[apple/xnu.git] / bsd / sys / spawn.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@
 */

/*
 * [SPN] Support for _POSIX_SPAWN
 *
 * This header contains information that is shared between the user space
 * and kernel versions of the posix_spawn() code.  Shared elements are all
 * manifest constants, at the current time.
 */

#ifndef	_SYS_SPAWN_H_
#define	_SYS_SPAWN_H_

/*
 * Possible bit values which may be OR'ed together and provided as the second
 * parameter to posix_spawnattr_setflags() or implicit returned in the value of
 * the second parameter to posix_spawnattr_getflags().
 */
#define	POSIX_SPAWN_RESETIDS		0x0001	/* [SPN] R[UG]ID not E[UG]ID */
#define	POSIX_SPAWN_SETPGROUP		0x0002	/* [SPN] set non-parent PGID */
#define	POSIX_SPAWN_SETSIGDEF		0x0004	/* [SPN] reset sigset default */
#define	POSIX_SPAWN_SETSIGMASK		0x0008	/* [SPN] set signal mask */

#if 0	/* _POSIX_PRIORITY_SCHEDULING [PS] : not supported */
#define	POSIX_SPAWN_SETSCHEDPARAM	0x0010
#define	POSIX_SPAWN_SETSCHEDULER	0x0020
#endif	/* 0 */

#if	!defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE)
/*
 * Darwin-specific flags
 */
#define	POSIX_SPAWN_SETEXEC		0x0040
#define	POSIX_SPAWN_START_SUSPENDED	0x0080
#ifdef	PRIVATE
#define	_POSIX_SPAWN_DISABLE_ASLR	0x0100
#define	_POSIX_SPAWN_ALLOW_DATA_EXEC	0x2000
#define	POSIX_SPAWN_OSX_TALAPP_START	0x0400
#define	POSIX_SPAWN_OSX_WIDGET_START	0x0800
#define	POSIX_SPAWN_OSX_DBCLIENT_START	0x0800		/* not a bug, same as widget just rename */
#define	POSIX_SPAWN_IOS_APP_START	0x1000
#endif	/* PRIVATE */
#define	POSIX_SPAWN_CLOEXEC_DEFAULT	0x4000

/*
 * Possible values to be set for the process control actions on resource starvation.
 * POSIX_SPAWN_PCONTROL_THROTTLE indicates that the process is to be throttled on starvation.
 * POSIX_SPAWN_PCONTROL_SUSPEND indicates that the process is to be suspended on starvation.
 * POSIX_SPAWN_PCONTROL_KILL indicates that the process is to be terminated  on starvation.
 */
#define POSIX_SPAWN_PCONTROL_NONE	0x0000
#define POSIX_SPAWN_PCONTROL_THROTTLE	0x0001
#define POSIX_SPAWN_PCONTROL_SUSPEND	0x0002
#define POSIX_SPAWN_PCONTROL_KILL	0x0003

#endif /* (!_POSIX_C_SOURCE || _DARWIN_C_SOURCE) */

#endif	/* _SYS_SPAWN_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	/*
	30	* [SPN] Support for _POSIX_SPAWN
	31	*
	32	* This header contains information that is shared between the user space
	33	* and kernel versions of the posix_spawn() code. Shared elements are all
	34	* manifest constants, at the current time.
	35	*/
	36
	37	#ifndef _SYS_SPAWN_H_
	38	#define _SYS_SPAWN_H_
	39
	40	/*
	41	* Possible bit values which may be OR'ed together and provided as the second
	42	* parameter to posix_spawnattr_setflags() or implicit returned in the value of
	43	* the second parameter to posix_spawnattr_getflags().
	44	*/
	45	#define POSIX_SPAWN_RESETIDS 0x0001 /* [SPN] R[UG]ID not E[UG]ID */
	46	#define POSIX_SPAWN_SETPGROUP 0x0002 /* [SPN] set non-parent PGID */
	47	#define POSIX_SPAWN_SETSIGDEF 0x0004 /* [SPN] reset sigset default */
	48	#define POSIX_SPAWN_SETSIGMASK 0x0008 /* [SPN] set signal mask */
	49
	50	#if 0 /* _POSIX_PRIORITY_SCHEDULING [PS] : not supported */
	51	#define POSIX_SPAWN_SETSCHEDPARAM 0x0010
	52	#define POSIX_SPAWN_SETSCHEDULER 0x0020
	53	#endif /* 0 */
	54
	55	#if !defined(_POSIX_C_SOURCE) \|\| defined(_DARWIN_C_SOURCE)
	56	/*
	57	* Darwin-specific flags
	58	*/
	59	#define POSIX_SPAWN_SETEXEC 0x0040
	60	#define POSIX_SPAWN_START_SUSPENDED 0x0080
6d2010ae A	61	#ifdef PRIVATE
	62	#define _POSIX_SPAWN_DISABLE_ASLR 0x0100
	63	#define _POSIX_SPAWN_ALLOW_DATA_EXEC 0x2000
	64	#define POSIX_SPAWN_OSX_TALAPP_START 0x0400
	65	#define POSIX_SPAWN_OSX_WIDGET_START 0x0800
	66	#define POSIX_SPAWN_OSX_DBCLIENT_START 0x0800 /* not a bug, same as widget just rename */
	67	#define POSIX_SPAWN_IOS_APP_START 0x1000
	68	#endif /* PRIVATE */
	69	#define POSIX_SPAWN_CLOEXEC_DEFAULT 0x4000
2d21ac55	70
b0d623f7 A	71	/*
	72	* Possible values to be set for the process control actions on resource starvation.
	73	* POSIX_SPAWN_PCONTROL_THROTTLE indicates that the process is to be throttled on starvation.
	74	* POSIX_SPAWN_PCONTROL_SUSPEND indicates that the process is to be suspended on starvation.
	75	* POSIX_SPAWN_PCONTROL_KILL indicates that the process is to be terminated on starvation.
	76	*/
	77	#define POSIX_SPAWN_PCONTROL_NONE 0x0000
	78	#define POSIX_SPAWN_PCONTROL_THROTTLE 0x0001
	79	#define POSIX_SPAWN_PCONTROL_SUSPEND 0x0002
	80	#define POSIX_SPAWN_PCONTROL_KILL 0x0003
	81
2d21ac55 A	82	#endif /* (!_POSIX_C_SOURCE \|\| _DARWIN_C_SOURCE) */
	83
	84	#endif /* _SYS_SPAWN_H_ */