[apple/xnu.git] / bsd / sys / codesign.h

/*
 * Copyright (c) 2006 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 _SYS_CODESIGN_H_
#define _SYS_CODESIGN_H_

#if KERNEL
#include <kern/cs_blobs.h>
#else
#include <System/kern/cs_blobs.h>
#endif

/* MAC flags used by F_ADDFILESIGS_* */
#define MAC_VNODE_CHECK_DYLD_SIM 0x1   /* tells the MAC framework that dyld-sim is being loaded */

/* csops  operations */
#define	CS_OPS_STATUS		0	/* return status */
#define	CS_OPS_MARKINVALID	1	/* invalidate process */
#define	CS_OPS_MARKHARD		2	/* set HARD flag */
#define	CS_OPS_MARKKILL		3	/* set KILL flag (sticky) */
#ifdef KERNEL_PRIVATE
/* CS_OPS_PIDPATH		4	*/
#endif
#define	CS_OPS_CDHASH		5	/* get code directory hash */
#define CS_OPS_PIDOFFSET	6	/* get offset of active Mach-o slice */
#define CS_OPS_ENTITLEMENTS_BLOB 7	/* get entitlements blob */
#define CS_OPS_MARKRESTRICT	8	/* set RESTRICT flag (sticky) */
#define CS_OPS_SET_STATUS	9	/* set codesign flags */
#define CS_OPS_BLOB		10	/* get codesign blob */
#define CS_OPS_IDENTITY		11	/* get codesign identity */
#define CS_OPS_CLEARINSTALLER	12	/* clear INSTALLER flag */
#define CS_OPS_CLEARPLATFORM 13 /* clear platform binary status (DEVELOPMENT-only) */
#define CS_OPS_TEAMID       14  /* get team id */

#define CS_MAX_TEAMID_LEN	64

#ifndef KERNEL

#include <sys/types.h>
#include <mach/message.h>

__BEGIN_DECLS
/* code sign operations */
int csops(pid_t pid, unsigned int  ops, void * useraddr, size_t usersize);
int csops_audittoken(pid_t pid, unsigned int  ops, void * useraddr, size_t usersize, audit_token_t * token);
__END_DECLS

#else /* !KERNEL */

#include <mach/machine.h>
#include <mach/vm_types.h>

#include <sys/cdefs.h>
#include <sys/_types/_off_t.h>

struct vnode;
struct cs_blob;
struct fileglob;

__BEGIN_DECLS
int	cs_valid(struct proc *);
int	cs_process_enforcement(struct proc *);
int cs_process_global_enforcement(void);
int cs_system_enforcement(void);
int	cs_require_lv(struct proc *);
int csproc_forced_lv(struct proc* p);
int	cs_system_require_lv(void);
uint32_t cs_entitlement_flags(struct proc *p);
int	cs_entitlements_blob_get(struct proc *, void **, size_t *);
int	cs_restricted(struct proc *);
uint8_t * cs_get_cdhash(struct proc *);

struct cs_blob * csproc_get_blob(struct proc *);
struct cs_blob * csvnode_get_blob(struct vnode *, off_t);
void		 csvnode_print_debug(struct vnode *);

off_t			csblob_get_base_offset(struct cs_blob *);
vm_size_t		csblob_get_size(struct cs_blob *);
vm_address_t	csblob_get_addr(struct cs_blob *);
const char *	csblob_get_teamid(struct cs_blob *);
const char *	csblob_get_identity(struct cs_blob *);
const uint8_t *	csblob_get_cdhash(struct cs_blob *);
int				csblob_get_platform_binary(struct cs_blob *);
unsigned int	csblob_get_flags(struct cs_blob *);
uint8_t			csblob_get_hashtype(struct cs_blob const *);
unsigned int	csblob_get_signer_type(struct cs_blob *);
#if DEVELOPMENT || DEBUG
void			csproc_clear_platform_binary(struct proc *);
#endif

void csproc_disable_enforcement(struct proc* p);
void csproc_mark_invalid_allowed(struct proc* p);
int csproc_check_invalid_allowed(struct proc* p);
int csproc_hardened_runtime(struct proc* p);

int		csblob_get_entitlements(struct cs_blob *, void **, size_t *);

const CS_GenericBlob *
		csblob_find_blob(struct cs_blob *, uint32_t, uint32_t);
const CS_GenericBlob *
		csblob_find_blob_bytes(const uint8_t *, size_t, uint32_t, uint32_t);
void *          csblob_entitlements_dictionary_copy(struct cs_blob *csblob);
void            csblob_entitlements_dictionary_set(struct cs_blob *csblob, void * entitlements);

/*
 * Mostly convenience functions below
 */

const 	char * csproc_get_teamid(struct proc *);
const 	char * csvnode_get_teamid(struct vnode *, off_t);
int 	csproc_get_platform_binary(struct proc *);
int csproc_get_prod_signed(struct proc *);
const 	char * csfg_get_teamid(struct fileglob *);
int	csfg_get_path(struct fileglob *, char *, int *);
int 	csfg_get_platform_binary(struct fileglob *);
uint8_t * csfg_get_cdhash(struct fileglob *, uint64_t, size_t *);
int csfg_get_prod_signed(struct fileglob *);
unsigned int csfg_get_signer_type(struct fileglob *);
const char *csfg_get_identity(struct fileglob *fg, off_t offset);
unsigned int csproc_get_signer_type(struct proc *);

uint8_t csfg_get_platform_identifier(struct fileglob *, off_t);
uint8_t csvnode_get_platform_identifier(struct vnode *, off_t);
uint8_t csproc_get_platform_identifier(struct proc *);

extern int cs_debug;
extern int cs_debug_fail_on_unsigned_code;
extern unsigned int cs_debug_unsigned_exec_failures;
extern unsigned int cs_debug_unsigned_mmap_failures;

int cs_blob_create_validated(vm_address_t* addr, vm_size_t size,
							 struct cs_blob ** ret_blob, CS_CodeDirectory const **ret_cd);

void cs_blob_free(struct cs_blob *blob);

#ifdef XNU_KERNEL_PRIVATE

void	cs_init(void);
int	cs_allow_invalid(struct proc *);
int	cs_invalid_page(addr64_t vaddr, boolean_t *cs_killed);
int	csproc_get_platform_path(struct proc *);

#if !SECURE_KERNEL
extern int cs_enforcement_panic;
#endif

#endif /* XNU_KERNEL_PRIVATE */


__END_DECLS


#endif /* KERNEL */

#endif /* _SYS_CODESIGN_H_ */
Commit	Line	Data
2d21ac55 A	1	/*
	2	* Copyright (c) 2006 Apple Computer, 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_CODESIGN_H_
	30	#define _SYS_CODESIGN_H_
	31
5ba3f43e A	32	#if KERNEL
	33	#include <kern/cs_blobs.h>
	34	#else
	35	#include <System/kern/cs_blobs.h>
	36	#endif
2d21ac55	37
c18c124e A	38	/* MAC flags used by F_ADDFILESIGS_* */
	39	#define MAC_VNODE_CHECK_DYLD_SIM 0x1 /* tells the MAC framework that dyld-sim is being loaded */
	40
2d21ac55 A	41	/* csops operations */
	42	#define CS_OPS_STATUS 0 /* return status */
	43	#define CS_OPS_MARKINVALID 1 /* invalidate process */
	44	#define CS_OPS_MARKHARD 2 /* set HARD flag */
	45	#define CS_OPS_MARKKILL 3 /* set KILL flag (sticky) */
39236c6e A	46	#ifdef KERNEL_PRIVATE
	47	/* CS_OPS_PIDPATH 4 */
	48	#endif
2d21ac55	49	#define CS_OPS_CDHASH 5 /* get code directory hash */
b0d623f7	50	#define CS_OPS_PIDOFFSET 6 /* get offset of active Mach-o slice */
6d2010ae A	51	#define CS_OPS_ENTITLEMENTS_BLOB 7 /* get entitlements blob */
6d2010ae A	52	#define CS_OPS_MARKRESTRICT 8 /* set RESTRICT flag (sticky) */
39236c6e A	53	#define CS_OPS_SET_STATUS 9 /* set codesign flags */
	54	#define CS_OPS_BLOB 10 /* get codesign blob */
	55	#define CS_OPS_IDENTITY 11 /* get codesign identity */
39037602	56	#define CS_OPS_CLEARINSTALLER 12 /* clear INSTALLER flag */
5ba3f43e	57	#define CS_OPS_CLEARPLATFORM 13 /* clear platform binary status (DEVELOPMENT-only) */
d9a64523	58	#define CS_OPS_TEAMID 14 /* get team id */
39236c6e	59
5ba3f43e	60	#define CS_MAX_TEAMID_LEN 64
2d21ac55 A	61
	62	#ifndef KERNEL
	63
39236c6e	64	#include <sys/types.h>
fe8ab488	65	#include <mach/message.h>
2d21ac55	66
39236c6e	67	__BEGIN_DECLS
2d21ac55 A	68	/* code sign operations */
2d21ac55 A	69	int csops(pid_t pid, unsigned int ops, void * useraddr, size_t usersize);
316670eb	70	int csops_audittoken(pid_t pid, unsigned int ops, void * useraddr, size_t usersize, audit_token_t * token);
39236c6e A	71	__END_DECLS
	72
	73	#else /* !KERNEL */
	74
d9a64523	75	#include <mach/machine.h>
39037602 A	76	#include <mach/vm_types.h>
39037602 A	77
39236c6e	78	#include <sys/cdefs.h>
fe8ab488	79	#include <sys/_types/_off_t.h>
39236c6e A	80
39236c6e A	81	struct vnode;
fe8ab488 A	82	struct cs_blob;
fe8ab488 A	83	struct fileglob;
39236c6e	84
39236c6e	85	__BEGIN_DECLS
39037602	86	int cs_valid(struct proc *);
d9a64523 A	87	int cs_process_enforcement(struct proc *);
	88	int cs_process_global_enforcement(void);
	89	int cs_system_enforcement(void);
fe8ab488	90	int cs_require_lv(struct proc *);
d9a64523	91	int csproc_forced_lv(struct proc* p);
39037602	92	int cs_system_require_lv(void);
fe8ab488 A	93	uint32_t cs_entitlement_flags(struct proc *p);
fe8ab488 A	94	int cs_entitlements_blob_get(struct proc , void , size_t );
3e170ce0	95	int cs_restricted(struct proc *);
39236c6e	96	uint8_t * cs_get_cdhash(struct proc *);
2d21ac55	97
3e170ce0 A	98	struct cs_blob * csproc_get_blob(struct proc *);
	99	struct cs_blob * csvnode_get_blob(struct vnode *, off_t);
	100	void csvnode_print_debug(struct vnode *);
	101
39037602 A	102	off_t csblob_get_base_offset(struct cs_blob *);
	103	vm_size_t csblob_get_size(struct cs_blob *);
	104	vm_address_t csblob_get_addr(struct cs_blob *);
3e170ce0 A	105	const char * csblob_get_teamid(struct cs_blob *);
	106	const char * csblob_get_identity(struct cs_blob *);
	107	const uint8_t * csblob_get_cdhash(struct cs_blob *);
39037602	108	int csblob_get_platform_binary(struct cs_blob *);
5ba3f43e A	109	unsigned int csblob_get_flags(struct cs_blob *);
	110	uint8_t csblob_get_hashtype(struct cs_blob const *);
	111	unsigned int csblob_get_signer_type(struct cs_blob *);
	112	#if DEVELOPMENT \|\| DEBUG
	113	void csproc_clear_platform_binary(struct proc *);
	114	#endif
39037602	115
d9a64523 A	116	void csproc_disable_enforcement(struct proc* p);
	117	void csproc_mark_invalid_allowed(struct proc* p);
	118	int csproc_check_invalid_allowed(struct proc* p);
	119	int csproc_hardened_runtime(struct proc* p);
	120
3e170ce0	121	int csblob_get_entitlements(struct cs_blob , void , size_t );
39037602	122
3e170ce0 A	123	const CS_GenericBlob *
	124	csblob_find_blob(struct cs_blob *, uint32_t, uint32_t);
	125	const CS_GenericBlob *
	126	csblob_find_blob_bytes(const uint8_t *, size_t, uint32_t, uint32_t);
39037602 A	127	void * csblob_entitlements_dictionary_copy(struct cs_blob *csblob);
39037602 A	128	void csblob_entitlements_dictionary_set(struct cs_blob csblob, void entitlements);
3e170ce0 A	129
	130	/*
	131	* Mostly convenience functions below
	132	*/
fe8ab488	133
fe8ab488 A	134	const char * csproc_get_teamid(struct proc *);
	135	const char * csvnode_get_teamid(struct vnode *, off_t);
	136	int csproc_get_platform_binary(struct proc *);
743345f9	137	int csproc_get_prod_signed(struct proc *);
fe8ab488 A	138	const char * csfg_get_teamid(struct fileglob *);
	139	int csfg_get_path(struct fileglob , char , int *);
	140	int csfg_get_platform_binary(struct fileglob *);
3e170ce0	141	uint8_t * csfg_get_cdhash(struct fileglob , uint64_t, size_t );
743345f9	142	int csfg_get_prod_signed(struct fileglob *);
5ba3f43e	143	unsigned int csfg_get_signer_type(struct fileglob *);
a39ff7e2	144	const char csfg_get_identity(struct fileglob fg, off_t offset);
5ba3f43e	145	unsigned int csproc_get_signer_type(struct proc *);
fe8ab488	146
a39ff7e2 A	147	uint8_t csfg_get_platform_identifier(struct fileglob *, off_t);
	148	uint8_t csvnode_get_platform_identifier(struct vnode *, off_t);
	149	uint8_t csproc_get_platform_identifier(struct proc *);
	150
3e170ce0	151	extern int cs_debug;
d9a64523 A	152	extern int cs_debug_fail_on_unsigned_code;
	153	extern unsigned int cs_debug_unsigned_exec_failures;
	154	extern unsigned int cs_debug_unsigned_mmap_failures;
	155
	156	int cs_blob_create_validated(vm_address_t* addr, vm_size_t size,
	157	struct cs_blob ret_blob, CS_CodeDirectory const ret_cd);
	158
	159	void cs_blob_free(struct cs_blob *blob);
2d21ac55	160
39236c6e A	161	#ifdef XNU_KERNEL_PRIVATE
	162
	163	void cs_init(void);
	164	int cs_allow_invalid(struct proc *);
39037602	165	int cs_invalid_page(addr64_t vaddr, boolean_t *cs_killed);
3e170ce0	166	int csproc_get_platform_path(struct proc *);
39236c6e	167
39236c6e A	168	#if !SECURE_KERNEL
	169	extern int cs_enforcement_panic;
	170	#endif
	171
	172	#endif /* XNU_KERNEL_PRIVATE */
	173
3e170ce0 A	174
	175	__END_DECLS
	176
	177
	178
39236c6e	179	#endif /* KERNEL */
2d21ac55 A	180
2d21ac55 A	181	#endif /* _SYS_CODESIGN_H_ */