1*33de042dSApple OSS Distributions /* 2*33de042dSApple OSS Distributions * Copyright (c) 2024 Apple Inc. All rights reserved. 3*33de042dSApple OSS Distributions * 4*33de042dSApple OSS Distributions * @APPLE_OSREFERENCE_LICENSE_HEADER_START@ 5*33de042dSApple OSS Distributions * 6*33de042dSApple OSS Distributions * This file contains Original Code and/or Modifications of Original Code 7*33de042dSApple OSS Distributions * as defined in and that are subject to the Apple Public Source License 8*33de042dSApple OSS Distributions * Version 2.0 (the 'License'). You may not use this file except in 9*33de042dSApple OSS Distributions * compliance with the License. The rights granted to you under the License 10*33de042dSApple OSS Distributions * may not be used to create, or enable the creation or redistribution of, 11*33de042dSApple OSS Distributions * unlawful or unlicensed copies of an Apple operating system, or to 12*33de042dSApple OSS Distributions * circumvent, violate, or enable the circumvention or violation of, any 13*33de042dSApple OSS Distributions * terms of an Apple operating system software license agreement. 14*33de042dSApple OSS Distributions * 15*33de042dSApple OSS Distributions * Please obtain a copy of the License at 16*33de042dSApple OSS Distributions * http://www.opensource.apple.com/apsl/ and read it before using this file. 17*33de042dSApple OSS Distributions * 18*33de042dSApple OSS Distributions * The Original Code and all software distributed under the License are 19*33de042dSApple OSS Distributions * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER 20*33de042dSApple OSS Distributions * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, 21*33de042dSApple OSS Distributions * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, 22*33de042dSApple OSS Distributions * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. 23*33de042dSApple OSS Distributions * Please see the License for the specific language governing rights and 24*33de042dSApple OSS Distributions * limitations under the License. 25*33de042dSApple OSS Distributions * 26*33de042dSApple OSS Distributions * @APPLE_OSREFERENCE_LICENSE_HEADER_END@ 27*33de042dSApple OSS Distributions */ 28*33de042dSApple OSS Distributions 29*33de042dSApple OSS Distributions #include <sys/types.h> 30*33de042dSApple OSS Distributions #include <sys/sysctl.h> 31*33de042dSApple OSS Distributions #include <darwintest.h> 32*33de042dSApple OSS Distributions 33*33de042dSApple OSS Distributions T_DECL(tcp_cache_fill, "Fills the entire tcp_cache hash table") 34*33de042dSApple OSS Distributions { 35*33de042dSApple OSS Distributions int ret, value = 0; 36*33de042dSApple OSS Distributions size_t len = sizeof(value); 37*33de042dSApple OSS Distributions 38*33de042dSApple OSS Distributions ret = sysctlbyname("net.inet.tcp.test_cache", &value, &len, NULL, 0); 39*33de042dSApple OSS Distributions if (ret == 0) { 40*33de042dSApple OSS Distributions value = 1; 41*33de042dSApple OSS Distributions T_ASSERT_POSIX_SUCCESS(sysctlbyname("net.inet.tcp.test_cache", NULL, NULL, 42*33de042dSApple OSS Distributions &value, sizeof(value)), NULL); 43*33de042dSApple OSS Distributions sysctlbyname("net.inet.tcp.clear_tfocache", NULL, NULL, 44*33de042dSApple OSS Distributions &value, sizeof(value)); 45*33de042dSApple OSS Distributions } else { 46*33de042dSApple OSS Distributions T_SKIP("net.inet.tcp.test_cache not available"); 47*33de042dSApple OSS Distributions } 48*33de042dSApple OSS Distributions } 49