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author | 2016-09-03 11:33:43 +0000 | |
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committer | 2016-09-03 11:33:43 +0000 | |
commit | 226f40d29499304880dac1264a5a7dc9dba06493 (patch) | |
tree | 7cb96bc06fba58fd4d94427f1dbc4e0fd22aa7e1 /lib/libcrypto/crypto/getentropy_netbsd.c | |
parent | Remove the libssl/ssl directory (diff) | |
download | wireguard-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.c | 64 |
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); -} |