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
40namespace blink {
41
42inline double invalidFileTime() { return std::numeric_limits<double>::quiet_NaN(); }
43inline bool isValidFileTime(double time) { return std::isfinite(time); }
44
45struct 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
63    FileMetadata() : modificationTime(invalidFileTime()), length(-1), type(TypeUnknown) { }
64};
65
66PLATFORM_EXPORT bool getFileSize(const String&, long long& result);
67PLATFORM_EXPORT bool getFileModificationTime(const String&, time_t& result);
68PLATFORM_EXPORT bool getFileMetadata(const String&, FileMetadata&);
69PLATFORM_EXPORT String directoryName(const String&);
70PLATFORM_EXPORT KURL filePathToURL(const String&);
71
72} // namespace blink
73
74#endif // FileMetadata_h
75