projects / apple / xnu.git / blame
| Commit | Line | Data |
|---|---|---|
| 1c79356b A |
1 | /* |
| 2 | * Copyright (c) 1999 Apple Computer, Inc. All rights reserved. | |
| 3 | * | |
| 4 | * @APPLE_LICENSE_HEADER_START@ | |
| 5 | * | |
| 37839358 A |
6 | * Portions Copyright (c) 1999 Apple Computer, Inc. All Rights |
| 7 | * Reserved. This file contains Original Code and/or Modifications of | |
| 8 | * Original Code as defined in and that are subject to the Apple Public | |
| 9 | * Source License Version 1.1 (the "License"). You may not use this file | |
| 10 | * except in compliance with the License. Please obtain a copy of the | |
| 11 | * License at http://www.apple.com/publicsource and read it before using | |
| 12 | * this file. | |
| 43866e37 A |
13 | * |
| 14 | * The Original Code and all software distributed under the License are | |
| 37839358 | 15 | * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER |
| 1c79356b A |
16 | * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, |
| 17 | * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, | |
| 37839358 A |
18 | * FITNESS FOR A PARTICULAR PURPOSE OR NON- INFRINGEMENT. Please see the |
| 19 | * License for the specific language governing rights and limitations | |
| 20 | * under the License. | |
| 1c79356b A |
21 | * |
| 22 | * @APPLE_LICENSE_HEADER_END@ | |
| 23 | */ | |
| 24 | ||
| 25 | #ifndef _MACHO_KLD_H_ | |
| 26 | #define _MACHO_KLD_H_ | |
| 27 | ||
| 28 | #include <mach-o/loader.h> | |
| 29 | #include <stdarg.h> | |
| 30 | ||
| 31 | /* | |
| 32 | * These API's are in libkld. Both kmodload(8) and /mach_kernel should | |
| 33 | * link with -lkld and then ld(1) will expand -lkld to libkld.dylib or | |
| 34 | * libkld.a depending on if -dynamic or -static is in effect. | |
| 55e303ae A |
35 | * |
| 36 | * Note: we are using the __DYNAMIC__ flag to indicate user space kernel | |
| 37 | * linking and __STATIC__ as a synonym of KERNEL. | |
| 1c79356b A |
38 | */ |
| 39 | ||
| 40 | /* | |
| 41 | * Note that you must supply the following function for error reporting when | |
| 42 | * using any of the functions listed here. | |
| 43 | */ | |
| 44 | extern void kld_error_vprintf(const char *format, va_list ap); | |
| 45 | ||
| 46 | /* | |
| 55e303ae | 47 | * These two are only in libkld.dylib for use by kmodload(8) (user code compiled |
| 1c79356b A |
48 | * with the default -dynamic). |
| 49 | */ | |
| 50 | #ifdef __DYNAMIC__ | |
| 51 | __private_extern__ long kld_load_basefile( | |
| 52 | const char *base_filename); | |
| 53 | ||
| 54 | /* Note: this takes only one object file name */ | |
| 55 | __private_extern__ long kld_load( | |
| 56 | struct mach_header **header_addr, | |
| 57 | const char *object_filename, | |
| 58 | const char *output_filename); | |
| 55e303ae A |
59 | |
| 60 | __private_extern__ long kld_load_from_memory( | |
| 61 | struct mach_header **header_addr, | |
| 62 | const char *object_name, | |
| 63 | char *object_addr, | |
| 64 | long object_size, | |
| 65 | const char *output_filename); | |
| 1c79356b A |
66 | #endif /* __DYNAMIC__ */ |
| 67 | ||
| 68 | /* | |
| 69 | * This two are only in libkld.a use by /mach_kernel (kernel code compiled with | |
| 70 | * -static). | |
| 71 | */ | |
| 72 | #ifdef __STATIC__ | |
| 73 | /* Note: this api does not write an output file */ | |
| 74 | __private_extern__ long kld_load_from_memory( | |
| 75 | struct mach_header **header_addr, | |
| 76 | const char *object_name, | |
| 77 | char *object_addr, | |
| 78 | long object_size); | |
| 79 | #endif /* __STATIC__ */ | |
| 80 | ||
| 55e303ae A |
81 | __private_extern__ long kld_load_basefile_from_memory( |
| 82 | const char *base_filename, | |
| 83 | char *base_addr, | |
| 84 | long base_size); | |
| 85 | ||
| 1c79356b A |
86 | __private_extern__ long kld_unload_all( |
| 87 | long deallocate_sets); | |
| 88 | ||
| 89 | __private_extern__ long kld_lookup( | |
| 90 | const char *symbol_name, | |
| 91 | unsigned long *value); | |
| 92 | ||
| 93 | __private_extern__ long kld_forget_symbol( | |
| 94 | const char *symbol_name); | |
| 95 | ||
| 96 | __private_extern__ void kld_address_func( | |
| 97 | unsigned long (*func)(unsigned long size, unsigned long headers_size)); | |
| 98 | ||
| 55e303ae A |
99 | #define KLD_STRIP_ALL 0x00000000 |
| 100 | #define KLD_STRIP_NONE 0x00000001 | |
| 101 | ||
| 102 | __private_extern__ void kld_set_link_options( | |
| 103 | unsigned long link_options); | |
| 104 | ||
| 1c79356b | 105 | #endif /* _MACHO_KLD_H_ */ |