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57 lines
998 B
57 lines
998 B
8 months ago
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#if !BESTHTTP_DISABLE_ALTERNATE_SSL && (!UNITY_WEBGL || UNITY_EDITOR)
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#pragma warning disable
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using System;
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using System.IO;
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using BestHTTP.SecureProtocol.Org.BouncyCastle.Asn1.Utilities;
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namespace BestHTTP.SecureProtocol.Org.BouncyCastle.Utilities.IO
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{
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public class PushbackStream
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: FilterStream
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{
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private int buf = -1;
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public PushbackStream(
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Stream s)
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: base(s)
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{
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}
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public override int ReadByte()
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{
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if (buf != -1)
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{
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int tmp = buf;
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buf = -1;
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return tmp;
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}
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return base.ReadByte();
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}
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public override int Read(byte[] buffer, int offset, int count)
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{
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if (buf != -1 && count > 0)
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{
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// TODO Can this case be made more efficient?
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buffer[offset] = (byte) buf;
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buf = -1;
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return 1;
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}
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return base.Read(buffer, offset, count);
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}
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public virtual void Unread(int b)
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{
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if (buf != -1)
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throw new InvalidOperationException("Can only push back one byte");
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buf = b & 0xFF;
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}
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}
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}
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#pragma warning restore
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#endif
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