linux-kernel - Re: strings

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Message-ID: <bf4ef6ce-8fa9-57b8-7d18-2a4cbb41455b@gmail.com>
Date:   Fri, 21 Apr 2023 19:21:36 +0700
From:   Bagas Sanjaya <bagasdotme@...il.com>
To:     Willy Tarreau <w@....eu>
Cc:     André Coelho <andrealbergaria@...il.com>,
        linux-kernel@...r.kernel.org
Subject: Re: strings

On 4/21/23 13:34, Willy Tarreau wrote:

>> Looks like above link is about hex arithmetic implemented using strings,
>> right?
> 
> It looks more like a reinvention of the classical multi-byte string
> processing (memcmp, memcpy, memmove etc).
> 
>> Also, on what use cases can your idea fit the kernel context? Or doesn't the
>> kernel already have the implementation yet?
> 
> Sure it does, look at __crypto_memneq() for example, or more generally
> at any memcmp() or memcpy() implementation from the last 30 years, for
> example in glibc.
> 

Thanks for explanation! I don't have any serious C[++] programming
background, so I was confused when I wrote the original reply.

-- 
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