String(data: stringData, encoding: .utf8)
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}
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}
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}
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