unplugged-vendor/external/ltp/testcases/kernel/syscalls/capset/capset01.c

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// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Copyright (c) Wipro Technologies Ltd, 2002. All Rights Reserved.
* AUTHOR : Saji Kumar.V.R <saji.kumar@wipro.com>
*
* CHANGES:
* 2005/01/01: add an hint to a possible solution when test fails
* - Ricky Ng-Adam <rngadam@yahoo.com>
*/
#include <sys/types.h>
#include <unistd.h>
#include "tst_test.h"
#include "lapi/syscalls.h"
#include <linux/capability.h>
static pid_t pid;
static struct __user_cap_header_struct *header;
static struct __user_cap_data_struct *data;
static struct tcase {
int version;
char *message;
} tcases[] = {
{0x19980330, "Test on LINUX_CAPABILITY_VERSION_1"},
{0x20071026, "Test on LINUX_CAPABILITY_VERSION_2"},
{0x20080522, "Test on LINUX_CAPABILITY_VERSION_3"},
};
static void verify_capset(unsigned int n)
{
struct tcase *tc = &tcases[n];
tst_res(TINFO, "%s", tc->message);
header->version = tc->version;
header->pid = pid;
if (tst_syscall(__NR_capget, header, data) == -1) {
tst_res(TFAIL | TTERRNO, "capget() failed");
return;
}
TEST(tst_syscall(__NR_capset, header, data));
if (TST_RET == 0)
tst_res(TPASS, "capset() returned %ld", TST_RET);
else
tst_res(TFAIL | TTERRNO, "Test Failed, capset() returned %ld", TST_RET);
}
static void setup(void)
{
pid = getpid();
}
static struct tst_test test = {
.setup = setup,
.tcnt = ARRAY_SIZE(tcases),
.test = verify_capset,
.bufs = (struct tst_buffers []) {
{&header, .size = sizeof(*header)},
{&data, .size = 2 * sizeof(*data)},
{},
}
};