Intermediate hexify out change
diff --git a/tests/suites/test_suite_pkcs5.function b/tests/suites/test_suite_pkcs5.function
index 98546cb..29e87cb 100644
--- a/tests/suites/test_suite_pkcs5.function
+++ b/tests/suites/test_suite_pkcs5.function
@@ -8,38 +8,25 @@
  */
 
 /* BEGIN_CASE */
-void pbkdf2_hmac( int hash, char *hex_password_string,
-                  char *hex_salt_string, int it_cnt, int key_len,
-                  char *result_key_string )
+void pbkdf2_hmac( int hash, uint8_t * pw_str, uint32_t pw_len,
+                  uint8_t * salt_str, uint32_t salt_len, int it_cnt,
+                  int key_len, uint8_t * result_key_string,
+                  uint32_t result_key_string_len )
 {
-    unsigned char pw_str[100];
-    unsigned char salt_str[100];
-    unsigned char dst_str[200];
-
     mbedtls_md_context_t ctx;
     const mbedtls_md_info_t *info;
 
-    int pw_len, salt_len;
     unsigned char key[100];
 
     mbedtls_md_init( &ctx );
 
-    memset(pw_str, 0x00, sizeof(pw_str));
-    memset(salt_str, 0x00, sizeof(salt_str));
-    memset(dst_str, 0x00, sizeof(dst_str));
-
-    pw_len = unhexify( pw_str, hex_password_string );
-    salt_len = unhexify( salt_str, hex_salt_string );
-
-
     info = mbedtls_md_info_from_type( hash );
     TEST_ASSERT( info != NULL );
     TEST_ASSERT( mbedtls_md_setup( &ctx, info, 1 ) == 0 );
     TEST_ASSERT( mbedtls_pkcs5_pbkdf2_hmac( &ctx, pw_str, pw_len, salt_str, salt_len,
                                      it_cnt, key_len, key ) == 0 );
 
-    hexify( dst_str, key, key_len );
-    TEST_ASSERT( strcmp( (char *) dst_str, result_key_string ) == 0 );
+    TEST_ASSERT( hexcmp( key, result_key_string, key_len, result_key_string_len ) == 0 );
 
 exit:
     mbedtls_md_free( &ctx );
@@ -80,7 +67,7 @@
 /* END_CASE */
 
 /* BEGIN_CASE depends_on:MBEDTLS_SELF_TEST */
-void pkcs5_selftest( )
+void pkcs5_selftest(  )
 {
     TEST_ASSERT( mbedtls_pkcs5_self_test( 1 ) == 0 );
 }