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0959b6d4 A |
1 | /* -*- mode: C++; c-basic-offset: 4; tab-width: 4 -*- |
2 | * | |
39a8cd10 | 3 | * Copyright (c) 2004-2009 Apple Inc. All rights reserved. |
0959b6d4 A |
4 | * |
5 | * @APPLE_LICENSE_HEADER_START@ | |
6 | * | |
7 | * This file contains Original Code and/or Modifications of Original Code | |
8 | * as defined in and that are subject to the Apple Public Source License | |
9 | * Version 2.0 (the 'License'). You may not use this file except in | |
10 | * compliance with the License. Please obtain a copy of the License at | |
11 | * http://www.opensource.apple.com/apsl/ and read it before using this | |
12 | * file. | |
13 | * | |
14 | * The Original Code and all software distributed under the License are | |
15 | * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER | |
16 | * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, | |
17 | * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, | |
18 | * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. | |
19 | * Please see the License for the specific language governing rights and | |
20 | * limitations under the License. | |
21 | * | |
22 | * @APPLE_LICENSE_HEADER_END@ | |
23 | */ | |
24 | ||
25 | ||
26 | #ifndef __DYLDLIBSYSTEMHELPERS__ | |
27 | #define __DYLDLIBSYSTEMHELPERS__ | |
28 | ||
29 | #include <stdint.h> | |
cf998323 | 30 | #include <mach/mach.h> |
0959b6d4 | 31 | |
19894a12 A |
32 | struct __cxa_range_t { const void* addr; size_t length; }; |
33 | ||
39a8cd10 | 34 | #if __cplusplus |
0959b6d4 | 35 | namespace dyld { |
39a8cd10 | 36 | #endif |
0959b6d4 A |
37 | // |
38 | // This file contains the synchronization utilities used by dyld to be thread safe. | |
39 | // This struct is implemented in in libSystem (where pthreads is available) | |
40 | // and passed to dyld to use. | |
41 | // | |
bac542e6 | 42 | struct LibSystemHelpers |
0959b6d4 A |
43 | { |
44 | uintptr_t version; | |
6cae9b63 A |
45 | void (*acquireGlobalDyldLock)(void); |
46 | void (*releaseGlobalDyldLock)(void); | |
19894a12 | 47 | char* (*getThreadBufferFor_dlerror)(size_t sizeRequired); |
bac542e6 A |
48 | // addded in version 2 |
49 | void* (*malloc)(size_t); | |
50 | void (*free)(void*); | |
51 | int (*cxa_atexit)(void (*)(void*), void*, void*); | |
52 | // addded in version 3 | |
6cae9b63 A |
53 | void (*dyld_shared_cache_missing)(void); |
54 | void (*dyld_shared_cache_out_of_date)(void); | |
bac542e6 | 55 | // addded in version 4 |
6cae9b63 A |
56 | void (*acquireDyldInitializerLock)(void); |
57 | void (*releaseDyldInitializerLock)(void); | |
39a8cd10 | 58 | // added in version 5 |
412ebb8e A |
59 | int (*pthread_key_create)(pthread_key_t*, void (*destructor)(void*)); |
60 | int (*pthread_setspecific)(pthread_key_t, const void*); | |
39a8cd10 A |
61 | // added in version 6 |
62 | size_t (*malloc_size)(const void *ptr); | |
412ebb8e A |
63 | // added in version 7 |
64 | void* (*pthread_getspecific)(pthread_key_t); | |
65 | // added in version 8 | |
66 | void (*cxa_finalize)(const void*); | |
832b6fce A |
67 | // added in version 9 |
68 | void* startGlueToCallExit; | |
2fd3f4e8 | 69 | // added in version 10 |
6cae9b63 | 70 | bool (*hasPerThreadBufferFor_dlerror)(void); |
2fd3f4e8 | 71 | // added in version 11 |
6cae9b63 | 72 | bool (*isLaunchdOwned)(void); |
2fd3f4e8 A |
73 | // added in version 12 |
74 | kern_return_t (*vm_alloc)(vm_map_t task, vm_address_t* addr, vm_size_t size, int flags); | |
75 | void* (*mmap)(void* addr, size_t len, int prot, int flags, int fd, off_t offset); | |
19894a12 A |
76 | // added in version 13 |
77 | void (*cxa_finalize_ranges)(const struct __cxa_range_t ranges[], int count); | |
0959b6d4 | 78 | }; |
39a8cd10 | 79 | #if __cplusplus |
2fd3f4e8 | 80 | } |
39a8cd10 | 81 | #endif |
0959b6d4 A |
82 | |
83 | ||
84 | ||
85 | ||
86 | #endif // __DYLDLIBSYSTEMHELPERS__ | |
87 |