xnu-6153.121.1.tar.gz

[apple/xnu.git] / osfmk / mach / mach_time.h

diff --git a/osfmk/mach/mach_time.h b/osfmk/mach/mach_time.h
index de93d518d3b33ca809e6d2c8df14ce14f8fe9aef..f2601ade4141ea9b0fb28d9c733062d9b49a7b15 100644 (file)
--- a/osfmk/mach/mach_time.h
+++ b/osfmk/mach/mach_time.h
@@ -2,7 +2,7 @@
  * Copyright (c) 2001-2005 Apple Computer, 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
@@ -11,10 +11,10 @@
  * 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,
@@ -22,37 +22,67 @@
  * 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        _MACH_MACH_TIME_H_
-#define        _MACH_MACH_TIME_H_
+#ifndef _MACH_MACH_TIME_H_
+#define _MACH_MACH_TIME_H_
 
 #include <mach/mach_types.h>
-
 #include <sys/cdefs.h>
+#include <Availability.h>
 
 struct mach_timebase_info {
-       uint32_t        numer;
-       uint32_t        denom;
+       uint32_t        numer;
+       uint32_t        denom;
 };
 
-typedef struct mach_timebase_info      *mach_timebase_info_t;
-typedef struct mach_timebase_info      mach_timebase_info_data_t;
+typedef struct mach_timebase_info       *mach_timebase_info_t;
+typedef struct mach_timebase_info       mach_timebase_info_data_t;
 
 __BEGIN_DECLS
-#ifndef        KERNEL
+#ifndef KERNEL
+
+kern_return_t           mach_timebase_info(
+       mach_timebase_info_t    info);
+
+kern_return_t           mach_wait_until(
+       uint64_t                deadline);
+
+#endif  /* KERNEL */
+
+uint64_t                        mach_absolute_time(void);
+
+__OSX_AVAILABLE_STARTING(__MAC_10_10, __IPHONE_8_0)
+uint64_t                        mach_approximate_time(void);
+
+/*
+ * like mach_absolute_time, but advances during sleep
+ */
+__OSX_AVAILABLE(10.12) __IOS_AVAILABLE(10.0) __TVOS_AVAILABLE(10.0) __WATCHOS_AVAILABLE(3.0)
+uint64_t                        mach_continuous_time(void);
+
+/*
+ * like mach_approximate_time, but advances during sleep
+ */
+__OSX_AVAILABLE(10.12) __IOS_AVAILABLE(10.0) __TVOS_AVAILABLE(10.0) __WATCHOS_AVAILABLE(3.0)
+uint64_t                        mach_continuous_approximate_time(void);
+
+#if !defined(KERNEL) && defined(PRIVATE)
+// Forward definition because this is a BSD value
+struct timespec;
 
-kern_return_t          mach_timebase_info(
-                                               mach_timebase_info_t    info);
+__OSX_AVAILABLE(10.12) __IOS_AVAILABLE(10.0) __TVOS_AVAILABLE(10.0) __WATCHOS_AVAILABLE(3.0)
+kern_return_t           mach_get_times(uint64_t* absolute_time,
+    uint64_t* continuous_time,
+    struct timespec *tp);
 
-kern_return_t          mach_wait_until(
-                                               uint64_t                deadline);
+__OSX_AVAILABLE(10.12) __IOS_AVAILABLE(10.0) __TVOS_AVAILABLE(10.0) __WATCHOS_AVAILABLE(3.0)
+uint64_t                mach_boottime_usec(void);
 
-#endif /* KERNEL */
+#endif /* KERNEL */
 
-uint64_t                       mach_absolute_time(void);
 __END_DECLS
 
 #endif /* _MACH_MACH_TIME_H_ */