Update libsrtp to version 2.0

crypto/include/stat.h

Index: crypto/include/stat.h
diff --git a/srtp/crypto/include/stat.h b/crypto/include/stat.h
similarity index 81%
rename from srtp/crypto/include/stat.h
rename to crypto/include/stat.h
index e28b1314a8f6f44bbc5ddbdddf6e38b0f36f93ff..579301b78c1a0096bfd18fc7a307e695c8459ae5 100644
--- a/srtp/crypto/include/stat.h
+++ b/crypto/include/stat.h
@@ -48,22 +48,20 @@
 #define STAT_H
 
 #include "datatypes.h"       /* for uint8_t                       */
-#include "err.h"             /* for err_status_t                  */
-#include "rand_source.h"     /* for rand_source_func_t definition */
+#include "err.h"             /* for srtp_err_status_t             */
 
-err_status_t
-stat_test_monobit(uint8_t *data);
+#ifdef __cplusplus
+extern "C" {
+#endif
 
-err_status_t
-stat_test_poker(uint8_t *data);
+srtp_err_status_t stat_test_monobit(uint8_t *data);
 
-err_status_t
-stat_test_runs(uint8_t *data);
+srtp_err_status_t stat_test_poker(uint8_t *data);
 
-err_status_t
-stat_test_rand_source(rand_source_func_t rs);
+srtp_err_status_t stat_test_runs(uint8_t *data);
 
-err_status_t
-stat_test_rand_source_with_repetition(rand_source_func_t source, unsigned num_trials);
+#ifdef __cplusplus
+}
+#endif
 
 #endif /* STAT_H */