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 #include <binderwrapper/stub_binder_wrapper.h>
18 
19 #include <base/logging.h>
20 #include <binder/Binder.h>
21 #include <binder/IBinder.h>
22 
23 namespace android {
24 
StubBinderWrapper()25 StubBinderWrapper::StubBinderWrapper()
26     : calling_uid_(-1),
27       calling_pid_(-1) {}
28 
29 StubBinderWrapper::~StubBinderWrapper() = default;
30 
SetBinderForService(const std::string & service_name,const sp<IBinder> & binder)31 void StubBinderWrapper::SetBinderForService(const std::string& service_name,
32                                             const sp<IBinder>& binder) {
33   services_to_return_[service_name] = binder;
34 }
35 
GetRegisteredService(const std::string & service_name) const36 sp<IBinder> StubBinderWrapper::GetRegisteredService(
37     const std::string& service_name) const {
38   const auto it = registered_services_.find(service_name);
39   return it != registered_services_.end() ? it->second : sp<IBinder>();
40 }
41 
NotifyAboutBinderDeath(const sp<IBinder> & binder)42 void StubBinderWrapper::NotifyAboutBinderDeath(const sp<IBinder>& binder) {
43   const auto it = death_callbacks_.find(binder);
44   if (it != death_callbacks_.end())
45     it->second.Run();
46 }
47 
GetService(const std::string & service_name)48 sp<IBinder> StubBinderWrapper::GetService(const std::string& service_name) {
49   const auto it = services_to_return_.find(service_name);
50   return it != services_to_return_.end() ? it->second : sp<IBinder>();
51 }
52 
RegisterService(const std::string & service_name,const sp<IBinder> & binder)53 bool StubBinderWrapper::RegisterService(const std::string& service_name,
54                                         const sp<IBinder>& binder) {
55   registered_services_[service_name] = binder;
56   return true;
57 }
58 
CreateLocalBinder()59 sp<BBinder> StubBinderWrapper::CreateLocalBinder() {
60   sp<BBinder> binder(new BBinder());
61   local_binders_.push_back(binder);
62   return binder;
63 }
64 
RegisterForDeathNotifications(const sp<IBinder> & binder,const::base::Closure & callback)65 bool StubBinderWrapper::RegisterForDeathNotifications(
66     const sp<IBinder>& binder,
67     const ::base::Closure& callback) {
68   death_callbacks_[binder] = callback;
69   return true;
70 }
71 
UnregisterForDeathNotifications(const sp<IBinder> & binder)72 bool StubBinderWrapper::UnregisterForDeathNotifications(
73     const sp<IBinder>& binder) {
74   death_callbacks_.erase(binder);
75   return true;
76 }
77 
GetCallingUid()78 uid_t StubBinderWrapper::GetCallingUid() {
79   return calling_uid_;
80 }
81 
GetCallingPid()82 pid_t StubBinderWrapper::GetCallingPid() {
83   return calling_pid_;
84 }
85 
86 }  // namespace android
87