c43633c6a1
Submitted by: Ján Sučan <sucanjan@gmail.com> MFC after: 2 weeks Sponsored by: Google LLC (Google Summer of Code 2019) Differential Revision: https://reviews.freebsd.org/D21340
147 lines
4.2 KiB
C
147 lines
4.2 KiB
C
/*-
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* SPDX-License-Identifier: BSD-2-Clause-FreeBSD
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*
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* Copyright (C) 2019 Jan Sucan <jansucan@FreeBSD.org>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#include <sys/cdefs.h>
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__FBSDID("$FreeBSD$");
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#include <sys/param.h>
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#include <atf-c.h>
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#include "../utils.h"
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/*
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* Test cases.
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*/
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ATF_TC_WITHOUT_HEAD(aligned_even_length_big_endian);
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ATF_TC_BODY(aligned_even_length_big_endian, tc)
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{
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u_char data[] __aligned(sizeof(u_short)) =
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{0x12, 0x34, 0x56, 0x78};
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u_short sum;
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sum = in_cksum(data, nitems(data));
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ATF_REQUIRE(sum == 0x5397);
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}
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ATF_TC_WITHOUT_HEAD(aligned_odd_length_big_endian);
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ATF_TC_BODY(aligned_odd_length_big_endian, tc)
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{
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u_char data[] __aligned(sizeof(u_short)) =
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{0x12, 0x34, 0x56, 0x78, 0x9a};
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u_short sum;
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sum = in_cksum(data, nitems(data));
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ATF_REQUIRE(sum == 0x52fd);
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}
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ATF_TC_WITHOUT_HEAD(aligned_even_length_little_endian);
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ATF_TC_BODY(aligned_even_length_little_endian, tc)
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{
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u_char data[] __aligned(sizeof(u_short)) =
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{0x34, 0x12, 0x78, 0x56};
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u_short sum;
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sum = in_cksum(data, nitems(data));
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ATF_REQUIRE_MSG(sum == 0x9753, "%d", sum);
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}
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ATF_TC_WITHOUT_HEAD(aligned_odd_length_little_endian);
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ATF_TC_BODY(aligned_odd_length_little_endian, tc)
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{
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u_char data[] __aligned(sizeof(u_short)) =
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{0x34, 0x12, 0x78, 0x56, 0x00, 0x9a};
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u_short sum;
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sum = in_cksum(data, nitems(data));
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ATF_REQUIRE(sum == 0xfd52);
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}
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ATF_TC_WITHOUT_HEAD(unaligned_even_length_big_endian);
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ATF_TC_BODY(unaligned_even_length_big_endian, tc)
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{
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u_char data[] __aligned(sizeof(u_short)) =
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{0x00, 0x12, 0x34, 0x56, 0x78};
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u_short sum;
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sum = in_cksum(data + 1, nitems(data) - 1);
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ATF_REQUIRE(sum == 0x5397);
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}
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ATF_TC_WITHOUT_HEAD(unaligned_odd_length_big_endian);
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ATF_TC_BODY(unaligned_odd_length_big_endian, tc)
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{
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u_char data[] __aligned(sizeof(u_short)) =
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{0x00, 0x12, 0x34, 0x56, 0x78, 0x9a};
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u_short sum;
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sum = in_cksum(data + 1, nitems(data) - 1);
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ATF_REQUIRE(sum == 0x52fd);
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}
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ATF_TC_WITHOUT_HEAD(unaligned_even_length_little_endian);
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ATF_TC_BODY(unaligned_even_length_little_endian, tc)
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{
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u_char data[] __aligned(sizeof(u_short)) =
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{0x00, 0x34, 0x12, 0x78, 0x56};
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u_short sum;
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sum = in_cksum(data + 1, nitems(data) - 1);
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ATF_REQUIRE_MSG(sum == 0x9753, "%d", sum);
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}
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ATF_TC_WITHOUT_HEAD(unaligned_odd_length_little_endian);
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ATF_TC_BODY(unaligned_odd_length_little_endian, tc)
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{
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u_char data[] __aligned(sizeof(u_short)) =
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{0x00, 0x34, 0x12, 0x78, 0x56, 0x00, 0x9a};
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u_short sum;
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sum = in_cksum(data + 1, nitems(data) - 1);
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ATF_REQUIRE(sum == 0xfd52);
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}
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/*
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* Main.
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*/
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ATF_TP_ADD_TCS(tp)
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{
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ATF_TP_ADD_TC(tp, aligned_even_length_big_endian);
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ATF_TP_ADD_TC(tp, aligned_odd_length_big_endian);
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ATF_TP_ADD_TC(tp, aligned_even_length_little_endian);
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ATF_TP_ADD_TC(tp, aligned_odd_length_little_endian);
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ATF_TP_ADD_TC(tp, unaligned_even_length_big_endian);
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ATF_TP_ADD_TC(tp, unaligned_odd_length_big_endian);
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ATF_TP_ADD_TC(tp, unaligned_even_length_little_endian);
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ATF_TP_ADD_TC(tp, unaligned_odd_length_little_endian);
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return (atf_no_error());
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}
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