From d9a216c037590c414e4069afde01fde84794e0d6 Mon Sep 17 00:00:00 2001 From: Ulrich Drepper Date: Sun, 8 Jan 2012 11:55:32 -0500 Subject: Add checking versions of poll and ppoll --- debug/ppoll_chk.c | 30 ++++++++++++++++++++++++++++++ 1 file changed, 30 insertions(+) create mode 100644 debug/ppoll_chk.c (limited to 'debug/ppoll_chk.c') diff --git a/debug/ppoll_chk.c b/debug/ppoll_chk.c new file mode 100644 index 0000000000..63f922321c --- /dev/null +++ b/debug/ppoll_chk.c @@ -0,0 +1,30 @@ +/* Copyright (C) 2012 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include + + +int +__ppoll_chk (struct pollfd *fds, nfds_t nfds, const struct timespec *timeout, + const __sigset_t *ss, __SIZE_TYPE__ fdslen) +{ + if (fdslen / sizeof (*fds) < nfds) + __chk_fail (); + + return ppoll (fds, nfds, timeout, ss); +} -- cgit v1.2.3-65-gdbad