1 files changed, 105 insertions, 0 deletions
diff --git a/LibWinUsb/Internal/UsbRegex/RegHardwareID.cs b/LibWinUsb/Internal/UsbRegex/RegHardwareID.cs
new file mode 100644
index 0000000..253e977
--- /dev/null
+++ b/LibWinUsb/Internal/UsbRegex/RegHardwareID.cs
@@ -0,0 +1,105 @@
+// Copyright � 2006-2010 Travis Robinson. All rights reserved.
+// 
+// website: http://sourceforge.net/projects/libusbdotnet
+// e-mail:  libusbdotnet@gmail.com
+// 
+// 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 2 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, write to the Free Software Foundation, Inc.,
+// 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA. or 
+// visit www.gnu.org.
+// 
+// 
+using System;
+using System.Text.RegularExpressions;
+
+namespace LibUsbDotNet.Internal.UsbRegex
+{
+    /// <summary>
+    /// Regular expression class for quick parsing of usb hardware ids.
+    /// </summary>
+    internal class RegHardwareID : Regex
+    {
+        #region Enumerations
+
+        public enum ENamedGroups
+        {
+            Vid = 1,
+            Pid = 2,
+            Rev = 3,
+            MI= 4
+        }
+
+        #endregion
+
+        private const RegexOptions OPTIONS =
+            RegexOptions.CultureInvariant | RegexOptions.IgnorePatternWhitespace | RegexOptions.Singleline | RegexOptions.Compiled |
+            RegexOptions.ExplicitCapture | RegexOptions.IgnoreCase;
+
+        private const string PATTERN = "(Vid_(?<Vid>[0-9A-F]{1,4}))|(Pid_(?<Pid>[0-9A-F]{1,4}))|(Rev_(?<Rev>[0-9]{1,4}))|(MI_(?<MI>[0-9A-F]{1,2}))";
+
+        public static readonly NamedGroup[] NAMED_GROUPS = new NamedGroup[]
+                                                               {
+                                                                   new NamedGroup(1, "Vid"), new NamedGroup(2, "Pid"), new NamedGroup(3, "Rev"),
+                                                                   new NamedGroup(4, "MI")
+                                                               };
+
+        public RegHardwareID() : base(PATTERN, OPTIONS) { }
+
+        private static RegHardwareID __globalInstance;
+        public static RegHardwareID GlobalInstance
+        {
+            get 
+            { 
+                if (ReferenceEquals(__globalInstance,null))
+                    __globalInstance=new RegHardwareID();
+                return __globalInstance;
+            }
+        }
+
+        public new string[] GetGroupNames() { return new string[] {"Vid", "Pid", "Rev", "MI"}; }
+
+        public new int[] GetGroupNumbers() { return new int[] {1, 2, 3, 4}; }
+
+        public new string GroupNameFromNumber(int GroupNumber)
+        {
+            switch (GroupNumber)
+            {
+                case 1:
+                    return "Vid";
+                case 2:
+                    return "Pid";
+                case 3:
+                    return "Rev";
+                case 4:
+                    return "MI";
+            }
+            return "";
+        }
+
+        public new int GroupNumberFromName(string GroupName)
+        {
+            switch (GroupName)
+            {
+                case "Vid":
+                    return 1;
+                case "Pid":
+                    return 2;
+                case "Rev":
+                    return 3;
+                case "MI":
+                    return 4;
+            }
+            return -1;
+        }
+    }
+}
+\ No newline at end of file