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      1 //
      2 // Copyright (C) 2016 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_BINDER_PROXY_H_
     18 #define TRUNKS_TRUNKS_BINDER_PROXY_H_
     19 
     20 #include <string>
     21 
     22 #include <base/macros.h>
     23 
     24 #include "android/trunks/ITrunks.h"
     25 #include "trunks/command_transceiver.h"
     26 #include "trunks/trunks_export.h"
     27 
     28 namespace trunks {
     29 
     30 // TrunksBinderProxy is a CommandTransceiver implementation that forwards all
     31 // commands to the trunksd binder daemon. See TrunksBinderService for details on
     32 // how the commands are handled once they reach trunksd.
     33 class TRUNKS_EXPORT TrunksBinderProxy : public CommandTransceiver {
     34  public:
     35   TrunksBinderProxy() = default;
     36   ~TrunksBinderProxy() override = default;
     37 
     38   // Initializes the client. Returns true on success.
     39   bool Init() override;
     40 
     41   // Asynchronous calls assume a message loop and binder watcher have already
     42   // been configured elsewhere.
     43   void SendCommand(const std::string& command,
     44                    const ResponseCallback& callback) override;
     45   std::string SendCommandAndWait(const std::string& command) override;
     46 
     47  private:
     48   android::sp<android::trunks::ITrunks> trunks_service_;
     49 
     50   DISALLOW_COPY_AND_ASSIGN(TrunksBinderProxy);
     51 };
     52 
     53 }  // namespace trunks
     54 
     55 #endif  // TRUNKS_TRUNKS_BINDER_PROXY_H_
     56