/usr/include/thunderbird/mozilla/FileLocation.h is in thunderbird-dev 1:38.6.0+build1-0ubuntu1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 | /* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#ifndef mozilla_FileLocation_h
#define mozilla_FileLocation_h
#include "nsString.h"
#include "nsCOMPtr.h"
#include "nsAutoPtr.h"
#include "nsIFile.h"
#include "FileUtils.h"
class nsZipArchive;
class nsZipItem;
namespace mozilla {
class FileLocation
{
public:
/**
* FileLocation is an helper to handle different kind of file locations
* within Gecko:
* - on filesystems
* - in archives
* - in archives within archives
* As such, it stores a path within an archive, as well as the archive
* path itself, or the complete file path alone when on a filesystem.
* When the archive is in an archive, an nsZipArchive is stored instead
* of a file path.
*/
FileLocation();
~FileLocation();
/**
* Constructor for plain files
*/
explicit FileLocation(nsIFile* aFile);
/**
* Constructors for path within an archive. The archive can be given either
* as nsIFile or nsZipArchive.
*/
FileLocation(nsIFile* aZip, const char* aPath);
FileLocation(nsZipArchive* aZip, const char* aPath);
/**
* Creates a new file location relative to another one.
*/
FileLocation(const FileLocation& aFile, const char* aPath = nullptr);
/**
* Initialization functions corresponding to constructors
*/
void Init(nsIFile* aFile);
void Init(nsIFile* aZip, const char* aPath);
void Init(nsZipArchive* aZip, const char* aPath);
/**
* Returns an URI string corresponding to the file location
*/
void GetURIString(nsACString& aResult) const;
/**
* Returns the base file of the location, where base file is defined as:
* - The file itself when the location is on a filesystem
* - The archive file when the location is in an archive
* - The outer archive file when the location is in an archive in an archive
*/
already_AddRefed<nsIFile> GetBaseFile();
/**
* Returns whether the "base file" (see GetBaseFile) is an archive
*/
bool IsZip() const { return !mPath.IsEmpty(); }
/**
* Returns the path within the archive, when within an archive
*/
void GetPath(nsACString& aResult) const { aResult = mPath; }
/**
* Boolean value corresponding to whether the file location is initialized
* or not.
*/
operator bool() const { return mBaseFile || mBaseZip; }
/**
* Returns whether another FileLocation points to the same resource
*/
bool Equals(const FileLocation& aFile) const;
/**
* Data associated with a FileLocation.
*/
class Data
{
public:
/**
* Returns the data size
*/
nsresult GetSize(uint32_t* aResult);
/**
* Copies the data in the given buffer
*/
nsresult Copy(char* aBuf, uint32_t aLen);
protected:
friend class FileLocation;
nsZipItem* mItem;
nsRefPtr<nsZipArchive> mZip;
mozilla::AutoFDClose mFd;
};
/**
* Returns the data associated with the resource pointed at by the file
* location.
*/
nsresult GetData(Data& aData);
private:
nsCOMPtr<nsIFile> mBaseFile;
nsRefPtr<nsZipArchive> mBaseZip;
nsCString mPath;
}; /* class FileLocation */
} /* namespace mozilla */
#endif /* mozilla_FileLocation_h */
|