diff options
| author | Hannes Reinecke <hare@suse.de> | 2022-06-27 11:51:57 +0200 |
|---|---|---|
| committer | Jens Axboe <axboe@kernel.dk> | 2022-08-02 17:14:47 -0600 |
| commit | 85cc424381804386d991f81e08b4933ca1f04214 (patch) | |
| tree | e25e64678767821da8150875cf66112f64981068 /crypto | |
| parent | e41f8c0222e30aadc58b84fcb33472a1505018f3 (diff) | |
crypto: add crypto_has_shash()
Add helper function to determine if a given synchronous hash is supported.
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>
Acked-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'crypto')
| -rw-r--r-- | crypto/shash.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/crypto/shash.c b/crypto/shash.c index 0a0a50cb694f..4c88e63b3350 100644 --- a/crypto/shash.c +++ b/crypto/shash.c @@ -521,6 +521,12 @@ struct crypto_shash *crypto_alloc_shash(const char *alg_name, u32 type, } EXPORT_SYMBOL_GPL(crypto_alloc_shash); +int crypto_has_shash(const char *alg_name, u32 type, u32 mask) +{ + return crypto_type_has_alg(alg_name, &crypto_shash_type, type, mask); +} +EXPORT_SYMBOL_GPL(crypto_has_shash); + static int shash_prepare_alg(struct shash_alg *alg) { struct crypto_alg *base = &alg->base; |