internal byte[] GetPayloadBytes()
{
if (_token == null)
{
throw new Exception("Token is missing");
}
if (_deviceId == null)
{
throw new Exception("DeviceID is missing");
}
// Encrypt the payload using the token
var jsonBody = CreateJson();
var encryptedPayload = AESHelper.Encrypt(_token.Key, _token.InitializationVector, jsonBody);
using (var content = new ByteList())
{
// Create the header
content.Add(0x21, 0x31); // Magic number
content.WriteUInt16BE(32 + encryptedPayload.Length); // Content+header length
content.Repeat(0x00, 4); // Unknown1
content.AddRange(_deviceId); // Device ID (received from handshake)
// Add seconds passed to server timestamp
var secondsPassed = (DateTime.Now - _serverStamp.ReceivedTime).TotalSeconds;
// Write Stamp to payload
content.WriteUInt32BE((UInt32)Math.Floor(_serverStamp.Timestamp + secondsPassed));
// Header is done and we have the payload and the token. We can now write the MD5 checksum
// Get MD5 checksum of [header, token payload]
content.AddRange(ByteList.Join(content.Take(16).ToArray(), _token.Token, encryptedPayload).ToMd5());
// Then add the encrypted payload itself
content.AddRange(encryptedPayload);
return(content.ToBinaryASCIIArray());
}
}
internal void InserByteArray(byte[] data)
{
if (SecondIn)
{
ByteList.Clear();
SecondIn = false;
}
if (FirstIn)
{
SecondIn = true;
FirstIn = false;
}
ByteList.AddRange(data);
}
public bool InsertByteArray(byte[] Data, int ml, out List <byte[]> datax)
{
lock (locklist)
{
datax = new List <byte[]>();
ByteList.AddRange(Data);
Interlocked.Add(ref Vlent, Data.Length);
if (lengt == -1 && Vlent > ml)
{
int res = 0;
for (int i = 0; i < ml; i++)
{
int temp = ((int)ByteList[current + i]) & 0xff;
temp <<= i * 8;
res = temp + res;
}
if (res > MaxSize)
{
Reset();
throw new Exception("数据包大于预设长度，如果你传入的数据比较大，请设置重新 maxSize 值");
}
if (res <= 0)
{
Reset();
return(false);
}
Interlocked.Exchange(ref lengt, res);
}
if ((Vlent - current) >= lengt)
{
int lengx = lengt;
Interlocked.Exchange(ref lengt, -1);
byte[] data = new byte[lengx];
ByteList.CopyTo(current, data, 0, lengx);
datax.Add(data);
Interlocked.Add(ref current, lengx);
recopy:
if (current == ByteList.Count)
{
Reset();
return(true);
}
if (ByteList.Count - current > ml)
{
int res = 0;
for (int i = 0; i < ml; i++)
{
int temp = ((int)ByteList[current + i]) & 0xff;
temp <<= i * 8;
res = temp + res;
}
if (res > MaxSize)
{
Reset();
throw new Exception("数据包大于预设长度，如果你传入的数据比较大，请设置重新 maxSize 值");
}
if (res <= 0)
{
Reset();
return(true);
}
if (ByteList.Count - current < res)
{
return(true);
}
data = new byte[res];
ByteList.CopyTo(current, data, 0, res);
datax.Add(data);
Interlocked.Add(ref current, res);
goto recopy;
}
return(true);
}
else
{
return(false);
}
}
}
public void InsertByteArray(byte[] Data)
{
ByteList.AddRange(Data);
}