text: /*
   *
   *    Copyright (c) 2020 Project CHIP Authors
   *
   *    Licensed under the Apache License, Version 2.0 (the "License");
   *    you may not use this file except in compliance with the License.
   *    You may obtain a copy of the License at
   *
   *        http://www.apache.org/licenses/LICENSE-2.0
   *
   *    Unless required by applicable law or agreed to in writing, software
   *    distributed under the License is distributed on an "AS IS" BASIS,
   *    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   *    See the License for the specific language governing permissions and
   *    limitations under the License.
   */
  
  /**
   *    @file
   *      This file implements constants, globals and interfaces common
   *      to and used by CHIP example applications.
   *
   */
  
  #include <errno.h>
  
  #include <app/tests/integration/common.h>
  #include <core/CHIPCore.h>
  #include <core/CHIPTLVDebug.hpp>
  #include <platform/CHIPDeviceLayer.h>
  #include <support/ErrorStr.h>
  
  chip::Messaging::ExchangeManager gExchangeManager;
  chip::SecureSessionMgr gSessionManager;
  chip::secure_channel::MessageCounterManager gMessageCounterManager;
  
  void InitializeChip(void)
  {
      CHIP_ERROR err = CHIP_NO_ERROR;
  
      printf("Init CHIP Stack\r\n");
  
      // Initialize System memory and resources
      err = chip::Platform::MemoryInit();
      SuccessOrExit(err);
  
      // Initialize the CHIP stack.
      err = chip::DeviceLayer::PlatformMgr().InitChipStack();
      SuccessOrExit(err);
  
  exit:
      if (err != CHIP_NO_ERROR)
      {
          printf("Failed to init CHIP Stack with err: %s\r\n", chip::ErrorStr(err));
          exit(EXIT_FAILURE);
      }
  }
  
  void ShutdownChip(void)
  {
      chip::DeviceLayer::PlatformMgr().Shutdown();
      gMessageCounterManager.Shutdown();
      gExchangeManager.Shutdown();
      gSessionManager.Shutdown();
  }
  
  void TLVPrettyPrinter(const char * aFormat, ...)
  {
      va_list args;
  
      va_start(args, aFormat);
  
      vprintf(aFormat, args);
  
      va_end(args);
  }
  