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authorbcook <bcook@cvs.openbsd.org>2014-07-20 20:51:14 +0000
committerbcook <bcook@cvs.openbsd.org>2014-07-20 20:51:14 +0000
commit43b96940ee4a95bd9ca411e91c2911ce14cfd74e (patch)
tree8cbd3de145056d9ff1a61e2827a5d01ba98f51cf /lib/libc/crypt
parent404854e696fa6480e40e79141dbe0f631f9e2c11 (diff)
Move more OS-specific functionality to arc4random.h headers.
Move <sys/mman.h> and raise(SIGKILL) calls to OS-specific headers. On OpenBSD, move thread_private.h as well to arc4random.h. On Windows, use TerminateProcess on getentropy failure. ok deraadt@
Diffstat (limited to 'lib/libc/crypt')
-rw-r--r--lib/libc/crypt/arc4random.c7
-rw-r--r--lib/libc/crypt/arc4random.h13
2 files changed, 14 insertions, 6 deletions
diff --git a/lib/libc/crypt/arc4random.c b/lib/libc/crypt/arc4random.c
index 3c80beb3b96..e4b6369bf1e 100644
--- a/lib/libc/crypt/arc4random.c
+++ b/lib/libc/crypt/arc4random.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: arc4random.c,v 1.48 2014/07/19 00:08:41 deraadt Exp $ */
+/* $OpenBSD: arc4random.c,v 1.49 2014/07/20 20:51:13 bcook Exp $ */
/*
* Copyright (c) 1996, David Mazieres <dm@uun.org>
@@ -32,9 +32,6 @@
#include <sys/types.h>
#include <sys/param.h>
#include <sys/time.h>
-#include <sys/mman.h>
-
-#include "thread_private.h"
#define KEYSTREAM_ONLY
#include "chacha_private.h"
@@ -90,7 +87,7 @@ _rs_stir(void)
u_char rnd[KEYSZ + IVSZ];
if (getentropy(rnd, sizeof rnd) == -1)
- raise(SIGKILL);
+ _getentropy_fail();
if (!rs)
_rs_init(rnd, sizeof(rnd));
diff --git a/lib/libc/crypt/arc4random.h b/lib/libc/crypt/arc4random.h
index d867687226f..d29873cca4c 100644
--- a/lib/libc/crypt/arc4random.h
+++ b/lib/libc/crypt/arc4random.h
@@ -1,4 +1,4 @@
-/* $OpenBSD: arc4random.h,v 1.2 2014/07/19 00:08:41 deraadt Exp $ */
+/* $OpenBSD: arc4random.h,v 1.3 2014/07/20 20:51:13 bcook Exp $ */
/*
* Copyright (c) 1996, David Mazieres <dm@uun.org>
@@ -21,6 +21,17 @@
/*
* Stub functions for portability.
*/
+#include <sys/mman.h>
+
+#include <signal.h>
+
+#include "thread_private.h"
+
+static inline void
+_getentropy_fail(void)
+{
+ raise(SIGKILL);
+}
static inline int
_rs_allocate(struct _rs **rsp, struct _rsx **rsxp)