/usr/include/android/androidfw/AssetDir.h is in android-libandroidfw-dev 1:6.0.1+r16-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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* Copyright (C) 2006 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
//
// Access a chunk of the asset hierarchy as if it were a single directory.
//
#ifndef __LIBS_ASSETDIR_H
#define __LIBS_ASSETDIR_H
#include <androidfw/misc.h>
#include <utils/String8.h>
#include <utils/Vector.h>
#include <utils/SortedVector.h>
#include <sys/types.h>
namespace android {
/*
* This provides vector-style access to a directory. We do this rather
* than modeling opendir/readdir access because it's simpler and the
* nature of the operation requires us to have all data on hand anyway.
*
* The list of files will be sorted in ascending order by ASCII value.
*
* The contents are populated by our friend, the AssetManager.
*/
class AssetDir {
public:
AssetDir(void)
: mFileInfo(NULL)
{}
virtual ~AssetDir(void) {
delete mFileInfo;
}
/*
* Vector-style access.
*/
size_t getFileCount(void) { return mFileInfo->size(); }
const String8& getFileName(int idx) {
return mFileInfo->itemAt(idx).getFileName();
}
const String8& getSourceName(int idx) {
return mFileInfo->itemAt(idx).getSourceName();
}
/*
* Get the type of a file (usually regular or directory).
*/
FileType getFileType(int idx) {
return mFileInfo->itemAt(idx).getFileType();
}
private:
/* these operations are not implemented */
AssetDir(const AssetDir& src);
const AssetDir& operator=(const AssetDir& src);
friend class AssetManager;
/*
* This holds information about files in the asset hierarchy.
*/
class FileInfo {
public:
FileInfo(void) {}
FileInfo(const String8& path) // useful for e.g. svect.indexOf
: mFileName(path), mFileType(kFileTypeUnknown)
{}
~FileInfo(void) {}
FileInfo(const FileInfo& src) {
copyMembers(src);
}
const FileInfo& operator= (const FileInfo& src) {
if (this != &src)
copyMembers(src);
return *this;
}
void copyMembers(const FileInfo& src) {
mFileName = src.mFileName;
mFileType = src.mFileType;
mSourceName = src.mSourceName;
}
/* need this for SortedVector; must compare only on file name */
bool operator< (const FileInfo& rhs) const {
return mFileName < rhs.mFileName;
}
/* used by AssetManager */
bool operator== (const FileInfo& rhs) const {
return mFileName == rhs.mFileName;
}
void set(const String8& path, FileType type) {
mFileName = path;
mFileType = type;
}
const String8& getFileName(void) const { return mFileName; }
void setFileName(const String8& path) { mFileName = path; }
FileType getFileType(void) const { return mFileType; }
void setFileType(FileType type) { mFileType = type; }
const String8& getSourceName(void) const { return mSourceName; }
void setSourceName(const String8& path) { mSourceName = path; }
/*
* Handy utility for finding an entry in a sorted vector of FileInfo.
* Returns the index of the matching entry, or -1 if none found.
*/
static int findEntry(const SortedVector<FileInfo>* pVector,
const String8& fileName);
private:
String8 mFileName; // filename only
FileType mFileType; // regular, directory, etc
String8 mSourceName; // currently debug-only
};
/* AssetManager uses this to initialize us */
void setFileList(SortedVector<FileInfo>* list) { mFileInfo = list; }
SortedVector<FileInfo>* mFileInfo;
};
}; // namespace android
#endif // __LIBS_ASSETDIR_H
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