1 files changed, 111 insertions, 0 deletions
diff --git a/LibWinUsb/MonoLibUsb/Profile/MonoUsbProfileHandleEnumerator.cs b/LibWinUsb/MonoLibUsb/Profile/MonoUsbProfileHandleEnumerator.cs
new file mode 100644
index 00000000..6c654174
--- /dev/null
+++ b/LibWinUsb/MonoLibUsb/Profile/MonoUsbProfileHandleEnumerator.cs
@@ -0,0 +1,111 @@
+// 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.Collections;
+using System.Collections.Generic;
+using System.Runtime.InteropServices;
+
+namespace MonoLibUsb.Profile
+{
+    /// <summary>
+    /// A forward-only enumerator for iterating a device lists.
+    /// </summary>
+    internal class MonoUsbProfileHandleEnumerator : IEnumerator<MonoUsbProfileHandle>
+    {
+        private readonly MonoUsbProfileListHandle mProfileListHandle;
+        private MonoUsbProfileHandle mCurrentProfile;
+        private int mNextDeviceProfilePos;
+
+        
+        internal MonoUsbProfileHandleEnumerator(MonoUsbProfileListHandle profileListHandle)
+        {
+            mProfileListHandle = profileListHandle;
+            Reset();
+        }
+
+        #region IEnumerator<MonoUsbProfileHandle> Members
+
+        /// <summary>
+        /// Performs application-defined tasks associated with freeing, releasing, or resetting unmanaged resources.
+        /// </summary>
+        /// <filterpriority>2</filterpriority>
+        public void Dispose() { Reset(); }
+
+
+        /// <summary>
+        /// Advances the enumerator to the next <see cref="MonoUsbProfileHandle"/> element of the collection.
+        /// </summary>
+        /// <returns>
+        /// true if the enumerator was successfully advanced to the next element; false if the enumerator has passed the end of the collection.
+        /// </returns>
+        /// <exception cref="T:System.InvalidOperationException">The collection was modified after the enumerator was created. </exception><filterpriority>2</filterpriority>
+        public bool MoveNext()
+        {
+            IntPtr pNextProfileHandle =
+                Marshal.ReadIntPtr(new IntPtr(mProfileListHandle.DangerousGetHandle().ToInt64() + (mNextDeviceProfilePos*IntPtr.Size)));
+            if (pNextProfileHandle != IntPtr.Zero)
+            {
+                mCurrentProfile = new MonoUsbProfileHandle(pNextProfileHandle);
+                mNextDeviceProfilePos++;
+                return true;
+            }
+            mCurrentProfile = null;
+            return false;
+        }
+
+
+        /// <summary>
+        /// Sets the enumerator to its initial position, which is before the first element in the collection.
+        /// </summary>
+        /// <exception cref="T:System.InvalidOperationException">The collection was modified after the enumerator was created. </exception><filterpriority>2</filterpriority>
+        public void Reset()
+        {
+            mNextDeviceProfilePos = 0;
+            mCurrentProfile = null;
+        }
+
+        /// <summary>
+        /// Gets the element in the <see cref="MonoUsbProfileHandle"/> collection at the current position of the enumerator.
+        /// </summary>
+        /// <returns>
+        /// The current <see cref="MonoUsbProfileHandle"/> element.
+        /// </returns>
+        public MonoUsbProfileHandle Current
+        {
+            get { return mCurrentProfile; }
+        }
+
+        /// <summary>
+        /// Gets the current element in the <see cref="MonoUsbProfileHandle"/> collection.
+        /// </summary>
+        /// <returns>
+        /// The current <see cref="MonoUsbProfileHandle"/> element.
+        /// </returns>
+        /// <exception cref="T:System.InvalidOperationException">The enumerator is positioned before the first element of the collection or after the last element.-or- The collection was modified after the enumerator was created.</exception><filterpriority>2</filterpriority>
+        object IEnumerator.Current
+        {
+            get { return Current; }
+        }
+
+        #endregion
+    }
+}
+\ No newline at end of file