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Side by Side Diff: runtime/bin/file.h

Issue 2480793002: clang-format runtime/bin (Closed)
Patch Set: Created 4 years, 1 month ago
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1 // Copyright (c) 2013, the Dart project authors. Please see the AUTHORS file 1 // Copyright (c) 2013, the Dart project authors. Please see the AUTHORS file
2 // for details. All rights reserved. Use of this source code is governed by a 2 // for details. All rights reserved. Use of this source code is governed by a
3 // BSD-style license that can be found in the LICENSE file. 3 // BSD-style license that can be found in the LICENSE file.
4 4
5 #ifndef RUNTIME_BIN_FILE_H_ 5 #ifndef RUNTIME_BIN_FILE_H_
6 #define RUNTIME_BIN_FILE_H_ 6 #define RUNTIME_BIN_FILE_H_
7 7
8 #include <stdio.h> 8 #include <stdio.h>
9 #include <stdlib.h> 9 #include <stdlib.h>
10 #include <string.h> 10 #include <string.h>
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36 // FileMode.READ, FileMode.WRITE, FileMode.APPEND, 36 // FileMode.READ, FileMode.WRITE, FileMode.APPEND,
37 // FileMode.WRITE_ONLY and FileMode.WRITE_ONLY_APPEND in file.dart. 37 // FileMode.WRITE_ONLY and FileMode.WRITE_ONLY_APPEND in file.dart.
38 enum DartFileOpenMode { 38 enum DartFileOpenMode {
39 kDartRead = 0, 39 kDartRead = 0,
40 kDartWrite = 1, 40 kDartWrite = 1,
41 kDartAppend = 2, 41 kDartAppend = 2,
42 kDartWriteOnly = 3, 42 kDartWriteOnly = 3,
43 kDartWriteOnlyAppend = 4 43 kDartWriteOnlyAppend = 4
44 }; 44 };
45 45
46 enum Type { 46 enum Type { kIsFile = 0, kIsDirectory = 1, kIsLink = 2, kDoesNotExist = 3 };
47 kIsFile = 0,
48 kIsDirectory = 1,
49 kIsLink = 2,
50 kDoesNotExist = 3
51 };
52 47
53 enum Identical { 48 enum Identical { kIdentical = 0, kDifferent = 1, kError = 2 };
54 kIdentical = 0,
55 kDifferent = 1,
56 kError = 2
57 };
58 49
59 enum StdioHandleType { 50 enum StdioHandleType {
60 kTerminal = 0, 51 kTerminal = 0,
61 kPipe = 1, 52 kPipe = 1,
62 kFile = 2, 53 kFile = 2,
63 kSocket = 3, 54 kSocket = 3,
64 kOther = 4 55 kOther = 4
65 }; 56 };
66 57
67 enum FileStat { 58 enum FileStat {
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98 // the number of bytes read/written. 89 // the number of bytes read/written.
99 int64_t Read(void* buffer, int64_t num_bytes); 90 int64_t Read(void* buffer, int64_t num_bytes);
100 int64_t Write(const void* buffer, int64_t num_bytes); 91 int64_t Write(const void* buffer, int64_t num_bytes);
101 92
102 // ReadFully and WriteFully do attempt to transfer num_bytes to/from 93 // ReadFully and WriteFully do attempt to transfer num_bytes to/from
103 // the buffer. In the event of short accesses they will loop internally until 94 // the buffer. In the event of short accesses they will loop internally until
104 // the whole buffer has been transferred or an error occurs. If an error 95 // the whole buffer has been transferred or an error occurs. If an error
105 // occurred the result will be set to false. 96 // occurred the result will be set to false.
106 bool ReadFully(void* buffer, int64_t num_bytes); 97 bool ReadFully(void* buffer, int64_t num_bytes);
107 bool WriteFully(const void* buffer, int64_t num_bytes); 98 bool WriteFully(const void* buffer, int64_t num_bytes);
108 bool WriteByte(uint8_t byte) { 99 bool WriteByte(uint8_t byte) { return WriteFully(&byte, 1); }
109 return WriteFully(&byte, 1);
110 }
111 100
112 // Get the length of the file. Returns a negative value if the length cannot 101 // Get the length of the file. Returns a negative value if the length cannot
113 // be determined (e.g. not seekable device). 102 // be determined (e.g. not seekable device).
114 int64_t Length(); 103 int64_t Length();
115 104
116 // Get the current position in the file. 105 // Get the current position in the file.
117 // Returns a negative value if position cannot be determined. 106 // Returns a negative value if position cannot be determined.
118 int64_t Position(); 107 int64_t Position();
119 108
120 // Set the byte position in the file. 109 // Set the byte position in the file.
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210 static CObject* CreateLinkRequest(const CObjectArray& request); 199 static CObject* CreateLinkRequest(const CObjectArray& request);
211 static CObject* DeleteLinkRequest(const CObjectArray& request); 200 static CObject* DeleteLinkRequest(const CObjectArray& request);
212 static CObject* RenameLinkRequest(const CObjectArray& request); 201 static CObject* RenameLinkRequest(const CObjectArray& request);
213 static CObject* LinkTargetRequest(const CObjectArray& request); 202 static CObject* LinkTargetRequest(const CObjectArray& request);
214 static CObject* TypeRequest(const CObjectArray& request); 203 static CObject* TypeRequest(const CObjectArray& request);
215 static CObject* IdenticalRequest(const CObjectArray& request); 204 static CObject* IdenticalRequest(const CObjectArray& request);
216 static CObject* StatRequest(const CObjectArray& request); 205 static CObject* StatRequest(const CObjectArray& request);
217 static CObject* LockRequest(const CObjectArray& request); 206 static CObject* LockRequest(const CObjectArray& request);
218 207
219 private: 208 private:
220 explicit File(FileHandle* handle) : 209 explicit File(FileHandle* handle)
221 ReferenceCounted(), 210 : ReferenceCounted(), handle_(handle), weak_handle_(NULL) {}
222 handle_(handle),
223 weak_handle_(NULL) {}
224 211
225 ~File(); 212 ~File();
226 213
227 static File* FileOpenW(const wchar_t* system_name, FileOpenMode mode); 214 static File* FileOpenW(const wchar_t* system_name, FileOpenMode mode);
228 215
229 static const int kClosedFd = -1; 216 static const int kClosedFd = -1;
230 217
231 // FileHandle is an OS specific class which stores data about the file. 218 // FileHandle is an OS specific class which stores data about the file.
232 FileHandle* handle_; // OS specific handle for the file. 219 FileHandle* handle_; // OS specific handle for the file.
233 220
234 // We retain the weak handle because we can do cleanup eagerly when Dart code 221 // We retain the weak handle because we can do cleanup eagerly when Dart code
235 // calls closeSync(). In that case, we delete the weak handle so that the 222 // calls closeSync(). In that case, we delete the weak handle so that the
236 // finalizer doesn't run. 223 // finalizer doesn't run.
237 Dart_WeakPersistentHandle weak_handle_; 224 Dart_WeakPersistentHandle weak_handle_;
238 225
239 friend class ReferenceCounted<File>; 226 friend class ReferenceCounted<File>;
240 DISALLOW_COPY_AND_ASSIGN(File); 227 DISALLOW_COPY_AND_ASSIGN(File);
241 }; 228 };
242 229
243 } // namespace bin 230 } // namespace bin
244 } // namespace dart 231 } // namespace dart
245 232
246 #endif // RUNTIME_BIN_FILE_H_ 233 #endif // RUNTIME_BIN_FILE_H_
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