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-rw-r--r--crypto/src/AssemblyInfo.cs40
-rw-r--r--crypto/src/asn1/Asn1Set.cs29
-rw-r--r--crypto/src/bcpg/ArmoredOutputStream.cs11
-rw-r--r--crypto/src/crypto/prng/ThreadedSeedGenerator.cs160
4 files changed, 151 insertions, 89 deletions
diff --git a/crypto/src/AssemblyInfo.cs b/crypto/src/AssemblyInfo.cs
index 36beb99c4..cfddb17b9 100644
--- a/crypto/src/AssemblyInfo.cs
+++ b/crypto/src/AssemblyInfo.cs
@@ -1,9 +1,13 @@
 using System;
 using System.Reflection;
-using System.Runtime.CompilerServices;
-using System.Runtime.InteropServices;
 //using System.Security.Permissions;
 
+#if PORTABLE
+using System.Linq;
+#else
+using System.Runtime.InteropServices;
+#endif
+
 //
 // General Information about an assembly is controlled through the following
 // set of attributes. Change these attribute values to modify the information
@@ -76,3 +80,35 @@ using System.Runtime.InteropServices;
 // see Org.BouncyCastle.Crypto.Encodings.Pkcs1Encoding.StrictLengthEnabledProperty
 //[assembly: EnvironmentPermission(SecurityAction.RequestOptional, Read="Org.BouncyCastle.Pkcs1.Strict")]
 
+internal class AssemblyInfo
+{
+    private static string version;
+    public static string Version
+    {
+        get
+        {
+            if (version == null)
+            {
+#if PORTABLE
+#if NEW_REFLECTION
+                var ver = (AssemblyVersionAttribute)typeof(AssemblyInfo).GetTypeInfo().Assembly.GetCustomAttributes(typeof(AssemblyVersionAttribute)).FirstOrDefault();
+#else
+                var ver = (AssemblyVersionAttribute)typeof(AssemblyInfo).Assembly.GetCustomAttributes(typeof(AssemblyVersionAttribute), false).FirstOrDefault();
+#endif
+                if (ver != null)
+                {
+                    version = ver.Version;
+                }
+#else
+                version = Assembly.GetExecutingAssembly().GetName().Version.ToString();
+#endif
+
+                // if we're still here, then don't try again
+                if (version == null)
+                    version = string.Empty;
+            }
+
+            return version;
+        }
+    }
+}
diff --git a/crypto/src/asn1/Asn1Set.cs b/crypto/src/asn1/Asn1Set.cs
index cf039d7fe..18f8020f2 100644
--- a/crypto/src/asn1/Asn1Set.cs
+++ b/crypto/src/asn1/Asn1Set.cs
@@ -2,6 +2,11 @@ using System;
 using System.Collections;
 using System.IO;
 
+#if PORTABLE
+using System.Collections.Generic;
+using System.Linq;
+#endif
+
 using Org.BouncyCastle.Utilities;
 using Org.BouncyCastle.Utilities.Collections;
 
@@ -283,6 +288,18 @@ namespace Org.BouncyCastle.Asn1
             if (_set.Count < 2)
                 return;
 
+#if PORTABLE
+            var sorted = _set.Cast<Asn1Encodable>()
+                             .Select(a => new { Item = a, Key = a.GetEncoded(Asn1Encodable.Der) })
+                             .OrderBy(t => t.Key, new DerComparer())
+                             .Select(t => t.Item)
+                             .ToList();
+
+            for (int i = 0; i < _set.Count; ++i)
+            {
+                _set[i] = sorted[i];
+            }
+#else
             Asn1Encodable[] items = new Asn1Encodable[_set.Count];
             byte[][] keys = new byte[_set.Count][];
 
@@ -299,6 +316,7 @@ namespace Org.BouncyCastle.Asn1
             {
                 _set[i] = items[i];
             }
+#endif
         }
 
         protected internal void AddObject(Asn1Encodable obj)
@@ -311,12 +329,21 @@ namespace Org.BouncyCastle.Asn1
             return CollectionUtilities.ToString(_set);
         }
 
+#if PORTABLE
+        private class DerComparer
+            : IComparer<byte[]>
+        {
+            public int Compare(byte[] x, byte[] y)
+            {
+                byte[] a = x, b = y;
+#else
         private class DerComparer
-            :   IComparer
+            : IComparer
         {
             public int Compare(object x, object y)
             {
                 byte[] a = (byte[])x, b = (byte[])y;
+#endif
                 int len = System.Math.Min(a.Length, b.Length);
                 for (int i = 0; i != len; ++i)
                 {
diff --git a/crypto/src/bcpg/ArmoredOutputStream.cs b/crypto/src/bcpg/ArmoredOutputStream.cs
index fb1f6eb29..253c5d1fe 100644
--- a/crypto/src/bcpg/ArmoredOutputStream.cs
+++ b/crypto/src/bcpg/ArmoredOutputStream.cs
@@ -101,16 +101,7 @@ namespace Org.BouncyCastle.Bcpg
         private static readonly string    footerStart = "-----END PGP ";
         private static readonly string    footerTail = "-----";
 
-        private static readonly string version = "BCPG C# v"
-#if PORTABLE
-            + Assembly.GetExecutingAssembly()
-                .GetCustomAttributes(typeof(AssemblyVersionAttribute), true)
-                .Cast<AssemblyVersionAttribute>()
-                .First()
-                .Version;
-#else
-            + Assembly.GetExecutingAssembly().GetName().Version;
-#endif
+        private static readonly string version = "BCPG C# v" + AssemblyInfo.Version;
 
         private readonly IDictionary headers;
 
diff --git a/crypto/src/crypto/prng/ThreadedSeedGenerator.cs b/crypto/src/crypto/prng/ThreadedSeedGenerator.cs
index f6a6b3c54..0a38e5f5a 100644
--- a/crypto/src/crypto/prng/ThreadedSeedGenerator.cs
+++ b/crypto/src/crypto/prng/ThreadedSeedGenerator.cs
@@ -1,39 +1,43 @@
 using System;
 using System.Threading;
 
+#if NO_THREADS
+using System.Threading.Tasks;
+#endif
+
 namespace Org.BouncyCastle.Crypto.Prng
 {
-	/**
-	 * A thread based seed generator - one source of randomness.
-	 * <p>
-	 * Based on an idea from Marcus Lippert.
-	 * </p>
-	 */
-	public class ThreadedSeedGenerator
-	{
-		private class SeedGenerator
-		{
+    /**
+     * A thread based seed generator - one source of randomness.
+     * <p>
+     * Based on an idea from Marcus Lippert.
+     * </p>
+     */
+    public class ThreadedSeedGenerator
+    {
+        private class SeedGenerator
+        {
 #if NETCF_1_0
 			// No volatile keyword, but all fields implicitly volatile anyway
 			private int		counter = 0;
 			private bool	stop = false;
 #else
-			private volatile int	counter = 0;
-			private volatile bool	stop = false;
+            private volatile int counter = 0;
+            private volatile bool stop = false;
 #endif
 
-			private void Run(object ignored)
-			{
-				while (!this.stop)
-				{
-					this.counter++;
-				}
-			}
+            private void Run(object ignored)
+            {
+                while (!this.stop)
+                {
+                    this.counter++;
+                }
+            }
 
-			public byte[] GenerateSeed(
-				int		numBytes,
-				bool	fast)
-			{
+            public byte[] GenerateSeed(
+                int numBytes,
+                bool fast)
+            {
 #if SILVERLIGHT || PORTABLE
                 return DoGenerateSeed(numBytes, fast);
 #else
@@ -51,71 +55,75 @@ namespace Org.BouncyCastle.Crypto.Prng
             }
 
             private byte[] DoGenerateSeed(
-				int		numBytes,
-				bool	fast)
+                int numBytes,
+                bool fast)
             {
                 this.counter = 0;
-				this.stop = false;
+                this.stop = false;
 
-				byte[] result = new byte[numBytes];
-				int last = 0;
-				int end = fast ? numBytes : numBytes * 8;
+                byte[] result = new byte[numBytes];
+                int last = 0;
+                int end = fast ? numBytes : numBytes * 8;
 
-				ThreadPool.QueueUserWorkItem(new WaitCallback(Run));
+#if NO_THREADS
+                Task.Factory.StartNew(() => Run(null), TaskCreationOptions.None);
+#else
+                ThreadPool.QueueUserWorkItem(new WaitCallback(Run));
+#endif
 
-				for (int i = 0; i < end; i++)
-				{
-					while (this.counter == last)
-					{
-						try
-						{
+                for (int i = 0; i < end; i++)
+                {
+                    while (this.counter == last)
+                    {
+                        try
+                        {
 #if PORTABLE
                             new AutoResetEvent(false).WaitOne(1);
 #else
- 							Thread.Sleep(1);
+                            Thread.Sleep(1);
 #endif
-						}
-						catch (Exception)
-						{
-							// ignore
-						}
-					}
+                        }
+                        catch (Exception)
+                        {
+                            // ignore
+                        }
+                    }
 
-					last = this.counter;
+                    last = this.counter;
 
-					if (fast)
-					{
-						result[i] = (byte) last;
-					}
-					else
-					{
-						int bytepos = i / 8;
-						result[bytepos] = (byte) ((result[bytepos] << 1) | (last & 1));
-					}
-				}
+                    if (fast)
+                    {
+                        result[i] = (byte)last;
+                    }
+                    else
+                    {
+                        int bytepos = i / 8;
+                        result[bytepos] = (byte)((result[bytepos] << 1) | (last & 1));
+                    }
+                }
 
-				this.stop = true;
+                this.stop = true;
 
-				return result;
-			}
-		}
+                return result;
+            }
+        }
 
-		/**
-		 * Generate seed bytes. Set fast to false for best quality.
-		 * <p>
-		 * If fast is set to true, the code should be round about 8 times faster when
-		 * generating a long sequence of random bytes. 20 bytes of random values using
-		 * the fast mode take less than half a second on a Nokia e70. If fast is set to false,
-		 * it takes round about 2500 ms.
-		 * </p>
-		 * @param numBytes the number of bytes to generate
-		 * @param fast true if fast mode should be used
-		 */
-		public byte[] GenerateSeed(
-			int		numBytes,
-			bool	fast)
-		{
-			return new SeedGenerator().GenerateSeed(numBytes, fast);
-		}
-	}
+        /**
+         * Generate seed bytes. Set fast to false for best quality.
+         * <p>
+         * If fast is set to true, the code should be round about 8 times faster when
+         * generating a long sequence of random bytes. 20 bytes of random values using
+         * the fast mode take less than half a second on a Nokia e70. If fast is set to false,
+         * it takes round about 2500 ms.
+         * </p>
+         * @param numBytes the number of bytes to generate
+         * @param fast true if fast mode should be used
+         */
+        public byte[] GenerateSeed(
+            int numBytes,
+            bool fast)
+        {
+            return new SeedGenerator().GenerateSeed(numBytes, fast);
+        }
+    }
 }