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| 1 | +/* |
| 2 | + This source file is part of the Swift System open source project |
| 3 | + |
| 4 | + Copyright (c) 2021 Apple Inc. and the Swift System project authors |
| 5 | + Licensed under Apache License v2.0 with Runtime Library Exception |
| 6 | + |
| 7 | + See https://swift.org/LICENSE.txt for license information |
| 8 | + */ |
| 9 | + |
| 10 | +#if os(macOS) || os(iOS) || os(watchOS) || os(tvOS) |
| 11 | + |
| 12 | +// FIXME: Document |
| 13 | +@frozen |
| 14 | +// @available(macOS 12, iOS 15.0, watchOS 8.0, tvOS 15.0, *) |
| 15 | +public struct FileFlags: OptionSet { |
| 16 | + /// The raw C file flags. |
| 17 | + @_alwaysEmitIntoClient |
| 18 | + public let rawValue: CInterop.FileFlags |
| 19 | + |
| 20 | + /// Create a strongly-typed file flags from a raw C value. |
| 21 | + @_alwaysEmitIntoClient |
| 22 | + public init(rawValue: CInterop.FileFlags) { self.rawValue = rawValue } |
| 23 | + |
| 24 | + @_alwaysEmitIntoClient |
| 25 | + private init(_ raw: CInterop.FileFlags) { self.init(rawValue: raw) } |
| 26 | + |
| 27 | + /// Do not dump the file. Modifiable by file owner or super-user. |
| 28 | + /// |
| 29 | + /// The corresponding C constant is `UF_NODUMP` |
| 30 | + @_alwaysEmitIntoClient |
| 31 | + public static var noDump: FileFlags { FileFlags(_UF_NODUMP) } |
| 32 | + |
| 33 | + @_alwaysEmitIntoClient |
| 34 | + @available(*, unavailable, renamed: "noDump") |
| 35 | + public static var UF_NODUMP: FileFlags { noDump } |
| 36 | + |
| 37 | + /// The file may not be changed. Modifiable by file owner or super-user. |
| 38 | + /// |
| 39 | + /// The corresponding C constant is `UF_IMMUTABLE` |
| 40 | + @_alwaysEmitIntoClient |
| 41 | + public static var immutable: FileFlags { FileFlags(_UF_IMMUTABLE) } |
| 42 | + |
| 43 | + @_alwaysEmitIntoClient |
| 44 | + @available(*, unavailable, renamed: "immutable") |
| 45 | + public static var UF_IMMUTABLE: FileFlags { immutable } |
| 46 | + |
| 47 | + /// The file may only be appended to. Modifiable by file owner or super-user. |
| 48 | + /// |
| 49 | + /// The corresponding C constant is `UF_APPEND` |
| 50 | + @_alwaysEmitIntoClient |
| 51 | + public static var appendOnly: FileFlags { FileFlags(_UF_APPEND) } |
| 52 | + |
| 53 | + @_alwaysEmitIntoClient |
| 54 | + @available(*, unavailable, renamed: "appendOnly") |
| 55 | + public static var UF_APPEND: FileFlags { appendOnly } |
| 56 | + |
| 57 | + /// The directory is opaque when viewed through a union stack. Modifiable by file owner or super-user. |
| 58 | + /// |
| 59 | + /// The corresponding C constant is `UF_OPAQUE` |
| 60 | + @_alwaysEmitIntoClient |
| 61 | + public static var opaque: FileFlags { FileFlags(_UF_OPAQUE) } |
| 62 | + |
| 63 | + @_alwaysEmitIntoClient |
| 64 | + @available(*, unavailable, renamed: "opaque") |
| 65 | + public static var UF_OPAQUE: FileFlags { opaque } |
| 66 | + |
| 67 | +#if os(FreeBSD) |
| 68 | + /// The file may not be removed or renamed. Modifiable by file owner or super-user. |
| 69 | + /// |
| 70 | + /// The corresponding C constant is `UF_NOUNLINK` |
| 71 | + @_alwaysEmitIntoClient |
| 72 | + public static var noUnlink: FileFlags { FileFlags(_UF_NOUNLINK) } |
| 73 | + |
| 74 | + @_alwaysEmitIntoClient |
| 75 | + @available(*, unavailable, renamed: "noUnlink") |
| 76 | + public static var UF_NOUNLINK: FileFlags { noUnlink } |
| 77 | +#endif |
| 78 | + |
| 79 | + /// The file is compressed (some file-systems). Modifiable by file owner or super-user. |
| 80 | + /// |
| 81 | + /// The corresponding C constant is `UF_COMPRESSED` |
| 82 | + @_alwaysEmitIntoClient |
| 83 | + public static var compressed: FileFlags { FileFlags(_UF_COMPRESSED) } |
| 84 | + |
| 85 | + @_alwaysEmitIntoClient |
| 86 | + @available(*, unavailable, renamed: "compressed") |
| 87 | + public static var UF_COMPRESSED: FileFlags { compressed } |
| 88 | + |
| 89 | + /// No notifications will be issued for deletes or renames. Modifiable by file owner or super-user. |
| 90 | + /// |
| 91 | + /// The corresponding C constant is `UF_TRACKED` |
| 92 | + @_alwaysEmitIntoClient |
| 93 | + public static var tracked: FileFlags { FileFlags(_UF_TRACKED) } |
| 94 | + |
| 95 | + @_alwaysEmitIntoClient |
| 96 | + @available(*, unavailable, renamed: "tracked") |
| 97 | + public static var UF_TRACKED: FileFlags { tracked } |
| 98 | + |
| 99 | + /// The file requires entitlement required for reading and writing. Modifiable by file owner or super-user. |
| 100 | + /// |
| 101 | + /// The corresponding C constant is `UF_DATAVAULT` |
| 102 | + @_alwaysEmitIntoClient |
| 103 | + public static var dataVault: FileFlags { FileFlags(_UF_DATAVAULT) } |
| 104 | + |
| 105 | + @_alwaysEmitIntoClient |
| 106 | + @available(*, unavailable, renamed: "dataVault") |
| 107 | + public static var UF_DATAVAULT: FileFlags { dataVault } |
| 108 | + |
| 109 | + /// The file or directory is not intended to be displayed to the user. Modifiable by file owner or super-user. |
| 110 | + /// |
| 111 | + /// The corresponding C constant is `UF_HIDDEN` |
| 112 | + @_alwaysEmitIntoClient |
| 113 | + public static var hidden: FileFlags { FileFlags(_UF_HIDDEN) } |
| 114 | + |
| 115 | + @_alwaysEmitIntoClient |
| 116 | + @available(*, unavailable, renamed: "hidden") |
| 117 | + public static var UF_HIDDEN: FileFlags { hidden } |
| 118 | + |
| 119 | + /// The file has been archived. Only modifiable by the super-user. |
| 120 | + /// |
| 121 | + /// The corresponding C constant is `SF_ARCHIVED` |
| 122 | + @_alwaysEmitIntoClient |
| 123 | + public static var superUserArchived: FileFlags { FileFlags(_SF_ARCHIVED) } |
| 124 | + |
| 125 | + @_alwaysEmitIntoClient |
| 126 | + @available(*, unavailable, renamed: "superUserArchived") |
| 127 | + public static var SF_ARCHIVED: FileFlags { superUserArchived } |
| 128 | + |
| 129 | + /// The file may not be changed. Only modifiable by the super-user. |
| 130 | + /// |
| 131 | + /// The corresponding C constant is `SF_IMMUTABLE` |
| 132 | + @_alwaysEmitIntoClient |
| 133 | + public static var superUserImmutable: FileFlags { FileFlags(_SF_IMMUTABLE) } |
| 134 | + |
| 135 | + @_alwaysEmitIntoClient |
| 136 | + @available(*, unavailable, renamed: "superUserImmutable") |
| 137 | + public static var SF_IMMUTABLE: FileFlags { superUserImmutable } |
| 138 | + |
| 139 | + /// The file may only be appended to. Only modifiable by the super-user. |
| 140 | + /// |
| 141 | + /// The corresponding C constant is `SF_APPEND` |
| 142 | + @_alwaysEmitIntoClient |
| 143 | + public static var superUserAppend: FileFlags { FileFlags(_SF_APPEND) } |
| 144 | + |
| 145 | + @_alwaysEmitIntoClient |
| 146 | + @available(*, unavailable, renamed: "superUserAppend") |
| 147 | + public static var SF_APPEND: FileFlags { superUserAppend } |
| 148 | + |
| 149 | + /// The file requires entitlement required for reading and writing. Only modifiable by the super-user. |
| 150 | + /// |
| 151 | + /// The corresponding C constant is `SF_RESTRICTED` |
| 152 | + @_alwaysEmitIntoClient |
| 153 | + public static var superUserRestricted: FileFlags { FileFlags(_SF_RESTRICTED) } |
| 154 | + |
| 155 | + @_alwaysEmitIntoClient |
| 156 | + @available(*, unavailable, renamed: "superUserRestricted") |
| 157 | + public static var SF_RESTRICTED: FileFlags { superUserRestricted } |
| 158 | + |
| 159 | + /// The file may not be removed, renamed or mounted on. Only modifiable by the super-user. |
| 160 | + /// |
| 161 | + /// The corresponding C constant is `SF_NOUNLINK` |
| 162 | + @_alwaysEmitIntoClient |
| 163 | + public static var superUserNoUnlink: FileFlags { FileFlags(_SF_NOUNLINK) } |
| 164 | + |
| 165 | + @_alwaysEmitIntoClient |
| 166 | + @available(*, unavailable, renamed: "superUserNoUnlink") |
| 167 | + public static var SF_NOUNLINK: FileFlags { superUserNoUnlink } |
| 168 | + |
| 169 | +#if os(FreeBSD) |
| 170 | + /// The file is a snapshot file. Only modifiable by the super-user. |
| 171 | + /// |
| 172 | + /// The corresponding C constant is `SF_SNAPSHOT` |
| 173 | + @_alwaysEmitIntoClient |
| 174 | + public static var superUserSnapshot: FileFlags { FileFlags(_SF_SNAPSHOT) } |
| 175 | + |
| 176 | + @_alwaysEmitIntoClient |
| 177 | + @available(*, unavailable, renamed: "superUserSnapshot") |
| 178 | + public static var SF_SNAPSHOT: FileFlags { superUserSnapshot } |
| 179 | +#endif |
| 180 | + |
| 181 | + /// The file is a firmlink. Only modifiable by the super-user. |
| 182 | + /// |
| 183 | + /// The corresponding C constant is `SF_FIRMLINK` |
| 184 | + @_alwaysEmitIntoClient |
| 185 | + public static var superUserFirmlink: FileFlags { FileFlags(_SF_FIRMLINK) } |
| 186 | + |
| 187 | + @_alwaysEmitIntoClient |
| 188 | + @available(*, unavailable, renamed: "superUserFirmlink") |
| 189 | + public static var SF_FIRMLINK: FileFlags { superUserFirmlink } |
| 190 | + |
| 191 | + /// The file is a dataless placeholder. The system will attempt to materialize it when accessed according to the dataless file materialization policy of the accessing thread or process. Cannot be modified in user-space. |
| 192 | + /// |
| 193 | + /// The corresponding C constant is `SF_DATALESS` |
| 194 | + @_alwaysEmitIntoClient |
| 195 | + public static var kernelDataless: FileFlags { FileFlags(_SF_DATALESS) } |
| 196 | + |
| 197 | + @_alwaysEmitIntoClient |
| 198 | + @available(*, unavailable, renamed: "kernelDataless") |
| 199 | + public static var SF_DATALESS: FileFlags { kernelDataless } |
| 200 | +} |
| 201 | + |
| 202 | +#endif |
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