1 //
2 // Copyright (C) 2015 The Android Open Source Project
3 //
4 // Licensed under the Apache License, Version 2.0 (the "License");
5 // you may not use this file except in compliance with the License.
6 // You may obtain a copy of the License at
7 //
8 //      http://www.apache.org/licenses/LICENSE-2.0
9 //
10 // Unless required by applicable law or agreed to in writing, software
11 // distributed under the License is distributed on an "AS IS" BASIS,
12 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 // See the License for the specific language governing permissions and
14 // limitations under the License.
15 //
16 
17 #ifndef TPM_MANAGER_COMMON_TPM_OWNERSHIP_INTERFACE_H_
18 #define TPM_MANAGER_COMMON_TPM_OWNERSHIP_INTERFACE_H_
19 
20 #include <base/callback.h>
21 
22 #include "tpm_manager/common/export.h"
23 #include "tpm_manager/common/tpm_manager.pb.h"
24 
25 namespace tpm_manager {
26 
27 // The command interface for TPM administration. Inherited by both IPC proxy
28 // and service classes. All methods are asynchronous because all TPM operations
29 // may take a long time to finish.
30 class TPM_MANAGER_EXPORT TpmOwnershipInterface {
31  public:
32   virtual ~TpmOwnershipInterface() = default;
33 
34   // Processes a GetTpmStatusRequest and responds with a GetTpmStatusReply.
35   using GetTpmStatusCallback = base::Callback<void(const GetTpmStatusReply&)>;
36   virtual void GetTpmStatus(const GetTpmStatusRequest& request,
37                             const GetTpmStatusCallback& callback) = 0;
38 
39   // Processes a TakeOwnershipRequest and responds with a TakeOwnershipReply.
40   using TakeOwnershipCallback = base::Callback<void(const TakeOwnershipReply&)>;
41   virtual void TakeOwnership(const TakeOwnershipRequest& request,
42                              const TakeOwnershipCallback& callback) = 0;
43 
44   // Processes a RemoveOwnerDependencyRequest and responds with a
45   // RemoveOwnerDependencyReply.
46   using RemoveOwnerDependencyCallback =
47       base::Callback<void(const RemoveOwnerDependencyReply&)>;
48   virtual void RemoveOwnerDependency(
49       const RemoveOwnerDependencyRequest& request,
50       const RemoveOwnerDependencyCallback& callback) = 0;
51 };
52 
53 }  // namespace tpm_manager
54 
55 #endif  // TPM_MANAGER_COMMON_TPM_OWNERSHIP_INTERFACE_H_
56