libpthread-218.1.3.tar.gz

[apple/libpthread.git] / private / qos_private.h

diff --git a/private/qos_private.h b/private/qos_private.h
index 77b96df803ced29381bb8f465c727fcd7c36db98..469bf79ed7244dc3ac1425252f6f855b25354e8a 100644 (file)
--- a/private/qos_private.h
+++ b/private/qos_private.h
@@ -39,18 +39,28 @@ typedef unsigned long pthread_priority_t;
 
 // masks for splitting the handling the contents of a pthread_priority_t, the mapping from
 // qos_class_t to the class bits, however, is intentionally not exposed.
-#define _PTHREAD_PRIORITY_FLAGS_MASK           (~0xffffff)
-#define _PTHREAD_PRIORITY_FLAGS_SHIFT       (24ull)
-#define _PTHREAD_PRIORITY_QOS_CLASS_MASK       0x00ffff00
-#define _PTHREAD_PRIORITY_QOS_CLASS_SHIFT      (8ull)
-#define _PTHREAD_PRIORITY_PRIORITY_MASK                0x000000ff
-#define _PTHREAD_PRIORITY_PRIORITY_SHIFT       (0)
-
-#define _PTHREAD_PRIORITY_OVERCOMMIT_FLAG      0x80000000
-#define _PTHREAD_PRIORITY_INHERIT_FLAG         0x40000000
-#define _PTHREAD_PRIORITY_ROOTQUEUE_FLAG       0x20000000
-#define _PTHREAD_PRIORITY_ENFORCE_FLAG         0x10000000
-#define _PTHREAD_PRIORITY_OVERRIDE_FLAG                0x08000000
+#define _PTHREAD_PRIORITY_FLAGS_MASK                   0xff000000
+#define _PTHREAD_PRIORITY_FLAGS_SHIFT                  (24ull)
+#define _PTHREAD_PRIORITY_ENCODING_MASK                        0x00a00000
+#define _PTHREAD_PRIORITY_ENCODING_SHIFT               (22ull)
+#define _PTHREAD_PRIORITY_ENCODING_V0                  0x00000000
+#define _PTHREAD_PRIORITY_ENCODING_V1                  0x00400000 /* unused */
+#define _PTHREAD_PRIORITY_ENCODING_V2                  0x00800000 /* unused */
+#define _PTHREAD_PRIORITY_ENCODING_V3                  0x00a00000 /* unused */
+#define _PTHREAD_PRIORITY_QOS_CLASS_MASK               0x003fff00
+#define _PTHREAD_PRIORITY_QOS_CLASS_SHIFT              (8ull)
+#define _PTHREAD_PRIORITY_PRIORITY_MASK                        0x000000ff
+#define _PTHREAD_PRIORITY_PRIORITY_SHIFT               (0)
+
+#define _PTHREAD_PRIORITY_OVERCOMMIT_FLAG              0x80000000
+#define _PTHREAD_PRIORITY_INHERIT_FLAG                 0x40000000
+#define _PTHREAD_PRIORITY_ROOTQUEUE_FLAG               0x20000000
+// Used to indicate to the pthread kext that the provided event manager thread
+// priority is actually a scheduling priority not a QoS.  We can have ROOTQUEUE_FLAG
+// perform double duty because it's never provided to the kernel.
+#define _PTHREAD_PRIORITY_SCHED_PRI_FLAG               0x20000000
+#define _PTHREAD_PRIORITY_ENFORCE_FLAG                 0x10000000
+#define _PTHREAD_PRIORITY_OVERRIDE_FLAG                        0x08000000
 
 // libdispatch defines the following, so it's not safe to use for anything we
 // expect to be passed in from userspace
@@ -60,16 +70,14 @@ typedef unsigned long pthread_priority_t;
 // manager thread.  There can only ever be one event manager thread at a time and
 // it is brought up at the highest of all event manager priorities passed to the
 // kext.
-#define _PTHREAD_PRIORITY_EVENT_MANAGER_FLAG    0x02000000
-
-// Used to indicate to the pthread kext that the provided event manager thread
-// priority is actually a scheduling priority not a QoS.  We can have ROOTQUEUE_FLAG
-// perform double duty because it's never provided to the kernel.
-#define _PTHREAD_PRIORITY_SCHED_PRI_FLAG       0x20000000
+#define _PTHREAD_PRIORITY_EVENT_MANAGER_FLAG   0x02000000
+#define _PTHREAD_PRIORITY_NEEDS_UNBIND_FLAG            0x01000000
 
 // redeffed here to avoid leaving __QOS_ENUM defined in the public header
 #define __QOS_ENUM(name, type, ...) enum { __VA_ARGS__ }; typedef type name##_t
-#define __QOS_AVAILABLE_STARTING(x, y)
+#define __QOS_AVAILABLE_10_10
+#define __QOS_AVAILABLE_10_11
+#define __QOS_AVAILABLE_10_12
 
 #if defined(__has_feature) && defined(__has_extension)
 #if __has_feature(objc_fixed_enum) || __has_extension(cxx_strong_enums)
@@ -77,24 +85,27 @@ typedef unsigned long pthread_priority_t;
 #define __QOS_ENUM(name, type, ...) typedef enum : type { __VA_ARGS__ } name##_t
 #endif
 #if __has_feature(enumerator_attributes)
-#undef __QOS_AVAILABLE_STARTING
-#define __QOS_AVAILABLE_STARTING __OSX_AVAILABLE_STARTING
+#undef __QOS_AVAILABLE_10_10
+#define __QOS_AVAILABLE_10_10 __OSX_AVAILABLE(10.10) __IOS_AVAILABLE(8.0)
+#undef __QOS_AVAILABLE_10_11
+#define __QOS_AVAILABLE_10_11 __OSX_AVAILABLE(10.11) __IOS_AVAILABLE(9.0)  __WATCHOS_AVAILABLE(2.0) __TVOS_AVAILABLE(9.0)
+#undef __QOS_AVAILABLE_10_12
+#define __QOS_AVAILABLE_10_12 __OSX_AVAILABLE(10.12) __IOS_AVAILABLE(10.0) __WATCHOS_AVAILABLE(3.0) __TVOS_AVAILABLE(10.0)
 #endif
 #endif
 
 __QOS_ENUM(_pthread_set_flags, unsigned int,
-   _PTHREAD_SET_SELF_QOS_FLAG
-                  __QOS_AVAILABLE_STARTING(__MAC_10_10, __IPHONE_8_0) = 0x1,
-   _PTHREAD_SET_SELF_VOUCHER_FLAG
-                  __QOS_AVAILABLE_STARTING(__MAC_10_10, __IPHONE_8_0) = 0x2,
-   _PTHREAD_SET_SELF_FIXEDPRIORITY_FLAG
-                  __QOS_AVAILABLE_STARTING(__MAC_10_10, __IPHONE_8_0) = 0x4,
-   _PTHREAD_SET_SELF_TIMESHARE_FLAG
-                  __QOS_AVAILABLE_STARTING(__MAC_10_11, __IPHONE_9_0) = 0x8,
+   _PTHREAD_SET_SELF_QOS_FLAG __QOS_AVAILABLE_10_10 = 0x1,
+   _PTHREAD_SET_SELF_VOUCHER_FLAG __QOS_AVAILABLE_10_10 = 0x2,
+   _PTHREAD_SET_SELF_FIXEDPRIORITY_FLAG __QOS_AVAILABLE_10_11 = 0x4,
+   _PTHREAD_SET_SELF_TIMESHARE_FLAG __QOS_AVAILABLE_10_11 = 0x8,
+   _PTHREAD_SET_SELF_WQ_KEVENT_UNBIND __QOS_AVAILABLE_10_12 = 0x10,
 );
 
 #undef __QOS_ENUM
-#undef __QOS_AVAILABLE_STARTING
+#undef __QOS_AVAILABLE_10_10
+#undef __QOS_AVAILABLE_10_11
+#undef __QOS_AVAILABLE_10_12
 
 #ifndef KERNEL