Add hex comparison function
diff --git a/tests/suites/helpers.function b/tests/suites/helpers.function
index 1df450d..6bab65f 100644
--- a/tests/suites/helpers.function
+++ b/tests/suites/helpers.function
@@ -441,3 +441,23 @@
     test_info.line_no = line_no;
     test_info.filename = filename;
 }
+
+int hexcmp( uint8_t * a, uint8_t * b, uint32_t a_len, uint32_t b_len)
+{
+    int ret = 0;
+    uint32_t i = 0;
+
+    if ( a_len != b_len )
+        return( a_len - b_len );
+
+    for( i = 0; i < a_len; i++ )
+    {
+        if ( a[i] != b[i] )
+        {
+            ret = -1;
+            break;
+        }
+    }
+    return ret;
+}
+