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 38typedef uint32_t csr_config_t; 39typedef 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 72void csr_init(void); 73#endif 74 75#if KERNEL_PRIVATE 76void csr_set_allow_all(int value); 77#endif 78 79/* Syscalls */ 80int csr_check(csr_config_t mask); 81int csr_get_active_config(csr_config_t *config); 82int csr_get_pending_config(csr_config_t *config); 83 84__END_DECLS 85 86#endif /* __APPLE_API_PRIVATE */ 87 88#endif /* _SYS_CSR_H_ */ 89