blob: f9d649e1d8dcf8d79e1ddf489ab6132355be1944 [file] [log] [blame]
// 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