netdev - Re: [PATCH net-next v2 1/3] tools: ynl-gen: support sub-type for binary attributes

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]

Message-ID: <m2plghh50t.fsf@gmail.com>
Date: Fri, 09 May 2025 22:02:10 +0100
From: Donald Hunter <donald.hunter@...il.com>
To: Jakub Kicinski <kuba@...nel.org>
Cc: davem@...emloft.net,  netdev@...r.kernel.org,  edumazet@...gle.com,
  pabeni@...hat.com,  andrew+netdev@...n.ch,  horms@...nel.org,
  jacob.e.keller@...el.com
Subject: Re: [PATCH net-next v2 1/3] tools: ynl-gen: support sub-type for
 binary attributes

Jakub Kicinski <kuba@...nel.org> writes:

> Sub-type annotation on binary attributes may indicate that the attribute
> carries an array of simple types (also referred to as "C array" in docs).
> Support rendering them as such in the C user code. For example for u32,
> instead of:
>
>   struct {
>     u32 arr;
>   } _len;
>
>   void *arr;
>
> render:
>
>   struct {
>     u32 arr;
>   } _count;
>
>   __u32 *arr;
>
> Note that count is the number of elements while len was the length in bytes.
>
> Signed-off-by: Jakub Kicinski <kuba@...nel.org>

Reviewed-by: Donald Hunter <donald.hunter@...il.com>