nss buffers?

[Ulrich Drepper]

Found this old mail:

"Matthias Urlichs" <smurf@noris.de> writes:

> > > I just noticed that a getspnam() call will trash the buffer used by a
> > > previous getpwnam(). This caused wu-ftpd to break.
> > [...]
> Actual code, paraphrased of course, found in more than one program:
> ...
> 	pw = getpwnam("foo");
> 	if(!pw) die();
> 	sp = getspnam(pw->pw_name);
> 	if(!check_password(sp ? sp->sp_pwdp ? pw->pw_passwd)) die();
> 	chdir(pw->pw_dir); /* Garbage */

I can't believe there is such a problem.  The various getXXbyYY
functions all use separate buffers and the backends also don't share
buffers.  Somebody will have to investigate this more closely.

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