xref: /xnu-10002.1.13/bsd/sys/aio_kern.h (revision 1031c584a5e37aff177559b9f69dbd3c8c3fd30a)
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 [[email protected]]
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_ */
70