Imported Upstream version 4.6.0.125

Former-commit-id: a2155e9bd80020e49e72e86c44da02a8ac0e57a4

mcs/class/referencesource/System.Data/System/Data/SqlClient/SqlClientPermission.cs

@@ -0,0 +1,65 @@
+//------------------------------------------------------------------------------
+// <copyright file="SqlClientPermission.cs" company="Microsoft">
+//     Copyright (c) Microsoft Corporation.  All rights reserved.
+// </copyright>
+// <owner current="true" primary="true">[....]</owner>
+// <owner current="true" primary="false">[....]</owner>
+//------------------------------------------------------------------------------
+
+namespace System.Data.SqlClient {
+
+    using System.Collections;
+    using System.Data.Common;
+    using System.Runtime.Serialization;
+    using System.Security;
+    using System.Security.Permissions;
+
+    [Serializable] 
+    public sealed class SqlClientPermission :  DBDataPermission {
+
+        [ Obsolete("SqlClientPermission() has been deprecated.  Use the SqlClientPermission(PermissionState.None) constructor.  http://go.microsoft.com/fwlink/?linkid=14202", true) ] // MDAC 86034
+        public SqlClientPermission() : this(PermissionState.None) {
+        }
+
+        public SqlClientPermission(PermissionState state) : base(state) {
+        }
+
+        [ Obsolete("SqlClientPermission(PermissionState state, Boolean allowBlankPassword) has been deprecated.  Use the SqlClientPermission(PermissionState.None) constructor.  http://go.microsoft.com/fwlink/?linkid=14202", true) ] // MDAC 86034
+        public SqlClientPermission(PermissionState state, bool allowBlankPassword) : this(state) {
+            AllowBlankPassword = allowBlankPassword;
+        }
+
+        private SqlClientPermission(SqlClientPermission permission) : base(permission) { // for Copy
+        }
+
+        internal SqlClientPermission(SqlClientPermissionAttribute permissionAttribute) : base(permissionAttribute) { // for CreatePermission
+        }
+
+        internal SqlClientPermission(SqlConnectionString constr) : base(constr) { // for Open
+            if ((null == constr) || constr.IsEmpty) {
+                base.Add(ADP.StrEmpty, ADP.StrEmpty, KeyRestrictionBehavior.AllowOnly);
+            }
+        }
+
+        public override void Add(string connectionString, string restrictions, KeyRestrictionBehavior behavior) {
+            DBConnectionString constr = new DBConnectionString(connectionString, restrictions, behavior, SqlConnectionString.GetParseSynonyms(), false);
+            AddPermissionEntry(constr);
+        }
+
+        override public IPermission Copy () {
+            return new SqlClientPermission(this);
+        }
+    }
+
+    [AttributeUsage(AttributeTargets.Method | AttributeTargets.Constructor | AttributeTargets.Class | AttributeTargets.Struct | AttributeTargets.Assembly, AllowMultiple = true, Inherited = false )]
+    [Serializable] 
+    public sealed class SqlClientPermissionAttribute : DBDataPermissionAttribute {
+
+        public SqlClientPermissionAttribute(SecurityAction action) : base(action) {
+        }
+
+        override public IPermission CreatePermission() {
+            return new SqlClientPermission(this);
+        }
+    }
+}