blob: 27bff5d7b02a52a98df553e39622df9073e9747c [file] [log] [blame]
// 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_connection.h"
#include <utility>
#include "base/bind.h"
#include "device/serial/buffer.h"
#include "device/serial/data_sink_receiver.h"
#include "device/serial/data_source_sender.h"
#include "device/serial/serial_io_handler.h"
namespace device {
SerialConnection::SerialConnection(
scoped_refptr<SerialIoHandler> io_handler,
mojo::InterfaceRequest<serial::DataSink> sink,
mojo::InterfaceRequest<serial::DataSource> source,
mojo::InterfacePtr<serial::DataSourceClient> source_client,
mojo::InterfaceRequest<serial::Connection> request)
: io_handler_(io_handler), binding_(this, std::move(request)) {
receiver_ = new DataSinkReceiver(
std::move(sink),
base::Bind(&SerialConnection::OnSendPipeReady, base::Unretained(this)),
base::Bind(&SerialConnection::OnSendCancelled, base::Unretained(this)),
base::Bind(base::DoNothing));
sender_ = new DataSourceSender(
std::move(source), std::move(source_client),
base::Bind(&SerialConnection::OnReceivePipeReady, base::Unretained(this)),
base::Bind(base::DoNothing));
}
SerialConnection::~SerialConnection() {
receiver_->ShutDown();
sender_->ShutDown();
io_handler_->CancelRead(serial::ReceiveError::DISCONNECTED);
io_handler_->CancelWrite(serial::SendError::DISCONNECTED);
}
void SerialConnection::GetInfo(
const mojo::Callback<void(serial::ConnectionInfoPtr)>& callback) {
callback.Run(io_handler_->GetPortInfo());
}
void SerialConnection::SetOptions(serial::ConnectionOptionsPtr options,
const mojo::Callback<void(bool)>& callback) {
callback.Run(io_handler_->ConfigurePort(*options));
io_handler_->CancelRead(device::serial::ReceiveError::NONE);
}
void SerialConnection::SetControlSignals(
serial::HostControlSignalsPtr signals,
const mojo::Callback<void(bool)>& callback) {
callback.Run(io_handler_->SetControlSignals(*signals));
}
void SerialConnection::GetControlSignals(
const mojo::Callback<void(serial::DeviceControlSignalsPtr)>& callback) {
callback.Run(io_handler_->GetControlSignals());
}
void SerialConnection::Flush(const mojo::Callback<void(bool)>& callback) {
callback.Run(io_handler_->Flush());
}
void SerialConnection::OnSendCancelled(int32_t error) {
io_handler_->CancelWrite(static_cast<serial::SendError>(error));
}
void SerialConnection::OnSendPipeReady(std::unique_ptr<ReadOnlyBuffer> buffer) {
io_handler_->Write(std::move(buffer));
}
void SerialConnection::OnReceivePipeReady(
std::unique_ptr<WritableBuffer> buffer) {
io_handler_->Read(std::move(buffer));
}
} // namespace device