/*
- * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
+ * Copyright (c) 1999-2010 Apple Inc. All rights reserved.
*
* @APPLE_OSREFERENCE_LICENSE_HEADER_START@
*
*
* @APPLE_OSREFERENCE_LICENSE_HEADER_END@
*/
-/*
- * Copyright (c) 1999 Apple Computer, Inc.
- *
- * Data Link Inteface Layer
- * Author: Ted Walker
- */
#ifndef DLIL_H
#define DLIL_H
#ifdef KERNEL
#endif
-#ifdef BSD_KERNEL_PRIVATE
-struct ifnet_stat_increment_param;
struct iff_filter;
+#define DLIL_THREADNAME_LEN 32
+
struct dlil_threading_info {
- mbuf_t mbuf_head; /* start of mbuf list from if */
- mbuf_t mbuf_tail;
- u_int32_t mbuf_count;
+ decl_lck_mtx_data(, input_lck);
+ lck_grp_t *lck_grp; /* lock group (for lock stats) */
+ mbuf_t mbuf_head; /* start of mbuf list from if */
+ mbuf_t mbuf_tail;
+ u_int32_t mbuf_count;
boolean_t net_affinity; /* affinity set is available */
- u_int32_t input_waiting; /* DLIL condition of thread */
+ u_int32_t input_waiting; /* DLIL condition of thread */
struct thread *input_thread; /* thread data for this input */
struct thread *workloop_thread; /* current workloop thread */
u_int32_t tag; /* current affinity tag */
- lck_mtx_t *input_lck;
- lck_grp_t *lck_grp; /* lock group (for lock stats) */
- char input_name[32];
+ char input_name[DLIL_THREADNAME_LEN];
#if IFNET_INPUT_SANITY_CHK
u_int32_t input_wake_cnt; /* number of times the thread was awaken with packets to process */
u_long input_mbuf_cnt; /* total number of mbuf packets processed by this thread */
};
/*
- The following are shared with kpi_protocol.c so that it may wakeup
- the input thread to run through packets queued for protocol input.
+ * The following are shared with kpi_protocol.c so that it may wakeup
+ * the input thread to run through packets queued for protocol input.
*/
#define DLIL_INPUT_RUNNING 0x80000000
#define DLIL_INPUT_WAITING 0x40000000
#define DLIL_PROTO_WAITING 0x10000000
#define DLIL_INPUT_TERMINATE 0x08000000
-void dlil_init(void);
+extern void dlil_init(void);
-errno_t dlil_set_bpf_tap(ifnet_t ifp, bpf_tap_mode mode,
- bpf_packet_func callback);
+extern errno_t dlil_set_bpf_tap(ifnet_t, bpf_tap_mode, bpf_packet_func);
/*
- * Send arp internal bypasses the check for
- * IPv4LL.
+ * Send arp internal bypasses the check for IPv4LL.
*/
-errno_t
-dlil_send_arp_internal(
- ifnet_t ifp,
- u_int16_t arpop,
- const struct sockaddr_dl* sender_hw,
- const struct sockaddr* sender_proto,
- const struct sockaddr_dl* target_hw,
- const struct sockaddr* target_proto);
-
-int
-dlil_output(
- ifnet_t ifp,
- protocol_family_t proto_family,
- mbuf_t packetlist,
- void *route,
- const struct sockaddr *dest,
- int raw);
-
-errno_t
-dlil_resolve_multi(
- struct ifnet *ifp,
- const struct sockaddr *proto_addr,
- struct sockaddr *ll_addr,
- size_t ll_len);
-
-errno_t
-dlil_send_arp(
- ifnet_t ifp,
- u_int16_t arpop,
- const struct sockaddr_dl* sender_hw,
- const struct sockaddr* sender_proto,
- const struct sockaddr_dl* target_hw,
- const struct sockaddr* target_proto);
-
-int dlil_attach_filter(ifnet_t ifp, const struct iff_filter *if_filter,
- interface_filter_t *filter_ref);
-void dlil_detach_filter(interface_filter_t filter);
-int dlil_detach_protocol(ifnet_t ifp, u_int32_t protocol);
-extern void dlil_proto_unplumb_all(ifnet_t);
+extern errno_t dlil_send_arp_internal(ifnet_t, u_int16_t,
+ const struct sockaddr_dl *, const struct sockaddr *,
+ const struct sockaddr_dl *, const struct sockaddr *);
-#endif /* BSD_KERNEL_PRIVATE */
+extern int dlil_output(ifnet_t, protocol_family_t, mbuf_t, void *,
+ const struct sockaddr *, int);
-void
-dlil_post_msg(struct ifnet *ifp,u_int32_t event_subclass, u_int32_t event_code,
- struct net_event_data *event_data, u_int32_t event_data_len);
+extern void dlil_input_packet_list(struct ifnet *, struct mbuf *);
-/*
- * dlil_if_acquire is obsolete. Use ifnet_allocate.
- */
+extern errno_t dlil_resolve_multi(struct ifnet *,
+ const struct sockaddr *, struct sockaddr *, size_t);
-int dlil_if_acquire(u_int32_t family, const void *uniqueid, size_t uniqueid_len,
- struct ifnet **ifp);
-
+extern errno_t dlil_send_arp(ifnet_t, u_int16_t, const struct sockaddr_dl *,
+ const struct sockaddr *, const struct sockaddr_dl *,
+ const struct sockaddr *);
-/*
+extern int dlil_attach_filter(ifnet_t, const struct iff_filter *,
+ interface_filter_t *);
+extern void dlil_detach_filter(interface_filter_t);
+
+extern void dlil_proto_unplumb_all(ifnet_t);
+
+extern void dlil_post_msg(struct ifnet *, u_int32_t, u_int32_t,
+ struct net_event_data *, u_int32_t);
+
+/*
+ * dlil_if_acquire is obsolete. Use ifnet_allocate.
+ */
+extern int dlil_if_acquire(u_int32_t, const void *, size_t, struct ifnet **);
+/*
* dlil_if_release is obsolete. The equivalent is called automatically when
* an interface is detached.
*/
+extern void dlil_if_release(struct ifnet *ifp);
+
+extern u_int32_t ifnet_aggressive_drainers;
-void dlil_if_release(struct ifnet *ifp);
+extern errno_t dlil_if_ref(struct ifnet *);
+extern errno_t dlil_if_free(struct ifnet *);
#endif /* KERNEL_PRIVATE */
#endif /* KERNEL */
projects / apple / xnu.git / blobdiff