Sandbox: Add support for interceptions on Windows 8.

sandbox/src/service_resolver.h

-// Copyright (c) 2010 The Chromium Authors. All rights reserved.
+// Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef SANDBOX_SRC_SERVICE_RESOLVER_H__
 #define SANDBOX_SRC_SERVICE_RESOLVER_H__
 
 #include "sandbox/src/nt_internals.h"
 #include "sandbox/src/resolver.h"
 
 namespace sandbox {
@@ skipping 77 matching lines @@
       : ServiceResolverThunk(process, relaxed) {}
   virtual ~Wow64ResolverThunk() {}
 
  private:
   virtual bool IsFunctionAService(void* local_thunk) const;
 
   DISALLOW_COPY_AND_ASSIGN(Wow64ResolverThunk);
 };
 
 // This is the concrete resolver used to perform service-call type functions
+// inside ntdll.dll on WOW64 for Windows 8.
+class Wow64W8ResolverThunk : public ServiceResolverThunk {
+ public:
+  // The service resolver needs a child process to write to.
+  Wow64W8ResolverThunk(HANDLE process, bool relaxed)
+      : ServiceResolverThunk(process, relaxed) {}
+  virtual ~Wow64W8ResolverThunk() {}
+
+ private:
+  virtual bool IsFunctionAService(void* local_thunk) const;
+
+  DISALLOW_COPY_AND_ASSIGN(Wow64W8ResolverThunk);
+};
+
+// This is the concrete resolver used to perform service-call type functions
 // inside ntdll.dll on Windows 2000 and XP pre SP2.
 class Win2kResolverThunk : public ServiceResolverThunk {
  public:
   // The service resolver needs a child process to write to.
   Win2kResolverThunk(HANDLE process, bool relaxed)
       : ServiceResolverThunk(process, relaxed) {
     win2k_ = true;
   }
   virtual ~Win2kResolverThunk() {}
 
  private:
   virtual bool IsFunctionAService(void* local_thunk) const;
 
   DISALLOW_COPY_AND_ASSIGN(Win2kResolverThunk);
 };
 
+// This is the concrete resolver used to perform service-call type functions
+// inside ntdll.dll on Windows 8.
+class Win8ResolverThunk : public ServiceResolverThunk {
+ public:
+  // The service resolver needs a child process to write to.
+  Win8ResolverThunk(HANDLE process, bool relaxed)
+      : ServiceResolverThunk(process, relaxed) {}
+  virtual ~Win8ResolverThunk() {}
+
+ private:
+  virtual bool IsFunctionAService(void* local_thunk) const;
+
+  DISALLOW_COPY_AND_ASSIGN(Win8ResolverThunk);
+};
+
 }  // namespace sandbox
 
 
 #endif  // SANDBOX_SRC_SERVICE_RESOLVER_H__