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darling-xnu/bsd/net/if.h
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/*
* Copyright (c) 2000-2020 Apple Inc. All rights reserved.
*
* @APPLE_OSREFERENCE_LICENSE_HEADER_START@
*
* This file contains Original Code and/or Modifications of Original Code
* as defined in and that are subject to the Apple Public Source License
* Version 2.0 (the 'License'). You may not use this file except in
* compliance with the License. The rights granted to you under the License
* may not be used to create, or enable the creation or redistribution of,
* unlawful or unlicensed copies of an Apple operating system, or to
* circumvent, violate, or enable the circumvention or violation of, any
* terms of an Apple operating system software license agreement.
*
* Please obtain a copy of the License at
* http://www.opensource.apple.com/apsl/ and read it before using this file.
*
* The Original Code and all software distributed under the License are
* distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
* EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
* INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
* Please see the License for the specific language governing rights and
* limitations under the License.
*
* @APPLE_OSREFERENCE_LICENSE_HEADER_END@
*/
/*
* Copyright (c) 1982, 1986, 1989, 1993
* The Regents of the University of California. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by the University of
* California, Berkeley and its contributors.
* 4. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* @(#)if.h 8.1 (Berkeley) 6/10/93
*/
#ifndef _NET_IF_H_
#define _NET_IF_H_
#include <sys/cdefs.h>
#include <net/net_kev.h>
#define IF_NAMESIZE 16
#if !defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE)
#include <sys/appleapiopts.h>
#ifdef __APPLE__
#include <net/if_var.h>
#include <sys/types.h>
#include <sys/socket.h>
#ifdef PRIVATE
#include <net/if_dl.h>
#include <netinet/in.h>
#include <mach/vm_types.h>
#endif /* PRIVATE */
#endif
struct if_clonereq {
int ifcr_total; /* total cloners (out) */
int ifcr_count; /* room for this many in user buffer */
char *ifcr_buffer; /* buffer for cloner names */
};
#ifdef KERNEL_PRIVATE
#define IF_MAXUNIT 0x7fff /* historical value */
struct if_clonereq64 {
int ifcr_total; /* total cloners (out) */
int ifcr_count; /* room for this many in user buffer */
user64_addr_t ifcru_buffer __attribute__((aligned(8)));
};
struct if_clonereq32 {
int ifcr_total; /* total cloners (out) */
int ifcr_count; /* room for this many in user buffer */
user32_addr_t ifcru_buffer;
};
#endif /* KERNEL_PRIVATE */
#define IFF_UP 0x1 /* interface is up */
#define IFF_BROADCAST 0x2 /* broadcast address valid */
#define IFF_DEBUG 0x4 /* turn on debugging */
#define IFF_LOOPBACK 0x8 /* is a loopback net */
#define IFF_POINTOPOINT 0x10 /* interface is point-to-point link */
#define IFF_NOTRAILERS 0x20 /* obsolete: avoid use of trailers */
#define IFF_RUNNING 0x40 /* resources allocated */
#define IFF_NOARP 0x80 /* no address resolution protocol */
#define IFF_PROMISC 0x100 /* receive all packets */
#define IFF_ALLMULTI 0x200 /* receive all multicast packets */
#define IFF_OACTIVE 0x400 /* transmission in progress */
#define IFF_SIMPLEX 0x800 /* can't hear own transmissions */
#define IFF_LINK0 0x1000 /* per link layer defined bit */
#define IFF_LINK1 0x2000 /* per link layer defined bit */
#define IFF_LINK2 0x4000 /* per link layer defined bit */
#define IFF_ALTPHYS IFF_LINK2 /* use alternate physical connection */
#define IFF_MULTICAST 0x8000 /* supports multicast */
#ifdef PRIVATE
/* extended flags definitions: (all bits reserved for internal/future use) */
#define IFEF_AUTOCONFIGURING 0x00000001 /* allow BOOTP/DHCP replies to enter */
#define IFEF_ENQUEUE_MULTI 0x00000002 /* enqueue multiple packets at once */
#define IFEF_DELAY_START 0x00000004 /* delay start callback */
#define IFEF_PROBE_CONNECTIVITY 0x00000008 /* Probe connections going over this interface */
#define IFEF_ADV_REPORT 0x00000010 /* Supports interface advisory report */
#define IFEF_IPV6_DISABLED 0x00000020 /* coupled to ND6_IFF_IFDISABLED */
#define IFEF_ACCEPT_RTADV 0x00000040 /* accepts IPv6 RA on the interface */
#define IFEF_TXSTART 0x00000080 /* has start callback */
#define IFEF_RXPOLL 0x00000100 /* supports opportunistic input poll */
#define IFEF_VLAN 0x00000200 /* interface has one or more vlans */
#define IFEF_BOND 0x00000400 /* interface is part of bond */
#define IFEF_ARPLL 0x00000800 /* ARP for IPv4LL addresses */
#define IFEF_CLAT46 0x00001000 /* CLAT46 RFC 6877 */
#define IS_INTF_CLAT46(ifp) ((ifp) != NULL && ((ifp)->if_eflags & IFEF_CLAT46))
#define INTF_ADJUST_MTU_FOR_CLAT46(intf) \
(IS_INTF_CLAT46((intf)) || \
IS_INTF_CLAT46((intf)->if_delegated.ifp)) \
/*
* XXX IFEF_NOAUTOIPV6LL is deprecated and should be done away with.
* Configd pretty much manages the interface configuration.
* Rather than looking at the flag we check if a specific LLA
* has to be configured or the IID has to be generated by kernel.
*/
#define IFEF_NOAUTOIPV6LL 0x00002000 /* Need explicit IPv6 LL address */
#define IFEF_EXPENSIVE 0x00004000 /* Data access has a cost */
#define IFEF_IPV4_ROUTER 0x00008000 /* interior when in IPv4 router mode */
#define IFEF_LOCALNET_PRIVATE 0x00020000 /* local private network */
#define IFEF_SERVICE_TRIGGERED IFEF_LOCALNET_PRIVATE
#define IFEF_IPV6_ND6ALT 0x00040000 /* alternative. KPI for ND6 */
#define IFEF_RESTRICTED_RECV 0x00080000 /* interface restricts inbound pkts */
#define IFEF_AWDL 0x00100000 /* Apple Wireless Direct Link */
#define IFEF_NOACKPRI 0x00200000 /* No TCP ACK prioritization */
#define IFEF_AWDL_RESTRICTED 0x00400000 /* Restricted AWDL mode */
#define IFEF_2KCL 0x00800000 /* prefers 2K cluster (socket based tunnel) */
#define IFEF_ECN_ENABLE 0x01000000 /* use ECN for TCP connections on the interface */
#define IFEF_ECN_DISABLE 0x02000000 /* do not use ECN for TCP connections on the interface */
#define IFEF_SKYWALK_NATIVE 0x04000000 /* Native Skywalk support */
#define IFEF_3CA 0x08000000 /* Capable of 3CA */
#define IFEF_SENDLIST 0x10000000 /* Supports tx packet lists */
#define IFEF_DIRECTLINK 0x20000000 /* point-to-point topology */
#define IFEF_QOSMARKING_ENABLED 0x40000000 /* QoS marking is enabled */
#define IFEF_UPDOWNCHANGE 0x80000000 /* up/down state is changing */
#ifdef XNU_KERNEL_PRIVATE
/*
* Extra flags
*/
#define IFXF_WAKE_ON_MAGIC_PACKET 0x00000001 /* wake on magic packet */
#define IFXF_TIMESTAMP_ENABLED 0x00000002 /* time stamping enabled */
#define IFXF_NX_NOAUTO 0x00000004 /* no auto config nexus */
#define IFXF_LEGACY 0x00000008 /* legacy (non-netif) mode */
#define IFXF_LOW_INTERNET_UL 0x00000010 /* Uplink Low Internet is confirmed */
#define IFXF_LOW_INTERNET_DL 0x00000020 /* Downlink Low Internet is confirmed */
#define IFXF_ALLOC_KPI 0x00000040 /* Allocated via the ifnet_alloc KPI */
#define IFXF_LOW_POWER 0x00000080 /* Low Power Mode */
#define IFXF_MPK_LOG 0x00000100 /* Multi-layer Packet Logging */
#define IFXF_CONSTRAINED 0x00000200 /* Constrained - Save Data Mode */
#define IFXF_LOW_LATENCY 0x00000400 /* Low latency interface */
/*
* Current requirements for an AWDL interface. Setting/clearing IFEF_AWDL
* will also trigger the setting/clearing of the rest of the flags. Once
* IFEF_AWDL is set, the rest of flags cannot be cleared, by definition.
*/
#define IFEF_AWDL_MASK \
(IFEF_LOCALNET_PRIVATE | IFEF_IPV6_ND6ALT | IFEF_RESTRICTED_RECV | \
IFEF_AWDL)
#endif /* XNU_KERNEL_PRIVATE */
#endif /* PRIVATE */
#ifdef KERNEL_PRIVATE
/*
* !!! NOTE !!!
*
* if_idle_flags definitions: (all bits are reserved for internal/future
* use). Setting these flags MUST be done via the ifnet_set_idle_flags()
* KPI due to the associated reference counting. Clearing them may be done by
* calling the KPI, otherwise implicitly at interface detach time. Setting
* the if_idle_flags field to a non-zero value will cause the networking
* stack to aggressively purge expired objects (routes, etc.)
*/
#define IFRF_IDLE_NOTIFY 0x1 /* Generate notifications on idle */
/* flags set internally only: */
#define IFF_CANTCHANGE \
(IFF_BROADCAST|IFF_POINTOPOINT|IFF_RUNNING|IFF_OACTIVE|\
IFF_SIMPLEX|IFF_MULTICAST|IFF_ALLMULTI)
#endif /* KERNEL_PRIVATE */
/*
* Capabilities that interfaces can advertise.
*
* struct ifnet.if_capabilities
* contains the optional features & capabilities a particular interface
* supports (not only the driver but also the detected hw revision).
* Capabilities are defined by IFCAP_* below.
* struct ifnet.if_capenable
* contains the enabled (either by default or through ifconfig) optional
* features & capabilities on this interface.
* Capabilities are defined by IFCAP_* below.
* struct if_data.ifi_hwassist in IFNET_* form, defined in net/kpi_interface.h,
* contains the enabled optional features & capabilites that can be used
* individually per packet and are specified in the mbuf pkthdr.csum_flags
* field. IFCAP_* and IFNET_* do not match one to one and IFNET_* may be
* more detailed or differentiated than IFCAP_*.
* IFNET_* hwassist flags have corresponding CSUM_* in sys/mbuf.h
*/
#define IFCAP_RXCSUM 0x00001 /* can offload checksum on RX */
#define IFCAP_TXCSUM 0x00002 /* can offload checksum on TX */
#define IFCAP_VLAN_MTU 0x00004 /* VLAN-compatible MTU */
#define IFCAP_VLAN_HWTAGGING 0x00008 /* hardware VLAN tag support */
#define IFCAP_JUMBO_MTU 0x00010 /* 9000 byte MTU supported */
#define IFCAP_TSO4 0x00020 /* can do TCP Segmentation Offload */
#define IFCAP_TSO6 0x00040 /* can do TCP6 Segmentation Offload */
#define IFCAP_LRO 0x00080 /* can do Large Receive Offload */
#define IFCAP_AV 0x00100 /* can do 802.1 AV Bridging */
#define IFCAP_TXSTATUS 0x00200 /* can return linklevel xmit status */
#define IFCAP_SKYWALK 0x00400 /* Skywalk mode supported/enabled */
#define IFCAP_HW_TIMESTAMP 0x00800 /* Time stamping in hardware */
#define IFCAP_SW_TIMESTAMP 0x01000 /* Time stamping in software */
#define IFCAP_CSUM_PARTIAL 0x02000 /* can offload partial checksum */
#define IFCAP_CSUM_ZERO_INVERT 0x04000 /* can invert 0 to -0 (0xffff) */
#define IFCAP_HWCSUM (IFCAP_RXCSUM | IFCAP_TXCSUM)
#define IFCAP_TSO (IFCAP_TSO4 | IFCAP_TSO6)
#define IFCAP_VALID (IFCAP_HWCSUM | IFCAP_TSO | IFCAP_LRO | IFCAP_VLAN_MTU | \
IFCAP_VLAN_HWTAGGING | IFCAP_JUMBO_MTU | IFCAP_AV | IFCAP_TXSTATUS | \
IFCAP_SKYWALK | IFCAP_SW_TIMESTAMP | IFCAP_HW_TIMESTAMP | \
IFCAP_CSUM_PARTIAL | IFCAP_CSUM_ZERO_INVERT)
#define IFQ_MAXLEN 128
#define IFNET_SLOWHZ 1 /* granularity is 1 second */
#define IFQ_TARGET_DELAY (10ULL * 1000 * 1000) /* 10 ms */
#define IFQ_UPDATE_INTERVAL (100ULL * 1000 * 1000) /* 100 ms */
/*
* Message format for use in obtaining information about interfaces
* from sysctl and the routing socket
*/
struct if_msghdr {
unsigned short ifm_msglen; /* to skip non-understood messages */
unsigned char ifm_version; /* future binary compatability */
unsigned char ifm_type; /* message type */
int ifm_addrs; /* like rtm_addrs */
int ifm_flags; /* value of if_flags */
unsigned short ifm_index; /* index for associated ifp */
struct if_data ifm_data; /* statistics and other data about if */
};
/*
* Message format for use in obtaining information about interface addresses
* from sysctl and the routing socket
*/
struct ifa_msghdr {
unsigned short ifam_msglen; /* to skip non-understood messages */
unsigned char ifam_version; /* future binary compatability */
unsigned char ifam_type; /* message type */
int ifam_addrs; /* like rtm_addrs */
int ifam_flags; /* value of ifa_flags */
unsigned short ifam_index; /* index for associated ifp */
int ifam_metric; /* value of ifa_metric */
};
/*
* Message format for use in obtaining information about multicast addresses
* from the routing socket
*/
struct ifma_msghdr {
unsigned short ifmam_msglen; /* to skip non-understood messages */
unsigned char ifmam_version; /* future binary compatability */
unsigned char ifmam_type; /* message type */
int ifmam_addrs; /* like rtm_addrs */
int ifmam_flags; /* value of ifa_flags */
unsigned short ifmam_index; /* index for associated ifp */
};
/*
* Message format for use in obtaining information about interfaces
* from sysctl
*/
struct if_msghdr2 {
u_short ifm_msglen; /* to skip over non-understood messages */
u_char ifm_version; /* future binary compatability */
u_char ifm_type; /* message type */
int ifm_addrs; /* like rtm_addrs */
int ifm_flags; /* value of if_flags */
u_short ifm_index; /* index for associated ifp */
int ifm_snd_len; /* instantaneous length of send queue */
int ifm_snd_maxlen; /* maximum length of send queue */
int ifm_snd_drops; /* number of drops in send queue */
int ifm_timer; /* time until if_watchdog called */
struct if_data64 ifm_data; /* statistics and other data */
};
/*
* Message format for use in obtaining information about multicast addresses
* from sysctl
*/
struct ifma_msghdr2 {
u_short ifmam_msglen; /* to skip over non-understood messages */
u_char ifmam_version; /* future binary compatability */
u_char ifmam_type; /* message type */
int ifmam_addrs; /* like rtm_addrs */
int ifmam_flags; /* value of ifa_flags */
u_short ifmam_index; /* index for associated ifp */
int32_t ifmam_refcount;
};
/*
* ifdevmtu: interface device mtu
* Used with SIOCGIFDEVMTU to get the current mtu in use by the device,
* as well as the minimum and maximum mtu allowed by the device.
*/
struct ifdevmtu {
int ifdm_current;
int ifdm_min;
int ifdm_max;
};
#pragma pack(4)
/*
* ifkpi: interface kpi ioctl
* Used with SIOCSIFKPI and SIOCGIFKPI.
*
* ifk_module_id - From in the kernel, a value from kev_vendor_code_find. From
* user space, a value from SIOCGKEVVENDOR ioctl on a kernel event socket.
* ifk_type - The type. Types are specific to each module id.
* ifk_data - The data. ifk_ptr may be a 64bit pointer for 64 bit processes.
*
* Copying data between user space and kernel space is done using copyin
* and copyout. A process may be running in 64bit mode. In such a case,
* the pointer will be a 64bit pointer, not a 32bit pointer. The following
* sample is a safe way to copy the data in to the kernel from either a
* 32bit or 64bit process:
*
* user_addr_t tmp_ptr;
* if (IS_64BIT_PROCESS(current_proc())) {
* tmp_ptr = CAST_USER_ADDR_T(ifkpi.ifk_data.ifk_ptr64);
* }
* else {
* tmp_ptr = CAST_USER_ADDR_T(ifkpi.ifk_data.ifk_ptr);
* }
* error = copyin(tmp_ptr, allocated_dst_buffer, size of allocated_dst_buffer);
*/
struct ifkpi {
unsigned int ifk_module_id;
unsigned int ifk_type;
union {
void *ifk_ptr;
int ifk_value;
#ifdef KERNEL
u_int64_t ifk_ptr64;
#endif /* KERNEL */
} ifk_data;
};
/* Wake capabilities of a interface */
#define IF_WAKE_ON_MAGIC_PACKET 0x01
#ifdef KERNEL_PRIVATE
#define IF_WAKE_VALID_FLAGS IF_WAKE_ON_MAGIC_PACKET
#endif /* KERNEL_PRIVATE */
#pragma pack()
/*
* Interface request structure used for socket
* ioctl's. All interface ioctl's must have parameter
* definitions which begin with ifr_name. The
* remainder may be interface specific.
*/
struct ifreq {
#ifndef IFNAMSIZ
#define IFNAMSIZ IF_NAMESIZE
#endif
char ifr_name[IFNAMSIZ]; /* if name, e.g. "en0" */
union {
struct sockaddr ifru_addr;
struct sockaddr ifru_dstaddr;
struct sockaddr ifru_broadaddr;
short ifru_flags;
int ifru_metric;
int ifru_mtu;
int ifru_phys;
int ifru_media;
int ifru_intval;
caddr_t ifru_data;
#ifdef KERNEL_PRIVATE
u_int64_t ifru_data64; /* 64-bit ifru_data */
#endif /* KERNEL_PRIVATE */
struct ifdevmtu ifru_devmtu;
struct ifkpi ifru_kpi;
u_int32_t ifru_wake_flags;
u_int32_t ifru_route_refcnt;
#ifdef PRIVATE
int ifru_link_quality_metric;
#endif /* PRIVATE */
int ifru_cap[2];
#ifdef PRIVATE
struct {
uint32_t ifo_flags;
#define IFRIFOF_BLOCK_OPPORTUNISTIC 0x00000001
uint32_t ifo_inuse;
} ifru_opportunistic;
u_int64_t ifru_eflags;
u_int64_t ifru_xflags;
struct {
int32_t ifl_level;
uint32_t ifl_flags;
#define IFRLOGF_DLIL 0x00000001
#define IFRLOGF_FAMILY 0x00010000
#define IFRLOGF_DRIVER 0x01000000
#define IFRLOGF_FIRMWARE 0x10000000
int32_t ifl_category;
#define IFRLOGCAT_CONNECTIVITY 1
#define IFRLOGCAT_QUALITY 2
#define IFRLOGCAT_PERFORMANCE 3
int32_t ifl_subcategory;
} ifru_log;
u_int32_t ifru_delegated;
struct {
uint32_t ift_type;
uint32_t ift_family;
#define IFRTYPE_FAMILY_ANY 0
#define IFRTYPE_FAMILY_LOOPBACK 1
#define IFRTYPE_FAMILY_ETHERNET 2
#define IFRTYPE_FAMILY_SLIP 3
#define IFRTYPE_FAMILY_TUN 4
#define IFRTYPE_FAMILY_VLAN 5
#define IFRTYPE_FAMILY_PPP 6
#define IFRTYPE_FAMILY_PVC 7
#define IFRTYPE_FAMILY_DISC 8
#define IFRTYPE_FAMILY_MDECAP 9
#define IFRTYPE_FAMILY_GIF 10
#define IFRTYPE_FAMILY_FAITH 11
#define IFRTYPE_FAMILY_STF 12
#define IFRTYPE_FAMILY_FIREWIRE 13
#define IFRTYPE_FAMILY_BOND 14
#define IFRTYPE_FAMILY_CELLULAR 15
#define IFRTYPE_FAMILY_6LOWPAN 16
#define IFRTYPE_FAMILY_UTUN 17
#define IFRTYPE_FAMILY_IPSEC 18
uint32_t ift_subfamily;
#define IFRTYPE_SUBFAMILY_ANY 0
#define IFRTYPE_SUBFAMILY_USB 1
#define IFRTYPE_SUBFAMILY_BLUETOOTH 2
#define IFRTYPE_SUBFAMILY_WIFI 3
#define IFRTYPE_SUBFAMILY_THUNDERBOLT 4
#define IFRTYPE_SUBFAMILY_RESERVED 5
#define IFRTYPE_SUBFAMILY_INTCOPROC 6
#define IFRTYPE_SUBFAMILY_QUICKRELAY 7
#define IFRTYPE_SUBFAMILY_DEFAULT 8
} ifru_type;
#endif /* PRIVATE */
u_int32_t ifru_functional_type;
#define IFRTYPE_FUNCTIONAL_UNKNOWN 0
#define IFRTYPE_FUNCTIONAL_LOOPBACK 1
#define IFRTYPE_FUNCTIONAL_WIRED 2
#define IFRTYPE_FUNCTIONAL_WIFI_INFRA 3
#define IFRTYPE_FUNCTIONAL_WIFI_AWDL 4
#define IFRTYPE_FUNCTIONAL_CELLULAR 5
#define IFRTYPE_FUNCTIONAL_INTCOPROC 6
#define IFRTYPE_FUNCTIONAL_COMPANIONLINK 7
#define IFRTYPE_FUNCTIONAL_LAST 7
#ifdef PRIVATE
u_int32_t ifru_expensive;
u_int32_t ifru_constrained;
u_int32_t ifru_2kcl;
struct {
u_int32_t qlen;
u_int32_t timeout;
} ifru_start_delay;
struct if_interface_state ifru_interface_state;
u_int32_t ifru_probe_connectivity;
u_int32_t ifru_ecn_mode;
#define IFRTYPE_ECN_DEFAULT 0
#define IFRTYPE_ECN_ENABLE 1
#define IFRTYPE_ECN_DISABLE 2
u_int32_t ifru_qosmarking_mode;
#define IFRTYPE_QOSMARKING_MODE_NONE 0
#define IFRTYPE_QOSMARKING_FASTLANE 1 /* supported: socket/channel */
#define IFRTYPE_QOSMARKING_RFC4594 2 /* supported: channel only */
u_int32_t ifru_qosmarking_enabled;
u_int32_t ifru_disable_output;
u_int32_t ifru_low_internet;
#define IFRTYPE_LOW_INTERNET_DISABLE_UL_DL 0x0000
#define IFRTYPE_LOW_INTERNET_ENABLE_UL 0x0001
#define IFRTYPE_LOW_INTERNET_ENABLE_DL 0x0002
int ifru_low_power_mode;
u_int32_t ifru_tcp_kao_max;
int ifru_mpk_log; /* Multi Layer Packet Log */
u_int32_t ifru_noack_prio;
#endif /* PRIVATE */
} ifr_ifru;
#define ifr_addr ifr_ifru.ifru_addr /* address */
#define ifr_dstaddr ifr_ifru.ifru_dstaddr /* other end of p-to-p link */
#define ifr_broadaddr ifr_ifru.ifru_broadaddr /* broadcast address */
#ifdef __APPLE__
#define ifr_flags ifr_ifru.ifru_flags /* flags */
#else
#define ifr_flags ifr_ifru.ifru_flags[0] /* flags */
#define ifr_prevflags ifr_ifru.ifru_flags[1] /* flags */
#endif /* __APPLE__ */
#define ifr_metric ifr_ifru.ifru_metric /* metric */
#define ifr_mtu ifr_ifru.ifru_mtu /* mtu */
#define ifr_phys ifr_ifru.ifru_phys /* physical wire */
#define ifr_media ifr_ifru.ifru_media /* physical media */
#define ifr_data ifr_ifru.ifru_data /* for use by interface */
#define ifr_devmtu ifr_ifru.ifru_devmtu
#define ifr_intval ifr_ifru.ifru_intval /* integer value */
#ifdef KERNEL_PRIVATE
#define ifr_data64 ifr_ifru.ifru_data64 /* 64-bit pointer */
#endif /* KERNEL_PRIVATE */
#define ifr_kpi ifr_ifru.ifru_kpi
#define ifr_wake_flags ifr_ifru.ifru_wake_flags /* wake capabilities */
#define ifr_route_refcnt ifr_ifru.ifru_route_refcnt /* route references count */
#ifdef PRIVATE
#define ifr_link_quality_metric ifr_ifru.ifru_link_quality_metric /* LQM */
#endif /* PRIVATE */
#define ifr_reqcap ifr_ifru.ifru_cap[0] /* requested capabilities */
#define ifr_curcap ifr_ifru.ifru_cap[1] /* current capabilities */
#ifdef PRIVATE
#define ifr_opportunistic ifr_ifru.ifru_opportunistic
#define ifr_eflags ifr_ifru.ifru_eflags /* extended flags */
#define ifr_xflags ifr_ifru.ifru_xflags /* extra flags */
#define ifr_log ifr_ifru.ifru_log /* logging level/flags */
#define ifr_delegated ifr_ifru.ifru_delegated /* delegated interface index */
#define ifr_expensive ifr_ifru.ifru_expensive
#define ifr_constrained ifr_ifru.ifru_constrained
#define ifr_type ifr_ifru.ifru_type /* interface type */
#define ifr_functional_type ifr_ifru.ifru_functional_type
#define ifr_2kcl ifr_ifru.ifru_2kcl
#define ifr_start_delay_qlen ifr_ifru.ifru_start_delay.qlen
#define ifr_start_delay_timeout ifr_ifru.ifru_start_delay.timeout
#define ifr_interface_state ifr_ifru.ifru_interface_state
#define ifr_probe_connectivity ifr_ifru.ifru_probe_connectivity
#define ifr_ecn_mode ifr_ifru.ifru_ecn_mode
#define ifr_qosmarking_mode ifr_ifru.ifru_qosmarking_mode
#define ifr_fastlane_capable ifr_qosmarking_mode
#define ifr_qosmarking_enabled ifr_ifru.ifru_qosmarking_enabled
#define ifr_fastlane_enabled ifr_qosmarking_enabled
#define ifr_disable_output ifr_ifru.ifru_disable_output
#define ifr_low_internet ifr_ifru.ifru_low_internet
#define ifr_low_power_mode ifr_ifru.ifru_low_power_mode
#define ifr_tcp_kao_max ifr_ifru.ifru_tcp_kao_max
#define ifr_mpk_log ifr_ifru.ifru_mpk_log
#define ifr_noack_prio ifr_ifru.ifru_noack_prio
#endif /* PRIVATE */
};
#define _SIZEOF_ADDR_IFREQ(ifr) \
((ifr).ifr_addr.sa_len > sizeof (struct sockaddr) ? \
(sizeof (struct ifreq) - sizeof (struct sockaddr) + \
(ifr).ifr_addr.sa_len) : sizeof (struct ifreq))
struct ifaliasreq {
char ifra_name[IFNAMSIZ]; /* if name, e.g. "en0" */
struct sockaddr ifra_addr;
struct sockaddr ifra_broadaddr;
struct sockaddr ifra_mask;
};
struct rslvmulti_req {
struct sockaddr *sa;
struct sockaddr **llsa;
};
#if !defined(KERNEL) || defined(KERNEL_PRIVATE)
#pragma pack(4)
struct ifmediareq {
char ifm_name[IFNAMSIZ]; /* if name, e.g. "en0" */
int ifm_current; /* current media options */
int ifm_mask; /* don't care mask */
int ifm_status; /* media status */
int ifm_active; /* active options */
int ifm_count; /* # entries in ifm_ulist array */
int *ifm_ulist; /* media words */
};
#pragma pack()
#endif /* !KERNEL || KERNEL_PRIVATE */
#ifdef KERNEL_PRIVATE
#pragma pack(4)
struct ifmediareq64 {
char ifm_name[IFNAMSIZ]; /* if name, e.g. "en0" */
int ifm_current; /* current media options */
int ifm_mask; /* don't care mask */
int ifm_status; /* media status */
int ifm_active; /* active options */
int ifm_count; /* # entries in ifm_ulist array */
user64_addr_t ifmu_ulist __attribute__((aligned(8)));
};
struct ifmediareq32 {
char ifm_name[IFNAMSIZ]; /* if name, e.g. "en0" */
int ifm_current; /* current media options */
int ifm_mask; /* don't care mask */
int ifm_status; /* media status */
int ifm_active; /* active options */
int ifm_count; /* # entries in ifm_ulist array */
user32_addr_t ifmu_ulist; /* 32-bit pointer */
};
#pragma pack()
#endif /* KERNEL_PRIVATE */
#pragma pack(4)
struct ifdrv {
char ifd_name[IFNAMSIZ]; /* if name, e.g. "en0" */
unsigned long ifd_cmd;
size_t ifd_len; /* length of ifd_data buffer */
void *ifd_data;
};
#pragma pack()
#ifdef KERNEL_PRIVATE
#pragma pack(4)
struct ifdrv32 {
char ifd_name[IFNAMSIZ]; /* if name, e.g. "en0" */
u_int32_t ifd_cmd;
u_int32_t ifd_len;
user32_addr_t ifd_data;
};
struct ifdrv64 {
char ifd_name[IFNAMSIZ]; /* if name, e.g. "en0" */
u_int64_t ifd_cmd;
u_int64_t ifd_len;
user64_addr_t ifd_data;
};
#pragma pack()
#endif /* KERNEL_PRIVATE */
/*
* Structure used to retrieve aux status data from interfaces.
* Kernel suppliers to this interface should respect the formatting
* needed by ifconfig(8): each line starts with a TAB and ends with
* a newline.
*/
#define IFSTATMAX 800 /* 10 lines of text */
struct ifstat {
char ifs_name[IFNAMSIZ]; /* if name, e.g. "en0" */
char ascii[IFSTATMAX + 1];
};
#if !defined(KERNEL) || defined(KERNEL_PRIVATE)
/*
* Structure used in SIOCGIFCONF request.
* Used to retrieve interface configuration
* for machine (useful for programs which
* must know all networks accessible).
*/
#pragma pack(4)
struct ifconf {
int ifc_len; /* size of associated buffer */
union {
caddr_t ifcu_buf;
struct ifreq *ifcu_req;
} ifc_ifcu;
};
#pragma pack()
#define ifc_buf ifc_ifcu.ifcu_buf /* buffer address */
#define ifc_req ifc_ifcu.ifcu_req /* array of structures returned */
#endif /* !KERNEL || KERNEL_PRIVATE */
#if defined(KERNEL_PRIVATE)
#pragma pack(4)
struct ifconf32 {
int ifc_len; /* size of associated buffer */
struct {
user32_addr_t ifcu_req;
} ifc_ifcu;
};
struct ifconf64 {
int ifc_len; /* size of associated buffer */
struct {
user64_addr_t ifcu_req __attribute__((aligned(8)));
} ifc_ifcu;
};
#pragma pack()
#endif /* KERNEL_PRIVATE */
/*
* DLIL KEV_DL_PROTO_ATTACHED/DETACHED structure
*/
struct kev_dl_proto_data {
struct net_event_data link_data;
u_int32_t proto_family;
u_int32_t proto_remaining_count;
};
#ifdef PRIVATE
/*
* Link Quality Metrics
*
* IFNET_LQM_THRESH_OFF Metric is not available; device is off.
* IFNET_LQM_THRESH_UNKNOWN Metric is not (yet) known.
* IFNET_LQM_THRESH_BAD Link quality is considered bad by driver.
* IFNET_LQM_THRESH_POOR Link quality is considered poor by driver.
* IFNET_LQM_THRESH_GOOD Link quality is considered good by driver.
*/
enum {
IFNET_LQM_THRESH_OFF = (-2),
IFNET_LQM_THRESH_UNKNOWN = (-1),
IFNET_LQM_THRESH_ABORT = 10,
IFNET_LQM_THRESH_MINIMALLY_VIABLE = 20,
IFNET_LQM_THRESH_POOR = 50,
IFNET_LQM_THRESH_GOOD = 100
};
#define IFNET_LQM_THRESH_BAD IFNET_LQM_THRESH_ABORT
#ifdef XNU_KERNEL_PRIVATE
#define IFNET_LQM_MIN IFNET_LQM_THRESH_OFF
#define IFNET_LQM_MAX IFNET_LQM_THRESH_GOOD
#endif /* XNU_KERNEL_PRIVATE */
/*
* DLIL KEV_DL_LINK_QUALITY_METRIC_CHANGED structure
*/
struct kev_dl_link_quality_metric_data {
struct net_event_data link_data;
int link_quality_metric;
};
#define IF_DESCSIZE 128
/*
* Structure for SIOC[SG]IFDESC
*/
struct if_descreq {
char ifdr_name[IFNAMSIZ]; /* interface name */
u_int32_t ifdr_len; /* up to IF_DESCSIZE */
u_int8_t ifdr_desc[IF_DESCSIZE]; /* opaque data */
};
/*
* Output packet scheduling models
*
* IFNET_SCHED_MODEL_NORMAL The default output packet scheduling model
* where the driver or media does not require strict scheduling
* strategy, and that the networking stack is free to choose the
* most appropriate scheduling and queueing algorithm, including
* shaping traffics.
* IFNET_SCHED_MODEL_DRIVER_MANAGED The alternative output packet
* scheduling model where the driver or media requires strict
* scheduling strategy (e.g. 802.11 WMM), and that the networking
* stack is only responsible for creating multiple queues for the
* corresponding service classes.
*/
enum {
IFNET_SCHED_MODEL_NORMAL = 0,
IFNET_SCHED_MODEL_DRIVER_MANAGED = 1,
IFNET_SCHED_MODEL_FQ_CODEL = 2,
#ifdef XNU_KERNEL_PRIVATE
IFNET_SCHED_MODEL_MAX = 3,
#endif /* XNU_KERNEL_PRIVATE */
};
/*
* Values for iflpr_flags
*/
#define IFLPRF_ALTQ 0x1 /* configured via PF/ALTQ */
#define IFLPRF_DRVMANAGED 0x2 /* output queue scheduled by drv */
/*
* Structure for SIOCGIFLINKPARAMS
*/
struct if_linkparamsreq {
char iflpr_name[IFNAMSIZ]; /* interface name */
u_int32_t iflpr_flags;
u_int32_t iflpr_output_sched;
u_int64_t iflpr_output_tbr_rate;
u_int32_t iflpr_output_tbr_percent;
u_int64_t iflpr_input_tbr_rate;
struct if_bandwidths iflpr_output_bw;
struct if_bandwidths iflpr_input_bw;
struct if_latencies iflpr_output_lt;
struct if_latencies iflpr_input_lt;
struct if_netem_params iflpr_input_netem;
struct if_netem_params iflpr_output_netem;
};
/*
* Structure for SIOCGIFQUEUESTATS
*/
struct if_qstatsreq {
char ifqr_name[IFNAMSIZ]; /* interface name */
u_int32_t ifqr_slot;
void *ifqr_buf __attribute__((aligned(8)));
int ifqr_len __attribute__((aligned(8)));
};
/*
* Node Proximity Metrics
*/
enum {
IFNET_NPM_THRESH_UNKNOWN = (-1),
IFNET_NPM_THRESH_NEAR = 30,
IFNET_NPM_THRESH_GENERAL = 70,
IFNET_NPM_THRESH_FAR = 100,
};
/*
* Received Signal Strength Indication [special values]
*
* IFNET_RSSI_UNKNOWN Metric is not (yet) known.
*/
enum {
IFNET_RSSI_UNKNOWN = ((-2147483647) - 1), /* INT32_MIN */
};
/*
* DLIL KEV_DL_NODE_PRESENCE/KEV_DL_NODE_ABSENCE event structures
*/
struct kev_dl_node_presence {
struct net_event_data link_data;
struct sockaddr_in6 sin6_node_address;
struct sockaddr_dl sdl_node_address;
int32_t rssi;
int link_quality_metric;
int node_proximity_metric;
u_int8_t node_service_info[48];
};
struct kev_dl_node_absence {
struct net_event_data link_data;
struct sockaddr_in6 sin6_node_address;
struct sockaddr_dl sdl_node_address;
};
/*
* Structure for SIOC[SG]IFTHROTTLE
*/
struct if_throttlereq {
char ifthr_name[IFNAMSIZ]; /* interface name */
u_int32_t ifthr_level;
};
/*
* Interface throttling levels
*
* IFNET_THROTTLE_OFF The default throttling level (no throttling.)
* All service class queues operate normally according to the
* standard packet scheduler configuration.
* IFNET_THROTTLE_OPPORTUNISTIC One or more service class queues that
* are responsible for managing "opportunistic" traffics are
* suspended. Packets enqueued on those queues will be dropped
* and a flow advisory error will be generated to the data
* source. Existing packets in the queues will stay enqueued
* until the interface is no longer throttled, or until they
* are explicitly flushed.
*/
enum {
IFNET_THROTTLE_OFF = 0,
IFNET_THROTTLE_OPPORTUNISTIC = 1,
#ifdef XNU_KERNEL_PRIVATE
IFNET_THROTTLE_MAX = 2,
#endif /* XNU_KERNEL_PRIVATE */
};
/*
* Structure for SIOC[A/D]IFAGENTID
*/
struct if_agentidreq {
char ifar_name[IFNAMSIZ]; /* interface name */
uuid_t ifar_uuid; /* agent UUID to add or delete */
};
/*
* Structure for SIOCGIFAGENTIDS
*/
struct if_agentidsreq {
char ifar_name[IFNAMSIZ]; /* interface name */
u_int32_t ifar_count; /* number of agent UUIDs */
uuid_t *ifar_uuids; /* array of agent UUIDs */
};
#ifdef BSD_KERNEL_PRIVATE
struct if_agentidsreq32 {
char ifar_name[IFNAMSIZ];
u_int32_t ifar_count;
user32_addr_t ifar_uuids;
};
struct if_agentidsreq64 {
char ifar_name[IFNAMSIZ];
u_int32_t ifar_count;
user64_addr_t ifar_uuids __attribute__((aligned(8)));
};
#endif /* BSD_KERNEL_PRIVATE */
/*
* Structure for SIOCGIFNEXUS
*/
struct if_nexusreq {
char ifnr_name[IFNAMSIZ]; /* interface name */
uint64_t ifnr_flags; /* unused, must be zero */
uuid_t ifnr_netif; /* netif nexus instance UUID */
uuid_t ifnr_flowswitch; /* flowswitch nexus UUID */
uint64_t ifnr_reserved[5];
};
#define DLIL_MODIDLEN 20 /* same as IFNET_MODIDLEN */
#define DLIL_MODARGLEN 12 /* same as IFNET_MODARGLEN */
/*
* DLIL KEV_DL_ISSUES event structure
*/
struct kev_dl_issues {
struct net_event_data link_data;
u_int8_t modid[DLIL_MODIDLEN];
u_int64_t timestamp;
u_int8_t info[DLIL_MODARGLEN];
};
/*
* DLIL KEV_DL_RRC_STATE_CHANGED structure
*/
struct kev_dl_rrc_state {
struct net_event_data link_data;
u_int32_t rrc_state;
};
/*
* KEV_DL_LOW_POWER_MODE_CHANGED
*/
struct kev_dl_low_power_mode {
struct net_event_data link_data;
int low_power_event;
};
/*
* Length of network signature/fingerprint blob.
*/
#define IFNET_SIGNATURELEN 20
/*
* Structure for SIOC[S/G]IFNETSIGNATURE
*/
struct if_nsreq {
char ifnsr_name[IFNAMSIZ];
u_int8_t ifnsr_family; /* address family */
u_int8_t ifnsr_len; /* data length */
u_int16_t ifnsr_flags; /* for future */
u_int8_t ifnsr_data[IFNET_SIGNATURELEN];
};
/* Structure for SIOCSIFNETWORKID */
struct if_netidreq {
char ifnetid_name[IFNAMSIZ];
u_int8_t ifnetid_len;
u_int8_t ifnetid[IFNET_NETWORK_ID_LEN];
};
#define NAT64_PREFIX_LEN_32 4
#define NAT64_PREFIX_LEN_40 5
#define NAT64_PREFIX_LEN_48 6
#define NAT64_PREFIX_LEN_56 7
#define NAT64_PREFIX_LEN_64 8
#define NAT64_PREFIX_LEN_96 12
#define NAT64_PREFIX_LEN_MAX NAT64_PREFIX_LEN_96
#define NAT64_MAX_NUM_PREFIXES 4
struct ipv6_prefix {
struct in6_addr ipv6_prefix;
uint32_t prefix_len;
};
struct if_ipv6_address {
struct in6_addr v6_address;
uint32_t v6_prefixlen;
};
/* Structure for SIOC[S/G]IFNAT64PREFIX */
struct if_nat64req {
char ifnat64_name[IFNAMSIZ];
struct ipv6_prefix ifnat64_prefixes[NAT64_MAX_NUM_PREFIXES];
};
/* Structure for SIOCGIFCLAT46ADDR */
struct if_clat46req {
char ifclat46_name[IFNAMSIZ];
struct if_ipv6_address ifclat46_addr;
};
/*
* Structure for SIOC[S/G]IFORDER
*
* When setting, ifo_count is the number of u_int32_t interface indices
* in the ifo_ordered_indices array.
*
* When getting, if ifo_count is 0, the length of the ordered list will
* be returned. If the ifo_count is non-0, it is the number of u_int32_t
* interface indices allocated. Upon return, ifo_count will contain the number
* of indices copied into the array.
*/
struct if_order {
u_int32_t ifo_count;
u_int32_t ifo_reserved;
mach_vm_address_t ifo_ordered_indices; /* array of u_int32_t */
};
/*
* Struct for traffic class to DSCP mapping
*/
struct if_tdmreq {
char iftdm_name[IFNAMSIZ];
u_int32_t iftdm_len; /* byte length of the table */
struct netsvctype_dscp_map *iftdm_table;
};
#ifdef BSD_KERNEL_PRIVATE
struct if_tdmreq32 {
char iftdm_name[IFNAMSIZ];
u_int32_t iftdm_len; /* byte length of the table */
user32_addr_t iftdm_table;
};
struct if_tdmreq64 {
char iftdm_name[IFNAMSIZ];
u_int32_t iftdm_len; /* byte length of the table */
user64_addr_t iftdm_table __attribute__((aligned(8)));
};
#endif
/*
* Structure for SIOCGIFPROTOLIST.
*/
struct if_protolistreq {
char ifpl_name[IFNAMSIZ];
u_int32_t ifpl_count;
u_int32_t ifpl_reserved; /* must be zero */
u_int32_t *ifpl_list;
};
#ifdef BSD_KERNEL_PRIVATE
struct if_protolistreq32 {
char ifpl_name[IFNAMSIZ];
u_int32_t ifpl_count;
u_int32_t ifpl_reserved; /* must be zero */
user32_addr_t ifpl_list;
};
struct if_protolistreq64 {
char ifpl_name[IFNAMSIZ];
u_int32_t ifpl_count;
u_int32_t ifpl_reserved; /* must be zero */
user64_addr_t ifpl_list;
};
#endif /* BSD_KERNEL_PRIVATE */
#endif /* PRIVATE */
#ifdef KERNEL
#ifdef MALLOC_DECLARE
MALLOC_DECLARE(M_IFADDR);
MALLOC_DECLARE(M_IFMADDR);
#endif
#endif
#endif /* (_POSIX_C_SOURCE && !_DARWIN_C_SOURCE) */
#ifndef KERNEL
struct if_nameindex {
unsigned int if_index; /* 1, 2, ... */
char *if_name; /* null terminated name: "le0", ... */
};
__BEGIN_DECLS
unsigned int if_nametoindex(const char *);
char *if_indextoname(unsigned int, char *);
struct if_nameindex *if_nameindex(void);
void if_freenameindex(struct if_nameindex *);
__END_DECLS
#endif
#ifdef KERNEL
#include <net/kpi_interface.h>
#endif
#endif /* !_NET_IF_H_ */
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