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SnakeAppleSecurityFiles/II. Code Signing/mac/cs_blobs.h
Karmaz95 59d22fde27
2024-01-02 22:02:39 +01:00

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// Extracted from Xcode 15 Beta 7
// /Library/Developer/CommandLineTools/SDKs/MacOSX14.0.sdk/System/Library/Frameworks/Kernel.framework/Versions/A/Headers/kern/cs_blobs.h
/*
* Copyright (c) 2017 Apple Computer, Inc. All rights reserved.
* @APPLE_OSREFERENCE_LICENSE_HEADER_START@
*
* This file contains Original Code and/or Modifications of Original Code
* as defined in and that are subject to the Apple Public Source License
* Version 2.0 (the 'License'). You may not use this file except in
* compliance with the License. The rights granted to you under the License
* may not be used to create, or enable the creation or redistribution of,
* unlawful or unlicensed copies of an Apple operating system, or to
* circumvent, violate, or enable the circumvention or violation of, any
* terms of an Apple operating system software license agreement.
*
* Please obtain a copy of the License at
* http://www.opensource.apple.com/apsl/ and read it before using this file.
*
* The Original Code and all software distributed under the License are
* distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
* EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
* INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
* Please see the License for the specific language governing rights and
* limitations under the License.
*
* @APPLE_OSREFERENCE_LICENSE_HEADER_END@
*/
#ifndef _KERN_CODESIGN_H_
#define _KERN_CODESIGN_H_
#include <stdint.h>
#include <string.h>
/* code signing attributes of a process */
#define CS_VALID 0x00000001 /* dynamically valid */
#define CS_ADHOC 0x00000002 /* ad hoc signed */
#define CS_GET_TASK_ALLOW 0x00000004 /* has get-task-allow entitlement */
#define CS_INSTALLER 0x00000008 /* has installer entitlement */
#define CS_FORCED_LV 0x00000010 /* Library Validation required by Hardened System Policy */
#define CS_INVALID_ALLOWED 0x00000020 /* (macOS Only) Page invalidation allowed by task port policy */
#define CS_HARD 0x00000100 /* don't load invalid pages */
#define CS_KILL 0x00000200 /* kill process if it becomes invalid */
#define CS_CHECK_EXPIRATION 0x00000400 /* force expiration checking */
#define CS_RESTRICT 0x00000800 /* tell dyld to treat restricted */
#define CS_ENFORCEMENT 0x00001000 /* require enforcement */
#define CS_REQUIRE_LV 0x00002000 /* require library validation */
#define CS_ENTITLEMENTS_VALIDATED 0x00004000 /* code signature permits restricted entitlements */
#define CS_NVRAM_UNRESTRICTED 0x00008000 /* has com.apple.rootless.restricted-nvram-variables.heritable entitlement */
#define CS_RUNTIME 0x00010000 /* Apply hardened runtime policies */
#define CS_LINKER_SIGNED 0x00020000 /* Automatically signed by the linker */
#define CS_ALLOWED_MACHO (CS_ADHOC | CS_HARD | CS_KILL | CS_CHECK_EXPIRATION | \
CS_RESTRICT | CS_ENFORCEMENT | CS_REQUIRE_LV | CS_RUNTIME | CS_LINKER_SIGNED)
#define CS_EXEC_SET_HARD 0x00100000 /* set CS_HARD on any exec'ed process */
#define CS_EXEC_SET_KILL 0x00200000 /* set CS_KILL on any exec'ed process */
#define CS_EXEC_SET_ENFORCEMENT 0x00400000 /* set CS_ENFORCEMENT on any exec'ed process */
#define CS_EXEC_INHERIT_SIP 0x00800000 /* set CS_INSTALLER on any exec'ed process */
#define CS_KILLED 0x01000000 /* was killed by kernel for invalidity */
#define CS_NO_UNTRUSTED_HELPERS 0x02000000 /* kernel did not load a non-platform-binary dyld or Rosetta runtime */
#define CS_DYLD_PLATFORM CS_NO_UNTRUSTED_HELPERS /* old name */
#define CS_PLATFORM_BINARY 0x04000000 /* this is a platform binary */
#define CS_PLATFORM_PATH 0x08000000 /* platform binary by the fact of path (osx only) */
#define CS_DEBUGGED 0x10000000 /* process is currently or has previously been debugged and allowed to run with invalid pages */
#define CS_SIGNED 0x20000000 /* process has a signature (may have gone invalid) */
#define CS_DEV_CODE 0x40000000 /* code is dev signed, cannot be loaded into prod signed code (will go away with rdar://problem/28322552) */
#define CS_DATAVAULT_CONTROLLER 0x80000000 /* has Data Vault controller entitlement */
#define CS_ENTITLEMENT_FLAGS (CS_GET_TASK_ALLOW | CS_INSTALLER | CS_DATAVAULT_CONTROLLER | CS_NVRAM_UNRESTRICTED)
/* executable segment flags */
#define CS_EXECSEG_MAIN_BINARY 0x1 /* executable segment denotes main binary */
#define CS_EXECSEG_ALLOW_UNSIGNED 0x10 /* allow unsigned pages (for debugging) */
#define CS_EXECSEG_DEBUGGER 0x20 /* main binary is debugger */
#define CS_EXECSEG_JIT 0x40 /* JIT enabled */
#define CS_EXECSEG_SKIP_LV 0x80 /* OBSOLETE: skip library validation */
#define CS_EXECSEG_CAN_LOAD_CDHASH 0x100 /* can bless cdhash for execution */
#define CS_EXECSEG_CAN_EXEC_CDHASH 0x200 /* can execute blessed cdhash */
/*
* Magic numbers used by Code Signing
*/
enum {
CSMAGIC_REQUIREMENT = 0xfade0c00, /* single Requirement blob */
CSMAGIC_REQUIREMENTS = 0xfade0c01, /* Requirements vector (internal requirements) */
CSMAGIC_CODEDIRECTORY = 0xfade0c02, /* CodeDirectory blob */
CSMAGIC_EMBEDDED_SIGNATURE = 0xfade0cc0, /* embedded form of signature data */
CSMAGIC_EMBEDDED_SIGNATURE_OLD = 0xfade0b02, /* XXX */
CSMAGIC_EMBEDDED_ENTITLEMENTS = 0xfade7171, /* embedded entitlements */
CSMAGIC_EMBEDDED_DER_ENTITLEMENTS = 0xfade7172, /* embedded DER encoded entitlements */
CSMAGIC_DETACHED_SIGNATURE = 0xfade0cc1, /* multi-arch collection of embedded signatures */
CSMAGIC_BLOBWRAPPER = 0xfade0b01, /* CMS Signature, among other things */
CSMAGIC_EMBEDDED_LAUNCH_CONSTRAINT = 0xfade8181, /* Light weight code requirement */
CS_SUPPORTSSCATTER = 0x20100,
CS_SUPPORTSTEAMID = 0x20200,
CS_SUPPORTSCODELIMIT64 = 0x20300,
CS_SUPPORTSEXECSEG = 0x20400,
CS_SUPPORTSRUNTIME = 0x20500,
CS_SUPPORTSLINKAGE = 0x20600,
CSSLOT_CODEDIRECTORY = 0, /* slot index for CodeDirectory */
CSSLOT_INFOSLOT = 1,
CSSLOT_REQUIREMENTS = 2,
CSSLOT_RESOURCEDIR = 3,
CSSLOT_APPLICATION = 4,
CSSLOT_ENTITLEMENTS = 5,
CSSLOT_DER_ENTITLEMENTS = 7,
CSSLOT_LAUNCH_CONSTRAINT_SELF = 8,
CSSLOT_LAUNCH_CONSTRAINT_PARENT = 9,
CSSLOT_LAUNCH_CONSTRAINT_RESPONSIBLE = 10,
CSSLOT_LIBRARY_CONSTRAINT = 11,
CSSLOT_ALTERNATE_CODEDIRECTORIES = 0x1000, /* first alternate CodeDirectory, if any */
CSSLOT_ALTERNATE_CODEDIRECTORY_MAX = 5, /* max number of alternate CD slots */
CSSLOT_ALTERNATE_CODEDIRECTORY_LIMIT = CSSLOT_ALTERNATE_CODEDIRECTORIES + CSSLOT_ALTERNATE_CODEDIRECTORY_MAX, /* one past the last */
CSSLOT_SIGNATURESLOT = 0x10000, /* CMS Signature */
CSSLOT_IDENTIFICATIONSLOT = 0x10001,
CSSLOT_TICKETSLOT = 0x10002,
CSTYPE_INDEX_REQUIREMENTS = 0x00000002, /* compat with amfi */
CSTYPE_INDEX_ENTITLEMENTS = 0x00000005, /* compat with amfi */
CS_HASHTYPE_SHA1 = 1,
CS_HASHTYPE_SHA256 = 2,
CS_HASHTYPE_SHA256_TRUNCATED = 3,
CS_HASHTYPE_SHA384 = 4,
CS_SHA1_LEN = 20,
CS_SHA256_LEN = 32,
CS_SHA256_TRUNCATED_LEN = 20,
CS_CDHASH_LEN = 20, /* always - larger hashes are truncated */
CS_HASH_MAX_SIZE = 48, /* max size of the hash we'll support */
/*
* Currently only to support Legacy VPN plugins, and Mac App Store
* but intended to replace all the various platform code, dev code etc. bits.
*/
CS_SIGNER_TYPE_UNKNOWN = 0,
CS_SIGNER_TYPE_LEGACYVPN = 5,
CS_SIGNER_TYPE_MAC_APP_STORE = 6,
CS_SUPPL_SIGNER_TYPE_UNKNOWN = 0,
CS_SUPPL_SIGNER_TYPE_TRUSTCACHE = 7,
CS_SUPPL_SIGNER_TYPE_LOCAL = 8,
CS_SIGNER_TYPE_OOPJIT = 9,
/* Validation categories used for trusted launch environment */
CS_VALIDATION_CATEGORY_INVALID = 0,
CS_VALIDATION_CATEGORY_PLATFORM = 1,
CS_VALIDATION_CATEGORY_TESTFLIGHT = 2,
CS_VALIDATION_CATEGORY_DEVELOPMENT = 3,
CS_VALIDATION_CATEGORY_APP_STORE = 4,
CS_VALIDATION_CATEGORY_ENTERPRISE = 5,
CS_VALIDATION_CATEGORY_DEVELOPER_ID = 6,
CS_VALIDATION_CATEGORY_LOCAL_SIGNING = 7,
CS_VALIDATION_CATEGORY_ROSETTA = 8,
CS_VALIDATION_CATEGORY_OOPJIT = 9,
CS_VALIDATION_CATEGORY_NONE = 10,
};
/* The set of application types we support for linkage signatures */
enum {
CS_LINKAGE_APPLICATION_INVALID = 0,
CS_LINKAGE_APPLICATION_ROSETTA = 1,
/* XOJIT has been renamed to OOP-JIT */
CS_LINKAGE_APPLICATION_XOJIT = 2,
CS_LINKAGE_APPLICATION_OOPJIT = 2,
};
/* The set of application sub-types we support for linkage signatures */
enum {
/*
* For backwards compatibility with older signatures, the AOT sub-type is kept
* as 0.
*/
CS_LINKAGE_APPLICATION_ROSETTA_AOT = 0,
/* OOP-JIT sub-types -- XOJIT type kept for external dependencies */
CS_LINKAGE_APPLICATION_XOJIT_PREVIEWS = 1,
CS_LINKAGE_APPLICATION_OOPJIT_INVALID = 0,
CS_LINKAGE_APPLICATION_OOPJIT_PREVIEWS = 1,
CS_LINKAGE_APPLICATION_OOPJIT_MLCOMPILER = 2,
CS_LINKAGE_APPLICATION_OOPJIT_TOTAL,
};
/* Integer to string conversion of OOP-JIT types */
static const char *oop_jit_conversion[CS_LINKAGE_APPLICATION_OOPJIT_TOTAL] = {
[CS_LINKAGE_APPLICATION_OOPJIT_INVALID] = NULL,
[CS_LINKAGE_APPLICATION_OOPJIT_PREVIEWS] = "previews",
[CS_LINKAGE_APPLICATION_OOPJIT_MLCOMPILER] = "ml-compiler",
};
#define KERNEL_HAVE_CS_CODEDIRECTORY 1
#define KERNEL_CS_CODEDIRECTORY_HAVE_PLATFORM 1
/*
* C form of a CodeDirectory.
*/
typedef struct __CodeDirectory {
uint32_t magic; /* magic number (CSMAGIC_CODEDIRECTORY) */
uint32_t length; /* total length of CodeDirectory blob */
uint32_t version; /* compatibility version */
uint32_t flags; /* setup and mode flags */
uint32_t hashOffset; /* offset of hash slot element at index zero */
uint32_t identOffset; /* offset of identifier string */
uint32_t nSpecialSlots; /* number of special hash slots */
uint32_t nCodeSlots; /* number of ordinary (code) hash slots */
uint32_t codeLimit; /* limit to main image signature range */
uint8_t hashSize; /* size of each hash in bytes */
uint8_t hashType; /* type of hash (cdHashType* constants) */
uint8_t platform; /* platform identifier; zero if not platform binary */
uint8_t pageSize; /* log2(page size in bytes); 0 => infinite */
uint32_t spare2; /* unused (must be zero) */
char end_earliest[0];
/* Version 0x20100 */
uint32_t scatterOffset; /* offset of optional scatter vector */
char end_withScatter[0];
/* Version 0x20200 */
uint32_t teamOffset; /* offset of optional team identifier */
char end_withTeam[0];
/* Version 0x20300 */
uint32_t spare3; /* unused (must be zero) */
uint64_t codeLimit64; /* limit to main image signature range, 64 bits */
char end_withCodeLimit64[0];
/* Version 0x20400 */
uint64_t execSegBase; /* offset of executable segment */
uint64_t execSegLimit; /* limit of executable segment */
uint64_t execSegFlags; /* executable segment flags */
char end_withExecSeg[0];
/* Version 0x20500 */
uint32_t runtime;
uint32_t preEncryptOffset;
char end_withPreEncryptOffset[0];
/* Version 0x20600 */
uint8_t linkageHashType;
uint8_t linkageApplicationType;
uint16_t linkageApplicationSubType;
uint32_t linkageOffset;
uint32_t linkageSize;
char end_withLinkage[0];
/* followed by dynamic content as located by offset fields above */
} CS_CodeDirectory
__attribute__ ((aligned(1)));
/*
* Structure of an embedded-signature SuperBlob
*/
typedef struct __BlobIndex {
uint32_t type; /* type of entry */
uint32_t offset; /* offset of entry */
} CS_BlobIndex
__attribute__ ((aligned(1)));
typedef struct __SC_SuperBlob {
uint32_t magic; /* magic number */
uint32_t length; /* total length of SuperBlob */
uint32_t count; /* number of index entries following */
CS_BlobIndex index[]; /* (count) entries */
/* followed by Blobs in no particular order as indicated by offsets in index */
} CS_SuperBlob
__attribute__ ((aligned(1)));
#define KERNEL_HAVE_CS_GENERICBLOB 1
typedef struct __SC_GenericBlob {
uint32_t magic; /* magic number */
uint32_t length; /* total length of blob */
char data[];
} CS_GenericBlob
__attribute__ ((aligned(1)));
typedef struct __SC_Scatter {
uint32_t count; // number of pages; zero for sentinel (only)
uint32_t base; // first page number
uint64_t targetOffset; // offset in target
uint64_t spare; // reserved
} SC_Scatter
__attribute__ ((aligned(1)));
/*
* Defined launch types
*/
__enum_decl(cs_launch_type_t, uint8_t, {
CS_LAUNCH_TYPE_NONE = 0,
CS_LAUNCH_TYPE_SYSTEM_SERVICE = 1,
CS_LAUNCH_TYPE_SYSDIAGNOSE = 2,
CS_LAUNCH_TYPE_APPLICATION = 3,
});
struct launch_constraint_data {
cs_launch_type_t launch_type;
};
typedef struct launch_constraint_data* launch_constraint_data_t;
#endif /* _KERN_CODESIGN_H */
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