Rename HexParam_t -> data_t for consistent coding style
diff --git a/tests/suites/test_suite_pkcs5.function b/tests/suites/test_suite_pkcs5.function
index 0dcbb0a..26f1d33 100644
--- a/tests/suites/test_suite_pkcs5.function
+++ b/tests/suites/test_suite_pkcs5.function
@@ -8,8 +8,8 @@
  */
 
 /* BEGIN_CASE */
-void pbkdf2_hmac( int hash, HexParam_t * pw_str, HexParam_t * salt_str,
-                  int it_cnt, int key_len, HexParam_t * result_key_string )
+void pbkdf2_hmac( int hash, data_t * pw_str, data_t * salt_str,
+                  int it_cnt, int key_len, data_t * result_key_string )
 {
     mbedtls_md_context_t ctx;
     const mbedtls_md_info_t *info;
@@ -32,8 +32,8 @@
 /* END_CASE */
 
 /* BEGIN_CASE depends_on:MBEDTLS_ASN1_PARSE_C */
-void mbedtls_pkcs5_pbes2( int params_tag, HexParam_t *params_hex, HexParam_t *pw,
-                  HexParam_t *data, int ref_ret, HexParam_t *ref_out )
+void mbedtls_pkcs5_pbes2( int params_tag, data_t *params_hex, data_t *pw,
+                  data_t *data, int ref_ret, data_t *ref_out )
 {
     int my_ret;
     mbedtls_asn1_buf params;