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 42 inline double invalidFileTime() { return std::numeric_limits<double>::quiet_NaN(); } 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 63 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