diff --git a/include/mbedtls/aesni.h b/include/mbedtls/aesni.h
index c1d22f5..653b146 100644
--- a/include/mbedtls/aesni.h
+++ b/include/mbedtls/aesni.h
@@ -37,8 +37,8 @@
 #define MBEDTLS_AESNI_CLMUL    0x00000002u
 
 #if defined(MBEDTLS_HAVE_ASM) && defined(__GNUC__) &&  \
-    ( defined(__amd64__) || defined(__x86_64__) )   &&  \
-    ! defined(MBEDTLS_HAVE_X86_64)
+    (defined(__amd64__) || defined(__x86_64__))   &&  \
+    !defined(MBEDTLS_HAVE_X86_64)
 #define MBEDTLS_HAVE_X86_64
 #endif
 
@@ -59,7 +59,7 @@
  *
  * \return         1 if CPU has support for the feature, 0 otherwise
  */
-int mbedtls_aesni_has_support( unsigned int what );
+int mbedtls_aesni_has_support(unsigned int what);
 
 /**
  * \brief          Internal AES-NI AES-ECB block encryption and decryption
@@ -74,10 +74,10 @@
  *
  * \return         0 on success (cannot fail)
  */
-int mbedtls_aesni_crypt_ecb( mbedtls_aes_context *ctx,
-                             int mode,
-                             const unsigned char input[16],
-                             unsigned char output[16] );
+int mbedtls_aesni_crypt_ecb(mbedtls_aes_context *ctx,
+                            int mode,
+                            const unsigned char input[16],
+                            unsigned char output[16]);
 
 /**
  * \brief          Internal GCM multiplication: c = a * b in GF(2^128)
@@ -92,9 +92,9 @@
  * \note           Both operands and result are bit strings interpreted as
  *                 elements of GF(2^128) as per the GCM spec.
  */
-void mbedtls_aesni_gcm_mult( unsigned char c[16],
-                             const unsigned char a[16],
-                             const unsigned char b[16] );
+void mbedtls_aesni_gcm_mult(unsigned char c[16],
+                            const unsigned char a[16],
+                            const unsigned char b[16]);
 
 /**
  * \brief           Internal round key inversion. This function computes
@@ -107,9 +107,9 @@
  * \param fwdkey    Original round keys (for encryption)
  * \param nr        Number of rounds (that is, number of round keys minus one)
  */
-void mbedtls_aesni_inverse_key( unsigned char *invkey,
-                                const unsigned char *fwdkey,
-                                int nr );
+void mbedtls_aesni_inverse_key(unsigned char *invkey,
+                               const unsigned char *fwdkey,
+                               int nr);
 
 /**
  * \brief           Internal key expansion for encryption
@@ -123,9 +123,9 @@
  *
  * \return          0 if successful, or MBEDTLS_ERR_AES_INVALID_KEY_LENGTH
  */
-int mbedtls_aesni_setkey_enc( unsigned char *rk,
-                              const unsigned char *key,
-                              size_t bits );
+int mbedtls_aesni_setkey_enc(unsigned char *rk,
+                             const unsigned char *key,
+                             size_t bits);
 
 #ifdef __cplusplus
 }