kernel-tests/Filtering.cpp

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 * Changes from Qualcomm Innovation Center are provided under the following license:
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 * Copyright (c) 2022 Qualcomm Innovation Center, Inc. All rights reserved.
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 * modification, are permitted (subject to the limitations in the
 * disclaimer below) provided that the following conditions are met:
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 *     * Redistributions of source code must retain the above copyright
 *       notice, this list of conditions and the following disclaimer.
 *
 *     * 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.
 *
 *     * Neither the name of Qualcomm Innovation Center, Inc. nor the names of its
 *       contributors may be used to endorse or promote products derived
 *       from this software without specific prior written permission.
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 * GRANTED BY THIS LICENSE. THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT
 * HOLDERS 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 COPYRIGHT HOLDER 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
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 */


#include <unistd.h>
#include <sys/ioctl.h>
#include <fcntl.h>
#include <stdio.h>

#include "Filtering.h"

bool Filtering::AddFilteringRule(struct ipa_ioc_add_flt_rule const * ruleTable)
{
	int retval = 0;

	retval = ioctl(m_fd, IPA_IOC_ADD_FLT_RULE, ruleTable);
	if (retval) {
		printf("%s(), failed adding Filtering rule table %p\n", __FUNCTION__, ruleTable);
		return false;
	}

	printf("%s(), Added Filtering rule to table %p\n", __FUNCTION__, ruleTable);
	return true;
}

bool Filtering::AddFilteringRule(struct ipa_ioc_add_flt_rule_v2 const * ruleTable)
{
	int retval = 0;

	retval = ioctl(m_fd, IPA_IOC_ADD_FLT_RULE_V2, ruleTable);
	if (retval) {
		printf("%s(), failed adding Filtering rule table %p\n", __FUNCTION__, ruleTable);
		return false;
	}

	printf("%s(), Added Filtering rule to table %p\n", __FUNCTION__, ruleTable);
	return true;
}

bool Filtering::DeleteFilteringRule(struct ipa_ioc_del_flt_rule *ruleTable)
{
	int retval = 0;

	retval = ioctl(m_fd, IPA_IOC_DEL_FLT_RULE, ruleTable);
	if (retval) {
		printf("%s(), failed deleting Filtering rule in table %p\n", __FUNCTION__, ruleTable);
		return false;
	}

	printf("%s(), Deleted Filtering rule in table %p\n", __FUNCTION__, ruleTable);
	return true;
}

bool Filtering::Commit(enum ipa_ip_type ip)
{
	int retval = 0;

	retval = ioctl(m_fd, IPA_IOC_COMMIT_FLT, ip);
	if (retval) {
		printf("%s(), failed committing Filtering rules.\n", __FUNCTION__);
		return false;
	}

	printf("%s(), Committed Filtering rules to IPA HW.\n", __FUNCTION__);
	return true;
}

bool Filtering::Reset(enum ipa_ip_type ip)
{
	int retval = 0;

	retval = ioctl(m_fd, IPA_IOC_RESET_FLT, ip);
	retval |= ioctl(m_fd, IPA_IOC_COMMIT_FLT, ip);
	if (retval) {
		printf("%s(), failed resetting Filtering block.\n", __FUNCTION__);
		return false;
	}

	printf("%s(), Reset command issued to IPA Filtering block.\n", __FUNCTION__);
	return true;
}