1 files changed, 68 insertions, 0 deletions

diff --git a/OpenSim/Framework/PermissionsUtil.cs b/OpenSim/Framework/PermissionsUtil.cs
new file mode 100644
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+++ b/OpenSim/Framework/PermissionsUtil.cs
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+/*
+ * Copyright (c) Contributors, http://opensimulator.org/
+ * See CONTRIBUTORS.TXT for a full list of copyright holders.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *     * Redistributions of source code must retain the above copyright
+ *       notice, this list of conditions and the following disclaimer.
+ *     * Redistributions in binary form must reproduce the above copyright
+ *       notice, this list of conditions and the following disclaimer in the
+ *       documentation and/or other materials provided with the distribution.
+ *     * Neither the name of the OpenSimulator Project nor the
+ *       names of its contributors may be used to endorse or promote products
+ *       derived from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY
+ * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+ * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY
+ * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
+ * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+using System;
+using System.Collections.Generic;
+using System.Reflection;
+using System.Text;
+using log4net;
+
+namespace OpenSim.Framework
+{
+    public static class PermissionsUtil
+    {
+        private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
+
+        /// <summary>
+        /// Logs permissions flags. Useful when debugging permission problems.
+        /// </summary>
+        /// <param name="message"></param>
+        public static void LogPermissions(String name, String message, uint basePerm, uint curPerm, uint nextPerm)
+        {
+            m_log.DebugFormat("Permissions of \"{0}\" at \"{1}\": Base {2} ({3:X4}), Current {4} ({5:X4}), NextOwner {6} ({7:X4})",
+                name, message,
+                PermissionsToString(basePerm), basePerm, PermissionsToString(curPerm), curPerm, PermissionsToString(nextPerm), nextPerm);
+        }
+
+        /// <summary>
+        /// Converts a permissions bit-mask to a string (e.g., "MCT").
+        /// </summary>
+        private static string PermissionsToString(uint perms)
+        {
+            string str = "";
+            if ((perms & (int)PermissionMask.Modify) != 0)
+                str += "M";
+            if ((perms & (int)PermissionMask.Copy) != 0)
+                str += "C";
+            if ((perms & (int)PermissionMask.Transfer) != 0)
+                str += "T";
+            if (str == "")
+                str = ".";
+            return str;
+        }
+    }
+}