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-rw-r--r--crypto/src/asn1/Asn1InputStream.cs29
-rw-r--r--crypto/src/asn1/Asn1Sequence.cs7
-rw-r--r--crypto/src/asn1/Asn1Set.cs7
-rw-r--r--crypto/src/asn1/ConstructedLazyDLEncoding.cs31
-rw-r--r--crypto/src/asn1/LazyASN1InputStream.cs29
-rw-r--r--crypto/src/asn1/LazyDLEnumerator.cs65
-rw-r--r--crypto/src/asn1/LazyDLSequence.cs128
-rw-r--r--crypto/src/asn1/LazyDLSet.cs127
-rw-r--r--crypto/src/x509/X509CrlParser.cs17
9 files changed, 19 insertions, 421 deletions
diff --git a/crypto/src/asn1/Asn1InputStream.cs b/crypto/src/asn1/Asn1InputStream.cs
index a972460c4..bd93d4758 100644
--- a/crypto/src/asn1/Asn1InputStream.cs
+++ b/crypto/src/asn1/Asn1InputStream.cs
@@ -29,7 +29,7 @@ namespace Org.BouncyCastle.Asn1
                 return limited.Limit;
 
             if (input is Asn1InputStream asn1)
-                return asn1.Limit;
+                return asn1.limit;
 
             if (input is MemoryStream memory)
                 return Convert.ToInt32(memory.Length - memory.Position);
@@ -123,9 +123,9 @@ namespace Org.BouncyCastle.Asn1
             case Asn1Tags.OctetString:
                 return BuildConstructedOctetString(ReadVector(defIn));
             case Asn1Tags.Sequence:
-                return CreateDLSequence(defIn);
+                return DLSequence.FromVector(ReadVector(defIn));
             case Asn1Tags.Set:
-                return CreateDLSet(defIn);
+                return DLSet.FromVector(ReadVector(defIn));
             case Asn1Tags.External:
                 return DLSequence.FromVector(ReadVector(defIn)).ToAsn1External();
             default:
@@ -145,7 +145,7 @@ namespace Org.BouncyCastle.Asn1
             return Asn1TaggedObject.CreateConstructedDL(tagClass, tagNo, contentsElements);
         }
 
-        internal virtual Asn1EncodableVector ReadVector()
+        private Asn1EncodableVector ReadVector()
         {
             Asn1Object o = ReadObject();
             if (null == o)
@@ -160,7 +160,7 @@ namespace Org.BouncyCastle.Asn1
             return v;
         }
 
-        internal virtual Asn1EncodableVector ReadVector(DefiniteLengthInputStream defIn)
+        private Asn1EncodableVector ReadVector(DefiniteLengthInputStream defIn)
         {
             int remaining = defIn.Remaining;
             if (remaining < 1)
@@ -172,16 +172,6 @@ namespace Org.BouncyCastle.Asn1
             }
         }
 
-        internal virtual Asn1Sequence CreateDLSequence(DefiniteLengthInputStream defIn)
-        {
-            return DLSequence.FromVector(ReadVector(defIn));
-        }
-
-        internal virtual Asn1Set CreateDLSet(DefiniteLengthInputStream defIn)
-        {
-            return DLSet.FromVector(ReadVector(defIn));
-        }
-
         public Asn1Object ReadObject()
         {
             int tagHdr = s.ReadByte();
@@ -239,7 +229,7 @@ namespace Org.BouncyCastle.Asn1
             }
         }
 
-        internal virtual DerBitString BuildConstructedBitString(Asn1EncodableVector contentsElements)
+        private DerBitString BuildConstructedBitString(Asn1EncodableVector contentsElements)
         {
             DerBitString[] bitStrings = new DerBitString[contentsElements.Count];
 
@@ -256,7 +246,7 @@ namespace Org.BouncyCastle.Asn1
             return new DLBitString(BerBitString.FlattenBitStrings(bitStrings), false);
         }
 
-        internal virtual Asn1OctetString BuildConstructedOctetString(Asn1EncodableVector contentsElements)
+        private Asn1OctetString BuildConstructedOctetString(Asn1EncodableVector contentsElements)
         {
             Asn1OctetString[] octetStrings = new Asn1OctetString[contentsElements.Count];
 
@@ -274,11 +264,6 @@ namespace Org.BouncyCastle.Asn1
             return new DerOctetString(BerOctetString.FlattenOctetStrings(octetStrings));
         }
 
-        internal virtual int Limit
-        {
-            get { return limit; }
-        }
-
         internal static int ReadTagNumber(Stream s, int tagHdr)
         {
             int tagNo = tagHdr & 0x1f;
diff --git a/crypto/src/asn1/Asn1Sequence.cs b/crypto/src/asn1/Asn1Sequence.cs
index a8191de99..5b404d248 100644
--- a/crypto/src/asn1/Asn1Sequence.cs
+++ b/crypto/src/asn1/Asn1Sequence.cs
@@ -76,8 +76,7 @@ namespace Org.BouncyCastle.Asn1
             return (Asn1Sequence)Meta.Instance.GetContextInstance(taggedObject, declaredExplicit);
         }
 
-        // NOTE: Only non-readonly to support LazyDLSequence
-        internal Asn1Encodable[] elements;
+        internal readonly Asn1Encodable[] elements;
 
         protected internal Asn1Sequence()
         {
@@ -145,7 +144,6 @@ namespace Org.BouncyCastle.Asn1
                 Asn1Sequence outer)
             {
                 this.outer = outer;
-                // NOTE: Call Count here to 'force' a LazyDerSequence
                 this.max = outer.Count;
             }
 
@@ -198,7 +196,6 @@ namespace Org.BouncyCastle.Asn1
 
         public virtual T[] MapElements<T>(Func<Asn1Encodable, T> func)
         {
-            // NOTE: Call Count here to 'force' a LazyDerSequence
             int count = Count;
             T[] result = new T[count];
             for (int i = 0; i < count; ++i)
@@ -215,7 +212,6 @@ namespace Org.BouncyCastle.Asn1
 
         protected override int Asn1GetHashCode()
         {
-            // NOTE: Call Count here to 'force' a LazyDerSequence
             int i = Count;
             int hc = i + 1;
 
@@ -234,7 +230,6 @@ namespace Org.BouncyCastle.Asn1
             if (null == that)
                 return false;
 
-            // NOTE: Call Count here (on both) to 'force' a LazyDerSequence
             int count = this.Count;
             if (that.Count != count)
                 return false;
diff --git a/crypto/src/asn1/Asn1Set.cs b/crypto/src/asn1/Asn1Set.cs
index 222a6c727..514c8c77c 100644
--- a/crypto/src/asn1/Asn1Set.cs
+++ b/crypto/src/asn1/Asn1Set.cs
@@ -77,9 +77,8 @@ namespace Org.BouncyCastle.Asn1
             return (Asn1Set)Meta.Instance.GetContextInstance(taggedObject, declaredExplicit);
         }
 
-        // NOTE: Only non-readonly to support LazyDLSet
-        internal Asn1Encodable[] m_elements;
         internal Asn1Encodable[] m_sortedElements;
+        internal readonly Asn1Encodable[] m_elements;
 
         protected internal Asn1Set()
         {
@@ -167,7 +166,6 @@ namespace Org.BouncyCastle.Asn1
 
         public virtual T[] MapElements<T>(Func<Asn1Encodable, T> func)
         {
-            // NOTE: Call Count here to 'force' a LazyDerSet
             int count = Count;
             T[] result = new T[count];
             for (int i = 0; i < count; ++i)
@@ -193,7 +191,6 @@ namespace Org.BouncyCastle.Asn1
                 Asn1Set outer)
             {
                 this.outer = outer;
-                // NOTE: Call Count here to 'force' a LazyDerSet
                 this.max = outer.Count;
             }
 
@@ -229,7 +226,6 @@ namespace Org.BouncyCastle.Asn1
 
         protected override int Asn1GetHashCode()
         {
-            // NOTE: Call Count here to 'force' a LazyDerSet
             int i = Count;
             int hc = i + 1;
 
@@ -247,7 +243,6 @@ namespace Org.BouncyCastle.Asn1
             if (!(asn1Object is Asn1Set that))
                 return false;
 
-            // NOTE: Call Count here (on both) to 'force' a LazyDerSet
             int count = this.Count;
             if (that.Count != count)
                 return false;
diff --git a/crypto/src/asn1/ConstructedLazyDLEncoding.cs b/crypto/src/asn1/ConstructedLazyDLEncoding.cs
deleted file mode 100644
index ee9d21c66..000000000
--- a/crypto/src/asn1/ConstructedLazyDLEncoding.cs
+++ /dev/null
@@ -1,31 +0,0 @@
-using System;
-
-namespace Org.BouncyCastle.Asn1
-{
-    internal class ConstructedLazyDLEncoding
-        : IAsn1Encoding
-    {
-        private readonly int m_tagClass;
-        private readonly int m_tagNo;
-        private readonly byte[] m_contentsOctets;
-
-        internal ConstructedLazyDLEncoding(int tagClass, int tagNo, byte[] contentsOctets)
-        {
-            m_tagClass = tagClass;
-            m_tagNo = tagNo;
-            m_contentsOctets = contentsOctets;
-        }
-
-        void IAsn1Encoding.Encode(Asn1OutputStream asn1Out)
-        {
-            asn1Out.WriteIdentifier(Asn1Tags.Constructed | m_tagClass, m_tagNo);
-            asn1Out.WriteDL(m_contentsOctets.Length);
-            asn1Out.Write(m_contentsOctets, 0, m_contentsOctets.Length);
-        }
-
-        int IAsn1Encoding.GetLength()
-        {
-            return Asn1OutputStream.GetLengthOfEncodingDL(m_tagNo, m_contentsOctets.Length);
-        }
-    }
-}
diff --git a/crypto/src/asn1/LazyASN1InputStream.cs b/crypto/src/asn1/LazyASN1InputStream.cs
index 8807416f4..7935bc85a 100644
--- a/crypto/src/asn1/LazyASN1InputStream.cs
+++ b/crypto/src/asn1/LazyASN1InputStream.cs
@@ -3,6 +3,8 @@ using System.IO;
 
 namespace Org.BouncyCastle.Asn1
 {
+    /// <remarks>No longer provides any laziness.</remarks>
+    [Obsolete("Will be removed")]
     public class LazyAsn1InputStream
         : Asn1InputStream
     {
@@ -25,32 +27,5 @@ namespace Org.BouncyCastle.Asn1
             : base(input, limit, leaveOpen)
         {
         }
-
-        internal LazyAsn1InputStream(Stream input, int limit, bool leaveOpen, byte[][] tmpBuffers)
-            : base(input, limit, leaveOpen, tmpBuffers)
-        {
-        }
-
-        internal override Asn1Sequence CreateDLSequence(DefiniteLengthInputStream defIn)
-        {
-            return new LazyDLSequence(defIn.ToArray());
-        }
-
-        internal override Asn1Set CreateDLSet(DefiniteLengthInputStream defIn)
-        {
-            return new LazyDLSet(defIn.ToArray());
-        }
-
-        internal override Asn1EncodableVector ReadVector(DefiniteLengthInputStream defIn)
-        {
-            int remaining = defIn.Remaining;
-            if (remaining < 1)
-                return new Asn1EncodableVector(0);
-
-            using (var sub = new LazyAsn1InputStream(defIn, remaining, leaveOpen: true, tmpBuffers))
-            {
-                return sub.ReadVector();
-            }
-        }
     }
 }
diff --git a/crypto/src/asn1/LazyDLEnumerator.cs b/crypto/src/asn1/LazyDLEnumerator.cs
deleted file mode 100644
index b71cb49e9..000000000
--- a/crypto/src/asn1/LazyDLEnumerator.cs
+++ /dev/null
@@ -1,65 +0,0 @@
-using System;
-using System.Collections.Generic;
-using System.IO;
-
-namespace Org.BouncyCastle.Asn1
-{
-    internal class LazyDLEnumerator
-        : IEnumerator<Asn1Encodable>
-    {
-        private readonly byte[] m_contents;
-
-        private Asn1InputStream m_input;
-        private Asn1Object m_current;
-
-        internal LazyDLEnumerator(byte[] contents)
-        {
-            this.m_contents = contents;
-
-            Reset();
-        }
-
-        object System.Collections.IEnumerator.Current
-        {
-            get { return Current; }
-        }
-
-        public Asn1Encodable Current
-        {
-            get
-            {
-                if (null == m_current)
-                    throw new InvalidOperationException();
-
-                return m_current;
-            }
-        }
-
-        public virtual void Dispose()
-        {
-        }
-
-        public bool MoveNext()
-        {
-            return null != (this.m_current = ReadObject());
-        }
-
-        public void Reset()
-        {
-            this.m_input = new LazyAsn1InputStream(m_contents);
-            this.m_current = null;
-        }
-
-        private Asn1Object ReadObject()
-        {
-            try
-            {
-                return m_input.ReadObject();
-            }
-            catch (IOException e)
-            {
-                throw new Asn1ParsingException("malformed ASN.1: " + e.Message, e);
-            }
-        }
-    }
-}
diff --git a/crypto/src/asn1/LazyDLSequence.cs b/crypto/src/asn1/LazyDLSequence.cs
deleted file mode 100644
index a9f155359..000000000
--- a/crypto/src/asn1/LazyDLSequence.cs
+++ /dev/null
@@ -1,128 +0,0 @@
-using System;
-using System.Collections.Generic;
-using System.IO;
-
-namespace Org.BouncyCastle.Asn1
-{
-    internal class LazyDLSequence
-        : DLSequence
-    {
-        private byte[] encoded;
-
-        internal LazyDLSequence(byte[] encoded)
-            : base()
-        {
-            if (null == encoded)
-                throw new ArgumentNullException("encoded");
-
-            this.encoded = encoded;
-        }
-
-        public override Asn1Encodable this[int index]
-        {
-            get
-            {
-                Force();
-
-                return base[index];
-            }
-        }
-
-        public override IEnumerator<Asn1Encodable> GetEnumerator()
-        {
-            byte[] encoded = GetContents();
-            if (null != encoded)
-            {
-                return new LazyDLEnumerator(encoded);
-            }
-
-            return base.GetEnumerator();
-        }
-
-        public override int Count
-        {
-            get
-            {
-                Force();
-
-                return base.Count;
-            }
-        }
-
-        public override Asn1Encodable[] ToArray()
-        {
-            Force();
-
-            return base.ToArray();
-        }
-
-        public override string ToString()
-        {
-            Force();
-
-            return base.ToString();
-        }
-
-        internal override IAsn1Encoding GetEncoding(int encoding)
-        {
-            if (Asn1OutputStream.EncodingBer == encoding)
-            {
-                byte[] encoded = GetContents();
-                if (encoded != null)
-                    return new ConstructedLazyDLEncoding(Asn1Tags.Universal, Asn1Tags.Sequence, encoded);
-            }
-            else
-            {
-                Force();
-            }
-
-            return base.GetEncoding(encoding);
-        }
-
-        internal override IAsn1Encoding GetEncodingImplicit(int encoding, int tagClass, int tagNo)
-        {
-            if (Asn1OutputStream.EncodingBer == encoding)
-            {
-                byte[] encoded = GetContents();
-                if (encoded != null)
-                    return new ConstructedLazyDLEncoding(tagClass, tagNo, encoded);
-            }
-            else
-            {
-                Force();
-            }
-
-            return base.GetEncodingImplicit(encoding, tagClass, tagNo);
-        }
-
-        private void Force()
-        {
-            lock (this)
-            {
-                if (null != encoded)
-                {
-                    try
-                    {
-                        Asn1EncodableVector v;
-                        using (var input = new LazyAsn1InputStream(encoded))
-                        {
-                            v = input.ReadVector();
-                        }
-
-                        this.elements = v.TakeElements();
-                        this.encoded = null;
-                    }
-                    catch (IOException e)
-                    {
-                        throw new Asn1ParsingException("malformed ASN.1: " + e.Message, e);
-                    }
-                }
-            }
-        }
-
-        private byte[] GetContents()
-        {
-            lock (this) return encoded;
-        }
-    }
-}
diff --git a/crypto/src/asn1/LazyDLSet.cs b/crypto/src/asn1/LazyDLSet.cs
deleted file mode 100644
index 87354d394..000000000
--- a/crypto/src/asn1/LazyDLSet.cs
+++ /dev/null
@@ -1,127 +0,0 @@
-using System;
-using System.Collections.Generic;
-using System.IO;
-
-namespace Org.BouncyCastle.Asn1
-{
-    internal class LazyDLSet
-        : DLSet
-    {
-        private byte[] m_encoded;
-
-        internal LazyDLSet(byte[] encoded)
-            : base()
-        {
-            if (null == encoded)
-                throw new ArgumentNullException(nameof(encoded));
-
-            m_encoded = encoded;
-        }
-
-        public override Asn1Encodable this[int index]
-        {
-            get
-            {
-                Force();
-
-                return base[index];
-            }
-        }
-
-        public override IEnumerator<Asn1Encodable> GetEnumerator()
-        {
-            byte[] encoded = GetContents();
-            if (null != encoded)
-                return new LazyDLEnumerator(encoded);
-
-            return base.GetEnumerator();
-        }
-
-        public override int Count
-        {
-            get
-            {
-                Force();
-
-                return base.Count;
-            }
-        }
-
-        public override Asn1Encodable[] ToArray()
-        {
-            Force();
-
-            return base.ToArray();
-        }
-
-        public override string ToString()
-        {
-            Force();
-
-            return base.ToString();
-        }
-
-        internal override IAsn1Encoding GetEncoding(int encoding)
-        {
-            if (Asn1OutputStream.EncodingBer == encoding)
-            {
-                byte[] encoded = GetContents();
-                if (null != encoded)
-                    return new ConstructedLazyDLEncoding(Asn1Tags.Universal, Asn1Tags.Set, encoded);
-            }
-            else
-            {
-                Force();
-            }
-
-            return base.GetEncoding(encoding);
-        }
-
-        internal override IAsn1Encoding GetEncodingImplicit(int encoding, int tagClass, int tagNo)
-        {
-            if (Asn1OutputStream.EncodingBer == encoding)
-            {
-                byte[] encoded = GetContents();
-                if (null != encoded)
-                    return new ConstructedLazyDLEncoding(tagClass, tagNo, encoded);
-            }
-            else
-            {
-                Force();
-            }
-
-            return base.GetEncodingImplicit(encoding, tagClass, tagNo);
-        }
-
-        private void Force()
-        {
-            lock (this)
-            {
-                if (null != m_encoded)
-                {
-                    try
-                    {
-                        Asn1EncodableVector v;
-                        using (var input = new LazyAsn1InputStream(m_encoded))
-                        {
-                            v = input.ReadVector();
-                        }
-
-                        m_elements = v.TakeElements();
-                        m_sortedElements = m_elements.Length <= 1 ? m_elements : null;
-                        m_encoded = null;
-                    }
-                    catch (IOException e)
-                    {
-                        throw new Asn1ParsingException("malformed ASN.1: " + e.Message, e);
-                    }
-                }
-            }
-        }
-
-        private byte[] GetContents()
-        {
-            lock (this) return m_encoded;
-        }
-    }
-}
diff --git a/crypto/src/x509/X509CrlParser.cs b/crypto/src/x509/X509CrlParser.cs
index a60a591c4..53a02393b 100644
--- a/crypto/src/x509/X509CrlParser.cs
+++ b/crypto/src/x509/X509CrlParser.cs
@@ -14,15 +14,18 @@ namespace Org.BouncyCastle.X509
 	{
 		private static readonly PemParser PemCrlParser = new PemParser("CRL");
 
-		private readonly bool lazyAsn1;
-
 		private Asn1Set sCrlData;
 		private int sCrlDataObjectCount;
 		private Stream currentCrlStream;
 
-		public X509CrlParser(bool lazyAsn1 = false)
+        public X509CrlParser()
+		{
+		}
+
+		/// <remarks>Value of <paramref name="lazyAsn1"/> is ignored.</remarks>
+		[Obsolete("Will be removed")]
+        public X509CrlParser(bool lazyAsn1)
 		{
-			this.lazyAsn1 = lazyAsn1;
 		}
 
 		private X509Crl ReadDerCrl(Asn1InputStream dIn)
@@ -130,11 +133,7 @@ namespace Org.BouncyCastle.X509
                 if (tag != 0x30)	// assume ascii PEM encoded.
 					return ReadPemCrl(inStream);
 
-				Asn1InputStream asn1 = lazyAsn1
-					?	new LazyAsn1InputStream(inStream, int.MaxValue, leaveOpen: true)
-					:	new Asn1InputStream(inStream, int.MaxValue, leaveOpen: true);
-
-                using (asn1)
+                using (var asn1 = new Asn1InputStream(inStream, int.MaxValue, leaveOpen: true))
                 {
                     return ReadDerCrl(asn1);
                 }