projects / apple / xnu.git / blame
| Commit | Line | Data |
|---|---|---|
| 1c79356b A |
1 | /* |
| 2 | * Copyright (c) 1999 Apple Computer, Inc. All rights reserved. | |
| 3 | * | |
| 8ad349bb | 4 | * @APPLE_LICENSE_OSREFERENCE_HEADER_START@ |
| 1c79356b | 5 | * |
| 8ad349bb A |
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 | |
| 10 | * License may not be used to create, or enable the creation or | |
| 11 | * redistribution of, unlawful or unlicensed copies of an Apple operating | |
| 12 | * system, or to circumvent, violate, or enable the circumvention or | |
| 13 | * violation of, any terms of an Apple operating system software license | |
| 14 | * agreement. | |
| 15 | * | |
| 16 | * Please obtain a copy of the License at | |
| 17 | * http://www.opensource.apple.com/apsl/ and read it before using this | |
| 18 | * file. | |
| 19 | * | |
| 20 | * The Original Code and all software distributed under the License are | |
| 21 | * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER | |
| 22 | * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, | |
| 23 | * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, | |
| 24 | * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. | |
| 25 | * Please see the License for the specific language governing rights and | |
| 26 | * limitations under the License. | |
| 27 | * | |
| 28 | * @APPLE_LICENSE_OSREFERENCE_HEADER_END@ | |
| 1c79356b A |
29 | */ |
| 30 | ||
| 31 | #ifndef _MACHO_KLD_H_ | |
| 32 | #define _MACHO_KLD_H_ | |
| 33 | ||
| 34 | #include <mach-o/loader.h> | |
| 35 | #include <stdarg.h> | |
| 36 | ||
| 37 | /* | |
| 38 | * These API's are in libkld. Both kmodload(8) and /mach_kernel should | |
| 39 | * link with -lkld and then ld(1) will expand -lkld to libkld.dylib or | |
| 40 | * libkld.a depending on if -dynamic or -static is in effect. | |
| 55e303ae A |
41 | * |
| 42 | * Note: we are using the __DYNAMIC__ flag to indicate user space kernel | |
| 43 | * linking and __STATIC__ as a synonym of KERNEL. | |
| 1c79356b A |
44 | */ |
| 45 | ||
| 46 | /* | |
| 47 | * Note that you must supply the following function for error reporting when | |
| 48 | * using any of the functions listed here. | |
| 49 | */ | |
| 50 | extern void kld_error_vprintf(const char *format, va_list ap); | |
| 51 | ||
| 52 | /* | |
| 55e303ae | 53 | * These two are only in libkld.dylib for use by kmodload(8) (user code compiled |
| 1c79356b A |
54 | * with the default -dynamic). |
| 55 | */ | |
| 56 | #ifdef __DYNAMIC__ | |
| 57 | __private_extern__ long kld_load_basefile( | |
| 58 | const char *base_filename); | |
| 59 | ||
| 60 | /* Note: this takes only one object file name */ | |
| 61 | __private_extern__ long kld_load( | |
| 62 | struct mach_header **header_addr, | |
| 63 | const char *object_filename, | |
| 64 | const char *output_filename); | |
| 55e303ae A |
65 | |
| 66 | __private_extern__ long kld_load_from_memory( | |
| 67 | struct mach_header **header_addr, | |
| 68 | const char *object_name, | |
| 69 | char *object_addr, | |
| 70 | long object_size, | |
| 71 | const char *output_filename); | |
| 1c79356b A |
72 | #endif /* __DYNAMIC__ */ |
| 73 | ||
| 74 | /* | |
| 75 | * This two are only in libkld.a use by /mach_kernel (kernel code compiled with | |
| 76 | * -static). | |
| 77 | */ | |
| 78 | #ifdef __STATIC__ | |
| 79 | /* Note: this api does not write an output file */ | |
| 80 | __private_extern__ long kld_load_from_memory( | |
| 81 | struct mach_header **header_addr, | |
| 82 | const char *object_name, | |
| 83 | char *object_addr, | |
| 84 | long object_size); | |
| 85 | #endif /* __STATIC__ */ | |
| 86 | ||
| 55e303ae A |
87 | __private_extern__ long kld_load_basefile_from_memory( |
| 88 | const char *base_filename, | |
| 89 | char *base_addr, | |
| 90 | long base_size); | |
| 91 | ||
| 1c79356b A |
92 | __private_extern__ long kld_unload_all( |
| 93 | long deallocate_sets); | |
| 94 | ||
| 95 | __private_extern__ long kld_lookup( | |
| 96 | const char *symbol_name, | |
| 97 | unsigned long *value); | |
| 98 | ||
| 99 | __private_extern__ long kld_forget_symbol( | |
| 100 | const char *symbol_name); | |
| 101 | ||
| 102 | __private_extern__ void kld_address_func( | |
| 103 | unsigned long (*func)(unsigned long size, unsigned long headers_size)); | |
| 104 | ||
| 55e303ae A |
105 | #define KLD_STRIP_ALL 0x00000000 |
| 106 | #define KLD_STRIP_NONE 0x00000001 | |
| 107 | ||
| 108 | __private_extern__ void kld_set_link_options( | |
| 109 | unsigned long link_options); | |
| 110 | ||
| 1c79356b | 111 | #endif /* _MACHO_KLD_H_ */ |