trunks_factory_impl.h revision 9caf492818a4cc51ba471534d3fcaa84c9ce0278 
1//
2// Copyright (C) 2014 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 TRUNKS_TRUNKS_FACTORY_IMPL_H_
18#define TRUNKS_TRUNKS_FACTORY_IMPL_H_
19
20#include "trunks/trunks_factory.h"
21
22#include <string>
23
24#include <base/macros.h>
25#include <base/memory/scoped_ptr.h>
26
27#include "trunks/command_transceiver.h"
28#include "trunks/trunks_export.h"
29
30namespace trunks {
31
32class Tpm;
33
34// TrunksFactoryImpl is the default TrunksFactory implementation.
35class TRUNKS_EXPORT TrunksFactoryImpl : public TrunksFactory {
36 public:
37  // Uses an IPC proxy as the default CommandTransceiver. If |failure_is_fatal|
38  // is set then a failure to initialize the proxy will abort.
39  explicit TrunksFactoryImpl(bool failure_is_fatal);
40  // TrunksFactoryImpl does not take ownership of |transceiver|. This
41  // transceiver is forwarded down to the Tpm instance maintained by
42  // this factory.
43  explicit TrunksFactoryImpl(CommandTransceiver* transceiver);
44  ~TrunksFactoryImpl() override;
45
46  // TrunksFactory methods.
47  Tpm* GetTpm() const override;
48  scoped_ptr<TpmState> GetTpmState() const override;
49  scoped_ptr<TpmUtility> GetTpmUtility() const override;
50  scoped_ptr<AuthorizationDelegate> GetPasswordAuthorization(
51      const std::string& password) const override;
52  scoped_ptr<SessionManager> GetSessionManager() const override;
53  scoped_ptr<HmacSession> GetHmacSession() const override;
54  scoped_ptr<PolicySession> GetPolicySession() const override;
55  scoped_ptr<PolicySession> GetTrialSession() const override;
56  scoped_ptr<BlobParser> GetBlobParser() const override;
57
58 private:
59  scoped_ptr<CommandTransceiver> default_transceiver_;
60  CommandTransceiver* transceiver_;
61  scoped_ptr<Tpm> tpm_;
62
63  DISALLOW_COPY_AND_ASSIGN(TrunksFactoryImpl);
64};
65
66}  // namespace trunks
67
68#endif  // TRUNKS_TRUNKS_FACTORY_IMPL_H_
69