public override void Load(ByteStream byteStream)
{
this.ParameterType = (IsupParameterType)byteStream.Read();
var len = byteStream.Read();
this.LoadParameterData(byteStream.Read(len));
}
public override void Load(ByteStream byteStream)
{
this.PointerToParameter = byteStream.Read();
this.PointerToOptionalParameter = byteStream.Read();
var parameterLength = byteStream.Read();
this.LoadParameterData(byteStream.Read(parameterLength));
}
protected void LoadData(ByteStream bs)
{
foreach (var h in this.GetOptionalHeaders())
{
h.Load(bs);
}
var required = this.GetRequiredParameter();
if (required != null)
{
required.Load(bs);
}
while (true)
{
if (required == null)
{
var startOfOptionalParameter = bs.Read();
if (startOfOptionalParameter == 0)
{
break;
}
}
var parameterType = (IsupParameterType)bs.Read();
if (parameterType == IsupParameterType.EndOfOptionalParameters)
{
break;
}
int len = bs.Read();
var data = bs.Read(len);
IsupParameter p;
switch (parameterType)
{
case IsupParameterType.CallingPartyNumber:
case IsupParameterType.RedirectingNumber:
case IsupParameterType.OriginalCalledNumber:
p = new IsupPhoneNumberParameter(parameterType);
break;
case IsupParameterType.RedirectionInfo:
p = new RedirectInfo();
break;
default:
p = new OptionalIsupParameter(parameterType, len);
break;
}
p.LoadParameterData(data);
this.AddOptionalParameter(p);
}
}
int GetPackHeaderSize()
{
ByteStream cStream = new ByteStream();
int headerType = 0;
short size = 0;
cStream.Read(out headerType);
cStream.Read(out size);
cStream.IgroneAlignBytes();
return(cStream.GetNumberOfCurtBytes());
}
public override int ReadStreamToHeader(GamePackHeader header, ByteStream readStream, bool isNetToHost)
{
int headerType = 0;
readStream.Read(out headerType);
header.type = (GamePackType)headerType;
readStream.Read(out header.dataSize);
readStream.ReadAlignBytes();
return(readStream.GetNumberOfCurtBytes());
}
int GetPackDataLength(DePacketor dePacketor, byte[] pack, int offset, int packLen, out int realPackHeadLen)
{
int type;
short dataSize;
ByteStream readStream = new ByteStream(pack, offset, packLen);
readStream.Read(out type);
readStream.Read(out dataSize);
readStream.ReadAlignBytes();
realPackHeadLen = readStream.GetNumberOfCurtBytes();
return(dataSize);
}
public RbyTileset(Rby game, byte id, ByteStream data)
{
Game = game;
Id = id;
Bank = data.u8();
BlockPointer = data.u16le();
GfxPointer = data.u16le();
CollisionPointer = data.u16le();
CounterTiles = data.Read(3);
GrassTile = data.u8();
data.Seek(1);
TilePairCollisionsLand = new List <RbyTilePairCollision>();
TilePairCollisionsWater = new List <RbyTilePairCollision>();
LandPermissions = new PermissionSet();
LandPermissions.AddRange(game.ROM.From((game is Yellow ? 0x01 : 0x00) << 16 | CollisionPointer).Until(0xff));
WaterPermissions = new PermissionSet();
WaterPermissions.Add(0x14);
WaterPermissions.Add(0x32);
if (id == 14)
{
WaterPermissions.Add(0x48);
}
}
//
// Reading and writing
//
public OctetString(ByteStream queue)
{
int length = (int)readTag(queue);
Bytes = new byte[length];
queue.Read(Bytes);
}
public GscSpecies(Gsc game, ByteStream data, ByteStream name) // Names are padded to 10 length using terminator characters.
{
Game = game;
Name = game.Charmap.Decode(name.Read(10));
Id = data.u8();
BaseHP = data.u8();
BaseAttack = data.u8();
BaseDefense = data.u8();
BaseSpeed = data.u8();
BaseSpecialAttack = data.u8();
BaseSpecialDefense = data.u8();
Type1 = (GscType)data.u8();
Type2 = (GscType)data.u8();
CatchRate = data.u8();
BaseExp = data.u8();
Item1 = data.u8();
Item2 = data.u8();
GenderRatio = data.u8();
Unknown1 = data.u8();
HatchCycles = data.u8();
Unknown2 = data.u8();
FrontSpriteWidth = data.Nybble();
FrontSpriteHeight = data.Nybble();
data.Seek(4); // 4 unused bytes
GrowthRate = (GrowthRate)data.u8();
EggGroup1 = (GscEggGroup)data.Nybble();
EggGroup2 = (GscEggGroup)data.Nybble();
data.Seek(8); // TODO: HMs/TMs
}
public static void Decode(ByteStream data, Bitmap dest)
{
PNGHeader header = data.Struct <PNGHeader>(true);
Debug.Assert(header.Signature == PNGSignature, "Specified file was not a PNG file.");
ByteStream idatStream = new ByteStream();
while (true)
{
PNGChunkHeader chunkHeader = data.Struct <PNGChunkHeader>(true);
string chunkType = Encoding.ASCII.GetString(chunkHeader.Type, 4);
byte[] chunkBytes = data.Read(chunkHeader.Length);
ByteStream chunkData = new ByteStream(chunkBytes);
PNGChunkFooter chunkFooter = data.Struct <PNGChunkFooter>(true);
Debug.Assert(Crc32(chunkHeader.ToBytes().Concat(chunkBytes).ToArray(), 4) == chunkFooter.CRC, chunkType + " chunk's CRC mismatched!");
switch (chunkType)
{
case "IHDR":
PNGIHDR ihdr = chunkData.Struct <PNGIHDR>(true);
Debug.Assert(ihdr.BitDepth == 8 && ihdr.ColorType == 6 && ihdr.CompressionMethod == 0 &&
ihdr.FilterMethod == 0 && ihdr.InterlaceMethod == 0, "The specified PNG file uses an unsupported format.");
dest.Width = ihdr.Width;
dest.Height = ihdr.Height;
dest.Pixels = new byte[ihdr.Width * ihdr.Height * 4];
break;
case "IDAT":
idatStream.Write(chunkData.Read(chunkHeader.Length));
break;
case "IEND":
idatStream.Seek(0, SeekOrigin.Begin);
PNGIDATHeader idatHeader = idatStream.Struct <PNGIDATHeader>(true);
byte[] idatData;
PNGIDATFooter idatFooter;
using (MemoryStream target = new MemoryStream())
using (DeflateStream decompressionStream = new DeflateStream(idatStream, CompressionMode.Decompress)) {
decompressionStream.CopyTo(target);
idatData = target.ToArray();
idatStream.Seek(-4);
idatFooter = idatStream.Struct <PNGIDATFooter>(true);
}
Debug.Assert(idatFooter.CheckValue == Alder32(idatData), "IDAT chunk compression check value mismatch!");
int scanlineSize = dest.Width * 4;
for (int scanline = 0; scanline < dest.Height; scanline++)
{
int offset = scanline * scanlineSize;
Array.Copy(idatData, offset + scanline + 1, dest.Pixels, offset, scanlineSize);
}
return;
}
}
}
void SetDataLengthToPackHead(byte[] pack, int dataSize)
{
int headerType = 0;
short size = (short)dataSize;
ByteStream readStream = new ByteStream(pack);
readStream.Read(out headerType);
readStream.Write(size);
}
public void TestByteStream()
{
byte[] data = new byte[1024];
for (int i = 0; i < 1024; i++)
{
data[i] = (byte)(i % 256);
}
ByteStream bStream = new ByteStream(data);
byte[] buffer = new byte[512];
bStream.Read(buffer, 0, 512);
for (int bufferIndex = 0; bufferIndex < buffer.Length; bufferIndex++)
{
if (buffer[bufferIndex] != bufferIndex % 256)
{
throw new Exception("Expecting " + (bufferIndex).ToString());
}
}
bStream.Seek(0, SeekOrigin.Begin);
if (bStream.ReadByte() != 0)
{
throw new Exception("Expecting expected 0");
}
if (bStream.ReadByte() != 1)
{
throw new Exception("Expecting expected 1");
}
bStream.Seek(510, SeekOrigin.Current);
bStream.Read(buffer, 0, 512);
for (int i = 0; i < buffer.Length; i++)
{
if (buffer[i] != (i + 512) % 256)
{
throw new Exception("Expecting " + (i + 512).ToString());
}
}
}
public static void Decode(ByteStream data, Bitmap dest)
{
BMPHeader header = data.Struct <BMPHeader>();
Debug.Assert(header.Signature == BMPSignature, "Specified file was not a BMP file.");
Debug.Assert(header.Size == InfoHeaderSize, "The BMP file contains an unsupported info header.");
Debug.Assert(header.Compression == 0, "Only uncompressed BMP files are supported.");
Debug.Assert(header.BitsPerPixel == 32, "Only 32-bit colors are supported.");
Debug.Assert(header.FileSize - header.DataOffset == header.Width * header.Height * 4, "The BMP file is missing pixel data.");
dest.Width = header.Width;
dest.Height = header.Height;
dest.Pixels = RemapData(data.Read(dest.Width * dest.Height * 4), dest.Width, dest.Height);
}
public NPDU(ByteStream source)
{
version = source.ReadByte();
control = new NLPCI(source.ReadByte());
if (control.IsDestinationSpecific)
{
destinationNetworkAddress = source.popU2B();
destinationMacLyerAddressLength = source.popU1B();
if (destinationMacLyerAddressLength > 0)
{
destinationAddress = new byte[destinationMacLyerAddressLength];
source.Read(destinationAddress);
}
}
if (control.IsSourceSpecific)
{
// TODO Check address length
sourceNetworkAddress = source.popU2B();
sourceMacLyerAddressLength = source.popU1B();
sourceAddress = new byte[sourceMacLyerAddressLength];
source.Read(destinationAddress);
}
if (control.IsDestinationSpecific)
{
hopCount = source.popU1B();
}
if (control.IsNetworkLayerMessage)
{
messageType = source.popU1B();
if (messageType >= 80)
{
vendorId = source.popU2B();
}
}
}
//
// Reading and writing
//
public CharacterString(ByteStream queue)
{
int length = (int)readTag(queue);
//byte enc = queue.ReadByte();
//Encoding = Encodings.ANSI_X3_4;
Encoding = (Encodings)queue.ReadByte();
validateEncoding();
byte[] bytes = new byte[length - 1];
queue.Read(bytes);
Value = decode(Encoding, bytes);
}
public BVLC(ByteStream source)
{
// Initial parsing of IP message.
// BACnet/IP
type = (BVLCType)source.ReadByte();
if (type != BVLCType.BACnetIP_AnnexJ) // NO BVLC !!
{
throw new MessageValidationAssertionException("Protocol id is not BACnet/IP (0x81)");
}
function = (BVLCFunction)source.ReadByte();
if (function != BVLCFunction.OriginalUnicastNPDU &&
function != BVLCFunction.OriginalBroadcastNPDU &&
function != BVLCFunction.ForwardedNPDU &&
function != 0x0)
{
throw new MessageValidationAssertionException("Function is not unicast, broadcast, forward"
+ " or foreign device reg anwser (0xa, 0xb, 0x4 or 0x0)");
}
length = source.ReadShort();
if (length != source.Length /* + 4*/)
{
throw new MessageValidationAssertionException("Length field does not match data: given=" + length
+ ", expected=" + (source.Length /* + 4*/));
}
// answer to foreign device registration
if (function == 0x0)
{
int regResult = source.ReadShort();
if (regResult != 0)
{
Debug.Print("Foreign device registration not successful! result: " + regResult);
}
// not APDU received, bail
//return null; // TODO Test
}
if (function == BVLCFunction.ForwardedNPDU)
{
// A forward. Use the address/port as the link service address.
byte[] addr = new byte[6];
source.Read(addr);
var linkService = new OctetString(addr);
}
}
void ParseMsg()
{
int msgBodySize = -1;
while (_receiveBuffer.bytesAvailable >= 6)//head(2B) + uniq(2B) + frame(1B) + way(1B)
{
//还没读取包头：协议体的长度
if (msgBodySize < 0)
{
msgBodySize = _receiveBuffer.ReadUShort();
}
//无法凑成一条完整协议包:结束并回退到包头
if (_receiveBuffer.bytesAvailable < msgBodySize)
{
_receiveBuffer.position -= 2;
break;
}
byte[] bytes = new byte[msgBodySize];
_receiveBuffer.Read(bytes, 0, msgBodySize);
_recvQueue.Enqueue(new ByteStream(bytes));
//if(msgBodySize > 25)
//{
// System.Text.StringBuilder sb = new System.Text.StringBuilder();
// sb.Append(bytes[0]);
// sb.Append("_");
// sb.Append(bytes[1]);
// sb.Append(" 协议 -> ");
// for (int i = 2; i < msgBodySize;++i )
// sb.Append(bytes[i]);
// UnityEngine.Debug.Log(sb.ToString());
//}
msgBodySize = -1;
}
//剩余不足拼成一条完整协议包的内容，前移到起始位置
if (_receiveBuffer.position != 0)
{
int numLeft = _receiveBuffer.bytesAvailable;
Buffer.BlockCopy(_receiveBuffer.buffer, _receiveBuffer.position,
_receiveBuffer.buffer, 0, numLeft);
_receiveBuffer.position = 0;
_receiveBuffer.length = numLeft;
}
}
//
// Reading and writing
//
public BitString(ByteStream queue)
{
int length = (int)readTag(queue) - 1;
int remainder = queue.popU1B();
if (length == 0)
{
Value = new bool[0];
}
else
{
byte[] data = new byte[length];
queue.Read(data);
Value = BACnetUtils.convertToBooleans(data, length * 8 - remainder);
}
}
//
// Reading and writing
//
public SignedInteger(ByteStream queue)
{
// Read the data length value.
int length = (int)readTag(queue);
byte[] bytes = new byte[length];
queue.Read(bytes);
if (length < 5)
{
Value = BitConverter.ToInt32(bytes, 0);
}
else
{
throw new NotImplementedException();
}
}
static int Read(IntPtr L)
{
try
{
int count = LuaDLL.lua_gettop(L);
if (count == 2)
{
ByteStream obj = (ByteStream)ToLua.CheckObject <ByteStream>(L, 1);
byte[] arg0 = ToLua.CheckByteBuffer(L, 2);
obj.Read(arg0);
return(0);
}
else if (count == 3)
{
ByteStream obj = (ByteStream)ToLua.CheckObject <ByteStream>(L, 1);
byte[] arg0 = ToLua.CheckByteBuffer(L, 2);
int arg1 = (int)LuaDLL.luaL_checknumber(L, 3);
obj.Read(arg0, arg1);
return(0);
}
else if (count == 4)
{
ByteStream obj = (ByteStream)ToLua.CheckObject <ByteStream>(L, 1);
byte[] arg0 = ToLua.CheckByteBuffer(L, 2);
int arg1 = (int)LuaDLL.luaL_checknumber(L, 3);
int arg2 = (int)LuaDLL.luaL_checknumber(L, 4);
obj.Read(arg0, arg1, arg2);
return(0);
}
else
{
return(LuaDLL.luaL_throw(L, "invalid arguments to method: ByteStream.Read"));
}
}
catch (Exception e)
{
return(LuaDLL.toluaL_exception(L, e));
}
}
void ExtractMIDI(ByteStream stream)
{
if (stream.ReadString(4) != "MIDI") {
throw new InvalidDataException("Not a GMD file!");
}
stream.Skip(4);
string type;
while ((type = GetChunkType(stream)) != null) {
if (type == "MThd") {
long size = stream.Length - stream.Position;
_midiData = stream.Read((int)size);
return;
}
if (!SkipChunk(stream)) {
break;
}
}
throw new InvalidDataException("Could not locate midi track header!");
}
public static IsupBody Load(ByteStream bs)
{
var type = (IsupMessageType)bs.Read();
switch (type)
{
case IsupMessageType.IAM:
return(new IsupInitialAddress(bs));
case IsupMessageType.AddressComplete:
return(new IsupAddressComplete(bs));
case IsupMessageType.CallProgress:
return(new IsupCallProgress(bs));
case IsupMessageType.Answer:
case IsupMessageType.Release:
// TODO: implement ANM
return(null);
}
throw new NotImplementedException();
}
public override object ReadObject(ByteStream _TargetStream)
{
ushort len = (ushort)Converter.Converters[typeof(ushort)].ReadObject(_TargetStream);
return System.Text.Encoding.ASCII.GetString(_TargetStream.Read(len));
}
public static byte[] getByteArray(this ByteStream stream, int count) {
byte[] bytes = new byte[count];
stream.Read(bytes, 0, count);
return bytes;
}
public override void Load(ByteStream byteStream)
{
this.Indicator = (EventIndicator)byteStream.Read();
this.PointerToOptionalParameter = byteStream.Read();
}
public override object ReadObject(ByteStream _TargetStream)
{
ushort length = (ushort)Converter.Converters[typeof(ushort)].ReadObject(_TargetStream);
return new ByteStream(_TargetStream.Read(length));
}
public static void Literal(ByteStream compressed, List <byte> decompressed, int length)
{
// Copy 'length' bytes directly to the decompressed stream.
decompressed.AddRange(compressed.Read(length));
}
public override object ReadObject(ByteStream _TargetStream)
{
return _TargetStream.Read();
}
public override void Load(ByteStream byteStream)
{
this.LoadParameterData(byteStream.Read(this.parameterLength));
}
public override object ReadObject(ByteStream _TargetStream)
{
return BitConverter.ToInt32(_TargetStream.Read(4), 0);
}