X-Git-Url: https://www.tinc-vpn.org/git/browse?a=blobdiff_plain;f=src%2Fopenssl%2Fcrypto.c;h=3960c3e8433c6830bdbf8788a9748254ff4a80ee;hb=0fe69908838248c28624beb540257892db6bdcbd;hp=835e8087bb8a34dc234f1ed68023d87a3e546a75;hpb=103543aa2c15d9f1e2aa313a2e593a7524cce484;p=tinc

diff --git a/src/openssl/crypto.c b/src/openssl/crypto.c
index 835e8087..3960c3e8 100644
--- a/src/openssl/crypto.c
+++ b/src/openssl/crypto.c
@@ -1,6 +1,6 @@
 /*
     crypto.c -- Cryptographic miscellaneous functions and initialisation
-    Copyright (C) 2007 Guus Sliepen <guus@tinc-vpn.org>
+    Copyright (C) 2007-2021 Guus Sliepen <guus@tinc-vpn.org>
 
     This program is free software; you can redistribute it and/or modify
     it under the terms of the GNU General Public License as published by
@@ -17,27 +17,20 @@
     51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 */
 
-#include "system.h"
+#include "../system.h"
 
 #include <openssl/rand.h>
-#include <openssl/evp.h>
 #include <openssl/engine.h>
 
-#include "crypto.h"
+#include "../crypto.h"
 
-void crypto_init() {
-        RAND_load_file("/dev/urandom", 1024);
+void crypto_init(void) {
+#if OPENSSL_VERSION_MAJOR < 3
+	ENGINE_load_builtin_engines();
+#endif
 
-        ENGINE_load_builtin_engines();
-        ENGINE_register_all_complete();
-
-        OpenSSL_add_all_algorithms();
-}
-
-void crypto_exit() {
-	EVP_cleanup();
-}
-
-void randomize(void *out, size_t outlen) {
-	RAND_pseudo_bytes(out, outlen);
+	if(!RAND_status()) {
+		fprintf(stderr, "Not enough entropy for the PRNG!\n");
+		abort();
+	}
 }