linux-hardening - Re: [PATCH] string: Implement KUnit test for str*cmp functions

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date: Wed, 17 Apr 2024 17:28:18 +0300
From: Andy Shevchenko <andy@...nel.org>
To: Ivan Orlov <ivan.orlov0322@...il.com>
Cc: keescook@...omium.org, akpm@...ux-foundation.org,
	linux-kernel@...r.kernel.org, linux-hardening@...r.kernel.org,
	skhan@...uxfoundation.org
Subject: Re: [PATCH] string: Implement KUnit test for str*cmp functions

On Wed, Apr 17, 2024 at 02:54:15PM +0100, Ivan Orlov wrote:
> Currently, str*cmp functions (strcmp, strncmp, strcasecmp and
> strncasecmp) are not covered with tests. Implement the test which
> covers them all.
> 
> The strcmp test suite consist of 8 test cases:
> 
> 1) strcmp test
> 2) strcmp test on long strings (2048 chars)
> 3) strncmp test
> 4) strncmp test on long strings (2048 chars)
> 5) strcasecmp test
> 6) strcasecmp test on long strings
> 7) strncasecmp test
> 8) strncasecmp test on long strings
> 
> The test aims at covering as many edge cases as possible, including
> the tests on empty strings, situations when the different symbol is
> placed at the end of one of the strings, etc.

...

>  lib/strcmp_kunit.c | 170 +++++++++++++++++++++++++++++++++++++++++++++

Why is not part of the existing string_kunit.c?

-- 
With Best Regards,
Andy Shevchenko