Esempio n. 1
0
        public static AlternateStreamEntry ReadFrom(DataReader reader)
        {
            long startPos = reader.Position;

            long length = reader.ReadInt64();

            if (length == 0)
            {
                return(null);
            }

            reader.Skip(8);

            AlternateStreamEntry result = new AlternateStreamEntry();

            result.Length = length;
            result.Hash   = reader.ReadBytes(20);
            int nameLength = reader.ReadUInt16();

            if (nameLength > 0)
            {
                result.Name = Encoding.Unicode.GetString(reader.ReadBytes(nameLength + 2)).TrimEnd('\0');
            }
            else
            {
                result.Name = string.Empty;
            }

            if (startPos + length > reader.Position)
            {
                int toRead = (int)(startPos + length - reader.Position);
                reader.Skip(toRead);
            }

            return(result);
        }
Esempio n. 2
0
        public static DirectoryEntry ReadFrom(DataReader reader)
        {
            long startPos = reader.Position;

            long length = reader.ReadInt64();

            if (length == 0)
            {
                return(null);
            }

            DirectoryEntry result = new DirectoryEntry();

            result.Length       = length;
            result.Attributes   = (FileAttributes)reader.ReadUInt32();
            result.SecurityId   = reader.ReadUInt32();
            result.SubdirOffset = reader.ReadInt64();
            reader.Skip(16);
            result.CreationTime   = reader.ReadInt64();
            result.LastAccessTime = reader.ReadInt64();
            result.LastWriteTime  = reader.ReadInt64();
            result.Hash           = reader.ReadBytes(20);
            reader.Skip(4);
            result.ReparseTag  = reader.ReadUInt32();
            result.HardLink    = reader.ReadUInt32();
            result.StreamCount = reader.ReadUInt16();
            int shortNameLength = reader.ReadUInt16();
            int fileNameLength  = reader.ReadUInt16();

            if (fileNameLength > 0)
            {
                result.FileName = Encoding.Unicode.GetString(reader.ReadBytes(fileNameLength + 2)).TrimEnd('\0');
            }
            else
            {
                result.FileName = string.Empty;
            }

            if (shortNameLength > 0)
            {
                result.ShortName = Encoding.Unicode.GetString(reader.ReadBytes(shortNameLength + 2)).TrimEnd('\0');
            }
            else
            {
                result.ShortName = null;
            }

            if (startPos + length > reader.Position)
            {
                int toRead = (int)(startPos + length - reader.Position);
                reader.Skip(toRead);
            }

            if (result.StreamCount > 0)
            {
                result.AlternateStreams = new Dictionary <string, AlternateStreamEntry>();
                for (int i = 0; i < result.StreamCount; ++i)
                {
                    AlternateStreamEntry stream = AlternateStreamEntry.ReadFrom(reader);
                    result.AlternateStreams.Add(stream.Name, stream);
                }
            }

            return(result);
        }