xref: /xnu-8792.41.9/bsd/netinet/tcp_utils.h (revision 5c2921b07a2480ab43ec66f5b9e41cb872bc554f)
1*5c2921b0SApple OSS Distributions /*
2*5c2921b0SApple OSS Distributions  * Copyright (c) 2000-2021 Apple Inc. All rights reserved.
3*5c2921b0SApple OSS Distributions  *
4*5c2921b0SApple OSS Distributions  * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
5*5c2921b0SApple OSS Distributions  *
6*5c2921b0SApple OSS Distributions  * This file contains Original Code and/or Modifications of Original Code
7*5c2921b0SApple OSS Distributions  * as defined in and that are subject to the Apple Public Source License
8*5c2921b0SApple OSS Distributions  * Version 2.0 (the 'License'). You may not use this file except in
9*5c2921b0SApple OSS Distributions  * compliance with the License. The rights granted to you under the License
10*5c2921b0SApple OSS Distributions  * may not be used to create, or enable the creation or redistribution of,
11*5c2921b0SApple OSS Distributions  * unlawful or unlicensed copies of an Apple operating system, or to
12*5c2921b0SApple OSS Distributions  * circumvent, violate, or enable the circumvention or violation of, any
13*5c2921b0SApple OSS Distributions  * terms of an Apple operating system software license agreement.
14*5c2921b0SApple OSS Distributions  *
15*5c2921b0SApple OSS Distributions  * Please obtain a copy of the License at
16*5c2921b0SApple OSS Distributions  * http://www.opensource.apple.com/apsl/ and read it before using this file.
17*5c2921b0SApple OSS Distributions  *
18*5c2921b0SApple OSS Distributions  * The Original Code and all software distributed under the License are
19*5c2921b0SApple OSS Distributions  * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
20*5c2921b0SApple OSS Distributions  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
21*5c2921b0SApple OSS Distributions  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
22*5c2921b0SApple OSS Distributions  * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
23*5c2921b0SApple OSS Distributions  * Please see the License for the specific language governing rights and
24*5c2921b0SApple OSS Distributions  * limitations under the License.
25*5c2921b0SApple OSS Distributions  *
26*5c2921b0SApple OSS Distributions  * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
27*5c2921b0SApple OSS Distributions  */
28*5c2921b0SApple OSS Distributions 
29*5c2921b0SApple OSS Distributions #ifndef _NETINET_TCP_UTILS_H_
30*5c2921b0SApple OSS Distributions #define _NETINET_TCP_UTILS_H_
31*5c2921b0SApple OSS Distributions 
32*5c2921b0SApple OSS Distributions #include <netinet/tcp_var.h>
33*5c2921b0SApple OSS Distributions 
34*5c2921b0SApple OSS Distributions struct tcp_globals {};
35*5c2921b0SApple OSS Distributions 
36*5c2921b0SApple OSS Distributions static inline struct tcp_globals *
tcp_get_globals(struct tcpcb * tp)37*5c2921b0SApple OSS Distributions tcp_get_globals(struct tcpcb *tp)
38*5c2921b0SApple OSS Distributions {
39*5c2921b0SApple OSS Distributions #pragma unused(tp)
40*5c2921b0SApple OSS Distributions 	return NULL;
41*5c2921b0SApple OSS Distributions }
42*5c2921b0SApple OSS Distributions 
43*5c2921b0SApple OSS Distributions static inline uint32_t
tcp_globals_now(struct tcp_globals * globals)44*5c2921b0SApple OSS Distributions tcp_globals_now(struct tcp_globals *globals)
45*5c2921b0SApple OSS Distributions {
46*5c2921b0SApple OSS Distributions #pragma unused(globals)
47*5c2921b0SApple OSS Distributions 	return tcp_now;
48*5c2921b0SApple OSS Distributions }
49*5c2921b0SApple OSS Distributions 
50*5c2921b0SApple OSS Distributions extern void tcp_ccdbg_control_register(void);
51*5c2921b0SApple OSS Distributions extern void tcp_ccdbg_trace(struct tcpcb *tp, struct tcphdr *th, int32_t event);
52*5c2921b0SApple OSS Distributions 
53*5c2921b0SApple OSS Distributions #endif /* _NETINET_TCP_UTILS_H_ */
54