Rename HexParam_t -> data_t for consistent coding style
diff --git a/tests/suites/test_suite_aes.function b/tests/suites/test_suite_aes.function
index a0f1b13..a797e69 100644
--- a/tests/suites/test_suite_aes.function
+++ b/tests/suites/test_suite_aes.function
@@ -8,8 +8,8 @@
  */
 
 /* BEGIN_CASE */
-void aes_encrypt_ecb( HexParam_t * key_str, HexParam_t * src_str,
-                      HexParam_t * hex_dst_string, int setkey_result )
+void aes_encrypt_ecb( data_t * key_str, data_t * src_str,
+                      data_t * hex_dst_string, int setkey_result )
 {
     unsigned char output[100];
     mbedtls_aes_context ctx;
@@ -32,8 +32,8 @@
 /* END_CASE */
 
 /* BEGIN_CASE */
-void aes_decrypt_ecb( HexParam_t * key_str, HexParam_t * src_str,
-                      HexParam_t * hex_dst_string, int setkey_result )
+void aes_decrypt_ecb( data_t * key_str, data_t * src_str,
+                      data_t * hex_dst_string, int setkey_result )
 {
     unsigned char output[100];
     mbedtls_aes_context ctx;
@@ -56,8 +56,8 @@
 /* END_CASE */
 
 /* BEGIN_CASE depends_on:MBEDTLS_CIPHER_MODE_CBC */
-void aes_encrypt_cbc( HexParam_t * key_str, HexParam_t * iv_str,
-                      HexParam_t * src_str, HexParam_t * hex_dst_string,
+void aes_encrypt_cbc( data_t * key_str, data_t * iv_str,
+                      data_t * src_str, data_t * hex_dst_string,
                       int cbc_result )
 {
     unsigned char output[100];
@@ -81,8 +81,8 @@
 /* END_CASE */
 
 /* BEGIN_CASE depends_on:MBEDTLS_CIPHER_MODE_CBC */
-void aes_decrypt_cbc( HexParam_t * key_str, HexParam_t * iv_str,
-                      HexParam_t * src_str, HexParam_t * hex_dst_string,
+void aes_decrypt_cbc( data_t * key_str, data_t * iv_str,
+                      data_t * src_str, data_t * hex_dst_string,
                       int cbc_result )
 {
     unsigned char output[100];
@@ -230,8 +230,8 @@
 
 
 /* BEGIN_CASE depends_on:MBEDTLS_CIPHER_MODE_CFB */
-void aes_encrypt_cfb128( HexParam_t * key_str, HexParam_t * iv_str,
-                         HexParam_t * src_str, HexParam_t * hex_dst_string )
+void aes_encrypt_cfb128( data_t * key_str, data_t * iv_str,
+                         data_t * src_str, data_t * hex_dst_string )
 {
     unsigned char output[100];
     mbedtls_aes_context ctx;
@@ -252,8 +252,8 @@
 /* END_CASE */
 
 /* BEGIN_CASE depends_on:MBEDTLS_CIPHER_MODE_CFB */
-void aes_decrypt_cfb128( HexParam_t * key_str, HexParam_t * iv_str,
-                         HexParam_t * src_str, HexParam_t * hex_dst_string )
+void aes_decrypt_cfb128( data_t * key_str, data_t * iv_str,
+                         data_t * src_str, data_t * hex_dst_string )
 {
     unsigned char output[100];
     mbedtls_aes_context ctx;
@@ -274,8 +274,8 @@
 /* END_CASE */
 
 /* BEGIN_CASE depends_on:MBEDTLS_CIPHER_MODE_CFB */
-void aes_encrypt_cfb8( HexParam_t * key_str, HexParam_t * iv_str,
-                       HexParam_t * src_str, HexParam_t * hex_dst_string )
+void aes_encrypt_cfb8( data_t * key_str, data_t * iv_str,
+                       data_t * src_str, data_t * hex_dst_string )
 {
     unsigned char output[100];
     mbedtls_aes_context ctx;
@@ -295,8 +295,8 @@
 /* END_CASE */
 
 /* BEGIN_CASE depends_on:MBEDTLS_CIPHER_MODE_CFB */
-void aes_decrypt_cfb8( HexParam_t * key_str, HexParam_t * iv_str,
-                       HexParam_t * src_str, HexParam_t * hex_dst_string )
+void aes_decrypt_cfb8( data_t * key_str, data_t * iv_str,
+                       data_t * src_str, data_t * hex_dst_string )
 {
     unsigned char output[100];
     mbedtls_aes_context ctx;