diff options
Diffstat (limited to 'src/network/socket/qudpsocket.cpp')
| -rw-r--r-- | src/network/socket/qudpsocket.cpp | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/src/network/socket/qudpsocket.cpp b/src/network/socket/qudpsocket.cpp index 820404d..e46cb4c 100644 --- a/src/network/socket/qudpsocket.cpp +++ b/src/network/socket/qudpsocket.cpp @@ -91,6 +91,13 @@ 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 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 @@ -346,6 +353,9 @@ qint64 QUdpSocket::pendingDatagramSize() const as even if they are sent successfully, they are likely to be 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 @@ -365,6 +375,16 @@ 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) { |