Imported Upstream version 4.0.0~alpha1

Former-commit-id: 806294f5ded97629b74c85c09952f2a74fe182d9

external/referencesource/mscorlib/system/globalization/globalizationassembly.cs

@@ -0,0 +1,67 @@
+// ==++==
+// 
+//   Copyright (c) Microsoft Corporation.  All rights reserved.
+// 
+// ==--==
+
+namespace System.Globalization {
+    using System;
+    using System.Reflection;
+    using System.Collections;
+    using System.Collections.Generic;
+    using System.Threading;
+    using System.Security;
+    using System.Security.Principal;
+    using System.Security.Permissions;
+    using System.Runtime.CompilerServices;
+    using System.Runtime.ConstrainedExecution;
+    using System.Runtime.Versioning;
+    using System.IO;
+    using System.Diagnostics.Contracts;
+
+    
+    /*=================================GlobalizationAssembly==========================
+    **
+    ** This class provides the table loading wrapper that calls GetManifestResourceStream
+    **
+    ** It used to provide an idea for sort versioning, but that proved to not work
+    **
+    ============================================================================*/
+    internal sealed class GlobalizationAssembly
+    {
+        // ----------------------------------------------------------------------------------------------------
+        //
+        // Instance data members and instance methods.
+        //
+        // ----------------------------------------------------------------------------------------------------
+        [System.Security.SecurityCritical]  // auto-generated
+        [ResourceExposure(ResourceScope.Process)]
+        [ResourceConsumption(ResourceScope.Machine, ResourceScope.Process)]
+        internal unsafe static byte* GetGlobalizationResourceBytePtr(Assembly assembly, String tableName) {
+            Contract.Assert(assembly != null, "assembly can not be null.  This should be generally the mscorlib.dll assembly.");
+            Contract.Assert(tableName != null, "table name can not be null");
+            
+            Stream stream = assembly.GetManifestResourceStream(tableName);
+            UnmanagedMemoryStream bytesStream = stream as UnmanagedMemoryStream;
+            if (bytesStream != null) {
+                byte* bytes = bytesStream.PositionPointer;
+                if (bytes != null) {
+                    return (bytes);
+                }
+            }
+            
+            Contract.Assert(
+                    false, 
+                    String.Format(
+                        CultureInfo.CurrentCulture,
+                        "Didn't get the resource table {0} for System.Globalization from {1}", 
+                        tableName, 
+                        assembly));
+            
+            // We can not continue if we can't get the resource.
+            throw new InvalidOperationException();
+        }
+
+    }
+}
+