Messages in this thread | | | From | Thomas Fossati <> | Date | Wed, 27 Sep 2023 10:04:25 +0200 | Subject | Re: [PATCH v4 2/6] configfs-tsm: Introduce a shared ABI for attestation reports |
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Hi Dan,
> On 9/25/2023 9:17 PM, Dan Williams wrote: > > +++ b/include/linux/tsm.h > > @@ -0,0 +1,63 @@ > > +/* SPDX-License-Identifier: GPL-2.0 */ > > +#ifndef __TSM_H > > +#define __TSM_H > > + > > +#include <linux/sizes.h> > > +#include <linux/types.h> > > +#include <linux/device.h> > > + > > +#define TSM_INBLOB_MAX 64
I guess @inblob is supposed to (possibly) accommodate nonces from a challenger, correct? If so, 64 bytes may not be enough for attesters that produce EAT-formatted reports -- see [1], and [2].
[1] https://www.ietf.org/archive/id/draft-ietf-rats-eat-21.html#section-4.1-5 [2] https://github.com/ietf-rats-wg/eat/pull/421/files
cheers, thanks
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