darling-xnu/libkern/os/firehose.h
2023-05-16 21:41:14 -07:00

70 lines
2.1 KiB
C

/*
* Copyright (c) 2015 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@
*/
#ifndef __firehose_h
#define __firehose_h
__BEGIN_DECLS
/*!
* @function __firehose_buffer_push_to_logd
*
* @abstract
* Called by the dispatch firehose apis to notify logd that a chunk is available
*/
__WATCHOS_AVAILABLE(3.0) __OSX_AVAILABLE(10.12) __IOS_AVAILABLE(10.0) __TVOS_AVAILABLE(10.0)
void __firehose_buffer_push_to_logd(firehose_buffer_t fb, bool for_io);
/*!
* @function __firehose_allocate
*
* @abstract
* Wrapper to allocate kernel memory
*/
__WATCHOS_AVAILABLE(3.0) __OSX_AVAILABLE(10.12) __IOS_AVAILABLE(10.0) __TVOS_AVAILABLE(10.0)
void __firehose_allocate(vm_offset_t *addr, vm_size_t size);
/*!
* @function __firehose_critical_region_enter
*
* @abstract
* Function that disables preemption
*/
__WATCHOS_AVAILABLE(3.0) __OSX_AVAILABLE(10.12) __IOS_AVAILABLE(10.0) __TVOS_AVAILABLE(10.0)
extern void __firehose_critical_region_enter(void);
/*!
* @function __firehose_critical_region_leave
*
* @abstract
* Function that enables preemption
*/
__WATCHOS_AVAILABLE(3.0) __OSX_AVAILABLE(10.12) __IOS_AVAILABLE(10.0) __TVOS_AVAILABLE(10.0)
extern void __firehose_critical_region_leave(void);
extern void oslogwakeup(void);
__END_DECLS
#endif /* __firehose_h */