Apply clang formatting.

Executed with:
`find . -regextype posix-egrep -regex ".*\.([hc]|fmt|function)" | xargs -L1 clang-format-12 -i`

Signed-off-by: Mateusz Starzyk <mateusz.starzyk@mobica.com>
diff --git a/tests/suites/helpers.function b/tests/suites/helpers.function
index 0071f6f..5c22007 100644
--- a/tests/suites/helpers.function
+++ b/tests/suites/helpers.function
@@ -9,69 +9,70 @@
 
 #include <stdlib.h>
 
-#if defined (MBEDTLS_ERROR_C)
-#include "mbedtls/error.h"
+#if defined(MBEDTLS_ERROR_C)
+#    include "mbedtls/error.h"
 #endif
 #if defined(MBEDTLS_PLATFORM_C)
-#include "mbedtls/platform.h"
+#    include "mbedtls/platform.h"
 #else
-#include <stdio.h>
-#define mbedtls_fprintf    fprintf
-#define mbedtls_snprintf   snprintf
-#define mbedtls_calloc     calloc
-#define mbedtls_free       free
-#define mbedtls_exit       exit
-#define mbedtls_time       time
-#define mbedtls_time_t     time_t
-#define MBEDTLS_EXIT_SUCCESS EXIT_SUCCESS
-#define MBEDTLS_EXIT_FAILURE EXIT_FAILURE
+#    include <stdio.h>
+#    define mbedtls_fprintf      fprintf
+#    define mbedtls_snprintf     snprintf
+#    define mbedtls_calloc       calloc
+#    define mbedtls_free         free
+#    define mbedtls_exit         exit
+#    define mbedtls_time         time
+#    define mbedtls_time_t       time_t
+#    define MBEDTLS_EXIT_SUCCESS EXIT_SUCCESS
+#    define MBEDTLS_EXIT_FAILURE EXIT_FAILURE
 #endif
 
 #if defined(MBEDTLS_MEMORY_BUFFER_ALLOC_C)
-#include "mbedtls/memory_buffer_alloc.h"
+#    include "mbedtls/memory_buffer_alloc.h"
 #endif
 
 #ifdef _MSC_VER
-#include <basetsd.h>
+#    include <basetsd.h>
 typedef UINT8 uint8_t;
 typedef INT32 int32_t;
 typedef UINT32 uint32_t;
-#define strncasecmp _strnicmp
-#define strcasecmp _stricmp
+#    define strncasecmp _strnicmp
+#    define strcasecmp  _stricmp
 #else
-#include <stdint.h>
+#    include <stdint.h>
 #endif
 
 #include <string.h>
 
 #if defined(__unix__) || (defined(__APPLE__) && defined(__MACH__))
-#include <unistd.h>
-#include <strings.h>
+#    include <unistd.h>
+#    include <strings.h>
 #endif
 
 /* Type for Hex parameters */
-typedef struct data_tag
-{
-    uint8_t *   x;
-    uint32_t    len;
+typedef struct data_tag {
+    uint8_t *x;
+    uint32_t len;
 } data_t;
 
 /*----------------------------------------------------------------------------*/
 /* Status and error constants */
 
-#define DEPENDENCY_SUPPORTED            0   /* Dependency supported by build */
-#define KEY_VALUE_MAPPING_FOUND         0   /* Integer expression found */
-#define DISPATCH_TEST_SUCCESS           0   /* Test dispatch successful */
+#define DEPENDENCY_SUPPORTED    0 /* Dependency supported by build */
+#define KEY_VALUE_MAPPING_FOUND 0 /* Integer expression found */
+#define DISPATCH_TEST_SUCCESS   0 /* Test dispatch successful */
 
-#define KEY_VALUE_MAPPING_NOT_FOUND     -1  /* Integer expression not found */
-#define DEPENDENCY_NOT_SUPPORTED        -2  /* Dependency not supported */
-#define DISPATCH_TEST_FN_NOT_FOUND      -3  /* Test function not found */
-#define DISPATCH_INVALID_TEST_DATA      -4  /* Invalid test parameter type.
-                                               Only int, string, binary data
-                                               and integer expressions are
-                                               allowed */
-#define DISPATCH_UNSUPPORTED_SUITE      -5  /* Test suite not supported by the
-                                               build */
+#define KEY_VALUE_MAPPING_NOT_FOUND -1 /* Integer expression not found */
+#define DEPENDENCY_NOT_SUPPORTED    -2 /* Dependency not supported */
+#define DISPATCH_TEST_FN_NOT_FOUND  -3 /* Test function not found */
+#define DISPATCH_INVALID_TEST_DATA      \
+    -4 /* Invalid test parameter type.  \
+          Only int, string, binary data \
+          and integer expressions are   \
+          allowed */
+#define DISPATCH_UNSUPPORTED_SUITE        \
+    -5 /* Test suite not supported by the \
+          build */
 
 /*----------------------------------------------------------------------------*/
 /* Global variables */
@@ -82,13 +83,11 @@
 /* Indicates whether we expect mbedtls_entropy_init
  * to initialize some strong entropy source. */
 #if !defined(MBEDTLS_NO_DEFAULT_ENTROPY_SOURCES) && \
-    ( !defined(MBEDTLS_NO_PLATFORM_ENTROPY) ||      \
-        defined(MBEDTLS_ENTROPY_HARDWARE_ALT) ||    \
-        defined(ENTROPY_NV_SEED) )
-#define ENTROPY_HAVE_STRONG
+    (!defined(MBEDTLS_NO_PLATFORM_ENTROPY) ||       \
+     defined(MBEDTLS_ENTROPY_HARDWARE_ALT) || defined(ENTROPY_NV_SEED))
+#    define ENTROPY_HAVE_STRONG
 #endif
 
-
 /*----------------------------------------------------------------------------*/
 /* Helper Functions */
 
@@ -99,65 +98,60 @@
  *
  * \return 0 if the key store is empty, 1 otherwise.
  */
-int test_fail_if_psa_leaking( int line_no, const char *filename )
+int test_fail_if_psa_leaking(int line_no, const char *filename)
 {
-    const char *msg = mbedtls_test_helper_is_psa_leaking( );
-    if( msg == NULL )
+    const char *msg = mbedtls_test_helper_is_psa_leaking();
+    if (msg == NULL)
         return 0;
-    else
-    {
-        mbedtls_test_fail( msg, line_no, filename );
+    else {
+        mbedtls_test_fail(msg, line_no, filename);
         return 1;
     }
 }
 #endif /* defined(MBEDTLS_PSA_CRYPTO_C) */
 
 #if defined(__unix__) || (defined(__APPLE__) && defined(__MACH__))
-static int redirect_output( FILE* out_stream, const char* path )
+static int redirect_output(FILE *out_stream, const char *path)
 {
     int out_fd, dup_fd;
-    FILE* path_stream;
+    FILE *path_stream;
 
-    out_fd = fileno( out_stream );
-    dup_fd = dup( out_fd );
+    out_fd = fileno(out_stream);
+    dup_fd = dup(out_fd);
 
-    if( dup_fd == -1 )
-    {
-        return -1 ;
+    if (dup_fd == -1) {
+        return -1;
     }
 
-    path_stream = fopen( path, "w" );
-    if( path_stream == NULL )
-    {
-        close( dup_fd );
-        return -1 ;
+    path_stream = fopen(path, "w");
+    if (path_stream == NULL) {
+        close(dup_fd);
+        return -1;
     }
 
-    fflush( out_stream );
-    if( dup2( fileno( path_stream ), out_fd ) == -1 )
-    {
-        close( dup_fd );
-        fclose( path_stream );
-        return -1 ;
+    fflush(out_stream);
+    if (dup2(fileno(path_stream), out_fd) == -1) {
+        close(dup_fd);
+        fclose(path_stream);
+        return -1;
     }
 
-    fclose( path_stream );
-    return dup_fd ;
+    fclose(path_stream);
+    return dup_fd;
 }
 
-static int restore_output( FILE* out_stream, int dup_fd )
+static int restore_output(FILE *out_stream, int dup_fd)
 {
-    int out_fd = fileno( out_stream );
+    int out_fd = fileno(out_stream);
 
-    fflush( out_stream );
-    if( dup2( dup_fd, out_fd ) == -1 )
-    {
-        close( out_fd );
-        close( dup_fd );
-        return -1 ;
+    fflush(out_stream);
+    if (dup2(dup_fd, out_fd) == -1) {
+        close(out_fd);
+        close(dup_fd);
+        return -1;
     }
 
-    close( dup_fd );
-    return 0 ;
+    close(dup_fd);
+    return 0;
 }
 #endif /* __unix__ || __APPLE__ __MACH__ */