public Task <UdpReceiveResult> ReceiveAsync()
{
// workaround...
int malloc_bytearray_paddingleft = 4;
ConsoleExtensions.trace("enter UdpClient ReceiveAsync");
var buff = stackalloc byte[0xfff];
socket_h.sockaddr_in sender;
var sizeof_sender = sizeof(socket_h.sockaddr_in);
//ConsoleExtensions.trace("before recvfrom");
// http://pubs.opengroup.org/onlinepubs/009695399/functions/recvfrom.html
// Upon successful completion, recvfrom() shall return the length of the message in bytes.
var recvfromret = s.recvfrom(buff, 0xfff, 0, (socket_h.sockaddr *) & sender, &sizeof_sender);
// sent by?
//I/xNativeActivity(24024): X:\jsc.svn\examples\c\android\Test\NDKUdpClient\NDKUdpClient\xNativeActivity.cs:167 recvfrom: 116 errno: 22 Invalid argument
//I/xNativeActivity(24024): X:\jsc.svn\examples\c\android\Test\NDKUdpClient\NDKUdpClient\xNativeActivity.cs:168 SenderAddrSize: 16 errno: 22 Invalid argument
ConsoleExtensions.tracei("recvfrom: ", recvfromret);
//tracei("sockaddr_in: ", sizeof_sender);
buff[recvfromret] = 0;
//Task<UdpReceiveResult>
// lets fill up GC. collect when thread shuts down?
//var Buffer = new byte[recvfromret];
// what about digitally signing the buffer?
//var le_bytes = (byte*)stdlib_h.malloc(stdlib_h.malloc_bytearray_paddingleft + recvfromret);
var le_bytes = (byte *)stdlib_h.malloc(malloc_bytearray_paddingleft + recvfromret);
// I/xNativeActivity(12673): [2781936] \UdpClient.cs:110 recvfrom: 3
//I/xNativeActivity(12673): [2781936] \UdpClient.cs:138 bytesLength: 50331648
ConsoleExtensions.trace("set le_ipointer");
var le_ipointer = (int *)le_bytes;
*le_ipointer = recvfromret;
//int32_5 = ((int*)byte_4);
//*int32_5 = num3;
{
ConsoleExtensions.trace("get le_ipointer");
var lei = *le_ipointer;
ConsoleExtensions.tracei("lei: ", lei);
}
// Z:\jsc.svn\examples\c\Test\TestPointerOffset\Class1.cs
#region ___bytes
// byte_7 = ((unsigned char*)(&(byte_4[1])));
var ___bytes = le_bytes + malloc_bytearray_paddingleft;
for (int i = 0; i < recvfromret; i++)
{
var byte0 = buff[i];
ConsoleExtensions.tracei("set byte0: ", byte0);
//Buffer[i] = buff[i];
___bytes[i] = byte0;
}
#endregion
{
ConsoleExtensions.trace("get le_ipointer");
var lei = *le_ipointer;
ConsoleExtensions.tracei("lei: ", lei);
}
var bytes = __cast(___bytes);
{
ConsoleExtensions.trace("---");
var byte0 = bytes[0];
ConsoleExtensions.tracei("byte0: ", byte0);
var bytesLength = bytes.Length;
ConsoleExtensions.tracei("bytesLength: ", bytesLength);
}
// ptr?
//{
// var xbytes = __cast(bytes);
// var xlebytes = xbytes - 4;
// var ile = (int*)xlebytes;
// ConsoleExtensions.tracei("ile: ", *ile);
//}
//I/xNativeActivity( 2541): [2777960] \UdpClient.cs:199 set task_Result_Buffer: -192277436
//I/xNativeActivity( 2541): [2777960] \UdpClient.cs:202 Result.Buffer.Length: 2
//I/xNativeActivity( 2541): [2777960] \UdpClient.cs:211 got task_Result
//I/xNativeActivity( 2541): [2777960] \UdpClient.cs:229 got task_Result_Buffer: -867631102
ConsoleExtensions.tracei64("set task_Result_Buffer: ", (long)__cast(bytes));
//var Result = new UdpReceiveResult(bytes, null);
var Result = new __UdpReceiveResult(bytes, null);
//result13 = ScriptCoreLib_Shared_BCLImplementation_System_Net_Sockets___UdpReceiveResult__ctor_6000072(__new_ScriptCoreLib_Shared_BCLImplementation_System_Net_Sockets___UdpReceiveResult(1), byteArray11, NULL);
// ScriptCoreLibAndroidNDK_Library_ConsoleExtensions_tracei64("Result: ", (long long)result13, "z:\x5c""jsc.svn\x5c""core\x5c""ScriptCoreLibAndroidNDK\x5c""ScriptCoreLibAndroidNDK\x5c""BCLImplementation\x5c""System\x5c""Net\x5c""Sockets\x5c""UdpClient.cs", 212);
// \UdpClient.cs:210 Result: 0
ConsoleExtensions.tracei64("Result: ", (long)(object)Result);
//typedef struct tag_ScriptCoreLib_Shared_BCLImplementation_System_Net_Sockets___UdpReceiveResult
//{
// struct tag_ScriptCoreLibJava_BCLImplementation_System_Net___IPEndPoint* _RemoteEndPoint_k__BackingField;
// unsigned char* _Buffer_k__BackingField;
//} ScriptCoreLib_Shared_BCLImplementation_System_Net_Sockets___UdpReceiveResult, *LPScriptCoreLib_Shared_BCLImplementation_System_Net_Sockets___UdpReceiveResult;
//ConsoleExtensions.tracei("Result.Buffer.Length: ", Result.Buffer.Length);
//var task = new __Task<UdpReceiveResult>();
var task = new __Task <__UdpReceiveResult>();
//typedef struct tag_ScriptCoreLibNative_BCLImplementation_System___Task_1
//{
// void* _Result_k__BackingField;
//} ScriptCoreLibNative_BCLImplementation_System___Task_1, *LPScriptCoreLibNative_BCLImplementation_System___Task_1;
task.Result = (__UdpReceiveResult)(object)Result;
var task_Result = task.Result;
ConsoleExtensions.trace("got task_Result, crash?");
ConsoleExtensions.tracei64("task_Result: ", (long)(object)task_Result);
//Task<UdpReceiveResult> t = new __Task<UdpReceiveResult> { Result = Result };
// ScriptCoreLibAndroidNDK_Library_ConsoleExtensions_tracei("t.Result.Buffer.Length: ", (int)((signed int)(/* ldlen */ *(int*)(&(ScriptCoreLib_Shared_BCLImplementation_System_Net_Sockets___UdpReceiveResult_get_Buffer((ScriptCoreLib_Shared_BCLImplementation_System_Net_Sockets___UdpReceiveResult*)(&result18))[-4])))), "z:\x5c""jsc.svn\x5c""core\x5c""ScriptCoreLibAndroidNDK\x5c""ScriptCoreLibAndroidNDK\x5c""BCLImplementation\x5c""System\x5c""Net\x5c""Sockets\x5c""UdpClient.cs", 211);
// struct??
//if (task_Result == null)
//{
//}
//else
{
// byteArray19 = ScriptCoreLib_Shared_BCLImplementation_System_Net_Sockets___UdpReceiveResult_get_Buffer((ScriptCoreLib_Shared_BCLImplementation_System_Net_Sockets___UdpReceiveResult*)(&result18));
var task_Result_Buffer = task_Result.Buffer;
// \UdpClient.cs:226 got task_Result_Buffer: 848560130
ConsoleExtensions.tracei64("got task_Result_Buffer: ", (long)__cast(task_Result_Buffer));
ConsoleExtensions.tracei("t.Result.Buffer.Length: ", task_Result_Buffer.Length);
// t.Result.Buffer.Length: 2
}
return((Task <UdpReceiveResult>)(object) task);
}
public __UdpClient(java.net.DatagramSocket datagramSocket)
{
//var buffer = new sbyte[0x10000];
var buffer = new sbyte[0x1000];
//E/dalvikvm-heap(14366): Out of memory on a 1048592-byte allocation.
//I/dalvikvm(14366): "Thread-4310" prio=5 tid=827 RUNNABLE
#region vReceiveAsync
this.vReceiveAsync = delegate
{
var c = new TaskCompletionSource <__UdpReceiveResult>();
__Task.Run(
delegate
{
// http://stackoverflow.com/questions/10808512/datagrampacket-equivalent
// http://tutorials.jenkov.com/java-networking/udp-datagram-sockets.html
var packet = new java.net.DatagramPacket(buffer, buffer.Length);
try
{
datagramSocket.receive(packet);
var xbuffer = new byte[packet.getLength()];
Array.Copy(
buffer, xbuffer,
xbuffer.Length
);
var x = new __UdpReceiveResult(
buffer:
xbuffer,
remoteEndPoint:
new __IPEndPoint(
new __IPAddress {
InternalAddress = packet.getAddress()
},
port: packet.getPort()
)
);
c.SetResult(x);
}
catch
{
// fault?
}
}
);
return(c.Task);
};
#endregion
#region vSendAsync
this.vSendAsync = (byte[] datagram, int bytes, string hostname, int port) =>
{
var c = new TaskCompletionSource <int>();
__Task.Run(
delegate
{
try
{
var a = global::java.net.InetAddress.getByName(hostname);
var packet = new java.net.DatagramPacket(
(sbyte[])(object)datagram,
datagram.Length, a, port
);
datagramSocket.send(packet);
// retval tested?
c.SetResult(
packet.getLength()
);
}
catch
{
throw;
}
}
);
return(c.Task);
};
#endregion
#region vSendAsync2
this.vSendAsync2 = (byte[] datagram, int bytes, IPEndPoint endPoint) =>
{
var c = new TaskCompletionSource <int>();
__Task.Run(
delegate
{
try
{
var packet = new java.net.DatagramPacket(
(sbyte[])(object)datagram,
datagram.Length, (__IPAddress)endPoint.Address, endPoint.Port
);
datagramSocket.send(packet);
// retval tested?
c.SetResult(
packet.getLength()
);
}
catch
{
throw;
}
}
);
return(c.Task);
};
#endregion
#region vClose
this.vClose = delegate
{
try
{
datagramSocket.close();
}
catch
{
}
};
#endregion
}
public __UdpClient(xConstructorArguments args)
{
//Console.WriteLine("enter __UdpClient ctor");
// http://stackoverflow.com/questions/8558791/multicastsocket-vs-datagramsocket-in-broadcasting-to-multiple-clients
// you must use MulticastSocket for receiving the multicasts; for sending them, again, you can use either DatagramSocket or MulticastSocket, and there is no difference in efficiency.
//var buffer = new sbyte[0x10000];
// X:\jsc.svn\market\synergy\javascript\chrome\chrome\BCLImplementation\System\Net\Sockets\UdpClient.cs
//var buffer = new sbyte[0x1000];
var buffer = new sbyte[MaxData];
//E/dalvikvm-heap(14366): Out of memory on a 1048592-byte allocation.
//I/dalvikvm(14366): "Thread-4310" prio=5 tid=827 RUNNABLE
// tested by
// X:\jsc.svn\examples\java\android\vr\OVRMyCubeWorldNDK\OVRMyCubeWorld\ApplicationActivity.cs
#region vJoinMulticastGroup
this.vJoinMulticastGroup = (IPAddress multicastAddr, IPAddress localAddress) =>
{
// http://developer.android.com/reference/java/net/InetSocketAddress.html
// http://developer.android.com/reference/java/net/SocketAddress.html
Console.WriteLine("enter vJoinMulticastGroup");
// at this point we have to jump back in time and get a multicast socket.
__IPAddress __multicastAddr = multicastAddr;
__IPAddress __localAddress = localAddress;
__NetworkInterface nic = __localAddress.InternalNetworkInterface;
// X:\jsc.svn\examples\java\android\LANBroadcastListener\LANBroadcastListener\ApplicationActivity.cs
// X:\jsc.svn\examples\java\android\forms\FormsUDPJoinGroup\FormsUDPJoinGroup\ApplicationControl.cs
try
{
args.xMulticastSocket.joinGroup(
new java.net.InetSocketAddress(
__multicastAddr.InternalAddress,
args.port
),
nic
);
}
catch
{
throw;
}
};
#endregion
#region vReceiveAsync
this.vReceiveAsync = delegate
{
var c = new TaskCompletionSource <__UdpReceiveResult>();
__Task.Run(
delegate
{
// http://stackoverflow.com/questions/10808512/datagrampacket-equivalent
// http://tutorials.jenkov.com/java-networking/udp-datagram-sockets.html
// tested by?
var packet = new java.net.DatagramPacket(buffer, buffer.Length);
try
{
args.xDatagramSocket.receive(packet);
var xbuffer = new byte[packet.getLength()];
Array.Copy(
buffer, xbuffer,
xbuffer.Length
);
var x = new __UdpReceiveResult(
buffer:
xbuffer,
remoteEndPoint:
new __IPEndPoint(
new __IPAddress {
InternalAddress = packet.getAddress()
},
port: packet.getPort()
)
);
c.SetResult(x);
}
catch
{
// fault?
}
}
);
return(c.Task);
};
#endregion
//Console.WriteLine("enter __UdpClient before this.Client");
this.Client = new __Socket
{
#region vBind
vBind = (EndPoint localEP) =>
{
// https://sites.google.com/a/jsc-solutions.net/work/knowledge-base/15-dualvr/20150721/ovroculus360photoshud
try
{
Console.WriteLine("enter __UdpClient vBind " + new { args.xDatagramSocket, localEP });
var v4 = localEP as IPEndPoint;
if (v4 != null)
{
__IPAddress v4a = v4.Address;
// http://developer.android.com/reference/java/net/InetSocketAddress.html
var x = new java.net.InetSocketAddress(v4a.InternalAddress, v4.Port);
Console.WriteLine("before __UdpClient vBind " + new { v4a.InternalAddress, v4.Port });
// Z:\jsc.svn\examples\java\android\vr\OVRWindWheelNDK\UDPWindWheel\Program.cs
// is this the first bind?
if (args.xDatagramSocket == null)
{
var xDatagramSocket = new java.net.DatagramSocket(v4.Port);
args.vDatagramSocket = () => xDatagramSocket;
}
else
{
args.xDatagramSocket.bind(x);
}
}
}
catch (Exception err)
{
Console.WriteLine("err __UdpClient vBind " + new { err.Message, err.StackTrace });
//throw;
throw new InvalidOperationException();
}
}
#endregion
};
//Console.WriteLine("enter __UdpClient after this.Client " + new { this.Client });
#region vSend
this.vSend = (byte[] datagram, int bytes, string hostname, int port) =>
{
//I/System.Console(22987): 59cb:0001 about to Send
//I/System.Console(22987): 59cb:0001 enter __UdpClient vSend
//I/System.Console(22987): 59cb:0001 err __UdpClient vSend { Message = , StackTrace = android.os.NetworkOnMainThreadException
//I/System.Console(22987): at android.os.StrictMode$AndroidBlockGuardPolicy.onNetwork(StrictMode.java:1147)
//I/System.Console(22987): at libcore.io.BlockGuardOs.sendto(BlockGuardOs.java:276)
//I/System.Console(22987): at libcore.io.IoBridge.sendto(IoBridge.java:513)
//I/System.Console(22987): at java.net.PlainDatagramSocketImpl.send(PlainDatagramSocketImpl.java:184)
//I/System.Console(22987): at java.net.DatagramSocket.send(DatagramSocket.java:305)
//I/System.Console(22987): at ScriptCoreLibJava.BCLImplementation.System.Net.Sockets.__UdpClient___c__DisplayClass12.__ctor_b__6(__UdpClient___c__DisplayClass12.java:109)
var t = this.vSendAsync(datagram, bytes, hostname, port);
return(t.Result);
};
#endregion
#region vSendAsync
this.vSendAsync = (byte[] datagram, int bytes, string hostname, int port) =>
{
var c = new TaskCompletionSource <int>();
__Task.Run(
delegate
{
try
{
var a = global::java.net.InetAddress.getByName(hostname);
var packet = new java.net.DatagramPacket(
(sbyte[])(object)datagram,
bytes, a, port
);
args.xDatagramSocket.send(packet);
// retval tested?
c.SetResult(
packet.getLength()
);
}
catch
{
throw;
}
}
);
return(c.Task);
};
#endregion
#region vSendAsync2
this.vSendAsync2 = (byte[] datagram, int bytes, IPEndPoint endPoint) =>
{
var c = new TaskCompletionSource <int>();
__Task.Run(
delegate
{
try
{
var packet = new java.net.DatagramPacket(
(sbyte[])(object)datagram,
bytes, (__IPAddress)endPoint.Address, endPoint.Port
);
args.xDatagramSocket.send(packet);
// retval tested?
c.SetResult(
packet.getLength()
);
}
catch
{
throw;
}
}
);
return(c.Task);
};
#endregion
#region vClose
this.vClose = delegate
{
try
{
args.xDatagramSocket.close();
}
catch
{
}
};
#endregion
}
