1 /* 2 * Copyright 2009, The Android Open Source Project 3 * Copyright (C) 2007 Holger Hans Peter Freyther 4 * All rights reserved. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: 9 * 1. Redistributions of source code must retain the above copyright 10 * notice, this list of conditions and the following disclaimer. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 15 * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY 16 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 18 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR 19 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 20 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 21 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 22 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY 23 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 24 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 25 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 26 */ 27 28 #include "config.h" 29 #include "FileSystem.h" 30 31 #include "PlatformBridge.h" 32 #include "cutils/log.h" 33 #include <dirent.h> 34 #include <dlfcn.h> 35 #include <errno.h> 36 #include <fnmatch.h> 37 #include <sys/stat.h> 38 #include <wtf/text/CString.h> 39 #include <wtf/text/StringBuilder.h> 40 41 namespace WebCore { 42 43 // Global static used to store the base to the plugin path. 44 // This is set in WebSettings.cpp 45 String sPluginPath; 46 47 CString fileSystemRepresentation(const String& path) 48 { 49 // If the path is a content:// URI then ask Java to resolve it for us. 50 if (path.startsWith("content://")) 51 return PlatformBridge::resolveFilePathForContentUri(path).utf8(); 52 else if (path.startsWith("file://")) 53 return path.substring(strlen("file://")).utf8(); 54 55 return path.utf8(); 56 } 57 58 String openTemporaryFile(const String& prefix, PlatformFileHandle& handle) 59 { 60 int number = rand() % 10000 + 1; 61 String filename; 62 do { 63 StringBuilder builder; 64 builder.append(sPluginPath); 65 builder.append('/'); 66 builder.append(prefix); 67 builder.append(String::number(number)); 68 filename = builder.toString(); 69 handle = open(filename.utf8().data(), O_WRONLY | O_CREAT | O_EXCL, S_IRUSR | S_IWUSR); 70 number++; 71 72 if (handle != -1) 73 return filename; 74 } while (errno == EEXIST); 75 76 return String(); 77 } 78 79 bool unloadModule(PlatformModule module) 80 { 81 return !dlclose(module); 82 } 83 84 String homeDirectoryPath() 85 { 86 return sPluginPath; 87 } 88 89 // We define our own pathGetFileName rather than use the POSIX versions as we 90 // may get passed a content URI representing the path to the file. We pass 91 // the input through fileSystemRepresentation before using it to resolve it if 92 // it is a content URI. 93 String pathGetFileName(const String& path) 94 { 95 CString fsRep = fileSystemRepresentation(path); 96 String fsPath = String(fsRep.data()); 97 return fsPath.substring(fsPath.reverseFind('/') + 1); 98 } 99 100 101 } // namespace WebCore 102