crypto: proc - Print fips status

As FIPS may disable algorithms it is useful to show their status
in /proc/crypto.

Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Acked-by: Ard Biesheuvel <ardb@kernel.org>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
This commit is contained in:
Herbert Xu 2023-02-09 09:16:45 +08:00
parent bcdda4301b
commit c43cc8823d

View File

@ -11,6 +11,7 @@
#include <linux/atomic.h>
#include <linux/init.h>
#include <linux/crypto.h>
#include <linux/fips.h>
#include <linux/module.h> /* for module_name() */
#include <linux/rwsem.h>
#include <linux/proc_fs.h>
@ -48,6 +49,11 @@ static int c_show(struct seq_file *m, void *p)
seq_printf(m, "internal : %s\n",
(alg->cra_flags & CRYPTO_ALG_INTERNAL) ?
"yes" : "no");
if (fips_enabled) {
seq_printf(m, "fips : %s\n",
(alg->cra_flags & CRYPTO_ALG_FIPS_INTERNAL) ?
"no" : "yes");
}
if (alg->cra_flags & CRYPTO_ALG_LARVAL) {
seq_printf(m, "type : larval\n");