[PATCH v2] KEYS: trusted: Use ASN.1 encoded OID
David Howells
dhowells at redhat.com
Thu May 23 13:36:29 UTC 2024
Jarkko Sakkinen <jarkko at kernel.org> wrote:
> There's no reason to encode OID_TPMSealedData at run-time, as it never
> changes.
>
> Replace it with the encoded version, which has exactly the same size:
>
> 67 81 05 0A 01 05
>
> Include OBJECT IDENTIFIER (0x06) tag and length as the epilogue so that
> the OID can be simply copied to the blob.
This seems reasonable. We have a limited set of OIDs we can generate
(currently 1). Better to store the BER-encoded form and copy that in rather
than trying to turn a pretty-printed OID into the BER encoding unless we
absolutely have to.
David
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