Libc-594.9.4.tar.gz

[apple/libc.git] / pthreads / pthread_workqueue.h

diff --git a/pthreads/pthread_workqueue.h b/pthreads/pthread_workqueue.h
index c3678222f93d8b791f9628ba51a61dbd1c2f823b..c3b5f9730a528f9d871c900976caea8a5617338a 100644 (file)
--- a/pthreads/pthread_workqueue.h
+++ b/pthreads/pthread_workqueue.h
@@ -32,42 +32,45 @@
 #define __PTHREAD_WORKQ_SIZE__ 128
 #define __PTHREAD_WORKQ_ATTR_SIZE__ 60
 
-#define PTHEAD_WRKQUEUE_SIG 0xBEBEBEBE
-#define PTHEAD_WRKQUEUE_ATTR_SIG 0xBEBEBEBE
+#define PTHREAD_WORKQUEUE_SIG 0xBEBEBEBE
+#define PTHREAD_WORKQUEUE_ATTR_SIG 0xBEBEBEBE
 
 #ifndef __POSIX_LIB__
 typedef struct { unsigned int  sig; char opaque[__PTHREAD_WORKQ_SIZE__];} *pthread_workqueue_t;
 typedef struct { unsigned int  sig; char opaque[__PTHREAD_WORKQ_ATTR_SIZE__]; } pthread_workqueue_attr_t;
 #endif
 typedef void * pthread_workitem_handle_t;
+/* Kernel expected target concurrency of the workqueue clients for the three priority queues */
+
+#define WORKQ_HIGH_PRIOQUEUE   0
+#define WORKQ_DEFAULT_PRIOQUEUE        1
+#define WORKQ_LOW_PRIOQUEUE    2
+
+#define WORKQ_NUM_PRIOQUEUE    3
+
+extern __int32_t workq_targetconc[WORKQ_NUM_PRIOQUEUE];
 
 __BEGIN_DECLS
 int pthread_workqueue_init_np(void);
 int pthread_workqueue_attr_init_np(pthread_workqueue_attr_t * attr);
 int pthread_workqueue_attr_destroy_np(pthread_workqueue_attr_t * attr);
 int pthread_workqueue_attr_getqueuepriority_np(const pthread_workqueue_attr_t * attr, int * qprio);
+/* WORKQ_HIGH/DEFAULT/LOW_PRIOQUEUE are the only valid values */
 int pthread_workqueue_attr_setqueuepriority_np(pthread_workqueue_attr_t * attr, int qprio);
+int pthread_workqueue_attr_getovercommit_np(const pthread_workqueue_attr_t * attr, int * ocommp);
+int pthread_workqueue_attr_setovercommit_np(pthread_workqueue_attr_t * attr, int ocomm);
 
-#ifdef NOTYET
-/* Following attributes not supported yet */
-int pthread_workqueue_attr_getstacksize_np(const pthread_workqueue_attr_t * attr, size_t * stacksizep);
-int pthread_workqueue_attr_setstacksize_np(pthread_workqueue_attr_t * attr, size_t stacksize);
-int pthread_workqueue_attr_getthreadtimeshare_np(const pthread_workqueue_attr_t * attr, int * istimesahrep);
-int pthread_workqueue_attr_settthreadtimeshare_np(pthread_workqueue_attr_t * attr, int istimeshare);
-int pthread_workqueue_attr_getthreadimportance_np(const pthread_workqueue_attr_t * attr, int * importancep);
-int pthread_workqueue_attr_settthreadimportance_np(pthread_workqueue_attr_t * attr, int importance);
-int pthread_workqueue_attr_getthreadaffinity_np(const pthread_workqueue_attr_t * attr, int * affinityp);
-int pthread_workqueue_attr_settthreadaffinity_np(pthread_workqueue_attr_t * attr, int affinity);
-#endif
 
 int pthread_workqueue_create_np(pthread_workqueue_t * workqp, const pthread_workqueue_attr_t * attr);
-int pthread_workqueue_destroy_np(pthread_workqueue_t workq, void (* callback_func)(pthread_workqueue_t, void *), void * callback_arg);
-int pthread_workqueue_additem_np(pthread_workqueue_t workq, void ( *workitem_func)(void *), void * workitem_arg, pthread_workitem_handle_t * itemhandlep);
-int pthread_workqueue_removeitem_np(pthread_workqueue_t workq, pthread_workitem_handle_t itemhandle);
-int pthread_workqueue_addbarrier_np(pthread_workqueue_t workq, void (* callback_func)(pthread_workqueue_t, void *), void * callback_arg, int waitforcallback, pthread_workitem_handle_t *itemhandlep);
-int pthread_workqueue_suspend_np(pthread_workqueue_t workq);
-int pthread_workqueue_resume_np(pthread_workqueue_t workq);
-
+int pthread_workqueue_additem_np(pthread_workqueue_t workq, void ( *workitem_func)(void *), void * workitem_arg, pthread_workitem_handle_t * itemhandlep, unsigned int *gencountp);
+/* If the queue value is WORKQ_NUM_PRIOQUEUE, the request for concurrency is for all queues */
+int pthread_workqueue_requestconcurrency_np(int queue, int concurrency);
+int pthread_workqueue_getovercommit_np(pthread_workqueue_t workq,  unsigned int *ocommp);
+/* 
+ * If the arg is non zero, it enables kill on current thread.
+ * If the arg of zero, it disables kill on current thread.
+ */
+int __pthread_workqueue_setkill(int);
 __END_DECLS
 
 #endif /* _POSIX_PTHREAD_WORKQUEUE_H */