diff options
Diffstat (limited to 'src/bluetooth/qbluetoothsocket_bluez.cpp')
| -rw-r--r-- | src/bluetooth/qbluetoothsocket_bluez.cpp | 88 |
1 files changed, 59 insertions, 29 deletions
diff --git a/src/bluetooth/qbluetoothsocket_bluez.cpp b/src/bluetooth/qbluetoothsocket_bluez.cpp index 43933f26..803df6df 100644 --- a/src/bluetooth/qbluetoothsocket_bluez.cpp +++ b/src/bluetooth/qbluetoothsocket_bluez.cpp @@ -1,31 +1,37 @@ /**************************************************************************** ** -** Copyright (C) 2015 The Qt Company Ltd. -** Contact: http://www.qt.io/licensing/ +** Copyright (C) 2016 The Qt Company Ltd. +** Contact: https://www.qt.io/licensing/ ** ** This file is part of the QtBluetooth module of the Qt Toolkit. ** -** $QT_BEGIN_LICENSE:LGPL21$ +** $QT_BEGIN_LICENSE:LGPL$ ** Commercial License Usage ** Licensees holding valid commercial Qt licenses may use this file in ** accordance with the commercial license agreement provided with the ** Software or, alternatively, in accordance with the terms contained in ** a written agreement between you and The Qt Company. For licensing terms -** and conditions see http://www.qt.io/terms-conditions. For further -** information use the contact form at http://www.qt.io/contact-us. +** and conditions see https://www.qt.io/terms-conditions. For further +** information use the contact form at https://www.qt.io/contact-us. ** ** GNU Lesser General Public License Usage ** Alternatively, this file may be used under the terms of the GNU Lesser -** General Public License version 2.1 or version 3 as published by the Free -** Software Foundation and appearing in the file LICENSE.LGPLv21 and -** LICENSE.LGPLv3 included in the packaging of this file. Please review the -** following information to ensure the GNU Lesser General Public License -** requirements will be met: https://www.gnu.org/licenses/lgpl.html and -** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** General Public License version 3 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL3 included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 3 requirements +** will be met: https://www.gnu.org/licenses/lgpl-3.0.html. ** -** As a special exception, The Qt Company gives you certain additional -** rights. These rights are described in The Qt Company LGPL Exception -** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 2.0 or (at your option) the GNU General +** Public license version 3 or any later version approved by the KDE Free +** Qt Foundation. The licenses are as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3 +** included in the packaging of this file. Please review the following +** information to ensure the GNU General Public License requirements will +** be met: https://www.gnu.org/licenses/gpl-2.0.html and +** https://www.gnu.org/licenses/gpl-3.0.html. ** ** $QT_END_LICENSE$ ** @@ -42,6 +48,7 @@ #include "bluez/bluez_data_p.h" #include <qplatformdefs.h> +#include <QtCore/private/qcore_unix_p.h> #include <QtCore/QLoggingCategory> @@ -235,13 +242,28 @@ void QBluetoothSocketPrivate::_q_writeNotify() char buf[1024]; int size = txBuffer.read(buf, 1024); - - if (::write(socket, buf, size) != size) { - errorString = QBluetoothSocket::tr("Network Error"); - q->setSocketError(QBluetoothSocket::NetworkError); - } - else { - emit q->bytesWritten(size); + int writtenBytes = qt_safe_write(socket, buf, size); + if (writtenBytes < 0) { + switch (errno) { + case EAGAIN: + writtenBytes = 0; + txBuffer.ungetBlock(buf, size); + break; + default: + // every other case returns error + errorString = QBluetoothSocket::tr("Network Error: %1"); + errorString.arg(qt_error_string(errno)); + q->setSocketError(QBluetoothSocket::NetworkError); + break; + } + } else { + if (writtenBytes < size) { + // add remainder back to buffer + char* remainder = buf + writtenBytes; + txBuffer.ungetBlock(remainder, size - writtenBytes); + } + if (writtenBytes > 0) + emit q->bytesWritten(writtenBytes); } if (txBuffer.size()) { @@ -267,9 +289,9 @@ void QBluetoothSocketPrivate::_q_readNotify() connectWriteNotifier->setEnabled(false); errorString = qt_error_string(errsv); qCWarning(QT_BT_BLUEZ) << Q_FUNC_INFO << socket << "error:" << readFromDevice << errorString; - if(errsv == EHOSTDOWN) + if (errsv == EHOSTDOWN) q->setSocketError(QBluetoothSocket::HostNotFoundError); - else + else if (errsv != ECONNRESET) // The other side closing the connection is not an error. q->setSocketError(QBluetoothSocket::UnknownSocketError); q->disconnectFromService(); @@ -478,15 +500,23 @@ qint64 QBluetoothSocketPrivate::writeData(const char *data, qint64 maxSize) } if (q->openMode() & QIODevice::Unbuffered) { - if (::write(socket, data, maxSize) != maxSize) { - errorString = QBluetoothSocket::tr("Network Error"); - q->setSocketError(QBluetoothSocket::NetworkError); - return -1; + int sz = ::qt_safe_write(socket, data, maxSize); + if (sz < 0) { + switch (errno) { + case EAGAIN: + sz = 0; + break; + default: + errorString = QBluetoothSocket::tr("Network Error: %1"); + errorString.arg(qt_error_string(errno)); + q->setSocketError(QBluetoothSocket::NetworkError); + } } - emit q->bytesWritten(maxSize); + if (sz > 0) + emit q->bytesWritten(sz); - return maxSize; + return sz; } else { |