1 | /* |
2 | * Copyright (c) 2007 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 | * Memory allocation wrappers. |
30 | */ |
31 | |
32 | #ifndef _SECURITY_MAC_ALLOC_H_ |
33 | #define _SECURITY_MAC_ALLOC_H_ |
34 | |
35 | #include <mach/machine/vm_types.h> |
36 | #include <kern/kern_types.h> |
37 | #include <sys/appleapiopts.h> |
38 | |
39 | /* JMM - should use OSMlloc.h interfaces */ |
40 | |
41 | #ifdef __APPLE_API_EVOLVING |
42 | /* |
43 | * Kernel Memory allocator |
44 | */ |
45 | void * mac_kalloc (vm_size_t size, int how); |
46 | void mac_kfree (void *data, vm_size_t size); |
47 | |
48 | /* |
49 | * Mbuf allocator for mbuf labels. |
50 | */ |
51 | void * mac_mbuf_alloc (int len, int wait); |
52 | void mac_mbuf_free (void *data); |
53 | |
54 | /* |
55 | * |
56 | */ |
57 | int mac_wire (void *start, void *end); |
58 | int mac_unwire (void *start, void *end); |
59 | |
60 | /* |
61 | * Zone allocator |
62 | */ |
63 | zone_t mac_zinit (vm_size_t size, vm_size_t maxmem, |
64 | vm_size_t alloc, const char *name); |
65 | void mac_zone_change (zone_t zone, unsigned int item, boolean_t value); |
66 | void * mac_zalloc (zone_t zone, int how); |
67 | void mac_zfree (zone_t zone, void *elem); |
68 | |
69 | /* Item definitions */ |
70 | #define Z_EXHAUST 1 /* Make zone exhaustible */ |
71 | #define Z_COLLECT 2 /* Make zone collectable */ |
72 | #define Z_EXPAND 3 /* Make zone expandable */ |
73 | #define Z_FOREIGN 4 /* Allow collectable zone to contain foreign elements */ |
74 | #define Z_CALLERACCT 5 /* Account alloc/free against the caller */ |
75 | |
76 | #endif /* __APPLE_API_EVOLVING */ |
77 | #endif /* _SECURITY_MAC_ALLOC_H_ */ |
78 | |