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50#ifndef SERVER_H
51#define SERVER_H
52
53#include <QtCore>
54#include <QtNetwork>
55
56#include <vector>
57#include <memory>
58
59QT_BEGIN_NAMESPACE
60
61//! [0]
62class DtlsServer : public QObject
63{
64 Q_OBJECT
65
66public:
67 DtlsServer();
68 ~DtlsServer();
69
70 bool listen(const QHostAddress &address, quint16 port);
71 bool isListening() const;
72 void close();
73
74signals:
75 void errorMessage(const QString &message);
76 void warningMessage(const QString &message);
77 void infoMessage(const QString &message);
78
79 void datagramReceived(const QString &peerInfo, const QByteArray &cipherText,
80 const QByteArray &plainText);
81
82private slots:
83 void readyRead();
84 void pskRequired(QSslPreSharedKeyAuthenticator *auth);
85
86private:
87 void handleNewConnection(const QHostAddress &peerAddress, quint16 peerPort,
88 const QByteArray &clientHello);
89
90 void doHandshake(QDtls *newConnection, const QByteArray &clientHello);
91 void decryptDatagram(QDtls *connection, const QByteArray &clientMessage);
92 void shutdown();
93
94 bool listening = false;
95 QUdpSocket serverSocket;
96
97 QSslConfiguration serverConfiguration;
98 QDtlsClientVerifier cookieSender;
99 std::vector<std::unique_ptr<QDtls>> knownClients;
100
101 Q_DISABLE_COPY(DtlsServer)
102};
103//! [0]
104
105QT_END_NAMESPACE
106
107#endif // SERVER_H
108

source code of qtbase/examples/network/secureudpserver/server.h