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      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 "base/strings/string16.h"
     12 #include "sandbox/win/src/crosscall_server.h"
     13 #include "sandbox/win/src/nt_internals.h"
     14 #include "sandbox/win/src/policy_low_level.h"
     15 #include "sandbox/win/src/sandbox_policy.h"
     16 
     17 namespace sandbox {
     18 
     19 enum EvalResult;
     20 
     21 // This class centralizes most of the knowledge related to sync policy
     22 class SyncPolicy {
     23  public:
     24   // Creates the required low-level policy rules to evaluate a high-level
     25   // policy rule for sync calls, in particular open or create actions.
     26   // name is the sync object name, semantics is the desired semantics for the
     27   // open or create and policy is the policy generator to which the rules are
     28   // going to be added.
     29   static bool GenerateRules(const wchar_t* name,
     30                             TargetPolicy::Semantics semantics,
     31                             LowLevelPolicy* policy);
     32 
     33   // Performs the desired policy action on a request.
     34   // client_info is the target process that is making the request and
     35   // eval_result is the desired policy action to accomplish.
     36   static DWORD CreateEventAction(EvalResult eval_result,
     37                                  const ClientInfo& client_info,
     38                                  const base::string16 &event_name,
     39                                  uint32 event_type,
     40                                  uint32 initial_state,
     41                                  HANDLE *handle);
     42   static DWORD OpenEventAction(EvalResult eval_result,
     43                                const ClientInfo& client_info,
     44                                const base::string16 &event_name,
     45                                uint32 desired_access,
     46                                HANDLE *handle);
     47 };
     48 
     49 }  // namespace sandbox
     50 
     51 #endif  // SANDBOX_SRC_SYNC_POLICY_H__
     52