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Diffstat (limited to 'include/crypto/internal/hash.h')
-rw-r--r--include/crypto/internal/hash.h30
1 files changed, 29 insertions, 1 deletions
diff --git a/include/crypto/internal/hash.h b/include/crypto/internal/hash.h
index 25806141db59..1a2a41b79253 100644
--- a/include/crypto/internal/hash.h
+++ b/include/crypto/internal/hash.h
@@ -75,7 +75,13 @@ void crypto_unregister_ahashes(struct ahash_alg *algs, int count);
int ahash_register_instance(struct crypto_template *tmpl,
struct ahash_instance *inst);
-bool crypto_shash_alg_has_setkey(struct shash_alg *alg);
+int shash_no_setkey(struct crypto_shash *tfm, const u8 *key,
+ unsigned int keylen);
+
+static inline bool crypto_shash_alg_has_setkey(struct shash_alg *alg)
+{
+ return alg->setkey != shash_no_setkey;
+}
static inline bool crypto_shash_alg_needs_key(struct shash_alg *alg)
{
@@ -134,6 +140,11 @@ static inline void *crypto_ahash_ctx(struct crypto_ahash *tfm)
return crypto_tfm_ctx(crypto_ahash_tfm(tfm));
}
+static inline void *crypto_ahash_ctx_dma(struct crypto_ahash *tfm)
+{
+ return crypto_tfm_ctx_dma(crypto_ahash_tfm(tfm));
+}
+
static inline struct ahash_alg *__crypto_ahash_alg(struct crypto_alg *alg)
{
return container_of(__crypto_hash_alg_common(alg), struct ahash_alg,
@@ -146,6 +157,13 @@ static inline void crypto_ahash_set_reqsize(struct crypto_ahash *tfm,
tfm->reqsize = reqsize;
}
+static inline void crypto_ahash_set_reqsize_dma(struct crypto_ahash *ahash,
+ unsigned int reqsize)
+{
+ reqsize += crypto_dma_align() & ~(crypto_tfm_ctx_alignment() - 1);
+ ahash->reqsize = reqsize;
+}
+
static inline struct crypto_instance *ahash_crypto_instance(
struct ahash_instance *inst)
{
@@ -169,6 +187,16 @@ static inline void *ahash_instance_ctx(struct ahash_instance *inst)
return crypto_instance_ctx(ahash_crypto_instance(inst));
}
+static inline void *ahash_request_ctx_dma(struct ahash_request *req)
+{
+ unsigned int align = crypto_dma_align();
+
+ if (align <= crypto_tfm_ctx_alignment())
+ align = 1;
+
+ return PTR_ALIGN(ahash_request_ctx(req), align);
+}
+
static inline void ahash_request_complete(struct ahash_request *req, int err)
{
req->base.complete(&req->base, err);