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 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);
}
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 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);
}
/*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);
}
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);
}
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");
}