C# BinaryReader.ReadBytes方法代碼示例

        internal override void Read(BinaryReader reader)
        {
            Version = reader.ReadUInt16();
            VersionNeededToExtract = reader.ReadUInt16();
            Flags = (HeaderFlags) reader.ReadUInt16();
            CompressionMethod = (ZipCompressionMethod) reader.ReadUInt16();
            LastModifiedTime = reader.ReadUInt16();
            LastModifiedDate = reader.ReadUInt16();
            Crc = reader.ReadUInt32();
            CompressedSize = reader.ReadUInt32();
            UncompressedSize = reader.ReadUInt32();
            ushort nameLength = reader.ReadUInt16();
            ushort extraLength = reader.ReadUInt16();
            ushort commentLength = reader.ReadUInt16();
            DiskNumberStart = reader.ReadUInt16();
            InternalFileAttributes = reader.ReadUInt16();
            ExternalFileAttributes = reader.ReadUInt32();
            RelativeOffsetOfEntryHeader = reader.ReadUInt32();

            byte[] name = reader.ReadBytes(nameLength);
            Name = DecodeString(name);
            byte[] extra = reader.ReadBytes(extraLength);
            byte[] comment = reader.ReadBytes(commentLength);
            Comment = DecodeString(comment);
            LoadExtra(extra);
        }

        internal override void Read(BinaryReader reader)
        {
            Version = reader.ReadUInt16();
            VersionNeededToExtract = reader.ReadUInt16();
            Flags = (HeaderFlags) reader.ReadUInt16();
            CompressionMethod = (ZipCompressionMethod) reader.ReadUInt16();
            LastModifiedTime = reader.ReadUInt16();
            LastModifiedDate = reader.ReadUInt16();
            Crc = reader.ReadUInt32();
            CompressedSize = reader.ReadUInt32();
            UncompressedSize = reader.ReadUInt32();
            ushort nameLength = reader.ReadUInt16();
            ushort extraLength = reader.ReadUInt16();
            ushort commentLength = reader.ReadUInt16();
            DiskNumberStart = reader.ReadUInt16();
            InternalFileAttributes = reader.ReadUInt16();
            ExternalFileAttributes = reader.ReadUInt32();
            RelativeOffsetOfEntryHeader = reader.ReadUInt32();

            byte[] name = reader.ReadBytes(nameLength);
            Name = DecodeString(name);
            byte[] extra = reader.ReadBytes(extraLength);
            byte[] comment = reader.ReadBytes(commentLength);
            Comment = DecodeString(comment);
            LoadExtra(extra);

            var unicodePathExtra = Extra.FirstOrDefault(u => u.Type == ExtraDataType.UnicodePathExtraField);
            if (unicodePathExtra != null)
            {
                Name = ((ExtraUnicodePathExtraField)unicodePathExtra).UnicodeName;
            }
        }

        static void Main(string[] args)
        {
            OpenFileDialog OpenFile = new OpenFileDialog();
            OpenFile.Multiselect = false;
            OpenFile.Title = "Cartridge";
            OpenFile.Filter = "GBA Files (.gba)|*.gba";
            OpenFile.FilterIndex = 1;

            string Cartridge;

            Console.WriteLine("Gneiss - Game Boy Advance Cartridge Reader.");
            Console.CursorVisible = false;

            if (OpenFile.ShowDialog() == DialogResult.OK)
            {
                Cartridge = OpenFile.FileName;
                BinaryReader BR = new BinaryReader(File.OpenRead(Cartridge));

                BR.BaseStream.Seek(0xA0, SeekOrigin.Begin);
                Console.WriteLine("\n\nCartridge Name: {0}", Encoding.UTF8.GetString(BR.ReadBytes(12)));

                BR.BaseStream.Seek(0xAC, SeekOrigin.Begin);
                Console.WriteLine("Serial: {0}", Encoding.UTF8.GetString(BR.ReadBytes(4)));

                BR.BaseStream.Seek(0x108, SeekOrigin.Begin);
                Console.WriteLine("Name: {0}", Encoding.UTF8.GetString(BR.ReadBytes(24)));
                Console.Read();
            }
        }

        public static ConnectionSettings Read(byte[] data)
        {
            var cs = new ConnectionSettings();
            using (var ms = new MemoryStream(data))
            using (var br = new BinaryReader(ms))
            {
                cs.Version = br.ReadInt32();
                cs.Counter = br.ReadInt32();
                cs.Autodetect = (Autodetect)br.ReadInt32();

                var len = br.ReadInt32();
                cs.ProxyServer = Utf8.GetString(br.ReadBytes(len));

                len = br.ReadInt32();
                cs.ExtraData = Utf8.GetString(br.ReadBytes(len));

                len = br.ReadInt32();
                cs.AutodetectScript = Utf8.GetString(br.ReadBytes(len));

                // So damn lazy.
                using (var ms2 = new MemoryStream())
                {
                    var ba = new byte[Environment.SystemPageSize];
                    while ((len = br.Read(ba, 0, ba.Length)) != 0)
                    {
                        ms2.Write(ba, 0, len);
                    }

                    cs.Junk = ms2.ToArray();
                }
            }

            return cs;
        }

 public static bool ReadFile(string FileName)
 {
     LCMeshReader.OpenedFile = FileName;
       LCMeshReader.pMesh = new tMeshContainer();
       BinaryReader b = new BinaryReader( new FileStream(FileName, FileMode.Open, FileAccess.Read, FileShare.Read));
       LCMeshReader.pMesh.HeaderInfo = new tHeaderInfo();
       LCMeshReader.pMesh.HeaderInfo.Format = b.ReadBytes(4);
       LCMeshReader.pMesh.HeaderInfo.Version = b.ReadInt32();
       LCMeshReader.pMesh.HeaderInfo.MeshDataSize = b.ReadInt32();
       LCMeshReader.pMesh.HeaderInfo.MeshCount = b.ReadUInt32();
       LCMeshReader.pMesh.HeaderInfo.VertexCount = b.ReadUInt32();
       LCMeshReader.pMesh.HeaderInfo.JointCount = b.ReadUInt32();
       LCMeshReader.pMesh.HeaderInfo.TextureMaps = b.ReadUInt32();
       LCMeshReader.pMesh.HeaderInfo.NormalCount = b.ReadUInt32();
       LCMeshReader.pMesh.HeaderInfo.ObjCount = b.ReadUInt32();
       LCMeshReader.pMesh.HeaderInfo.UnknownCount = b.ReadUInt32();
       LCMeshReader.pMesh.FileName = b.ReadBytes(b.ReadInt32());
       LCMeshReader.pMesh.Scale = b.ReadSingle();
       LCMeshReader.pMesh.Value1 = b.ReadUInt32();
       LCMeshReader.pMesh.FilePath = FileName;
       bool flag = false;
       if (LCMeshReader.pMesh.HeaderInfo.Version == 16)
       {
     if (LCMeshReader.ReadV10(b, b.BaseStream.Position))
       flag = true;
       }
       else if (LCMeshReader.pMesh.HeaderInfo.Version == 17 && LCMeshReader.ReadV11(b, b.BaseStream.Position))
     flag = true;
       b.Close();
       return flag;
 }

        public static void ReadBlendomatic(FileStream file)
        {
            BinaryReader reader = new BinaryReader(file);

            NumberOfBlendingModes = reader.ReadUInt32();
            NumberOfTiles = reader.ReadUInt32();

            BlendingModes = new Dictionary<byte, BlendingMode>();

            Console.WriteLine("Number of blending modes: " + NumberOfBlendingModes);
            Console.WriteLine("Number of tiles: " + NumberOfTiles);

            for (var i = 0; i < NumberOfBlendingModes; i++ )
            {
                BlendingMode mode;
                mode.TileSize = reader.ReadUInt32();
                mode.Tiles = new Dictionary<byte, byte[]>();

                var TileFlags = reader.ReadBytes(31); // all 1 wtf

                reader.ReadBytes((int)mode.TileSize * 4);
                for (var j = 0; j < NumberOfTiles; j++)
                {
                    mode.Tiles[(byte)j] = reader.ReadBytes((int)mode.TileSize);
                }

                BlendingModes[(byte)i] = mode;
            }
        }

 internal void Read(BinaryReader reader, float CoordZ, float scale)
 {
     SkinVertIndex = BitConverter.ToUInt32(reader.ReadBytes(4), 0);
     for (int i = 0; i < SkinVertPos.Length; i++)
         SkinVertPos[i] = BitConverter.ToSingle(reader.ReadBytes(4), 0)* scale;
     SkinVertPos[2] *= CoordZ;
 }

        public RPF7File(Stream inputStream, String filname = "")
        {
            this.Filename = filname;
            Stream = inputStream;

            Info = new Structs.RPF7Header(Stream);

            if (new string(Info.Magic) != "RPF7")
            {
                throw new Exception("Invalid RPF Magic");
            }

            sixteenRoundsDecrypt = (Info.Flag >> 28) == 0xf;

            if (sixteenRoundsDecrypt)
            {
                throw new Exception("Needed to be tested first");
            }

            using (BinaryReader binaryStream = new BinaryReader(AES.DecryptStream(new StreamKeeper(this.Stream), sixteenRoundsDecrypt)))
            {
                MemoryStream entriesInfo = new MemoryStream(binaryStream.ReadBytes(0x10 * Info.EntriesCount));
                MemoryStream filenames = new MemoryStream(binaryStream.ReadBytes(Info.EntriesNamesLength));
                this.Root = Entry.CreateFromHeader(new Structs.RPF7EntryInfoTemplate(entriesInfo), this, entriesInfo, filenames);
            }

            if (!(this.Root is DirectoryEntry))
            {
                throw new Exception("Expected root to be directory");
            }
        }

        internal NameResolutionRecord(BinaryReader reader)
        {
            UInt16 type = reader.ReadUInt16();
            int valueLength = reader.ReadUInt16();

            if (type != EndRecordType)
            {
                int entriesLength = valueLength;

                if (type == Ip6RecordType)
                {
                    this.IsIpVersion6 = true;
                    this.IpAddress = reader.ReadBytes(Ip6Length);
                    entriesLength -= Ip6Length;
                }
                else
                {
                    this.IsIpVersion6 = false;
                    this.IpAddress = reader.ReadBytes(Ip4Length);
                    entriesLength -= Ip4Length;
                }
                this.DnsEntries = this.ReadDnsEntries(reader, entriesLength);

                int remainderLength = valueLength % ValueAlignmentBoundary;
                if (remainderLength > 0)
                {
                    reader.ReadBytes(ValueAlignmentBoundary - remainderLength);		// Read fill bytes to boundary.
                }
            }
        }

        public static byte[] UncompressStream(Stream stream, int filesize, int memsize)
        {
            BinaryReader r = new BinaryReader(stream);
            long end = stream.Position + filesize;

            byte[] uncdata = new byte[memsize];
            BinaryWriter bw = new BinaryWriter(new MemoryStream(uncdata));

            byte[] data = r.ReadBytes(2);
            if (checking) if (data.Length != 2)
                    throw new InvalidDataException("Hit unexpected end of file at " + stream.Position);

            int datalen = (((data[0] & 0x80) != 0) ? 4 : 3) * (((data[0] & 0x01) != 0) ? 2 : 1);
            data = r.ReadBytes(datalen);
            if (checking) if (data.Length != datalen)
                    throw new InvalidDataException("Hit unexpected end of file at " + stream.Position);

            long realsize = 0;
            for (int i = 0; i < data.Length; i++) realsize = (realsize << 8) + data[i];

            if (checking) if (realsize != memsize)
                    throw new InvalidDataException(String.Format(
                        "Resource data indicates size does not match index at 0x{0}.  Read 0x{1}.  Expected 0x{2}.",
                        stream.Position.ToString("X8"), realsize.ToString("X8"), memsize.ToString("X8")));

            while (stream.Position < end) { Dechunk(stream, bw); }

            if (checking) if (bw.BaseStream.Position != memsize)
                    throw new InvalidDataException(String.Format("Read 0x{0:X8} bytes.  Expected 0x{1:X8}.", bw.BaseStream.Position, memsize));

            bw.Close();

            return uncdata;
        }

        /// <summary>
        /// Creates a new FAR3Archive instance from a path.
        /// </summary>
        /// <param name="Path">The path to the archive.</param>
        public FAR3Archive(string Path)
        {
            m_ArchivePath = Path;

            if (isReadingSomething == false)
            {
                isReadingSomething = true;

                try
                {
                    m_Reader = new BinaryReader(File.Open(Path, FileMode.Open, FileAccess.Read, FileShare.Read));
                }
                catch (Exception)
                {
                    throw new FAR3Exception("Could not open the specified archive - " + Path + "! (FAR3Archive())");
                }

                string Header = Encoding.ASCII.GetString(m_Reader.ReadBytes(8));
                uint Version = m_Reader.ReadUInt32();

                if ((Header != "FAR!byAZ") || (Version != 3))
                {
                    throw new FAR3Exception("Archive wasn't a valid FAR V.3 archive! (FAR3Archive())");
                }

                uint ManifestOffset = m_Reader.ReadUInt32();
                m_ManifestOffset = ManifestOffset;

                m_Reader.BaseStream.Seek(ManifestOffset, SeekOrigin.Begin);

                uint NumFiles = m_Reader.ReadUInt32();

                for (int i = 0; i < NumFiles; i++)
                {
                    Far3Entry Entry = new Far3Entry();
                    Entry.DecompressedFileSize = m_Reader.ReadUInt32();
                    byte[] Dummy = m_Reader.ReadBytes(3);
                    Entry.CompressedFileSize = (uint)((Dummy[0] << 0) | (Dummy[1] << 8) | (Dummy[2]) << 16);
                    Entry.DataType = m_Reader.ReadByte();
                    Entry.DataOffset = m_Reader.ReadUInt32();
                    //Entry.HasFilename = m_Reader.ReadUInt16();
                    Entry.IsCompressed = m_Reader.ReadByte();
                    Entry.AccessNumber = m_Reader.ReadByte();
                    Entry.FilenameLength = m_Reader.ReadUInt16();
                    Entry.TypeID = m_Reader.ReadUInt32();
                    Entry.FileID = m_Reader.ReadUInt32();
                    Entry.Filename = Encoding.ASCII.GetString(m_Reader.ReadBytes(Entry.FilenameLength));

                    if (!m_Entries.ContainsKey(Entry.Filename))
                        m_Entries.Add(Entry.Filename, Entry);
                    m_EntriesList.Add(Entry);

                    m_EntryByID.Add(Entry.FileID, Entry); //isn't this a bad idea? i have a feeling this is a bad idea...
                }

                //Keep the stream open, it helps peformance.
                //m_Reader.Close();
                isReadingSomething = false;
            }
        }

        /// <summary> Parses the Replay.Messages.Events file. </summary>
        /// <param name="buffer"> Buffer containing the contents of the replay.messages.events file. </param>
        /// <returns> A list of chat messages parsed from the buffer. </returns>
        public static void Parse(Replay replay, byte[] buffer)
        {
            using (var stream = new MemoryStream(buffer))
            {
                using (var reader = new BinaryReader(stream))
                {
                    int totalTime = 0;
                    while (reader.BaseStream.Position < reader.BaseStream.Length)
                    {
                        // While not EOF
                        var message = new ChatMessage();

                        var time = ParseTimestamp(reader);

                        // sometimes we only have a header for the message
                        if (reader.BaseStream.Position >= reader.BaseStream.Length) 
                            break;

                        message.PlayerId = reader.ReadByte();

                        // I believe this 'PlayerId' is an index for this client list, which can include observers
                        // var player = replay.ClientList[message.PlayerId];

                        totalTime += time;
                        var opCode = reader.ReadByte();

                        if (opCode == 0x80)
                            reader.ReadBytes(4);
                        else if (opCode == 0x83)
                            reader.ReadBytes(8);
                        else if (opCode == 2 && message.PlayerId <= 10)
                        {
                            if (message.PlayerId == 80)
                                continue;

                            message.MessageTarget = (ChatMessageTarget)(opCode & 7);
                            var length = reader.ReadByte();

                            if ((opCode & 8) == 8)
                                length += 64;

                            if ((opCode & 16) == 16)
                                length += 128;

                            message.Message = Encoding.UTF8.GetString(reader.ReadBytes(length));
                        }
                        else
                        {
                            
                        }

                        if (message.Message != null)
                        {
                            message.Timestamp = new TimeSpan(0, 0, (int)Math.Round(totalTime / 16.0));
                            replay.ChatMessages.Add(message);
                        }
                    }
                }
            }
        }

		public FDSFile(BinaryReader r)
		{
			byte[] tmp = r.ReadBytes(4);
			int numdisks;
			if (tmp.SequenceEqual(Check))
			{
				numdisks = r.ReadByte();
				ExtraData = r.ReadBytes(11);
			}
			else if (tmp.SequenceEqual(CheckAlt))
			{
				// compensate (won't write identically)
				r.BaseStream.Seek(0, SeekOrigin.Begin);
				numdisks = (int)(r.BaseStream.Length / 65500);
				ExtraData = new byte[11];
			}
			else
			{
				throw new InvalidOperationException("Bad Header!");
			}
			if (r.BaseStream.Length - r.BaseStream.Position != numdisks * 65500)
				throw new InvalidOperationException("Bad File Length!");
			while (numdisks > 0)
			{
				Disks.Add(new FDSDisk(r));
				numdisks--;
			}
		}

        public void Deserialize(byte[] buffer)
        {
            if (buffer.Length == 240)
            {
                MemoryStream MS = new MemoryStream(buffer);
                BinaryReader BR = new BinaryReader(MS);

                ushort length = BR.ReadUInt16();
                if (length == 240)
                {
                    ushort type = BR.ReadUInt16();
                    if (type == 1124)
                    {
                        Username = Encoding.ASCII.GetString(BR.ReadBytes(16));
                        Username = Username.Replace("\0", "");
                        BR.ReadBytes(112);
                        Password = Encoding.ASCII.GetString(BR.ReadBytes(16));
                        BR.ReadBytes(112);
                        Server = Encoding.ASCII.GetString(BR.ReadBytes(16));
                        Server = Server.Replace("\0", "");
                    }
                }
                BR.Close();
                MS.Close();
            }
        }

 public void Read(BinaryReader reader, float CoordZ, float scale)
 {
     Position = new float[3];
     for (int i = 0; i < Position.Length; i++)
     {
         Position[i] = BitConverter.ToSingle(reader.ReadBytes(4), 0) * scale;
     }
     NormalVector = new float[3];
     for (int i = 0; i < NormalVector.Length; i++)
     {
         NormalVector[i] = BitConverter.ToSingle(reader.ReadBytes(4), 0);
     }
     UV = new float[2];
     for (int i = 0; i < UV.Length; i++)
     {
         UV[i] = BitConverter.ToSingle(reader.ReadBytes(4), 0);
     }
     BoneNum = new WORD[2];
     for (int i = 0; i < BoneNum.Length; i++)
     {
         BoneNum[i] = BitConverter.ToUInt16(reader.ReadBytes(2), 0);
     }
     BoneWeight = reader.ReadByte();
     NonEdgeFlag = reader.ReadByte();
     Position[2] *= CoordZ;
     NormalVector[2] *= CoordZ;
 }