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From: <tomas@tuxteam.de>
To: Petteri Hintsanen <petterih@iki.fi>
Cc: Eli Zaretskii <eliz@gnu.org>, emacs-devel@gnu.org
Subject: Re: Bindat can exhaust memory when unpacking to vector
Date: Tue, 24 Oct 2023 06:34:40 +0200	[thread overview]
Message-ID: <ZTdJYDYzBdSo+hCv@tuxteam.de> (raw)
In-Reply-To: <87a5s9m8ri.fsf@iki.fi>

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On Mon, Oct 23, 2023 at 10:36:01PM +0300, Petteri Hintsanen wrote:
> Eli Zaretskii <eliz@gnu.org> writes:

[...]

> > Can you argue why this should be considered a problem for Emacs to
> > solve, and not a cockpit error on the part of the Lisp program that
> > makes such calls?
> 
> No, not really.  Now when I think about it, it is fairly obvious that
> the programmer should realize this when using such low level mechanism
> as Bindat.

OTOH, a maximum length of something might be thought as a (n optional)
part of a type description. Types are predicates.

As could be a set of bounds for a numerical type. Perhaps there's an
extension opportunity for bindat.

Cheers
-- 
t

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  reply	other threads:[~2023-10-24  4:34 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-10-22 19:36 Bindat can exhaust memory when unpacking to vector Petteri Hintsanen
2023-10-23 11:25 ` Eli Zaretskii
2023-10-23 19:36   ` Petteri Hintsanen
2023-10-24  4:34     ` tomas [this message]
2023-11-12 19:11       ` Petteri Hintsanen
2023-11-04  7:48     ` Eli Zaretskii
2023-11-04  8:21       ` Stefan Monnier
2024-03-10 21:58         ` Stefan Monnier
2024-03-19 20:09           ` Petteri Hintsanen
2024-03-19 21:08             ` Stefan Monnier

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