| /* |
| * Copyright (C) 2017 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 <log/log_event_list.h> |
| #include <cstdint> |
| #include <string> |
| |
| namespace android { |
| namespace metricslogger { |
| |
| // Logs a Tron histogram metric named |event| containing |data| to the Tron log |
| // buffer. |
| void LogHistogram(const std::string& event, int32_t data); |
| |
| // Logs a Tron counter metric named |name| containing |val| count to the Tron |
| // log buffer. |
| void LogCounter(const std::string& name, int32_t val); |
| |
| // Logs a Tron multi_action with category|category| containing the string |
| // |value| in the field |field|. |
| void LogMultiAction(int32_t category, int32_t field, const std::string& value); |
| |
| // Logs a Tron complex event. |
| // |
| // A complex event can include data in a structure not suppored by the other |
| // log event types above. |
| // |
| // Note that instances of this class are single use. You must call Record() |
| // to write the event to the event log. |
| class ComplexEventLogger { |
| private: |
| android_log_event_list logger; |
| |
| public: |
| // Create a complex event with category|category|. |
| explicit ComplexEventLogger(int category); |
| // Set the package name that this event originates from. |
| void SetPackageName(const std::string& package_name); |
| // Add tagged data to the event, with the given tag and integer value. |
| void AddTaggedData(int tag, int32_t value); |
| // Add tagged data to the event, with the given tag and string value. |
| void AddTaggedData(int tag, const std::string& value); |
| // Add tagged data to the event, with the given tag and integer value. |
| void AddTaggedData(int tag, int64_t value); |
| // Add tagged data to the event, with the given tag and float value. |
| void AddTaggedData(int tag, float value); |
| // Record this event. This method can only be used once per instance |
| // of ComplexEventLogger. Do not made any subsequent calls to AddTaggedData |
| // after recording an event. |
| void Record(); |
| }; |
| |
| // TODO: replace these with the metric_logger.proto definitions |
| enum { |
| LOGBUILDER_CATEGORY = 757, |
| LOGBUILDER_TYPE = 758, |
| LOGBUILDER_NAME = 799, |
| LOGBUILDER_BUCKET = 801, |
| LOGBUILDER_VALUE = 802, |
| LOGBUILDER_COUNTER = 803, |
| LOGBUILDER_HISTOGRAM = 804, |
| LOGBUILDER_PACKAGENAME = 806, |
| |
| ACTION_BOOT = 1098, |
| FIELD_PLATFORM_REASON = 1099, |
| |
| ACTION_HIDDEN_API_ACCESSED = 1391, |
| FIELD_HIDDEN_API_ACCESS_METHOD = 1392, |
| FIELD_HIDDEN_API_ACCESS_DENIED = 1393, |
| FIELD_HIDDEN_API_SIGNATURE = 1394, |
| }; |
| |
| enum { |
| TYPE_ACTION = 4, |
| }; |
| |
| enum { |
| ACCESS_METHOD_NONE = 0, |
| ACCESS_METHOD_REFLECTION = 1, |
| ACCESS_METHOD_JNI = 2, |
| ACCESS_METHOD_LINKING = 3, |
| }; |
| |
| } // namespace metricslogger |
| } // namespace android |