mirror of https://github.com/quasar/Quasar.git
90 lines
3.0 KiB
C#
90 lines
3.0 KiB
C#
/*
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* Copyright 2015 Tomi Valkeinen
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*/
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using System;
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using System.Collections.Generic;
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using System.Diagnostics;
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using System.IO;
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using System.Linq;
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using System.Reflection;
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using System.Reflection.Emit;
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namespace xServer.Core.NetSerializer
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{
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static class Helpers
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{
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public static readonly ConstructorInfo ExceptionCtorInfo = typeof(Exception).GetConstructor(BindingFlags.Public | BindingFlags.Instance, null, new Type[0], null);
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public static IEnumerable<FieldInfo> GetFieldInfos(Type type)
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{
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Debug.Assert(type.IsSerializable);
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var fields = type.GetFields(BindingFlags.Public | BindingFlags.NonPublic | BindingFlags.Instance | BindingFlags.DeclaredOnly)
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.Where(fi => (fi.Attributes & FieldAttributes.NotSerialized) == 0)
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.OrderBy(f => f.Name, StringComparer.Ordinal);
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if (type.BaseType == null)
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{
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return fields;
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}
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else
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{
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var baseFields = GetFieldInfos(type.BaseType);
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return baseFields.Concat(fields);
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}
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}
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public static DynamicMethod GenerateDynamicSerializerStub(Type type)
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{
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var dm = new DynamicMethod("Serialize", null,
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new Type[] { typeof(Serializer), typeof(Stream), type },
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typeof(Serializer), true);
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dm.DefineParameter(1, ParameterAttributes.None, "serializer");
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dm.DefineParameter(2, ParameterAttributes.None, "stream");
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dm.DefineParameter(3, ParameterAttributes.None, "value");
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return dm;
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}
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public static DynamicMethod GenerateDynamicDeserializerStub(Type type)
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{
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var dm = new DynamicMethod("Deserialize", null,
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new Type[] { typeof(Serializer), typeof(Stream), type.MakeByRefType() },
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typeof(Serializer), true);
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dm.DefineParameter(1, ParameterAttributes.None, "serializer");
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dm.DefineParameter(2, ParameterAttributes.None, "stream");
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dm.DefineParameter(3, ParameterAttributes.Out, "value");
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return dm;
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}
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#if GENERATE_DEBUGGING_ASSEMBLY
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public static MethodBuilder GenerateStaticSerializerStub(TypeBuilder tb, Type type)
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{
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var mb = tb.DefineMethod("Serialize", MethodAttributes.Public | MethodAttributes.Static, null,
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new Type[] { typeof(Serializer), typeof(Stream), type });
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mb.DefineParameter(1, ParameterAttributes.None, "serializer");
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mb.DefineParameter(2, ParameterAttributes.None, "stream");
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mb.DefineParameter(3, ParameterAttributes.None, "value");
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return mb;
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}
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public static MethodBuilder GenerateStaticDeserializerStub(TypeBuilder tb, Type type)
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{
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var mb = tb.DefineMethod("Deserialize", MethodAttributes.Public | MethodAttributes.Static, null,
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new Type[] { typeof(Serializer), typeof(Stream), type.MakeByRefType() });
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mb.DefineParameter(1, ParameterAttributes.None, "serializer");
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mb.DefineParameter(2, ParameterAttributes.None, "stream");
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mb.DefineParameter(3, ParameterAttributes.Out, "value");
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return mb;
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}
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#endif
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}
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}
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