| OLD | NEW |
|---|
| (Empty) |
| 1 // Copyright 2014 The Chromium Authors. All rights reserved. | |
| 2 // Use of this source code is governed by a BSD-style license that can be | |
| 3 // found in the LICENSE file. | |
| 4 | |
| 5 #include "device/serial/serial_connection_factory.h" | |
| 6 | |
| 7 #include <utility> | |
| 8 | |
| 9 #include "base/bind.h" | |
| 10 #include "base/location.h" | |
| 11 #include "base/macros.h" | |
| 12 #include "device/serial/serial_connection.h" | |
| 13 #include "device/serial/serial_io_handler.h" | |
| 14 #include "mojo/public/cpp/bindings/strong_binding.h" | |
| 15 | |
| 16 namespace device { | |
| 17 namespace { | |
| 18 | |
| 19 void FillDefaultConnectionOptions(serial::ConnectionOptions* options) { | |
| 20 if (!options->bitrate) | |
| 21 options->bitrate = 9600; | |
| 22 if (options->data_bits == serial::DataBits::NONE) | |
| 23 options->data_bits = serial::DataBits::EIGHT; | |
| 24 if (options->stop_bits == serial::StopBits::NONE) | |
| 25 options->stop_bits = serial::StopBits::ONE; | |
| 26 if (options->parity_bit == serial::ParityBit::NONE) | |
| 27 options->parity_bit = serial::ParityBit::NO; | |
| 28 if (!options->has_cts_flow_control) { | |
| 29 options->has_cts_flow_control = true; | |
| 30 options->cts_flow_control = false; | |
| 31 } | |
| 32 } | |
| 33 | |
| 34 } // namespace | |
| 35 | |
| 36 class SerialConnectionFactory::ConnectTask | |
| 37 : public base::RefCountedThreadSafe<SerialConnectionFactory::ConnectTask> { | |
| 38 public: | |
| 39 ConnectTask(scoped_refptr<SerialConnectionFactory> factory, | |
| 40 const std::string& path, | |
| 41 serial::ConnectionOptionsPtr options, | |
| 42 mojo::InterfaceRequest<serial::Connection> connection_request, | |
| 43 mojo::InterfaceRequest<serial::DataSink> sink, | |
| 44 mojo::InterfaceRequest<serial::DataSource> source, | |
| 45 mojo::InterfacePtr<serial::DataSourceClient> source_client); | |
| 46 void Run(); | |
| 47 | |
| 48 private: | |
| 49 friend class base::RefCountedThreadSafe<SerialConnectionFactory::ConnectTask>; | |
| 50 virtual ~ConnectTask(); | |
| 51 void Connect(); | |
| 52 void OnConnected(bool success); | |
| 53 | |
| 54 scoped_refptr<SerialConnectionFactory> factory_; | |
| 55 const std::string path_; | |
| 56 serial::ConnectionOptionsPtr options_; | |
| 57 mojo::InterfaceRequest<serial::Connection> connection_request_; | |
| 58 mojo::InterfaceRequest<serial::DataSink> sink_; | |
| 59 mojo::InterfaceRequest<serial::DataSource> source_; | |
| 60 mojo::InterfacePtrInfo<serial::DataSourceClient> source_client_; | |
| 61 scoped_refptr<SerialIoHandler> io_handler_; | |
| 62 | |
| 63 DISALLOW_COPY_AND_ASSIGN(ConnectTask); | |
| 64 }; | |
| 65 | |
| 66 SerialConnectionFactory::SerialConnectionFactory( | |
| 67 const IoHandlerFactory& io_handler_factory, | |
| 68 scoped_refptr<base::SingleThreadTaskRunner> connect_task_runner) | |
| 69 : io_handler_factory_(io_handler_factory), | |
| 70 connect_task_runner_(connect_task_runner) { | |
| 71 } | |
| 72 | |
| 73 void SerialConnectionFactory::CreateConnection( | |
| 74 const std::string& path, | |
| 75 serial::ConnectionOptionsPtr options, | |
| 76 mojo::InterfaceRequest<serial::Connection> connection_request, | |
| 77 mojo::InterfaceRequest<serial::DataSink> sink, | |
| 78 mojo::InterfaceRequest<serial::DataSource> source, | |
| 79 mojo::InterfacePtr<serial::DataSourceClient> source_client) { | |
| 80 scoped_refptr<ConnectTask> task(new ConnectTask( | |
| 81 this, path, std::move(options), std::move(connection_request), | |
| 82 std::move(sink), std::move(source), std::move(source_client))); | |
| 83 task->Run(); | |
| 84 } | |
| 85 | |
| 86 SerialConnectionFactory::~SerialConnectionFactory() { | |
| 87 } | |
| 88 | |
| 89 SerialConnectionFactory::ConnectTask::ConnectTask( | |
| 90 scoped_refptr<SerialConnectionFactory> factory, | |
| 91 const std::string& path, | |
| 92 serial::ConnectionOptionsPtr options, | |
| 93 mojo::InterfaceRequest<serial::Connection> connection_request, | |
| 94 mojo::InterfaceRequest<serial::DataSink> sink, | |
| 95 mojo::InterfaceRequest<serial::DataSource> source, | |
| 96 mojo::InterfacePtr<serial::DataSourceClient> source_client) | |
| 97 : factory_(factory), | |
| 98 path_(path), | |
| 99 options_(std::move(options)), | |
| 100 connection_request_(std::move(connection_request)), | |
| 101 sink_(std::move(sink)), | |
| 102 source_(std::move(source)), | |
| 103 source_client_(source_client.PassInterface()) { | |
| 104 if (!options_) { | |
| 105 options_ = serial::ConnectionOptions::New(); | |
| 106 } | |
| 107 FillDefaultConnectionOptions(options_.get()); | |
| 108 } | |
| 109 | |
| 110 void SerialConnectionFactory::ConnectTask::Run() { | |
| 111 factory_->connect_task_runner_->PostTask( | |
| 112 FROM_HERE, | |
| 113 base::Bind(&SerialConnectionFactory::ConnectTask::Connect, this)); | |
| 114 } | |
| 115 | |
| 116 SerialConnectionFactory::ConnectTask::~ConnectTask() { | |
| 117 } | |
| 118 | |
| 119 void SerialConnectionFactory::ConnectTask::Connect() { | |
| 120 io_handler_ = factory_->io_handler_factory_.Run(); | |
| 121 io_handler_->Open( | |
| 122 path_, *options_, | |
| 123 base::Bind(&SerialConnectionFactory::ConnectTask::OnConnected, this)); | |
| 124 } | |
| 125 | |
| 126 void SerialConnectionFactory::ConnectTask::OnConnected(bool success) { | |
| 127 DCHECK(io_handler_.get()); | |
| 128 if (!success) { | |
| 129 return; | |
| 130 } | |
| 131 | |
| 132 mojo::MakeStrongBinding(base::MakeUnique<SerialConnection>( | |
| 133 io_handler_, std::move(sink_), std::move(source_), | |
| 134 mojo::MakeProxy(std::move(source_client_))), | |
| 135 std::move(connection_request_)); | |
| 136 } | |
| 137 | |
| 138 } // namespace device | |
| OLD | NEW |
|---|
Chromium Code Reviews
Issue 2410743002:
Remove the mojo serial interfaces and related infrastructure. (Closed)
