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1 | /* | |
2 | * Copyright (c) 1993-1995, 1999-2008 Apple 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 | * Declarations for generic call outs. | |
30 | */ | |
31 | ||
32 | #ifndef _KERN_CALL_ENTRY_H_ | |
33 | #define _KERN_CALL_ENTRY_H_ | |
34 | ||
35 | #ifdef MACH_KERNEL_PRIVATE | |
36 | #include <kern/queue.h> | |
37 | ||
38 | typedef void *call_entry_param_t; | |
39 | typedef void (*call_entry_func_t)( | |
40 | call_entry_param_t param0, | |
41 | call_entry_param_t param1); | |
42 | ||
43 | typedef struct call_entry { | |
44 | queue_chain_t q_link; | |
45 | queue_t queue; | |
46 | call_entry_func_t func; | |
47 | call_entry_param_t param0; | |
48 | call_entry_param_t param1; | |
49 | uint64_t deadline; | |
50 | } call_entry_data_t; | |
51 | ||
52 | typedef struct call_entry *call_entry_t; | |
53 | ||
54 | extern queue_t call_entry_enqueue_deadline( | |
55 | call_entry_t entry, | |
56 | queue_t queue, | |
57 | uint64_t deadline); | |
58 | ||
59 | extern queue_t call_entry_enqueue_tail( | |
60 | call_entry_t entry, | |
61 | queue_t queue); | |
62 | ||
63 | extern queue_t call_entry_dequeue( | |
64 | call_entry_t entry); | |
65 | ||
66 | #define call_entry_setup(entry, pfun, p0) \ | |
67 | MACRO_BEGIN \ | |
68 | (entry)->func = (call_entry_func_t)(pfun); \ | |
69 | (entry)->param0 = (call_entry_param_t)(p0); \ | |
70 | (entry)->queue = NULL; \ | |
71 | MACRO_END | |
72 | ||
73 | #endif /* MACH_KERNEL_PRIVATE */ | |
74 | ||
75 | #endif /* _KERN_CALL_ENTRY_H_ */ |