diff options
Diffstat (limited to 'include/crypto/internal/skcipher.h')
| -rw-r--r-- | include/crypto/internal/skcipher.h | 32 |
1 files changed, 31 insertions, 1 deletions
diff --git a/include/crypto/internal/skcipher.h b/include/crypto/internal/skcipher.h index a2339f80a615..fb3d9e899f52 100644 --- a/include/crypto/internal/skcipher.h +++ b/include/crypto/internal/skcipher.h @@ -14,6 +14,14 @@ #include <linux/list.h> #include <linux/types.h> +/* + * Set this if your algorithm is sync but needs a reqsize larger + * than MAX_SYNC_SKCIPHER_REQSIZE. + * + * Reuse bit that is specific to hash algorithms. + */ +#define CRYPTO_ALG_SKCIPHER_REQSIZE_LARGE CRYPTO_ALG_OPTIONAL_KEY + struct aead_request; struct rtattr; @@ -86,7 +94,7 @@ static inline void *skcipher_instance_ctx(struct skcipher_instance *inst) static inline void skcipher_request_complete(struct skcipher_request *req, int err) { - req->base.complete(&req->base, err); + crypto_request_complete(&req->base, err); } int crypto_grab_skcipher(struct crypto_skcipher_spawn *spawn, @@ -122,6 +130,13 @@ static inline void crypto_skcipher_set_reqsize( skcipher->reqsize = reqsize; } +static inline void crypto_skcipher_set_reqsize_dma( + struct crypto_skcipher *skcipher, unsigned int reqsize) +{ + reqsize += crypto_dma_align() & ~(crypto_tfm_ctx_alignment() - 1); + skcipher->reqsize = reqsize; +} + int crypto_register_skcipher(struct skcipher_alg *alg); void crypto_unregister_skcipher(struct skcipher_alg *alg); int crypto_register_skciphers(struct skcipher_alg *algs, int count); @@ -151,11 +166,26 @@ static inline void *crypto_skcipher_ctx(struct crypto_skcipher *tfm) return crypto_tfm_ctx(&tfm->base); } +static inline void *crypto_skcipher_ctx_dma(struct crypto_skcipher *tfm) +{ + return crypto_tfm_ctx_dma(&tfm->base); +} + static inline void *skcipher_request_ctx(struct skcipher_request *req) { return req->__ctx; } +static inline void *skcipher_request_ctx_dma(struct skcipher_request *req) +{ + unsigned int align = crypto_dma_align(); + + if (align <= crypto_tfm_ctx_alignment()) + align = 1; + + return PTR_ALIGN(skcipher_request_ctx(req), align); +} + static inline u32 skcipher_request_flags(struct skcipher_request *req) { return req->base.flags; |