[PATCH v4 08/29] hash: integrate hash on mbedtls

[Raymond Mao]

Hi Ilias,

On Wed, 3 Jul 2024 at 04:56, Ilias Apalodimas <ilias.apalodimas at linaro.org>
wrote:

> Hi Raymond
>
> On Tue, 2 Jul 2024 at 21:27, Raymond Mao <raymond.mao at linaro.org> wrote:
> >
> > Integrate common/hash.c on the hash shim layer so that hash APIs
> > from mbedtls can be leveraged by boot/image and efi_loader.
> >
> > Signed-off-by: Raymond Mao <raymond.mao at linaro.org>
> > ---
> > Changes in v2
> > - Use the original head files instead of creating new ones.
> > Changes in v3
> > - Add handle checkers for malloc.
> > Changes in v4
> > - None.
> >
> >  common/hash.c | 143 ++++++++++++++++++++++++++++++++++++++++++++++++++
> >  1 file changed, 143 insertions(+)
> >
> > diff --git a/common/hash.c b/common/hash.c
> > index ac63803fed9..96caf074374 100644
> > --- a/common/hash.c
> > +++ b/common/hash.c
>
[snip]

> > @@ -267,10 +404,16 @@ static struct hash_algo hash_algo[] = {
> >                 .hash_init      = hw_sha_init,
> >                 .hash_update    = hw_sha_update,
> >                 .hash_finish    = hw_sha_finish,
> > +#else
> > +#if CONFIG_IS_ENABLED(MBEDTLS_LIB_CRYPTO)
> > +               .hash_init      = hash_init_sha512,
> > +               .hash_update    = hash_update_sha512,
> > +               .hash_finish    = hash_finish_sha512,
>
> I don't have strong opinion here, but you could alternatively define
> sha384 wrappers for mbedTLS and avoid this ifdef.
> In any case I personally don't mind.
>
> I will prefer not to create a new wrapper function in order to save
space.

Regards,
Raymond