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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
58QT_BEGIN_NAMESPACE
59
60class QNearFieldTarget;
61class QLlcpSocketPrivate;
62
63class Q_NFC_EXPORT QLlcpSocket : public QIODevice
64{
65 Q_OBJECT
66
67 Q_DECLARE_PRIVATE(QLlcpSocket)
68
69 friend class QLlcpServerPrivate;
70
71public:
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
124signals:
125 void connected();
126 void disconnected();
127 void error(QLlcpSocket::SocketError socketError);
128 void stateChanged(QLlcpSocket::SocketState socketState);
129
130protected:
131 qint64 readData(char *data, qint64 maxlen);
132 qint64 writeData(const char *data, qint64 len);
133
134private:
135 QLlcpSocket(QLlcpSocketPrivate *d, QObject *parent);
136
137 QLlcpSocketPrivate *d_ptr;
138};
139
140QT_END_NAMESPACE
141
142#endif // QLLCPSOCKET_H
143

source code of qtconnectivity/src/nfc/qllcpsocket_p.h