1 /* 2 * Copyright (C) 2019 The Android Open Source Project 3 * 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 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 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. 15 */ 16 17 #ifndef SRC_TRACE_PROCESSOR_IMPORTERS_FTRACE_BINDER_TRACKER_H_ 18 #define SRC_TRACE_PROCESSOR_IMPORTERS_FTRACE_BINDER_TRACKER_H_ 19 20 #include <stdint.h> 21 22 #include "perfetto/base/flat_set.h" 23 #include "perfetto/ext/base/flat_hash_map.h" 24 #include "perfetto/ext/base/optional.h" 25 #include "src/trace_processor/importers/common/args_tracker.h" 26 #include "src/trace_processor/storage/trace_storage.h" 27 #include "src/trace_processor/types/destructible.h" 28 #include "src/trace_processor/types/trace_processor_context.h" 29 30 namespace perfetto { 31 namespace trace_processor { 32 33 class TraceProcessorContext; 34 35 class BinderTracker : public Destructible { 36 public: 37 using SetArgsCallback = std::function<void(ArgsTracker::BoundInserter*)>; 38 // Declared public for testing only. 39 explicit BinderTracker(TraceProcessorContext*); 40 BinderTracker(const BinderTracker&) = delete; 41 BinderTracker& operator=(const BinderTracker&) = delete; 42 ~BinderTracker() override; GetOrCreate(TraceProcessorContext * context)43 static BinderTracker* GetOrCreate(TraceProcessorContext* context) { 44 if (!context->binder_tracker) { 45 context->binder_tracker.reset(new BinderTracker(context)); 46 } 47 return static_cast<BinderTracker*>(context->binder_tracker.get()); 48 } 49 50 void Transaction(int64_t timestamp, 51 uint32_t tid, 52 int32_t transaction_id, 53 int32_t dest_node, 54 uint32_t dest_tgid, 55 uint32_t dest_tid, 56 bool is_reply, 57 uint32_t flags, 58 StringId code); 59 void Locked(int64_t timestamp, uint32_t pid); 60 void Lock(int64_t timestamp, uint32_t dest_pid); 61 void Unlock(int64_t timestamp, uint32_t pid); 62 void TransactionReceived(int64_t timestamp, 63 uint32_t tid, 64 int32_t transaction_id); 65 void TransactionAllocBuf(int64_t timestamp, 66 uint32_t pid, 67 uint64_t data_size, 68 uint64_t offsets_size); 69 70 private: 71 struct OutstandingTransaction { 72 bool is_reply = false; 73 bool is_oneway = false; 74 SetArgsCallback args_inserter; 75 base::Optional<TrackId> send_track_id; 76 base::Optional<SliceId> send_slice_id; 77 }; 78 79 TraceProcessorContext* const context_; 80 81 base::FlatHashMap<int32_t, OutstandingTransaction> outstanding_transactions_; 82 83 base::FlatHashMap<uint32_t, int64_t> attempt_lock_; 84 base::FlatHashMap<uint32_t, int64_t> lock_acquired_; 85 86 const StringId binder_category_id_; 87 const StringId lock_waiting_id_; 88 const StringId lock_held_id_; 89 const StringId transaction_slice_id_; 90 const StringId transaction_async_id_; 91 const StringId reply_id_; 92 const StringId async_rcv_id_; 93 const StringId transaction_id_; 94 const StringId dest_node_; 95 const StringId dest_process_; 96 const StringId dest_thread_; 97 const StringId dest_name_; 98 const StringId is_reply_; 99 const StringId flags_; 100 const StringId code_; 101 const StringId calling_tid_; 102 const StringId data_size_; 103 const StringId offsets_size_; 104 }; 105 106 } // namespace trace_processor 107 } // namespace perfetto 108 109 #endif // SRC_TRACE_PROCESSOR_IMPORTERS_FTRACE_BINDER_TRACKER_H_ 110