1 /* $NetBSD: unistd.h,v 1.3 2007/06/03 17:41:19 christos Exp $ */ 2 3 /*- 4 * Copyright (c) 2006 The NetBSD Foundation, Inc. 5 * All rights reserved. 6 * 7 * This code is derived from software contributed to The NetBSD Foundation 8 * by Christos Zoulas. 9 * 10 * Redistribution and use in source and binary forms, with or without 11 * modification, are permitted provided that the following conditions 12 * are met: 13 * 1. Redistributions of source code must retain the above copyright 14 * notice, this list of conditions and the following disclaimer. 15 * 2. Redistributions in binary form must reproduce the above copyright 16 * notice, this list of conditions and the following disclaimer in the 17 * documentation and/or other materials provided with the distribution. 18 * 3. All advertising materials mentioning features or use of this software 19 * must display the following acknowledgement: 20 * This product includes software developed by the NetBSD 21 * Foundation, Inc. and its contributors. 22 * 4. Neither the name of The NetBSD Foundation nor the names of its 23 * contributors may be used to endorse or promote products derived 24 * from this software without specific prior written permission. 25 * 26 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 27 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 28 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 29 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 30 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 31 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 32 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 33 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 34 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 35 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 36 * POSSIBILITY OF SUCH DAMAGE. 37 */ 38 #ifndef _SSP_UNISTD_H_ 39 #define _SSP_UNISTD_H_ 40 41 #include <ssp/ssp.h> 42 43 #if __SSP_FORTIFY_LEVEL > 0 44 __BEGIN_DECLS 45 46 __ssp_redirect0(ssize_t, read, (int __fd, void *__buf, size_t __len), \ 47 (__fd, __buf, __len)); 48 49 __ssp_redirect(int, readlink, (const char *__restrict __path, \ 50 char *__restrict __buf, size_t __len), (__path, __buf, __len)); 51 52 __ssp_redirect(char *, getcwd, (char *__buf, size_t __len), (__buf, __len)); 53 54 __END_DECLS 55 56 #define read(fd, buf, len) __ssp_alias_func(read, (fd, buf, len)) 57 #define readlink(path, buf, len) __ssp_alias_func(readlink, (path, buf, len)) 58 #define getcwd(buf, len) __ssp_alias_func(getcwd, (buf, len)) 59 #endif /* __SSP_FORTIFY_LEVEL > 0 */ 60 #endif /* _SSP_UNISTD_H_ */ 61