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--- Libc/Libc-320/pthreads/pthread_internals.h
+++ /dev/null
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-/*
- * Copyright (c) 2000-2003 Apple Computer, Inc. All rights reserved.
- *
- * @APPLE_LICENSE_HEADER_START@
- *
- * Copyright (c) 1999-2003 Apple Computer, Inc. All Rights Reserved.
- *
- * 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
-
-
-#include <assert.h>
-#include <stddef.h>
-#include <stdint.h>
-#include <stdlib.h>
-#include <mach/mach.h>
-#include <mach/mach_error.h>
-
-
-#ifndef __POSIX_LIB__
-#define __POSIX_LIB__
-#endif
-
-#include "posix_sched.h" /* For POSIX scheduling policy & parameter */
-#include <sys/queue.h> /* For POSIX scheduling policy & parameter */
-#include "pthread_machdep.h" /* Machine-dependent definitions. */
-#include "pthread_spinlock.h" /* spinlock definitions. */
-
-LIST_HEAD(__pthread_list, _pthread);
-extern struct __pthread_list __pthread_head; /* head of list of open files */
-extern pthread_lock_t _pthread_list_lock;
-/*
- * Compiled-in limits
- */
-#undef _POSIX_THREAD_KEYS_MAX
-#define _POSIX_THREAD_KEYS_MAX 128
-
-/*
- * Threads
- */
-typedef struct _pthread
-{
- long sig; /* Unique signature for this structure */
- struct _pthread_handler_rec *cleanup_stack;
- pthread_lock_t lock; /* Used for internal mutex on structure */
- u_int32_t detached:8,
- inherit:8,
- policy:8,
- pad:8;
- size_t guardsize; /* size in bytes to guard stack overflow */
- int pad0;
- struct sched_param param;
- struct _pthread_mutex *mutexes;
- struct _pthread *joiner;
- int pad1;
- 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[_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 */
- void *cthread_self; /* cthread_self() if somebody calls cthread_set_self() */
- boolean_t freeStackOnExit; /* Should we free the stack when we're done? */
- LIST_ENTRY(_pthread) plist;
-} *pthread_t;
-
-/*
- * This will cause a compile-time failure if someone moved the tsd field
- * and we need to change _PTHREAD_TSD_OFFSET in pthread_machdep.h
- */
-typedef char _need_to_change_PTHREAD_TSD_OFFSET[(_PTHREAD_TSD_OFFSET == offsetof(struct _pthread, tsd[0])) ? 0 : -1] ;
-
-/*
- * Thread attributes
- */
-typedef struct
-{
- long sig; /* Unique signature for this structure */
- pthread_lock_t lock; /* Used for internal mutex on structure */
- u_int32_t detached:8,
- inherit:8,
- policy:8,
- reserved1:8;
- size_t guardsize; /* size in bytes to guard stack overflow */
- int reserved2;
- 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 freeStackOnExit;/* Should we free the stack when we exit? */
-} pthread_attr_t;
-
-/*
- * Mutex attributes
- */
-typedef struct
-{
- long sig; /* Unique signature for this structure */
- int prioceiling;
- u_int32_t protocol:2, /* protocol attribute */
- type:2, /* mutex type */
- rfu:28;
-} pthread_mutexattr_t;
-
-/*
- * Mutex variables
- */
-typedef struct _pthread_mutex
-{
- long sig; /* Unique signature for this structure */
- pthread_lock_t lock; /* Used for internal mutex on structure */
- u_int32_t waiters; /* Count of threads waiting for this mutex */
- pthread_t owner; /* Which thread has this mutex locked */
- semaphore_t sem; /* Semaphore used for waiting */
- u_int32_t protocol:2, /* protocol */
- type:2, /* mutex type */
- rfu:12,
- lock_count:16;
- struct _pthread_mutex *next, *prev; /* List of other mutexes he owns */
- struct _pthread_cond *busy; /* List of condition variables using this mutex */
- int16_t prioceiling;
- int16_t priority; /* Priority to restore when mutex unlocked */
- semaphore_t order;
-} pthread_mutex_t;
-
-/*
- * Condition variable attributes
- */
-typedef struct
-{
- long sig; /* Unique signature for this structure */
- int unsupported;
-} pthread_condattr_t;
-
-/*
- * Condition variables
- */
-typedef struct _pthread_cond
-{
- long sig; /* Unique signature for this structure */
- pthread_lock_t lock; /* Used for internal mutex on structure */
- semaphore_t sem; /* Kernel semaphore */
- struct _pthread_cond *next, *prev; /* List of condition variables using mutex */
- struct _pthread_mutex *busy; /* mutex associated with variable */
- u_int32_t waiters:16, /* Number of threads waiting */
- sigspending:16; /* Number of outstanding signals */
-} pthread_cond_t;
-
-/*
- * Initialization control (once) variables
- */
-typedef struct
-{
- long sig; /* Unique signature for this structure */
- pthread_lock_t lock; /* Used for internal mutex on structure */
-} pthread_once_t;
-
-typedef struct {
- long sig; /* Unique signature for this structure */
- int pshared;
- int rfu[2]; /* reserved for future use */
-} pthread_rwlockattr_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 pshared;
- int rfu[3];
-} pthread_rwlock_t;
-
-#include "pthread.h"
-
-#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_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_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_CREATE_PARENT 4
-#define _PTHREAD_EXITED 8
-
-#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 0xFE
-#define _PTHREAD_CANCEL_TYPE_MASK 0xFD
-#define _PTHREAD_CANCEL_PENDING 0x10 /* pthread_cancel() has been called for this thread */
-
-extern boolean_t swtch_pri(int);
-
-#ifndef ESUCCESS
-#define ESUCCESS 0
-#endif
-
-#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__ semaphore_t new_sem_from_pool(void);
-__private_extern__ void restore_sem_to_pool(semaphore_t);
-#endif /* _POSIX_PTHREAD_INTERNALS_H */