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/*********************************************************
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* Copyright (C) 2007 VMware, Inc. All rights reserved.
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the
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* Free Software Foundation version 2 and no later version.
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*********************************************************/
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* Detect whether the old or new sk_filter() interface is used. This was
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* changed in 2.4.21, but it's backported to some distro kernels.
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* This test will fail to build on kernels with the new interface.
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#include "compat_version.h"
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#include "compat_autoconf.h"
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* We'd restrict this test to 2.4.21 and earlier kernels, but Mandrake's
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* enterprise-2.4.21-013mdk-9.1 appears to really be 2.4.20 with some patches,
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* and not the patches we care about, so let's test on 2.4.21 kernels too.
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#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 4, 22)
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#include <linux/stddef.h>
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#include <linux/socket.h>
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#include <linux/filter.h>
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struct sk_buff test_skbuff;
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struct sk_filter test_filter;
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struct sk_buff *skb = &test_skbuff;
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struct sk_filter *filter = &test_filter;
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return sk_filter(skb, filter);
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#error "This test intentionally fails on 2.4.22 or newer kernels."
added
removed
modules/linux/shared/autoconf/sk_filter.c
