1 /*- 2 * SPDX-License-Identifier: BSD-2-Clause 3 * 4 * Copyright (c) 2024, Klara, Inc. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: 9 * 1. Redistributions of source code must retain the above copyright 10 * notice, this list of conditions and the following disclaimer. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 15 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 16 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 17 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 18 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 19 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 20 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 21 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 22 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 23 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 24 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 25 * POSSIBILITY OF SUCH DAMAGE. 26 */ 27 #ifndef _SSP_STDLIB_H_ 28 #define _SSP_STDLIB_H_ 29 30 #include <ssp/ssp.h> 31 32 #if __SSP_FORTIFY_LEVEL > 0 33 34 #include <limits.h> 35 36 __BEGIN_DECLS 37 38 __ssp_redirect(void, arc4random_buf, (void *__buf, size_t __len), 39 (__buf, __len)); 40 41 __ssp_redirect_raw_impl(char *, realpath, realpath, 42 (const char *__restrict path, char *__restrict buf)) 43 { 44 if (__ssp_bos(buf) < PATH_MAX) 45 __chk_fail(); 46 47 return (__ssp_real(realpath)(path, buf)); 48 } 49 50 __END_DECLS 51 52 #endif /* __SSP_FORTIFY_LEVEL > 0 */ 53 #endif /* _SSP_STDLIB_H_ */ 54