HardenedBSD/include/ssp/poll.h
Kyle Evans 9333e1cbd0 include: ssp: hide ppoll redirect behind __BSD_VISIBLE
This mirrors ppoll's visibility in sys/poll.h and fixes a build issue
with some _POSIX_C_SOURCE requests due to missing the sigset_t typedef.

Reported by:	eduardo
Sponsored by:	Klara, Inc.
Sponsored by:	Stormshield
2024-07-30 11:36:58 -05:00

61 lines
2.1 KiB
C

/*-
* SPDX-License-Identifier: BSD-2-Clause
*
* Copyright (c) 2024, Klara, Inc.
*
* 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_POLL_H_
#define _SSP_POLL_H_
#include <ssp/ssp.h>
#if __SSP_FORTIFY_LEVEL > 0
__BEGIN_DECLS
__ssp_redirect_raw_impl(int, poll, poll,
(struct pollfd fds[], nfds_t nfds, int timeout))
{
if (__ssp_bos(fds) / sizeof(fds[0]) < nfds)
__chk_fail();
return (__ssp_real(poll)(fds, nfds, timeout));
}
#if __BSD_VISIBLE
__ssp_redirect_raw_impl(int, ppoll, ppoll,
(struct pollfd fds[], nfds_t nfds,
const struct timespec *__restrict timeout,
const sigset_t *__restrict newsigmask))
{
if (__ssp_bos(fds) / sizeof(fds[0]) < nfds)
__chk_fail();
return (__ssp_real(ppoll)(fds, nfds, timeout, newsigmask));
}
#endif /* __BSD_VISIBLE */
__END_DECLS
#endif /* __SSP_FORTIFY_LEVEL > 0 */
#endif /* _SSP_POLL_H_ */