C# FileEntry类代码示例

 /// <summary>
 /// Create an ls receiver/parser.
 /// </summary>
 /// <param name="parent">The list of current children. To prevent collapse during update, reusing the same 
 /// FileEntry objects for files that were already there is paramount.</param>
 /// <param name="entries">the list of new children to be filled by the receiver.</param>
 /// <param name="links">the list of link path to compute post ls, to figure out if the link 
 /// pointed to a file or to a directory.</param>
 public ListingServiceReceiver( FileEntry parent, List<FileEntry> entries, List<String> links )
 {
     Parent = parent;
     Entries = entries ?? new List<FileEntry>();
     Links = links ?? new List<String> ( );
     CurrentChildren = Parent.Children.ToArray ( );
 }

        /// <summary>
        /// Load the specified file.
        /// </summary>
        public byte[] LoadFile(string fileName)
        {
            for (int i = 0; i < mSavedFiles.size; ++i)
            {
            FileEntry fi = mSavedFiles[i];
            if (fi.fileName == fileName) return fi.data;
            }
            #if !UNITY_WEBPLAYER
            string fn = CleanupFilename(fileName);

            if (File.Exists(fn))
            {
            try
            {
                byte[] bytes = File.ReadAllBytes(fn);

                if (bytes != null)
                {
                    FileEntry fi = new FileEntry();
                    fi.fileName = fileName;
                    fi.data = bytes;
                    mSavedFiles.Add(fi);
                    return bytes;
                }
            }
            catch (System.Exception ex)
            {
                Error(fileName + ": " + ex.Message);
            }
            }
            #endif
            return null;
        }

        /// <include file='.\ISyncService.xml' path='/SyncService/Push/*'/>
        public static SyncResult Push(this ISyncService syncService, IEnumerable<String> local, FileEntry remote, ISyncProgressMonitor monitor)
        {
            if (monitor == null)
            {
                throw new ArgumentNullException("monitor", "Monitor cannot be null");
            }

            if (!remote.IsDirectory)
            {
                return new SyncResult(ErrorCodeHelper.RESULT_REMOTE_IS_FILE);
            }

            // make a list of File from the list of String
            List<FileSystemInfo> files = new List<FileSystemInfo>();
            foreach (String path in local)
            {
                files.Add(path.GetFileSystemInfo());
            }

            // get the total count of the bytes to transfer
            long total = syncService.GetTotalLocalFileSize(files);

            monitor.Start(total);
            SyncResult result = syncService.DoPush(files, remote.FullPath, monitor);
            monitor.Stop();

            return result;
        }

 public void IncludeFile(FileEntry file)
 {
     // TODO: check for directory
     ItsExcludedFileEntries.Remove(file);
     ItsIncludedFileEntriesDict.Add(file.GetHashCode(), file);
     ItsNewFileEntries.Remove(file);
     // TODO: update xml
     RaiseRegistryUpdateEvent();
     ItsInstallerProjectManagementService.AddNewFile(file.FullPath);
 }

        public CompoundFileReader(Directory dir, System.String name, int readBufferSize)
        {
            directory = dir;
            fileName = name;
            this.readBufferSize = readBufferSize;

            bool success = false;

            try
            {
                stream = dir.OpenInput(name, readBufferSize);

                // read the directory and init files
                int count = stream.ReadVInt();
                FileEntry entry = null;
                for (int i = 0; i < count; i++)
                {
                    long offset = stream.ReadLong();
                    System.String id = stream.ReadString();

                    if (entry != null)
                    {
                        // set length of the previous entry
                        entry.length = offset - entry.offset;
                    }

                    entry = new FileEntry();
                    entry.offset = offset;
                    entries[id] = entry;
                }

                // set the length of the final entry
                if (entry != null)
                {
                    entry.length = stream.Length() - entry.offset;
                }

                success = true;
            }
            finally
            {
                if (!success && (stream != null))
                {
                    try
                    {
                        stream.Close();
                    }
                    catch (System.IO.IOException)
                    {
                    }
                }
            }
        }

 public static ITorrentFile CreateFromEntry(FileEntry entry, long progress, int priority)
 {
     using (entry)
     {
         return new TorrentFile
         {
             Path = entry.Path,
             Priority = priority,
             Progress = (progress / (float) entry.Size) * 100f,
             Size = entry.Size
         };
     }
 }

        /// <include file='.\ISyncService.xml' path='/SyncService/PullFile/*'/>
        public static SyncResult PullFile(this ISyncService syncService, FileEntry remote, String localFilename, ISyncProgressMonitor monitor)
        {
            if (monitor == null)
            {
                throw new ArgumentNullException("monitor", "Monitor cannot be null");
            }

            long total = remote.Size;
            monitor.Start(total);

            SyncResult result = syncService.DoPullFile(remote.FullPath, localFilename, monitor);

            monitor.Stop();
            return result;
        }

 public FileEntry ensureFileEntry( string path, byte[] data )
 {
     FileEntry fe = findFileEntry(path);
     if(fe!=null) {
         Debug.Log( "ensureFileEntry: found entry:" + path );
         return fe;
     }
     for(int i=0;i<m_fents.Length;i++) {
         if( m_fents[i] == null ) {
             Debug.Log("allocated new fileentry:" + path + " len:" + data.Length + " at:" + i );
             fe = new FileEntry(path, data);
             m_fents[i] = fe;
             return fe;
         }
     }
     Debug.Log( "ensureFileEntry: full!");
     return null;
 }

        public static List<WorkShopAddonFile> Extract(Stream gmaFile)
        {
            const UInt32 HEADER = 1145130311;

            var binaryReader = new BinaryReader(gmaFile, Encoding.GetEncoding(1252));
            binaryReader.BaseStream.Position = 0;

            if (binaryReader.ReadUInt32() == HEADER)
            {
                gmaFile.Seek(18, SeekOrigin.Current);
                string workshopFileName = ReadString(binaryReader);
                string metadata = ReadString(binaryReader);
                string authorname = ReadString(binaryReader);
                gmaFile.Seek(4, SeekOrigin.Current);

                var Files = new List<FileEntry>();

                while (binaryReader.BaseStream.CanRead)
                {
                    if (binaryReader.ReadUInt32() == 0)
                    {
                        break;
                    }

                    var file = new FileEntry {Filename = ReadString(binaryReader), Size = binaryReader.ReadUInt32()};
                    Files.Add(file);
                    gmaFile.Seek(8, SeekOrigin.Current);
                }

                if (Files.Count >= 1)
                {
                    return (from fileEntry in Files
                        let fileName = Path.GetFileName(fileEntry.Filename)
                        let fileData = binaryReader.ReadBytes(Convert.ToInt32(fileEntry.Size))
                        let filePath = Path.GetDirectoryName(fileEntry.Filename)
                        select new WorkShopAddonFile
                        {
                            FileName = fileName, Path = filePath, Contents = fileData, Size = fileData.Length
                        }).ToList();
                }
            }
            return null;
        }

        public static System.Windows.Forms.TreeNode ParseFile(string path)
        {
            // Read archive tree
            uint nFiles, baseOffset;
            System.Windows.Forms.TreeNode node = new System.Windows.Forms.TreeNode();

            System.IO.BinaryReader stream = new System.IO.BinaryReader(System.IO.File.OpenRead(path));
            stream.ReadUInt32();
            nFiles = stream.ReadUInt32();
            baseOffset = stream.ReadUInt32();

            for (int i = 0; i < nFiles; i++)
            {
                char b;
                FileEntry f = new FileEntry();
                do
                {
                    b = (char)stream.ReadByte();
                    if (b != 0)
                        f.name += b;
                } while (b != 0);
                f.length = stream.ReadUInt32();
                stream.ReadUInt32();

                f.offset = baseOffset;
                baseOffset += f.length;

                f.idx = (uint)i;

                System.Windows.Forms.TreeNode n = new System.Windows.Forms.TreeNode(f.name);
                n.Tag = f;

                node.Nodes.Add(n);
            }

            return node;
        }

 public FileEntry(string[] fparts)
 {
     if (fparts[0].StartsWith("/")) fparts[0] = fparts[0].Substring(1);
     string fullname = fparts[0];
     if (fparts.Length > 1)
         size = fparts[1];
     string[] parts = fullname.Split('/');
     isDirectory = fullname.EndsWith("/");
     if (isDirectory)
     {
         name = parts[parts.Length - 2];
         folder = string.Join("/", parts, 0, parts.Length - 2);
         if(parts.Length>2) folder+="/";
         if (name != "..")
         {
             SDCard.f.allDirs.Add(fullname, this);
             SDCard.f.allFiles.AddLast(new FileEntry(new string[] { fullname.ToLower() + "../", "" }));
         }
     }
     else
     {
         name = parts[parts.Length - 1];
         if (parts.Length == 1)
             folder = "";
         else
         {
             folder = string.Join("/", parts, 0, parts.Length - 1) + "/";
             if (name!=".." && !SDCard.f.allDirs.Keys.Contains(folder))
             {
                 FileEntry ent = new FileEntry(folder);
                 SDCard.f.allDirs.Add(folder,ent );
                 SDCard.f.allFiles.AddLast(ent);
                 SDCard.f.allFiles.AddLast(new FileEntry(new string[] { folder.ToLower() + "../", "" }));
             }
         }
     }
 }

 public void Load(X360IO io)
 {
     IO = io;
     IO.Stream.Position = 0x0;
     Magic = IO.Reader.ReadInt64();
     if (Magic != 0x5343455546000000)
         return;
     Version = IO.Reader.ReadInt64();
     ImageVersion = IO.Reader.ReadInt64();
     FileCount = IO.Reader.ReadInt64();
     HeaderSize = IO.Reader.ReadInt64();
     DataSize = IO.Reader.ReadInt64();
     Files = new List<FileEntry>();
     for(int i = 0; i < FileCount; i++)
     {
         FileEntry entry = new FileEntry
                               {
                                   ID = IO.Reader.ReadInt64(),
                                   Offset = IO.Reader.ReadInt64(),
                                   Size = IO.Reader.ReadInt64(),
                                   Padding = IO.Reader.ReadInt64()
                               };
         Files.Add(entry);
     }
     Hashes = new List<HashEntry>();
     for(int i = 0; i < FileCount; i++)
     {
         HashEntry entry = new HashEntry();
         entry.FileID = IO.Reader.ReadInt64();
         entry.HMACSHA1 = IO.Reader.ReadBytes(0x14);
         entry.Padding = IO.Reader.ReadInt32();
         Hashes.Add(entry);
         Files[(int) entry.FileID].Hash = entry;
     }
     HeaderHash = IO.Reader.ReadBytes(0x14);
     Padding = IO.Reader.ReadBytes(0xC);
 }

 public void LoadFile(string path)
 {
     initfs = new TOCFile(path);
     list = new List<FileEntry>();
     foreach (BJSON.Entry e in initfs.lines)
         if (e.fields != null && e.fields.Count != 0)
         {
             BJSON.Field file = e.fields[0];
             List<BJSON.Field> data = (List<BJSON.Field>)file.data;
             FileEntry entry = new FileEntry();
             foreach (BJSON.Field f in data)
                 switch (f.fieldname)
                 {
                     case "name":
                         entry.name = (string)f.data;
                         break;
                     case "payload":
                         entry.data = (byte[])f.data;
                         break;
                 }
             list.Add(entry);
         }
     RefreshList();
 }

            public static FileEntry GetEntry(string filePath)
            {
                FileEntry entry = null;
                try
                {
                    entry = new FileEntry(filePath);

                }
                catch (Exception ex)
                {
                    Debug.WriteLine("Exception in GetEntry for filePath :: " + filePath + " " + ex.Message);
                }
                return entry;
            }

        private void InsertDirOperatorEntries(VirtualFilesystemDirectory currentDir, VirtualFilesystemDirectory parentDir)
        {
            FileEntry dot1;

            FileEntry dot2;

            // Working dir reference
            dot1 = new FileEntry
            {
                ID = ushort.MaxValue,
                NameHashcode = HashName("."),
                Type = 0x02,
                Name = ".",
                Data = new byte[] { (byte)(exportNodes.IndexOf(exportNodes.Find(i => i.Name == currentDir.Name))) },
            };

            if (parentDir != null)
            {
                // Parent dir reference. This isn't the root, so we get the parent
                dot2 = new FileEntry
                {
                    ID = ushort.MaxValue,
                    NameHashcode = HashName(".."),
                    Type = 0x02,
                    Name = "..",
                    Data = new byte[] { (byte)(exportNodes.IndexOf(exportNodes.Find(i => i.Name == parentDir.Name))) },
                };
            }

            else
            {
                // Parent dir reference. This IS the root, so we say the parent dir is null
                dot2 = new FileEntry
                {
                    ID = ushort.MaxValue,
                    NameHashcode = HashName(".."),
                    Type = 0x02,
                    Name = "..",
                    Data = new byte[] { (byte)(255) },
                };
            }

            exportFileEntries.Add(dot1);

            exportFileEntries.Add(dot2);
        }