//-------------------------------------------------------------------------------------------------------------
// Operations
//-------------------------------------------------------------------------------------------------------------
/**
* Opens a socket to the indicated device at indicated address and port
*
* @exception SocketException thrown when the socket parameters are invalid
* @exception AdbException Thrown when an Adb error condition occurs
*
* @param address The address.
* @param device the device to connect to. Can be null in which case the connection will be to the first available
* device.
* @param port The port.
*
* @return A Socket.
*/
public Socket Open(IPAddress address, Device device, int port)
{
Socket s = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);
try
{
s.Connect(address, port);
s.Blocking = true;
s.NoDelay = false;
SetDevice(s, device?.SerialNumber);
byte[] req = CreateAdbForwardRequest(null, port);
Write(s, req);
AdbResponse resp = ReadAdbResponse(s);
if (!resp.Okay)
{
throw new AdbException("connection request rejected");
}
s.Blocking = true;
}
catch (Exception)
{
s?.Close();
throw;
}
return(s);
}
/** Asks the local ADB server to connect to the indicated device over IP */
public bool Connect(IPEndPoint adbServerEP, string hostNameOrAddress, int port)
// Returns success/fail
{
bool result = false;
string addressAndPort = $"{hostNameOrAddress}:{port}";
byte[] request = FormAdbRequest($"host:connect:{addressAndPort}");
using (Socket socket = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp))
{
socket.Connect(adbServerEP);
socket.Blocking = true;
Write(socket, request);
// The response is a length-prefixed OKAY string
AdbResponse resp = ReadAdbResponseWithDiagnosis(socket);
if (resp.IOSuccess && resp.Okay)
{
// The two 'success' cases are
// "already connected to %s"
// "connected to %s"
result = "already connected to".IsPrefixOf(resp.Message) || "connected to".IsPrefixOf(resp.Message);
}
}
return(result);
}
public bool CreateForward(IPEndPoint adbSockAddr, Device device, int localPort, int remotePort)
{
Socket adbChan = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);
try
{
adbChan.Connect(adbSockAddr);
adbChan.Blocking = true;
// host-serial should be different based on the transport...
byte[] request = FormAdbRequest($"host-serial:{device.SerialNumber}:forward:tcp:{localPort};tcp:{remotePort}");
Write(adbChan, request);
AdbResponse resp = ReadAdbResponse(adbChan);
if (!resp.IOSuccess || !resp.Okay)
{
throw new AdbException("Device rejected command: " + resp.Message);
}
}
finally
{
adbChan?.Close();
}
return(true);
}
public Socket CreatePassThroughConnection(IPEndPoint endpoint, Device device, int pid)
{
Socket socket = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);
try
{
socket.Connect(endpoint);
socket.NoDelay = true;
// if the device is not -1, then we first tell adb we're looking to talk to a specific device
SetDevice(socket, device?.SerialNumber);
byte[] req = CreateJdwpForwardRequest(pid);
Write(socket, req);
AdbResponse resp = ReadAdbResponse(socket);
if (!resp.Okay)
{
throw new AdbException("connection request rejected: " + resp.Message); //$NON-NLS-1$
}
}
catch (Exception)
{
socket?.Close();
throw;
}
return(socket);
}
/** Returns the version number of the currently running ADB server */
public int GetAdbServerVersion(IPEndPoint address)
{
using (Socket adbChan = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp))
{
byte[] request = FormAdbRequest("host:version");
byte[] reply;
adbChan.Connect(address);
adbChan.Blocking = true;
Write(adbChan, request);
AdbResponse resp = ReadAdbResponse(adbChan);
if (!resp.IOSuccess || !resp.Okay)
{
Log.e(LOGGING_TAG, "Got timeout or unhappy response from ADB fb req: " + resp.Message);
return(-1);
}
// response is four hex bytes
reply = new byte[4];
Read(adbChan, reply);
string lenHex = reply.GetString(DEFAULT_ENCODING);
int len = int.Parse(lenHex, NumberStyles.HexNumber);
// the server version (NOT the server protocol version)
reply = new byte[len];
Read(adbChan, reply);
string sReply = reply.GetString(DEFAULT_ENCODING);
return(int.Parse(sReply, NumberStyles.HexNumber));
}
}
// Read and parse a response from the ADB server. Throw if we don't
// get enough data from the server to form a response
public AdbResponse ReadAdbResponseInternal(Socket socket, bool suppressLogging, bool readDiagString)
{
AdbResponse resp = new AdbResponse();
byte[] reply = new byte[4];
Read(socket, reply); // throws
resp.IOSuccess = true;
resp.Okay = IsOkay(reply);
if (!resp.Okay)
{
readDiagString = true; // look for a reason after the FAIL
}
// not a loop -- use "while" so we can use "break"
while (readDiagString)
{
// length string is in next 4 bytes
byte[] lenBuf = new byte[4];
Read(socket, lenBuf); // throws
string lenStr = ReplyToString(lenBuf);
int len;
try
{
len = int.Parse(lenStr, NumberStyles.HexNumber);
}
catch (FormatException)
{
Log.e(LOGGING_TAG, "Expected digits, got '{0}' : {1} {2} {3} {4}", lenStr, lenBuf[0], lenBuf[1], lenBuf[2], lenBuf[3]);
Log.e(LOGGING_TAG, "reply was {0}", ReplyToString(reply));
break;
}
byte[] msg = new byte[len];
Read(socket, msg);
resp.Message = ReplyToString(msg);
if (!suppressLogging)
{
Log.e(LOGGING_TAG, "reply='{0}', diag='{1}'", ReplyToString(reply), resp.Message);
}
break;
}
return(resp);
}
// throws on socket issues
private Socket ExecuteRawSocketCommand(IPEndPoint address, string serialNumber, byte[] command)
{
Socket adbChan = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);
adbChan.Connect(address);
adbChan.Blocking = true;
SetDevice(adbChan, serialNumber);
Write(adbChan, command);
AdbResponse resp = ReadAdbResponse(adbChan);
if (!resp.IOSuccess || !resp.Okay)
{
throw new AdbException($"Device {serialNumber} rejected command: {resp.Message}");
}
return(adbChan);
}
public int KillAdb(IPEndPoint address)
{
byte[] request = FormAdbRequest("host:kill");
using (Socket socket = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp))
{
socket.Connect(address);
socket.Blocking = true;
Write(socket, request);
AdbResponse resp = ReadAdbResponse(socket);
if (!resp.IOSuccess || !resp.Okay)
{
Log.e(LOGGING_TAG, "Got timeout or unhappy response from ADB req: " + resp.Message);
socket.Close();
return(-1);
}
return(0);
}
}
//---------------------------------------------------------------------------------------------------------------
// Device tracking
//---------------------------------------------------------------------------------------------------------------
#region Device Tracking
/**
* Ask the ADB server to inform us of the connection and disconnection of devices
*
* @exception IOException Thrown when an IO failure occurred.
*
* @return true if it succeeds, false if it fails.
*/
private bool RequestDeviceNotifications()
{
byte[] request = AdbHelper.Instance.FormAdbRequest("host:track-devices");
AdbHelper.Instance.Write(this.socketTrackDevices, request);
AdbResponse resp = AdbHelper.Instance.ReadAdbResponse(this.socketTrackDevices);
if (!resp.IOSuccess)
{
Log.e(loggingTag, "Failed to read the adb response!");
this.CloseSocket(ref this.socketTrackDevices);
throw new IOException("Failed to read the adb response!");
}
if (!resp.Okay)
{
// request was refused by adb!
Log.e(loggingTag, "adb refused request: {0}", resp.Message);
}
return(resp.Okay);
}
/// <summary>
/// Opens this connection.
/// </summary>
/// <returns></returns>
public bool Open()
{
if (IsOpen)
{
return(true);
}
try
{
Channel = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);
Channel.Connect(this.Address);
Channel.Blocking = true;
// target a specific device
AdbHelper.Instance.SetDevice(Channel, Device?.SerialNumber);
byte[] request = AdbHelper.Instance.FormAdbRequest("sync:");
AdbHelper.Instance.Write(Channel, request, -1, DdmPreferences.Timeout);
AdbResponse resp = AdbHelper.Instance.ReadAdbResponse(Channel);
if (!resp.IOSuccess || !resp.Okay)
{
Log.w("ddms:syncservice", "Got timeout or unhappy response from ADB sync req: {0}", resp.Message);
Channel.Close();
Channel = null;
return(false);
}
}
catch (IOException)
{
Close();
throw;
}
return(true);
}
public void SetDevice(Socket adbChan, string serialNumber)
{
// if the device is not null, then we first tell adb we're looking to talk to a specific device
if (serialNumber != null)
{
string msg = "host:transport:" + serialNumber;
byte[] device_query = FormAdbRequest(msg);
Write(adbChan, device_query);
AdbResponse resp = ReadAdbResponseNoLogging(adbChan);
if (!resp.Okay)
{
if (equalsIgnoreCase("device not found", resp.Message))
{
throw new DeviceNotFoundException(serialNumber);
}
else
{
throw new AdbException("device (" + serialNumber + ") request rejected: " + resp.Message);
}
}
}
}
// Read and parse a response from the ADB server. Throw if we don't
// get enough data from the server to form a response
public AdbResponse ReadAdbResponseInternal(Socket socket, bool suppressLogging, bool readDiagString)
{
AdbResponse resp = new AdbResponse();
byte[] reply = new byte[4];
Read(socket, reply); // throws
resp.IOSuccess = true;
resp.Okay = IsOkay(reply);
if (!resp.Okay)
readDiagString = true; // look for a reason after the FAIL
// not a loop -- use "while" so we can use "break"
while (readDiagString)
{
// length string is in next 4 bytes
byte[] lenBuf = new byte[4];
Read(socket, lenBuf); // throws
string lenStr = ReplyToString(lenBuf);
int len;
try
{
len = int.Parse(lenStr, NumberStyles.HexNumber);
}
catch (FormatException)
{
Log.e(LOGGING_TAG, "Expected digits, got '{0}' : {1} {2} {3} {4}", lenStr, lenBuf[0], lenBuf[1], lenBuf[2], lenBuf[3]);
Log.e(LOGGING_TAG, "reply was {0}", ReplyToString(reply));
break;
}
byte[] msg = new byte[len];
Read(socket, msg);
resp.Message = ReplyToString(msg);
if (!suppressLogging)
Log.e(LOGGING_TAG, "reply='{0}', diag='{1}'", ReplyToString(reply), resp.Message);
break;
}
return resp;
}
public RawImage GetFrameBuffer(IPEndPoint adbSockAddr, Device device)
{
RawImage imageParams = new RawImage();
byte[] request = FormAdbRequest("framebuffer:"); //$NON-NLS-1$
byte[] nudge = { 0 };
byte[] reply;
Socket adbChan = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);
try
{
adbChan.Connect(adbSockAddr);
adbChan.Blocking = true;
// if the device is not -1, then we first tell adb we're looking to talk
// to a specific device
SetDevice(adbChan, device?.SerialNumber);
Write(adbChan, request);
AdbResponse resp = ReadAdbResponse(adbChan);
if (!resp.IOSuccess || !resp.Okay)
{
Log.v(LOGGING_TAG, "Got timeout or unhappy response from ADB fb req: " + resp.Message);
adbChan.Close();
return(null);
}
// first the protocol version.
reply = new byte[4];
Read(adbChan, reply);
BinaryReader buf;
int version = 0;
using (MemoryStream ms = new MemoryStream(reply))
{
buf = new BinaryReader(ms);
version = buf.ReadInt16();
}
// get the header size (this is a count of int)
int headerSize = RawImage.GetHeaderSize(version);
// read the header
reply = new byte[headerSize * 4];
Read(adbChan, reply);
using (MemoryStream ms = new MemoryStream(reply))
{
buf = new BinaryReader(ms);
// fill the RawImage with the header
if (imageParams.ReadHeader(version, buf) == false)
{
Log.v(LOGGING_TAG, "Unsupported protocol: " + version);
return(null);
}
}
Log.d(LOGGING_TAG, "image params: bpp=" + imageParams.Bpp + ", size="
+ imageParams.Size + ", width=" + imageParams.Width
+ ", height=" + imageParams.Height);
Write(adbChan, nudge);
reply = new byte[imageParams.Size];
Read(adbChan, reply);
imageParams.Data = reply;
}
finally
{
adbChan?.Close();
}
return(imageParams);
}
