From afddce13ce81d52a13898fa0700917835c71acd6 Mon Sep 17 00:00:00 2001 From: Herbert Xu Date: Mon, 7 Apr 2025 18:20:59 +0800 Subject: [PATCH] crypto: api - Add reqsize to crypto_alg Add a reqsize field to crypto_alg with the intention of replacing the type-specific reqsize field currently used by ahash and acomp. Signed-off-by: Herbert Xu --- include/linux/crypto.h | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/include/linux/crypto.h b/include/linux/crypto.h index 56cf229e2530..15476b085ce3 100644 --- a/include/linux/crypto.h +++ b/include/linux/crypto.h @@ -276,6 +276,7 @@ struct cipher_alg { * to the alignmask of the algorithm being used, in order to * avoid the API having to realign them. Note: the alignmask is * not supported for hash algorithms and is always 0 for them. + * @cra_reqsize: Size of the request context for this algorithm. * @cra_priority: Priority of this transformation implementation. In case * multiple transformations with same @cra_name are available to * the Crypto API, the kernel will use the one with highest @@ -322,6 +323,7 @@ struct crypto_alg { unsigned int cra_blocksize; unsigned int cra_ctxsize; unsigned int cra_alignmask; + unsigned int cra_reqsize; int cra_priority; refcount_t cra_refcnt; @@ -441,6 +443,11 @@ static inline unsigned int crypto_tfm_alg_alignmask(struct crypto_tfm *tfm) return tfm->__crt_alg->cra_alignmask; } +static inline unsigned int crypto_tfm_alg_reqsize(struct crypto_tfm *tfm) +{ + return tfm->__crt_alg->cra_reqsize; +} + static inline u32 crypto_tfm_get_flags(struct crypto_tfm *tfm) { return tfm->crt_flags; -- 2.50.1