Rename HexParam_t -> data_t for consistent coding style
diff --git a/tests/suites/test_suite_hmac_drbg.function b/tests/suites/test_suite_hmac_drbg.function
index aeea62c..13bc400 100644
--- a/tests/suites/test_suite_hmac_drbg.function
+++ b/tests/suites/test_suite_hmac_drbg.function
@@ -161,9 +161,9 @@
 /* END_CASE */
 
 /* BEGIN_CASE */
-void hmac_drbg_no_reseed( int md_alg, HexParam_t * entropy,
-                          HexParam_t * custom, HexParam_t * add1,
-                          HexParam_t * add2, HexParam_t * output )
+void hmac_drbg_no_reseed( int md_alg, data_t * entropy,
+                          data_t * custom, data_t * add1,
+                          data_t * add2, data_t * output )
 {
     unsigned char data[1024];
     unsigned char my_output[512];
@@ -209,9 +209,9 @@
 /* END_CASE */
 
 /* BEGIN_CASE */
-void hmac_drbg_nopr( int md_alg, HexParam_t * entropy, HexParam_t * custom,
-                     HexParam_t * add1, HexParam_t * add2, HexParam_t * add3,
-                     HexParam_t * output )
+void hmac_drbg_nopr( int md_alg, data_t * entropy, data_t * custom,
+                     data_t * add1, data_t * add2, data_t * add3,
+                     data_t * output )
 {
     unsigned char my_output[512];
     entropy_ctx p_entropy;
@@ -242,8 +242,8 @@
 /* END_CASE */
 
 /* BEGIN_CASE */
-void hmac_drbg_pr( int md_alg, HexParam_t * entropy, HexParam_t * custom,
-                   HexParam_t * add1, HexParam_t * add2, HexParam_t * output )
+void hmac_drbg_pr( int md_alg, data_t * entropy, data_t * custom,
+                   data_t * add1, data_t * add2, data_t * output )
 {
     unsigned char my_output[512];
     entropy_ctx p_entropy;