platform/freertos/platform_debug_dump_manager.cc

/*
 * Copyright (C) 2020 The Android Open Source Project
 *
 * 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.
 */

#include "chre/platform/platform_debug_dump_manager.h"

#include "chre/core/event_loop_manager.h"
#include "chre/platform/log.h"
#include "chre/target_platform/host_link_base.h"
#include "chre/target_platform/platform_debug_dump_manager_base.h"

#include <cstring>

namespace chre {

void PlatformDebugDumpManager::sendDebugDump(const char *debugStr,
                                             bool complete) {
  // DDM is guaranteed to call complete=true at the end of a debug dump session.
  // However, sendDebugDumpResult may not get called with complete=true.
  // Therefore, mDataCount has to be reset here instead of in
  // sendDebugDumpResult(), to properly start the next debug dump session.
  if (mComplete) {
    mDataCount = 0;
  }
  mComplete = complete;

  sendDebugDumpResult(debugStr, strlen(debugStr), complete);
}

void PlatformDebugDumpManagerBase::onDebugDumpRequested(uint16_t hostClientId) {
  mHostClientId = hostClientId;

  EventLoopManagerSingleton::get()->getDebugDumpManager().trigger();
}

void PlatformDebugDumpManagerBase::sendDebugDumpResult(const char *debugStr,
                                                       size_t debugStrSize,
                                                       bool complete) {
  if (debugStrSize > 0) {
    mDataCount++;
  }
  sendDebugDumpResultToHost(mHostClientId, debugStr, debugStrSize, complete,
                            mDataCount);
}

}  // namespace chre