# $FreeBSD$
# Utility functions
##
# SPDX-License-Identifier: BSD-2-Clause-FreeBSD
#
# Copyright (c) 2017 Kristof Provost <kp@FreeBSD.org>
#
# 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 AUTHOR 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 AUTHOR 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.

. $(atf_get_srcdir)/../../common/vnet.subr

pft_init()
{
	vnet_init

	if [ ! -c /dev/pf ]; then
		atf_skip "This test requires pf"
	fi
}

pfsynct_init()
{
	pft_init

	if ! kldstat -q -m pfsync; then
		atf_skip "This test requires pfsync"
	fi
}

pft_set_rules()
{
	jname=$1
	shift

	if [ $jname == "noflush" ];
	then
		jname=$1
		shift
	else
		# Flush all states, rules, fragments, ...
		jexec ${jname} pfctl -F all
	fi

	while [ $# -gt 0 ]; do
		printf "$1\n"
		shift
	done | jexec ${jname} pfctl -f -
	if [ $? -ne 0 ];
	then
		atf_fail "Failed to set PF rules in ${jname}"
	fi
}

pft_cleanup()
{
	vnet_cleanup
}

pfsynct_cleanup()
{
	pft_cleanup
}

is_altq_supported()
{
	sysctl -q kern.features.altq >/dev/null || \
	    atf_skip "Test requires ALTQ"

	while [ -n "$1" ]
	do
		sysctl -q kern.features.altq.${1} >/dev/null || \
		    atf_skip "Test required ALTQ_${1}"
		shift
	done
}

altq_init()
{
	pft_init
	is_altq_supported
}

altq_cleanup()
{
	pft_cleanup
}