/*
* Copyright 1995-2018 The OpenSSL Project Authors. All Rights Reserved.
*
- * Licensed under the OpenSSL license (the "License"). You may not use
+ * Licensed under the Apache License 2.0 (the "License"). You may not use
* this file except in compliance with the License. You can obtain a copy
* in the file LICENSE in the source distribution or at
* https://www.openssl.org/source/license.html
#include <stdio.h>
#include "internal/dso.h"
#if defined(__linux)
-# include <sys/syscall.h>
+# include <asm/unistd.h>
#endif
-#if defined(__FreeBSD__)
+#if defined(__FreeBSD__) && !defined(OPENSSL_SYS_UEFI)
# include <sys/types.h>
# include <sys/sysctl.h>
# include <sys/param.h>
# include <sys/param.h>
#endif
-#if defined(OPENSSL_SYS_UNIX) || defined(__DJGPP__)
+#if (defined(OPENSSL_SYS_UNIX) && !defined(OPENSSL_SYS_VXWORKS)) \
+ || defined(__DJGPP__)
# include <sys/types.h>
# include <sys/stat.h>
# include <fcntl.h>
# undef OPENSSL_RAND_SEED_EGD
#endif
-#if (defined(OPENSSL_SYS_VXWORKS) || defined(OPENSSL_SYS_UEFI)) && \
- !defined(OPENSSL_RAND_SEED_NONE)
-# error "UEFI and VXWorks only support seeding NONE"
+#if defined(OPENSSL_SYS_UEFI) && !defined(OPENSSL_RAND_SEED_NONE)
+# error "UEFI only supports seeding NONE"
#endif
#if !(defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_WIN32) \
# endif
/* Linux supports this since version 3.17 */
-# if defined(__linux) && defined(SYS_getrandom)
- return syscall(SYS_getrandom, buf, buflen, 0);
+# if defined(__linux) && defined(__NR_getrandom)
+ return syscall(__NR_getrandom, buf, buflen, 0);
# elif (defined(__FreeBSD__) || defined(__NetBSD__)) && defined(KERN_ARND)
return sysctl_random(buf, buflen);
# else
rd->fd = -1;
}
-static void open_random_devices(void)
-{
- size_t i;
-
- for (i = 0; i < OSSL_NELEM(random_devices); i++)
- (void)get_random_device(i);
-}
-
int rand_pool_init(void)
{
size_t i;
for (i = 0; i < OSSL_NELEM(random_devices); i++)
random_devices[i].fd = -1;
- open_random_devices();
+
return 1;
}
void rand_pool_keep_random_devices_open(int keep)
{
- if (keep)
- open_random_devices();
- else
+ if (!keep)
rand_pool_cleanup();
+
keep_random_devices_open = keep;
}
# endif
#endif
-#if defined(OPENSSL_SYS_UNIX) || defined(__DJGPP__)
+#if (defined(OPENSSL_SYS_UNIX) && !defined(OPENSSL_SYS_VXWORKS)) \
+ || defined(__DJGPP__)
int rand_pool_add_nonce_data(RAND_POOL *pool)
{
struct {
pid_t pid;
CRYPTO_THREAD_ID tid;
uint64_t time;
- } data = { 0 };
+ } data;
+
+ /* Erase the entire structure including any padding */
+ memset(&data, 0, sizeof(data));
/*
* Add process id, thread id, and a high resolution timestamp to
struct {
CRYPTO_THREAD_ID tid;
uint64_t time;
- } data = { 0 };
+ } data;
+
+ /* Erase the entire structure including any padding */
+ memset(&data, 0, sizeof(data));
/*
* Add some noise from the thread id and a high resolution timer.