public static byte[] CreateConnectCommand()
{
var hostData = "host::features=stat_v2,shell_v2,cmd";
var packet = new AdbPacket(CNXN, 0x01000000, 4096, hostData);
return(packet.ToBuffer());
}
public void HandlePacket(AdbPacket newPacket)
{
if (RemoteId == 0)
{
RemoteId = newPacket.arg1;
}
var okay = Command.CreateOkCommand(LocalId, RemoteId);
_sock.Send(okay, okay.Length);
_outputBlock.Post(newPacket.Data);
}
private void OnPacket(AdbPacket packet)
{
_lastPacket = packet == null ? _lastPacket : packet;
if (PrintMessages)
{
Console.WriteLine($"Received command {_lastPacket}");
}
else
{
#if DEBUG
Debug.WriteLine($"Received command {_lastPacket}");
#endif
}
if (_lastPacket.Command == Command.CNXN)
{
HostVersion = _lastPacket.arg1;
HostMaxData = _lastPacket.arg2;
State = ConnectionState.Connected;
Connected?.Invoke(this, EventArgs.Empty);
}
else if (_lastPacket.Command == Command.OKAY)
{
var streamId = _lastPacket.arg2;
if (OpenStreams.ContainsKey(streamId))
{
var stream = OpenStreams[streamId];
stream.RemoteId = _lastPacket.arg1;
//stream.HandlePacket(_lastPacket);
}
}
else if (_lastPacket.Command == Command.WRTE)
{
var streamId = _lastPacket.arg2;
if (OpenStreams.ContainsKey(streamId))
{
var stream = OpenStreams[streamId];
stream.HandlePacket(_lastPacket);
//Suspended = true;
}
}
else if (_lastPacket.Command == Command.CLSE)
{
var streamId = _lastPacket.arg2;
if (OpenStreams.ContainsKey(streamId))
{
OpenStreams[streamId].Close();
OpenStreams.Remove(streamId);
}
}
}
/// <summary>
///
/// </summary>
/// <param name="singleRun">Quit reading the packet after data has been received</param>
/// <returns></returns>
private async Task <AdbPacket> ReceivePacket(bool singleRun = false)
{
AdbPacket currentPacket = null;
while (true)
{
while (Suspended)
{
Thread.Sleep(1);
}
if (_waitingForHeader)
{
byte[] header = new byte[24];
var readBytes = await _socket.ReceiveAsync(header, offset : 0, size : 24,
socketFlags : SocketFlags.None, cancellationToken : _readCancellation);
if (readBytes == 0)
{
break;
}
currentPacket = AdbPacket.FromBuffer(header);
if (currentPacket.DataLength == 0)
{
OnPacket(currentPacket);
}
else
{
_waitingForHeader = false;
}
}
else
{
Debug.Assert(currentPacket != null, nameof(currentPacket) + " != null");
currentPacket.Data = new byte[currentPacket.DataLength];
_socket.Read(currentPacket.Data);
OnPacket(currentPacket);
//Toggle back for header handling
_waitingForHeader = true;
if (singleRun)
{
break;
}
}
}
return(currentPacket);
}
public static AdbPacket FromBuffer(byte[] buff)
{
uint command = Conversion.EndianBitConverter.Little.ToUInt32(buff, 0);
uint arg1 = Conversion.EndianBitConverter.Little.ToUInt32(buff, 4);
uint arg2 = Conversion.EndianBitConverter.Little.ToUInt32(buff, 8);
uint dataLength = Conversion.EndianBitConverter.Little.ToUInt32(buff, 12);
uint dataCRC = Conversion.EndianBitConverter.Little.ToUInt32(buff, 16);
uint magic = Conversion.EndianBitConverter.Little.ToUInt32(buff, 20);
var packet = new AdbPacket(command, arg1, arg2);
packet.DataLength = dataLength;
packet.DataCrc = dataCRC;
var c = new byte[4] {
buff[0], buff[1], buff[2], buff[3]
};
packet.CommandName = Encoding.ASCII.GetString(c);
return(packet);
}
public static byte[] CreateOkCommand(uint localId, uint remoteId)
{
var packet = new AdbPacket(OKAY, localId, remoteId);
return(packet.ToBuffer());
}
public static byte[] CreateWriteCommand(uint streamId, uint remoteStreamId, byte[] data)
{
var packet = new AdbPacket(WRTE, streamId, remoteStreamId, data);
return(packet.ToBuffer());
}
public static byte[] CreateOpenCommand(string path, uint id)
{
var packet = new AdbPacket(OPEN, id, 0, path);
return(packet.ToBuffer());
}
