Date: Tue, 12 Dec 2000 17:11:57 +0100 From: Poul-Henning Kamp <phk@critter.freebsd.dk> To: Julian Elischer <julian@elischer.org> Cc: Matt Dillon <dillon@earth.backplane.com>, kris@citusc.usc.edu, Dag-Erling Smorgrav <des@ofug.org>, arch@FreeBSD.ORG Subject: Re: Safe string formatting in the kernel Message-ID: <48904.976637517@critter> In-Reply-To: Your message of "Tue, 12 Dec 2000 04:50:22 PST." <3A361F0E.F015A262@elischer.org>
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In message <3A361F0E.F015A262@elischer.org>, Julian Elischer writes: >Poul-Henning Kamp wrote: >> >> In message <200012120259.eBC2xfb99004@earth.backplane.com>, Matt Dillon writes: >> >> > sprintf(), strcpy(), and strcat(). But why not just replace those >> > functions with an snprintf() equivalent? I don't think we really need >> > a dynamic string allocation mechanism in the kernel, there is virtually >> > nowhere where it would actually be of any use. >> >> There are several places where this new API would make the code >> simpler and less prone to overflowable errors. procfs and various >> netgraph nodes spring to mind immediately. > >hmmm such as? The "config" and "status" returns. -- Poul-Henning Kamp | UNIX since Zilog Zeus 3.20 phk@FreeBSD.ORG | TCP/IP since RFC 956 FreeBSD committer | BSD since 4.3-tahoe Never attribute to malice what can adequately be explained by incompetence. To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-arch" in the body of the message
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