2 * Copyright (C) 2015 The Android Open Source Project
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
8 * http://www.apache.org/licenses/LICENSE-2.0
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.
17 #include "event_type.h"
22 #include "event_attr.h"
25 #define EVENT_TYPE_TABLE_ENTRY(name, type, config) \
26 { name, type, config } \
29 static std::vector<const EventType> event_type_array = {
30 #include "event_type_table.h"
33 static bool IsEventTypeSupportedByKernel(const EventType& event_type) {
34 auto event_fd = EventFd::OpenEventFileForProcess(
35 EventAttr::CreateDefaultAttrToMonitorEvent(event_type), getpid());
36 return event_fd != nullptr;
39 bool EventType::IsSupportedByKernel() const {
40 return IsEventTypeSupportedByKernel(*this);
43 const std::vector<const EventType>& EventTypeFactory::GetAllEventTypes() {
44 return event_type_array;
47 const EventType* EventTypeFactory::FindEventTypeByName(const std::string& name) {
48 for (auto& event_type : event_type_array) {
49 if (event_type.name == name) {
56 const EventType* EventTypeFactory::FindEventTypeByConfig(uint32_t type, uint64_t config) {
57 for (auto& event_type : event_type_array) {
58 if (event_type.type == type && event_type.config == config) {