[apple/xnu.git] / security / mac_mach_internal.h

/*
 * Copyright (c) 2007 Apple 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@
 */
/*-
 * Copyright (c) 2005 SPARTA, Inc.
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 */

#ifndef _SECURITY_MAC_MACH_INTERNAL_H_
#define _SECURITY_MAC_MACH_INTERNAL_H_

#ifndef PRIVATE
#warning "MAC policy is not KPI, see Technical Q&A QA1574, this header will be removed in next version"
#endif

/* mac_do_machexc() flags */
#define	MAC_DOEXCF_TRACED	0x01	/* Only do mach exeception if
					   being ptrace()'ed */
struct exception_action;
struct uthread;
struct task;

int	mac_do_machexc(int64_t code, int64_t subcode, uint32_t flags __unused);
int	mac_schedule_userret(void);

#if CONFIG_MACF
void mac_policy_init(void);
void mac_policy_initmach(void);

/* tasks */
int	mac_task_check_expose_task(struct task *t);

int	mac_task_check_set_host_special_port(struct task *task,
	    int id, struct ipc_port *port);
int	mac_task_check_set_host_exception_port(struct task *task,
	    unsigned int exception);
int	mac_task_check_set_host_exception_ports(struct task *task,
	    unsigned int exception_mask);

/* threads */
void	act_set_astmacf(struct thread *);
void	mac_thread_userret(struct thread *);

/* exception actions */
struct label *mac_exc_create_label(void);
void mac_exc_free_label(struct label *label);

void mac_exc_associate_action_label(struct exception_action *action, struct label *label);
void mac_exc_free_action_label(struct exception_action *action);

int mac_exc_update_action_label(struct exception_action *action, struct label *newlabel);
int mac_exc_inherit_action_label(struct exception_action *parent, struct exception_action *child);
int mac_exc_update_task_crash_label(struct task *task, struct label *newlabel);

int mac_exc_action_check_exception_send(struct task *victim_task, struct exception_action *action);

struct label *mac_exc_create_label_for_proc(struct proc *proc);
struct label *mac_exc_create_label_for_current_proc(void);

#endif /* MAC */

#endif	/* !_SECURITY_MAC_MACH_INTERNAL_H_ */
Commit	Line	Data
2d21ac55 A	1	/*
	2	* Copyright (c) 2007 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	* Copyright (c) 2005 SPARTA, Inc.
	30	* All rights reserved.
	31	*
	32	* Redistribution and use in source and binary forms, with or without
	33	* modification, are permitted provided that the following conditions
	34	* are met:
	35	* 1. Redistributions of source code must retain the above copyright
	36	* notice, this list of conditions and the following disclaimer.
	37	* 2. Redistributions in binary form must reproduce the above copyright
	38	* notice, this list of conditions and the following disclaimer in the
	39	* documentation and/or other materials provided with the distribution.
	40	*
	41	* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
	42	* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
	43	* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
	44	* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
	45	* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
	46	* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
	47	* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
	48	* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
	49	* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
	50	* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
	51	* SUCH DAMAGE.
	52	*/
	53
	54	#ifndef _SECURITY_MAC_MACH_INTERNAL_H_
	55	#define _SECURITY_MAC_MACH_INTERNAL_H_
	56
39236c6e A	57	#ifndef PRIVATE
	58	#warning "MAC policy is not KPI, see Technical Q&A QA1574, this header will be removed in next version"
	59	#endif
	60
316670eb A	61	/* mac_do_machexc() flags */
	62	#define MAC_DOEXCF_TRACED 0x01 /* Only do mach exeception if
	63	being ptrace()'ed */
5ba3f43e	64	struct exception_action;
316670eb	65	struct uthread;
5ba3f43e A	66	struct task;
5ba3f43e A	67
316670eb A	68	int mac_do_machexc(int64_t code, int64_t subcode, uint32_t flags __unused);
316670eb A	69	int mac_schedule_userret(void);
316670eb	70
2d21ac55 A	71	#if CONFIG_MACF
	72	void mac_policy_init(void);
	73	void mac_policy_initmach(void);
	74
3e170ce0 A	75	/* tasks */
	76	int mac_task_check_expose_task(struct task *t);
	77
	78	int mac_task_check_set_host_special_port(struct task *task,
	79	int id, struct ipc_port *port);
	80	int mac_task_check_set_host_exception_port(struct task *task,
	81	unsigned int exception);
	82	int mac_task_check_set_host_exception_ports(struct task *task,
	83	unsigned int exception_mask);
	84
316670eb A	85	/* threads */
	86	void act_set_astmacf(struct thread *);
	87	void mac_thread_userret(struct thread *);
39037602 A	88
39037602 A	89	/* exception actions */
5ba3f43e A	90	struct label *mac_exc_create_label(void);
	91	void mac_exc_free_label(struct label *label);
	92
	93	void mac_exc_associate_action_label(struct exception_action action, struct label label);
	94	void mac_exc_free_action_label(struct exception_action *action);
39037602	95
5ba3f43e A	96	int mac_exc_update_action_label(struct exception_action action, struct label newlabel);
	97	int mac_exc_inherit_action_label(struct exception_action parent, struct exception_action child);
	98	int mac_exc_update_task_crash_label(struct task task, struct label newlabel);
39037602 A	99
39037602 A	100	int mac_exc_action_check_exception_send(struct task victim_task, struct exception_action action);
5ba3f43e A	101
	102	struct label mac_exc_create_label_for_proc(struct proc proc);
	103	struct label *mac_exc_create_label_for_current_proc(void);
	104
2d21ac55 A	105	#endif /* MAC */
	106
	107	#endif /* !_SECURITY_MAC_MACH_INTERNAL_H_ */