diff options
| author |   Christian Lamparter <chunkeey@gmail.com> | 2017-10-04 01:00:15 +0200 |
|---|---|---|
| committer |   Herbert Xu <herbert@gondor.apana.org.au> | 2017-10-12 22:55:19 +0800 |
| commit | a0aae821ba3d35a49d4d0143dfb0c07eee22130e (patch) | |
| tree | c44b136b3981984677dfc8e172a27e4154ac7ef8 /drivers/crypto/amcc/crypto4xx_core.h | |
| parent | crypto: crypto4xx - simplify sa and state context acquisition (diff) | |
| download | linux-dev-a0aae821ba3d35a49d4d0143dfb0c07eee22130e.tar.xz linux-dev-a0aae821ba3d35a49d4d0143dfb0c07eee22130e.zip | |
crypto: crypto4xx - prepare for AEAD support
This patch enhances existing interfaces and
functions to support AEAD ciphers in the next
patches.
Signed-off-by: Christian Lamparter <chunkeey@gmail.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to '')
| -rw-r--r-- | drivers/crypto/amcc/crypto4xx_core.h | 22 |
1 files changed, 9 insertions, 13 deletions
diff --git a/drivers/crypto/amcc/crypto4xx_core.h b/drivers/crypto/amcc/crypto4xx_core.h index 650aa94cc4b8..ab89c2af1e90 100644 --- a/drivers/crypto/amcc/crypto4xx_core.h +++ b/drivers/crypto/amcc/crypto4xx_core.h @@ -22,7 +22,9 @@ #ifndef __CRYPTO4XX_CORE_H__ #define __CRYPTO4XX_CORE_H__ +#include <linux/ratelimit.h> #include <crypto/internal/hash.h> +#include <crypto/internal/aead.h> #include "crypto4xx_reg_def.h" #include "crypto4xx_sa.h" @@ -106,6 +108,7 @@ struct crypto4xx_device { struct pd_uinfo *pdr_uinfo; struct list_head alg_list; /* List of algorithm supported by this device */ + struct ratelimit_state aead_ratelimit; }; struct crypto4xx_core_device { @@ -125,6 +128,9 @@ struct crypto4xx_ctx { struct dynamic_sa_ctl *sa_out; __le32 iv_nonce; u32 sa_len; + union { + struct crypto_aead *aead; + } sw_cipher; }; struct crypto4xx_alg_common { @@ -132,6 +138,7 @@ struct crypto4xx_alg_common { union { struct crypto_alg cipher; struct ahash_alg hash; + struct aead_alg aead; } u; }; @@ -141,18 +148,6 @@ struct crypto4xx_alg { struct crypto4xx_device *dev; }; -static inline struct crypto4xx_alg *crypto_alg_to_crypto4xx_alg( - struct crypto_alg *x) -{ - switch (x->cra_flags & CRYPTO_ALG_TYPE_MASK) { - case CRYPTO_ALG_TYPE_AHASH: - return container_of(__crypto_ahash_alg(x), - struct crypto4xx_alg, alg.u.hash); - } - - return container_of(x, struct crypto4xx_alg, alg.u.cipher); -} - int crypto4xx_alloc_sa(struct crypto4xx_ctx *ctx, u32 size); void crypto4xx_free_sa(struct crypto4xx_ctx *ctx); void crypto4xx_free_ctx(struct crypto4xx_ctx *ctx); @@ -163,7 +158,8 @@ int crypto4xx_build_pd(struct crypto_async_request *req, const unsigned int datalen, const __le32 *iv, const u32 iv_len, const struct dynamic_sa_ctl *sa, - const unsigned int sa_len); + const unsigned int sa_len, + const unsigned int assoclen); int crypto4xx_setkey_aes_cbc(struct crypto_ablkcipher *cipher, const u8 *key, unsigned int keylen); int crypto4xx_setkey_aes_cfb(struct crypto_ablkcipher *cipher, |