From: gautier_niouzes@hotmail.com (Gautier)
Subject: Re: Ada style of passing 'in' parameters considered dangerous?
Date: 11 Feb 2003 09:18:36 -0800
Date: 2003-02-11T17:18:36+00:00 [thread overview]
Message-ID: <17cd177c.0302110918.71881340@posting.google.com> (raw)
In-Reply-To: 17cd177c.0302110114.2c46b52@posting.google.com
gautier_niouzes@hotmail.com (Gautier):
> See my other reply. IIRC, the worst were cases where procedure P
> calls Q, Q calls R and R modifies an IN parameter because it references
> also a [IN] OUT, then even the IN parameter of P is also modified after
> the call to Q. Add loops and so on... :-}
Sorry, I recalled wrong: the IN parameter cannot be passed as
a variable, since it is considered as a constant!
The security problem remains on one level (unless I'm missing
a combination, maybe with a pointed object where the pointer is IN ?)
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Gautier -- http://www.mysunrise.ch/users/gdm/gsoft.htm
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next prev parent reply other threads:[~2003-02-11 17:18 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-02-08 22:24 Ada style of passing 'in' parameters considered dangerous? Antti Sykari
2003-02-09 0:41 ` James S. Rogers
2003-02-09 2:11 ` Robert A Duff
2003-02-09 2:25 ` Jeffrey Carter
2003-02-11 8:39 ` Gautier
2003-02-09 2:01 ` Robert A Duff
2003-02-09 2:33 ` Vinzent Hoefler
2003-02-09 6:07 ` Richard Riehle
2003-02-09 7:13 ` Robert I. Eachus
2003-02-10 4:40 ` Martin Dowie
2003-02-09 2:08 ` Jeffrey Carter
2003-02-10 0:13 ` Leif Holmgren
2003-02-10 9:49 ` Rod Chapman
2003-02-11 9:14 ` Gautier
2003-02-11 13:49 ` Antti Sykari
2003-02-11 17:18 ` Gautier [this message]
2003-02-11 17:29 ` Vinzent Hoefler
2003-02-12 1:09 ` Richard Riehle
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