[PATCH v2 18/18] keyctl_pkey: Add pkey parameters slen and mgfhash for PSS

Ben Boeckel me at benboeckel.net
Fri Apr 9 14:15:48 UTC 2021

On Thu, Apr 08, 2021 at 16:15:16 +0200, Varad Gautam wrote:
> keyctl pkey_* operations accept enc and hash parameters at present.
> RSASSA-PSS signatures also require passing in the signature salt
> length and the mgf hash function.
> Add parameters:
> - 'slen' to feed in salt length of a PSS signature.
> - 'mgfhash' to feed in the hash function used for MGF.

Could `Documentation/security/keys/core.rst` be updated to mention these
new parameters? Statements on what values are allowed would be
appreciated as well (e.g., that `saltlen` (a far better name IMO) is
unsigned 32-bits and where valid algorithm names could be found as



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