Revision control
++ // Copyright (C) 2019 Ford Motor Company
++ // SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
++
++ #include "websocketiodevice.h"
++
++ WebSocketIoDevice::WebSocketIoDevice(QWebSocket *webSocket, QObject *parent)
++ : QIODevice(parent)
++ , m_socket(webSocket)
++ {
++ open(QIODevice::ReadWrite);
++ connect(webSocket, &QWebSocket::disconnected, this, &WebSocketIoDevice::disconnected);
++ connect(webSocket, &QWebSocket::binaryMessageReceived, this, [this](const QByteArray &message){
++ m_buffer.append(message);
++ emit readyRead();
++ });
++ connect(webSocket, &QWebSocket::bytesWritten, this, &WebSocketIoDevice::bytesWritten);
++ }
++
++ qint64 WebSocketIoDevice::bytesAvailable() const
++ {
++ return QIODevice::bytesAvailable() + m_buffer.size();
++ }
++
++ bool WebSocketIoDevice::isSequential() const
++ {
++ return true;
++ }
++
++ void WebSocketIoDevice::close()
++ {
++ if (m_socket)
++ m_socket->close();
++ }
++
++ qint64 WebSocketIoDevice::readData(char *data, qint64 maxlen)
++ {
++ auto sz = std::min(maxlen, qint64(m_buffer.size()));
++ if (sz <= 0)
++ return sz;
++ memcpy(data, m_buffer.constData(), size_t(sz));
++ m_buffer.remove(0, sz);
++ return sz;
++ }
++
++ qint64 WebSocketIoDevice::writeData(const char *data, qint64 len)
++ {
++ if (m_socket)
++ return m_socket->sendBinaryMessage(QByteArray{data, int(len)});
++ return -1;
++ }