Rename HexParam_t -> data_t for consistent coding style
diff --git a/tests/suites/test_suite_pk.function b/tests/suites/test_suite_pk.function
index 23e3a69..9005ddb 100644
--- a/tests/suites/test_suite_pk.function
+++ b/tests/suites/test_suite_pk.function
@@ -121,9 +121,9 @@
 /* END_CASE */
 
 /* BEGIN_CASE depends_on:MBEDTLS_RSA_C */
-void pk_rsa_verify_test_vec( HexParam_t * message_str, int digest, int mod,
+void pk_rsa_verify_test_vec( data_t * message_str, int digest, int mod,
                              int radix_N, char * input_N, int radix_E,
-                             char * input_E, HexParam_t * result_str,
+                             char * input_E, data_t * result_str,
                              int result )
 {
     unsigned char hash_result[1000];
@@ -154,10 +154,10 @@
 /* END_CASE */
 
 /* BEGIN_CASE depends_on:MBEDTLS_RSA_C */
-void pk_rsa_verify_ext_test_vec( HexParam_t * message_str, int digest,
+void pk_rsa_verify_ext_test_vec( data_t * message_str, int digest,
                                  int mod, int radix_N, char * input_N,
                                  int radix_E, char * input_E,
-                                 HexParam_t * result_str, int pk_type,
+                                 data_t * result_str, int pk_type,
                                  int mgf1_hash_id, int salt_len, int result )
 {
     unsigned char hash_result[1000];
@@ -213,8 +213,8 @@
 /* END_CASE */
 
 /* BEGIN_CASE depends_on:MBEDTLS_ECDSA_C */
-void pk_ec_test_vec( int type, int id, HexParam_t * key, HexParam_t * hash,
-                     HexParam_t * sig, int ret )
+void pk_ec_test_vec( int type, int id, data_t * key, data_t * hash,
+                     data_t * sig, int ret )
 {
     mbedtls_pk_context pk;
     mbedtls_ecp_keypair *eckey;
@@ -266,9 +266,9 @@
 /* END_CASE */
 
 /* BEGIN_CASE depends_on:MBEDTLS_RSA_C */
-void pk_rsa_encrypt_test_vec( HexParam_t * message, int mod, int radix_N,
+void pk_rsa_encrypt_test_vec( data_t * message, int mod, int radix_N,
                               char * input_N, int radix_E, char * input_E,
-                              HexParam_t * result, int ret )
+                              data_t * result, int ret )
 {
     unsigned char output[1000];
     rnd_pseudo_info rnd_info;
@@ -300,10 +300,10 @@
 /* END_CASE */
 
 /* BEGIN_CASE depends_on:MBEDTLS_RSA_C */
-void pk_rsa_decrypt_test_vec( HexParam_t * cipher, int mod, int radix_P,
+void pk_rsa_decrypt_test_vec( data_t * cipher, int mod, int radix_P,
                               char * input_P, int radix_Q, char * input_Q,
                               int radix_N, char * input_N, int radix_E,
-                              char * input_E, HexParam_t * clear, int ret )
+                              char * input_E, data_t * clear, int ret )
 {
     unsigned char output[1000];
     rnd_pseudo_info rnd_info;