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-rw-r--r--include/crypto/aead.h67
1 files changed, 67 insertions, 0 deletions
diff --git a/include/crypto/aead.h b/include/crypto/aead.h
index 083920312da..0edf949f636 100644
--- a/include/crypto/aead.h
+++ b/include/crypto/aead.h
@@ -15,6 +15,7 @@
#include <linux/crypto.h>
#include <linux/kernel.h>
+#include <linux/slab.h>
/**
* struct aead_givcrypt_request - AEAD request with IV generation
@@ -35,4 +36,70 @@ static inline struct crypto_aead *aead_givcrypt_reqtfm(
return crypto_aead_reqtfm(&req->areq);
}
+static inline int crypto_aead_givencrypt(struct aead_givcrypt_request *req)
+{
+ struct aead_tfm *crt = crypto_aead_crt(aead_givcrypt_reqtfm(req));
+ return crt->givencrypt(req);
+};
+
+static inline int crypto_aead_givdecrypt(struct aead_givcrypt_request *req)
+{
+ struct aead_tfm *crt = crypto_aead_crt(aead_givcrypt_reqtfm(req));
+ return crt->givdecrypt(req);
+};
+
+static inline void aead_givcrypt_set_tfm(struct aead_givcrypt_request *req,
+ struct crypto_aead *tfm)
+{
+ req->areq.base.tfm = crypto_aead_tfm(tfm);
+}
+
+static inline struct aead_givcrypt_request *aead_givcrypt_alloc(
+ struct crypto_aead *tfm, gfp_t gfp)
+{
+ struct aead_givcrypt_request *req;
+
+ req = kmalloc(sizeof(struct aead_givcrypt_request) +
+ crypto_aead_reqsize(tfm), gfp);
+
+ if (likely(req))
+ aead_givcrypt_set_tfm(req, tfm);
+
+ return req;
+}
+
+static inline void aead_givcrypt_free(struct aead_givcrypt_request *req)
+{
+ kfree(req);
+}
+
+static inline void aead_givcrypt_set_callback(
+ struct aead_givcrypt_request *req, u32 flags,
+ crypto_completion_t complete, void *data)
+{
+ aead_request_set_callback(&req->areq, flags, complete, data);
+}
+
+static inline void aead_givcrypt_set_crypt(struct aead_givcrypt_request *req,
+ struct scatterlist *src,
+ struct scatterlist *dst,
+ unsigned int nbytes, void *iv)
+{
+ aead_request_set_crypt(&req->areq, src, dst, nbytes, iv);
+}
+
+static inline void aead_givcrypt_set_assoc(struct aead_givcrypt_request *req,
+ struct scatterlist *assoc,
+ unsigned int assoclen)
+{
+ aead_request_set_assoc(&req->areq, assoc, assoclen);
+}
+
+static inline void aead_givcrypt_set_giv(struct aead_givcrypt_request *req,
+ u8 *giv, u64 seq)
+{
+ req->giv = giv;
+ req->seq = seq;
+}
+
#endif /* _CRYPTO_AEAD_H */