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| -rw-r--r-- | src/android_internal/statsd.cc | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/src/android_internal/statsd.cc b/src/android_internal/statsd.cc index e69de29bb..3df39869f 100644 --- a/src/android_internal/statsd.cc +++ b/src/android_internal/statsd.cc @@ -0,0 +1,49 @@ +/* + * Copyright (C) 2023 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 "statsd.h" + +#include <binder/ProcessState.h> +#include <stats_subscription.h> + +namespace perfetto { +namespace android_internal { + +int32_t AddAtomSubscription(const uint8_t* subscription_config, + size_t num_bytes, + const AtomCallback callback, + void* cookie) { + // Although the binder messages we use are one-way we pass an interface that + // statsd uses to talk back to us. For this to work we need the some binder + // threads listening to the for these messages. To handle this we start a + // thread pool if it hasn't been started already: + android::ProcessState::self()->startThreadPool(); + + auto c = reinterpret_cast<AStatsManager_SubscriptionCallback>(callback); + return AStatsManager_addSubscription(subscription_config, num_bytes, c, + cookie); +} + +void RemoveAtomSubscription(int32_t subscription_id) { + AStatsManager_removeSubscription(subscription_id); +} + +void FlushAtomSubscription(int32_t subscription_id) { + AStatsManager_flushSubscription(subscription_id); +} + +} // namespace android_internal +} // namespace perfetto |