Export getentropy and getrandom calls

getentropy per OpenBSD

  http://man.openbsd.org/cgi-bin/man.cgi/OpenBSD-current/man2/getentropy.2

getrandom per Linux

  http://man7.org/linux/man-pages/man2/getrandom.2.html

  Note that GRND_NONBLOCK is not handled

2 files changed, 33 insertions, 3 deletions

diff --git a/winsup/cygwin/include/cygwin/version.h b/winsup/cygwin/include/cygwin/version.h
index 6ba602efb..0da3d370a 100644
--- a/winsup/cygwin/include/cygwin/version.h
+++ b/winsup/cygwin/include/cygwin/version.h
@@ -10,8 +10,8 @@ details. */
    the Cygwin shared library".  This version is used to track important
    changes to the DLL and is mainly informative in nature. */
 
-#define CYGWIN_VERSION_DLL_MAJOR 2006
-#define CYGWIN_VERSION_DLL_MINOR 1
+#define CYGWIN_VERSION_DLL_MAJOR 2007
+#define CYGWIN_VERSION_DLL_MINOR 0
 
 /* Major numbers before CYGWIN_VERSION_DLL_EPOCH are incompatible. */
 
@@ -470,12 +470,13 @@ details. */
   303: Export pthread_getname_np, pthread_setname_np.
   304: Export strerror_l, strptime_l, wcsftime_l.
   305: [f]pathconf flag _PC_CASE_INSENSITIVE added.
+  306: Export getentropy, getrandom.
 
   Note that we forgot to bump the api for ualarm, strtoll, strtoull,
   sigaltstack, sethostname. */
 
 #define CYGWIN_VERSION_API_MAJOR 0
-#define CYGWIN_VERSION_API_MINOR 305
+#define CYGWIN_VERSION_API_MINOR 306
 
 /* There is also a compatibity version number associated with the shared memory
    regions.  It is incremented when incompatible changes are made to the shared
diff --git a/winsup/cygwin/include/sys/random.h b/winsup/cygwin/include/sys/random.h
new file mode 100644
index 000000000..5422718a5
--- /dev/null
+++ b/winsup/cygwin/include/sys/random.h
@@ -0,0 +1,29 @@
+/* sys/random.h header file for Cygwin.
+
+This file is part of Cygwin.
+
+This software is a copyrighted work licensed under the terms of the
+Cygwin license.  Please consult the file "CYGWIN_LICENSE" for details. */
+
+#ifndef _SYS_RANDOM_H
+#define _SYS_RANDOM_H
+
+#include <_ansi.h>
+#include <sys/types.h>
+
+/* getrandom flags */
+#define GRND_NONBLOCK	1
+#define GRND_RANDOM	2
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+ssize_t getrandom (void *__ptr, size_t __len, unsigned int __flags);
+int getentropy (void *__ptr, size_t __len);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* _SYS_RANDOM_H */