/*
* Copyright (c) 2025 Apple Inc. All rights reserved.
*
* @APPLE_OSREFERENCE_LICENSE_HEADER_START@
*
* This file contains Original Code and/or Modifications of Original Code
* as defined in and that are subject to the Apple Public Source License
* Version 2.0 (the 'License'). You may not use this file except in
* compliance with the License. The rights granted to you under the License
* may not be used to create, or enable the creation or redistribution of,
* unlawful or unlicensed copies of an Apple operating system, or to
* circumvent, violate, or enable the circumvention or violation of, any
* terms of an Apple operating system software license agreement.
*
* Please obtain a copy of the License at
* http://www.opensource.apple.com/apsl/ and read it before using this file.
*
* The Original Code and all software distributed under the License are
* distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
* EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
* INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
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*/
#include <darwintest.h>
#include <darwintest_posix.h>
#include <sys/errno.h>
#include <stdint.h>
#include <sys/sysctl.h>
T_GLOBAL_META(
T_META_NAMESPACE("xnu.trial"),
T_META_RADAR_COMPONENT_NAME("xnu"),
T_META_RADAR_COMPONENT_VERSION("sysctl"),
T_META_CHECK_LEAKS(false),
T_META_RUN_CONCURRENTLY(true),
T_META_TAG_VM_PREFERRED,
T_META_ASROOT(false));
#if defined(ENTITLED)
T_DECL(kern_trial_sysctl_entitled,
"test that kern.trial sysctls can be read-from/written-to if the proper "
"entitlement is granted")
#else
T_DECL(kern_trial_sysctl_unentitled,
"test that kern.trial sysctls cannot be read-from/written-to without "
"the proper entitlement")
#endif
{
int ret;
int32_t val;
size_t sz = sizeof(val);
ret = sysctlbyname("kern.trial.test", &val, &sz, NULL, 0);
#if defined(ENTITLED)
T_ASSERT_POSIX_SUCCESS(ret, "kern.trial.test can be read from");
#else
T_EXPECT_POSIX_FAILURE(ret, EPERM, "kern.trial.test cannot be written to");
#endif
val = 1;
ret = sysctlbyname("kern.trial.test", NULL, 0, &val, sizeof(val));
#if !defined(ENTITLED)
T_EXPECT_POSIX_FAILURE(ret, EPERM, "kern.trial.test cannot be written to");
#else
T_EXPECT_POSIX_SUCCESS(ret, "kern.trial.test can be written to with a valid value");
ret = sysctlbyname("kern.trial.test", &val, &sz, NULL, 0);
T_QUIET; T_ASSERT_POSIX_SUCCESS(ret, "kern.trial.test can be read from");
T_EXPECT_EQ(val, 1, "kern.trial.test written value took effect");
val = UINT32_MAX;
ret = sysctlbyname("kern.trial.test", NULL, 0, &val, sizeof(val));
T_EXPECT_POSIX_FAILURE(ret, EINVAL, "kern.trial.test cannot be written to with an invalid value");
#endif
}