public void ReadObjectInline(object obj)
{
typeStack.Clear();
try
{
var zero = br.Read7BitEncodedLong();
if (zero != 0)
{
throw new InvalidDataException();
}
var idx = objects.Count;
objects.Add(obj);
var type = (Type)ReadObjectInternal(typeof(Type));
foreach (var field in BinSerCommon.GetFields(type))
{
var val = ReadObjectInternal(field.FieldType);
field.SetValue(obj, val);
}
}
catch (Exception ex)
{
throw CreateDeserializationException(ex);
}
}
private Action <BinSerSerializer, object> GetWriteEachField(Type type)
{
var q = _writeEachFieldCache.TryGetValue(type);
if (q == null)
{
/*
* var assemblyName = new AssemblyName("An.Assembly");
* var appDomain = AppDomain.CurrentDomain;
* var assemblyBuilder = appDomain.DefineDynamicAssembly(assemblyName, AssemblyBuilderAccess.RunAndSave);
* var moduleBuilder = assemblyBuilder.DefineDynamicModule(assemblyName.Name, "tonydinozzo.dll");
* var typeBuilder = moduleBuilder.DefineType("MyClass", TypeAttributes.Public | TypeAttributes.Class);
* var method = typeBuilder.DefineMethod("Demow", MethodAttributes.Public | MethodAttributes.Static, (Type)null, new[] { typeof(BinSerSerializer), typeof(object) });
*/
var method = new DynamicMethod("WriteEachField", null, new[] { typeof(BinSerSerializer), typeof(object) }, true);
var gen = method.GetILGenerator();
gen.DeclareLocal(type);
gen.Emit(OpCodes.Ldarg_1);
if (type.IsValueType())
{
gen.Emit(OpCodes.Unbox_Any, type);
}
else
{
gen.Emit(OpCodes.Castclass, type);
}
gen.Emit(OpCodes.Stloc_0);
foreach (var field in BinSerCommon.GetFields(type))
{
gen.Emit(OpCodes.Ldarg_0);
gen.Emit(OpCodes.Ldloc_0);
gen.Emit(OpCodes.Ldfld, field);
if (field.FieldType.IsValueType())
{
gen.Emit(OpCodes.Box, field.FieldType);
}
gen.Emit(OpCodes.Ldtoken, field.FieldType);
gen.Emit(OpCodes.Call, BinSerCommon.GetTypeFromHandleMethod);
gen.Emit(OpCodes.Callvirt, writeObjMethod);
}
gen.Emit(OpCodes.Ret);
q = (Action <BinSerSerializer, object>)method.CreateDelegate(typeof(Action <BinSerSerializer, object>));
/* var t = typeBuilder.CreateType();
* assemblyBuilder.Save("tonydinozzo.dll");
*/
_writeEachFieldCache.TryAdd(type, q);
}
return(q);
}
private void WriteStructInternal(object value)
{
Sanity.Assert(!(value is IntPtr));
Sanity.Assert(!(value is UIntPtr));
var type = value.GetType();
if (value is bool)
{
bw.Write7BitEncodedLong((bool)value ? 1 : 0);
}
else if (value is char)
{
bw.Write7BitEncodedLong((char)value);
}
else if (value is double)
{
bw.Write((double)value);
}
else if (value is float)
{
bw.Write((float)value);
}
else if (value is decimal)
{
bw.Write((decimal)value);
}
else if (value is sbyte)
{
bw.Write7BitEncodedLong((sbyte)value);
}
else if (value is byte)
{
bw.Write7BitEncodedLong((byte)value);
}
else if (value is short)
{
bw.Write7BitEncodedLong((short)value);
}
else if (value is ushort)
{
bw.Write7BitEncodedLong((ushort)value);
}
else if (value is int)
{
bw.Write7BitEncodedLong((int)value);
}
else if (value is uint)
{
bw.Write7BitEncodedLong((uint)value);
}
else if (value is long)
{
bw.Write7BitEncodedLong((long)value);
}
else if (value is ulong)
{
bw.Write((ulong)value);
}
else if (type.IsEnum())
{
var bak = Enum.GetUnderlyingType(type);
if (bak == typeof(ulong))
{
bw.Write((ulong)Convert.ChangeType(value, typeof(ulong)));
}
else
{
bw.Write7BitEncodedLong((long)Convert.ChangeType(value, typeof(long)));
}
}
else
{
AddToObjectStack(value);
if (BinSerCommon.Configuration_EmitSerializer)
{
var w = GetWriteEachField(type);
w(this, value);
}
else
{
foreach (var field in BinSerCommon.GetFields(type))
{
var v = field.GetValue(value);
WriteObjectInternal(v, field.FieldType);
}
}
objectStack.RemoveAt(objectStack.Count - 1);
}
}
internal void WriteObjectInternal(object obj, Type expectedType)
{
if (obj != null && obj.GetType().IsArray&& ((Array)obj).GetLength(0) > 100)
{
}
Sanity.Assert(obj == null || obj.GetType() != PointerType);
var type = obj != null?obj.GetType() : null;
if (obj != null && !expectedType.IsValueType())
{
int idx;
if (objects.TryGetValue(obj, out idx))
{
bw.Write7BitEncodedLong(idx);
}
else
{
if (Configuration_WriteObjectListDuringSerialization)
{
try
{
Console.WriteLine(obj.ToString());
}
catch (Exception)
{
}
}
//Stats_ObjectCountByType.Increment(obj.GetType());
bw.Write7BitEncodedLong(0);
lastObjectId++;
objects[obj] = lastObjectId;
WriteObjectInternal(type, typeof(Type));
AddToObjectStack(obj);
if (type.IsArray)
{
var arr = (Array)obj;
bw.Write7BitEncodedLong(arr.Length);
//Stats_ArraySizes.Increment(arr.GetType(), arr.Length);
var elemType = type.GetElementType();
for (int i = 0; i < arr.Length; i++)
{
WriteObjectInternal(arr.GetValue(i), elemType);
}
}
else if (type == typeof(string))
{
bw.Write((string)obj);
}
else if (obj is Delegate)
{
var deleg = (MulticastDelegate)obj;
var ilist = deleg.GetInvocationList();
if (ilist != null && (ilist.Length != 1 || deleg != ilist[0]))
{
WriteObjectInternal(ilist);
}
else
{
WriteObjectInternal(deleg.GetMethodInfo());
WriteObjectInternal(deleg.Target, typeof(object));
}
}
else if (type == typeof(WeakReference))
{
WriteObjectInternal(((WeakReference)obj).Target);
}
else if (type.IsGenericType() && type.GetGenericTypeDefinition() == typeof(WeakReference <>))
{
var method = type.GetMethod("TryGetTarget");
var args = new object[1];
method.Invoke(obj, args);
WriteObjectInternal(args[0]);
}
else
{
var writer = BinSerCommon.customWriters.TryGetValue(type);
if (writer == null && type.IsGenericType())
{
writer = BinSerCommon.customWriters.TryGetValue(type.GetGenericTypeDefinition());
}
if (writer != null)
{
writer(this, obj);
}
else
{
if (obj is Attribute)
{
throw new ArgumentException("Serialization of Attribute objects is disallowed.");
}
var ser = obj as IHasBinSerCallbacks;
if (ser != null)
{
ser.OnSerializing();
}
//if (type.Is<Task>()) Debugger.Break();
if (BinSerCommon.Configuration_EmitSerializer)
{
var w = GetWriteEachField(type);
w(this, obj);
}
else
{
foreach (var field in BinSerCommon.GetFields(type))
{
var v = field.GetValue(obj);
WriteObjectInternal(v, field.FieldType);
}
}
}
}
objectStack.RemoveAt(objectStack.Count - 1);
}
}
else if (expectedType.IsGenericType() && expectedType.GetGenericTypeDefinition() == typeof(Nullable <>))
{
if (obj != null)
{
bw.Write7BitEncodedLong(1);
WriteStructInternal(obj);
}
else
{
bw.Write7BitEncodedLong(0);
}
}
else if (expectedType.IsValueType())
{
WriteStructInternal(obj);
}
else if (obj == null)
{
bw.Write7BitEncodedLong(1);
}
else
{
Sanity.ShouldntHaveHappened();
}
}
private object ReadStructInternal(Type type)
{
if (type == typeof(bool))
{
return(br.Read7BitEncodedLong() != 0);
}
else if (type == typeof(char))
{
return((char)br.Read7BitEncodedLong());
}
else if (type == typeof(float))
{
return(br.ReadSingle());
}
else if (type == typeof(double))
{
return(br.ReadDouble());
}
else if (type == typeof(decimal))
{
return(br.ReadDecimal());
}
else if (type == typeof(sbyte))
{
return((sbyte)br.Read7BitEncodedLong());
}
else if (type == typeof(byte))
{
return((byte)br.Read7BitEncodedLong());
}
else if (type == typeof(short))
{
return((short)br.Read7BitEncodedLong());
}
else if (type == typeof(ushort))
{
return((ushort)br.Read7BitEncodedLong());
}
else if (type == typeof(int))
{
return((int)br.Read7BitEncodedLong());
}
else if (type == typeof(uint))
{
return((uint)br.Read7BitEncodedLong());
}
else if (type == typeof(long))
{
return((long)br.Read7BitEncodedLong());
}
else if (type == typeof(ulong))
{
return(br.ReadUInt64());
}
var v = Activator.CreateInstance(type);
foreach (var field in BinSerCommon.GetFields(type))
{
var fieldval = ReadObjectInternal(field.FieldType);
field.SetValue(v, fieldval);
}
return(v);
}
internal object ReadObjectInternalImpl(Type expectedType)
{
var expectedTypeInfo = expectedType.GetTypeInfo();
if (expectedTypeInfo.IsValueType)
{
if (expectedTypeInfo.IsGenericType && expectedTypeInfo.GetGenericTypeDefinition() == typeof(Nullable <>))
{
if (br.Read7BitEncodedLong() == 1)
{
return(ReadStruct(Nullable.GetUnderlyingType(expectedType)));
}
else
{
return(null);
}
}
else
{
return(ReadStruct(expectedType));
}
}
else
{
var idx = (int)br.Read7BitEncodedLong();
if (idx == 1)
{
return(null);
}
else if (idx != 0)
{
return(objects[idx]);
}
else
{
idx = objects.Count;
objects.Add(null);
var type = (Type)ReadObjectInternal(typeof(Type));
object obj;
if (type.Is <Delegate>())
{
var f = ReadObjectInternal <object>();
var invocationList = f as Delegate[];
if (invocationList != null)
{
obj = Delegate.Combine(invocationList);
}
else
{
var method = (MethodInfo)f;
var methodParamTypes = method.GetParameters().Select(x => x.ParameterType).ToList();
var target = ReadObjectInternal <object>();
var funcBase = type.IsGenericType() ? type.GetGenericTypeDefinition() : null;
var genargs = funcBase != null?funcBase.GetGenericArguments() : null;
Type reducerType = null;
if (funcBase == typeof(Action) && methodParamTypes.Count == 1)
{
reducerType = typeof(SignatureReducerAction <>);
}
else if (funcBase == typeof(Action <>) && methodParamTypes.Count == 2)
{
reducerType = typeof(SignatureReducerAction <,>);
}
else if (funcBase == typeof(Action <,>) && methodParamTypes.Count == 3)
{
reducerType = typeof(SignatureReducerAction <, ,>);
}
else if (funcBase == typeof(Func <>) && methodParamTypes.Count == 1)
{
methodParamTypes.Add(method.ReturnType);
reducerType = typeof(SignatureReducerFunc <,>);
}
else if (funcBase == typeof(Func <,>) && methodParamTypes.Count == 2)
{
methodParamTypes.Add(method.ReturnType);
reducerType = typeof(SignatureReducerFunc <, ,>);
}
else if (funcBase == typeof(Func <, ,>) && methodParamTypes.Count == 3)
{
methodParamTypes.Add(method.ReturnType);
reducerType = typeof(SignatureReducerFunc <, , ,>);
}
if (reducerType != null)
{
var reducer = Activator.CreateInstance(reducerType.MakeGenericTypeFast(methodParamTypes.ToArray()), new object[] { method });
Sanity.Assert(target == null);
var call = reducer.GetType().GetMethod("Call", BindingFlags.Public | BindingFlags.NonPublic | BindingFlags.Instance);
return(call.CreateDelegate(type, reducer));
}
try
{
if (target != null)
{
obj = method.CreateDelegate(type, target);
}
else
{
obj = method.CreateDelegate(type);
}
}
catch (Exception ex)
{
throw new Exception("Cannot create delegate of type " + type.FullName + " for method " + method.DeclaringType.FullName + "::" + method.Name + " - target: " + (target != null ? target.GetType().FullName : "(none)"), ex);
}
}
}
else if (type == typeof(string))
{
obj = br.ReadString();
}
else if (type == typeof(WeakReference))
{
var target = ReadObjectInternal <object>();
obj = new WeakReference(target);
}
else if (type.IsGenericType() && type.GetGenericTypeDefinition() == typeof(WeakReference <>))
{
var target = ReadObjectInternal <object>();
obj = Activator.CreateInstance(type, new object[] { target });
}
else if (type.IsArray)
{
var elType = type.GetElementType();
var length = br.Read7BitEncodedLong();
var arr = Array.CreateInstance(elType, (int)length);
obj = arr;
objects[idx] = obj;
for (int i = 0; i < length; i++)
{
arr.SetValue(ReadObjectInternal(elType), i);
}
}
else
{
var reader = BinSerCommon.customReaders.TryGetValue(type);
if (reader == null && type.IsGenericType())
{
reader = BinSerCommon.customReaders.TryGetValue(type.GetGenericTypeDefinition());
}
if (reader != null)
{
obj = reader(this, type);
}
else
{
#if CORECLR
obj = GetUninitializedObject(type);
#else
obj = System.Runtime.Serialization.FormatterServices.GetUninitializedObject(type);
#endif
objects[idx] = obj;
foreach (var field in BinSerCommon.GetFields(type))
{
var val = ReadObjectInternal(field.FieldType);
field.SetValue(obj, val);
}
}
}
if (obj == null)
{
throw new InvalidDataException("Deserialization of non-null value yielded to null value.");
}
objects[idx] = obj;
return(obj);
}
}
}
