Files
2026-08-27 10:56:38 -06:00

68 lines
1.7 KiB
C#

using System;
using ProtoBuf.Compiler;
using ProtoBuf.Meta;
namespace ProtoBuf.Serializers;
internal sealed class NetObjectSerializer : IProtoSerializer
{
private readonly int key;
private readonly Type type;
private readonly BclHelpers.NetObjectOptions options;
public Type ExpectedType => type;
public bool ReturnsValue => true;
public bool RequiresOldValue => true;
public NetObjectSerializer(TypeModel model, Type type, int key, BclHelpers.NetObjectOptions options)
{
bool flag = (options & BclHelpers.NetObjectOptions.DynamicType) != 0;
this.key = (flag ? (-1) : key);
this.type = (flag ? model.MapType(typeof(object)) : type);
this.options = options;
}
public object Read(object value, ProtoReader source)
{
return BclHelpers.ReadNetObject(value, source, key, ((object)type == typeof(object)) ? null : type, options);
}
public void Write(object value, ProtoWriter dest)
{
BclHelpers.WriteNetObject(value, dest, key, options);
}
public void EmitRead(CompilerContext ctx, Local valueFrom)
{
ctx.LoadValue(valueFrom);
ctx.CastToObject(type);
ctx.LoadReaderWriter();
ctx.LoadValue(ctx.MapMetaKeyToCompiledKey(key));
if ((object)type == ctx.MapType(typeof(object)))
{
ctx.LoadNullRef();
}
else
{
ctx.LoadValue(type);
}
ctx.LoadValue((int)options);
ctx.EmitCall(ctx.MapType(typeof(BclHelpers)).GetMethod("ReadNetObject"));
ctx.CastFromObject(type);
}
public void EmitWrite(CompilerContext ctx, Local valueFrom)
{
ctx.LoadValue(valueFrom);
ctx.CastToObject(type);
ctx.LoadReaderWriter();
ctx.LoadValue(ctx.MapMetaKeyToCompiledKey(key));
ctx.LoadValue((int)options);
ctx.EmitCall(ctx.MapType(typeof(BclHelpers)).GetMethod("WriteNetObject"));
}
}