From: Ted Zlatanov <tzz@lifelogs.com>
To: emacs-devel@gnu.org
Subject: Re: DSO-style FFI
Date: Wed, 09 Oct 2013 18:26:56 -0400 [thread overview]
Message-ID: <87bo2yt70v.fsf@flea.lifelogs.com> (raw)
In-Reply-To: 52546F55.1020707@lanl.gov
On Tue, 08 Oct 2013 14:47:17 -0600 Davis Herring <herring@lanl.gov> wrote:
DH> An interface like ctypes from Python would not involve Lisp_Objects on
DH> the other side, but would rather provide a means for a Lisp program to
DH> specify a mapping from its objects (Lisp_Objects, of course) to the C
DH> datatypes appropriate to the interface. Simple things like "expose my
DH> string as a writable char*" and "copy my integer into an int passed by
DH> value" would suffice for many clients (or many target libraries, which
DH> is much the same thing). libffi helps to formulate the actual calls
DH> (with all their platform/ABI-dependent nonsense) based on such abstract
DH> descriptions.
That's pretty dangerous, isn't it? Any memory corruption, intentional
or not, could affect the user significantly. Is that an acceptable risk?
Ted
next prev parent reply other threads:[~2013-10-09 22:26 UTC|newest]
Thread overview: 37+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-10-06 9:15 GNU Emacs-libnettle-libhogweed integration patch v1 Ted Zlatanov
2013-10-06 9:58 ` bignum support in Emacs with libgmp (was: GNU Emacs-libnettle-libhogweed integration patch v1) Ted Zlatanov
2013-10-06 16:09 ` GNU Emacs-libnettle-libhogweed integration patch v1 Eli Zaretskii
2013-10-06 21:07 ` Ted Zlatanov
2013-10-06 16:51 ` Stefan Monnier
2013-10-06 16:58 ` Eli Zaretskii
2013-10-06 21:19 ` Ted Zlatanov
2013-10-07 4:02 ` Stefan Monnier
2013-10-07 11:41 ` Ted Zlatanov
2013-10-07 22:03 ` Ted Zlatanov
2013-10-07 22:58 ` Stefan Monnier
2013-10-07 23:43 ` Emacs crypto use cases (was: GNU Emacs-libnettle-libhogweed integration patch v1) Ted Zlatanov
2013-10-08 3:02 ` Emacs crypto use cases Stefan Monnier
2013-10-08 10:33 ` Ted Zlatanov
2013-10-08 13:17 ` Stephen J. Turnbull
2013-10-08 16:35 ` DSO-style FFI (was: Emacs crypto use cases) Stefan Monnier
2013-10-08 17:32 ` DSO-style FFI Tom Tromey
2013-10-08 19:42 ` Ted Zlatanov
2013-10-08 20:43 ` Tom Tromey
2013-10-09 23:21 ` Ted Zlatanov
2013-10-10 8:09 ` Andreas Schwab
2013-10-08 20:47 ` Davis Herring
2013-10-09 22:26 ` Ted Zlatanov [this message]
2013-10-09 23:52 ` Davis Herring
2013-10-10 1:25 ` Ted Zlatanov
2013-10-10 4:36 ` DSO-style DSOs (this is NOT an FFI!) Stephen J. Turnbull
2013-10-09 1:48 ` DSO-style FFI Stephen J. Turnbull
2013-10-09 2:40 ` Stefan Monnier
2013-10-12 15:34 ` Michael Welsh Duggan
2013-10-12 18:55 ` Stefan Monnier
2013-10-18 13:31 ` Ted Zlatanov
2013-10-19 14:41 ` Stefan Monnier
2013-10-19 15:08 ` Stefan Monnier
2013-10-19 17:33 ` Andy Moreton
2013-10-19 19:44 ` Ted Zlatanov
2013-10-12 23:36 ` Stephen J. Turnbull
2013-10-08 19:50 ` Ted Zlatanov
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