X-Git-Url: https://git.saurik.com/apple/xnu.git/blobdiff_plain/8ad349bb6ed4a0be06e34c92be0d98b92e078db4..316670eb35587141e969394ae8537d66b9211e80:/osfmk/kern/mk_timer.c

diff --git a/osfmk/kern/mk_timer.c b/osfmk/kern/mk_timer.c
index af9e1c2c0..f0dd81cc9 100644
--- a/osfmk/kern/mk_timer.c
+++ b/osfmk/kern/mk_timer.c
@@ -1,31 +1,29 @@
 /*
  * Copyright (c) 2000-2004 Apple Computer, Inc. All rights reserved.
  *
- * @APPLE_LICENSE_OSREFERENCE_HEADER_START@
+ * @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 
- * 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 
+ * 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
  * limitations under the License.
- *
- * @APPLE_LICENSE_OSREFERENCE_HEADER_END@
+ * 
+ * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
  */
 /*
  * Copyright (c) 2000 Apple Computer, Inc.  All rights reserved.
@@ -83,7 +81,7 @@ mk_timer_create_trap(
 	}
 
 	simple_lock_init(&timer->lock, 0);
-	call_entry_setup(&timer->call_entry, mk_timer_expire, timer);
+	thread_call_setup(&timer->call_entry, mk_timer_expire, timer);
 	timer->is_armed = timer->is_dead = FALSE;
 	timer->active = 0;
 
@@ -139,6 +137,8 @@ mk_timer_init(void)
 	assert(!(mk_timer_zone != NULL));
 
 	mk_timer_zone = zinit(s, (4096 * s), (16 * s), "mk_timer");
+
+	zone_change(mk_timer_zone, Z_NOENCRYPT, TRUE);
 }
 
 static void
@@ -174,7 +174,7 @@ mk_timer_expire(
 
 		msg.unused[0] = msg.unused[1] = msg.unused[2] = 0;
 
-		(void) mach_msg_send_from_kernel(&msg.header, sizeof (msg));
+		(void) mach_msg_send_from_kernel_proper(&msg.header, sizeof (msg));
 
 		simple_lock(&timer->lock);
 	}
@@ -190,6 +190,18 @@ mk_timer_expire(
 	simple_unlock(&timer->lock);
 }
 
+/*
+ * mk_timer_destroy_trap: Destroy the Mach port associated with a timer
+ *
+ * Parameters:  args                     User argument descriptor (see below)
+ *
+ * Indirect:     args->name               Mach port name
+ *
+ *
+ * Returns:        0                      Success
+ *                !0                      Not success           
+ *
+ */
 kern_return_t
 mk_timer_destroy_trap(
 	struct mk_timer_destroy_trap_args *args)
@@ -215,6 +227,19 @@ mk_timer_destroy_trap(
 	return (result);
 }
 
+/*
+ * mk_timer_arm_trap: Start (arm) a timer
+ *
+ * Parameters:  args                     User argument descriptor (see below)
+ *
+ * Indirect:     args->name               Mach port name
+ *               args->expire_time        Time when timer expires
+ *
+ *
+ * Returns:        0                      Success
+ *                !0                      Not success           
+ *
+ */
 kern_return_t
 mk_timer_arm_trap(
 	struct mk_timer_arm_trap_args *args)
@@ -254,6 +279,19 @@ mk_timer_arm_trap(
 	return (result);
 }
 
+/*
+ * mk_timer_cancel_trap: Cancel a timer
+ *
+ * Parameters:  args                     User argument descriptor (see below)
+ *
+ * Indirect:     args->name               Mach port name
+ *               args->result_time        The armed time of the cancelled timer (return value)
+ *
+ *
+ * Returns:        0                      Success
+ *                !0                      Not success           
+ *
+ */
 kern_return_t
 mk_timer_cancel_trap(
 	struct mk_timer_cancel_trap_args *args)
@@ -278,7 +316,7 @@ mk_timer_cancel_trap(
 		ip_unlock(port);
 
 		if (timer->is_armed) {
-			armed_time = timer->call_entry.deadline;
+			armed_time = timer->call_entry.tc_call.deadline;
 			if (thread_call_cancel(&timer->call_entry))
 				timer->active--;
 			timer->is_armed = FALSE;