1 files changed, 22 insertions, 45 deletions

diff --git a/include/crypto/poly1305.h b/include/crypto/poly1305.h
index 090692ec3bc7..e54abda8cfe9 100644
--- a/include/crypto/poly1305.h
+++ b/include/crypto/poly1305.h
@@ -7,7 +7,6 @@
 #define _CRYPTO_POLY1305_H
 
 #include <linux/types.h>
-#include <linux/crypto.h>
 
 #define POLY1305_BLOCK_SIZE	16
 #define POLY1305_KEY_SIZE	32
@@ -38,17 +37,8 @@ struct poly1305_state {
 	};
 };
 
-struct poly1305_desc_ctx {
-	/* partial buffer */
-	u8 buf[POLY1305_BLOCK_SIZE];
-	/* bytes used in partial buffer */
-	unsigned int buflen;
-	/* how many keys have been set in r[] */
-	unsigned short rset;
-	/* whether s[] has been set */
-	bool sset;
-	/* finalize key */
-	u32 s[4];
+/* Combined state for block function. */
+struct poly1305_block_state {
 	/* accumulator */
 	struct poly1305_state h;
 	/* key */
@@ -58,42 +48,29 @@ struct poly1305_desc_ctx {
 	};
 };
 
-void poly1305_init_arch(struct poly1305_desc_ctx *desc,
-			const u8 key[POLY1305_KEY_SIZE]);
-void poly1305_init_generic(struct poly1305_desc_ctx *desc,
-			   const u8 key[POLY1305_KEY_SIZE]);
-
-static inline void poly1305_init(struct poly1305_desc_ctx *desc, const u8 *key)
-{
-	if (IS_ENABLED(CONFIG_CRYPTO_ARCH_HAVE_LIB_POLY1305))
-		poly1305_init_arch(desc, key);
-	else
-		poly1305_init_generic(desc, key);
-}
-
-void poly1305_update_arch(struct poly1305_desc_ctx *desc, const u8 *src,
-			  unsigned int nbytes);
-void poly1305_update_generic(struct poly1305_desc_ctx *desc, const u8 *src,
-			     unsigned int nbytes);
-
-static inline void poly1305_update(struct poly1305_desc_ctx *desc,
-				   const u8 *src, unsigned int nbytes)
-{
-	if (IS_ENABLED(CONFIG_CRYPTO_ARCH_HAVE_LIB_POLY1305))
-		poly1305_update_arch(desc, src, nbytes);
-	else
-		poly1305_update_generic(desc, src, nbytes);
-}
+struct poly1305_desc_ctx {
+	/* partial buffer */
+	u8 buf[POLY1305_BLOCK_SIZE];
+	/* bytes used in partial buffer */
+	unsigned int buflen;
+	/* finalize key */
+	u32 s[4];
+	struct poly1305_block_state state;
+};
 
-void poly1305_final_arch(struct poly1305_desc_ctx *desc, u8 *digest);
-void poly1305_final_generic(struct poly1305_desc_ctx *desc, u8 *digest);
+void poly1305_init(struct poly1305_desc_ctx *desc,
+		   const u8 key[POLY1305_KEY_SIZE]);
+void poly1305_update(struct poly1305_desc_ctx *desc,
+		     const u8 *src, unsigned int nbytes);
+void poly1305_final(struct poly1305_desc_ctx *desc, u8 *digest);
 
-static inline void poly1305_final(struct poly1305_desc_ctx *desc, u8 *digest)
+#if IS_ENABLED(CONFIG_CRYPTO_ARCH_HAVE_LIB_POLY1305)
+bool poly1305_is_arch_optimized(void);
+#else
+static inline bool poly1305_is_arch_optimized(void)
 {
-	if (IS_ENABLED(CONFIG_CRYPTO_ARCH_HAVE_LIB_POLY1305))
-		poly1305_final_arch(desc, digest);
-	else
-		poly1305_final_generic(desc, digest);
+	return false;
 }
+#endif
 
 #endif