diff --git a/library/ssl_ticket.c b/library/ssl_ticket.c
index 8a57789..0789245 100644
--- a/library/ssl_ticket.c
+++ b/library/ssl_ticket.c
@@ -33,12 +33,12 @@
 /*
  * Initialize context
  */
-void mbedtls_ssl_ticket_init( mbedtls_ssl_ticket_context *ctx )
+void mbedtls_ssl_ticket_init(mbedtls_ssl_ticket_context *ctx)
 {
-    memset( ctx, 0, sizeof( mbedtls_ssl_ticket_context ) );
+    memset(ctx, 0, sizeof(mbedtls_ssl_ticket_context));
 
 #if defined(MBEDTLS_THREADING_C)
-    mbedtls_mutex_init( &ctx->mutex );
+    mbedtls_mutex_init(&ctx->mutex);
 #endif
 }
 
@@ -49,81 +49,80 @@
 #define TICKET_CRYPT_LEN_BYTES   2
 #define TICKET_AUTH_TAG_BYTES   16
 
-#define TICKET_MIN_LEN ( TICKET_KEY_NAME_BYTES  +        \
-                         TICKET_IV_BYTES        +        \
-                         TICKET_CRYPT_LEN_BYTES +        \
-                         TICKET_AUTH_TAG_BYTES )
-#define TICKET_ADD_DATA_LEN ( TICKET_KEY_NAME_BYTES  +        \
-                              TICKET_IV_BYTES        +        \
-                              TICKET_CRYPT_LEN_BYTES )
+#define TICKET_MIN_LEN (TICKET_KEY_NAME_BYTES  +        \
+                        TICKET_IV_BYTES        +        \
+                        TICKET_CRYPT_LEN_BYTES +        \
+                        TICKET_AUTH_TAG_BYTES)
+#define TICKET_ADD_DATA_LEN (TICKET_KEY_NAME_BYTES  +        \
+                             TICKET_IV_BYTES        +        \
+                             TICKET_CRYPT_LEN_BYTES)
 
 /*
  * Generate/update a key
  */
 MBEDTLS_CHECK_RETURN_CRITICAL
-static int ssl_ticket_gen_key( mbedtls_ssl_ticket_context *ctx,
-                               unsigned char index )
+static int ssl_ticket_gen_key(mbedtls_ssl_ticket_context *ctx,
+                              unsigned char index)
 {
     int ret = MBEDTLS_ERR_ERROR_CORRUPTION_DETECTED;
     unsigned char buf[MAX_KEY_BYTES];
     mbedtls_ssl_ticket_key *key = ctx->keys + index;
 
 #if defined(MBEDTLS_HAVE_TIME)
-    key->generation_time = (uint32_t) mbedtls_time( NULL );
+    key->generation_time = (uint32_t) mbedtls_time(NULL);
 #endif
 
-    if( ( ret = ctx->f_rng( ctx->p_rng, key->name, sizeof( key->name ) ) ) != 0 )
-        return( ret );
+    if ((ret = ctx->f_rng(ctx->p_rng, key->name, sizeof(key->name))) != 0) {
+        return ret;
+    }
 
-    if( ( ret = ctx->f_rng( ctx->p_rng, buf, sizeof( buf ) ) ) != 0 )
-        return( ret );
+    if ((ret = ctx->f_rng(ctx->p_rng, buf, sizeof(buf))) != 0) {
+        return ret;
+    }
 
     /* With GCM and CCM, same context can encrypt & decrypt */
-    ret = mbedtls_cipher_setkey( &key->ctx, buf,
-                                 mbedtls_cipher_get_key_bitlen( &key->ctx ),
-                                 MBEDTLS_ENCRYPT );
+    ret = mbedtls_cipher_setkey(&key->ctx, buf,
+                                mbedtls_cipher_get_key_bitlen(&key->ctx),
+                                MBEDTLS_ENCRYPT);
 
-    mbedtls_platform_zeroize( buf, sizeof( buf ) );
+    mbedtls_platform_zeroize(buf, sizeof(buf));
 
-    return( ret );
+    return ret;
 }
 
 /*
  * Rotate/generate keys if necessary
  */
 MBEDTLS_CHECK_RETURN_CRITICAL
-static int ssl_ticket_update_keys( mbedtls_ssl_ticket_context *ctx )
+static int ssl_ticket_update_keys(mbedtls_ssl_ticket_context *ctx)
 {
 #if !defined(MBEDTLS_HAVE_TIME)
     ((void) ctx);
 #else
-    if( ctx->ticket_lifetime != 0 )
-    {
-        uint32_t current_time = (uint32_t) mbedtls_time( NULL );
+    if (ctx->ticket_lifetime != 0) {
+        uint32_t current_time = (uint32_t) mbedtls_time(NULL);
         uint32_t key_time = ctx->keys[ctx->active].generation_time;
 
-        if( current_time >= key_time &&
-            current_time - key_time < ctx->ticket_lifetime )
-        {
-            return( 0 );
+        if (current_time >= key_time &&
+            current_time - key_time < ctx->ticket_lifetime) {
+            return 0;
         }
 
         ctx->active = 1 - ctx->active;
 
-        return( ssl_ticket_gen_key( ctx, ctx->active ) );
-    }
-    else
+        return ssl_ticket_gen_key(ctx, ctx->active);
+    } else
 #endif /* MBEDTLS_HAVE_TIME */
-        return( 0 );
+    return 0;
 }
 
 /*
  * Setup context for actual use
  */
-int mbedtls_ssl_ticket_setup( mbedtls_ssl_ticket_context *ctx,
-    int (*f_rng)(void *, unsigned char *, size_t), void *p_rng,
-    mbedtls_cipher_type_t cipher,
-    uint32_t lifetime )
+int mbedtls_ssl_ticket_setup(mbedtls_ssl_ticket_context *ctx,
+                             int (*f_rng)(void *, unsigned char *, size_t), void *p_rng,
+                             mbedtls_cipher_type_t cipher,
+                             uint32_t lifetime)
 {
     int ret = MBEDTLS_ERR_ERROR_CORRUPTION_DETECTED;
     const mbedtls_cipher_info_t *cipher_info;
@@ -133,26 +132,26 @@
 
     ctx->ticket_lifetime = lifetime;
 
-    cipher_info = mbedtls_cipher_info_from_type( cipher);
-    if( cipher_info == NULL )
-        return( MBEDTLS_ERR_SSL_BAD_INPUT_DATA );
-
-    if( cipher_info->mode != MBEDTLS_MODE_GCM &&
-        cipher_info->mode != MBEDTLS_MODE_CCM )
-    {
-        return( MBEDTLS_ERR_SSL_BAD_INPUT_DATA );
+    cipher_info = mbedtls_cipher_info_from_type(cipher);
+    if (cipher_info == NULL) {
+        return MBEDTLS_ERR_SSL_BAD_INPUT_DATA;
     }
 
-    if( cipher_info->key_bitlen > 8 * MAX_KEY_BYTES )
-        return( MBEDTLS_ERR_SSL_BAD_INPUT_DATA );
+    if (cipher_info->mode != MBEDTLS_MODE_GCM &&
+        cipher_info->mode != MBEDTLS_MODE_CCM) {
+        return MBEDTLS_ERR_SSL_BAD_INPUT_DATA;
+    }
+
+    if (cipher_info->key_bitlen > 8 * MAX_KEY_BYTES) {
+        return MBEDTLS_ERR_SSL_BAD_INPUT_DATA;
+    }
 
     int do_mbedtls_cipher_setup = 1;
 #if defined(MBEDTLS_USE_PSA_CRYPTO)
-    ret = mbedtls_cipher_setup_psa( &ctx->keys[0].ctx,
-                                    cipher_info, TICKET_AUTH_TAG_BYTES );
+    ret = mbedtls_cipher_setup_psa(&ctx->keys[0].ctx,
+                                   cipher_info, TICKET_AUTH_TAG_BYTES);
 
-    switch( ret )
-    {
+    switch (ret) {
         case 0:
             do_mbedtls_cipher_setup = 0;
             break;
@@ -162,37 +161,42 @@
             do_mbedtls_cipher_setup = 1;
             break;
         default:
-            return( ret );
+            return ret;
     }
 #endif /* MBEDTLS_USE_PSA_CRYPTO */
-    if( do_mbedtls_cipher_setup )
-        if( ( ret = mbedtls_cipher_setup( &ctx->keys[0].ctx, cipher_info ) )
-                != 0 )
-            return( ret );
+    if (do_mbedtls_cipher_setup) {
+        if ((ret = mbedtls_cipher_setup(&ctx->keys[0].ctx, cipher_info))
+            != 0) {
+            return ret;
+        }
+    }
 
     do_mbedtls_cipher_setup = 1;
 #if defined(MBEDTLS_USE_PSA_CRYPTO)
     do_mbedtls_cipher_setup = 0;
 
-    ret = mbedtls_cipher_setup_psa( &ctx->keys[1].ctx,
-                                    cipher_info, TICKET_AUTH_TAG_BYTES );
-    if( ret != 0 && ret != MBEDTLS_ERR_CIPHER_FEATURE_UNAVAILABLE )
-        return( ret );
-    if( ret == MBEDTLS_ERR_CIPHER_FEATURE_UNAVAILABLE )
+    ret = mbedtls_cipher_setup_psa(&ctx->keys[1].ctx,
+                                   cipher_info, TICKET_AUTH_TAG_BYTES);
+    if (ret != 0 && ret != MBEDTLS_ERR_CIPHER_FEATURE_UNAVAILABLE) {
+        return ret;
+    }
+    if (ret == MBEDTLS_ERR_CIPHER_FEATURE_UNAVAILABLE) {
         do_mbedtls_cipher_setup = 1;
+    }
 #endif /* MBEDTLS_USE_PSA_CRYPTO */
-    if( do_mbedtls_cipher_setup )
-        if( ( ret = mbedtls_cipher_setup( &ctx->keys[1].ctx, cipher_info ) )
-                != 0 )
-            return( ret );
-
-    if( ( ret = ssl_ticket_gen_key( ctx, 0 ) ) != 0 ||
-        ( ret = ssl_ticket_gen_key( ctx, 1 ) ) != 0 )
-    {
-        return( ret );
+    if (do_mbedtls_cipher_setup) {
+        if ((ret = mbedtls_cipher_setup(&ctx->keys[1].ctx, cipher_info))
+            != 0) {
+            return ret;
+        }
     }
 
-    return( 0 );
+    if ((ret = ssl_ticket_gen_key(ctx, 0)) != 0 ||
+        (ret = ssl_ticket_gen_key(ctx, 1)) != 0) {
+        return ret;
+    }
+
+    return 0;
 }
 
 /*
@@ -209,12 +213,12 @@
  * authenticated data.
  */
 
-int mbedtls_ssl_ticket_write( void *p_ticket,
-                              const mbedtls_ssl_session *session,
-                              unsigned char *start,
-                              const unsigned char *end,
-                              size_t *tlen,
-                              uint32_t *ticket_lifetime )
+int mbedtls_ssl_ticket_write(void *p_ticket,
+                             const mbedtls_ssl_session *session,
+                             unsigned char *start,
+                             const unsigned char *end,
+                             size_t *tlen,
+                             uint32_t *ticket_lifetime)
 {
     int ret = MBEDTLS_ERR_ERROR_CORRUPTION_DETECTED;
     mbedtls_ssl_ticket_context *ctx = p_ticket;
@@ -227,53 +231,54 @@
 
     *tlen = 0;
 
-    if( ctx == NULL || ctx->f_rng == NULL )
-        return( MBEDTLS_ERR_SSL_BAD_INPUT_DATA );
+    if (ctx == NULL || ctx->f_rng == NULL) {
+        return MBEDTLS_ERR_SSL_BAD_INPUT_DATA;
+    }
 
     /* We need at least 4 bytes for key_name, 12 for IV, 2 for len 16 for tag,
      * in addition to session itself, that will be checked when writing it. */
-    MBEDTLS_SSL_CHK_BUF_PTR( start, end, TICKET_MIN_LEN );
+    MBEDTLS_SSL_CHK_BUF_PTR(start, end, TICKET_MIN_LEN);
 
 #if defined(MBEDTLS_THREADING_C)
-    if( ( ret = mbedtls_mutex_lock( &ctx->mutex ) ) != 0 )
-        return( ret );
+    if ((ret = mbedtls_mutex_lock(&ctx->mutex)) != 0) {
+        return ret;
+    }
 #endif
 
-    if( ( ret = ssl_ticket_update_keys( ctx ) ) != 0 )
+    if ((ret = ssl_ticket_update_keys(ctx)) != 0) {
         goto cleanup;
+    }
 
     key = &ctx->keys[ctx->active];
 
     *ticket_lifetime = ctx->ticket_lifetime;
 
-    memcpy( key_name, key->name, TICKET_KEY_NAME_BYTES );
+    memcpy(key_name, key->name, TICKET_KEY_NAME_BYTES);
 
-    if( ( ret = ctx->f_rng( ctx->p_rng, iv, TICKET_IV_BYTES ) ) != 0 )
+    if ((ret = ctx->f_rng(ctx->p_rng, iv, TICKET_IV_BYTES)) != 0) {
         goto cleanup;
+    }
 
     /* Dump session state */
-    if( ( ret = mbedtls_ssl_session_save( session,
-                                          state, end - state,
-                                          &clear_len ) ) != 0 ||
-        (unsigned long) clear_len > 65535 )
-    {
-         goto cleanup;
-    }
-    MBEDTLS_PUT_UINT16_BE( clear_len, state_len_bytes, 0 );
-
-    /* Encrypt and authenticate */
-    if( ( ret = mbedtls_cipher_auth_encrypt_ext( &key->ctx,
-                    iv, TICKET_IV_BYTES,
-                    /* Additional data: key name, IV and length */
-                    key_name, TICKET_ADD_DATA_LEN,
-                    state, clear_len,
-                    state, end - state, &ciph_len,
-                    TICKET_AUTH_TAG_BYTES ) ) != 0 )
-    {
+    if ((ret = mbedtls_ssl_session_save(session,
+                                        state, end - state,
+                                        &clear_len)) != 0 ||
+        (unsigned long) clear_len > 65535) {
         goto cleanup;
     }
-    if( ciph_len != clear_len + TICKET_AUTH_TAG_BYTES )
-    {
+    MBEDTLS_PUT_UINT16_BE(clear_len, state_len_bytes, 0);
+
+    /* Encrypt and authenticate */
+    if ((ret = mbedtls_cipher_auth_encrypt_ext(&key->ctx,
+                                               iv, TICKET_IV_BYTES,
+                                               /* Additional data: key name, IV and length */
+                                               key_name, TICKET_ADD_DATA_LEN,
+                                               state, clear_len,
+                                               state, end - state, &ciph_len,
+                                               TICKET_AUTH_TAG_BYTES)) != 0) {
+        goto cleanup;
+    }
+    if (ciph_len != clear_len + TICKET_AUTH_TAG_BYTES) {
         ret = MBEDTLS_ERR_SSL_INTERNAL_ERROR;
         goto cleanup;
     }
@@ -282,36 +287,39 @@
 
 cleanup:
 #if defined(MBEDTLS_THREADING_C)
-    if( mbedtls_mutex_unlock( &ctx->mutex ) != 0 )
-        return( MBEDTLS_ERR_THREADING_MUTEX_ERROR );
+    if (mbedtls_mutex_unlock(&ctx->mutex) != 0) {
+        return MBEDTLS_ERR_THREADING_MUTEX_ERROR;
+    }
 #endif
 
-    return( ret );
+    return ret;
 }
 
 /*
  * Select key based on name
  */
 static mbedtls_ssl_ticket_key *ssl_ticket_select_key(
-        mbedtls_ssl_ticket_context *ctx,
-        const unsigned char name[4] )
+    mbedtls_ssl_ticket_context *ctx,
+    const unsigned char name[4])
 {
     unsigned char i;
 
-    for( i = 0; i < sizeof( ctx->keys ) / sizeof( *ctx->keys ); i++ )
-        if( memcmp( name, ctx->keys[i].name, 4 ) == 0 )
-            return( &ctx->keys[i] );
+    for (i = 0; i < sizeof(ctx->keys) / sizeof(*ctx->keys); i++) {
+        if (memcmp(name, ctx->keys[i].name, 4) == 0) {
+            return &ctx->keys[i];
+        }
+    }
 
-    return( NULL );
+    return NULL;
 }
 
 /*
  * Load session ticket (see mbedtls_ssl_ticket_write for structure)
  */
-int mbedtls_ssl_ticket_parse( void *p_ticket,
-                              mbedtls_ssl_session *session,
-                              unsigned char *buf,
-                              size_t len )
+int mbedtls_ssl_ticket_parse(void *p_ticket,
+                             mbedtls_ssl_session *session,
+                             unsigned char *buf,
+                             size_t len)
 {
     int ret = MBEDTLS_ERR_ERROR_CORRUPTION_DETECTED;
     mbedtls_ssl_ticket_context *ctx = p_ticket;
@@ -322,31 +330,33 @@
     unsigned char *ticket = enc_len_p + TICKET_CRYPT_LEN_BYTES;
     size_t enc_len, clear_len;
 
-    if( ctx == NULL || ctx->f_rng == NULL )
-        return( MBEDTLS_ERR_SSL_BAD_INPUT_DATA );
+    if (ctx == NULL || ctx->f_rng == NULL) {
+        return MBEDTLS_ERR_SSL_BAD_INPUT_DATA;
+    }
 
-    if( len < TICKET_MIN_LEN )
-        return( MBEDTLS_ERR_SSL_BAD_INPUT_DATA );
+    if (len < TICKET_MIN_LEN) {
+        return MBEDTLS_ERR_SSL_BAD_INPUT_DATA;
+    }
 
 #if defined(MBEDTLS_THREADING_C)
-    if( ( ret = mbedtls_mutex_lock( &ctx->mutex ) ) != 0 )
-        return( ret );
+    if ((ret = mbedtls_mutex_lock(&ctx->mutex)) != 0) {
+        return ret;
+    }
 #endif
 
-    if( ( ret = ssl_ticket_update_keys( ctx ) ) != 0 )
+    if ((ret = ssl_ticket_update_keys(ctx)) != 0) {
         goto cleanup;
+    }
 
-    enc_len = ( enc_len_p[0] << 8 ) | enc_len_p[1];
+    enc_len = (enc_len_p[0] << 8) | enc_len_p[1];
 
-    if( len != TICKET_MIN_LEN + enc_len )
-    {
+    if (len != TICKET_MIN_LEN + enc_len) {
         ret = MBEDTLS_ERR_SSL_BAD_INPUT_DATA;
         goto cleanup;
     }
 
     /* Select key */
-    if( ( key = ssl_ticket_select_key( ctx, key_name ) ) == NULL )
-    {
+    if ((key = ssl_ticket_select_key(ctx, key_name)) == NULL) {
         /* We can't know for sure but this is a likely option unless we're
          * under attack - this is only informative anyway */
         ret = MBEDTLS_ERR_SSL_SESSION_TICKET_EXPIRED;
@@ -354,37 +364,36 @@
     }
 
     /* Decrypt and authenticate */
-    if( ( ret = mbedtls_cipher_auth_decrypt_ext( &key->ctx,
-                    iv, TICKET_IV_BYTES,
-                    /* Additional data: key name, IV and length */
-                    key_name, TICKET_ADD_DATA_LEN,
-                    ticket, enc_len + TICKET_AUTH_TAG_BYTES,
-                    ticket, enc_len, &clear_len,
-                    TICKET_AUTH_TAG_BYTES ) ) != 0 )
-    {
-        if( ret == MBEDTLS_ERR_CIPHER_AUTH_FAILED )
+    if ((ret = mbedtls_cipher_auth_decrypt_ext(&key->ctx,
+                                               iv, TICKET_IV_BYTES,
+                                               /* Additional data: key name, IV and length */
+                                               key_name, TICKET_ADD_DATA_LEN,
+                                               ticket, enc_len + TICKET_AUTH_TAG_BYTES,
+                                               ticket, enc_len, &clear_len,
+                                               TICKET_AUTH_TAG_BYTES)) != 0) {
+        if (ret == MBEDTLS_ERR_CIPHER_AUTH_FAILED) {
             ret = MBEDTLS_ERR_SSL_INVALID_MAC;
+        }
 
         goto cleanup;
     }
-    if( clear_len != enc_len )
-    {
+    if (clear_len != enc_len) {
         ret = MBEDTLS_ERR_SSL_INTERNAL_ERROR;
         goto cleanup;
     }
 
     /* Actually load session */
-    if( ( ret = mbedtls_ssl_session_load( session, ticket, clear_len ) ) != 0 )
+    if ((ret = mbedtls_ssl_session_load(session, ticket, clear_len)) != 0) {
         goto cleanup;
+    }
 
 #if defined(MBEDTLS_HAVE_TIME)
     {
         /* Check for expiration */
-        mbedtls_time_t current_time = mbedtls_time( NULL );
+        mbedtls_time_t current_time = mbedtls_time(NULL);
 
-        if( current_time < session->start ||
-            (uint32_t)( current_time - session->start ) > ctx->ticket_lifetime )
-        {
+        if (current_time < session->start ||
+            (uint32_t) (current_time - session->start) > ctx->ticket_lifetime) {
             ret = MBEDTLS_ERR_SSL_SESSION_TICKET_EXPIRED;
             goto cleanup;
         }
@@ -393,26 +402,27 @@
 
 cleanup:
 #if defined(MBEDTLS_THREADING_C)
-    if( mbedtls_mutex_unlock( &ctx->mutex ) != 0 )
-        return( MBEDTLS_ERR_THREADING_MUTEX_ERROR );
+    if (mbedtls_mutex_unlock(&ctx->mutex) != 0) {
+        return MBEDTLS_ERR_THREADING_MUTEX_ERROR;
+    }
 #endif
 
-    return( ret );
+    return ret;
 }
 
 /*
  * Free context
  */
-void mbedtls_ssl_ticket_free( mbedtls_ssl_ticket_context *ctx )
+void mbedtls_ssl_ticket_free(mbedtls_ssl_ticket_context *ctx)
 {
-    mbedtls_cipher_free( &ctx->keys[0].ctx );
-    mbedtls_cipher_free( &ctx->keys[1].ctx );
+    mbedtls_cipher_free(&ctx->keys[0].ctx);
+    mbedtls_cipher_free(&ctx->keys[1].ctx);
 
 #if defined(MBEDTLS_THREADING_C)
-    mbedtls_mutex_free( &ctx->mutex );
+    mbedtls_mutex_free(&ctx->mutex);
 #endif
 
-    mbedtls_platform_zeroize( ctx, sizeof( mbedtls_ssl_ticket_context ) );
+    mbedtls_platform_zeroize(ctx, sizeof(mbedtls_ssl_ticket_context));
 }
 
 #endif /* MBEDTLS_SSL_TICKET_C */