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// 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 "device/serial/serial_service_impl.h"
#include <stddef.h>
#include <utility>
#include "base/bind.h"
#include "base/location.h"
#include "device/serial/serial_io_handler.h"
namespace device {
SerialServiceImpl::SerialServiceImpl(
scoped_refptr<SerialConnectionFactory> connection_factory,
mojo::InterfaceRequest<serial::SerialService> request)
: connection_factory_(connection_factory),
binding_(this, std::move(request)) {}
SerialServiceImpl::SerialServiceImpl(
scoped_refptr<SerialConnectionFactory> connection_factory,
scoped_ptr<SerialDeviceEnumerator> device_enumerator,
mojo::InterfaceRequest<serial::SerialService> request)
: device_enumerator_(std::move(device_enumerator)),
connection_factory_(connection_factory),
binding_(this, std::move(request)) {}
SerialServiceImpl::~SerialServiceImpl() {
}
// static
void SerialServiceImpl::Create(
scoped_refptr<base::SingleThreadTaskRunner> io_task_runner,
scoped_refptr<base::SingleThreadTaskRunner> ui_task_runner,
mojo::InterfaceRequest<serial::SerialService> request) {
new SerialServiceImpl(
new SerialConnectionFactory(
base::Bind(SerialIoHandler::Create,
base::ThreadTaskRunnerHandle::Get(), ui_task_runner),
io_task_runner),
std::move(request));
}
// static
void SerialServiceImpl::CreateOnMessageLoop(
scoped_refptr<base::SingleThreadTaskRunner> task_runner,
scoped_refptr<base::SingleThreadTaskRunner> io_task_runner,
scoped_refptr<base::SingleThreadTaskRunner> ui_task_runner,
mojo::InterfaceRequest<serial::SerialService> request) {
task_runner->PostTask(FROM_HERE,
base::Bind(&SerialServiceImpl::Create, io_task_runner,
ui_task_runner, base::Passed(&request)));
}
void SerialServiceImpl::GetDevices(
const mojo::Callback<void(mojo::Array<serial::DeviceInfoPtr>)>& callback) {
callback.Run(GetDeviceEnumerator()->GetDevices());
}
void SerialServiceImpl::Connect(
const mojo::String& path,
serial::ConnectionOptionsPtr options,
mojo::InterfaceRequest<serial::Connection> connection_request,
mojo::InterfaceRequest<serial::DataSink> sink,
mojo::InterfaceRequest<serial::DataSource> source,
mojo::InterfacePtr<serial::DataSourceClient> source_client) {
if (!IsValidPath(path))
return;
connection_factory_->CreateConnection(
path, std::move(options), std::move(connection_request), std::move(sink),
std::move(source), std::move(source_client));
}
SerialDeviceEnumerator* SerialServiceImpl::GetDeviceEnumerator() {
if (!device_enumerator_)
device_enumerator_ = SerialDeviceEnumerator::Create();
return device_enumerator_.get();
}
bool SerialServiceImpl::IsValidPath(const mojo::String& path) {
mojo::Array<serial::DeviceInfoPtr> devices(
GetDeviceEnumerator()->GetDevices());
for (size_t i = 0; i < devices.size(); i++) {
if (path == devices[i]->path)
return true;
}
return false;
}
} // namespace device
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