| Message ID | 20220518112234.24264-3-hare@suse.de (mailing list archive) |
|---|---|
| State | Not Applicable |
| Delegated to: | Herbert Xu |
| Headers | show |
| Series | nvme: In-band authentication support | expand |
On Wed, May 18, 2022 at 01:22:25PM +0200, Hannes Reinecke wrote: > Add helper function to determine if a given key-agreement protocol > primitive is supported. > > Cc: Herbert Xu <herbert@gondor.apana.org.au> > Signed-off-by: Hannes Reinecke <hare@suse.de> > Reviewed-by: Sagi Grimberg <sagi@grimberg.me> > Reviewed-by: Chaitanya Kulkarni <kch@nvidia.com> > Reviewed-by: Himanshu Madhani <himanshu.madhani@oracle.com> > --- > crypto/kpp.c | 6 ++++++ > include/crypto/kpp.h | 2 ++ > 2 files changed, 8 insertions(+) Acked-by: Herbert Xu <herbert@gondor.apana.org.au>
diff --git a/crypto/kpp.c b/crypto/kpp.c index 7aa6ba4b60a4..678e871ce418 100644 --- a/crypto/kpp.c +++ b/crypto/kpp.c @@ -104,6 +104,12 @@ int crypto_grab_kpp(struct crypto_kpp_spawn *spawn, } EXPORT_SYMBOL_GPL(crypto_grab_kpp); +int crypto_has_kpp(const char *alg_name, u32 type, u32 mask) +{ + return crypto_type_has_alg(alg_name, &crypto_kpp_type, type, mask); +} +EXPORT_SYMBOL_GPL(crypto_has_kpp); + static void kpp_prepare_alg(struct kpp_alg *alg) { struct crypto_alg *base = &alg->base; diff --git a/include/crypto/kpp.h b/include/crypto/kpp.h index cccceadc164b..24d01e9877c1 100644 --- a/include/crypto/kpp.h +++ b/include/crypto/kpp.h @@ -104,6 +104,8 @@ struct kpp_alg { */ struct crypto_kpp *crypto_alloc_kpp(const char *alg_name, u32 type, u32 mask); +int crypto_has_kpp(const char *alg_name, u32 type, u32 mask); + static inline struct crypto_tfm *crypto_kpp_tfm(struct crypto_kpp *tfm) { return &tfm->base;