summaryrefslogtreecommitdiffstats
path: root/lib/libcrypto/crypto/getentropy_netbsd.c
diff options
context:
space:
mode:
authorbeck <beck@openbsd.org>2016-09-03 11:33:43 +0000
committerbeck <beck@openbsd.org>2016-09-03 11:33:43 +0000
commit226f40d29499304880dac1264a5a7dc9dba06493 (patch)
tree7cb96bc06fba58fd4d94427f1dbc4e0fd22aa7e1 /lib/libcrypto/crypto/getentropy_netbsd.c
parentRemove the libssl/ssl directory (diff)
downloadwireguard-openbsd-226f40d29499304880dac1264a5a7dc9dba06493.tar.xz
wireguard-openbsd-226f40d29499304880dac1264a5a7dc9dba06493.zip
Remove the libcrypto/crypto directory
Diffstat (limited to 'lib/libcrypto/crypto/getentropy_netbsd.c')
-rw-r--r--lib/libcrypto/crypto/getentropy_netbsd.c64
1 files changed, 0 insertions, 64 deletions
diff --git a/lib/libcrypto/crypto/getentropy_netbsd.c b/lib/libcrypto/crypto/getentropy_netbsd.c
deleted file mode 100644
index 45d68c9fda4..00000000000
--- a/lib/libcrypto/crypto/getentropy_netbsd.c
+++ /dev/null
@@ -1,64 +0,0 @@
-/* $OpenBSD: getentropy_netbsd.c,v 1.3 2016/08/07 03:27:21 tb Exp $ */
-
-/*
- * Copyright (c) 2014 Pawel Jakub Dawidek <pjd@FreeBSD.org>
- * Copyright (c) 2014 Brent Cook <bcook@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.
- *
- * Emulation of getentropy(2) as documented at:
- * http://man.openbsd.org/getentropy.2
- */
-
-#include <sys/types.h>
-#include <sys/sysctl.h>
-
-#include <errno.h>
-#include <stddef.h>
-
-/*
- * Derived from lib/libc/gen/arc4random.c from FreeBSD.
- */
-static size_t
-getentropy_sysctl(u_char *buf, size_t size)
-{
- int mib[2];
- size_t len, done;
-
- mib[0] = CTL_KERN;
- mib[1] = KERN_ARND;
- done = 0;
-
- do {
- len = size;
- if (sysctl(mib, 2, buf, &len, NULL, 0) == -1)
- return (done);
- done += len;
- buf += len;
- size -= len;
- } while (size > 0);
-
- return (done);
-}
-
-int
-getentropy(void *buf, size_t len)
-{
- if (len <= 256 &&
- getentropy_sysctl(buf, len) == len) {
- return (0);
- }
-
- errno = EIO;
- return (-1);
-}