[Qt-creator] Regarding QByteArray

[Kosta]

Ah, yes. It's automatecaly converting the QByteArray into normal array 
first. I should get use to the documentation... :)

----- Original Message ----- 
From: "Andre Poenitz" <andre.poenitz at mathematik.tu-chemnitz.de>
To: <qt-creator at trolltech.com>
Sent: Sunday, May 24, 2009 6:36 PM
Subject: Re: [Qt-creator] Regarding QByteArray


> On Sun, May 24, 2009 at 06:29:39PM +0300, Kosta wrote:
>> Hello, Does anyone know how to remove the \0 character from the end my
>> this array ?
>
> You do not have to do that.
>>
>> Although the size() is 5, the byte array also maintains an extra '\0'
>> character at the end so that if a function is used that asks for a
>> pointer to the underlying data (e.g. a call to data()), the data
>> pointed to is guaranteed to be '\0'-terminated.
>>
>> I have to send some bytes trought the wire and I think this \0 will
>> cause a problem if I send it. I'm using UDP, so I will use the
>> writeDatagram method of QUdpSocket.  Actually I'm sending SNMP
>> message.
>
> It's
>
> QUdpSocket::writeDatagram(const char *data, qint64 size, const
> QHostAddress &address, quint16 port)
>
> so
>
> writeDatagram(ba, ba.size(), address, port)
>
> should just work.
>
> Andre'
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>
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