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| 2 | ** |
| 3 | ** Copyright (C) 2016 The Qt Company Ltd. |
| 4 | ** Contact: https://www.qt.io/licensing/ |
| 5 | ** |
| 6 | ** This file is part of the QtNfc module of the Qt Toolkit. |
| 7 | ** |
| 8 | ** $QT_BEGIN_LICENSE:LGPL$ |
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| 17 | ** GNU Lesser General Public License Usage |
| 18 | ** Alternatively, this file may be used under the terms of the GNU Lesser |
| 19 | ** General Public License version 3 as published by the Free Software |
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| 22 | ** ensure the GNU Lesser General Public License version 3 requirements |
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| 24 | ** |
| 25 | ** GNU General Public License Usage |
| 26 | ** Alternatively, this file may be used under the terms of the GNU |
| 27 | ** General Public License version 2.0 or (at your option) the GNU General |
| 28 | ** Public license version 3 or any later version approved by the KDE Free |
| 29 | ** Qt Foundation. The licenses are as published by the Free Software |
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| 36 | ** $QT_END_LICENSE$ |
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| 38 | ****************************************************************************/ |
| 39 | |
| 40 | #ifndef QLLCPSOCKET_H |
| 41 | #define QLLCPSOCKET_H |
| 42 | |
| 43 | // |
| 44 | // W A R N I N G |
| 45 | // ------------- |
| 46 | // |
| 47 | // This file is not part of the Qt API. It exists purely as an |
| 48 | // implementation detail. This header file may change from version to |
| 49 | // version without notice, or even be removed. |
| 50 | // |
| 51 | // We mean it. |
| 52 | // |
| 53 | |
| 54 | #include <QtCore/QIODevice> |
| 55 | #include <QtNetwork/QAbstractSocket> |
| 56 | #include <QtNfc/qtnfcglobal.h> |
| 57 | |
| 58 | QT_BEGIN_NAMESPACE |
| 59 | |
| 60 | class QNearFieldTarget; |
| 61 | class QLlcpSocketPrivate; |
| 62 | |
| 63 | class Q_NFC_EXPORT QLlcpSocket : public QIODevice |
| 64 | { |
| 65 | Q_OBJECT |
| 66 | |
| 67 | Q_DECLARE_PRIVATE(QLlcpSocket) |
| 68 | |
| 69 | friend class QLlcpServerPrivate; |
| 70 | |
| 71 | public: |
| 72 | enum SocketState { |
| 73 | UnconnectedState = QAbstractSocket::UnconnectedState, |
| 74 | ConnectingState = QAbstractSocket::ConnectingState, |
| 75 | ConnectedState = QAbstractSocket::ConnectedState, |
| 76 | ClosingState = QAbstractSocket::ClosingState, |
| 77 | BoundState = QAbstractSocket::BoundState, |
| 78 | ListeningState = QAbstractSocket::ListeningState |
| 79 | }; |
| 80 | Q_ENUM(SocketState) |
| 81 | |
| 82 | enum SocketError { |
| 83 | UnknownSocketError = QAbstractSocket::UnknownSocketError, |
| 84 | RemoteHostClosedError = QAbstractSocket::RemoteHostClosedError, |
| 85 | SocketAccessError = QAbstractSocket::SocketAccessError, |
| 86 | SocketResourceError = QAbstractSocket::SocketResourceError |
| 87 | }; |
| 88 | Q_ENUM(SocketError) |
| 89 | |
| 90 | explicit QLlcpSocket(QObject *parent = 0); |
| 91 | ~QLlcpSocket(); |
| 92 | |
| 93 | void connectToService(QNearFieldTarget *target, const QString &serviceUri); |
| 94 | void disconnectFromService(); |
| 95 | |
| 96 | void close(); |
| 97 | |
| 98 | bool bind(quint8 port); |
| 99 | |
| 100 | bool hasPendingDatagrams() const; |
| 101 | qint64 pendingDatagramSize() const; |
| 102 | |
| 103 | qint64 writeDatagram(const char *data, qint64 size); |
| 104 | qint64 writeDatagram(const QByteArray &datagram); |
| 105 | |
| 106 | qint64 readDatagram(char *data, qint64 maxSize, |
| 107 | QNearFieldTarget **target = 0, quint8 *port = 0); |
| 108 | qint64 writeDatagram(const char *data, qint64 size, |
| 109 | QNearFieldTarget *target, quint8 port); |
| 110 | qint64 writeDatagram(const QByteArray &datagram, QNearFieldTarget *target, quint8 port); |
| 111 | |
| 112 | SocketError error() const; |
| 113 | SocketState state() const; |
| 114 | |
| 115 | qint64 bytesAvailable() const; |
| 116 | bool canReadLine() const; |
| 117 | |
| 118 | bool waitForReadyRead(int msecs = 30000); |
| 119 | bool waitForBytesWritten(int msecs = 30000); |
| 120 | virtual bool waitForConnected(int msecs = 30000); |
| 121 | virtual bool waitForDisconnected(int msecs = 30000); |
| 122 | bool isSequential() const; |
| 123 | |
| 124 | signals: |
| 125 | void connected(); |
| 126 | void disconnected(); |
| 127 | void error(QLlcpSocket::SocketError socketError); |
| 128 | void stateChanged(QLlcpSocket::SocketState socketState); |
| 129 | |
| 130 | protected: |
| 131 | qint64 readData(char *data, qint64 maxlen); |
| 132 | qint64 writeData(const char *data, qint64 len); |
| 133 | |
| 134 | private: |
| 135 | QLlcpSocket(QLlcpSocketPrivate *d, QObject *parent); |
| 136 | |
| 137 | QLlcpSocketPrivate *d_ptr; |
| 138 | }; |
| 139 | |
| 140 | QT_END_NAMESPACE |
| 141 | |
| 142 | #endif // QLLCPSOCKET_H |
| 143 | |