| // Copyright (c) 2015, the Dart project authors. Please see the AUTHORS file |
| // for details. All rights reserved. Use of this source code is governed by a |
| // BSD-style license that can be found in the LICENSE file. |
| |
| #include "vm/bootstrap_natives.h" |
| |
| #include "include/dart_api.h" |
| |
| #include "vm/debugger.h" |
| #include "vm/exceptions.h" |
| #include "vm/flags.h" |
| #include "vm/heap/heap.h" |
| #include "vm/isolate.h" |
| #include "vm/message.h" |
| #include "vm/native_entry.h" |
| #include "vm/object.h" |
| #include "vm/object_graph.h" |
| #include "vm/object_store.h" |
| #include "vm/service.h" |
| #include "vm/service_isolate.h" |
| #include "vm/zone_text_buffer.h" |
| |
| namespace dart { |
| |
| // Native implementations for the dart:developer library. |
| DEFINE_NATIVE_ENTRY(Developer_debugger, 0, 2) { |
| GET_NON_NULL_NATIVE_ARGUMENT(Bool, when, arguments->NativeArgAt(0)); |
| #if !defined(PRODUCT) && !defined(DART_PRECOMPILED_RUNTIME) |
| GET_NATIVE_ARGUMENT(String, msg, arguments->NativeArgAt(1)); |
| Debugger* debugger = isolate->debugger(); |
| if (debugger == nullptr) { |
| return when.ptr(); |
| } |
| if (when.value()) { |
| debugger->PauseDeveloper(msg); |
| } |
| #endif |
| return when.ptr(); |
| } |
| |
| DEFINE_NATIVE_ENTRY(Developer_inspect, 0, 1) { |
| GET_NATIVE_ARGUMENT(Instance, inspectee, arguments->NativeArgAt(0)); |
| #ifndef PRODUCT |
| Service::SendInspectEvent(isolate, inspectee); |
| #endif // !PRODUCT |
| return inspectee.ptr(); |
| } |
| |
| DEFINE_NATIVE_ENTRY(Developer_log, 0, 8) { |
| #if defined(PRODUCT) |
| return Object::null(); |
| #else |
| GET_NON_NULL_NATIVE_ARGUMENT(String, message, arguments->NativeArgAt(0)); |
| GET_NON_NULL_NATIVE_ARGUMENT(Integer, timestamp, arguments->NativeArgAt(1)); |
| GET_NON_NULL_NATIVE_ARGUMENT(Integer, sequence, arguments->NativeArgAt(2)); |
| GET_NON_NULL_NATIVE_ARGUMENT(Smi, level, arguments->NativeArgAt(3)); |
| GET_NON_NULL_NATIVE_ARGUMENT(String, name, arguments->NativeArgAt(4)); |
| GET_NATIVE_ARGUMENT(Instance, dart_zone, arguments->NativeArgAt(5)); |
| GET_NATIVE_ARGUMENT(Instance, error, arguments->NativeArgAt(6)); |
| GET_NATIVE_ARGUMENT(Instance, stack_trace, arguments->NativeArgAt(7)); |
| Service::SendLogEvent(isolate, sequence.AsInt64Value(), |
| timestamp.AsInt64Value(), level.Value(), name, message, |
| dart_zone, error, stack_trace); |
| return Object::null(); |
| #endif // PRODUCT |
| } |
| |
| DEFINE_NATIVE_ENTRY(Developer_postEvent, 0, 2) { |
| #if defined(PRODUCT) |
| return Object::null(); |
| #else |
| GET_NON_NULL_NATIVE_ARGUMENT(String, event_kind, arguments->NativeArgAt(0)); |
| GET_NON_NULL_NATIVE_ARGUMENT(String, event_data, arguments->NativeArgAt(1)); |
| Service::SendExtensionEvent(isolate, event_kind, event_data); |
| return Object::null(); |
| #endif // PRODUCT |
| } |
| |
| DEFINE_NATIVE_ENTRY(Developer_lookupExtension, 0, 1) { |
| #if defined(PRODUCT) |
| return Object::null(); |
| #else |
| GET_NON_NULL_NATIVE_ARGUMENT(String, name, arguments->NativeArgAt(0)); |
| return isolate->LookupServiceExtensionHandler(name); |
| #endif // PRODUCT |
| } |
| |
| DEFINE_NATIVE_ENTRY(Developer_registerExtension, 0, 2) { |
| #if defined(PRODUCT) |
| return Object::null(); |
| #else |
| GET_NON_NULL_NATIVE_ARGUMENT(String, name, arguments->NativeArgAt(0)); |
| GET_NON_NULL_NATIVE_ARGUMENT(Instance, handler, arguments->NativeArgAt(1)); |
| // We don't allow service extensions to be registered for the |
| // service isolate. This can happen, for example, because the |
| // service isolate uses dart:io. If we decide that we want to start |
| // supporting this in the future, it will take some work. |
| if (!isolate->is_service_isolate()) { |
| isolate->RegisterServiceExtensionHandler(name, handler); |
| } |
| return Object::null(); |
| #endif // PRODUCT |
| } |
| |
| DEFINE_NATIVE_ENTRY(Developer_getServiceMajorVersion, 0, 0) { |
| #if defined(PRODUCT) |
| return Smi::New(0); |
| #else |
| return Smi::New(SERVICE_PROTOCOL_MAJOR_VERSION); |
| #endif |
| } |
| |
| DEFINE_NATIVE_ENTRY(Developer_getServiceMinorVersion, 0, 0) { |
| #if defined(PRODUCT) |
| return Smi::New(0); |
| #else |
| return Smi::New(SERVICE_PROTOCOL_MINOR_VERSION); |
| #endif |
| } |
| |
| static void SendNull(const SendPort& port) { |
| const Dart_Port destination_port_id = port.Id(); |
| PortMap::PostMessage(Message::New(destination_port_id, Object::null(), |
| Message::kNormalPriority)); |
| } |
| |
| DEFINE_NATIVE_ENTRY(Developer_getServerInfo, 0, 1) { |
| GET_NON_NULL_NATIVE_ARGUMENT(SendPort, port, arguments->NativeArgAt(0)); |
| #if defined(PRODUCT) |
| SendNull(port); |
| return Object::null(); |
| #else |
| ServiceIsolate::WaitForServiceIsolateStartup(); |
| if (!ServiceIsolate::IsRunning()) { |
| SendNull(port); |
| } else { |
| ServiceIsolate::RequestServerInfo(port); |
| } |
| return Object::null(); |
| #endif |
| } |
| |
| DEFINE_NATIVE_ENTRY(Developer_webServerControl, 0, 3) { |
| GET_NON_NULL_NATIVE_ARGUMENT(SendPort, port, arguments->NativeArgAt(0)); |
| #if defined(PRODUCT) |
| SendNull(port); |
| return Object::null(); |
| #else |
| GET_NON_NULL_NATIVE_ARGUMENT(Bool, enabled, arguments->NativeArgAt(1)); |
| GET_NATIVE_ARGUMENT(Bool, silence_output, arguments->NativeArgAt(2)); |
| ServiceIsolate::WaitForServiceIsolateStartup(); |
| if (!ServiceIsolate::IsRunning()) { |
| SendNull(port); |
| } else { |
| ServiceIsolate::ControlWebServer(port, enabled.value(), silence_output); |
| } |
| return Object::null(); |
| #endif |
| } |
| |
| DEFINE_NATIVE_ENTRY(Developer_getIsolateIdFromSendPort, 0, 1) { |
| #if defined(PRODUCT) |
| return Object::null(); |
| #else |
| GET_NON_NULL_NATIVE_ARGUMENT(SendPort, port, arguments->NativeArgAt(0)); |
| int64_t port_id = port.Id(); |
| return String::NewFormatted(ISOLATE_SERVICE_ID_FORMAT_STRING, port_id); |
| #endif |
| } |
| |
| DEFINE_NATIVE_ENTRY(Developer_getObjectId, 0, 1) { |
| #if defined(PRODUCT) |
| return Object::null(); |
| #else |
| GET_NON_NULL_NATIVE_ARGUMENT(Instance, instance, arguments->NativeArgAt(0)); |
| JSONStream js; |
| RingServiceIdZone& ring_service_id_zone = |
| *reinterpret_cast<RingServiceIdZone*>(js.id_zone()); |
| return String::New(ring_service_id_zone.GetServiceId(instance)); |
| #endif |
| } |
| |
| DEFINE_NATIVE_ENTRY(Developer_reachability_barrier, 0, 0) { |
| IsolateGroup* isolate_group = thread->isolate_group(); |
| ASSERT(isolate_group != nullptr); |
| Heap* heap = isolate_group->heap(); |
| ASSERT(heap != nullptr); |
| return Integer::New(heap->ReachabilityBarrier()); |
| } |
| |
| DEFINE_NATIVE_ENTRY(Developer_NativeRuntime_buildId, 0, 0) { |
| #if defined(DART_PRECOMPILED_RUNTIME) |
| IsolateGroup* isolate_group = thread->isolate_group(); |
| ASSERT(isolate_group != nullptr); |
| if (const uint8_t* instructions = |
| isolate_group->source()->snapshot_instructions) { |
| const auto& build_id = OS::GetAppBuildId(instructions); |
| if (build_id.data != nullptr) { |
| ZoneTextBuffer buffer(zone); |
| for (intptr_t i = 0; i < build_id.len; i++) { |
| buffer.Printf("%2.2x", build_id.data[i]); |
| } |
| return String::New(buffer.buffer()); |
| } |
| } |
| #endif |
| return String::null(); |
| } |
| |
| DEFINE_NATIVE_ENTRY(Developer_NativeRuntime_writeHeapSnapshotToFile, 0, 1) { |
| #if defined(DART_ENABLE_HEAP_SNAPSHOT_WRITER) |
| const String& filename = |
| String::CheckedHandle(zone, arguments->NativeArgAt(0)); |
| bool successful = false; |
| { |
| FileHeapSnapshotWriter file_writer(thread, filename.ToCString(), |
| &successful); |
| HeapSnapshotWriter writer(thread, &file_writer); |
| writer.Write(); |
| } |
| if (!successful) { |
| Exceptions::ThrowUnsupportedError( |
| "Could not create & write heapsnapshot to disc. Possibly due to " |
| "missing embedder functionality."); |
| } |
| #else |
| Exceptions::ThrowUnsupportedError( |
| "Heap snapshots are only supported in non-product mode."); |
| #endif // !defined(PRODUCT) |
| return Object::null(); |
| } |
| |
| } // namespace dart |