Re: [PATCH v2.1 6/7] ima-evm-utils: Extract digest algorithms from hash_info.h

[Mimi Zohar <zohar@linux.ibm.com>]

On Fri, 2018-11-30 at 14:22 -0500, Mimi Zohar wrote:
> On Thu, 2018-11-29 at 15:27 +0300, Vitaly Chikunov wrote:
> > If configured with "--with-kernel-headers=PATH" try to extract hash
> > algorithms from "hash_info.h" from the kernel source tree or
> > kernel-headers package located in the specified path. (Otherwise, it
> > will be tried to get from the installed kernel.)
> > 
> > This also introduces two algorithm lists, one is built-in and another is
> > from the kernel source. (They should never contain conflicting algorithm
> > IDs by their append-only nature.) If the digest is not found in the
> > built-in list it will be searched in the list from kernel's
> > "hash_info.h".
> > 
> > This patch will allow evmctl to be just recompiled to work with digest
> > algorithms introduced in the newer kernels.
> > 
> > Suggested-by: Mimi Zohar <zohar@linux.ibm.com>
> > Signed-off-by: Vitaly Chikunov <vt@altlinux.org>
> > ---
> > Changes since v1:
> > - New patch.
> > Changes since v2:
> > - Mark PATH portion of "--with-kernel-headers=PATH" non-optional and
> >   change description to reflect correct behavior.
> Defaulting to the currently running kernel build tree would have been
> nice.

Then you could extract "hash_algo_name[]" from crypto/hash_info.c
directly.

Mimi