public RiftPacket Read(DateTime pTransmitted)
{
long packetLength;
int sizeOfPacketLength;
switch (mProtocolState)
{
case EProtocolState.Normal:
{
if (ReadEncodedLong(mUnprocessedBuffer, 0, mUnprocessedLength, out packetLength, out sizeOfPacketLength) &&
(sizeOfPacketLength + packetLength) <= mUnprocessedLength)
{
Buffer.BlockCopy(mUnprocessedBuffer, 0, mProcessedBuffer, mProcessedLength, sizeOfPacketLength + (int)packetLength);
mUnprocessedLength -= (sizeOfPacketLength + (int)packetLength);
mProcessedLength += (sizeOfPacketLength + (int)packetLength);
if (mUnprocessedLength > 0)
{
Buffer.BlockCopy(mUnprocessedBuffer, sizeOfPacketLength + (int)packetLength, mUnprocessedBuffer, 0, mUnprocessedLength);
}
}
break;
}
case EProtocolState.Compressed:
{
for (int index = 0; index < mUnprocessedLength; ++index)
{
if (index >= 3 &&
mUnprocessedBuffer[index] == 0xFF &&
mUnprocessedBuffer[index - 1] == 0xFF &&
mUnprocessedBuffer[index - 2] == 0x00 &&
mUnprocessedBuffer[index - 3] == 0x00)
{
mInflaterStream.SetLength(0);
mInflater.Write(mUnprocessedBuffer, 0, index + 1);
mInflater.Flush();
mInflaterStream.Position = 0;
mProcessedLength += mInflaterStream.Read(mProcessedBuffer, mProcessedLength, mProcessedBuffer.Length - mProcessedLength);
mUnprocessedLength -= (index + 1);
if (mUnprocessedLength > 0)
{
Buffer.BlockCopy(mUnprocessedBuffer, index + 1, mUnprocessedBuffer, 0, mUnprocessedLength);
}
break;
}
}
break;
}
case EProtocolState.EncryptedAndCompressed:
{
for (int index = 0; index < mUnprocessedLength; ++index)
{
if (mDecryptLength >= mDecryptBuffer.Length || index >= mUnprocessedBuffer.Length)
{
System.Diagnostics.Debug.Write("Bad");
}
mDecryptBuffer[mDecryptLength] = DecryptByte(mUnprocessedBuffer[index]);
++mDecryptLength;
if (mDecryptLength >= 4 &&
mDecryptBuffer[mDecryptLength - 1] == 0xFF &&
mDecryptBuffer[mDecryptLength - 2] == 0xFF &&
mDecryptBuffer[mDecryptLength - 3] == 0x00 &&
mDecryptBuffer[mDecryptLength - 4] == 0x00)
{
mInflaterStream.SetLength(0);
mInflater.Write(mDecryptBuffer, 0, mDecryptLength);
mInflater.Flush();
mInflaterStream.Position = 0;
mProcessedLength += mInflaterStream.Read(mProcessedBuffer, mProcessedLength, mProcessedBuffer.Length - mProcessedLength);
mDecryptLength = 0;
}
}
mUnprocessedLength = 0;
break;
}
default: break;
}
if (!ReadEncodedLong(mProcessedBuffer, 0, mProcessedLength, out packetLength, out sizeOfPacketLength))
{
return(null);
}
if (mProcessedLength < (sizeOfPacketLength + packetLength))
{
return(null);
}
byte[] packetBuffer = new byte[packetLength];
Buffer.BlockCopy(mProcessedBuffer, sizeOfPacketLength, packetBuffer, 0, (int)packetLength);
mProcessedLength -= (sizeOfPacketLength + (int)packetLength);
if (mProcessedLength > 0)
{
Buffer.BlockCopy(mProcessedBuffer, sizeOfPacketLength + (int)packetLength, mProcessedBuffer, 0, mProcessedLength);
}
//PacketDescriptions.PacketDescription description = PacketDescriptions.Instance.Descriptions.Find(d => d.Outbound == mOutbound && d.Opcode == opcode);
RiftPacketReader reader = new RiftPacketReader(pTransmitted, mOutbound, packetBuffer, 0, packetBuffer.Length);
RiftPacket packet;
int sizeOfPacket;
if (!reader.ReadPacket(out packet, out sizeOfPacket))
{
return(null);
}
packet.Raw = packetBuffer;
return(packet);
}
public void OpenFile(string pFilename)
{
mFileSaveMenu.Enabled = false;
mTerminated = true;
int percent = 0;
using (FileStream stream = new FileStream(pFilename, FileMode.Open, FileAccess.Read))
{
BinaryReader reader = new BinaryReader(stream);
mLocalPort = reader.ReadUInt16();
while (stream.Position < stream.Length)
{
long timestamp = reader.ReadInt64();
bool outbound = reader.ReadBoolean();
int size = reader.ReadInt32();
byte[] buffer = reader.ReadBytes(size);
RiftPacketReader packetReader = new RiftPacketReader(new DateTime(timestamp), outbound, buffer, 0, buffer.Length);
RiftPacket packet;
int sizeOfPacket;
packetReader.ReadPacket(out packet, out sizeOfPacket);
packet.Raw = buffer;
AddPacket(packet);
int newPercent = (int)((stream.Position * 100) / stream.Length);
while (newPercent > percent)
{
++percent;
ProgressUpdate();
}
}
}
Text = string.Format("Port {0} (ReadOnly)", mLocalPort);
}
public RiftPacket Read(DateTime pTransmitted)
{
long packetLength;
int sizeOfPacketLength;
switch (mProtocolState)
{
case EProtocolState.Normal:
{
if (ReadEncodedLong(mUnprocessedBuffer, 0, mUnprocessedLength, out packetLength, out sizeOfPacketLength) &&
(sizeOfPacketLength + packetLength) <= mUnprocessedLength)
{
Buffer.BlockCopy(mUnprocessedBuffer, 0, mProcessedBuffer, mProcessedLength, sizeOfPacketLength + (int)packetLength);
mUnprocessedLength -= (sizeOfPacketLength + (int)packetLength);
mProcessedLength += (sizeOfPacketLength + (int)packetLength);
if (mUnprocessedLength > 0) Buffer.BlockCopy(mUnprocessedBuffer, sizeOfPacketLength + (int)packetLength, mUnprocessedBuffer, 0, mUnprocessedLength);
}
break;
}
case EProtocolState.Compressed:
{
for (int index = 0; index < mUnprocessedLength; ++index)
{
if (index >= 3 &&
mUnprocessedBuffer[index] == 0xFF &&
mUnprocessedBuffer[index - 1] == 0xFF &&
mUnprocessedBuffer[index - 2] == 0x00 &&
mUnprocessedBuffer[index - 3] == 0x00)
{
mInflaterStream.SetLength(0);
mInflater.Write(mUnprocessedBuffer, 0, index + 1);
mInflater.Flush();
mInflaterStream.Position = 0;
mProcessedLength += mInflaterStream.Read(mProcessedBuffer, mProcessedLength, mProcessedBuffer.Length - mProcessedLength);
mUnprocessedLength -= (index + 1);
if (mUnprocessedLength > 0) Buffer.BlockCopy(mUnprocessedBuffer, index + 1, mUnprocessedBuffer, 0, mUnprocessedLength);
break;
}
}
break;
}
case EProtocolState.EncryptedAndCompressed:
{
for (int index = 0; index < mUnprocessedLength; ++index)
{
if (mDecryptLength >= mDecryptBuffer.Length || index >= mUnprocessedBuffer.Length)
{
System.Diagnostics.Debug.Write("Bad");
}
mDecryptBuffer[mDecryptLength] = DecryptByte(mUnprocessedBuffer[index]);
++mDecryptLength;
if (mDecryptLength >= 4 &&
mDecryptBuffer[mDecryptLength - 1] == 0xFF &&
mDecryptBuffer[mDecryptLength - 2] == 0xFF &&
mDecryptBuffer[mDecryptLength - 3] == 0x00 &&
mDecryptBuffer[mDecryptLength - 4] == 0x00)
{
mInflaterStream.SetLength(0);
mInflater.Write(mDecryptBuffer, 0, mDecryptLength);
mInflater.Flush();
mInflaterStream.Position = 0;
mProcessedLength += mInflaterStream.Read(mProcessedBuffer, mProcessedLength, mProcessedBuffer.Length - mProcessedLength);
mDecryptLength = 0;
}
}
mUnprocessedLength = 0;
break;
}
default: break;
}
if (!ReadEncodedLong(mProcessedBuffer, 0, mProcessedLength, out packetLength, out sizeOfPacketLength)) return null;
if (mProcessedLength < (sizeOfPacketLength + packetLength)) return null;
byte[] packetBuffer = new byte[packetLength];
Buffer.BlockCopy(mProcessedBuffer, sizeOfPacketLength, packetBuffer, 0, (int)packetLength);
mProcessedLength -= (sizeOfPacketLength + (int)packetLength);
if (mProcessedLength > 0) Buffer.BlockCopy(mProcessedBuffer, sizeOfPacketLength + (int)packetLength, mProcessedBuffer, 0, mProcessedLength);
//PacketDescriptions.PacketDescription description = PacketDescriptions.Instance.Descriptions.Find(d => d.Outbound == mOutbound && d.Opcode == opcode);
RiftPacketReader reader = new RiftPacketReader(pTransmitted, mOutbound, packetBuffer, 0, packetBuffer.Length);
RiftPacket packet;
int sizeOfPacket;
if (!reader.ReadPacket(out packet, out sizeOfPacket)) return null;
packet.Raw = packetBuffer;
return packet;
}
