From 520ecbc50c57381ae63bb5c3bb7cd1dc5cf82a75 Mon Sep 17 00:00:00 2001 From: klzgrad Date: Sun, 16 May 2021 10:10:30 +0800 Subject: [PATCH] base: Add Android stubs --- src/base/BUILD.gn | 89 +---------- .../application_status_listener_stub.cc | 35 +++++ src/base/android/build_info_stub.cc | 70 +++++++++ src/base/android/content_uri_utils_stub.cc | 34 +++++ src/base/android/jni_android_stub.cc | 139 ++++++++++++++++++ .../threading/platform_thread_android_stub.cc | 84 +++++++++++ 6 files changed, 367 insertions(+), 84 deletions(-) create mode 100644 src/base/android/application_status_listener_stub.cc create mode 100644 src/base/android/build_info_stub.cc create mode 100644 src/base/android/content_uri_utils_stub.cc create mode 100644 src/base/android/jni_android_stub.cc create mode 100644 src/base/threading/platform_thread_android_stub.cc diff --git a/src/base/BUILD.gn b/src/base/BUILD.gn index 2d26a45e10..4d45dca8b6 100644 --- a/src/base/BUILD.gn +++ b/src/base/BUILD.gn @@ -1272,7 +1272,7 @@ component("base") { "os_compat_android.h", "process/process_android.cc", "profiler/stack_sampler_android.cc", - "threading/platform_thread_android.cc", + "threading/platform_thread_android_stub.cc", ] } @@ -1475,106 +1475,29 @@ component("base") { "profiler/stack_sampler_posix.cc", ] sources += [ - "android/android_hardware_buffer_compat.cc", "android/android_hardware_buffer_compat.h", - "android/android_image_reader_abi.h", - "android/android_image_reader_compat.cc", - "android/android_image_reader_compat.h", - "android/apk_assets.cc", - "android/apk_assets.h", - "android/application_status_listener.cc", "android/application_status_listener.h", - "android/base_jni_onload.cc", - "android/base_jni_onload.h", - "android/build_info.cc", + "android/application_status_listener_stub.cc", "android/build_info.h", - "android/bundle_utils.cc", - "android/bundle_utils.h", - "android/callback_android.cc", - "android/callback_android.h", - "android/child_process_binding_types.h", - "android/child_process_service.cc", - "android/command_line_android.cc", - "android/content_uri_utils.cc", + "android/build_info_stub.cc", "android/content_uri_utils.h", - "android/cpu_features.cc", - "android/early_trace_event_binding.cc", - "android/early_trace_event_binding.h", - "android/event_log.cc", - "android/event_log.h", - "android/feature_list_jni.cc", - "android/features_jni.cc", - "android/field_trial_list.cc", - "android/important_file_writer_android.cc", - "android/int_string_callback.cc", - "android/int_string_callback.h", - "android/jank_metric_uma_recorder.cc", - "android/jank_metric_uma_recorder.h", - "android/java_exception_reporter.cc", - "android/java_exception_reporter.h", - "android/java_handler_thread.cc", - "android/java_handler_thread.h", - "android/java_heap_dump_generator.cc", - "android/java_heap_dump_generator.h", - "android/java_runtime.cc", - "android/java_runtime.h", - "android/jni_android.cc", + "android/content_uri_utils_stub.cc", "android/jni_android.h", - "android/jni_array.cc", - "android/jni_array.h", - "android/jni_generator/jni_generator_helper.h", - "android/jni_int_wrapper.h", - "android/jni_registrar.cc", - "android/jni_registrar.h", - "android/jni_string.cc", - "android/jni_string.h", - "android/jni_utils.cc", - "android/jni_utils.h", - "android/jni_weak_ref.cc", - "android/jni_weak_ref.h", - "android/library_loader/anchor_functions.cc", + "android/jni_android_stub.cc", "android/library_loader/anchor_functions.h", - "android/library_loader/library_loader_hooks.cc", "android/library_loader/library_loader_hooks.h", - "android/library_loader/library_prefetcher.cc", - "android/library_loader/library_prefetcher.h", - "android/library_loader/library_prefetcher_hooks.cc", - "android/locale_utils.cc", - "android/locale_utils.h", - "android/memory_pressure_listener_android.cc", - "android/memory_pressure_listener_android.h", - "android/native_uma_recorder.cc", - "android/path_service_android.cc", - "android/path_utils.cc", "android/path_utils.h", - "android/radio_utils.cc", - "android/radio_utils.h", "android/reached_addresses_bitset.cc", "android/reached_addresses_bitset.h", "android/reached_code_profiler.cc", "android/reached_code_profiler.h", - "android/record_histogram.cc", - "android/record_user_action.cc", "android/scoped_hardware_buffer_fence_sync.cc", "android/scoped_hardware_buffer_fence_sync.h", "android/scoped_hardware_buffer_handle.cc", "android/scoped_hardware_buffer_handle.h", "android/scoped_java_ref.cc", "android/scoped_java_ref.h", - "android/statistics_recorder_android.cc", - "android/sys_utils.cc", "android/sys_utils.h", - "android/task_scheduler/post_task_android.cc", - "android/task_scheduler/post_task_android.h", - "android/task_scheduler/task_runner_android.cc", - "android/task_scheduler/task_runner_android.h", - "android/time_utils.cc", - "android/timezone_utils.cc", - "android/timezone_utils.h", - "android/trace_event_binding.cc", - "android/trace_event_binding.h", - "android/unguessable_token_android.cc", - "android/unguessable_token_android.h", "memory/platform_shared_memory_region_android.cc", "system/sys_info_android.cc", @@ -1585,7 +1508,6 @@ component("base") { "debug/proc_maps_linux.h", "files/file_path_watcher_linux.cc", "files/file_path_watcher_linux.h", - "power_monitor/power_monitor_device_source_android.cc", "process/internal_linux.cc", "process/internal_linux.h", "process/memory_linux.cc", @@ -1596,7 +1518,6 @@ component("base") { ] deps += [ - ":base_jni_headers", "//third_party/android_ndk:cpu_features", "//third_party/ashmem", ] diff --git a/src/base/android/application_status_listener_stub.cc b/src/base/android/application_status_listener_stub.cc new file mode 100644 index 0000000000..c57e730538 --- /dev/null +++ b/src/base/android/application_status_listener_stub.cc @@ -0,0 +1,35 @@ +// Copyright 2014 The Chromium Authors. All rights reserved. +// Use of this source code is governed by a BSD-style license that can be +// found in the LICENSE file. + +#include "base/android/application_status_listener.h" + +namespace base { +namespace android { + +ApplicationStatusListener::ApplicationStatusListener() = default; +ApplicationStatusListener::~ApplicationStatusListener() = default; + +// static +std::unique_ptr ApplicationStatusListener::New( + const ApplicationStateChangeCallback& callback) { + return nullptr; +} + +// static +void ApplicationStatusListener::NotifyApplicationStateChange( + ApplicationState state) { +} + +// static +ApplicationState ApplicationStatusListener::GetState() { + return {}; +} + +// static +bool ApplicationStatusListener::HasVisibleActivities() { + return false; +} + +} // namespace android +} // namespace base diff --git a/src/base/android/build_info_stub.cc b/src/base/android/build_info_stub.cc new file mode 100644 index 0000000000..840dcec878 --- /dev/null +++ b/src/base/android/build_info_stub.cc @@ -0,0 +1,70 @@ +// Copyright (c) 2012 The Chromium Authors. All rights reserved. +// Use of this source code is governed by a BSD-style license that can be +// found in the LICENSE file. + +#include "base/android/build_info.h" + +#include + +int __system_property_get(const char* name, char* value); + +namespace { +int GetSdkInt() { + constexpr int kPropNameMax = 32; + char prop_info[kPropNameMax]; + __system_property_get("ro.build.version.sdk", prop_info); + return std::atoi(prop_info); +} +} // namespace + +namespace base { +namespace android { + +struct BuildInfoSingletonTraits { + static BuildInfo* New() { + return new BuildInfo({}); + } + + static void Delete(BuildInfo* x) { + // We're leaking this type, see kRegisterAtExit. + NOTREACHED(); + } + + static const bool kRegisterAtExit = false; +}; + +BuildInfo::BuildInfo(const std::vector& params) + : brand_(""), + device_(""), + android_build_id_(""), + manufacturer_(""), + model_(""), + sdk_int_(GetSdkInt()), + build_type_(""), + board_(""), + host_package_name_(""), + host_version_code_(""), + host_package_label_(""), + package_name_(""), + package_version_code_(""), + package_version_name_(""), + android_build_fp_(""), + gms_version_code_(""), + installer_package_name_(""), + abi_name_(""), + firebase_app_id_(""), + custom_themes_(""), + resources_version_(""), + target_sdk_version_(0), + is_debug_android_(false), + is_tv_(false), + version_incremental_("") { +} + +// static +BuildInfo* BuildInfo::GetInstance() { + return Singleton::get(); +} + +} // namespace android +} // namespace base diff --git a/src/base/android/content_uri_utils_stub.cc b/src/base/android/content_uri_utils_stub.cc new file mode 100644 index 0000000000..64f23649ad --- /dev/null +++ b/src/base/android/content_uri_utils_stub.cc @@ -0,0 +1,34 @@ +// Copyright 2013 The Chromium Authors. All rights reserved. +// Use of this source code is governed by a BSD-style license that can be +// found in the LICENSE file. + +#include "base/android/content_uri_utils.h" + +namespace base { + +bool ContentUriExists(const FilePath& content_uri) { + return false; +} + +File OpenContentUriForRead(const FilePath& content_uri) { + return {}; +} + +std::string GetContentUriMimeType(const FilePath& content_uri) { + return {}; +} + +bool MaybeGetFileDisplayName(const FilePath& content_uri, + std::u16string* file_display_name) { + return false; +} + +bool DeleteContentUri(const FilePath& content_uri) { + return false; +} + +FilePath GetContentUriFromFilePath(const FilePath& file_path) { + return {}; +} + +} // namespace base diff --git a/src/base/android/jni_android_stub.cc b/src/base/android/jni_android_stub.cc new file mode 100644 index 0000000000..3ae9a8bed1 --- /dev/null +++ b/src/base/android/jni_android_stub.cc @@ -0,0 +1,139 @@ +// Copyright (c) 2012 The Chromium Authors. All rights reserved. +// Use of this source code is governed by a BSD-style license that can be +// found in the LICENSE file. + +#include "base/android/jni_android.h" + +#include "base/lazy_instance.h" +#include "base/threading/thread_local.h" + +namespace base { +namespace android { +namespace { +#if BUILDFLAG(CAN_UNWIND_WITH_FRAME_POINTERS) +base::LazyInstance>::Leaky + g_stack_frame_pointer = LAZY_INSTANCE_INITIALIZER; +#endif + +} // namespace + +JNIEnv* AttachCurrentThread() { + return nullptr; +} + +JNIEnv* AttachCurrentThreadWithName(const std::string& thread_name) { + return nullptr; +} + +void DetachFromVM() { +} + +void InitVM(JavaVM* vm) { +} + +bool IsVMInitialized() { + return false; +} + +void InitReplacementClassLoader(JNIEnv* env, + const JavaRef& class_loader) { +} + +ScopedJavaLocalRef GetClass(JNIEnv* env, + const char* class_name, + const std::string& split_name) { + return nullptr; +} + +ScopedJavaLocalRef GetClass(JNIEnv* env, const char* class_name) { + return nullptr; +} + +// This is duplicated with LazyGetClass below because these are performance +// sensitive. +jclass LazyGetClass(JNIEnv* env, + const char* class_name, + const std::string& split_name, + std::atomic* atomic_class_id) { + return nullptr; +} + +// This is duplicated with LazyGetClass above because these are performance +// sensitive. +jclass LazyGetClass(JNIEnv* env, + const char* class_name, + std::atomic* atomic_class_id) { + return nullptr; +} + +template +jmethodID MethodID::Get(JNIEnv* env, + jclass clazz, + const char* method_name, + const char* jni_signature) { + return nullptr; +} + +// If |atomic_method_id| set, it'll return immediately. Otherwise, it'll call +// into ::Get() above. If there's a race, it's ok since the values are the same +// (and the duplicated effort will happen only once). +template +jmethodID MethodID::LazyGet(JNIEnv* env, + jclass clazz, + const char* method_name, + const char* jni_signature, + std::atomic* atomic_method_id) { + return nullptr; +} + +// Various template instantiations. +template jmethodID MethodID::Get( + JNIEnv* env, jclass clazz, const char* method_name, + const char* jni_signature); + +template jmethodID MethodID::Get( + JNIEnv* env, jclass clazz, const char* method_name, + const char* jni_signature); + +template jmethodID MethodID::LazyGet( + JNIEnv* env, jclass clazz, const char* method_name, + const char* jni_signature, std::atomic* atomic_method_id); + +template jmethodID MethodID::LazyGet( + JNIEnv* env, jclass clazz, const char* method_name, + const char* jni_signature, std::atomic* atomic_method_id); + +bool HasException(JNIEnv* env) { + return false; +} + +bool ClearException(JNIEnv* env) { + return true; +} + +void CheckException(JNIEnv* env) { +} + +std::string GetJavaExceptionInfo(JNIEnv* env, jthrowable java_throwable) { + return {}; +} + +#if BUILDFLAG(CAN_UNWIND_WITH_FRAME_POINTERS) + +JNIStackFrameSaver::JNIStackFrameSaver(void* current_fp) { + previous_fp_ = g_stack_frame_pointer.Pointer()->Get(); + g_stack_frame_pointer.Pointer()->Set(current_fp); +} + +JNIStackFrameSaver::~JNIStackFrameSaver() { + g_stack_frame_pointer.Pointer()->Set(previous_fp_); +} + +void* JNIStackFrameSaver::SavedFrame() { + return g_stack_frame_pointer.Pointer()->Get(); +} + +#endif // BUILDFLAG(CAN_UNWIND_WITH_FRAME_POINTERS) + +} // namespace android +} // namespace base diff --git a/src/base/threading/platform_thread_android_stub.cc b/src/base/threading/platform_thread_android_stub.cc new file mode 100644 index 0000000000..f6a2a47f70 --- /dev/null +++ b/src/base/threading/platform_thread_android_stub.cc @@ -0,0 +1,84 @@ +// Copyright (c) 2012 The Chromium Authors. All rights reserved. +// Use of this source code is governed by a BSD-style license that can be +// found in the LICENSE file. + +#include "base/threading/platform_thread.h" + +#include +#include +#include +#include +#include +#include + +#include "base/lazy_instance.h" +#include "base/logging.h" +#include "base/threading/platform_thread_internal_posix.h" +#include "base/threading/thread_id_name_manager.h" +#include "third_party/abseil-cpp/absl/types/optional.h" + +namespace base { + +namespace internal { + +// - BACKGROUND corresponds to Android's PRIORITY_BACKGROUND = 10 value and can +// result in heavy throttling and force the thread onto a little core on +// big.LITTLE devices. +// - DISPLAY corresponds to Android's PRIORITY_DISPLAY = -4 value. +// - REALTIME_AUDIO corresponds to Android's PRIORITY_AUDIO = -16 value. +const ThreadPriorityToNiceValuePair kThreadPriorityToNiceValueMap[4] = { + {ThreadPriority::BACKGROUND, 10}, + {ThreadPriority::NORMAL, 0}, + {ThreadPriority::DISPLAY, -4}, + {ThreadPriority::REALTIME_AUDIO, -16}, +}; + +absl::optional CanIncreaseCurrentThreadPriorityForPlatform( + ThreadPriority priority) { + return absl::nullopt; +} + +bool SetCurrentThreadPriorityForPlatform(ThreadPriority priority) { + return false; +} + +absl::optional GetCurrentThreadPriorityForPlatform() { + return absl::nullopt; +} + +} // namespace internal + +void PlatformThread::SetName(const std::string& name) { + ThreadIdNameManager::GetInstance()->SetName(name); + + // Like linux, on android we can get the thread names to show up in the + // debugger by setting the process name for the LWP. + // We don't want to do this for the main thread because that would rename + // the process, causing tools like killall to stop working. + if (PlatformThread::CurrentId() == getpid()) + return; + + // Set the name for the LWP (which gets truncated to 15 characters). + int err = prctl(PR_SET_NAME, name.c_str()); + if (err < 0 && errno != EPERM) + DPLOG(ERROR) << "prctl(PR_SET_NAME)"; +} + + +void InitThreading() { +} + +void TerminateOnThread() { +} + +size_t GetDefaultThreadStackSize(const pthread_attr_t& attributes) { +#if !defined(ADDRESS_SANITIZER) + return 0; +#else + // AddressSanitizer bloats the stack approximately 2x. Default stack size of + // 1Mb is not enough for some tests (see http://crbug.com/263749 for example). + return 2 * (1 << 20); // 2Mb +#endif +} + +} // namespace base