1 files changed, 90 insertions, 0 deletions
diff --git a/include/ssp/unistd.h b/include/ssp/unistd.h
new file mode 100644
index 000000000000..7e9d72343dde
--- /dev/null
+++ b/include/ssp/unistd.h
@@ -0,0 +1,90 @@
+/*	$NetBSD: unistd.h,v 1.7 2015/06/25 18:41:03 joerg Exp $	*/
+
+/*-
+ *
+ * SPDX-License-Identifier: BSD-2-Clause
+ *
+ * Copyright (c) 2006 The NetBSD Foundation, Inc.
+ * All rights reserved.
+ *
+ * This code is derived from software contributed to The NetBSD Foundation
+ * by Christos Zoulas.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
+ * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
+ * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
+ * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+#ifndef _SSP_UNISTD_H_
+#define _SSP_UNISTD_H_
+
+#include <ssp/ssp.h>
+
+#if __SSP_FORTIFY_LEVEL > 0
+__BEGIN_DECLS
+
+#ifndef _FORTIFY_SOURCE_read
+#define	_FORTIFY_SOURCE_read	read
+#endif
+
+__ssp_inline size_t
+__ssp_gid_bos(const void *ptr)
+{
+	size_t ptrsize = __ssp_bos(ptr);
+
+	if (ptrsize == (size_t)-1)
+		return (ptrsize);
+
+	return (ptrsize / sizeof(gid_t));
+}
+
+__ssp_redirect_raw(int, getgrouplist, getgrouplist,
+    (const char *__name, gid_t __base, gid_t *__buf, int *__lenp),
+    (__name, __base, __buf, __lenp), 1, __ssp_gid_bos, *__lenp);
+
+__ssp_redirect_raw(int, getgroups, getgroups, (int __len, gid_t *__buf),
+    (__len, __buf), 1, __ssp_gid_bos, __len);
+
+__ssp_redirect(int, getloginclass, (char *__buf, size_t __len),
+    (__buf, __len));
+
+__ssp_redirect(ssize_t, _FORTIFY_SOURCE_read, (int __fd, void *__buf,
+    size_t __len), (__fd, __buf, __len));
+__ssp_redirect(ssize_t, pread, (int __fd, void *__buf, size_t __len,
+    off_t __offset), (__fd, __buf, __len, __offset));
+
+__ssp_redirect(ssize_t, readlink, (const char *__restrict __path, \
+    char *__restrict __buf, size_t __len), (__path, __buf, __len));
+__ssp_redirect(ssize_t, readlinkat, (int __fd, const char *__restrict __path,
+	char *__restrict __buf, size_t __len), (__fd, __path, __buf, __len));
+
+__ssp_redirect_raw(char *, getcwd, getcwd, (char *__buf, size_t __len),
+    (__buf, __len), __buf != 0, __ssp_bos, __len);
+
+__ssp_redirect(int, getdomainname, (char *__buf, int __len), (__buf, __len));
+__ssp_redirect(int, getentropy, (void *__buf, size_t __len), (__buf, __len));
+__ssp_redirect(int, gethostname, (char *__buf, size_t __len), (__buf, __len));
+__ssp_redirect(int, getlogin_r, (char *__buf, size_t __len), (__buf, __len));
+__ssp_redirect(int, ttyname_r, (int __fd, char *__buf, size_t __len),
+    (__fd, __buf, __len));
+
+__END_DECLS
+
+#endif /* __SSP_FORTIFY_LEVEL > 0 */
+#endif /* _SSP_UNISTD_H_ */