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authorEric Biggers <ebiggers@google.com>2019-03-10 12:00:56 -0700
committerHerbert Xu <herbert@gondor.apana.org.au>2019-03-22 20:57:26 +0800
commit477309580dcc5791a76302c53e50d0b8693b13bc (patch)
treee165812cef4391a4be4f55115d141545d7e3ecbb /include/crypto
parentb6708c2d8fbdeecfaf8380329d4e136f68deef05 (diff)
downloadlinux-477309580dcc5791a76302c53e50d0b8693b13bc.tar.gz
crypto: x86/morus640 - convert to use AEAD SIMD helpers
Convert the x86 implementation of MORUS-640 to use the AEAD SIMD
helpers, rather than hand-rolling the same functionality.  This
simplifies the code and also fixes the bug where the user-provided
aead_request is modified.

Signed-off-by: Eric Biggers <ebiggers@google.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'include/crypto')
-rw-r--r--include/crypto/morus640_glue.h79
1 files changed, 22 insertions, 57 deletions
diff --git a/include/crypto/morus640_glue.h b/include/crypto/morus640_glue.h
index df8e1103ff94..0ee6266cb26c 100644
--- a/include/crypto/morus640_glue.h
+++ b/include/crypto/morus640_glue.h
@@ -47,16 +47,7 @@ int crypto_morus640_glue_setauthsize(struct crypto_aead *tfm,
 int crypto_morus640_glue_encrypt(struct aead_request *req);
 int crypto_morus640_glue_decrypt(struct aead_request *req);
 
-int cryptd_morus640_glue_setkey(struct crypto_aead *aead, const u8 *key,
-				unsigned int keylen);
-int cryptd_morus640_glue_setauthsize(struct crypto_aead *aead,
-				     unsigned int authsize);
-int cryptd_morus640_glue_encrypt(struct aead_request *req);
-int cryptd_morus640_glue_decrypt(struct aead_request *req);
-int cryptd_morus640_glue_init_tfm(struct crypto_aead *aead);
-void cryptd_morus640_glue_exit_tfm(struct crypto_aead *aead);
-
-#define MORUS640_DECLARE_ALGS(id, driver_name, priority) \
+#define MORUS640_DECLARE_ALG(id, driver_name, priority) \
 	static const struct morus640_glue_ops crypto_morus640_##id##_ops = {\
 		.init = crypto_morus640_##id##_init, \
 		.ad = crypto_morus640_##id##_ad, \
@@ -77,55 +68,29 @@ void cryptd_morus640_glue_exit_tfm(struct crypto_aead *aead);
 	{ \
 	} \
 	\
-	static struct aead_alg crypto_morus640_##id##_algs[] = {\
-		{ \
-			.setkey = crypto_morus640_glue_setkey, \
-			.setauthsize = crypto_morus640_glue_setauthsize, \
-			.encrypt = crypto_morus640_glue_encrypt, \
-			.decrypt = crypto_morus640_glue_decrypt, \
-			.init = crypto_morus640_##id##_init_tfm, \
-			.exit = crypto_morus640_##id##_exit_tfm, \
-			\
-			.ivsize = MORUS_NONCE_SIZE, \
-			.maxauthsize = MORUS_MAX_AUTH_SIZE, \
-			.chunksize = MORUS640_BLOCK_SIZE, \
-			\
-			.base = { \
-				.cra_flags = CRYPTO_ALG_INTERNAL, \
-				.cra_blocksize = 1, \
-				.cra_ctxsize = sizeof(struct morus640_ctx), \
-				.cra_alignmask = 0, \
-				\
-				.cra_name = "__morus640", \
-				.cra_driver_name = "__"driver_name, \
-				\
-				.cra_module = THIS_MODULE, \
-			} \
-		}, { \
-			.setkey = cryptd_morus640_glue_setkey, \
-			.setauthsize = cryptd_morus640_glue_setauthsize, \
-			.encrypt = cryptd_morus640_glue_encrypt, \
-			.decrypt = cryptd_morus640_glue_decrypt, \
-			.init = cryptd_morus640_glue_init_tfm, \
-			.exit = cryptd_morus640_glue_exit_tfm, \
+	static struct aead_alg crypto_morus640_##id##_alg = {\
+		.setkey = crypto_morus640_glue_setkey, \
+		.setauthsize = crypto_morus640_glue_setauthsize, \
+		.encrypt = crypto_morus640_glue_encrypt, \
+		.decrypt = crypto_morus640_glue_decrypt, \
+		.init = crypto_morus640_##id##_init_tfm, \
+		.exit = crypto_morus640_##id##_exit_tfm, \
+		\
+		.ivsize = MORUS_NONCE_SIZE, \
+		.maxauthsize = MORUS_MAX_AUTH_SIZE, \
+		.chunksize = MORUS640_BLOCK_SIZE, \
+		\
+		.base = { \
+			.cra_flags = CRYPTO_ALG_INTERNAL, \
+			.cra_blocksize = 1, \
+			.cra_ctxsize = sizeof(struct morus640_ctx), \
+			.cra_alignmask = 0, \
+			.cra_priority = priority, \
 			\
-			.ivsize = MORUS_NONCE_SIZE, \
-			.maxauthsize = MORUS_MAX_AUTH_SIZE, \
-			.chunksize = MORUS640_BLOCK_SIZE, \
+			.cra_name = "__morus640", \
+			.cra_driver_name = "__"driver_name, \
 			\
-			.base = { \
-				.cra_flags = CRYPTO_ALG_ASYNC, \
-				.cra_blocksize = 1, \
-				.cra_ctxsize = sizeof(struct crypto_aead *), \
-				.cra_alignmask = 0, \
-				\
-				.cra_priority = priority, \
-				\
-				.cra_name = "morus640", \
-				.cra_driver_name = driver_name, \
-				\
-				.cra_module = THIS_MODULE, \
-			} \
+			.cra_module = THIS_MODULE, \
 		} \
 	}