/*
- * Copyright (c) 1999-2012 Apple Inc. All rights reserved.
+ * Copyright (c) 1999-2013 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@
*/
#ifndef DLIL_H
-#define DLIL_H
+#define DLIL_H
#ifdef KERNEL
#include <sys/kernel_types.h>
* variants.native_type_length.
*/
/* Ethernet specific types */
-#define DLIL_DESC_ETYPE2 4
-#define DLIL_DESC_SAP 5
-#define DLIL_DESC_SNAP 6
+#define DLIL_DESC_ETYPE2 4
+#define DLIL_DESC_SAP 5
+#define DLIL_DESC_SNAP 6
#ifdef KERNEL_PRIVATE
#include <net/if.h>
#define net_timercmp(tvp, uvp, cmp) \
(((tvp)->tv_sec == (uvp)->tv_sec) ? \
- ((tvp)->tv_nsec cmp (uvp)->tv_nsec) : \
- ((tvp)->tv_sec cmp (uvp)->tv_sec))
+ ((tvp)->tv_nsec cmp (uvp)->tv_nsec) : \
+ ((tvp)->tv_sec cmp (uvp)->tv_sec))
#define net_timeradd(tvp, uvp, vvp) do { \
(vvp)->tv_sec = (tvp)->tv_sec + (uvp)->tv_sec; \
(vvp)->tv_nsec = (tvp)->tv_nsec + (uvp)->tv_nsec; \
- if ((vvp)->tv_nsec >= NSEC_PER_SEC) { \
+ if ((vvp)->tv_nsec >= (long)NSEC_PER_SEC) { \
(vvp)->tv_sec++; \
(vvp)->tv_nsec -= NSEC_PER_SEC; \
} \
#define net_timernsec(tvp, nsp) do { \
*(nsp) = (tvp)->tv_nsec; \
if ((tvp)->tv_sec > 0) \
- *(nsp) += ((tvp)->tv_sec * NSEC_PER_SEC); \
+ *(nsp) += ((tvp)->tv_sec * (integer_t)NSEC_PER_SEC); \
} while (0)
#define net_nsectimer(nsp, tvp) do { \
#define rxpoll_bmax pstats.ifi_poll_bytes_max
#define rxpoll_blowat pstats.ifi_poll_bytes_lowat
#define rxpoll_bhiwat pstats.ifi_poll_bytes_hiwat
+#define rxpoll_plim pstats.ifi_poll_packets_limit
+#define rxpoll_ival pstats.ifi_poll_interval_time
struct pktcntr sstats; /* packets and bytes per sampling */
struct timespec mode_holdtime; /* mode holdtime in nsec */
struct timespec mode_lasttime; /* last mode change time in nsec */
#define DLIL_PROTO_WAITING 0x10000000
#define DLIL_INPUT_TERMINATE 0x08000000
-__private_extern__ struct dlil_threading_info *dlil_main_input_thread;
+/*
+ * Flags for dlil_attach_filter()
+ */
+#define DLIL_IFF_TSO 0x01 /* Interface filter supports TSO */
+
+extern int dlil_verbose;
+extern uint32_t hwcksum_dbg;
+extern uint32_t hwcksum_tx;
+extern uint32_t hwcksum_rx;
+extern struct dlil_threading_info *dlil_main_input_thread;
extern void dlil_init(void);
const struct sockaddr_dl *, const struct sockaddr *);
/*
- * The following flags used to check if a network thread already
- * owns the lock
+ * The following constants are used with the net_thread_mark_apply and
+ * net_thread_is_unmarked functions to control the bits in the uu_network_marks
+ * field of the uthread structure.
*/
#define NET_THREAD_HELD_PF 0x1 /* thread is holding PF lock */
-#define NET_THREAD_HELD_DOMAIN 0x2 /* thread is holding domain_proto_mtx */
+#define NET_THREAD_HELD_DOMAIN 0x2 /* thread is holding domain_proto_mtx */
+#define NET_THREAD_CKREQ_LLADDR 0x4 /* thread reqs MACF check for LLADDR */
+
+/*
+ * net_thread_marks_t is a pointer to a phantom structure type used for
+ * manipulating the uthread:uu_network_marks field. As an example...
+ *
+ * static const u_int32_t bits = NET_THREAD_CKREQ_LLADDR;
+ * struct uthread *uth = get_bsdthread_info(current_thread());
+ *
+ * net_thread_marks_t marks = net_thread_marks_push(bits);
+ * VERIFY((uth->uu_network_marks & NET_THREAD_CKREQ_LLADDR) != 0);
+ * net_thread_marks_pop(marks);
+ *
+ * The net_thread_marks_push() function returns an encoding of the bits
+ * that were changed from zero to one in the uu_network_marks field. When
+ * the net_thread_marks_pop() function later processes that value, it
+ * resets the bits to their previous value.
+ *
+ * The net_thread_unmarks_push() and net_thread_unmarks_pop() functions
+ * are similar to net_thread_marks_push() and net_thread_marks_pop() except
+ * they clear the marks bits in the guarded section rather than set them.
+ *
+ * The net_thread_is_marked() and net_thread_is_unmarked() functions return
+ * the subset of the bits that are currently set or cleared (respectively)
+ * in the uthread:uu_network_marks field.
+ *
+ * Finally, the value of the net_thread_marks_none constant is provided for
+ * comparing for equality with the value returned when no bits in the marks
+ * field are changed by the push.
+ *
+ * It is not significant that a value of type net_thread_marks_t may
+ * compare as equal to the NULL pointer.
+ */
+struct net_thread_marks;
+typedef const struct net_thread_marks *net_thread_marks_t;
+
+extern const net_thread_marks_t net_thread_marks_none;
-extern errno_t net_thread_check_lock(u_int32_t);
-extern void net_thread_set_lock(u_int32_t);
-extern void net_thread_unset_lock(u_int32_t);
+extern net_thread_marks_t net_thread_marks_push(u_int32_t);
+extern net_thread_marks_t net_thread_unmarks_push(u_int32_t);
+extern void net_thread_marks_pop(net_thread_marks_t);
+extern void net_thread_unmarks_pop(net_thread_marks_t);
+extern u_int32_t net_thread_is_marked(u_int32_t);
+extern u_int32_t net_thread_is_unmarked(u_int32_t);
extern int dlil_output(ifnet_t, protocol_family_t, mbuf_t, void *,
const struct sockaddr *, int, struct flowadv *);
const struct sockaddr *, u_int32_t);
extern int dlil_attach_filter(ifnet_t, const struct iff_filter *,
- interface_filter_t *);
+ interface_filter_t *, u_int32_t);
extern void dlil_detach_filter(interface_filter_t);
extern void dlil_proto_unplumb_all(ifnet_t);
int, u_int8_t[48]);
extern void dlil_node_absent(struct ifnet *, struct sockaddr *);
+extern const void *dlil_ifaddr_bytes(const struct sockaddr_dl *, size_t *,
+ kauth_cred_t *);
+
+extern void dlil_report_issues(struct ifnet *, u_int8_t[DLIL_MODIDLEN],
+ u_int8_t[DLIL_MODARGLEN]);
+
+#define PROTO_HASH_SLOTS 4
+
+extern int proto_hash_value(u_int32_t);
+
+extern const char *dlil_kev_dl_code_str(u_int32_t);
+
+extern errno_t dlil_rxpoll_set_params(struct ifnet *,
+ struct ifnet_poll_params *, boolean_t);
+extern errno_t dlil_rxpoll_get_params(struct ifnet *,
+ struct ifnet_poll_params *);
+
#endif /* BSD_KERNEL_PRIVATE */
#endif /* KERNEL_PRIVATE */
#endif /* KERNEL */
projects / apple / xnu.git / blobdiff