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samba-mirror/lib/util/tests/test_byteorder.c
Andreas Schneider 0b8b04dbd3 lib:util: Add a test for byteorder.h
Signed-off-by: Andreas Schneider <asn@samba.org>
Reviewed-by: Andrew Bartlett <abartlet@samba.org>

Autobuild-User(master): Andrew Bartlett <abartlet@samba.org>
Autobuild-Date(master): Fri May 17 20:44:36 UTC 2019 on sn-devel-184
2019-05-17 20:44:36 +00:00

436 lines
8.4 KiB
C

/*
* Unix SMB/CIFS implementation.
*
* Copyright (C) 2018-2019 Andreas Schneider <asn@samba.org>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 3 of the License, or
* (at your option) any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include <stdarg.h>
#include <stddef.h>
#include <stdint.h>
#include <setjmp.h>
#include <cmocka.h>
#include "lib/replace/replace.h"
#include "lib/util/byteorder.h"
static void torture_pull_le_u8(void **state)
{
uint8_t data[2] = {0};
uint8_t result;
(void)state;
result = CVAL(data, 0);
assert_int_equal(result, 0);
data[0] = 0x2a;
result = CVAL(data, 0);
assert_int_equal(result, 42);
data[0] = 0xf;
result = CVAL(data, 0);
assert_int_equal(result, 0xf);
data[0] = 0xff;
result = CVAL(data, 0);
assert_int_equal(result, 0xff);
data[1] = 0x2a;
result = CVAL(data, 1);
assert_int_equal(result, 42);
}
static void torture_pull_le_u16(void **state)
{
uint8_t data[2] = {0, 0};
uint16_t result;
(void)state;
result = SVAL(data, 0);
assert_int_equal(result, 0);
data[0] = 0x2a;
data[1] = 0x00;
result = SVAL(data, 0);
assert_int_equal(result, 42);
data[0] = 0xff;
data[1] = 0x00;
result = SVAL(data, 0);
assert_int_equal(result, 0x00ff);
data[0] = 0x00;
data[1] = 0xff;
result = SVAL(data, 0);
assert_int_equal(result, 0xff00);
data[0] = 0xff;
data[1] = 0xff;
result = SVAL(data, 0);
assert_int_equal(result, 0xffff);
}
static void torture_pull_le_u32(void **state)
{
uint8_t data[4] = {0, 0, 0, 0};
uint32_t result;
(void)state;
result = IVAL(data, 0);
assert_int_equal(result, 0);
data[0] = 0x2a;
data[1] = 0x00;
data[2] = 0x00;
data[3] = 0x00;
result = IVAL(data, 0);
assert_int_equal(result, 42);
data[0] = 0xff;
data[1] = 0x00;
data[2] = 0x00;
data[3] = 0x00;
result = IVAL(data, 0);
assert_int_equal(result, 0x00ff);
data[0] = 0x00;
data[1] = 0xff;
data[2] = 0x00;
data[3] = 0x00;
result = IVAL(data, 0);
assert_int_equal(result, 0xff00);
data[0] = 0x00;
data[1] = 0x00;
data[2] = 0xff;
data[3] = 0x00;
result = IVAL(data, 0);
assert_int_equal(result, 0xff0000);
data[0] = 0x00;
data[1] = 0x00;
data[2] = 0x00;
data[3] = 0xff;
result = IVAL(data, 0);
assert_int_equal(result, 0xff000000);
data[0] = 0xff;
data[1] = 0xff;
data[2] = 0xff;
data[3] = 0xff;
result = IVAL(data, 0);
assert_int_equal(result, 0xffffffff);
}
static void torture_push_le_u8(void **state)
{
uint8_t data[4] = {0, 0, 0, 0};
uint8_t data2[4] = {42, 42, 42, 42};
(void)state;
SCVAL(data, 0, 42);
SCVAL(data, 1, 42);
SCVAL(data, 2, 42);
SCVAL(data, 3, 42);
assert_memory_equal(data, data2, sizeof(data));
}
static void torture_push_le_u16(void **state)
{
uint8_t data[4] = {0, 0, 0, 0};
uint8_t data2[4] = {0xa6, 0x7f, 0x2a, 0x00};
uint16_t result;
(void)state;
SSVALX(data, 0, 32678);
SSVALX(data, 2, 42);
assert_memory_equal(data, data2, sizeof(data));
result = SVAL(data, 2);
assert_int_equal(result, 42);
result = SVAL(data, 0);
assert_int_equal(result, 32678);
}
static void torture_push_le_u32(void **state)
{
uint8_t data[8] = {0};
uint8_t data2[8] = {0xa6, 0x7f, 0x00, 0x00, 0x2a, 0x00, 0x00, 0x00};
uint32_t result;
(void)state;
SIVALX(data, 0, 32678);
SIVALX(data, 4, 42);
assert_memory_equal(data, data2, sizeof(data));
result = IVAL(data, 4);
assert_int_equal(result, 42);
result = IVAL(data, 0);
assert_int_equal(result, 32678);
SIVALX(data, 0, 0xfffefffe);
result = IVAL(data, 0);
assert_int_equal(result, 0xfffefffe);
}
static void torture_push_le_u64(void **state)
{
uint8_t data[16] = {0};
uint64_t result;
(void)state;
SBVAL(data, 0, 32678);
result = BVAL(data, 0);
assert_int_equal(result, 32678);
SBVAL(data, 0, 0xfffefffefffefffeUL);
result = BVAL(data, 0);
assert_int_equal(result, 0xfffefffefffefffeUL);
}
/****************** BIG ENDIAN ********************/
static void torture_pull_be_u8(void **state)
{
uint8_t data[2] = {0};
uint8_t result;
(void)state;
result = CVAL(data, 0);
assert_int_equal(result, 0);
data[0] = 0x2a;
result = CVAL(data, 0);
assert_int_equal(result, 42);
data[0] = 0xf;
result = CVAL(data, 0);
assert_int_equal(result, 0xf);
data[0] = 0xff;
result = CVAL(data, 0);
assert_int_equal(result, 0xff);
data[1] = 0x2a;
result = CVAL(data, 1);
assert_int_equal(result, 42);
}
static void torture_pull_be_u16(void **state)
{
uint8_t data[2] = {0, 0};
uint16_t result;
(void)state;
result = RSVAL(data, 0);
assert_int_equal(result, 0);
data[0] = 0x00;
data[1] = 0x2a;
result = RSVAL(data, 0);
assert_int_equal(result, 42);
data[0] = 0x00;
data[1] = 0xff;
result = RSVAL(data, 0);
assert_int_equal(result, 0x00ff);
data[0] = 0xff;
data[1] = 0x00;
result = RSVAL(data, 0);
assert_int_equal(result, 0xff00);
data[0] = 0xff;
data[1] = 0xff;
result = RSVAL(data, 0);
assert_int_equal(result, 0xffff);
}
static void torture_pull_be_u32(void **state)
{
uint8_t data[4] = {0, 0, 0, 0};
uint32_t result;
(void)state;
result = RIVAL(data, 0);
assert_int_equal(result, 0);
data[0] = 0x00;
data[1] = 0x00;
data[2] = 0x00;
data[3] = 0x2a;
result = RIVAL(data, 0);
assert_int_equal(result, 42);
data[0] = 0x00;
data[1] = 0x00;
data[2] = 0x00;
data[3] = 0xff;
result = RIVAL(data, 0);
assert_int_equal(result, 0x00ff);
data[0] = 0x00;
data[1] = 0x00;
data[2] = 0xff;
data[3] = 0x00;
result = RIVAL(data, 0);
assert_int_equal(result, 0xff00);
data[0] = 0x00;
data[1] = 0xff;
data[2] = 0x00;
data[3] = 0x00;
result = RIVAL(data, 0);
assert_int_equal(result, 0xff0000);
data[0] = 0xff;
data[1] = 0x00;
data[2] = 0x00;
data[3] = 0x00;
result = RIVAL(data, 0);
assert_int_equal(result, 0xff000000);
data[0] = 0xff;
data[1] = 0xff;
data[2] = 0xff;
data[3] = 0xff;
result = RIVAL(data, 0);
assert_int_equal(result, 0xffffffff);
}
static void torture_push_be_u8(void **state)
{
uint8_t data[4] = {0, 0, 0, 0};
uint8_t data2[4] = {42, 42, 42, 42};
(void)state;
SCVAL(data, 0, 42);
SCVAL(data, 1, 42);
SCVAL(data, 2, 42);
SCVAL(data, 3, 42);
assert_memory_equal(data, data2, sizeof(data));
}
static void torture_push_be_u16(void **state)
{
uint8_t data[4] = {0, 0, 0, 0};
uint8_t data2[4] = {0x7f, 0xa6, 0x00, 0x2a};
uint16_t result;
(void)state;
RSSVALS(data, 0, 32678);
RSSVALS(data, 2, 42);
assert_memory_equal(data, data2, sizeof(data));
result = RSVAL(data, 2);
assert_int_equal(result, 42);
result = RSVAL(data, 0);
assert_int_equal(result, 32678);
}
static void torture_push_be_u32(void **state)
{
uint8_t data[8] = {0};
uint8_t data2[8] = {0x00, 0x00, 0x7f, 0xa6, 0x00, 0x00, 0x00, 0x2a};
uint32_t result;
(void)state;
RSIVALS(data, 0, 32678);
RSIVALS(data, 4, 42);
assert_memory_equal(data, data2, sizeof(data));
result = RIVAL(data, 4);
assert_int_equal(result, 42);
result = RIVAL(data, 0);
assert_int_equal(result, 32678);
RSIVALS(data, 0, 0xfffefffe);
result = RIVAL(data, 0);
assert_int_equal(result, 0xfffefffe);
}
static void torture_push_be_u64(void **state)
{
uint8_t data[16] = {0};
uint64_t result;
(void)state;
RSBVALS(data, 0, 32678);
result = RBVAL(data, 0);
assert_int_equal(result, 32678);
SBVAL(data, 8, 0xfffefffe);
result = BVAL(data, 8);
assert_int_equal(result, 0xfffefffe);
}
int main(int argc, char *argv[])
{
int rc;
const struct CMUnitTest tests[] = {
cmocka_unit_test(torture_pull_le_u8),
cmocka_unit_test(torture_pull_le_u16),
cmocka_unit_test(torture_pull_le_u32),
cmocka_unit_test(torture_push_le_u8),
cmocka_unit_test(torture_push_le_u16),
cmocka_unit_test(torture_push_le_u32),
cmocka_unit_test(torture_push_le_u64),
/* BIG ENDIAN */
cmocka_unit_test(torture_pull_be_u8),
cmocka_unit_test(torture_pull_be_u16),
cmocka_unit_test(torture_pull_be_u32),
cmocka_unit_test(torture_push_be_u8),
cmocka_unit_test(torture_push_be_u16),
cmocka_unit_test(torture_push_be_u32),
cmocka_unit_test(torture_push_be_u64),
};
if (argc == 2) {
cmocka_set_test_filter(argv[1]);
}
cmocka_set_message_output(CM_OUTPUT_SUBUNIT);
rc = cmocka_run_group_tests(tests, NULL, NULL);
return rc;
}