1*27b03b36SApple OSS Distributions /* 2*27b03b36SApple OSS Distributions * Copyright (c) 2014 Apple Inc. All rights reserved. 3*27b03b36SApple OSS Distributions * 4*27b03b36SApple OSS Distributions * @APPLE_OSREFERENCE_LICENSE_HEADER_START@ 5*27b03b36SApple OSS Distributions * 6*27b03b36SApple OSS Distributions * This file contains Original Code and/or Modifications of Original Code 7*27b03b36SApple OSS Distributions * as defined in and that are subject to the Apple Public Source License 8*27b03b36SApple OSS Distributions * Version 2.0 (the 'License'). You may not use this file except in 9*27b03b36SApple OSS Distributions * compliance with the License. The rights granted to you under the License 10*27b03b36SApple OSS Distributions * may not be used to create, or enable the creation or redistribution of, 11*27b03b36SApple OSS Distributions * unlawful or unlicensed copies of an Apple operating system, or to 12*27b03b36SApple OSS Distributions * circumvent, violate, or enable the circumvention or violation of, any 13*27b03b36SApple OSS Distributions * terms of an Apple operating system software license agreement. 14*27b03b36SApple OSS Distributions * 15*27b03b36SApple OSS Distributions * Please obtain a copy of the License at 16*27b03b36SApple OSS Distributions * http://www.opensource.apple.com/apsl/ and read it before using this file. 17*27b03b36SApple OSS Distributions * 18*27b03b36SApple OSS Distributions * The Original Code and all software distributed under the License are 19*27b03b36SApple OSS Distributions * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER 20*27b03b36SApple OSS Distributions * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, 21*27b03b36SApple OSS Distributions * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, 22*27b03b36SApple OSS Distributions * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. 23*27b03b36SApple OSS Distributions * Please see the License for the specific language governing rights and 24*27b03b36SApple OSS Distributions * limitations under the License. 25*27b03b36SApple OSS Distributions * 26*27b03b36SApple OSS Distributions * @APPLE_OSREFERENCE_LICENSE_HEADER_END@ 27*27b03b36SApple OSS Distributions */ 28*27b03b36SApple OSS Distributions 29*27b03b36SApple OSS Distributions #ifndef _SYS_CSR_H_ 30*27b03b36SApple OSS Distributions #define _SYS_CSR_H_ 31*27b03b36SApple OSS Distributions 32*27b03b36SApple OSS Distributions #include <stdint.h> 33*27b03b36SApple OSS Distributions #include <sys/appleapiopts.h> 34*27b03b36SApple OSS Distributions #include <sys/cdefs.h> 35*27b03b36SApple OSS Distributions 36*27b03b36SApple OSS Distributions #ifdef __APPLE_API_PRIVATE 37*27b03b36SApple OSS Distributions 38*27b03b36SApple OSS Distributions typedef uint32_t csr_config_t; 39*27b03b36SApple OSS Distributions typedef uint32_t csr_op_t; 40*27b03b36SApple OSS Distributions 41*27b03b36SApple OSS Distributions /* CSR configuration flags */ 42*27b03b36SApple OSS Distributions #define CSR_ALLOW_UNTRUSTED_KEXTS (1 << 0) 43*27b03b36SApple OSS Distributions #define CSR_ALLOW_UNRESTRICTED_FS (1 << 1) 44*27b03b36SApple OSS Distributions #define CSR_ALLOW_TASK_FOR_PID (1 << 2) 45*27b03b36SApple OSS Distributions #define CSR_ALLOW_KERNEL_DEBUGGER (1 << 3) 46*27b03b36SApple OSS Distributions #define CSR_ALLOW_APPLE_INTERNAL (1 << 4) 47*27b03b36SApple OSS Distributions #define CSR_ALLOW_DESTRUCTIVE_DTRACE (1 << 5) /* name deprecated */ 48*27b03b36SApple OSS Distributions #define CSR_ALLOW_UNRESTRICTED_DTRACE (1 << 5) 49*27b03b36SApple OSS Distributions #define CSR_ALLOW_UNRESTRICTED_NVRAM (1 << 6) 50*27b03b36SApple OSS Distributions #define CSR_ALLOW_DEVICE_CONFIGURATION (1 << 7) 51*27b03b36SApple OSS Distributions #define CSR_ALLOW_ANY_RECOVERY_OS (1 << 8) 52*27b03b36SApple OSS Distributions #define CSR_ALLOW_UNAPPROVED_KEXTS (1 << 9) 53*27b03b36SApple OSS Distributions #define CSR_ALLOW_EXECUTABLE_POLICY_OVERRIDE (1 << 10) 54*27b03b36SApple OSS Distributions #define CSR_ALLOW_UNAUTHENTICATED_ROOT (1 << 11) 55*27b03b36SApple OSS Distributions 56*27b03b36SApple OSS Distributions #define CSR_VALID_FLAGS (CSR_ALLOW_UNTRUSTED_KEXTS | \ 57*27b03b36SApple OSS Distributions CSR_ALLOW_UNRESTRICTED_FS | \ 58*27b03b36SApple OSS Distributions CSR_ALLOW_TASK_FOR_PID | \ 59*27b03b36SApple OSS Distributions CSR_ALLOW_KERNEL_DEBUGGER | \ 60*27b03b36SApple OSS Distributions CSR_ALLOW_APPLE_INTERNAL | \ 61*27b03b36SApple OSS Distributions CSR_ALLOW_UNRESTRICTED_DTRACE | \ 62*27b03b36SApple OSS Distributions CSR_ALLOW_UNRESTRICTED_NVRAM | \ 63*27b03b36SApple OSS Distributions CSR_ALLOW_DEVICE_CONFIGURATION | \ 64*27b03b36SApple OSS Distributions CSR_ALLOW_ANY_RECOVERY_OS | \ 65*27b03b36SApple OSS Distributions CSR_ALLOW_UNAPPROVED_KEXTS | \ 66*27b03b36SApple OSS Distributions CSR_ALLOW_EXECUTABLE_POLICY_OVERRIDE | \ 67*27b03b36SApple OSS Distributions CSR_ALLOW_UNAUTHENTICATED_ROOT) 68*27b03b36SApple OSS Distributions 69*27b03b36SApple OSS Distributions #define CSR_ALWAYS_ENFORCED_FLAGS (CSR_ALLOW_DEVICE_CONFIGURATION | CSR_ALLOW_ANY_RECOVERY_OS) 70*27b03b36SApple OSS Distributions 71*27b03b36SApple OSS Distributions /* Flags set by `csrutil disable`. */ 72*27b03b36SApple OSS Distributions #define CSR_DISABLE_FLAGS (CSR_ALLOW_UNTRUSTED_KEXTS | \ 73*27b03b36SApple OSS Distributions CSR_ALLOW_UNRESTRICTED_FS | \ 74*27b03b36SApple OSS Distributions CSR_ALLOW_TASK_FOR_PID | \ 75*27b03b36SApple OSS Distributions CSR_ALLOW_KERNEL_DEBUGGER | \ 76*27b03b36SApple OSS Distributions CSR_ALLOW_APPLE_INTERNAL | \ 77*27b03b36SApple OSS Distributions CSR_ALLOW_UNRESTRICTED_DTRACE | \ 78*27b03b36SApple OSS Distributions CSR_ALLOW_UNRESTRICTED_NVRAM) 79*27b03b36SApple OSS Distributions 80*27b03b36SApple OSS Distributions /* CSR capabilities that a booter can give to the system */ 81*27b03b36SApple OSS Distributions #define CSR_CAPABILITY_UNLIMITED (1 << 0) 82*27b03b36SApple OSS Distributions #define CSR_CAPABILITY_CONFIG (1 << 1) 83*27b03b36SApple OSS Distributions #define CSR_CAPABILITY_APPLE_INTERNAL (1 << 2) 84*27b03b36SApple OSS Distributions 85*27b03b36SApple OSS Distributions #define CSR_VALID_CAPABILITIES (CSR_CAPABILITY_UNLIMITED | CSR_CAPABILITY_CONFIG | CSR_CAPABILITY_APPLE_INTERNAL) 86*27b03b36SApple OSS Distributions 87*27b03b36SApple OSS Distributions #ifdef PRIVATE 88*27b03b36SApple OSS Distributions /* Private system call interface between Libsyscall and xnu */ 89*27b03b36SApple OSS Distributions 90*27b03b36SApple OSS Distributions /* Syscall flavors */ 91*27b03b36SApple OSS Distributions enum csr_syscalls { 92*27b03b36SApple OSS Distributions CSR_SYSCALL_CHECK, 93*27b03b36SApple OSS Distributions CSR_SYSCALL_GET_ACTIVE_CONFIG, 94*27b03b36SApple OSS Distributions }; 95*27b03b36SApple OSS Distributions 96*27b03b36SApple OSS Distributions #endif /* PRIVATE */ 97*27b03b36SApple OSS Distributions 98*27b03b36SApple OSS Distributions __BEGIN_DECLS 99*27b03b36SApple OSS Distributions 100*27b03b36SApple OSS Distributions /* Syscalls */ 101*27b03b36SApple OSS Distributions int csr_check(csr_config_t mask); 102*27b03b36SApple OSS Distributions int csr_get_active_config(csr_config_t *config); 103*27b03b36SApple OSS Distributions 104*27b03b36SApple OSS Distributions __END_DECLS 105*27b03b36SApple OSS Distributions 106*27b03b36SApple OSS Distributions #endif /* __APPLE_API_PRIVATE */ 107*27b03b36SApple OSS Distributions 108*27b03b36SApple OSS Distributions #endif /* _SYS_CSR_H_ */ 109