diff --git a/scripts/data_files/error.fmt b/scripts/data_files/error.fmt
index fc210b9..0775003 100644
--- a/scripts/data_files/error.fmt
+++ b/scripts/data_files/error.fmt
@@ -32,115 +32,120 @@
 
 HEADER_INCLUDED
 
-const char * mbedtls_high_level_strerr( int error_code )
+const char *mbedtls_high_level_strerr(int error_code)
 {
     int high_level_error_code;
 
-    if( error_code < 0 )
+    if (error_code < 0) {
         error_code = -error_code;
+    }
 
     /* Extract the high-level part from the error code. */
     high_level_error_code = error_code & 0xFF80;
 
-    switch( high_level_error_code )
-    {
-        /* Begin Auto-Generated Code. */
-HIGH_LEVEL_CODE_CHECKS
+    switch (high_level_error_code) {
+    /* Begin Auto-Generated Code. */
+    HIGH_LEVEL_CODE_CHECKS
         /* End Auto-Generated Code. */
 
         default:
             break;
     }
 
-    return( NULL );
+    return NULL;
 }
 
-const char * mbedtls_low_level_strerr( int error_code )
+const char *mbedtls_low_level_strerr(int error_code)
 {
     int low_level_error_code;
 
-    if( error_code < 0 )
+    if (error_code < 0) {
         error_code = -error_code;
+    }
 
     /* Extract the low-level part from the error code. */
     low_level_error_code = error_code & ~0xFF80;
 
-    switch( low_level_error_code )
-    {
-        /* Begin Auto-Generated Code. */
-LOW_LEVEL_CODE_CHECKS
+    switch (low_level_error_code) {
+    /* Begin Auto-Generated Code. */
+    LOW_LEVEL_CODE_CHECKS
         /* End Auto-Generated Code. */
 
         default:
             break;
     }
 
-    return( NULL );
+    return NULL;
 }
 
-void mbedtls_strerror( int ret, char *buf, size_t buflen )
+void mbedtls_strerror(int ret, char *buf, size_t buflen)
 {
     size_t len;
     int use_ret;
-    const char * high_level_error_description = NULL;
-    const char * low_level_error_description = NULL;
+    const char *high_level_error_description = NULL;
+    const char *low_level_error_description = NULL;
 
-    if( buflen == 0 )
+    if (buflen == 0) {
         return;
+    }
 
-    memset( buf, 0x00, buflen );
+    memset(buf, 0x00, buflen);
 
-    if( ret < 0 )
+    if (ret < 0) {
         ret = -ret;
+    }
 
-    if( ret & 0xFF80 )
-    {
+    if (ret & 0xFF80) {
         use_ret = ret & 0xFF80;
 
         // Translate high level error code.
-        high_level_error_description = mbedtls_high_level_strerr( ret );
+        high_level_error_description = mbedtls_high_level_strerr(ret);
 
-        if( high_level_error_description == NULL )
-            mbedtls_snprintf( buf, buflen, "UNKNOWN ERROR CODE (%04X)", (unsigned int) use_ret );
-        else
-            mbedtls_snprintf( buf, buflen, "%s", high_level_error_description );
+        if (high_level_error_description == NULL) {
+            mbedtls_snprintf(buf, buflen, "UNKNOWN ERROR CODE (%04X)", (unsigned int) use_ret);
+        } else {
+            mbedtls_snprintf(buf, buflen, "%s", high_level_error_description);
+        }
 
 #if defined(MBEDTLS_SSL_TLS_C)
         // Early return in case of a fatal error - do not try to translate low
         // level code.
-        if(use_ret == -(MBEDTLS_ERR_SSL_FATAL_ALERT_MESSAGE))
+        if (use_ret == -(MBEDTLS_ERR_SSL_FATAL_ALERT_MESSAGE)) {
             return;
+        }
 #endif /* MBEDTLS_SSL_TLS_C */
     }
 
     use_ret = ret & ~0xFF80;
 
-    if( use_ret == 0 )
+    if (use_ret == 0) {
         return;
+    }
 
     // If high level code is present, make a concatenation between both
     // error strings.
     //
-    len = strlen( buf );
+    len = strlen(buf);
 
-    if( len > 0 )
-    {
-        if( buflen - len < 5 )
+    if (len > 0) {
+        if (buflen - len < 5) {
             return;
+        }
 
-        mbedtls_snprintf( buf + len, buflen - len, " : " );
+        mbedtls_snprintf(buf + len, buflen - len, " : ");
 
         buf += len + 3;
         buflen -= len + 3;
     }
 
     // Translate low level error code.
-    low_level_error_description = mbedtls_low_level_strerr( ret );
+    low_level_error_description = mbedtls_low_level_strerr(ret);
 
-    if( low_level_error_description == NULL )
-        mbedtls_snprintf( buf, buflen, "UNKNOWN ERROR CODE (%04X)", (unsigned int) use_ret );
-    else
-        mbedtls_snprintf( buf, buflen, "%s", low_level_error_description );
+    if (low_level_error_description == NULL) {
+        mbedtls_snprintf(buf, buflen, "UNKNOWN ERROR CODE (%04X)", (unsigned int) use_ret);
+    } else {
+        mbedtls_snprintf(buf, buflen, "%s", low_level_error_description);
+    }
 }
 
 #else /* MBEDTLS_ERROR_C */
@@ -148,18 +153,19 @@
 /*
  * Provide a dummy implementation when MBEDTLS_ERROR_C is not defined
  */
-void mbedtls_strerror( int ret, char *buf, size_t buflen )
+void mbedtls_strerror(int ret, char *buf, size_t buflen)
 {
     ((void) ret);
 
-    if( buflen > 0 )
+    if (buflen > 0) {
         buf[0] = '\0';
+    }
 }
 
 #endif /* MBEDTLS_ERROR_C */
 
 #if defined(MBEDTLS_TEST_HOOKS)
-void (*mbedtls_test_hook_error_add)( int, int, const char *, int );
+void (*mbedtls_test_hook_error_add)(int, int, const char *, int);
 #endif
 
 #endif /* MBEDTLS_ERROR_C || MBEDTLS_ERROR_STRERROR_DUMMY */
diff --git a/scripts/data_files/query_config.fmt b/scripts/data_files/query_config.fmt
index 6ed9d4e..6470ee0 100644
--- a/scripts/data_files/query_config.fmt
+++ b/scripts/data_files/query_config.fmt
@@ -110,11 +110,12 @@
  */
 #define MACRO_EXPANSION_TO_STR(macro)   MACRO_NAME_TO_STR(macro)
 #define MACRO_NAME_TO_STR(macro)                                        \
-    mbedtls_printf( "%s", strlen( #macro "" ) > 0 ? #macro "\n" : "" )
+    mbedtls_printf("%s", strlen( #macro "") > 0 ? #macro "\n" : "")
 
 #define STRINGIFY(macro)  #macro
 #define OUTPUT_MACRO_NAME_VALUE(macro) mbedtls_printf( #macro "%s\n",   \
-    ( STRINGIFY(macro) "" )[0] != 0 ? "=" STRINGIFY(macro) : "" )
+                                                       (STRINGIFY(macro) "")[0] != 0 ? "=" STRINGIFY( \
+                                                           macro) : "")
 
 #if defined(_MSC_VER)
 /*
@@ -129,13 +130,13 @@
 #pragma warning(disable:4003)
 #endif /* _MSC_VER */
 
-int query_config( const char *config )
+int query_config(const char *config)
 {
-CHECK_CONFIG    /* If the symbol is not found, return an error */
-    return( 1 );
+    CHECK_CONFIG /* If the symbol is not found, return an error */
+    return 1;
 }
 
-void list_config( void )
+void list_config(void)
 {
     LIST_CONFIG
 }
diff --git a/scripts/data_files/version_features.fmt b/scripts/data_files/version_features.fmt
index d4bf774..d3217a1 100644
--- a/scripts/data_files/version_features.fmt
+++ b/scripts/data_files/version_features.fmt
@@ -27,28 +27,30 @@
 
 static const char * const features[] = {
 #if defined(MBEDTLS_VERSION_FEATURES)
-FEATURE_DEFINES
+    FEATURE_DEFINES
 #endif /* MBEDTLS_VERSION_FEATURES */
     NULL
 };
 
-int mbedtls_version_check_feature( const char *feature )
+int mbedtls_version_check_feature(const char *feature)
 {
     const char * const *idx = features;
 
-    if( *idx == NULL )
-        return( -2 );
+    if (*idx == NULL) {
+        return -2;
+    }
 
-    if( feature == NULL )
-        return( -1 );
+    if (feature == NULL) {
+        return -1;
+    }
 
-    while( *idx != NULL )
-    {
-        if( !strcmp( *idx, feature ) )
-            return( 0 );
+    while (*idx != NULL) {
+        if (!strcmp(*idx, feature)) {
+            return 0;
+        }
         idx++;
     }
-    return( -1 );
+    return -1;
 }
 
 #endif /* MBEDTLS_VERSION_C */