diff options
Diffstat (limited to 'src/network/socket/qudpsocket.cpp')
| -rw-r--r-- | src/network/socket/qudpsocket.cpp | 24 |
1 files changed, 22 insertions, 2 deletions
diff --git a/src/network/socket/qudpsocket.cpp b/src/network/socket/qudpsocket.cpp index 3883ff5..aeb525c 100644 --- a/src/network/socket/qudpsocket.cpp +++ b/src/network/socket/qudpsocket.cpp @@ -46,7 +46,7 @@ \reentrant \brief The QUdpSocket class provides a UDP socket. - \ingroup io + \ingroup network \inmodule QtNetwork UDP (User Datagram Protocol) is a lightweight, unreliable, @@ -95,6 +95,13 @@ This enum describes the different flags you can pass to modify the behavior of QUdpSocket::bind(). + \note On Symbian OS bind flags behaviour depends on process capabilties. + If process has NetworkControl capability, the bind attempt with + ReuseAddressHint will always succeed even if the address and port is already + bound by another socket with any flags. If process does not have + NetworkControl capability, the bind attempt to address and port already + bound by another socket will always fail. + \value ShareAddress Allow other services to bind to the same address and port. This is useful when multiple processes share the load of a single service by listening to the same address and port @@ -350,6 +357,9 @@ qint64 QUdpSocket::pendingDatagramSize() const fragmented by the IP layer before arriving at their final destination. + \warning In S60 5.0 and earlier versions, the writeDatagram return + value is not reliable for large datagrams. + \warning Calling this function on a connected UDP socket may result in an error and no packet being sent. If you are using a connected socket, use write() to send datagrams. @@ -368,6 +378,16 @@ qint64 QUdpSocket::writeDatagram(const char *data, qint64 size, const QHostAddre return -1; qint64 sent = d->socketEngine->writeDatagram(data, size, address, port); +#ifdef Q_OS_SYMBIAN + if( QSysInfo::s60Version() <= QSysInfo::SV_S60_5_0 ) { + // This is evil hack, but for some reason native RSocket::SendTo returns 0, + // for large datagrams (such as 600 bytes). Based on comments from Open C team + // this should happen only in platforms <= S60 5.0. + // As an workaround, we just set sent = size + if( sent == 0 ) + sent = size; + } +#endif d->cachedSocketDescriptor = d->socketEngine->socketDescriptor(); if (sent >= 0) { @@ -380,7 +400,7 @@ qint64 QUdpSocket::writeDatagram(const char *data, qint64 size, const QHostAddre return sent; } -/*! +/*! \fn qint64 QUdpSocket::writeDatagram(const QByteArray &datagram, const QHostAddress &host, quint16 port) \overload |