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Diffstat (limited to 'external/unbound/compat/getentropy_win.c')
-rw-r--r--external/unbound/compat/getentropy_win.c56
1 files changed, 0 insertions, 56 deletions
diff --git a/external/unbound/compat/getentropy_win.c b/external/unbound/compat/getentropy_win.c
deleted file mode 100644
index 71fb955e7..000000000
--- a/external/unbound/compat/getentropy_win.c
+++ /dev/null
@@ -1,56 +0,0 @@
-/* $OpenBSD$ */
-
-/*
- * Copyright (c) 2014, Theo de Raadt <deraadt@openbsd.org>
- * Copyright (c) 2014, Bob Beck <beck@obtuse.com>
- *
- * 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 <windows.h>
-#include <errno.h>
-#include <stdint.h>
-#include <sys/types.h>
-#include <wincrypt.h>
-#include <process.h>
-
-int getentropy(void *buf, size_t len);
-
-/*
- * On Windows, CryptGenRandom is supposed to be a well-seeded
- * cryptographically strong random number generator.
- */
-int
-getentropy(void *buf, size_t len)
-{
- HCRYPTPROV provider;
-
- if (len > 256) {
- errno = EIO;
- return -1;
- }
-
- if (CryptAcquireContext(&provider, NULL, NULL, PROV_RSA_FULL,
- CRYPT_VERIFYCONTEXT) == 0)
- goto fail;
- if (CryptGenRandom(provider, len, buf) == 0) {
- CryptReleaseContext(provider, 0);
- goto fail;
- }
- CryptReleaseContext(provider, 0);
- return (0);
-
-fail:
- errno = EIO;
- return (-1);
-}