private static Int32 GetInt32Arg(MsgArg argument, string signature)
{
Int32 value;
var status = MsgArg.alljoyn_msgarg_get(argument.Handle, signature, __arglist(out value));
AllJoynException.CheckStatus(status);
return(value);
}
private static double GetDoubleArg(MsgArg argument, string signature)
{
double value = default(double);
var status = MsgArg.alljoyn_msgarg_get(argument.Handle, signature, __arglist(ref value));
AllJoynException.CheckStatus(status);
return(value);
}
private static T GetVariantArg <T>(MsgArg argument, string signature)
{
T value = default(T);
var status = MsgArg.alljoyn_msgarg_get(argument.Handle, signature, __arglist(ref value));
AllJoynException.CheckStatus(status);
return(value);
}
private static bool GetBoolArg(MsgArg argument, string signature)
{
bool value = default(bool);
var status = MsgArg.alljoyn_msgarg_get(argument.Handle, signature, __arglist(ref value));
AllJoynException.CheckStatus(status);
return(value);
}
internal AboutObjectDescription(MsgArg arg) : base(AboutObjectDescription.alljoyn_aboutobjectdescription_create())
{
var status = AboutObjectDescription.alljoyn_aboutobjectdescription_createfrommsgarg(Handle, arg.Handle);
if (status != QStatus.ER_OK)
{
throw new AllJoynException(status);
}
}
public MsgArg GetField(string fieldName, string language = null)
{
IntPtr outvalue;
var status = alljoyn_aboutdata_getfield(Handle, fieldName, out outvalue, language);
AllJoynException.CheckStatus(status);
var tmp = new MsgArg(outvalue);
return(tmp);
}
private static string GetVariantArg_String(MsgArg argument, string signature)
{
IntPtr strOut;
var status = MsgArg.alljoyn_msgarg_get(argument.Handle, signature, __arglist(out strOut));
AllJoynException.CheckStatus(status);
var value = System.Runtime.InteropServices.Marshal.PtrToStringAnsi(strOut);
return(value);
}
public AboutData GetAboutData(string language)
{
MsgArg arg = new MsgArg();
var status = alljoyn_aboutproxy_getaboutdata(Handle, language, arg.Handle);
if (status != QStatus.ER_OK)
{
throw new AllJoynException(status);
}
return(new AboutData(arg, "en"));
}
/*private static byte[] GetByteArrayMessageArg(MsgArg argument, string signature)
* {
* UIntPtr las;
* IntPtr as_arg;
* var status = MsgArg.alljoyn_msgarg_get(argument.Handle, AllJoynTypeIds.ByteArray, __arglist(out las, out as_arg));
* AllJoynException.CheckStatus(status);
* byte[] result = new byte[(int)las];
* IntPtr val;
* for (int i = 0; i < (int)las; i++)
* {
* var a = MsgArg.alljoyn_msgarg_array_element(as_arg, (UIntPtr)i);
* status = MsgArg.alljoyn_msgarg_get(a, AllJoynTypeIds.Byte.ToString(), __arglist(out val));
* AllJoynException.CheckStatus(status);
* result[i] = Marshal.ReadByte(val);
* }
* MsgArg.alljoyn_msgarg_destroy(as_arg);
* // MsgArg.alljoyn_msgarg_stabilize(argument.Handle);
* return result;
* }*/
private static T[] GetPrimitiveArrayMessageArg <T>(MsgArg argument, string signature, Action <IntPtr, T[], int, int> copyAction)
{
UIntPtr size = UIntPtr.Zero;
IntPtr valuePtr;
var status = MsgArg.alljoyn_msgarg_get(argument.Handle, signature, __arglist(out size, out valuePtr));
AllJoynException.CheckStatus(status);
T[] elements = new T[(int)size];
copyAction(valuePtr, elements, 0, (int)size);
//Marshal.FreeCoTaskMem(valuePtr);
return(elements);
}
public static object GetAllJoynMessageArgArray(MsgArg argument, string signature)
{
if (signature[0] != AllJoynTypeIds.Array)
{
throw new ArgumentException("not an array");
}
if (IsArrayOfPrimitives(signature))
{
switch (signature[1])
{
case AllJoynTypeIds.Int16:
return(GetPrimitiveArrayMessageArg <short>(argument, signature, Marshal.Copy));
case AllJoynTypeIds.Int32:
return(GetPrimitiveArrayMessageArg <Int32>(argument, signature, Marshal.Copy));
case AllJoynTypeIds.Int64:
return(GetPrimitiveArrayMessageArg <Int64>(argument, signature, Marshal.Copy));
case AllJoynTypeIds.Double:
return(GetPrimitiveArrayMessageArg <double>(argument, signature, Marshal.Copy));
case AllJoynTypeIds.Byte:
return(GetPrimitiveArrayMessageArg <byte>(argument, signature, Marshal.Copy));
//return GetByteArrayMessageArg(argument, signature);
case AllJoynTypeIds.UInt16:
return(GetPrimitiveArrayMessageArg <ushort>(argument, signature, MarshalHelpers.Copy));
case AllJoynTypeIds.UInt32:
return(GetPrimitiveArrayMessageArg <uint>(argument, signature, MarshalHelpers.Copy));
case AllJoynTypeIds.UInt64:
return(GetPrimitiveArrayMessageArg <ulong>(argument, signature, MarshalHelpers.Copy));
case AllJoynTypeIds.Boolean:
{
var result = GetPrimitiveArrayMessageArg <int>(argument, signature, Marshal.Copy);
return(result.Select(t => t == 1).ToArray());
}
default:
throw new Exception("TODO");
}
}
if (signature == AllJoynTypeIds.StringArray)
{
return(GetStringArrayMessageArg(argument, signature));
}
throw new NotSupportedException($"ArrayType '{signature}' not implemented");
}
private static string[] GetStringArrayMessageArg(MsgArg argument, string signature)
{
UIntPtr las;
IntPtr as_arg;
var status = MsgArg.alljoyn_msgarg_get(argument.Handle, AllJoynTypeIds.StringArray, __arglist(out las, out as_arg));
AllJoynException.CheckStatus(status);
string[] result = new string[(int)las];
IntPtr val;
for (int i = 0; i < (int)las; i++)
{
status = MsgArg.alljoyn_msgarg_get(
MsgArg.alljoyn_msgarg_array_element(
as_arg, (UIntPtr)i), AllJoynTypeIds.String.ToString(), __arglist(out val));
AllJoynException.CheckStatus(status);
result[i] = Marshal.PtrToStringAnsi(val);
}
MsgArg.alljoyn_msgarg_destroy(as_arg);
// MsgArg.alljoyn_msgarg_stabilize(argument.Handle);
return(result);
}
private static object GetVariantStructureArg(MsgArg argument)
{
throw new NotImplementedException("TODO");
}
public static object GetValueFromVariant(MsgArg argument, string signature)
{
switch (signature[0])
{
case AllJoynTypeIds.Byte:
{
IntPtr valOut;
var status = MsgArg.alljoyn_msgarg_get(argument.Handle, "y", __arglist(out valOut));
return((byte)valOut);
}
case AllJoynTypeIds.Boolean:
return(GetBoolArg(argument, "b"));
case AllJoynTypeIds.Int16:
return(GetInt16Arg(argument, "n"));
case AllJoynTypeIds.UInt16:
return(GetUInt16Arg(argument, "q"));
case AllJoynTypeIds.Int32:
return(GetInt32Arg(argument, "i"));
case AllJoynTypeIds.UInt32:
return(GetUInt32Arg(argument, "u"));
case AllJoynTypeIds.Int64:
return(GetInt64Arg(argument, "x"));
case AllJoynTypeIds.UInt64:
return(GetUInt64Arg(argument, "t"));
case AllJoynTypeIds.Double:
return(GetDoubleArg(argument, "d"));
case AllJoynTypeIds.String:
case AllJoynTypeIds.DbusObjectPath:
return(GetVariantArg_String(argument, "s"));
case AllJoynTypeIds.StructBegin:
return(GetVariantStructureArg(argument));
case AllJoynTypeIds.Array:
if (signature.Length < 2)
{
throw new ArgumentException("ER_BUS_BAD_SIGNATURE");
}
if (signature[1] == AllJoynTypeIds.DictionaryBegin)
{
if (signature.Length < 3)
{
throw new ArgumentException("ER_BUS_BAD_SIGNATURE");
}
throw new NotImplementedException("TODO");
//return GetMapFromVariant(argument, variantSignature[2], value);
}
else
{
return(GetAllJoynMessageArgArray(argument, signature));
}
}
throw new ArgumentException("ER_BUS_BAD_SIGNATURE");
}
internal AboutData(MsgArg arg, string defaultLanguage) : base(AboutData.alljoyn_aboutdata_create(defaultLanguage))
{
var status = AboutData.alljoyn_aboutdata_createfrommsgarg(Handle, arg.Handle, null);
AllJoynException.CheckStatus(status);
}
public Message MethodCall(BusAttachment bus, string ifaceName, string methodName, MsgArg args,
uint numArgs, TimeSpan timeout, MessageFlag flags = 0)
{
if (timeout.Ticks < 0)
{
throw new ArgumentOutOfRangeException(nameof(timeout));
}
var replyMsg = new Message(bus);
AllJoynException.CheckStatus(
alljoyn_proxybusobject_methodcall(Handle, ifaceName, methodName, args.Handle,
(UIntPtr)numArgs, replyMsg.Handle, (uint)timeout.TotalMilliseconds, (byte)flags)
);
return(replyMsg);
}
public async Task <Message> MethodCallAsync(BusAttachment bus, string ifaceName, string methodName, MsgArg args, uint numArgs,
TimeSpan timeout, MessageFlag flags = 0)
{
if (timeout.Ticks < 0)
{
throw new ArgumentOutOfRangeException(nameof(timeout));
}
var replyMsg = Message.alljoyn_message_create(bus.Handle);
TaskCompletionSource <Message> tcs = new TaskCompletionSource <Message>();
alljoyn_messagereceiver_replyhandler_ptr replyFunc = (a, b) =>
{
tcs.SetResult(new Message(a));
};
var handle = GCHandle.Alloc(replyFunc);
AllJoynException.CheckStatus(
alljoyn_proxybusobject_methodcallasync(Handle, ifaceName, methodName, replyFunc, args.Handle,
(UIntPtr)numArgs, replyMsg, (uint)timeout.TotalMilliseconds, (byte)flags)
);
Message message;
try
{
message = await tcs.Task;
}
finally
{
handle.Free();
}
return(message);
}
public void MethodReplyArgs(Message message, MsgArg msgArg, int numArgs)
{
alljoyn_busobject_methodreply_args(Handle, message.Handle, msgArg.Handle, (UIntPtr)numArgs);
}
