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authorUros Majstorovic <majstor@majstor.org>2018-01-22 15:23:20 +0100
committerUros Majstorovic <majstor@majstor.org>2018-01-22 15:23:20 +0100
commit87c71978e556d532a5b91a653514a92acec9a1b7 (patch)
treeb7533e088f1adf07ec46a32e9cf33251a147bbe2 /code/ecp/crypto/compat/getentropy_freebsd.c
parentb9d0e6e824f222e7f6647806b6afb3c2f4727ab5 (diff)
arc4random added
Diffstat (limited to 'code/ecp/crypto/compat/getentropy_freebsd.c')
-rw-r--r--code/ecp/crypto/compat/getentropy_freebsd.c62
1 files changed, 0 insertions, 62 deletions
diff --git a/code/ecp/crypto/compat/getentropy_freebsd.c b/code/ecp/crypto/compat/getentropy_freebsd.c
deleted file mode 100644
index 30cd68e..0000000
--- a/code/ecp/crypto/compat/getentropy_freebsd.c
+++ /dev/null
@@ -1,62 +0,0 @@
-/* $OpenBSD: getentropy_freebsd.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);
-}