1 /* 2 * Copyright (c) 2021 Apple Inc. All rights reserved. 3 * 4 * @APPLE_OSREFERENCE_LICENSE_HEADER_START@ 5 * 6 * This file contains Original Code and/or Modifications of Original Code 7 * as defined in and that are subject to the Apple Public Source License 8 * Version 2.0 (the 'License'). You may not use this file except in 9 * compliance with the License. The rights granted to you under the License 10 * may not be used to create, or enable the creation or redistribution of, 11 * unlawful or unlicensed copies of an Apple operating system, or to 12 * circumvent, violate, or enable the circumvention or violation of, any 13 * terms of an Apple operating system software license agreement. 14 * 15 * Please obtain a copy of the License at 16 * http://www.opensource.apple.com/apsl/ and read it before using this file. 17 * 18 * The Original Code and all software distributed under the License are 19 * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER 20 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, 21 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, 22 * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. 23 * Please see the License for the specific language governing rights and 24 * limitations under the License. 25 * 26 * @APPLE_OSREFERENCE_LICENSE_HEADER_END@ 27 */ 28 29 #ifndef _NETINET_TCP_SYSCTLS_H_ 30 #define _NETINET_TCP_SYSCTLS_H_ 31 32 #include <sys/types.h> 33 #include <stdint.h> 34 35 extern int tcp_cubic_tcp_friendliness; 36 extern int tcp_cubic_fast_convergence; 37 extern int tcp_cubic_use_minrtt; 38 /* TODO - remove once uTCP stops using it */ 39 extern int tcp_cubic_minor_fixes; 40 /* TODO - remove once uTCP stops using it */ 41 extern int tcp_cubic_rfc_compliant; 42 43 extern int tcp_rack; 44 45 extern int target_qdelay; 46 extern int tcp_ledbat_allowed_increase; 47 extern int tcp_ledbat_tether_shift; 48 extern uint32_t bg_ss_fltsz; 49 extern int tcp_ledbat_plus_plus; 50 51 extern int tcp_rledbat; 52 53 extern int tcp_cc_debug; 54 extern int tcp_use_ledbat; 55 extern int tcp_use_newreno; 56 57 extern int tcp_use_rto_deadline; 58 extern int tcp_rto_sojourn_factor; 59 60 #endif /* _NETINET_TCP_SYSCTLS_H_ */ 61