1 /* 2 * Copyright (C) 2020 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 #include "src/profiling/memory/client_api_factory.h" 18 19 #include <string> 20 21 #include <fcntl.h> 22 #include <sys/stat.h> 23 #include <sys/types.h> 24 #include <sys/wait.h> 25 #include <unistd.h> 26 #include <optional> 27 28 #include "perfetto/base/build_config.h" 29 #include "perfetto/ext/base/unix_socket.h" 30 #include "src/profiling/memory/client.h" 31 32 #if !PERFETTO_BUILDFLAG(PERFETTO_OS_ANDROID) 33 #error "Must be built on Android." 34 #endif 35 36 namespace perfetto { 37 namespace profiling { 38 StartHeapprofdIfStatic()39void StartHeapprofdIfStatic() {} 40 ConstructClient(UnhookedAllocator<perfetto::profiling::Client> unhooked_allocator)41std::shared_ptr<Client> ConstructClient( 42 UnhookedAllocator<perfetto::profiling::Client> unhooked_allocator) { 43 PERFETTO_LOG("Constructing client for central daemon."); 44 using perfetto::profiling::Client; 45 46 std::optional<perfetto::base::UnixSocketRaw> sock = 47 Client::ConnectToHeapprofd(perfetto::profiling::kHeapprofdSocketFile); 48 if (!sock) { 49 PERFETTO_ELOG("Failed to connect to %s.", 50 perfetto::profiling::kHeapprofdSocketFile); 51 return nullptr; 52 } 53 return Client::CreateAndHandshake(std::move(sock.value()), 54 unhooked_allocator); 55 } 56 57 } // namespace profiling 58 } // namespace perfetto 59