xnu-1699.22.81.tar.gz

[apple/xnu.git] / bsd / net / dlil.h

diff --git a/bsd/net/dlil.h b/bsd/net/dlil.h
index c35478082c3bf93a6f5bb2522340526b321a7e13..db1060db88a04432f5a3971ff275028e5c2d3293 100644 (file)
--- a/bsd/net/dlil.h
+++ b/bsd/net/dlil.h
@@ -1,5 +1,5 @@
 /*
 /*

- * 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_START@
  * 


@@ -25,12 +25,6 @@
  * 
  * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
  */
  * 
  * @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
 #ifndef DLIL_H
 #define DLIL_H
 #ifdef KERNEL


@@ -82,22 +76,22 @@ struct sockaddr_dl;
 
 #endif
 
 
 #endif
 

-#ifdef BSD_KERNEL_PRIVATE
-struct ifnet_stat_increment_param;

 struct iff_filter;
 
 struct iff_filter;
 

+#define        DLIL_THREADNAME_LEN     32
+

 struct dlil_threading_info {
 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 */
        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 */
        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 */
 #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 */


@@ -105,8 +99,8 @@ struct dlil_threading_info {
 };
 
 /*
 };
 
 /*

-       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_INPUT_RUNNING      0x80000000
 #define        DLIL_INPUT_WAITING      0x40000000


@@ -114,75 +108,52 @@ struct dlil_threading_info {
 #define        DLIL_PROTO_WAITING      0x10000000
 #define        DLIL_INPUT_TERMINATE    0x08000000
 
 #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.
  */
  * 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 */
 
 #endif /* KERNEL_PRIVATE */
 #endif /* KERNEL */