early-access version 1255

externals/libressl/crypto/rand/rand_lib.c

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+/* $OpenBSD: rand_lib.c,v 1.20 2014/10/22 13:02:04 jsing Exp $ */
+/*
+ * Copyright (c) 2014 Ted Unangst <tedu@openbsd.org>
+ *
+ * Permission to use, copy, modify, and distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#include <stdlib.h>
+
+#include <openssl/opensslconf.h>
+
+#include <openssl/rand.h>
+
+/*
+ * The useful functions in this file are at the bottom.
+ */
+int
+RAND_set_rand_method(const RAND_METHOD *meth)
+{
+	return 1;
+}
+
+const RAND_METHOD *
+RAND_get_rand_method(void)
+{
+	return NULL;
+}
+
+RAND_METHOD *
+RAND_SSLeay(void)
+{
+	return NULL;
+}
+
+#ifndef OPENSSL_NO_ENGINE
+int
+RAND_set_rand_engine(ENGINE *engine)
+{
+	return 1;
+}
+#endif
+
+void
+RAND_cleanup(void)
+{
+
+}
+
+void
+RAND_seed(const void *buf, int num)
+{
+
+}
+
+void
+RAND_add(const void *buf, int num, double entropy)
+{
+
+}
+
+int
+RAND_status(void)
+{
+	return 1;
+}
+
+int
+RAND_poll(void)
+{
+	return 1;
+}
+
+/*
+ * Hurray. You've made it to the good parts.
+ */
+int
+RAND_bytes(unsigned char *buf, int num)
+{
+	if (num > 0)
+		arc4random_buf(buf, num);
+	return 1;
+}
+
+int
+RAND_pseudo_bytes(unsigned char *buf, int num)
+{
+	if (num > 0)
+		arc4random_buf(buf, num);
+	return 1;
+}