blob: 65c96db5d1c6e8ab80108ae69264759b51099892 [file] [log] [blame]
// 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.
#if defined(__clang__)
#pragma clang diagnostic push
#pragma clang diagnostic ignored "-Wunused-private-field"
#elif defined(_MSC_VER)
#pragma warning(push)
#pragma warning(disable:4056)
#pragma warning(disable:4065)
#pragma warning(disable:4756)
#endif
#include "services/device/public/interfaces/geolocation.mojom.h"
#include <math.h>
#include <stdint.h>
#include <utility>
#include "base/logging.h"
#include "base/run_loop.h"
#include "mojo/public/cpp/bindings/lib/message_internal.h"
#include "mojo/public/cpp/bindings/lib/serialization_util.h"
#include "mojo/public/cpp/bindings/lib/unserialized_message_context.h"
#include "mojo/public/cpp/bindings/lib/validate_params.h"
#include "mojo/public/cpp/bindings/lib/validation_context.h"
#include "mojo/public/cpp/bindings/lib/validation_errors.h"
#include "mojo/public/interfaces/bindings/interface_control_messages.mojom.h"
#include "services/device/public/interfaces/geolocation.mojom-shared-message-ids.h"
#include "mojo/common/time_struct_traits.h"
namespace device {
namespace mojom {
const char Geolocation::Name_[] = "device::mojom::Geolocation";
class Geolocation_QueryNextPosition_ForwardToCallback
: public mojo::MessageReceiver {
public:
Geolocation_QueryNextPosition_ForwardToCallback(
Geolocation::QueryNextPositionCallback callback
) : callback_(std::move(callback)) {
}
bool Accept(mojo::Message* message) override;
private:
Geolocation::QueryNextPositionCallback callback_;
DISALLOW_COPY_AND_ASSIGN(Geolocation_QueryNextPosition_ForwardToCallback);
};
GeolocationProxy::GeolocationProxy(mojo::MessageReceiverWithResponder* receiver)
: receiver_(receiver) {
}
void GeolocationProxy::SetHighAccuracy(
bool in_high_accuracy) {
#if BUILDFLAG(MOJO_TRACE_ENABLED)
TRACE_EVENT0("mojom", "device::mojom::Geolocation::SetHighAccuracy");
#endif
const bool kExpectsResponse = false;
const bool kIsSync = false;
const uint32_t kFlags =
((kExpectsResponse) ? mojo::Message::kFlagExpectsResponse : 0) |
((kIsSync) ? mojo::Message::kFlagIsSync : 0);
mojo::Message message(
internal::kGeolocation_SetHighAccuracy_Name, kFlags, 0, 0, nullptr);
auto* buffer = message.payload_buffer();
::device::mojom::internal::Geolocation_SetHighAccuracy_Params_Data::BufferWriter
params;
mojo::internal::SerializationContext serialization_context;
params.Allocate(buffer);
params->high_accuracy = in_high_accuracy;
message.AttachHandlesFromSerializationContext(
&serialization_context);
// This return value may be ignored as false implies the Connector has
// encountered an error, which will be visible through other means.
ignore_result(receiver_->Accept(&message));
}
void GeolocationProxy::QueryNextPosition(
QueryNextPositionCallback callback) {
#if BUILDFLAG(MOJO_TRACE_ENABLED)
TRACE_EVENT0("mojom", "device::mojom::Geolocation::QueryNextPosition");
#endif
const bool kExpectsResponse = true;
const bool kIsSync = false;
const uint32_t kFlags =
((kExpectsResponse) ? mojo::Message::kFlagExpectsResponse : 0) |
((kIsSync) ? mojo::Message::kFlagIsSync : 0);
mojo::Message message(
internal::kGeolocation_QueryNextPosition_Name, kFlags, 0, 0, nullptr);
auto* buffer = message.payload_buffer();
::device::mojom::internal::Geolocation_QueryNextPosition_Params_Data::BufferWriter
params;
mojo::internal::SerializationContext serialization_context;
params.Allocate(buffer);
message.AttachHandlesFromSerializationContext(
&serialization_context);
std::unique_ptr<mojo::MessageReceiver> responder(
new Geolocation_QueryNextPosition_ForwardToCallback(
std::move(callback)));
ignore_result(receiver_->AcceptWithResponder(&message, std::move(responder)));
}
class Geolocation_QueryNextPosition_ProxyToResponder {
public:
static Geolocation::QueryNextPositionCallback CreateCallback(
uint64_t request_id,
bool is_sync,
std::unique_ptr<mojo::MessageReceiverWithStatus> responder) {
std::unique_ptr<Geolocation_QueryNextPosition_ProxyToResponder> proxy(
new Geolocation_QueryNextPosition_ProxyToResponder(
request_id, is_sync, std::move(responder)));
return base::Bind(&Geolocation_QueryNextPosition_ProxyToResponder::Run,
base::Passed(&proxy));
}
~Geolocation_QueryNextPosition_ProxyToResponder() {
#if DCHECK_IS_ON()
if (responder_) {
// If we're being destroyed without being run, we want to ensure the
// binding endpoint has been closed. This checks for that asynchronously.
// We pass a bound generated callback to handle the response so that any
// resulting DCHECK stack will have useful interface type information.
responder_->IsConnectedAsync(base::BindOnce(&OnIsConnectedComplete));
}
#endif
// If the Callback was dropped then deleting the responder will close
// the pipe so the calling application knows to stop waiting for a reply.
responder_ = nullptr;
}
private:
Geolocation_QueryNextPosition_ProxyToResponder(
uint64_t request_id,
bool is_sync,
std::unique_ptr<mojo::MessageReceiverWithStatus> responder)
: request_id_(request_id),
is_sync_(is_sync),
responder_(std::move(responder)) {
}
#if DCHECK_IS_ON()
static void OnIsConnectedComplete(bool connected) {
DCHECK(!connected)
<< "Geolocation::QueryNextPositionCallback was destroyed without "
<< "first either being run or its corresponding binding being closed. "
<< "It is an error to drop response callbacks which still correspond "
<< "to an open interface pipe.";
}
#endif
void Run(
::device::mojom::GeopositionPtr in_geoposition);
uint64_t request_id_;
bool is_sync_;
std::unique_ptr<mojo::MessageReceiverWithStatus> responder_;
DISALLOW_COPY_AND_ASSIGN(Geolocation_QueryNextPosition_ProxyToResponder);
};
bool Geolocation_QueryNextPosition_ForwardToCallback::Accept(
mojo::Message* message) {
#if BUILDFLAG(MOJO_TRACE_ENABLED)
TRACE_EVENT1("mojom", "device::mojom::Geolocation::QueryNextPositionCallback",
"message", message->name());
#endif
mojo::internal::MessageDispatchContext dispatch_context(message);
DCHECK(message->is_serialized());
internal::Geolocation_QueryNextPosition_ResponseParams_Data* params =
reinterpret_cast<
internal::Geolocation_QueryNextPosition_ResponseParams_Data*>(
message->mutable_payload());
mojo::internal::SerializationContext serialization_context;
serialization_context.TakeHandlesFromMessage(message);
bool success = true;
::device::mojom::GeopositionPtr p_geoposition{};
Geolocation_QueryNextPosition_ResponseParamsDataView input_data_view(params, &serialization_context);
if (!input_data_view.ReadGeoposition(&p_geoposition))
success = false;
if (!success) {
ReportValidationErrorForMessage(
message,
mojo::internal::VALIDATION_ERROR_DESERIALIZATION_FAILED,
"Geolocation::QueryNextPosition response deserializer");
return false;
}
if (!callback_.is_null())
std::move(callback_).Run(
std::move(p_geoposition));
return true;
}
void Geolocation_QueryNextPosition_ProxyToResponder::Run(
::device::mojom::GeopositionPtr in_geoposition) {
const uint32_t kFlags = mojo::Message::kFlagIsResponse |
((is_sync_) ? mojo::Message::kFlagIsSync : 0);
mojo::Message message(
internal::kGeolocation_QueryNextPosition_Name, kFlags, 0, 0, nullptr);
auto* buffer = message.payload_buffer();
::device::mojom::internal::Geolocation_QueryNextPosition_ResponseParams_Data::BufferWriter
params;
mojo::internal::SerializationContext serialization_context;
params.Allocate(buffer);
typename decltype(params->geoposition)::BaseType::BufferWriter
geoposition_writer;
mojo::internal::Serialize<::device::mojom::GeopositionDataView>(
in_geoposition, buffer, &geoposition_writer, &serialization_context);
params->geoposition.Set(
geoposition_writer.is_null() ? nullptr : geoposition_writer.data());
MOJO_INTERNAL_DLOG_SERIALIZATION_WARNING(
params->geoposition.is_null(),
mojo::internal::VALIDATION_ERROR_UNEXPECTED_NULL_POINTER,
"null geoposition in ");
message.AttachHandlesFromSerializationContext(
&serialization_context);
#if BUILDFLAG(MOJO_TRACE_ENABLED)
TRACE_EVENT1("mojom", "(Impl)device::mojom::Geolocation::QueryNextPositionCallback",
"message", message.name());
#endif
message.set_request_id(request_id_);
ignore_result(responder_->Accept(&message));
// TODO(darin): Accept() returning false indicates a malformed message, and
// that may be good reason to close the connection. However, we don't have a
// way to do that from here. We should add a way.
responder_ = nullptr;
}
// static
bool GeolocationStubDispatch::Accept(
Geolocation* impl,
mojo::Message* message) {
switch (message->header()->name) {
case internal::kGeolocation_SetHighAccuracy_Name: {
#if BUILDFLAG(MOJO_TRACE_ENABLED)
TRACE_EVENT1("mojom", "(Impl)device::mojom::Geolocation::SetHighAccuracy",
"message", message->name());
#endif
mojo::internal::MessageDispatchContext context(message);
DCHECK(message->is_serialized());
internal::Geolocation_SetHighAccuracy_Params_Data* params =
reinterpret_cast<internal::Geolocation_SetHighAccuracy_Params_Data*>(
message->mutable_payload());
mojo::internal::SerializationContext serialization_context;
serialization_context.TakeHandlesFromMessage(message);
bool success = true;
bool p_high_accuracy{};
Geolocation_SetHighAccuracy_ParamsDataView input_data_view(params, &serialization_context);
p_high_accuracy = input_data_view.high_accuracy();
if (!success) {
ReportValidationErrorForMessage(
message,
mojo::internal::VALIDATION_ERROR_DESERIALIZATION_FAILED,
"Geolocation::SetHighAccuracy deserializer");
return false;
}
// A null |impl| means no implementation was bound.
assert(impl);
impl->SetHighAccuracy(
std::move(p_high_accuracy));
return true;
}
case internal::kGeolocation_QueryNextPosition_Name: {
#if BUILDFLAG(MOJO_TRACE_ENABLED)
TRACE_EVENT1("mojom", "(Impl)device::mojom::Geolocation::QueryNextPosition",
"message", message->name());
#endif
break;
}
}
return false;
}
// static
bool GeolocationStubDispatch::AcceptWithResponder(
Geolocation* impl,
mojo::Message* message,
std::unique_ptr<mojo::MessageReceiverWithStatus> responder) {
switch (message->header()->name) {
case internal::kGeolocation_SetHighAccuracy_Name: {
#if BUILDFLAG(MOJO_TRACE_ENABLED)
TRACE_EVENT1("mojom", "(Impl)device::mojom::Geolocation::SetHighAccuracy",
"message", message->name());
#endif
break;
}
case internal::kGeolocation_QueryNextPosition_Name: {
#if BUILDFLAG(MOJO_TRACE_ENABLED)
TRACE_EVENT1("mojom", "(Impl)device::mojom::Geolocation::QueryNextPosition",
"message", message->name());
#endif
mojo::internal::MessageDispatchContext context(message);
internal::Geolocation_QueryNextPosition_Params_Data* params =
reinterpret_cast<
internal::Geolocation_QueryNextPosition_Params_Data*>(
message->mutable_payload());
mojo::internal::SerializationContext serialization_context;
serialization_context.TakeHandlesFromMessage(message);
bool success = true;
Geolocation_QueryNextPosition_ParamsDataView input_data_view(params, &serialization_context);
if (!success) {
ReportValidationErrorForMessage(
message,
mojo::internal::VALIDATION_ERROR_DESERIALIZATION_FAILED,
"Geolocation::QueryNextPosition deserializer");
return false;
}
Geolocation::QueryNextPositionCallback callback =
Geolocation_QueryNextPosition_ProxyToResponder::CreateCallback(
message->request_id(),
message->has_flag(mojo::Message::kFlagIsSync),
std::move(responder));
// A null |impl| means no implementation was bound.
assert(impl);
impl->QueryNextPosition(std::move(callback));
return true;
}
}
return false;
}
bool GeolocationRequestValidator::Accept(mojo::Message* message) {
if (!message->is_serialized() ||
mojo::internal::ControlMessageHandler::IsControlMessage(message)) {
return true;
}
mojo::internal::ValidationContext validation_context(
message->payload(), message->payload_num_bytes(),
message->handles()->size(), message->payload_num_interface_ids(), message,
"Geolocation RequestValidator");
switch (message->header()->name) {
case internal::kGeolocation_SetHighAccuracy_Name: {
if (!mojo::internal::ValidateMessageIsRequestWithoutResponse(
message, &validation_context)) {
return false;
}
if (!mojo::internal::ValidateMessagePayload<
internal::Geolocation_SetHighAccuracy_Params_Data>(
message, &validation_context)) {
return false;
}
return true;
}
case internal::kGeolocation_QueryNextPosition_Name: {
if (!mojo::internal::ValidateMessageIsRequestExpectingResponse(
message, &validation_context)) {
return false;
}
if (!mojo::internal::ValidateMessagePayload<
internal::Geolocation_QueryNextPosition_Params_Data>(
message, &validation_context)) {
return false;
}
return true;
}
default:
break;
}
// Unrecognized message.
ReportValidationError(
&validation_context,
mojo::internal::VALIDATION_ERROR_MESSAGE_HEADER_UNKNOWN_METHOD);
return false;
}
bool GeolocationResponseValidator::Accept(mojo::Message* message) {
if (!message->is_serialized() ||
mojo::internal::ControlMessageHandler::IsControlMessage(message)) {
return true;
}
mojo::internal::ValidationContext validation_context(
message->payload(), message->payload_num_bytes(),
message->handles()->size(), message->payload_num_interface_ids(), message,
"Geolocation ResponseValidator");
if (!mojo::internal::ValidateMessageIsResponse(message, &validation_context))
return false;
switch (message->header()->name) {
case internal::kGeolocation_QueryNextPosition_Name: {
if (!mojo::internal::ValidateMessagePayload<
internal::Geolocation_QueryNextPosition_ResponseParams_Data>(
message, &validation_context)) {
return false;
}
return true;
}
default:
break;
}
// Unrecognized message.
ReportValidationError(
&validation_context,
mojo::internal::VALIDATION_ERROR_MESSAGE_HEADER_UNKNOWN_METHOD);
return false;
}
void GeolocationInterceptorForTesting::SetHighAccuracy(bool high_accuracy) {
GetForwardingInterface()->SetHighAccuracy(std::move(high_accuracy));
}
void GeolocationInterceptorForTesting::QueryNextPosition(QueryNextPositionCallback callback) {
GetForwardingInterface()->QueryNextPosition(std::move(callback));
}
GeolocationAsyncWaiter::GeolocationAsyncWaiter(
Geolocation* proxy) : proxy_(proxy) {}
GeolocationAsyncWaiter::~GeolocationAsyncWaiter() = default;
void GeolocationAsyncWaiter::QueryNextPosition(
::device::mojom::GeopositionPtr* out_geoposition) {
base::RunLoop loop;
proxy_->QueryNextPosition(
base::Bind(
[](base::RunLoop* loop,
::device::mojom::GeopositionPtr* out_geoposition
,
::device::mojom::GeopositionPtr geoposition) {*out_geoposition = std::move(geoposition);
loop->Quit();
},
&loop,
out_geoposition));
loop.Run();
}
} // namespace mojom
} // namespace device
namespace mojo {
} // namespace mojo
#if defined(__clang__)
#pragma clang diagnostic pop
#elif defined(_MSC_VER)
#pragma warning(pop)
#endif