Migrate WinUSBNet code to a standalone project dependency

WinUSBNet/HelperClasses/Converter.cs

@@ -0,0 +1,74 @@
+// Copyright (c) 2018, Rene Lergner - @Heathcliff74xda
+//
+// Permission is hereby granted, free of charge, to any person obtaining a
+// copy of this software and associated documentation files (the "Software"),
+// to deal in the Software without restriction, including without limitation
+// the rights to use, copy, modify, merge, publish, distribute, sublicense,
+// and/or sell copies of the Software, and to permit persons to whom the
+// Software is furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in
+// all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+// DEALINGS IN THE SOFTWARE.
+//
+// Some of the classes and functions in this file were found online.
+// Where possible the original authors are referenced.
+
+using System;
+using System.Text;
+
+namespace WPinternals.HelperClasses
+{
+    public static class Converter
+    {
+        public static string ConvertHexToString(byte[] Bytes, string Separator)
+        {
+            StringBuilder s = new(1000);
+            for (int i = Bytes.GetLowerBound(0); i <= Bytes.GetUpperBound(0); i++)
+            {
+                if (i != Bytes.GetLowerBound(0))
+                {
+                    s.Append(Separator);
+                }
+
+                s.Append(Bytes[i].ToString("X2"));
+            }
+            return s.ToString();
+        }
+
+        public static byte[] ConvertStringToHex(string HexString)
+        {
+            if (HexString.Length % 2 == 1)
+            {
+                throw new Exception("The binary key cannot have an odd number of digits");
+            }
+
+            byte[] arr = new byte[HexString.Length >> 1];
+
+            for (int i = 0; i < HexString.Length >> 1; ++i)
+            {
+                arr[i] = (byte)((GetHexVal(HexString[i << 1]) << 4) + GetHexVal(HexString[(i << 1) + 1]));
+            }
+
+            return arr;
+        }
+
+        public static int GetHexVal(char hex)
+        {
+            int val = hex;
+            //For uppercase A-F letters:
+            //return val - (val < 58 ? 48 : 55);
+            //For lowercase a-f letters:
+            //return val - (val < 58 ? 48 : 87);
+            //Or the two combined, but a bit slower:
+            return val - (val < 58 ? 48 : val < 97 ? 55 : 87);
+        }
+    }
+}