| // Copyright 2012 The Chromium Authors |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include "dbus/test_service.h" |
| |
| #include <stdint.h> |
| #include <string> |
| #include <utility> |
| #include <vector> |
| |
| #include "base/functional/bind.h" |
| #include "base/functional/callback_helpers.h" |
| #include "base/logging.h" |
| #include "base/message_loop/message_pump_type.h" |
| #include "base/run_loop.h" |
| #include "base/task/single_thread_task_runner.h" |
| #include "base/test/test_timeouts.h" |
| #include "base/threading/platform_thread.h" |
| #include "base/time/time.h" |
| #include "base/uuid.h" |
| #include "dbus/bus.h" |
| #include "dbus/exported_object.h" |
| #include "dbus/message.h" |
| #include "dbus/object_manager.h" |
| #include "dbus/object_path.h" |
| #include "dbus/property.h" |
| |
| namespace dbus { |
| |
| // Echo, SlowEcho, AsyncEcho, BrokenMethod, GetAll, Get, Set, PerformAction, |
| // GetManagedObjects |
| const int TestService::kNumMethodsToExport = 9; |
| |
| TestService::Options::Options() |
| : request_ownership_options(Bus::REQUIRE_PRIMARY) { |
| } |
| |
| TestService::Options::~Options() = default; |
| |
| TestService::TestService(const Options& options) |
| : base::Thread("TestService"), |
| service_name_(options.service_name), |
| request_ownership_options_(options.request_ownership_options), |
| dbus_task_runner_(options.dbus_task_runner), |
| on_name_obtained_(base::WaitableEvent::ResetPolicy::AUTOMATIC, |
| base::WaitableEvent::InitialState::NOT_SIGNALED), |
| num_exported_methods_(0), |
| send_immediate_properties_changed_(false), |
| has_ownership_(false), |
| exported_object_(nullptr), |
| exported_object_manager_(nullptr) { |
| if (service_name_.empty()) { |
| service_name_ = "org.chromium.TestService-" + |
| base::Uuid::GenerateRandomV4().AsLowercaseString(); |
| } |
| } |
| |
| TestService::~TestService() { |
| Stop(); |
| } |
| |
| bool TestService::StartService() { |
| base::Thread::Options thread_options; |
| thread_options.message_pump_type = base::MessagePumpType::IO; |
| return StartWithOptions(std::move(thread_options)); |
| } |
| |
| void TestService::WaitUntilServiceIsStarted() { |
| // Wait until the ownership of the service name is obtained. |
| on_name_obtained_.Wait(); |
| } |
| |
| void TestService::ShutdownAndBlock() { |
| task_runner()->PostTask(FROM_HERE, |
| base::BindOnce(&TestService::ShutdownAndBlockInternal, |
| base::Unretained(this))); |
| } |
| |
| bool TestService::HasDBusThread() { |
| return bus_->HasDBusThread(); |
| } |
| |
| void TestService::ShutdownAndBlockInternal() { |
| if (HasDBusThread()) |
| bus_->ShutdownOnDBusThreadAndBlock(); |
| else |
| bus_->ShutdownAndBlock(); |
| } |
| |
| void TestService::SendTestSignal(const std::string& message) { |
| task_runner()->PostTask(FROM_HERE, |
| base::BindOnce(&TestService::SendTestSignalInternal, |
| base::Unretained(this), message)); |
| } |
| |
| void TestService::SendTestSignalFromRoot(const std::string& message) { |
| task_runner()->PostTask( |
| FROM_HERE, base::BindOnce(&TestService::SendTestSignalFromRootInternal, |
| base::Unretained(this), message)); |
| } |
| |
| void TestService::SendTestSignalInternal(const std::string& message) { |
| Signal signal("org.chromium.TestInterface", "Test"); |
| MessageWriter writer(&signal); |
| writer.AppendString(message); |
| exported_object_->SendSignal(&signal); |
| } |
| |
| void TestService::SendTestSignalFromRootInternal(const std::string& message) { |
| Signal signal("org.chromium.TestInterface", "Test"); |
| MessageWriter writer(&signal); |
| writer.AppendString(message); |
| |
| bus_->RequestOwnership( |
| service_name_, request_ownership_options_, |
| base::BindOnce(&TestService::OnOwnership, base::Unretained(this), |
| base::DoNothing())); |
| |
| // Use "/" just like dbus-send does. |
| ExportedObject* root_object = bus_->GetExportedObject(ObjectPath("/")); |
| root_object->SendSignal(&signal); |
| } |
| |
| void TestService::RequestOwnership(base::OnceCallback<void(bool)> callback) { |
| task_runner()->PostTask( |
| FROM_HERE, base::BindOnce(&TestService::RequestOwnershipInternal, |
| base::Unretained(this), std::move(callback))); |
| } |
| |
| void TestService::RequestOwnershipInternal( |
| base::OnceCallback<void(bool)> callback) { |
| bus_->RequestOwnership( |
| service_name_, request_ownership_options_, |
| base::BindOnce(&TestService::OnOwnership, base::Unretained(this), |
| std::move(callback))); |
| } |
| |
| void TestService::OnOwnership(base::OnceCallback<void(bool)> callback, |
| const std::string& service_name, |
| bool success) { |
| has_ownership_ = success; |
| LOG_IF(ERROR, !success) << "Failed to own: " << service_name; |
| std::move(callback).Run(success); |
| |
| on_name_obtained_.Signal(); |
| } |
| |
| void TestService::ReleaseOwnership(base::OnceClosure callback) { |
| bus_->GetDBusTaskRunner()->PostTask( |
| FROM_HERE, base::BindOnce(&TestService::ReleaseOwnershipInternal, |
| base::Unretained(this), std::move(callback))); |
| } |
| |
| void TestService::ReleaseOwnershipInternal(base::OnceClosure callback) { |
| bus_->ReleaseOwnership(service_name_); |
| has_ownership_ = false; |
| |
| bus_->GetOriginTaskRunner()->PostTask(FROM_HERE, std::move(callback)); |
| } |
| |
| void TestService::SetSendImmediatePropertiesChanged() { |
| send_immediate_properties_changed_ = true; |
| } |
| |
| void TestService::OnExported(const std::string& interface_name, |
| const std::string& method_name, |
| bool success) { |
| if (!success) { |
| LOG(ERROR) << "Failed to export: " << interface_name << "." |
| << method_name; |
| // Returning here will make WaitUntilServiceIsStarted() to time out |
| // and return false. |
| return; |
| } |
| |
| ++num_exported_methods_; |
| if (num_exported_methods_ == kNumMethodsToExport) { |
| // As documented in exported_object.h, the service name should be |
| // requested after all methods are exposed. |
| bus_->RequestOwnership( |
| service_name_, request_ownership_options_, |
| base::BindOnce(&TestService::OnOwnership, base::Unretained(this), |
| base::DoNothing())); |
| } |
| } |
| |
| void TestService::Run(base::RunLoop* run_loop) { |
| Bus::Options bus_options; |
| bus_options.bus_type = Bus::SESSION; |
| bus_options.connection_type = Bus::PRIVATE; |
| bus_options.dbus_task_runner = dbus_task_runner_; |
| bus_ = new Bus(bus_options); |
| |
| exported_object_ = bus_->GetExportedObject( |
| ObjectPath("/org/chromium/TestObject")); |
| |
| int num_methods = 0; |
| exported_object_->ExportMethod( |
| "org.chromium.TestInterface", "Echo", |
| base::BindRepeating(&TestService::Echo, base::Unretained(this)), |
| base::BindOnce(&TestService::OnExported, base::Unretained(this))); |
| ++num_methods; |
| |
| exported_object_->ExportMethod( |
| "org.chromium.TestInterface", "SlowEcho", |
| base::BindRepeating(&TestService::SlowEcho, base::Unretained(this)), |
| base::BindOnce(&TestService::OnExported, base::Unretained(this))); |
| ++num_methods; |
| |
| exported_object_->ExportMethod( |
| "org.chromium.TestInterface", "AsyncEcho", |
| base::BindRepeating(&TestService::AsyncEcho, base::Unretained(this)), |
| base::BindOnce(&TestService::OnExported, base::Unretained(this))); |
| ++num_methods; |
| |
| exported_object_->ExportMethod( |
| "org.chromium.TestInterface", "BrokenMethod", |
| base::BindRepeating(&TestService::BrokenMethod, base::Unretained(this)), |
| base::BindOnce(&TestService::OnExported, base::Unretained(this))); |
| ++num_methods; |
| |
| exported_object_->ExportMethod( |
| "org.chromium.TestInterface", "PerformAction", |
| base::BindRepeating(&TestService::PerformAction, base::Unretained(this)), |
| base::BindOnce(&TestService::OnExported, base::Unretained(this))); |
| ++num_methods; |
| |
| exported_object_->ExportMethod( |
| kPropertiesInterface, kPropertiesGetAll, |
| base::BindRepeating(&TestService::GetAllProperties, |
| base::Unretained(this)), |
| base::BindOnce(&TestService::OnExported, base::Unretained(this))); |
| ++num_methods; |
| |
| exported_object_->ExportMethod( |
| kPropertiesInterface, kPropertiesGet, |
| base::BindRepeating(&TestService::GetProperty, base::Unretained(this)), |
| base::BindOnce(&TestService::OnExported, base::Unretained(this))); |
| ++num_methods; |
| |
| exported_object_->ExportMethod( |
| kPropertiesInterface, kPropertiesSet, |
| base::BindRepeating(&TestService::SetProperty, base::Unretained(this)), |
| base::BindOnce(&TestService::OnExported, base::Unretained(this))); |
| ++num_methods; |
| |
| exported_object_manager_ = bus_->GetExportedObject( |
| ObjectPath("/org/chromium/TestService")); |
| |
| exported_object_manager_->ExportMethod( |
| kObjectManagerInterface, kObjectManagerGetManagedObjects, |
| base::BindRepeating(&TestService::GetManagedObjects, |
| base::Unretained(this)), |
| base::BindOnce(&TestService::OnExported, base::Unretained(this))); |
| ++num_methods; |
| |
| // Just print an error message as we don't want to crash tests. |
| // Tests will fail at a call to WaitUntilServiceIsStarted(). |
| if (num_methods != kNumMethodsToExport) { |
| LOG(ERROR) << "The number of methods does not match"; |
| } |
| run_loop->Run(); |
| } |
| |
| void TestService::Echo(MethodCall* method_call, |
| ExportedObject::ResponseSender response_sender) { |
| MessageReader reader(method_call); |
| std::string text_message; |
| if (!reader.PopString(&text_message)) { |
| std::move(response_sender).Run(std::unique_ptr<Response>()); |
| return; |
| } |
| |
| std::unique_ptr<Response> response = Response::FromMethodCall(method_call); |
| MessageWriter writer(response.get()); |
| writer.AppendString(text_message); |
| std::move(response_sender).Run(std::move(response)); |
| } |
| |
| void TestService::SlowEcho(MethodCall* method_call, |
| ExportedObject::ResponseSender response_sender) { |
| base::PlatformThread::Sleep(TestTimeouts::tiny_timeout()); |
| Echo(method_call, std::move(response_sender)); |
| } |
| |
| void TestService::AsyncEcho(MethodCall* method_call, |
| ExportedObject::ResponseSender response_sender) { |
| // Schedule a call to Echo() to send an asynchronous response after we return. |
| task_runner()->PostDelayedTask( |
| FROM_HERE, |
| base::BindOnce(&TestService::Echo, base::Unretained(this), method_call, |
| std::move(response_sender)), |
| TestTimeouts::tiny_timeout()); |
| } |
| |
| void TestService::BrokenMethod(MethodCall* method_call, |
| ExportedObject::ResponseSender response_sender) { |
| std::move(response_sender).Run(std::unique_ptr<Response>()); |
| } |
| |
| |
| void TestService::GetAllProperties( |
| MethodCall* method_call, |
| ExportedObject::ResponseSender response_sender) { |
| MessageReader reader(method_call); |
| std::string interface; |
| if (!reader.PopString(&interface)) { |
| std::move(response_sender).Run(std::unique_ptr<Response>()); |
| return; |
| } |
| |
| std::unique_ptr<Response> response = Response::FromMethodCall(method_call); |
| MessageWriter writer(response.get()); |
| |
| AddPropertiesToWriter(&writer); |
| |
| std::move(response_sender).Run(std::move(response)); |
| } |
| |
| void TestService::GetProperty(MethodCall* method_call, |
| ExportedObject::ResponseSender response_sender) { |
| MessageReader reader(method_call); |
| std::string interface; |
| if (!reader.PopString(&interface)) { |
| std::move(response_sender).Run(std::unique_ptr<Response>()); |
| return; |
| } |
| |
| std::string name; |
| if (!reader.PopString(&name)) { |
| std::move(response_sender).Run(std::unique_ptr<Response>()); |
| return; |
| } |
| |
| if (name == "Name") { |
| // Return the previous value for the "Name" property: |
| // Variant<"TestService"> |
| std::unique_ptr<Response> response = Response::FromMethodCall(method_call); |
| MessageWriter writer(response.get()); |
| |
| writer.AppendVariantOfString("TestService"); |
| |
| std::move(response_sender).Run(std::move(response)); |
| } else if (name == "Version") { |
| // Return a new value for the "Version" property: |
| // Variant<20> |
| std::unique_ptr<Response> response = Response::FromMethodCall(method_call); |
| MessageWriter writer(response.get()); |
| |
| writer.AppendVariantOfInt16(20); |
| |
| std::move(response_sender).Run(std::move(response)); |
| } else if (name == "Methods") { |
| // Return the previous value for the "Methods" property: |
| // Variant<["Echo", "SlowEcho", "AsyncEcho", "BrokenMethod"]> |
| std::unique_ptr<Response> response = Response::FromMethodCall(method_call); |
| MessageWriter writer(response.get()); |
| MessageWriter variant_writer(nullptr); |
| MessageWriter variant_array_writer(nullptr); |
| |
| writer.OpenVariant("as", &variant_writer); |
| variant_writer.OpenArray("s", &variant_array_writer); |
| variant_array_writer.AppendString("Echo"); |
| variant_array_writer.AppendString("SlowEcho"); |
| variant_array_writer.AppendString("AsyncEcho"); |
| variant_array_writer.AppendString("BrokenMethod"); |
| variant_writer.CloseContainer(&variant_array_writer); |
| writer.CloseContainer(&variant_writer); |
| |
| std::move(response_sender).Run(std::move(response)); |
| } else if (name == "Objects") { |
| // Return the previous value for the "Objects" property: |
| // Variant<[objectpath:"/TestObjectPath"]> |
| std::unique_ptr<Response> response = Response::FromMethodCall(method_call); |
| MessageWriter writer(response.get()); |
| MessageWriter variant_writer(nullptr); |
| MessageWriter variant_array_writer(nullptr); |
| |
| writer.OpenVariant("ao", &variant_writer); |
| variant_writer.OpenArray("o", &variant_array_writer); |
| variant_array_writer.AppendObjectPath(ObjectPath("/TestObjectPath")); |
| variant_writer.CloseContainer(&variant_array_writer); |
| writer.CloseContainer(&variant_writer); |
| |
| std::move(response_sender).Run(std::move(response)); |
| } else if (name == "Bytes") { |
| // Return the previous value for the "Bytes" property: |
| // Variant<[0x54, 0x65, 0x73, 0x74]> |
| std::unique_ptr<Response> response = Response::FromMethodCall(method_call); |
| MessageWriter writer(response.get()); |
| MessageWriter variant_writer(nullptr); |
| MessageWriter variant_array_writer(nullptr); |
| |
| writer.OpenVariant("ay", &variant_writer); |
| const uint8_t bytes[] = {0x54, 0x65, 0x73, 0x74}; |
| variant_writer.AppendArrayOfBytes(bytes); |
| writer.CloseContainer(&variant_writer); |
| |
| std::move(response_sender).Run(std::move(response)); |
| } else { |
| // Return error. |
| std::move(response_sender).Run(std::unique_ptr<Response>()); |
| return; |
| } |
| } |
| |
| void TestService::SetProperty(MethodCall* method_call, |
| ExportedObject::ResponseSender response_sender) { |
| MessageReader reader(method_call); |
| std::string interface; |
| if (!reader.PopString(&interface)) { |
| std::move(response_sender).Run(std::unique_ptr<Response>()); |
| return; |
| } |
| |
| std::string name; |
| if (!reader.PopString(&name)) { |
| std::move(response_sender).Run(std::unique_ptr<Response>()); |
| return; |
| } |
| |
| if (name != "Name") { |
| std::move(response_sender).Run(std::unique_ptr<Response>()); |
| return; |
| } |
| |
| std::string value; |
| if (!reader.PopVariantOfString(&value)) { |
| std::move(response_sender).Run(std::unique_ptr<Response>()); |
| return; |
| } |
| |
| SendPropertyChangedSignal(value); |
| |
| std::move(response_sender).Run(Response::FromMethodCall(method_call)); |
| } |
| |
| void TestService::PerformAction( |
| MethodCall* method_call, |
| ExportedObject::ResponseSender response_sender) { |
| MessageReader reader(method_call); |
| std::string action; |
| ObjectPath object_path; |
| if (!reader.PopString(&action) || !reader.PopObjectPath(&object_path)) { |
| std::move(response_sender).Run(std::unique_ptr<Response>()); |
| return; |
| } |
| |
| if (action == "AddObject") { |
| AddObject(object_path); |
| } else if (action == "RemoveObject") { |
| RemoveObject(object_path); |
| } else if (action == "SetSendImmediatePropertiesChanged") { |
| SetSendImmediatePropertiesChanged(); |
| } else if (action == "ReleaseOwnership") { |
| ReleaseOwnership(base::BindOnce(&TestService::PerformActionResponse, |
| base::Unretained(this), method_call, |
| std::move(response_sender))); |
| return; |
| } else if (action == "Ownership") { |
| ReleaseOwnership(base::BindOnce(&TestService::OwnershipReleased, |
| base::Unretained(this), method_call, |
| std::move(response_sender))); |
| return; |
| } else if (action == "InvalidateProperty") { |
| SendPropertyInvalidatedSignal(); |
| } |
| |
| std::unique_ptr<Response> response = Response::FromMethodCall(method_call); |
| std::move(response_sender).Run(std::move(response)); |
| } |
| |
| void TestService::PerformActionResponse( |
| MethodCall* method_call, |
| ExportedObject::ResponseSender response_sender) { |
| std::unique_ptr<Response> response = Response::FromMethodCall(method_call); |
| std::move(response_sender).Run(std::move(response)); |
| } |
| |
| void TestService::OwnershipReleased( |
| MethodCall* method_call, |
| ExportedObject::ResponseSender response_sender) { |
| RequestOwnership(base::BindOnce(&TestService::OwnershipRegained, |
| base::Unretained(this), method_call, |
| std::move(response_sender))); |
| } |
| |
| |
| void TestService::OwnershipRegained( |
| MethodCall* method_call, |
| ExportedObject::ResponseSender response_sender, |
| bool success) { |
| PerformActionResponse(method_call, std::move(response_sender)); |
| } |
| |
| |
| void TestService::GetManagedObjects( |
| MethodCall* method_call, |
| ExportedObject::ResponseSender response_sender) { |
| std::unique_ptr<Response> response = Response::FromMethodCall(method_call); |
| MessageWriter writer(response.get()); |
| |
| // The managed objects response is a dictionary of object paths identifying |
| // the object(s) with a dictionary of strings identifying the interface(s) |
| // they implement and then a dictionary of property values. |
| // |
| // Thus this looks something like: |
| // |
| // { |
| // "/org/chromium/TestObject": { |
| // "org.chromium.TestInterface": { /* Properties */ } |
| // } |
| // } |
| |
| |
| MessageWriter array_writer(nullptr); |
| MessageWriter dict_entry_writer(nullptr); |
| MessageWriter object_array_writer(nullptr); |
| MessageWriter object_dict_entry_writer(nullptr); |
| |
| writer.OpenArray("{oa{sa{sv}}}", &array_writer); |
| |
| array_writer.OpenDictEntry(&dict_entry_writer); |
| dict_entry_writer.AppendObjectPath(ObjectPath("/org/chromium/TestObject")); |
| dict_entry_writer.OpenArray("{sa{sv}}", &object_array_writer); |
| |
| object_array_writer.OpenDictEntry(&object_dict_entry_writer); |
| object_dict_entry_writer.AppendString("org.chromium.TestInterface"); |
| AddPropertiesToWriter(&object_dict_entry_writer); |
| object_array_writer.CloseContainer(&object_dict_entry_writer); |
| |
| dict_entry_writer.CloseContainer(&object_array_writer); |
| |
| array_writer.CloseContainer(&dict_entry_writer); |
| writer.CloseContainer(&array_writer); |
| |
| std::move(response_sender).Run(std::move(response)); |
| |
| if (send_immediate_properties_changed_) |
| SendPropertyChangedSignal("ChangedTestServiceName"); |
| } |
| |
| void TestService::AddPropertiesToWriter(MessageWriter* writer) { |
| // The properties response is a dictionary of strings identifying the |
| // property and a variant containing the property value. We return all |
| // of the properties, thus the response is: |
| // |
| // { |
| // "Name": Variant<"TestService">, |
| // "Version": Variant<10>, |
| // "Methods": Variant<["Echo", "SlowEcho", "AsyncEcho", "BrokenMethod"]>, |
| // "Objects": Variant<[objectpath:"/TestObjectPath"]> |
| // "Bytes": Variant<[0x54, 0x65, 0x73, 0x74]> |
| // } |
| |
| MessageWriter array_writer(nullptr); |
| MessageWriter dict_entry_writer(nullptr); |
| MessageWriter variant_writer(nullptr); |
| MessageWriter variant_array_writer(nullptr); |
| |
| writer->OpenArray("{sv}", &array_writer); |
| |
| array_writer.OpenDictEntry(&dict_entry_writer); |
| dict_entry_writer.AppendString("Name"); |
| dict_entry_writer.AppendVariantOfString("TestService"); |
| array_writer.CloseContainer(&dict_entry_writer); |
| |
| array_writer.OpenDictEntry(&dict_entry_writer); |
| dict_entry_writer.AppendString("Version"); |
| dict_entry_writer.AppendVariantOfInt16(10); |
| array_writer.CloseContainer(&dict_entry_writer); |
| |
| array_writer.OpenDictEntry(&dict_entry_writer); |
| dict_entry_writer.AppendString("Methods"); |
| dict_entry_writer.OpenVariant("as", &variant_writer); |
| variant_writer.OpenArray("s", &variant_array_writer); |
| variant_array_writer.AppendString("Echo"); |
| variant_array_writer.AppendString("SlowEcho"); |
| variant_array_writer.AppendString("AsyncEcho"); |
| variant_array_writer.AppendString("BrokenMethod"); |
| variant_writer.CloseContainer(&variant_array_writer); |
| dict_entry_writer.CloseContainer(&variant_writer); |
| array_writer.CloseContainer(&dict_entry_writer); |
| |
| array_writer.OpenDictEntry(&dict_entry_writer); |
| dict_entry_writer.AppendString("Objects"); |
| dict_entry_writer.OpenVariant("ao", &variant_writer); |
| variant_writer.OpenArray("o", &variant_array_writer); |
| variant_array_writer.AppendObjectPath(ObjectPath("/TestObjectPath")); |
| variant_writer.CloseContainer(&variant_array_writer); |
| dict_entry_writer.CloseContainer(&variant_writer); |
| array_writer.CloseContainer(&dict_entry_writer); |
| |
| array_writer.OpenDictEntry(&dict_entry_writer); |
| dict_entry_writer.AppendString("Bytes"); |
| dict_entry_writer.OpenVariant("ay", &variant_writer); |
| const uint8_t bytes[] = {0x54, 0x65, 0x73, 0x74}; |
| variant_writer.AppendArrayOfBytes(bytes); |
| dict_entry_writer.CloseContainer(&variant_writer); |
| array_writer.CloseContainer(&dict_entry_writer); |
| |
| writer->CloseContainer(&array_writer); |
| } |
| |
| void TestService::AddObject(const ObjectPath& object_path) { |
| task_runner()->PostTask(FROM_HERE, |
| base::BindOnce(&TestService::AddObjectInternal, |
| base::Unretained(this), object_path)); |
| } |
| |
| void TestService::AddObjectInternal(const ObjectPath& object_path) { |
| Signal signal(kObjectManagerInterface, kObjectManagerInterfacesAdded); |
| MessageWriter writer(&signal); |
| writer.AppendObjectPath(object_path); |
| |
| MessageWriter array_writer(nullptr); |
| MessageWriter dict_entry_writer(nullptr); |
| |
| writer.OpenArray("{sa{sv}}", &array_writer); |
| array_writer.OpenDictEntry(&dict_entry_writer); |
| dict_entry_writer.AppendString("org.chromium.TestInterface"); |
| AddPropertiesToWriter(&dict_entry_writer); |
| array_writer.CloseContainer(&dict_entry_writer); |
| writer.CloseContainer(&array_writer); |
| |
| exported_object_manager_->SendSignal(&signal); |
| } |
| |
| void TestService::RemoveObject(const ObjectPath& object_path) { |
| task_runner()->PostTask(FROM_HERE, |
| base::BindOnce(&TestService::RemoveObjectInternal, |
| base::Unretained(this), object_path)); |
| } |
| |
| void TestService::RemoveObjectInternal(const ObjectPath& object_path) { |
| Signal signal(kObjectManagerInterface, kObjectManagerInterfacesRemoved); |
| MessageWriter writer(&signal); |
| |
| writer.AppendObjectPath(object_path); |
| |
| std::vector<std::string> interfaces; |
| interfaces.push_back("org.chromium.TestInterface"); |
| writer.AppendArrayOfStrings(interfaces); |
| |
| exported_object_manager_->SendSignal(&signal); |
| } |
| |
| void TestService::SendPropertyChangedSignal(const std::string& name) { |
| task_runner()->PostTask( |
| FROM_HERE, base::BindOnce(&TestService::SendPropertyChangedSignalInternal, |
| base::Unretained(this), name)); |
| } |
| |
| void TestService::SendPropertyChangedSignalInternal(const std::string& name) { |
| Signal signal(kPropertiesInterface, kPropertiesChanged); |
| MessageWriter writer(&signal); |
| writer.AppendString("org.chromium.TestInterface"); |
| |
| MessageWriter array_writer(nullptr); |
| MessageWriter dict_entry_writer(nullptr); |
| |
| writer.OpenArray("{sv}", &array_writer); |
| array_writer.OpenDictEntry(&dict_entry_writer); |
| dict_entry_writer.AppendString("Name"); |
| dict_entry_writer.AppendVariantOfString(name); |
| array_writer.CloseContainer(&dict_entry_writer); |
| writer.CloseContainer(&array_writer); |
| |
| MessageWriter invalidated_array_writer(nullptr); |
| |
| writer.OpenArray("s", &invalidated_array_writer); |
| writer.CloseContainer(&invalidated_array_writer); |
| |
| exported_object_->SendSignal(&signal); |
| } |
| |
| void TestService::SendPropertyInvalidatedSignal() { |
| task_runner()->PostTask( |
| FROM_HERE, |
| base::BindOnce(&TestService::SendPropertyInvalidatedSignalInternal, |
| base::Unretained(this))); |
| } |
| |
| void TestService::SendPropertyInvalidatedSignalInternal() { |
| Signal signal(kPropertiesInterface, kPropertiesChanged); |
| MessageWriter writer(&signal); |
| writer.AppendString("org.chromium.TestInterface"); |
| |
| MessageWriter array_writer(nullptr); |
| MessageWriter dict_entry_writer(nullptr); |
| |
| writer.OpenArray("{sv}", &array_writer); |
| writer.CloseContainer(&array_writer); |
| |
| MessageWriter invalidated_array_writer(nullptr); |
| |
| writer.OpenArray("s", &invalidated_array_writer); |
| invalidated_array_writer.AppendString("Name"); |
| writer.CloseContainer(&invalidated_array_writer); |
| |
| exported_object_->SendSignal(&signal); |
| } |
| |
| } // namespace dbus |