Ported .Net Core commits:

hondacrx:
- Initial commit: Switch to .Net Core 2.0
- Fix build and removed not needed files
Fabi:
- Updated solution platforms.
- Changed folder structure.
- Change library target framework to netstandard2.0.
- Updated solution platforms again...
- Removed windows specific kernel32 function usage (Ctrl-C handler).

Source/Framework/Cryptography/ShaHmac.cs

@@ -0,0 +1,155 @@
+/*
+ * Copyright (C) 2012-2017 CypherCore <http://github.com/CypherCore>
+ * Copyright (C) 2012-2014 Arctium Emulation <http://arctium.org>
+ * 
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+using System;
+using System.Security.Cryptography;
+using System.Text;
+
+namespace Framework.Cryptography
+{
+    public class Sha256
+    {
+        public byte[] Digest { get; private set; }
+
+        public Sha256()
+        {
+            sha.Initialize();
+        }
+
+        public void Process(byte[] data, int length)
+        {
+            sha.TransformBlock(data, 0, length, data, 0);
+        }
+
+        public void Process(uint data)
+        {
+            var bytes = BitConverter.GetBytes(data);
+
+            sha.TransformBlock(bytes, 0, 4, bytes, 0);
+        }
+
+        public void Process(string data)
+        {
+            var bytes = Encoding.UTF8.GetBytes(data);
+
+            sha.TransformBlock(bytes, 0, bytes.Length, bytes, 0);
+        }
+
+        public void Finish(byte[] data, int length)
+        {
+            sha.TransformFinalBlock(data, 0, data.Length);
+
+            Digest = sha.Hash;
+        }
+
+        public void Finish(byte[] data, int offset, int length)
+        {
+            sha.TransformFinalBlock(data, offset, length);
+
+            Digest = sha.Hash;
+        }
+
+        SHA256 sha;
+    }
+
+    public class HmacHash : HMACSHA1
+    {
+        public byte[] Digest { get; private set; }
+
+        public HmacHash(byte[] key) : base(key, true)
+        {
+            Initialize();
+        }
+
+        public void Process(byte[] data, int length)
+        {
+            TransformBlock(data, 0, length, data, 0);
+        }
+
+        public void Process(uint data)
+        {
+            var bytes = BitConverter.GetBytes(data);
+
+            TransformBlock(bytes, 0, bytes.Length, bytes, 0);
+        }
+
+        public void Process(string data)
+        {
+            var bytes = Encoding.ASCII.GetBytes(data);
+
+            TransformBlock(bytes, 0, bytes.Length, bytes, 0);
+        }
+
+        public void Finish(byte[] data, int length)
+        {
+            TransformFinalBlock(data, 0, length);
+
+            Digest = Hash;
+        }
+
+        public void Finish(string data)
+        {
+            var bytes = Encoding.ASCII.GetBytes(data);
+
+            TransformFinalBlock(bytes, 0, bytes.Length);
+
+            Digest = Hash;
+        }
+    }
+
+    public class HmacSha256 : HMACSHA256
+    {
+        public HmacSha256() : base()
+        {
+            Initialize();
+        }
+
+        public HmacSha256(byte[] key) : base(key)
+        {
+            Initialize();
+        }
+
+        public void Process(byte[] data, int length)
+        {
+            TransformBlock(data, 0, length, data, 0);
+        }
+
+        public void Process(uint data)
+        {
+            var bytes = BitConverter.GetBytes(data);
+
+            TransformBlock(bytes, 0, bytes.Length, bytes, 0);
+        }
+
+        public void Process(string data)
+        {
+            var bytes = Encoding.ASCII.GetBytes(data);
+
+            TransformBlock(bytes, 0, bytes.Length, bytes, 0);
+        }
+
+        public void Finish(byte[] data, int length)
+        {
+            TransformFinalBlock(data, 0, length);
+
+            Digest = Hash;
+        }
+
+        public byte[] Digest { get; private set; }
+    }
+}