/*
- * Copyright (c) 2000-2012 Apple Inc. All rights reserved.
+ * Copyright (c) 2000-2014 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
* 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,
* 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@
*/
/*
};
#if defined(__LP64__)
-#define __need_struct_timeval32
-#include <sys/_structs.h>
+#include <sys/_types/_timeval32.h>
#define IF_DATA_TIMEVAL timeval32
#else
#define IF_DATA_TIMEVAL timeval
struct if_data_extended {
u_int64_t ifi_alignerrs; /* unaligned (32-bit) input pkts */
+ u_int64_t ifi_dt_bytes; /* Data threshold counter */
+ u_int64_t ifi_fpackets; /* forwarded packets on interface */
+ u_int64_t ifi_fbytes; /* forwarded bytes on interface */
+ u_int64_t reserved[12]; /* for future */
};
struct if_packet_stats {
u_int64_t ifi_tcp_dospacket;
u_int64_t ifi_tcp_cleanup;
u_int64_t ifi_tcp_synwindow;
+ u_int64_t reserved[6];
/* UDP */
u_int64_t ifi_udp_port_unreach;
u_int64_t ifi_udp_faithprefix;
u_int64_t ifi_udp_badmcast;
u_int64_t ifi_udp_cleanup;
u_int64_t ifi_udp_badipsec;
+ u_int64_t _reserved[4];
};
struct if_description {
u_int64_t max_bw; /* maximum theoretical bandwidth */
};
+struct if_latencies {
+ u_int64_t eff_lt; /* effective latency */
+ u_int64_t max_lt; /* maximum theoretical latency */
+};
+
struct if_rxpoll_stats {
u_int32_t ifi_poll_off_req; /* total # of POLL_OFF reqs */
u_int32_t ifi_poll_off_err; /* total # of POLL_OFF errors */
u_int32_t ifi_poll_bytes_max; /* largest polled bytes */
u_int32_t ifi_poll_bytes_lowat; /* bytes low watermark */
u_int32_t ifi_poll_bytes_hiwat; /* bytes high watermark */
+
+ u_int32_t ifi_poll_packets_limit; /* max packets per poll call */
+ u_int64_t ifi_poll_interval_time; /* poll interval (nsec) */
};
#endif /* PRIVATE */
u_int32_t ifi_recvtiming; /* usec spent receiving when timing */
u_int32_t ifi_xmittiming; /* usec spent xmitting when timing */
u_int64_t ifi_alignerrs; /* unaligned (32-bit) input pkts */
-#define IF_LASTCHANGEUPTIME 1 /* lastchange: 1-uptime 0-calendar time */
+ u_int64_t ifi_dt_bytes; /* Data threshold counter */
+ u_int64_t ifi_fpackets; /* forwarded packets on interface */
+ u_int64_t ifi_fbytes; /* forwarded bytes on interface */
struct timeval ifi_lastchange; /* time of last administrative change */
u_int32_t ifi_hwassist; /* HW offload capabilities */
u_int32_t ifi_tso_v4_mtu; /* TCP Segment Offload IPv4 maximum segment size */
u_int32_t ifi_tso_v6_mtu; /* TCP Segment Offload IPv6 maximum segment size */
};
+#if MEASURE_BW
/*
* Fields per interface to measure perceived bandwidth.
*/
-
struct if_measured_bw {
u_int64_t bw; /* measured bandwidth in bytes per ms */
u_int64_t bytes; /* XXX not needed */
#define IF_MEASURED_BW_INPROGRESS 0x1
#define IF_MEASURED_BW_CALCULATION 0x2
};
-
+#endif /* MEASURE_BW */
#endif /* BSD_KERNEL_PRIVATE */
#ifdef PRIVATE
#define if_tso_v4_mtu if_data.ifi_tso_v4_mtu
#define if_tso_v6_mtu if_data.ifi_tso_v6_mtu
#define if_alignerrs if_data.ifi_alignerrs
+#define if_dt_bytes if_data.ifi_dt_bytes
+#define if_fpackets if_data.ifi_fpackets
+#define if_fbytes if_data.ifi_fbytes
#endif /* BSD_KERNEL_PRIVATE */
#ifdef BSD_KERNEL_PRIVATE
#define IF_HWASSIST_CSUM_TCPIPV6 0x0020 /* will csum TCPv6, IFNET_CSUM_TCPIPV6 */
#define IF_HWASSIST_CSUM_UDPIPV6 0x0040 /* will csum UDPv6, IFNET_CSUM_UDP */
#define IF_HWASSIST_CSUM_FRAGMENT_IPV6 0x0080 /* will do IPv6 fragmentation, IFNET_IPV6_FRAGMENT */
-#define IF_HWASSIST_CSUM_TCP_SUM16 0x1000 /* simple TCP Sum16 computation, IFNET_CSUM_SUM16 */
+#define IF_HWASSIST_CSUM_PARTIAL 0x1000 /* simple Sum16 computation, IFNET_CSUM_PARTIAL */
#define IF_HWASSIST_CSUM_MASK 0xffff
#define IF_HWASSIST_CSUM_FLAGS(hwassist) ((hwassist) & IF_HWASSIST_CSUM_MASK)
#define IF_HWASSIST_TSO_V6 0x00400000 /* will do TCP Segment offload for IPv6, IFNET_TSO_IPV6 */
#endif /* PRIVATE */
+#ifdef PRIVATE
+#define IFXNAMSIZ (IFNAMSIZ + 8) /* external name (name + unit) */
+#endif
+
#ifdef BSD_KERNEL_PRIVATE
/*
* ifnet is private to BSD portion of kernel
*/
+#include <sys/mcache.h>
#include <sys/tree.h>
#include <netinet/in.h>
+#include <net/if_dl.h>
#include <net/classq/if_classq.h>
+#include <net/if_types.h>
RB_HEAD(ll_reach_tree, if_llreach); /* define struct ll_reach_tree */
+#define if_name(ifp) ifp->if_xname
/*
* Structure defining a network interface.
*
decl_lck_rw_data(, if_lock);
void *if_softc; /* pointer to driver state */
const char *if_name; /* name, e.g. ``en'' or ``lo'' */
+ const char *if_xname; /* external name (name + unit) */
struct if_description if_desc; /* extended description */
TAILQ_ENTRY(ifnet) if_link; /* all struct ifnets are chained */
TAILQ_ENTRY(ifnet) if_detaching_link; /* list of detaching ifnets */
decl_lck_mtx_data(, if_ref_lock)
- u_int32_t if_refflags;
+ u_int32_t if_refflags; /* see IFRF flags below */
u_int32_t if_refio; /* number of io ops to the underlying driver */
#define if_list if_link
struct if_data_internal if_data __attribute__((aligned(8)));
ifnet_family_t if_family; /* value assigned by Apple */
+ ifnet_subfamily_t if_subfamily; /* value assigned by Apple */
uintptr_t if_family_cookie;
ifnet_output_func if_output;
ifnet_pre_enqueue_func if_pre_enqueue;
ifnet_detached_func if_free;
ifnet_demux_func if_demux;
ifnet_event_func if_event;
- ifnet_framer_func if_framer;
+ ifnet_framer_func if_framer_legacy;
+ ifnet_framer_extended_func if_framer;
ifnet_add_proto_func if_add_proto;
ifnet_del_proto_func if_del_proto;
ifnet_check_multi if_check_multi;
struct proto_hash_entry *if_proto_hash;
void *if_kpi_storage;
+ u_int32_t if_flowhash; /* interface flow control ID */
+
decl_lck_mtx_data(, if_start_lock);
+ u_int32_t if_start_flags; /* see IFSF flags below */
u_int32_t if_start_req;
u_int32_t if_start_active; /* output is active */
struct timespec if_start_cycle; /* restart interval */
struct if_bandwidths if_output_bw;
struct if_bandwidths if_input_bw;
+ struct if_latencies if_output_lt;
+ struct if_latencies if_input_lt;
+
decl_lck_mtx_data(, if_flt_lock)
u_int32_t if_flt_busy;
u_int32_t if_flt_waiters;
#endif /* INET6 */
int if_lqm; /* link quality metric */
+#if MEASURE_BW
struct if_measured_bw if_bw;
+#endif /* MEASURE_BW */
struct tcpstat_local *if_tcp_stat; /* TCP specific stats */
struct udpstat_local *if_udp_stat; /* UDP specific stats */
+
+ struct {
+ int32_t level; /* cached logging level */
+ u_int32_t flags; /* cached logging flags */
+ int32_t category; /* cached category */
+ int32_t subcategory; /* cached subcategory */
+ } if_log;
+
+ struct {
+ struct ifnet *ifp; /* delegated ifp */
+ u_int32_t type; /* delegated i/f type */
+ u_int32_t family; /* delegated i/f family */
+ u_int32_t subfamily; /* delegated i/f sub-family */
+ uint32_t expensive:1; /* delegated i/f expensive? */
+ } if_delegated;
+
+ u_int64_t if_data_threshold;
+ u_int32_t if_fg_sendts; /* last send on a fg socket in seconds */
+
+#if INET6
+ decl_lck_rw_data(, if_inet6data_lock);
+ void *if_inet6data;
+#endif
};
+#define IF_TCP_STATINC(_ifp, _s) do { \
+ if ((_ifp)->if_tcp_stat != NULL) \
+ atomic_add_64(&(_ifp)->if_tcp_stat->_s, 1); \
+} while (0);
+
+#define IF_UDP_STATINC(_ifp, _s) do { \
+ if ((_ifp)->if_udp_stat != NULL) \
+ atomic_add_64(&(_ifp)->if_udp_stat->_s, 1); \
+} while (0);
+
/*
- * Valid values for if_useflags
+ * Valid values for if_refflags
*/
#define IFRF_ATTACHED 0x1 /* ifnet attach is completely done */
#define IFRF_DETACHING 0x2 /* detach has been requested */
+/*
+ * Valid values for if_start_flags
+ */
+#define IFSF_FLOW_CONTROLLED 0x1 /* flow controlled */
+
/*
* Structure describing a `cloning' interface.
*/
#define IFMA_REMREF(_ifma) \
ifma_remref(_ifma)
-__private_extern__ struct ifnethead ifnet_head;
-__private_extern__ struct ifnet **ifindex2ifnet;
-__private_extern__ u_int32_t if_sndq_maxlen;
-__private_extern__ u_int32_t if_rcvq_maxlen;
-__private_extern__ int if_index;
-__private_extern__ struct ifaddr **ifnet_addrs;
-__private_extern__ lck_attr_t *ifa_mtx_attr;
-__private_extern__ lck_grp_t *ifa_mtx_grp;
-__private_extern__ lck_grp_t *ifnet_lock_group;
-__private_extern__ lck_attr_t *ifnet_lock_attr;
+/*
+ * Indicate whether or not the immediate interface, or the interface delegated
+ * by it, is a cellular interface (IFT_CELLULAR). Delegated interface type is
+ * set/cleared along with the delegated ifp; we cache the type for performance
+ * to avoid dereferencing delegated ifp each time.
+ *
+ * Note that this is meant to be used only for accounting and policy purposes;
+ * certain places need to explicitly know the immediate interface type, and
+ * this macro should not be used there.
+ *
+ * The test is done against IFT_CELLULAR instead of IFNET_FAMILY_CELLULAR to
+ * handle certain cases where the family isn't set to the latter.
+ */
+#define IFNET_IS_CELLULAR(_ifp) \
+ ((_ifp)->if_type == IFT_CELLULAR || \
+ (_ifp)->if_delegated.type == IFT_CELLULAR)
+
+/*
+ * Indicate whether or not the immediate interface, or the interface delegated
+ * by it, is a Wi-Fi interface (IFNET_SUBFAMILY_WIFI). Delegated interface
+ * subfamily is set/cleared along with the delegated ifp; we cache the subfamily
+ * for performance to avoid dereferencing delegated ifp each time.
+ *
+ * Note that this is meant to be used only for accounting and policy purposes;
+ * certain places need to explicitly know the immediate interface type, and
+ * this macro should not be used there.
+ *
+ * The test is done against IFNET_SUBFAMILY_WIFI as the family may be set to
+ * IFNET_FAMILY_ETHERNET (as well as type to IFT_ETHER) which is too generic.
+ */
+#define IFNET_IS_WIFI(_ifp) \
+ ((_ifp)->if_subfamily == IFNET_SUBFAMILY_WIFI || \
+ (_ifp)->if_delegated.subfamily == IFNET_SUBFAMILY_WIFI)
+
+/*
+ * Indicate whether or not the immediate interface, or the interface delegated
+ * by it, is a Wired interface (several families). Delegated interface
+ * family is set/cleared along with the delegated ifp; we cache the family
+ * for performance to avoid dereferencing delegated ifp each time.
+ *
+ * Note that this is meant to be used only for accounting and policy purposes;
+ * certain places need to explicitly know the immediate interface type, and
+ * this macro should not be used there.
+ */
+#define IFNET_IS_WIRED(_ifp) \
+ ((_ifp)->if_family == IFNET_FAMILY_ETHERNET || \
+ (_ifp)->if_delegated.family == IFNET_FAMILY_ETHERNET || \
+ (_ifp)->if_family == IFNET_FAMILY_FIREWIRE || \
+ (_ifp)->if_delegated.family == IFNET_FAMILY_FIREWIRE)
+
+/*
+ * Indicate whether or not the immediate interface, or the interface delegated
+ * by it, is marked as expensive. The delegated interface is set/cleared
+ * along with the delegated ifp; we cache the flag for performance to avoid
+ * dereferencing delegated ifp each time.
+ *
+ * Note that this is meant to be used only for policy purposes.
+ */
+#define IFNET_IS_EXPENSIVE(_ifp) \
+ ((_ifp)->if_eflags & IFEF_EXPENSIVE || \
+ (_ifp)->if_delegated.expensive)
+
+/*
+ * We don't support AWDL interface delegation.
+ */
+#define IFNET_IS_AWDL_RESTRICTED(_ifp) \
+ (((_ifp)->if_eflags & (IFEF_AWDL|IFEF_AWDL_RESTRICTED)) == \
+ (IFEF_AWDL|IFEF_AWDL_RESTRICTED))
+
+
+extern struct ifnethead ifnet_head;
+extern struct ifnet **ifindex2ifnet;
+extern u_int32_t if_sndq_maxlen;
+extern u_int32_t if_rcvq_maxlen;
+extern int if_index;
+extern struct ifaddr **ifnet_addrs;
+extern lck_attr_t *ifa_mtx_attr;
+extern lck_grp_t *ifa_mtx_grp;
+extern lck_grp_t *ifnet_lock_group;
+extern lck_attr_t *ifnet_lock_attr;
extern ifnet_t lo_ifp;
extern uint32_t if_bw_measure_size;
extern u_int32_t if_bw_smoothing_val;
IFNET_LCK_ASSERT_NOTOWNED /* not held */
} ifnet_lock_assert_t;
+#define IF_LLADDR(_ifp) \
+ (LLADDR(SDL(((_ifp)->if_lladdr)->ifa_addr)))
+
__private_extern__ void ifnet_lock_assert(struct ifnet *, ifnet_lock_assert_t);
__private_extern__ void ifnet_lock_shared(struct ifnet *ifp);
__private_extern__ void ifnet_lock_exclusive(struct ifnet *ifp);
__private_extern__ void ifnet_lock_done(struct ifnet *ifp);
+#if INET6
+__private_extern__ void if_inet6data_lock_shared(struct ifnet *ifp);
+__private_extern__ void if_inet6data_lock_exclusive(struct ifnet *ifp);
+__private_extern__ void if_inet6data_lock_done(struct ifnet *ifp);
+#endif
+
__private_extern__ void ifnet_head_lock_shared(void);
__private_extern__ void ifnet_head_lock_exclusive(void);
__private_extern__ void ifnet_head_done(void);
__private_extern__ struct in_ifaddr *ifa_foraddr_scoped(unsigned int,
unsigned int);
-extern void ifnet_fclist_append(struct sfb *sp, struct sfb_fc_list *fcl);
-extern struct sfb_bin_fcentry* ifnet_fce_alloc(int how);
-extern void ifnet_fce_free(struct sfb_bin_fcentry *);
-
struct ifreq;
extern errno_t ifnet_getset_opportunistic(struct ifnet *, u_long,
struct ifreq *, struct proc *);
extern int ifnet_get_throttle(struct ifnet *, u_int32_t *);
extern int ifnet_set_throttle(struct ifnet *, u_int32_t);
+extern errno_t ifnet_getset_log(struct ifnet *, u_long,
+ struct ifreq *, struct proc *);
+extern int ifnet_set_log(struct ifnet *, int32_t, uint32_t, int32_t, int32_t);
+extern int ifnet_get_log(struct ifnet *, int32_t *, uint32_t *, int32_t *,
+ int32_t *);
+extern int ifnet_notify_address(struct ifnet *, int);
#if INET6
struct in6_addr;
__private_extern__ void ifnet_update_sndq(struct ifclassq *, cqev_t);
__private_extern__ void ifnet_update_rcv(struct ifnet *, cqev_t);
+__private_extern__ void ifnet_flowadv(uint32_t);
+
__private_extern__ errno_t ifnet_set_input_bandwidths(struct ifnet *,
struct if_bandwidths *);
__private_extern__ errno_t ifnet_set_output_bandwidths(struct ifnet *,
struct if_bandwidths *, boolean_t);
__private_extern__ u_int64_t ifnet_output_linkrate(struct ifnet *);
__private_extern__ u_int64_t ifnet_input_linkrate(struct ifnet *);
+
+__private_extern__ errno_t ifnet_set_input_latencies(struct ifnet *,
+ struct if_latencies *);
+__private_extern__ errno_t ifnet_set_output_latencies(struct ifnet *,
+ struct if_latencies *, boolean_t);
+
+__private_extern__ errno_t ifnet_framer_stub(struct ifnet *, struct mbuf **,
+ const struct sockaddr *, const char *, const char *, u_int32_t *,
+ u_int32_t *);
#endif /* BSD_KERNEL_PRIVATE */
#ifdef XNU_KERNEL_PRIVATE
/* for uuid.c */
projects / apple / xnu.git / blobdiff