mirror of
https://github.com/apple/container.git
synced 2026-09-12 18:55:43 +00:00
100 lines
3.2 KiB
Swift
100 lines
3.2 KiB
Swift
//===----------------------------------------------------------------------===//
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// Copyright © 2025 Apple Inc. and the Containerization project authors. All rights reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// https://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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//===----------------------------------------------------------------------===//
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import Foundation
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extension EXT4.InodeFlag {
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public static func | (lhs: Self, rhs: Self) -> Self {
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Self(rawValue: lhs.rawValue | rhs.rawValue)
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}
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public static func | (lhs: Self, rhs: Self) -> UInt32 {
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lhs.rawValue | rhs.rawValue
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}
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public static func | (lhs: Self, rhs: UInt32) -> UInt32 {
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lhs.rawValue | rhs
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}
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}
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extension EXT4.CompatFeature {
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public static func | (lhs: Self, rhs: Self) -> Self {
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EXT4.CompatFeature(rawValue: lhs.rawValue | rhs.rawValue)
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}
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public static func | (lhs: Self, rhs: Self) -> UInt32 {
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lhs.rawValue | rhs.rawValue
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}
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}
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extension EXT4.IncompatFeature {
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public static func | (lhs: Self, rhs: Self) -> Self {
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EXT4.IncompatFeature(rawValue: lhs.rawValue | rhs.rawValue)
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}
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public static func | (lhs: Self, rhs: Self) -> UInt32 {
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lhs.rawValue | rhs.rawValue
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}
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}
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extension EXT4.RoCompatFeature {
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public static func | (lhs: Self, rhs: Self) -> Self {
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EXT4.RoCompatFeature(rawValue: lhs.rawValue | rhs.rawValue)
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}
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public static func | (lhs: Self, rhs: Self) -> UInt32 {
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lhs.rawValue | rhs.rawValue
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}
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}
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extension EXT4.FileModeFlag {
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public static func | (lhs: Self, rhs: Self) -> Self {
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Self(rawValue: lhs.rawValue | rhs.rawValue)
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}
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public static func | (lhs: Self, rhs: Self) -> UInt16 {
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lhs.rawValue | rhs.rawValue
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}
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}
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extension EXT4.XAttrEntry {
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init(using bytes: [UInt8]) throws {
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guard bytes.count == 16 else {
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throw EXT4.Error.invalidXattrEntry
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}
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nameLength = bytes[0]
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nameIndex = bytes[1]
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let rawValue = Array(bytes[2...3])
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valueOffset = UInt16(littleEndian: rawValue.withUnsafeBytes { $0.load(as: UInt16.self) })
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let rawValueInum = Array(bytes[4...7])
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valueInum = UInt32(littleEndian: rawValueInum.withUnsafeBytes { $0.load(as: UInt32.self) })
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let rawSize = Array(bytes[8...11])
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valueSize = UInt32(littleEndian: rawSize.withUnsafeBytes { $0.load(as: UInt32.self) })
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let rawHash = Array(bytes[12...])
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hash = UInt32(littleEndian: rawHash.withUnsafeBytes { $0.load(as: UInt32.self) })
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}
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}
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extension EXT4 {
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static func tupleToArray<T>(_ tuple: T) -> [UInt8] {
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let reflection = Mirror(reflecting: tuple)
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return reflection.children.compactMap { $0.value as? UInt8 }
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}
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}
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