| // Copyright 2017 The Chromium OS 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 "midis/ports.h" |
| |
| namespace midis { |
| |
| InPort::InPort(uint32_t device_id, |
| uint32_t port_id, |
| SubscribeCallback sub_cb, |
| DeletionCallback del_cb) |
| : device_id_(device_id), |
| port_id_(port_id), |
| sub_cb_(sub_cb), |
| del_cb_(del_cb) {} |
| |
| // static |
| std::unique_ptr<InPort> InPort::Create(uint32_t device_id, |
| uint32_t port_id, |
| SubscribeCallback sub_cb, |
| DeletionCallback del_cb) { |
| std::unique_ptr<InPort> port(new InPort(device_id, port_id, sub_cb, del_cb)); |
| if (!port->Subscribe()) { |
| return nullptr; |
| } |
| return port; |
| } |
| |
| InPort::~InPort() { |
| del_cb_.Run(device_id_, port_id_); |
| } |
| |
| OutPort::OutPort(uint32_t device_id, |
| uint32_t port_id, |
| SubscribeCallback sub_cb, |
| DeletionCallback del_cb, |
| SendMidiDataCallback send_data_cb) |
| : device_id_(device_id), |
| port_id_(port_id), |
| sub_cb_(sub_cb), |
| del_cb_(del_cb), |
| send_data_cb_(send_data_cb) {} |
| |
| // static |
| std::unique_ptr<OutPort> OutPort::Create(uint32_t device_id, |
| uint32_t port_id, |
| SubscribeCallback sub_cb, |
| DeletionCallback del_cb, |
| SendMidiDataCallback send_data_cb) { |
| std::unique_ptr<OutPort> port( |
| new OutPort(device_id, port_id, sub_cb, del_cb, send_data_cb)); |
| if (port->Subscribe() == -1) { |
| return nullptr; |
| } |
| return port; |
| } |
| |
| OutPort::~OutPort() { |
| del_cb_.Run(out_port_id_); |
| } |
| |
| void OutPort::SendData(const uint8_t* buffer, size_t buf_len) { |
| send_data_cb_.Run(out_port_id_, buffer, buf_len); |
| } |
| |
| int OutPort::Subscribe() { |
| out_port_id_ = sub_cb_.Run(device_id_, port_id_); |
| return out_port_id_; |
| } |
| |
| } // namespace midis |