src/sandbox/win/src/sync_policy.h

   1 // Copyright (c) 2006-2008 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef SANDBOX_SRC_SYNC_POLICY_H__
   6 #define SANDBOX_SRC_SYNC_POLICY_H__
   7
   8 #include <string>
   9
  10 #include "base/basictypes.h"
  11 #include "sandbox/win/src/crosscall_server.h"
  12 #include "sandbox/win/src/nt_internals.h"
  13 #include "sandbox/win/src/policy_low_level.h"
  14 #include "sandbox/win/src/sandbox_policy.h"
  15
  16 namespace sandbox {
  17
  18 enum EvalResult;
  19
  20 // This class centralizes most of the knowledge related to sync policy
  21 class SyncPolicy {
  22  public:
  23   // Creates the required low-level policy rules to evaluate a high-level
  24   // policy rule for sync calls, in particular open or create actions.
  25   // name is the sync object name, semantics is the desired semantics for the
  26   // open or create and policy is the policy generator to which the rules are
  27   // going to be added.
  28   static bool GenerateRules(const wchar_t* name,
  29                             TargetPolicy::Semantics semantics,
  30                             LowLevelPolicy* policy);
  31
  32   // Performs the desired policy action on a request.
  33   // client_info is the target process that is making the request and
  34   // eval_result is the desired policy action to accomplish.
  35   static DWORD CreateEventAction(EvalResult eval_result,
  36                                  const ClientInfo& client_info,
  37                                  const std::wstring &event_name,
  38                                  uint32 event_type,
  39                                  uint32 initial_state,
  40                                  HANDLE *handle);
  41   static DWORD OpenEventAction(EvalResult eval_result,
  42                                const ClientInfo& client_info,
  43                                const std::wstring &event_name,
  44                                uint32 desired_access,
  45                                HANDLE *handle);
  46 };
  47
  48 }  // namespace sandbox
  49
  50 #endif  // SANDBOX_SRC_SYNC_POLICY_H__