xref: /illumos-gate/usr/src/uts/common/inet/inet_hash.h (revision ed093b41a93e8563e6e1e5dae0768dda2a7bcc27)
1 /*
2  * This file and its contents are supplied under the terms of the
3  * Common Development and Distribution License ("CDDL"), version 1.0.
4  * You may only use this file in accordance with the terms of version
5  * 1.0 of the CDDL.
6  *
7  * A full copy of the text of the CDDL should have accompanied this
8  * source.  A copy of the CDDL is also available via the Internet at
9  * http://www.illumos.org/license/CDDL.
10  */
11 
12 /*
13  * Copyright 2015 Joyent, Inc.
14  */
15 
16 #ifndef _INET_INET_HASH_H
17 #define	_INET_INET_HASH_H
18 
19 /*
20  * Common packet hashing routines shared across MAC, UDP, and others.
21  */
22 
23 #ifdef __cplusplus
24 extern "C" {
25 #endif
26 
27 #define	INET_PKT_HASH_L2	0x01
28 #define	INET_PKT_HASH_L3	0x02
29 #define	INET_PKT_HASH_L4	0x04
30 
31 extern uint64_t inet_pkt_hash(uint_t, mblk_t *, uint8_t);
32 
33 #ifdef __cplusplus
34 }
35 #endif
36 
37 #endif /* _INET_INET_HASH_H */
38