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      1 /*
      2  * Copyright 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 #define LOG_TAG "connection"
     18 
     19 #include "connection.h"
     20 
     21 #include "base/logging.h"
     22 
     23 #include "osi/include/log.h"
     24 
     25 using std::vector;
     26 
     27 namespace test_vendor_lib {
     28 
     29 // Add an action from the controller.
     30 void Connection::AddAction(const TaskCallback& task) { actions_.push(task); }
     31 
     32 // Model the quality of the downstream connection
     33 void Connection::SendToDevice() {
     34   while (actions_.size() > 0) {
     35     // Execute the first action
     36     actions_.front()();
     37     actions_.pop();
     38   }
     39 }
     40 
     41 // Add a message from the device to the controller.
     42 void Connection::AddMessage(const vector<uint8_t>& data) {
     43   messages_.push(data);
     44 }
     45 
     46 // Model the quality of the upstream connection
     47 bool Connection::ReceiveFromDevice(vector<uint8_t>& data) {
     48   if (messages_.size() > 0) {
     49     data = messages_.front();
     50     messages_.pop();
     51 
     52     return true;
     53   }
     54   return false;
     55 }
     56 
     57 const std::string Connection::ToString() {
     58   return "connection " + std::to_string(handle_) + " to " + dev_->ToString();
     59 }
     60 
     61 }  // namespace test_vendor_lib
     62