X-Git-Url: https://git.saurik.com/apple/xnu.git/blobdiff_plain/8ad349bb6ed4a0be06e34c92be0d98b92e078db4..22ba694c5857e62b5a553b1505dcf2e509177f28:/bsd/sys/eventvar.h

diff --git a/bsd/sys/eventvar.h b/bsd/sys/eventvar.h
index 3f4f1aaf4..b94187572 100644
--- a/bsd/sys/eventvar.h
+++ b/bsd/sys/eventvar.h
@@ -1,31 +1,29 @@
 /*
- * Copyright (c) 2006 Apple Computer, Inc. All Rights Reserved.
+ * Copyright (c) 2003 Apple Computer, Inc. All rights reserved.
+ *
+ * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
  * 
- * @APPLE_LICENSE_OSREFERENCE_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.
  * 
- * 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 
+ * 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_LICENSE_OSREFERENCE_HEADER_END@
+ * 
+ * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
  */
 /*-
  * Copyright (c) 1999,2000 Jonathan Lemon <jlemon@FreeBSD.org>
@@ -66,27 +64,31 @@
 #define KQEXTENT	256		/* linear growth by this amount */
 
 struct kqueue {
-	decl_lck_spin_data( ,kq_lock)		/* kqueue lock */
+	wait_queue_set_t kq_wqs;	/* private wait queue set */
+	decl_lck_spin_data( ,kq_lock)	/* kqueue lock */
 	int		kq_state;
-	int		kq_count;		/* number of queued events */
-	struct kqtailq	kq_head;		/* list of queued events */
-	struct kqtailq	kq_inprocess;		/* list of in-process events */
+	int		kq_count;	/* number of queued events */
+	uint32_t        kq_nprocess;	/* atomic counter for kqueue_process */
+	struct kqtailq	kq_head;	/* list of queued events */
 	struct selinfo	kq_sel;		/* parent select/kqueue info */
-	struct filedesc	*kq_fdp;
+	struct proc	*kq_p;		/* process containing kqueue */
+	int		kq_level;	/* nesting level */
 
 #define KQ_SEL		0x01
 #define KQ_SLEEP	0x02
 #define KQ_PROCWAIT	0x04
+#define KQ_KEV32	0x08
+#define KQ_KEV64	0x10
 };
 
 extern struct kqueue *kqueue_alloc(struct proc *);
-extern void kqueue_dealloc(struct kqueue *, struct proc *);
+extern void kqueue_dealloc(struct kqueue *);
 
-typedef int (*kevent_callback_t)(struct kqueue *, struct kevent *, void *);
-typedef void (*kevent_continue_t)(struct kqueue *, void *, int);
+typedef int (*kevent_callback_t)(struct kqueue *, struct kevent64_s *, void *);
+typedef void (*kqueue_continue_t)(struct kqueue *, void *, int);
 
-extern int kevent_register(struct kqueue *, struct kevent *, struct proc *);
-extern int kevent_scan(struct kqueue *, kevent_callback_t, kevent_continue_t,
+extern int kevent_register(struct kqueue *, struct kevent64_s *, struct proc *);
+extern int kqueue_scan(struct kqueue *, kevent_callback_t, kqueue_continue_t,
 		       void *, struct timeval *, struct proc *);
 
 #endif /* !_SYS_EVENTVAR_H_ */