1/*
2 * Copyright (c) 2015-2017 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_IN_TCLASS_H__
30#define __NETINET_IN_TCLASS_H__
31
32#ifdef PRIVATE
33
34#include <sys/types.h>
35#include <sys/socket.h>
36#include <sys/socketvar.h>
37#include <sys/mbuf.h>
38#include <net/if.h>
39#include <net/if_var.h>
40
41#define SO_TCDBG_PID 0x01 /* Set/get traffic class policy for PID */
42#define SO_TCDBG_PNAME 0x02 /* Set/get traffic class policy for processes of that name */
43#define SO_TCDBG_PURGE 0x04 /* Purge entries for unused PIDs */
44#define SO_TCDBG_FLUSH 0x08 /* Flush all entries */
45#define SO_TCDBG_COUNT 0x10 /* Get count of entries */
46#define SO_TCDBG_LIST 0x20 /* List entries */
47#define SO_TCDBG_DELETE 0x40 /* Delete a process entry */
48#define SO_TCDBG_TCFLUSH_PID 0x80 /* Flush traffic class for PID */
49
50struct so_tcdbg {
51 u_int32_t so_tcdbg_cmd;
52 int32_t so_tcdbg_tclass;
53 int32_t so_tcdbg_netsvctype;
54 uint8_t so_tcdbg_ecn_val; /* 1 is ECT(1) and 2 is ECT(0) */
55 u_int32_t so_tcdbg_count;
56 pid_t so_tcdbg_pid;
57 u_int32_t so_tcbbg_qos_mode;
58 char so_tcdbg_pname[(2 * MAXCOMLEN) + 1];
59};
60#define QOS_MODE_MARKING_POLICY_DEFAULT 0
61#define QOS_MODE_MARKING_POLICY_ENABLE 1
62#define QOS_MODE_MARKING_POLICY_DISABLE 2
63
64#define NET_QOS_MARKING_POLICY_DEFAULT QOS_MODE_MARKING_POLICY_DEFAULT /* obsolete, to be removed */
65#define NET_QOS_MARKING_POLICY_ENABLE QOS_MODE_MARKING_POLICY_ENABLE /* obsolete, to be removed */
66#define NET_QOS_MARKING_POLICY_DISABLE QOS_MODE_MARKING_POLICY_DISABLE /* obsolete, to be removed */
67
68struct net_qos_param {
69 u_int64_t nq_transfer_size; /* transfer size in bytes */
70 u_int32_t nq_use_expensive:1, /* allowed = 1 otherwise 0 */
71 nq_uplink:1, /* uplink = 1 otherwise 0 */
72 nq_use_constrained:1; /* allowed = 1 otherwise 0 */
73 u_int32_t nq_unused; /* for future expansion */
74};
75
76#ifndef KERNEL
77
78/*
79 * Returns whether a large upload or download transfer should be marked as
80 * BK service type for network activity. This is a system level
81 * hint/suggestion to classify application traffic based on statistics
82 * collected from the current network attachment
83 *
84 * @param param transfer parameters
85 * @param param_len parameter length
86 * @return returns 1 for BK and 0 for default
87 */
88extern int net_qos_guideline(struct net_qos_param *param, size_t param_len);
89
90#endif /* !KERNEL */
91
92#ifdef BSD_KERNEL_PRIVATE
93
94extern int net_qos_policy_restricted;
95extern int net_qos_policy_wifi_enabled;
96extern int net_qos_policy_capable_enabled;
97
98extern void net_qos_map_init(void);
99extern void net_qos_map_change(uint32_t mode);
100extern errno_t set_packet_qos(struct mbuf *, struct ifnet *, boolean_t, int,
101 int, u_int8_t *);
102extern int so_get_netsvc_marking_level(struct socket *);
103
104extern uint8_t fastlane_sc_to_dscp(uint32_t svc_class);
105extern uint8_t rfc4594_sc_to_dscp(uint32_t svc_class);
106extern uint8_t custom_sc_to_dscp(uint32_t svc_class);
107
108extern mbuf_traffic_class_t rfc4594_dscp_to_tc(uint8_t dscp);
109
110#endif /* BSD_KERNEL_PRIVATE */
111
112#endif /* PRIVATE */
113
114#endif /* __NETINET_IN_TCLASS_H__ */
115