X-Git-Url: https://git.saurik.com/cycript.git/blobdiff_plain/938d06268877e85c711ee8adb4c38673d61ee67e..a42871173b94b0ca82c1db9b97c5da82fc3867cb:/include/pthread_internals.h diff --git a/include/pthread_internals.h b/include/pthread_internals.h deleted file mode 100644 index 3b06a07..0000000 --- a/include/pthread_internals.h +++ /dev/null @@ -1,700 +0,0 @@ -/* - * Copyright (c) 2000-2003, 2007 Apple Inc. All rights reserved. - * - * @APPLE_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. 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_HEADER_END@ - */ -/* - * Copyright 1996 1995 by Open Software Foundation, Inc. 1997 1996 1995 1994 1993 1992 1991 - * All Rights Reserved - * - * Permission to use, copy, modify, and distribute this software and - * its documentation for any purpose and without fee is hereby granted, - * provided that the above copyright notice appears in all copies and - * that both the copyright notice and this permission notice appear in - * supporting documentation. - * - * OSF DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE - * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS - * FOR A PARTICULAR PURPOSE. - * - * IN NO EVENT SHALL OSF BE LIABLE FOR ANY SPECIAL, INDIRECT, OR - * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM - * LOSS OF USE, DATA OR PROFITS, WHETHER IN ACTION OF CONTRACT, - * NEGLIGENCE, OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION - * WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. - * - */ -/* - * MkLinux - */ - -/* - * POSIX Threads - IEEE 1003.1c - */ - -#ifndef _POSIX_PTHREAD_INTERNALS_H -#define _POSIX_PTHREAD_INTERNALS_H - -// suppress pthread_attr_t typedef in sys/signal.h -#define _PTHREAD_ATTR_T -struct _pthread_attr_t; /* forward reference */ -typedef struct _pthread_attr_t pthread_attr_t; - -#include -#include -#include -#include -#include -#include -#include -#include -#include - - -#ifndef __POSIX_LIB__ -#define __POSIX_LIB__ -#endif - -#include "posix_sched.h" /* For POSIX scheduling policy & parameter */ -#include /* For POSIX scheduling policy & parameter */ -#include "pthread_machdep.h" /* Machine-dependent definitions. */ -#include "pthread_spinlock.h" /* spinlock definitions. */ - -TAILQ_HEAD(__pthread_list, _pthread); - -extern int __pthread_lock_debug; -extern int __pthread_lock_old; - -extern struct __pthread_list __pthread_head; /* head of list of open files */ -extern pthread_lock_t _pthread_list_lock; -extern size_t pthreadsize; -/* - * Compiled-in limits - */ -#define _EXTERNAL_POSIX_THREAD_KEYS_MAX 512 -#define _INTERNAL_POSIX_THREAD_KEYS_MAX 256 -#define _INTERNAL_POSIX_THREAD_KEYS_END 768 - -/* - * Threads - */ -#define MAXTHREADNAMESIZE 64 -#define _PTHREAD_T -typedef struct _pthread -{ - long sig; /* Unique signature for this structure */ - struct __darwin_pthread_handler_rec *__cleanup_stack; - pthread_lock_t lock; /* Used for internal mutex on structure */ - uint32_t detached:8, - inherit:8, - policy:8, - freeStackOnExit:1, - newstyle:1, - kernalloc:1, - schedset:1, - wqthread:1, - wqkillset:1, - pad:2; - size_t guardsize; /* size in bytes to guard stack overflow */ -#if !defined(__LP64__) - int pad0; /* for backwards compatibility */ -#endif - struct sched_param param; - uint32_t cancel_error; -#if defined(__LP64__) - uint32_t cancel_pad; /* pad value for alignment */ -#endif - struct _pthread *joiner; -#if !defined(__LP64__) - int pad1; /* for backwards compatibility */ -#endif - void *exit_value; - semaphore_t death; /* pthread_join() uses this to wait for death's call */ - mach_port_t kernel_thread; /* kernel thread this thread is bound to */ - void *(*fun)(void*);/* Thread start routine */ - void *arg; /* Argment for thread start routine */ - int cancel_state; /* Whether thread can be cancelled */ - int err_no; /* thread-local errno */ - void *tsd[_EXTERNAL_POSIX_THREAD_KEYS_MAX + _INTERNAL_POSIX_THREAD_KEYS_MAX]; /* Thread specific data */ - void *stackaddr; /* Base of the stack (is aligned on vm_page_size boundary */ - size_t stacksize; /* Size of the stack (is a multiple of vm_page_size and >= PTHREAD_STACK_MIN) */ - mach_port_t reply_port; /* Cached MiG reply port */ -#if defined(__LP64__) - int pad2; /* for natural alignment */ -#endif - void *cthread_self; /* cthread_self() if somebody calls cthread_set_self() */ - /* protected by list lock */ - uint32_t childrun:1, - parentcheck:1, - childexit:1, - pad3:29; -#if defined(__LP64__) - int pad4; /* for natural alignment */ -#endif - TAILQ_ENTRY(_pthread) plist; - void * freeaddr; - size_t freesize; - mach_port_t joiner_notify; - char pthread_name[MAXTHREADNAMESIZE]; /* including nulll the name */ - int max_tsd_key; - void * cur_workq; - void * cur_workitem; - uint64_t thread_id; -} *pthread_t; - -/* - * Thread attributes - */ -struct _pthread_attr_t -{ - long sig; /* Unique signature for this structure */ - pthread_lock_t lock; - uint32_t detached:8, - inherit:8, - policy:8, - freeStackOnExit:1, - fastpath:1, - schedset:1, - reserved1:5; - size_t guardsize; /* size in bytes to guard stack overflow */ - int reserved2; /* Should we free the stack when we exit? */ - struct sched_param param; - void *stackaddr; /* Base of the stack (is aligned on vm_page_size boundary */ - size_t stacksize; /* Size of the stack (is a multiple of vm_page_size and >= PTHREAD_STACK_MIN) */ - boolean_t reserved3; -}; - -/* - * Mutex attributes - */ -#define _PTHREAD_MUTEX_POLICY_NONE 0 -#define _PTHREAD_MUTEX_POLICY_FAIRSHARE 1 -#define _PTHREAD_MUTEX_POLICY_FIRSTFIT 2 -#define _PTHREAD_MUTEX_POLICY_REALTIME 3 -#define _PTHREAD_MUTEX_POLICY_ADAPTIVE 4 -#define _PTHREAD_MUTEX_POLICY_PRIPROTECT 5 -#define _PTHREAD_MUTEX_POLICY_PRIINHERIT 6 - -#define _PTHREAD_MUTEXATTR_T -typedef struct -{ - long sig; /* Unique signature for this structure */ - int prioceiling; - uint32_t protocol:2, /* protocol attribute */ - type:2, /* mutex type */ - pshared:2, - policy:3, - rfu:23; -} pthread_mutexattr_t; - -/* - * Mutex variables - */ -struct _pthread_mutex_options { - uint32_t protocol:2, /* protocol */ - type:2, /* mutex type */ - pshared:2, /* mutex type */ - policy:3, - hold:2, - misalign:1, /* 8 byte aligned? */ - notify:1, /* CV notify field for kernel */ - mutex:1, /* used in clrprepo that it is a mutex */ - rfu:2, - lock_count:16; -}; - - -#define _PTHREAD_MTX_OPT_PSHARED 0x010 -#define _PTHREAD_MTX_OPT_HOLD 0x200 /* current owner of the mutex */ -#define _PTHREAD_MTX_OPT_NOMTX 0x400 /* no mutex refs held */ - -#define _PTHREAD_MTX_OPT_NOTIFY 0x1000 /* notify to drop mutex handling in cvwait */ -#define _PTHREAD_MTX_OPT_MUTEX 0x2000 /* this is a mutex type */ - - -#define _PTHREAD_MUTEX_T -typedef struct _pthread_mutex -{ - long sig; /* Unique signature for this structure */ - pthread_lock_t lock; /* Used for internal mutex on structure */ - union { - uint32_t value; - struct _pthread_mutex_options options; - } mtxopts; - int16_t prioceiling; - int16_t priority; /* Priority to restore when mutex unlocked */ - uint32_t waiters; /* Count of threads waiting for this mutex */ - pthread_t owner; /* Which thread has this mutex locked */ - struct _pthread_mutex *next, *prev; /* List of other mutexes he owns */ - struct _pthread_cond *busy; /* List of condition variables using this mutex */ - semaphore_t sem; /* Semaphore used for waiting */ - semaphore_t order; -} pthread_mutex_t; - - -typedef struct _npthread_mutex -{ -/* keep same as pthread_mutex_t from here to .. */ - long sig; /* Unique signature for this structure */ - pthread_lock_t lock; /* Used for static init sequencing */ - union { - uint32_t value; - struct _pthread_mutex_options options; - } mtxopts; - int16_t prioceiling; - int16_t priority; /* Priority to restore when mutex unlocked */ - uint32_t m_seq[3]; -#if defined(__LP64__) - uint64_t m_tid; /* Which thread has this mutex locked */ - uint32_t * m_lseqaddr; - uint32_t * m_useqaddr; - uint32_t reserved[2]; -#else - uint32_t * m_lseqaddr; - uint64_t m_tid; /* Which thread has this mutex locked */ - uint32_t * m_useqaddr; -#endif -} npthread_mutex_t; - - - - -/* - * Condition variable attributes - */ -#define _PTHREAD_CONDATTR_T -typedef struct -{ - long sig; /* Unique signature for this structure */ - uint32_t pshared:2, /* pshared */ - unsupported:30; -} pthread_condattr_t; - -/* - * Condition variables - */ -#define _PTHREAD_COND_T -typedef struct _pthread_cond -{ - long sig; /* Unique signature for this structure */ - pthread_lock_t lock; /* Used for internal mutex on structure */ - uint32_t waiters:15, /* Number of threads waiting */ - sigspending:15, /* Number of outstanding signals */ - pshared:2; - struct _pthread_cond *next, *prev; /* List of condition variables using mutex */ - struct _pthread_mutex *busy; /* mutex associated with variable */ - semaphore_t sem; /* Kernel semaphore */ -} pthread_cond_t; - - -typedef struct _npthread_cond -{ - long sig; /* Unique signature for this structure */ - pthread_lock_t lock; /* Used for internal mutex on structure */ - uint32_t rfu:29, /* not in use*/ - misalign: 1, /* structure is not aligned to 8 byte boundary */ - pshared:2; - struct _npthread_mutex *busy; /* mutex associated with variable */ - uint32_t c_seq[3]; -#if defined(__LP64__) - uint32_t reserved[3]; -#endif /* __LP64__ */ -} npthread_cond_t; - -/* - * Initialization control (once) variables - */ -#define _PTHREAD_ONCE_T -typedef struct -{ - long sig; /* Unique signature for this structure */ - pthread_lock_t lock; /* Used for internal mutex on structure */ -} pthread_once_t; - -#define _PTHREAD_RWLOCKATTR_T -typedef struct { - long sig; /* Unique signature for this structure */ - int pshared; - int rfu[2]; /* reserved for future use */ -} pthread_rwlockattr_t; - -#define _PTHREAD_RWLOCK_T -typedef struct { - long sig; - pthread_mutex_t lock; /* monitor lock */ - int state; - pthread_cond_t read_signal; - pthread_cond_t write_signal; - int blocked_writers; - int reserved; - pthread_t owner; - int rfu[1]; - int pshared; -} pthread_rwlock_t; - -#define PTHRW_RFU_64BIT 124 /* 31 * sizeof(uint32_t) */ -#define PTHRW_RFU_32BIT 72 /* 18 * sizeof(uint32_t) */ - -#define _PTHREAD_RWLOCK_T -typedef struct { - long sig; - pthread_lock_t lock; -#if defined(__LP64__) - int reserv; - volatile uint32_t rw_seq[4]; - pthread_t rw_owner; -#else /* __LP64__ */ - volatile uint32_t rw_seq[4]; - pthread_t rw_owner; - int reserv; -#endif /* __LP64__ */ - volatile uint32_t * rw_lcntaddr; - volatile uint32_t * rw_seqaddr; - volatile uint32_t * rw_ucntaddr; - uint32_t rw_flags; - int misalign; -#if defined(__LP64__) - char rfu[PTHRW_RFU_64BIT]; -#else /* __LP64__ */ - char rfu[PTHRW_RFU_32BIT]; -#endif /* __LP64__ */ - int pshared; -} npthread_rwlock_t; - -/* flags for rw_flags */ -#define PTHRW_KERN_PROCESS_SHARED 0x10 -#define PTHRW_KERN_PROCESS_PRIVATE 0x20 -#define PTHRW_KERN_PROCESS_FLAGS_MASK 0x30 -#define _PTHREAD_RWLOCK_UPGRADE_TRY 0x10000 - -/* New model bits on Lword */ -#define PTH_RWL_KBIT 0x01 /* users cannot acquire in user mode */ -#define PTH_RWL_EBIT 0x02 /* exclusive lock in progress */ -#define PTH_RWL_WBIT 0x04 /* write waiters pending in kernel */ -#define PTH_RWL_PBIT 0x04 /* prepost (cv) pending in kernel */ -#define PTH_RWL_YBIT 0x08 /* yielding write waiters pending in kernel */ -#define PTH_RWL_RETRYBIT 0x08 /* mutex retry wait */ -#define PTH_RWL_LBIT 0x10 /* long read in progress */ -#define PTH_RWL_MTXNONE 0x10 /* indicates the cvwait does not have mutex held */ -#define PTH_RWL_UBIT 0x20 /* upgrade request pending */ -#define PTH_RWL_MTX_WAIT 0x20 /* in cvar in mutex wait */ -#define PTH_RWL_RBIT 0x40 /* reader pending in kernel(not used) */ -#define PTH_RWL_MBIT 0x40 /* overlapping grants from kernel */ -#define PTH_RWL_TRYLKBIT 0x40 /* sets try lock attempt */ -#define PTH_RWL_IBIT 0x80 /* lock reset, held untill first succeesful unlock */ - -/* UBIT values for mutex, cvar */ -#define PTH_RWU_SBIT 0x01 -#define PTH_RWU_BBIT 0x02 - -#define PTHRW_RWL_INIT PTH_RWL_IBIT /* reset on the lock bits (U)*/ -#define PTHRW_RWLOCK_INIT (PTH_RWL_IBIT | PTH_RWL_RBIT) /* reset on the lock bits (U)*/ -#define PTH_RWLOCK_RESET_RBIT 0xffffffbf - -#define PTHRW_INC 0x100 -#define PTHRW_BIT_MASK 0x000000ff - -#define PTHRW_UN_BIT_MASK 0x000000bf /* remove overlap bit */ - - -/* New model bits on Sword */ -#define PTH_RWS_SBIT 0x01 /* kernel transition seq not set yet*/ -#define PTH_RWS_IBIT 0x02 /* Sequence is not set on return from kernel */ - -#define PTH_RWS_CV_CBIT PTH_RWS_SBIT /* kernel has cleared all info w.r.s.t CV */ -#define PTH_RWS_CV_PBIT PTH_RWS_IBIT /* kernel has prepost/fake structs only,no waiters */ -#define PTH_RWS_CV_BITSALL (PTH_RWS_CV_CBIT | PTH_RWS_CV_PBIT) -#define PTH_RWS_CV_MBIT PTH_RWL_MBIT /* to indicate prepost return from kernel */ -#define PTH_RWS_CV_RESET_PBIT 0xfffffffd - -#define PTH_RWS_WSVBIT 0x04 /* save W bit */ -#define PTH_RWS_USVBIT 0x08 /* save U bit */ -#define PTH_RWS_YSVBIT 0x10 /* save Y bit */ -#define PTHRW_RWS_INIT PTH_RWS_SBIT /* reset on the lock bits (U)*/ -#define PTHRW_RWS_SAVEMASK (PTH_RWS_WSVBIT|PTH_RWS_USVBIT|PTH_RWS_YSVBIT) /*save bits mask*/ -#define PTHRW_SW_Reset_BIT_MASK 0x000000fe /* remove S bit and get rest of the bits */ - -#define PTHRW_COUNT_SHIFT 8 -#define PTHRW_COUNT_MASK 0xffffff00 -#define PTHRW_MAX_READERS 0xffffff00 - - -#define PTHREAD_MTX_TID_SWITCHING (uint64_t)-1 - -/* new L word defns */ -#define can_rwl_readinuser(x) ((((x) & (PTH_RWL_UBIT | PTH_RWL_WBIT | PTH_RWL_KBIT)) == 0)||(((x) & PTH_RWL_LBIT) != 0)) -#define can_rwl_longreadinuser(x) (((x) & (PTH_RWL_UBIT | PTH_RWL_WBIT | PTH_RWL_KBIT | PTH_RWL_YBIT)) == 0) -#define is_rwl_ebit_set(x) (((x) & PTH_RWL_EBIT) != 0) -#define is_rwl_eubit_set(x) (((x) & (PTH_RWL_EBIT | PTH_RWL_UBIT)) != 0) -#define is_rwl_wbit_set(x) (((x) & PTH_RWL_WBIT) != 0) -#define is_rwl_lbit_set(x) (((x) & PTH_RWL_LBIT) != 0) -#define is_rwl_ebit_clear(x) (((x) & PTH_RWL_EBIT) == 0) -#define is_rwl_lbit_clear(x) (((x) & PTH_RWL_LBIT) == 0) -#define is_rwl_readoverlap(x) (((x) & PTH_RWL_MBIT) != 0) - -/* S word checks */ -#define is_rws_setseq(x) (((x) & PTH_RWS_SBIT)) -#define is_rws_setunlockinit(x) (((x) & PTH_RWS_IBIT)) - -/* is x lower than Y */ -static inline int is_seqlower(uint32_t x, uint32_t y) { - if (x < y) { - if ((y-x) < (PTHRW_MAX_READERS/2)) - return(1); - } else { - if ((x-y) > (PTHRW_MAX_READERS/2)) - return(1); - } - return(0); -} - -/* is x lower than or eq Y */ -static inline int is_seqlower_eq(uint32_t x, uint32_t y) { - if (x==y) - return(1); - else - return(is_seqlower(x,y)); -} - -/* is x greater than Y */ -static inline int is_seqhigher(uint32_t x, uint32_t y) { - if (x > y) { - if ((x-y) < (PTHRW_MAX_READERS/2)) - return(1); - } else { - if ((y-x) > (PTHRW_MAX_READERS/2)) - return(1); - } - return(0); -} - -static inline int diff_genseq(uint32_t x, uint32_t y) { - if (x == y) { - return(0); - } else if (x > y) { - return(x-y); - } else { - return((PTHRW_MAX_READERS - y) + x + PTHRW_INC); - } -} - -/* keep the size to 64bytes for both 64 and 32 */ -#define _PTHREAD_WORKQUEUE_ATTR_T -typedef struct { - uint32_t sig; - int queueprio; - int overcommit; - unsigned int resv2[13]; -} pthread_workqueue_attr_t; - -#define _PTHREAD_WORKITEM_T -typedef struct _pthread_workitem { - TAILQ_ENTRY(_pthread_workitem) item_entry; /* pthread_workitem list in prio */ - void (*func)(void *); - void * func_arg; - struct _pthread_workqueue * workq; - unsigned int flags; - unsigned int fromcache; /* padding for 64bit */ -} * pthread_workitem_t; - -#define PTH_WQITEM_INKERNEL_QUEUE 1 -#define PTH_WQITEM_RUNNING 2 -#define PTH_WQITEM_COMPLETED 4 -#define PTH_WQITEM_REMOVED 8 -#define PTH_WQITEM_BARRIER 0x10 -#define PTH_WQITEM_DESTROY 0x20 -#define PTH_WQITEM_NOTINLIST 0x40 -#define PTH_WQITEM_APPLIED 0x80 -#define PTH_WQITEM_KERN_COUNT 0x100 - -/* try to fit these within multiple of pages (8 pages for now) */ -#define WORKITEM_POOL_SIZE 680 -/* ensure some multiple of the chunk is the pool size */ -#define WORKITEM_CHUNK_SIZE 40 - -#define WORKITEM_STARTPOOL_SIZE WORKITEM_CHUNK_SIZE - -TAILQ_HEAD(__pthread_workitem_pool, _pthread_workitem); -extern struct __pthread_workitem_pool __pthread_workitem_pool_head; /* head list of workitem pool */ - -#define _PTHREAD_WORKQUEUE_HEAD_T -typedef struct _pthread_workqueue_head { - TAILQ_HEAD(, _pthread_workqueue) wqhead; - struct _pthread_workqueue * next_workq; -} * pthread_workqueue_head_t; - - -/* sized to be 128 bytes both in 32 and 64bit archs */ -#define _PTHREAD_WORKQUEUE_T -typedef struct _pthread_workqueue { - unsigned int sig; /* Unique signature for this structure */ - pthread_lock_t lock; /* Used for internal mutex on structure */ - TAILQ_ENTRY(_pthread_workqueue) wq_list; /* workqueue list in prio */ - TAILQ_HEAD(, _pthread_workitem) item_listhead; /* pthread_workitem list in prio */ - TAILQ_HEAD(, _pthread_workitem) item_kernhead; /* pthread_workitem list in prio */ - unsigned int flags; - size_t stacksize; - int istimeshare; - int importance; - int affinity; - int queueprio; - int barrier_count; - int kq_count; - void (*term_callback)(struct _pthread_workqueue *,void *); - void * term_callarg; - pthread_workqueue_head_t headp; - int overcommit; -#if !defined(__LP64__) - unsigned int rev2[12]; -#endif -} * pthread_workqueue_t; - -#define PTHREAD_WORKQ_IN_CREATION 1 -#define PTHREAD_WORKQ_IN_TERMINATE 2 -#define PTHREAD_WORKQ_BARRIER_ON 4 -#define PTHREAD_WORKQ_TERM_ON 8 -#define PTHREAD_WORKQ_DESTROYED 0x10 -#define PTHREAD_WORKQ_REQUEUED 0x20 -#define PTHREAD_WORKQ_SUSPEND 0x40 - -#define WORKQUEUE_POOL_SIZE 16 -TAILQ_HEAD(__pthread_workqueue_pool, _pthread_workqueue); -extern struct __pthread_workqueue_pool __pthread_workqueue_pool_head; /* head list of workqueue pool */ - -#include "pthread_spis.h" - -#if defined(__i386__) || defined(__ppc64__) || defined(__x86_64__) || (defined(__arm__) && (defined(_ARM_ARCH_7) || !defined(_ARM_ARCH_6) || !defined(__thumb__))) -/* - * Inside libSystem, we can use r13 or %gs directly to get access to the - * thread-specific data area. The current thread is in the first slot. - */ -inline static pthread_t __attribute__((__pure__)) -_pthread_self_direct(void) -{ - pthread_t ret; - -#if defined(__i386__) || defined(__x86_64__) - ret = (pthread_t) _pthread_getspecific_direct(0); -#elif defined(__ppc64__) - register const pthread_t __pthread_self asm ("r13"); - ret = __pthread_self; -#elif defined(__arm__) && defined(_ARM_ARCH_6) - ret = (pthread_t) _pthread_getspecific_direct(0); -#elif defined(__arm__) && !defined(_ARM_ARCH_6) - ret = (pthread_t) _pthread_getspecific_direct(0); -#endif - return ret; -} -#define pthread_self() _pthread_self_direct() -#endif - -#define _PTHREAD_DEFAULT_INHERITSCHED PTHREAD_INHERIT_SCHED -#define _PTHREAD_DEFAULT_PROTOCOL PTHREAD_PRIO_NONE -#define _PTHREAD_DEFAULT_PRIOCEILING 0 -#define _PTHREAD_DEFAULT_POLICY SCHED_OTHER -#define _PTHREAD_DEFAULT_STACKSIZE 0x80000 /* 512K */ -#define _PTHREAD_DEFAULT_PSHARED PTHREAD_PROCESS_PRIVATE - -#define _PTHREAD_NO_SIG 0x00000000 -#define _PTHREAD_MUTEX_ATTR_SIG 0x4D545841 /* 'MTXA' */ -#define _PTHREAD_MUTEX_SIG 0x4D555458 /* 'MUTX' */ -#define _PTHREAD_MUTEX_SIG_init 0x32AAABA7 /* [almost] ~'MUTX' */ -#define _PTHREAD_ERRORCHECK_MUTEX_SIG_init 0x32AAABA1 -#define _PTHREAD_RECURSIVE_MUTEX_SIG_init 0x32AAABA2 -#define _PTHREAD_FIRSTFIT_MUTEX_SIG_init 0x32AAABA3 -#define _PTHREAD_MUTEX_SIG_init_MASK 0xfffffff0 -#define _PTHREAD_MUTEX_SIG_CMP 0x32AAABA0 -#define _PTHREAD_COND_ATTR_SIG 0x434E4441 /* 'CNDA' */ -#define _PTHREAD_COND_SIG 0x434F4E44 /* 'COND' */ -#define _PTHREAD_COND_SIG_init 0x3CB0B1BB /* [almost] ~'COND' */ -#define _PTHREAD_ATTR_SIG 0x54484441 /* 'THDA' */ -#define _PTHREAD_ONCE_SIG 0x4F4E4345 /* 'ONCE' */ -#define _PTHREAD_ONCE_SIG_init 0x30B1BCBA /* [almost] ~'ONCE' */ -#define _PTHREAD_SIG 0x54485244 /* 'THRD' */ -#define _PTHREAD_RWLOCK_ATTR_SIG 0x52574C41 /* 'RWLA' */ -#define _PTHREAD_RWLOCK_SIG 0x52574C4B /* 'RWLK' */ -#define _PTHREAD_RWLOCK_SIG_init 0x2DA8B3B4 /* [almost] ~'RWLK' */ - - -#define _PTHREAD_KERN_COND_SIG 0x12345678 /* */ -#define _PTHREAD_KERN_MUTEX_SIG 0x34567812 /* */ -#define _PTHREAD_KERN_RWLOCK_SIG 0x56781234 /* */ - -#define _PTHREAD_CREATE_PARENT 4 -#define _PTHREAD_EXITED 8 -// 4597450: begin -#define _PTHREAD_WASCANCEL 0x10 -// 4597450: end - -#if defined(DEBUG) -#define _PTHREAD_MUTEX_OWNER_SELF pthread_self() -#else -#define _PTHREAD_MUTEX_OWNER_SELF (pthread_t)0x12141968 -#endif -#define _PTHREAD_MUTEX_OWNER_SWITCHING (pthread_t)(~0) - -#define _PTHREAD_CANCEL_STATE_MASK 0x01 -#define _PTHREAD_CANCEL_TYPE_MASK 0x02 -#define _PTHREAD_CANCEL_PENDING 0x10 /* pthread_cancel() has been called for this thread */ - -extern boolean_t swtch_pri(int); - -#ifndef PTHREAD_MACH_CALL -#define PTHREAD_MACH_CALL(expr, ret) (ret) = (expr) -#endif - -/* Prototypes. */ - -/* Functions defined in machine-dependent files. */ -extern vm_address_t _sp(void); -extern vm_address_t _adjust_sp(vm_address_t sp); -extern void _pthread_setup(pthread_t th, void (*f)(pthread_t), void *sp, int suspended, int needresume); - -extern void _pthread_tsd_cleanup(pthread_t self); - -__private_extern__ void __mtx_holdlock(npthread_mutex_t *mutex, uint32_t diff, uint32_t * flagp, uint32_t ** pmtxp, uint32_t * mgenp, uint32_t * ugenp, uint64_t *tidp); -__private_extern__ int __mtx_droplock(npthread_mutex_t *mutex, uint32_t diff, uint32_t * flagp, uint32_t ** pmtxp, uint32_t * mgenp, uint32_t * ugenp); -__private_extern__ int __mtx_updatebits(npthread_mutex_t *mutex, uint32_t updateval, int firstfiti, int fromcond, uint64_t selfid); - -/* syscall interfaces */ -extern uint32_t __psynch_mutexwait(pthread_mutex_t * mutex, uint32_t mgen, uint32_t ugen, uint64_t tid, uint32_t flags); -extern uint32_t __psynch_mutexdrop(pthread_mutex_t * mutex, uint32_t mgen, uint32_t ugen, uint64_t tid, uint32_t flags); - -extern uint32_t __psynch_cvbroad(pthread_cond_t * cv, uint64_t cvlsgen, uint64_t cvudgen, uint32_t flags, pthread_mutex_t * mutex, uint64_t mugen, uint64_t tid); -extern uint32_t __psynch_cvsignal(pthread_cond_t * cv, uint64_t cvlsgen, uint32_t cvugen, int thread_port, pthread_mutex_t * mutex, uint64_t mugen, uint64_t tid, uint32_t flags); -extern uint32_t __psynch_cvwait(pthread_cond_t * cv, uint64_t cvlsgen, uint32_t cvugen, pthread_mutex_t * mutex, uint64_t mugen, uint32_t flags, int64_t sec, uint32_t nsec); -extern uint32_t __psynch_cvclrprepost(void * cv, uint32_t cvgen, uint32_t cvugen, uint32_t cvsgen, uint32_t prepocnt, uint32_t preposeq, uint32_t flags); -extern uint32_t __psynch_rw_longrdlock(pthread_rwlock_t * rwlock, uint32_t lgenval, uint32_t ugenval, uint32_t rw_wc, int flags); -extern uint32_t __psynch_rw_yieldwrlock(pthread_rwlock_t * rwlock, uint32_t lgenval, uint32_t ugenval, uint32_t rw_wc, int flags); -extern int __psynch_rw_downgrade(pthread_rwlock_t * rwlock, uint32_t lgenval, uint32_t ugenval, uint32_t rw_wc, int flags); -extern uint32_t __psynch_rw_upgrade(pthread_rwlock_t * rwlock, uint32_t lgenval, uint32_t ugenval, uint32_t rw_wc, int flags); -extern uint32_t __psynch_rw_rdlock(pthread_rwlock_t * rwlock, uint32_t lgenval, uint32_t ugenval, uint32_t rw_wc, int flags); -extern uint32_t __psynch_rw_wrlock(pthread_rwlock_t * rwlock, uint32_t lgenval, uint32_t ugenval, uint32_t rw_wc, int flags); -extern uint32_t __psynch_rw_unlock(pthread_rwlock_t * rwlock, uint32_t lgenval, uint32_t ugenval, uint32_t rw_wc, int flags); -extern uint32_t __psynch_rw_unlock2(pthread_rwlock_t * rwlock, uint32_t lgenval, uint32_t ugenval, uint32_t rw_wc, int flags); - -__private_extern__ semaphore_t new_sem_from_pool(void); -__private_extern__ void restore_sem_to_pool(semaphore_t); -__private_extern__ void _pthread_atfork_queue_init(void); -int _pthread_lookup_thread(pthread_t thread, mach_port_t * port, int only_joinable); -int _pthread_join_cleanup(pthread_t thread, void ** value_ptr, int conforming); -__private_extern__ int proc_setthreadname(void * buffer, int buffersize); - -#endif /* _POSIX_PTHREAD_INTERNALS_H */