using System;
using System.Runtime.Serialization;

namespace System.Text
{
	// Token: 0x020005DF RID: 1503
	[Serializable]
	internal sealed class CodePageEncoding : ISerializable, IObjectReference
	{
		// Token: 0x060036CA RID: 14026 RVA: 0x000BC250 File Offset: 0x000BA450
		private CodePageEncoding(SerializationInfo info, StreamingContext context)
		{
			if (info == null)
			{
				throw new ArgumentNullException("info");
			}
			this.codePage = (int)info.GetValue("m_codePage", typeof(int));
			try
			{
				this.isReadOnly = (bool)info.GetValue("m_isReadOnly", typeof(bool));
				this.encoderFallback = (EncoderFallback)info.GetValue("encoderFallback", typeof(EncoderFallback));
				this.decoderFallback = (DecoderFallback)info.GetValue("decoderFallback", typeof(DecoderFallback));
			}
			catch (SerializationException)
			{
				this.isReadOnly = true;
			}
		}

		// Token: 0x060036CB RID: 14027 RVA: 0x000BC324 File Offset: 0x000BA524
		public void GetObjectData(SerializationInfo info, StreamingContext context)
		{
			throw new ArgumentException("This class cannot be serialized.");
		}

		// Token: 0x060036CC RID: 14028 RVA: 0x000BC330 File Offset: 0x000BA530
		public object GetRealObject(StreamingContext context)
		{
			if (this.realObject == null)
			{
				Encoding encoding = Encoding.GetEncoding(this.codePage);
				if (!this.isReadOnly)
				{
					encoding = (Encoding)encoding.Clone();
					encoding.EncoderFallback = this.encoderFallback;
					encoding.DecoderFallback = this.decoderFallback;
				}
				this.realObject = encoding;
			}
			return this.realObject;
		}

		// Token: 0x04001663 RID: 5731
		private int codePage;

		// Token: 0x04001664 RID: 5732
		private bool isReadOnly;

		// Token: 0x04001665 RID: 5733
		private EncoderFallback encoderFallback;

		// Token: 0x04001666 RID: 5734
		private DecoderFallback decoderFallback;

		// Token: 0x04001667 RID: 5735
		private Encoding realObject;

		// Token: 0x020005E0 RID: 1504
		[Serializable]
		private sealed class Decoder : ISerializable, IObjectReference
		{
			// Token: 0x060036CD RID: 14029 RVA: 0x000BC390 File Offset: 0x000BA590
			private Decoder(SerializationInfo info, StreamingContext context)
			{
				if (info == null)
				{
					throw new ArgumentNullException("info");
				}
				this.encoding = (Encoding)info.GetValue("encoding", typeof(Encoding));
			}

			// Token: 0x060036CE RID: 14030 RVA: 0x000BC3CC File Offset: 0x000BA5CC
			public void GetObjectData(SerializationInfo info, StreamingContext context)
			{
				throw new ArgumentException("This class cannot be serialized.");
			}

			// Token: 0x060036CF RID: 14031 RVA: 0x000BC3D8 File Offset: 0x000BA5D8
			public object GetRealObject(StreamingContext context)
			{
				if (this.realObject == null)
				{
					this.realObject = this.encoding.GetDecoder();
				}
				return this.realObject;
			}

			// Token: 0x04001668 RID: 5736
			private Encoding encoding;

			// Token: 0x04001669 RID: 5737
			private global::System.Text.Decoder realObject;
		}
	}
}