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 "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 NTSTATUS 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 NTSTATUS 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__