diff --git a/include/psa/crypto_struct.h b/include/psa/crypto_struct.h
index 511b397..743c6ad 100644
--- a/include/psa/crypto_struct.h
+++ b/include/psa/crypto_struct.h
@@ -80,8 +80,7 @@
  * algorithms. */
 #include "psa/crypto_driver_contexts_primitives.h"
 
-struct psa_hash_operation_s
-{
+struct psa_hash_operation_s {
     /** Unique ID indicating which driver got assigned to do the
      * operation. Since driver contexts are driver-specific, swapping
      * drivers halfway through the operation is not supported.
@@ -92,15 +91,14 @@
     psa_driver_hash_context_t ctx;
 };
 
-#define PSA_HASH_OPERATION_INIT {0, {0}}
-static inline struct psa_hash_operation_s psa_hash_operation_init( void )
+#define PSA_HASH_OPERATION_INIT { 0, { 0 } }
+static inline struct psa_hash_operation_s psa_hash_operation_init(void)
 {
     const struct psa_hash_operation_s v = PSA_HASH_OPERATION_INIT;
-    return( v );
+    return v;
 }
 
-struct psa_cipher_operation_s
-{
+struct psa_cipher_operation_s {
     /** Unique ID indicating which driver got assigned to do the
      * operation. Since driver contexts are driver-specific, swapping
      * drivers halfway through the operation is not supported.
@@ -117,19 +115,18 @@
     psa_driver_cipher_context_t ctx;
 };
 
-#define PSA_CIPHER_OPERATION_INIT {0, 0, 0, 0, {0}}
-static inline struct psa_cipher_operation_s psa_cipher_operation_init( void )
+#define PSA_CIPHER_OPERATION_INIT { 0, 0, 0, 0, { 0 } }
+static inline struct psa_cipher_operation_s psa_cipher_operation_init(void)
 {
     const struct psa_cipher_operation_s v = PSA_CIPHER_OPERATION_INIT;
-    return( v );
+    return v;
 }
 
 /* Include the context definition for the compiled-in drivers for the composite
  * algorithms. */
 #include "psa/crypto_driver_contexts_composites.h"
 
-struct psa_mac_operation_s
-{
+struct psa_mac_operation_s {
     /** Unique ID indicating which driver got assigned to do the
      * operation. Since driver contexts are driver-specific, swapping
      * drivers halfway through the operation is not supported.
@@ -142,37 +139,34 @@
     psa_driver_mac_context_t ctx;
 };
 
-#define PSA_MAC_OPERATION_INIT {0, 0, 0, {0}}
-static inline struct psa_mac_operation_s psa_mac_operation_init( void )
+#define PSA_MAC_OPERATION_INIT { 0, 0, 0, { 0 } }
+static inline struct psa_mac_operation_s psa_mac_operation_init(void)
 {
     const struct psa_mac_operation_s v = PSA_MAC_OPERATION_INIT;
-    return( v );
+    return v;
 }
 
-struct psa_aead_operation_s
-{
+struct psa_aead_operation_s {
     psa_algorithm_t alg;
     unsigned int key_set : 1;
     unsigned int iv_set : 1;
     uint8_t iv_size;
     uint8_t block_size;
-    union
-    {
+    union {
         unsigned dummy; /* Enable easier initializing of the union. */
         mbedtls_cipher_context_t cipher;
     } ctx;
 };
 
-#define PSA_AEAD_OPERATION_INIT {0, 0, 0, 0, 0, {0}}
-static inline struct psa_aead_operation_s psa_aead_operation_init( void )
+#define PSA_AEAD_OPERATION_INIT { 0, 0, 0, 0, 0, { 0 } }
+static inline struct psa_aead_operation_s psa_aead_operation_init(void)
 {
     const struct psa_aead_operation_s v = PSA_AEAD_OPERATION_INIT;
-    return( v );
+    return v;
 }
 
 #if defined(MBEDTLS_PSA_BUILTIN_ALG_HKDF)
-typedef struct
-{
+typedef struct {
     uint8_t *info;
     size_t info_length;
 #if PSA_HASH_MAX_SIZE > 0xff
@@ -190,8 +184,7 @@
 
 #if defined(MBEDTLS_PSA_BUILTIN_ALG_TLS12_PRF) || \
     defined(MBEDTLS_PSA_BUILTIN_ALG_TLS12_PSK_TO_MS)
-typedef enum
-{
+typedef enum {
     PSA_TLS12_PRF_STATE_INIT,       /* no input provided */
     PSA_TLS12_PRF_STATE_SEED_SET,   /* seed has been set */
     PSA_TLS12_PRF_STATE_KEY_SET,    /* key has been set */
@@ -199,8 +192,7 @@
     PSA_TLS12_PRF_STATE_OUTPUT      /* output has been started */
 } psa_tls12_prf_key_derivation_state_t;
 
-typedef struct psa_tls12_prf_key_derivation_s
-{
+typedef struct psa_tls12_prf_key_derivation_s {
 #if PSA_HASH_MAX_SIZE > 0xff
 #error "PSA_HASH_MAX_SIZE does not fit in uint8_t"
 #endif
@@ -229,46 +221,43 @@
 #endif /* MBEDTLS_PSA_BUILTIN_ALG_TLS12_PRF) ||
         * MBEDTLS_PSA_BUILTIN_ALG_TLS12_PSK_TO_MS */
 
-struct psa_key_derivation_s
-{
+struct psa_key_derivation_s {
     psa_algorithm_t alg;
     unsigned int can_output_key : 1;
     size_t capacity;
-    union
-    {
+    union {
         /* Make the union non-empty even with no supported algorithms. */
         uint8_t dummy;
 #if defined(MBEDTLS_PSA_BUILTIN_ALG_HKDF)
         psa_hkdf_key_derivation_t hkdf;
 #endif
 #if defined(MBEDTLS_PSA_BUILTIN_ALG_TLS12_PRF) || \
-    defined(MBEDTLS_PSA_BUILTIN_ALG_TLS12_PSK_TO_MS)
+        defined(MBEDTLS_PSA_BUILTIN_ALG_TLS12_PSK_TO_MS)
         psa_tls12_prf_key_derivation_t tls12_prf;
 #endif
     } ctx;
 };
 
 /* This only zeroes out the first byte in the union, the rest is unspecified. */
-#define PSA_KEY_DERIVATION_OPERATION_INIT {0, 0, 0, {0}}
-static inline struct psa_key_derivation_s psa_key_derivation_operation_init( void )
+#define PSA_KEY_DERIVATION_OPERATION_INIT { 0, 0, 0, { 0 } }
+static inline struct psa_key_derivation_s psa_key_derivation_operation_init(void)
 {
     const struct psa_key_derivation_s v = PSA_KEY_DERIVATION_OPERATION_INIT;
-    return( v );
+    return v;
 }
 
-struct psa_key_policy_s
-{
+struct psa_key_policy_s {
     psa_key_usage_t usage;
     psa_algorithm_t alg;
     psa_algorithm_t alg2;
 };
 typedef struct psa_key_policy_s psa_key_policy_t;
 
-#define PSA_KEY_POLICY_INIT {0, 0, 0}
-static inline struct psa_key_policy_s psa_key_policy_init( void )
+#define PSA_KEY_POLICY_INIT { 0, 0, 0 }
+static inline struct psa_key_policy_s psa_key_policy_init(void)
 {
     const struct psa_key_policy_s v = PSA_KEY_POLICY_INIT;
-    return( v );
+    return v;
 }
 
 /* The type used internally for key sizes.
@@ -276,7 +265,7 @@
 typedef uint16_t psa_key_bits_t;
 /* The maximum value of the type used to represent bit-sizes.
  * This is used to mark an invalid key size. */
-#define PSA_KEY_BITS_TOO_LARGE ( (psa_key_bits_t) ( -1 ) )
+#define PSA_KEY_BITS_TOO_LARGE ((psa_key_bits_t) (-1))
 /* The maximum size of a key in bits.
  * Currently defined as the maximum that can be represented, rounded down
  * to a whole number of bytes.
@@ -294,21 +283,20 @@
 typedef uint16_t psa_key_attributes_flag_t;
 
 #define MBEDTLS_PSA_KA_FLAG_HAS_SLOT_NUMBER     \
-    ( (psa_key_attributes_flag_t) 0x0001 )
+    ((psa_key_attributes_flag_t) 0x0001)
 
 /* A mask of key attribute flags used externally only.
  * Only meant for internal checks inside the library. */
 #define MBEDTLS_PSA_KA_MASK_EXTERNAL_ONLY (      \
         MBEDTLS_PSA_KA_FLAG_HAS_SLOT_NUMBER |    \
-        0 )
+        0)
 
 /* A mask of key attribute flags used both internally and externally.
  * Currently there aren't any. */
 #define MBEDTLS_PSA_KA_MASK_DUAL_USE (          \
-        0 )
+        0)
 
-typedef struct
-{
+typedef struct {
     psa_key_type_t type;
     psa_key_bits_t bits;
     psa_key_lifetime_t lifetime;
@@ -317,10 +305,10 @@
     psa_key_attributes_flag_t flags;
 } psa_core_key_attributes_t;
 
-#define PSA_CORE_KEY_ATTRIBUTES_INIT {PSA_KEY_TYPE_NONE, 0, PSA_KEY_LIFETIME_VOLATILE, MBEDTLS_SVC_KEY_ID_INIT, PSA_KEY_POLICY_INIT, 0}
+#define PSA_CORE_KEY_ATTRIBUTES_INIT { PSA_KEY_TYPE_NONE, 0, PSA_KEY_LIFETIME_VOLATILE, \
+                                       MBEDTLS_SVC_KEY_ID_INIT, PSA_KEY_POLICY_INIT, 0 }
 
-struct psa_key_attributes_s
-{
+struct psa_key_attributes_s {
     psa_core_key_attributes_t core;
 #if defined(MBEDTLS_PSA_CRYPTO_SE_C)
     psa_key_slot_number_t slot_number;
@@ -330,42 +318,41 @@
 };
 
 #if defined(MBEDTLS_PSA_CRYPTO_SE_C)
-#define PSA_KEY_ATTRIBUTES_INIT {PSA_CORE_KEY_ATTRIBUTES_INIT, 0, NULL, 0}
+#define PSA_KEY_ATTRIBUTES_INIT { PSA_CORE_KEY_ATTRIBUTES_INIT, 0, NULL, 0 }
 #else
-#define PSA_KEY_ATTRIBUTES_INIT {PSA_CORE_KEY_ATTRIBUTES_INIT, NULL, 0}
+#define PSA_KEY_ATTRIBUTES_INIT { PSA_CORE_KEY_ATTRIBUTES_INIT, NULL, 0 }
 #endif
 
-static inline struct psa_key_attributes_s psa_key_attributes_init( void )
+static inline struct psa_key_attributes_s psa_key_attributes_init(void)
 {
     const struct psa_key_attributes_s v = PSA_KEY_ATTRIBUTES_INIT;
-    return( v );
+    return v;
 }
 
-static inline void psa_set_key_id( psa_key_attributes_t *attributes,
-                                   mbedtls_svc_key_id_t key )
+static inline void psa_set_key_id(psa_key_attributes_t *attributes,
+                                  mbedtls_svc_key_id_t key)
 {
     psa_key_lifetime_t lifetime = attributes->core.lifetime;
 
     attributes->core.id = key;
 
-    if( PSA_KEY_LIFETIME_IS_VOLATILE( lifetime ) )
-    {
+    if (PSA_KEY_LIFETIME_IS_VOLATILE(lifetime)) {
         attributes->core.lifetime =
             PSA_KEY_LIFETIME_FROM_PERSISTENCE_AND_LOCATION(
                 PSA_KEY_LIFETIME_PERSISTENT,
-                PSA_KEY_LIFETIME_GET_LOCATION( lifetime ) );
+                PSA_KEY_LIFETIME_GET_LOCATION(lifetime));
     }
 }
 
 static inline mbedtls_svc_key_id_t psa_get_key_id(
     const psa_key_attributes_t *attributes)
 {
-    return( attributes->core.id );
+    return attributes->core.id;
 }
 
 #ifdef MBEDTLS_PSA_CRYPTO_KEY_ID_ENCODES_OWNER
-static inline void mbedtls_set_key_owner_id( psa_key_attributes_t *attributes,
-                                             mbedtls_key_owner_id_t owner )
+static inline void mbedtls_set_key_owner_id(psa_key_attributes_t *attributes,
+                                            mbedtls_key_owner_id_t owner)
 {
     attributes->core.id.owner = owner;
 }
@@ -375,8 +362,7 @@
                                         psa_key_lifetime_t lifetime)
 {
     attributes->core.lifetime = lifetime;
-    if( PSA_KEY_LIFETIME_IS_VOLATILE( lifetime ) )
-    {
+    if (PSA_KEY_LIFETIME_IS_VOLATILE(lifetime)) {
 #ifdef MBEDTLS_PSA_CRYPTO_KEY_ID_ENCODES_OWNER
         attributes->core.id.key_id = 0;
 #else
@@ -388,29 +374,31 @@
 static inline psa_key_lifetime_t psa_get_key_lifetime(
     const psa_key_attributes_t *attributes)
 {
-    return( attributes->core.lifetime );
+    return attributes->core.lifetime;
 }
 
-static inline void psa_extend_key_usage_flags( psa_key_usage_t *usage_flags )
+static inline void psa_extend_key_usage_flags(psa_key_usage_t *usage_flags)
 {
-    if( *usage_flags & PSA_KEY_USAGE_SIGN_HASH )
+    if (*usage_flags & PSA_KEY_USAGE_SIGN_HASH) {
         *usage_flags |= PSA_KEY_USAGE_SIGN_MESSAGE;
+    }
 
-    if( *usage_flags & PSA_KEY_USAGE_VERIFY_HASH )
+    if (*usage_flags & PSA_KEY_USAGE_VERIFY_HASH) {
         *usage_flags |= PSA_KEY_USAGE_VERIFY_MESSAGE;
+    }
 }
 
 static inline void psa_set_key_usage_flags(psa_key_attributes_t *attributes,
                                            psa_key_usage_t usage_flags)
 {
-    psa_extend_key_usage_flags( &usage_flags );
+    psa_extend_key_usage_flags(&usage_flags);
     attributes->core.policy.usage = usage_flags;
 }
 
 static inline psa_key_usage_t psa_get_key_usage_flags(
     const psa_key_attributes_t *attributes)
 {
-    return( attributes->core.policy.usage );
+    return attributes->core.policy.usage;
 }
 
 static inline void psa_set_key_algorithm(psa_key_attributes_t *attributes,
@@ -422,7 +410,7 @@
 static inline psa_algorithm_t psa_get_key_algorithm(
     const psa_key_attributes_t *attributes)
 {
-    return( attributes->core.policy.alg );
+    return attributes->core.policy.alg;
 }
 
 /* This function is declared in crypto_extra.h, which comes after this
@@ -435,40 +423,38 @@
 static inline void psa_set_key_type(psa_key_attributes_t *attributes,
                                     psa_key_type_t type)
 {
-    if( attributes->domain_parameters == NULL )
-    {
+    if (attributes->domain_parameters == NULL) {
         /* Common case: quick path */
         attributes->core.type = type;
-    }
-    else
-    {
+    } else {
         /* Call the bigger function to free the old domain parameters.
          * Ignore any errors which may arise due to type requiring
          * non-default domain parameters, since this function can't
          * report errors. */
-        (void) psa_set_key_domain_parameters( attributes, type, NULL, 0 );
+        (void) psa_set_key_domain_parameters(attributes, type, NULL, 0);
     }
 }
 
 static inline psa_key_type_t psa_get_key_type(
     const psa_key_attributes_t *attributes)
 {
-    return( attributes->core.type );
+    return attributes->core.type;
 }
 
 static inline void psa_set_key_bits(psa_key_attributes_t *attributes,
                                     size_t bits)
 {
-    if( bits > PSA_MAX_KEY_BITS )
+    if (bits > PSA_MAX_KEY_BITS) {
         attributes->core.bits = PSA_KEY_BITS_TOO_LARGE;
-    else
+    } else {
         attributes->core.bits = (psa_key_bits_t) bits;
+    }
 }
 
 static inline size_t psa_get_key_bits(
     const psa_key_attributes_t *attributes)
 {
-    return( attributes->core.bits );
+    return attributes->core.bits;
 }
 
 #ifdef __cplusplus