1 /*
2 * Copyright (C) 2010 Google Inc. All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions are
6 * met:
7 *
8 * * Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * * Redistributions in binary form must reproduce the above
11 * copyright notice, this list of conditions and the following disclaimer
12 * in the documentation and/or other materials provided with the
13 * distribution.
14 * * Neither the name of Google Inc. nor the names of its
15 * contributors may be used to endorse or promote products derived from
16 * this software without specific prior written permission.
17 *
18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
19 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
20 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
21 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
22 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
23 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
24 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29 */
30
31 #ifndef FileMetadata_h
32 #define FileMetadata_h
33
34 #include "platform/PlatformExport.h"
35 #include "platform/weborigin/KURL.h"
36 #include "wtf/MathExtras.h"
37 #include "wtf/text/WTFString.h"
38 #include <time.h>
39
40 namespace WebCore {
41
invalidFileTime()42 inline double invalidFileTime() { return std::numeric_limits<double>::quiet_NaN(); }
isValidFileTime(double time)43 inline bool isValidFileTime(double time) { return std::isfinite(time); }
44
45 struct FileMetadata {
46 // The last modification time of the file, in seconds.
47 // The value 0.0 means that the time is not set.
48 double modificationTime;
49
50 // The length of the file in bytes.
51 // The value -1 means that the length is not set.
52 long long length;
53
54 enum Type {
55 TypeUnknown = 0,
56 TypeFile,
57 TypeDirectory
58 };
59
60 Type type;
61 String platformPath;
62
FileMetadataFileMetadata63 FileMetadata() : modificationTime(invalidFileTime()), length(-1), type(TypeUnknown) { }
64 };
65
66 PLATFORM_EXPORT bool getFileSize(const String&, long long& result);
67 PLATFORM_EXPORT bool getFileModificationTime(const String&, time_t& result);
68 PLATFORM_EXPORT bool getFileMetadata(const String&, FileMetadata&);
69 PLATFORM_EXPORT String directoryName(const String&);
70 PLATFORM_EXPORT KURL filePathToURL(const String&);
71
72 } // namespace WebCore
73
74 #endif // FileMetadata_h
75