bsd/sys/aio_kern.h

   1 /*
   2  * Copyright (c) 2003 Apple Computer, Inc. All rights reserved.
   3  *
   4  * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
   5  *
   6  * This file contains Original Code and/or Modifications of Original Code
   7  * as defined in and that are subject to the Apple Public Source License
   8  * Version 2.0 (the 'License'). You may not use this file except in
   9  * compliance with the License. The rights granted to you under the License
  10  * may not be used to create, or enable the creation or redistribution of,
  11  * unlawful or unlicensed copies of an Apple operating system, or to
  12  * circumvent, violate, or enable the circumvention or violation of, any
  13  * terms of an Apple operating system software license agreement.
  14  *
  15  * Please obtain a copy of the License at
  16  * http://www.opensource.apple.com/apsl/ and read it before using this file.
  17  *
  18  * The Original Code and all software distributed under the License are
  19  * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  20  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
  21  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
  22  * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
  23  * Please see the License for the specific language governing rights and
  24  * limitations under the License.
  25  *
  26  * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
  27  */
  28 /*
  29  *      File:   sys/aio_kern.h
  30  *      Author: Jerry Cottingham [jerryc@apple.com]
  31  *
  32  *      Header file for kernel only portion of POSIX Asynchronous IO APIs
  33  *
  34  */
  35
  36 #include <sys/aio.h>
  37
  38 #ifndef _SYS_AIO_KERN_H_
  39 #define _SYS_AIO_KERN_H_
  40
  41 #ifdef KERNEL_PRIVATE
  42
  43 typedef struct aio_workq_entry aio_workq_entry;
  44
  45 /*
  46  * Prototypes
  47  */
  48
  49 __private_extern__ void
  50 _aio_close(struct proc *p, int fd);
  51
  52 __private_extern__ void
  53 _aio_exit(struct proc *p);
  54
  55 __private_extern__ void
  56 _aio_exec(struct proc *p);
  57
  58 __private_extern__ void
  59 _aio_create_worker_threads(int num);
  60
  61 __private_extern__ void
  62 aio_init(void);
  63
  64 task_t
  65 get_aiotask(void);
  66
  67 #endif /* KERNEL_PRIVATE */
  68
  69 #endif /* _SYS_AIO_KERN_H_ */