From: Rich Felker <dalias@aerifal.cx>
To: musl@lists.openwall.com
Subject: Re: openssh and sendmsg() problem
Date: Tue, 26 Jun 2012 17:13:19 -0400 [thread overview]
Message-ID: <20120626211319.GM544@brightrain.aerifal.cx> (raw)
In-Reply-To: <20120626204016.GA17860@port70.net>
On Tue, Jun 26, 2012 at 10:40:16PM +0200, Szabolcs Nagy wrote:
> > And kernel too.
> >
> > Both they define incompatible msghdr and cmsghdr structs.
> > The problem sits in cmsghdr struct, changing it's first member type to
> > 'size_t' solves openssh issue.
>
> so the issue is that the kernel and glibc uses size_t for socklen_t
> in struct msghdr and struct cmsghdr as well
>
> musl fixes msghdr but not cmsghdr
> (by using int + padding)
>
> where is it specified in posix that socklen_t should be unsigned int?
> it seems using size_t would make things easier..
Yes it would be easier, but unfortunately it's part of the LSB types
ABI and presumably the Linux kernel ABI...
Rich
next prev parent reply other threads:[~2012-06-26 21:13 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-06-26 11:01 orc
2012-06-26 12:00 ` Szabolcs Nagy
2012-06-26 16:01 ` Rich Felker
2012-06-26 17:24 ` orc
2012-06-26 17:32 ` Rich Felker
2012-06-26 18:16 ` orc
2012-06-26 19:08 ` Rich Felker
2012-06-26 19:39 ` orc
2012-06-26 20:40 ` Szabolcs Nagy
2012-06-26 21:13 ` Rich Felker [this message]
2012-07-01 10:23 ` orc
2012-06-26 18:32 ` John Spencer
2012-06-26 18:34 ` orc
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