1*4f1223e8SApple OSS Distributions /* 2*4f1223e8SApple OSS Distributions * Copyright (c) 2022 Apple Inc. All rights reserved. 3*4f1223e8SApple OSS Distributions * 4*4f1223e8SApple OSS Distributions * @APPLE_OSREFERENCE_LICENSE_HEADER_START@ 5*4f1223e8SApple OSS Distributions * 6*4f1223e8SApple OSS Distributions * This file contains Original Code and/or Modifications of Original Code 7*4f1223e8SApple OSS Distributions * as defined in and that are subject to the Apple Public Source License 8*4f1223e8SApple OSS Distributions * Version 2.0 (the 'License'). You may not use this file except in 9*4f1223e8SApple OSS Distributions * compliance with the License. The rights granted to you under the License 10*4f1223e8SApple OSS Distributions * may not be used to create, or enable the creation or redistribution of, 11*4f1223e8SApple OSS Distributions * unlawful or unlicensed copies of an Apple operating system, or to 12*4f1223e8SApple OSS Distributions * circumvent, violate, or enable the circumvention or violation of, any 13*4f1223e8SApple OSS Distributions * terms of an Apple operating system software license agreement. 14*4f1223e8SApple OSS Distributions * 15*4f1223e8SApple OSS Distributions * Please obtain a copy of the License at 16*4f1223e8SApple OSS Distributions * http://www.opensource.apple.com/apsl/ and read it before using this file. 17*4f1223e8SApple OSS Distributions * 18*4f1223e8SApple OSS Distributions * The Original Code and all software distributed under the License are 19*4f1223e8SApple OSS Distributions * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER 20*4f1223e8SApple OSS Distributions * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, 21*4f1223e8SApple OSS Distributions * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, 22*4f1223e8SApple OSS Distributions * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. 23*4f1223e8SApple OSS Distributions * Please see the License for the specific language governing rights and 24*4f1223e8SApple OSS Distributions * limitations under the License. 25*4f1223e8SApple OSS Distributions * 26*4f1223e8SApple OSS Distributions * @APPLE_OSREFERENCE_LICENSE_HEADER_END@ 27*4f1223e8SApple OSS Distributions */ 28*4f1223e8SApple OSS Distributions 29*4f1223e8SApple OSS Distributions #include <sys/sysctl.h> 30*4f1223e8SApple OSS Distributions 31*4f1223e8SApple OSS Distributions #include <darwintest.h> 32*4f1223e8SApple OSS Distributions 33*4f1223e8SApple OSS Distributions T_GLOBAL_META( 34*4f1223e8SApple OSS Distributions T_META_NAMESPACE("xnu.net"), 35*4f1223e8SApple OSS Distributions T_META_ASROOT(true), 36*4f1223e8SApple OSS Distributions T_META_RADAR_COMPONENT_NAME("xnu"), 37*4f1223e8SApple OSS Distributions T_META_RADAR_COMPONENT_VERSION("networking"), 38*4f1223e8SApple OSS Distributions T_META_CHECK_LEAKS(false)); 39*4f1223e8SApple OSS Distributions 40*4f1223e8SApple OSS Distributions 41*4f1223e8SApple OSS Distributions T_DECL(mbuf_tag_test, "test mbuf packet tags ", T_META_TAG_VM_PREFERRED) 42*4f1223e8SApple OSS Distributions { 43*4f1223e8SApple OSS Distributions size_t len; 44*4f1223e8SApple OSS Distributions int val; 45*4f1223e8SApple OSS Distributions 46*4f1223e8SApple OSS Distributions if (sysctlbyname("kern.ipc.mb_tag_test", NULL, &len, NULL, 0) != 0) { 47*4f1223e8SApple OSS Distributions T_SKIP("sysctl variable kern.ipc.mb_tag_test does not exist"); 48*4f1223e8SApple OSS Distributions return; 49*4f1223e8SApple OSS Distributions } 50*4f1223e8SApple OSS Distributions val = 1; 51*4f1223e8SApple OSS Distributions T_ASSERT_POSIX_SUCCESS( 52*4f1223e8SApple OSS Distributions sysctlbyname("kern.ipc.mb_tag_test", NULL, NULL, &val, sizeof(val)), 53*4f1223e8SApple OSS Distributions "sysctlbyname(kern.ipc.mb_tag_test)"); 54*4f1223e8SApple OSS Distributions } 55