[Buildroot] [PATCH] host-rauc: Allow use of host-libp11 for crypto hardware support
Thomas Petazzoni
thomas.petazzoni at bootlin.com
Sun Jun 23 16:04:29 UTC 2019
On Sat, 23 Feb 2019 02:23:51 +0000
Trent Piepho <tpiepho at impinj.com> wrote:
> To use a private key stored on a hardware crypto module, such as an HSM
> or smart card, rauc needs OpenSSL to have support for pkcs11 modules.
> OpenSSL achieves this through the libp11 library.
>
> The libp11 engine for OpenSSL is a dynamic module, so the dependency is
> at rauc's runtime, rather than openssl's or rauc's build time. However,
> it still needs to be added as a dependency, so that anything that uses
> host-rauc when building can be assured that host-rauc is fully
> functional.
>
> As this is a runtime dependency, there's no need for a target
> dependency. And it's only used for signing updates, which isn't done on
> the target anyway.
>
> Signed-off-by: Trent Piepho <tpiepho at impinj.com>
> ---
> To work, this requires the patch to add libp11,
> https://patchwork.ozlabs.org/patch/1009607/
Applied to master, thanks.
Thomas
--
Thomas Petazzoni, CTO, Bootlin
Embedded Linux and Kernel engineering
https://bootlin.com
More information about the buildroot
mailing list