public void WriteStructure <T>(T value)
{
FieldInfo[] fis = ArgTypeInspector.GetStructFields(typeof(T));
if (fis.Length == 0)
{
return;
}
if (!_skipNextStructPadding)
{
WritePad(8);
}
_skipNextStructPadding = false;
object boxed = value;
if (MessageReader.IsEligibleStruct(typeof(T), fis))
{
byte[] buffer = new byte[Marshal.SizeOf(fis[0].FieldType) * fis.Length];
//unsafe {
GCHandle valueHandle = GCHandle.Alloc(boxed, GCHandleType.Pinned);
Marshal.Copy(valueHandle.AddrOfPinnedObject(), buffer, 0, buffer.Length);
valueHandle.Free();
//}
stream.Write(buffer, 0, buffer.Length);
return;
}
foreach (var fi in fis)
{
Write(fi.FieldType, fi.GetValue(boxed));
}
}
public void WriteValueTupleStructure <T> (T value)
{
if (!_skipNextStructPadding)
{
WritePad(8);
}
_skipNextStructPadding = false;
FieldInfo[] fis = ArgTypeInspector.GetStructFields(typeof(T), isValueTuple: true);
if (fis.Length == 0)
{
return;
}
object boxed = value;
for (int i = 0; i < fis.Length;)
{
var fi = fis[i];
if (i == 7)
{
boxed = fi.GetValue(boxed);
fis = ArgTypeInspector.GetStructFields(fi.FieldType, isValueTuple: true);
i = 0;
}
else
{
Write(fi.FieldType, fi.GetValue(boxed), isCompileTimeType: true);
i++;
}
}
}
public T ReadValueTupleStruct <T> ()
{
if (!_skipNextStructPadding)
{
ReadPad(8);
}
_skipNextStructPadding = false;
bool isValueTuple = true;
FieldInfo[] fis = ArgTypeInspector.GetStructFields(typeof(T), isValueTuple);
// Empty struct? No need for processing
if (fis.Length == 0)
{
return(default(T));
}
object val = Activator.CreateInstance <T> ();
for (int i = 0; i < fis.Length; i++)
{
var fi = fis[i];
if (i == 7 && isValueTuple)
{
_skipNextStructPadding = true;
}
fi.SetValue(val, Read(fi.FieldType));
}
return((T)val);
}
public T ReadStruct <T> ()
{
if (!_skipNextStructPadding)
{
ReadPad(8);
}
_skipNextStructPadding = false;
FieldInfo[] fis = ArgTypeInspector.GetStructFields(typeof(T), isValueTuple: false);
// Empty struct? No need for processing
if (fis.Length == 0)
{
return(default(T));
}
if (IsEligibleStruct(typeof(T), fis))
{
return((T)MarshalStruct(typeof(T), fis));
}
object val = Activator.CreateInstance <T> ();
foreach (System.Reflection.FieldInfo fi in fis)
{
fi.SetValue(val, Read(fi.FieldType));
}
return((T)val);
}
static Type EnsureWriterForType(Type type)
{
if (type.GetTypeInfo().IsEnum)
{
type = Enum.GetUnderlyingType(type);
}
void AddTypeHandler(MethodInfo methodInfo)
{
var d = methodInfo.CreateCustomDelegate <WriteHandler>();
objHandlers[type] = d;
genHandlersCache[type] = methodInfo.CreateDelegate(typeof(WriteHandler <>).MakeGenericType(type));
}
if (objHandlers.TryGetValue(type, out WriteHandler handler))
{
return(type);
}
if (ArgTypeInspector.IsDBusObjectType(type))
{
return(typeof(IDBusObject));
}
var enumerableType = ArgTypeInspector.InspectEnumerableType(type, out Type elementType);
if (enumerableType != ArgTypeInspector.EnumerableType.NotEnumerable)
{
if ((enumerableType == ArgTypeInspector.EnumerableType.EnumerableKeyValuePair) ||
(enumerableType == ArgTypeInspector.EnumerableType.GenericDictionary))
{
AddTypeHandler(s_messageWriterWriteDict.MakeGenericMethod(elementType.GenericTypeArguments));
}
else if (enumerableType == ArgTypeInspector.EnumerableType.AttributeDictionary)
{
AddTypeHandler(s_messageWriterWriteDictionaryObject.MakeGenericMethod(type));
}
else // Enumerable
{
AddTypeHandler(s_messageWriterWriteArray.MakeGenericMethod(new[] { elementType }));
}
return(type);
}
if (ArgTypeInspector.IsStructType(type))
{
AddTypeHandler(s_messageWriterWriteStruct.MakeGenericMethod(type));
return(type);
}
throw new ArgumentException($"Cannot (de)serialize Type '{type.FullName}'");
}
public static int GetAlignment(Type type)
{
if (type.GetTypeInfo().IsEnum)
{
type = Enum.GetUnderlyingType(type);
}
if (type == typeof(bool))
{
return(GetAlignment(DType.Boolean));
}
else if (type == typeof(byte))
{
return(GetAlignment(DType.Byte));
}
else if (type == typeof(double))
{
return(GetAlignment(DType.Double));
}
else if (type == typeof(short))
{
return(GetAlignment(DType.Int16));
}
else if (type == typeof(int))
{
return(GetAlignment(DType.Int32));
}
else if (type == typeof(long))
{
return(GetAlignment(DType.Int64));
}
else if (type == typeof(ObjectPath))
{
return(GetAlignment(DType.ObjectPath));
}
else if (type == typeof(Signature))
{
return(GetAlignment(DType.Signature));
}
else if (type == typeof(string))
{
return(GetAlignment(DType.String));
}
else if (type == typeof(float))
{
return(GetAlignment(DType.Single));
}
else if (type == typeof(ushort))
{
return(GetAlignment(DType.UInt16));
}
else if (type == typeof(uint))
{
return(GetAlignment(DType.UInt32));
}
else if (type == typeof(ulong))
{
return(GetAlignment(DType.UInt64));
}
else if (type == typeof(object))
{
return(GetAlignment(DType.Variant));
}
else if (type == typeof(IDBusObject))
{
return(GetAlignment(DType.Variant));
}
if (ArgTypeInspector.IsDBusObjectType(type, isCompileTimeType: true))
{
return(GetAlignment(DType.Variant));
}
Type elementType;
if (ArgTypeInspector.InspectEnumerableType(type, out elementType, isCompileTimeType: true)
!= ArgTypeInspector.EnumerableType.NotEnumerable)
{
return(GetAlignment(DType.Array));
}
if (ArgTypeInspector.IsStructType(type))
{
return(GetAlignment(DType.StructBegin));
}
if (ArgTypeInspector.IsSafeHandleType(type))
{
return(GetAlignment(DType.UnixFd));
}
throw new ArgumentException($"Cannot (de)serialize Type '{type.FullName}'");
}
public static Signature GetSig(Type type)
{
if (type == null)
{
throw new ArgumentNullException(nameof(type));
}
if (type.GetTypeInfo().IsEnum)
{
type = Enum.GetUnderlyingType(type);
}
if (type == typeof(bool))
{
return(BoolSig);
}
else if (type == typeof(byte))
{
return(ByteSig);
}
else if (type == typeof(double))
{
return(DoubleSig);
}
else if (type == typeof(short))
{
return(Int16Sig);
}
else if (type == typeof(int))
{
return(Int32Sig);
}
else if (type == typeof(long))
{
return(Int64Sig);
}
else if (type == typeof(ObjectPath))
{
return(ObjectPathSig);
}
else if (type == typeof(Signature))
{
return(SignatureSig);
}
else if (type == typeof(string))
{
return(StringSig);
}
else if (type == typeof(float))
{
return(DoubleSig); // SingleSig
}
else if (type == typeof(ushort))
{
return(UInt16Sig);
}
else if (type == typeof(uint))
{
return(UInt32Sig);
}
else if (type == typeof(ulong))
{
return(UInt64Sig);
}
else if (type == typeof(object))
{
return(VariantSig);
}
else if (type == typeof(IDBusObject))
{
return(ObjectPathSig);
}
else if (type == typeof(void))
{
return(Empty);
}
if (ArgTypeInspector.IsDBusObjectType(type))
{
return(ObjectPathSig);
}
var enumerableType = ArgTypeInspector.InspectEnumerableType(type, out Type elementType);
if (enumerableType != ArgTypeInspector.EnumerableType.NotEnumerable)
{
if ((enumerableType == ArgTypeInspector.EnumerableType.EnumerableKeyValuePair) ||
(enumerableType == ArgTypeInspector.EnumerableType.GenericDictionary) ||
(enumerableType == ArgTypeInspector.EnumerableType.AttributeDictionary))
{
Type keyType = elementType.GenericTypeArguments[0];
Type valueType = elementType.GenericTypeArguments[1];
return(Signature.MakeDict(GetSig(keyType), GetSig(valueType)));
}
else // Enumerable
{
return(MakeArray(GetSig(elementType)));
}
}
if (ArgTypeInspector.IsStructType(type, out bool isValueTuple))
{
Signature sig = Signature.Empty;
var fields = ArgTypeInspector.GetStructFields(type, isValueTuple);
foreach (FieldInfo fi in fields)
{
sig += GetSig(fi.FieldType);
}
return(Signature.MakeStruct(sig));
}
throw new ArgumentException($"Cannot (de)serialize Type '{type.FullName}'");
}
public void Write(Type type, object val, bool isCompileTimeType)
{
if (type.GetTypeInfo().IsEnum)
{
type = Enum.GetUnderlyingType(type);
}
if (type == typeof(bool))
{
WriteBoolean((bool)val);
return;
}
else if (type == typeof(byte))
{
WriteByte((byte)val);
return;
}
else if (type == typeof(double))
{
WriteDouble((double)val);
return;
}
else if (type == typeof(short))
{
WriteInt16((short)val);
return;
}
else if (type == typeof(int))
{
WriteInt32((int)val);
return;
}
else if (type == typeof(long))
{
WriteInt64((long)val);
return;
}
else if (type == typeof(ObjectPath))
{
WriteObjectPath((ObjectPath)val);
return;
}
else if (type == typeof(Signature))
{
WriteSignature((Signature)val);
return;
}
else if (type == typeof(string))
{
WriteString((string)val);
return;
}
else if (type == typeof(float))
{
WriteSingle((float)val);
return;
}
else if (type == typeof(ushort))
{
WriteUInt16((ushort)val);
return;
}
else if (type == typeof(uint))
{
WriteUInt32((uint)val);
return;
}
else if (type == typeof(ulong))
{
WriteUInt64((ulong)val);
return;
}
else if (type == typeof(object))
{
WriteVariant(val);
return;
}
else if (type == typeof(IDBusObject))
{
WriteBusObject((IDBusObject)val);
return;
}
if (ArgTypeInspector.IsDBusObjectType(type, isCompileTimeType))
{
WriteBusObject((IDBusObject)val);
return;
}
if (ArgTypeInspector.IsSafeHandleType(type))
{
WriteSafeHandle((SafeHandle)val);
return;
}
MethodInfo method = WriteMethodFactory.CreateWriteMethodForType(type, isCompileTimeType);
if (method.IsStatic)
{
method.Invoke(null, new object[] { this, val });
}
else
{
method.Invoke(this, new object[] { val });
}
}
