1 files changed, 18 insertions, 0 deletions
diff --git a/util.c b/util.c
index e69de29..84733b1 100644
--- a/util.c
+++ b/util.c
@@ -0,0 +1,18 @@
+#include "util.h"
+
+int
+die(const char* msg)
+{
+    fprintf_s(stderr, "%s\n", msg);
+    exit(-1);
+}
+
+int
+set_data(unsigned char* data)
+{
+    if (memset(data, 0x00, 17))
+    {
+	return -1;
+    }   
+    return 0;
+}