projects / apple / xnu.git / blame
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|---|---|---|
| fe8ab488 A |
1 | /* |
| 2 | * Copyright (c) 2014 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 | #ifndef _SYS_CSR_H_ | |
| 30 | #define _SYS_CSR_H_ | |
| 31 | ||
| 32 | #include <stdint.h> | |
| 33 | #include <sys/appleapiopts.h> | |
| 34 | #include <sys/cdefs.h> | |
| 35 | ||
| 36 | #ifdef __APPLE_API_PRIVATE | |
| 37 | ||
| 38 | typedef uint32_t csr_config_t; | |
| 39 | typedef uint32_t csr_op_t; | |
| 40 | ||
| 41 | /* Rootless configuration flags */ | |
| 42 | #define CSR_ALLOW_UNTRUSTED_KEXTS (1 << 0) | |
| 43 | #define CSR_ALLOW_UNRESTRICTED_FS (1 << 1) | |
| 44 | #define CSR_ALLOW_TASK_FOR_PID (1 << 2) | |
| 45 | #define CSR_ALLOW_KERNEL_DEBUGGER (1 << 3) | |
| 46 | #define CSR_ALLOW_APPLE_INTERNAL (1 << 4) | |
| 47 | #define CSR_ALLOW_DESTRUCTIVE_DTRACE (1 << 5) /* name deprecated */ | |
| 48 | #define CSR_ALLOW_UNRESTRICTED_DTRACE (1 << 5) | |
| 49 | #define CSR_ALLOW_UNRESTRICTED_NVRAM (1 << 6) | |
| 50 | ||
| 51 | #define CSR_VALID_FLAGS (CSR_ALLOW_UNTRUSTED_KEXTS | \ | |
| 52 | CSR_ALLOW_UNRESTRICTED_FS | \ | |
| 53 | CSR_ALLOW_TASK_FOR_PID | \ | |
| 54 | CSR_ALLOW_KERNEL_DEBUGGER | \ | |
| 55 | CSR_ALLOW_APPLE_INTERNAL | \ | |
| 56 | CSR_ALLOW_UNRESTRICTED_DTRACE | \ | |
| 57 | CSR_ALLOW_UNRESTRICTED_NVRAM) | |
| 58 | ||
| 59 | #ifdef PRIVATE | |
| 60 | /* Private system call interface between Libsyscall and xnu */ | |
| 61 | ||
| 62 | /* Syscall flavors */ | |
| 63 | #define CSR_OP_CHECK 0 | |
| 64 | #define CSR_OP_GET_ACTIVE_CONFIG 1 | |
| 65 | #define CSR_OP_GET_PENDING_CONFIG 2 | |
| 66 | ||
| 67 | #endif /* PRIVATE */ | |
| 68 | ||
| 69 | __BEGIN_DECLS | |
| 70 | ||
| 71 | #ifdef XNU_KERNEL_PRIVATE | |
| 72 | void csr_init(void); | |
| 73 | #endif | |
| 74 | ||
| 75 | #if KERNEL_PRIVATE | |
| 76 | void csr_set_allow_all(int value); | |
| 77 | #endif | |
| 78 | ||
| 79 | /* Syscalls */ | |
| 80 | int csr_check(csr_config_t mask); | |
| 81 | int csr_get_active_config(csr_config_t *config); | |
| 82 | int csr_get_pending_config(csr_config_t *config); | |
| 83 | ||
| 84 | __END_DECLS | |
| 85 | ||
| 86 | #endif /* __APPLE_API_PRIVATE */ | |
| 87 | ||
| 88 | #endif /* _SYS_CSR_H_ */ |