--- gvpe/src/util.h	2013/07/16 16:44:37	1.31
+++ gvpe/src/util.h	2014/01/09 08:15:05	1.34
@@ -37,8 +37,6 @@
 #include <cstring>
 #include <sys/types.h>
 
-#include <openssl/rsa.h>
-
 #include "gettext.h"
 
 #include "slog.h"
@@ -127,10 +125,25 @@
 // run a shell script (or actually an external program).
 pid_t run_script (const run_script_cb &cb, bool wait);
 
+void hexdump (const char *header, void *data, int len);
+
 #if ENABLE_HTTP_PROXY
 u8 *base64_encode (const u8 *data, unsigned int len);
 #endif
 
+/* always take more or less the same time to compare */
+bool slow_memeq (const void *a, const void *b, int len);
+
+/*****************************************************************************/
+
+void rand_fill (void *data, int len);
+
+template<class T>
+inline void rand_fill (T &t)
+{
+  rand_fill (&t, sizeof (T));
+}
+
 /*****************************************************************************/
 
 // run work_cb in another thread, call done_cb in main thread when finished