X-Git-Url: https://git.saurik.com/apple/xnu.git/blobdiff_plain/8ad349bb6ed4a0be06e34c92be0d98b92e078db4..3e170ce000f1506b7b5d2c5c7faec85ceabb573d:/osfmk/kern/lock.h diff --git a/osfmk/kern/lock.h b/osfmk/kern/lock.h index 75bc80b27..27aa5d017 100644 --- a/osfmk/kern/lock.h +++ b/osfmk/kern/lock.h @@ -1,31 +1,29 @@ /* - * Copyright (c) 2000-2005 Apple Computer, Inc. All rights reserved. + * Copyright (c) 2000-2013 Apple Inc. All rights reserved. * - * @APPLE_LICENSE_OSREFERENCE_HEADER_START@ + * @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 - * compliance with the License. The rights granted to you under the - * License may not be used to create, or enable the creation or - * redistribution of, 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, - * 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 + * 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. The rights granted to you under the License + * may not be used to create, or enable the creation or redistribution of, + * 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, + * 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_OSREFERENCE_HEADER_END@ + * + * @APPLE_OSREFERENCE_LICENSE_HEADER_END@ */ /* * @OSF_COPYRIGHT@ @@ -68,127 +66,9 @@ #ifndef _KERN_LOCK_H_ #define _KERN_LOCK_H_ -#include -#include -#include - -__BEGIN_DECLS - -#ifndef MACH_KERNEL_PRIVATE - -typedef struct __mutex__ mutex_t; - -#else /* MACH_KERNEL_PRIVATE */ - -#define decl_mutex_data(class,name) class mutex_t name; -#define mutex_addr(m) (&(m)) - -extern void mutex_init( - mutex_t *mutex, - unsigned short tag); - -#endif /* MACH_KERNEL_PRIVATE */ - -extern mutex_t *mutex_alloc( - unsigned short tag); - -extern void mutex_free( - mutex_t *mutex); - -extern void mutex_lock( - mutex_t *mutex); - -extern void mutex_unlock( - mutex_t *mutex); - -extern boolean_t mutex_try( - mutex_t *mutex); - -extern void mutex_pause(void); - -#define MA_OWNED 0x01 -#define MA_NOTOWNED 0x02 - -void _mutex_assert ( - mutex_t *mutex, - unsigned int what); - -#define mutex_assert(a, b) _mutex_assert(a, b) - -#ifndef MACH_KERNEL_PRIVATE - -typedef struct __lock__ lock_t; - -#else /* MACH_KERNEL_PRIVATE */ - -extern void lock_init( - lock_t *lock, - boolean_t can_sleep, - unsigned short tag0, - unsigned short tag1); - -#endif /* MACH_KERNEL_PRIVATE */ - -extern lock_t *lock_alloc( - boolean_t can_sleep, - unsigned short tag0, - unsigned short tag1); - -extern void lock_free( - lock_t *lock); - -extern void lock_write( - lock_t *lock); - -extern void lock_read( - lock_t *lock); - -extern void lock_done( - lock_t *lock); - -extern void lock_write_to_read( - lock_t *lock); - -#define lock_read_done(l) lock_done(l) -#define lock_write_done(l) lock_done(l) - -extern boolean_t lock_read_to_write( - lock_t *lock); - - -/* Sleep, unlocking and then relocking a usimple_lock in the process */ -extern wait_result_t thread_sleep_usimple_lock( - event_t event, - usimple_lock_t lock, - wait_interrupt_t interruptible); - -/* Sleep, unlocking and then relocking a mutex in the process */ -extern wait_result_t thread_sleep_mutex( - event_t event, - mutex_t *mutex, - wait_interrupt_t interruptible); - -/* Sleep with a deadline, unlocking and then relocking a mutex in the process */ -extern wait_result_t thread_sleep_mutex_deadline( - event_t event, - mutex_t *mutex, - uint64_t deadline, - wait_interrupt_t interruptible); - -/* Sleep, unlocking and then relocking a write lock in the process */ -extern wait_result_t thread_sleep_lock_write( - event_t event, - lock_t *lock, - wait_interrupt_t interruptible); -__END_DECLS - -#ifdef MACH_KERNEL_PRIVATE +#include -extern wait_result_t thread_sleep_fast_usimple_lock( - event_t event, - simple_lock_t lock, - wait_interrupt_t interruptible); -#endif /* MACH_KERNEL_PRIVATE */ +#warning This header is deprecated. Use instead. #endif /* _KERN_LOCK_H_ */