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cygwin: add Object Size Checking to sys/poll.h 

Signed-off-by: Yaakov Selkowitz <yselkowi@redhat.com>
This commit is contained in:
Yaakov Selkowitz 2017-11-29 11:38:17 -06:00
parent dadc9e7e4a
commit b3281de25f
2 changed files with 30 additions and 0 deletions
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26
winsup/cygwin/include/ssp/poll.h Normal file
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@ -0,0 +1,26 @@
#ifndef _SSP_POLL_H_
#define _SSP_POLL_H_
#include <ssp/ssp.h>
#if __SSP_FORTIFY_LEVEL > 0
__BEGIN_DECLS
__ssp_decl(int, poll, (struct pollfd *__fds, nfds_t __nfds, int __timeout))
{
__ssp_check (__fds, __nfds * sizeof(*__fds), __ssp_bos);
return __ssp_real_poll (__fds, __nfds, __timeout);
}
#if __GNU_VISIBLE
__ssp_decl(int, ppoll, (struct pollfd *__fds, nfds_t __nfds, const struct timespec *__timeout_ts, const sigset_t *__sigmask))
{
__ssp_check (__fds, __nfds * sizeof(*__fds), __ssp_bos);
return __ssp_real_ppoll (__fds, __nfds, __timeout_ts, __sigmask);
}
#endif
__END_DECLS
#endif /* __SSP_FORTIFY_LEVEL > 0 */
#endif /* _SSP_POLL_H_ */

4
winsup/cygwin/include/sys/poll.h
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@ -47,4 +47,8 @@ extern int ppoll __P ((struct pollfd *fds, nfds_t nfds,
__END_DECLS
#if __SSP_FORTIFY_LEVEL > 0
#include <ssp/poll.h>
#endif
#endif /* _SYS_POLL_H */