1/*
2 * Copyright (c) 2000-2018 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/* Copyright (c) 1995 NeXT Computer, Inc. All Rights Reserved */
29/*
30 * Copyright (c) 1982, 1986, 1993
31 * The Regents of the University of California. All rights reserved.
32 *
33 * Redistribution and use in source and binary forms, with or without
34 * modification, are permitted provided that the following conditions
35 * are met:
36 * 1. Redistributions of source code must retain the above copyright
37 * notice, this list of conditions and the following disclaimer.
38 * 2. Redistributions in binary form must reproduce the above copyright
39 * notice, this list of conditions and the following disclaimer in the
40 * documentation and/or other materials provided with the distribution.
41 * 3. All advertising materials mentioning features or use of this software
42 * must display the following acknowledgement:
43 * This product includes software developed by the University of
44 * California, Berkeley and its contributors.
45 * 4. Neither the name of the University nor the names of its contributors
46 * may be used to endorse or promote products derived from this software
47 * without specific prior written permission.
48 *
49 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
50 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
51 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
52 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
53 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
54 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
55 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
56 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
57 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
58 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
59 * SUCH DAMAGE.
60 *
61 * @(#)resource.h 8.2 (Berkeley) 1/4/94
62 */
63
64#ifndef _SYS_RESOURCE_H_
65#define _SYS_RESOURCE_H_
66
67#include <sys/appleapiopts.h>
68#include <sys/cdefs.h>
69#include <sys/_types.h>
70
71#if __DARWIN_C_LEVEL >= __DARWIN_C_FULL
72#include <stdint.h>
73#endif /* __DARWIN_C_LEVEL >= __DARWIN_C_FULL */
74
75#ifndef KERNEL
76#include <Availability.h>
77#endif
78
79/* [XSI] The timeval structure shall be defined as described in
80 * <sys/time.h>
81 */
82#include <sys/_types/_timeval.h>
83#ifdef KERNEL
84#include <sys/_types/_user32_timeval.h>
85#include <sys/_types/_user64_timeval.h>
86#endif
87
88/* The id_t type shall be defined as described in <sys/types.h> */
89#include <sys/_types/_id_t.h>
90
91
92/*
93 * Resource limit type (low 63 bits, excluding the sign bit)
94 */
95typedef __uint64_t rlim_t;
96
97
98/*****
99 * PRIORITY
100 */
101
102/*
103 * Possible values of the first parameter to getpriority()/setpriority(),
104 * used to indicate the type of the second parameter.
105 */
106#define PRIO_PROCESS 0 /* Second argument is a PID */
107#define PRIO_PGRP 1 /* Second argument is a GID */
108#define PRIO_USER 2 /* Second argument is a UID */
109
110#if __DARWIN_C_LEVEL >= __DARWIN_C_FULL
111#define PRIO_DARWIN_THREAD 3 /* Second argument is always 0 (current thread) */
112#define PRIO_DARWIN_PROCESS 4 /* Second argument is a PID */
113
114#ifdef PRIVATE
115
116#define PRIO_DARWIN_GPU 5 /* Second argument is a PID */
117
118#define PRIO_DARWIN_GPU_ALLOW 0x1
119#define PRIO_DARWIN_GPU_DENY 0x2
120
121#define PRIO_DARWIN_ROLE 6 /* Second argument is a PID */
122
123#define PRIO_DARWIN_ROLE_DEFAULT 0x0 /* Reset to default state */
124#define PRIO_DARWIN_ROLE_UI_FOCAL 0x1 /* On screen, focal UI */
125#define PRIO_DARWIN_ROLE_UI 0x2 /* On screen UI, focal unknown */
126#define PRIO_DARWIN_ROLE_NON_UI 0x3 /* Off screen, non-focal UI */
127#define PRIO_DARWIN_ROLE_UI_NON_FOCAL 0x4 /* On screen, non-focal UI */
128#define PRIO_DARWIN_ROLE_TAL_LAUNCH 0x5 /* Throttled-launch (for OS X TAL resume) */
129#define PRIO_DARWIN_ROLE_DARWIN_BG 0x6 /* Throttled for running in the background */
130
131/* Additional private parameters to getpriority()/setpriority() are in resource_private.h */
132
133#endif /* PRIVATE */
134
135/*
136 * Range limitations for the value of the third parameter to setpriority().
137 */
138#define PRIO_MIN -20
139#define PRIO_MAX 20
140
141/*
142 * use PRIO_DARWIN_BG to set the current thread into "background" state
143 * which lowers CPU, disk IO, and networking priorites until thread terminates
144 * or "background" state is revoked
145 */
146#define PRIO_DARWIN_BG 0x1000
147
148/*
149 * use PRIO_DARWIN_NONUI to restrict a process's ability to make calls to
150 * the GPU. (deprecated)
151 */
152#define PRIO_DARWIN_NONUI 0x1001
153
154#endif /* __DARWIN_C_LEVEL >= __DARWIN_C_FULL */
155
156
157
158/*****
159 * RESOURCE USAGE
160 */
161
162/*
163 * Possible values of the first parameter to getrusage(), used to indicate
164 * the scope of the information to be returned.
165 */
166#define RUSAGE_SELF 0 /* Current process information */
167#define RUSAGE_CHILDREN -1 /* Current process' children */
168
169/*
170 * A structure representing an accounting of resource utilization. The
171 * address of an instance of this structure is the second parameter to
172 * getrusage().
173 *
174 * Note: All values other than ru_utime and ru_stime are implementaiton
175 * defined and subject to change in a future release. Their use
176 * is discouraged for standards compliant programs.
177 */
178struct rusage {
179 struct timeval ru_utime; /* user time used (PL) */
180 struct timeval ru_stime; /* system time used (PL) */
181#if __DARWIN_C_LEVEL < __DARWIN_C_FULL
182 long ru_opaque[14]; /* implementation defined */
183#else
184 /*
185 * Informational aliases for source compatibility with programs
186 * that need more information than that provided by standards,
187 * and which do not mind being OS-dependent.
188 */
189 long ru_maxrss; /* max resident set size (PL) */
190#define ru_first ru_ixrss /* internal: ruadd() range start */
191 long ru_ixrss; /* integral shared memory size (NU) */
192 long ru_idrss; /* integral unshared data (NU) */
193 long ru_isrss; /* integral unshared stack (NU) */
194 long ru_minflt; /* page reclaims (NU) */
195 long ru_majflt; /* page faults (NU) */
196 long ru_nswap; /* swaps (NU) */
197 long ru_inblock; /* block input operations (atomic) */
198 long ru_oublock; /* block output operations (atomic) */
199 long ru_msgsnd; /* messages sent (atomic) */
200 long ru_msgrcv; /* messages received (atomic) */
201 long ru_nsignals; /* signals received (atomic) */
202 long ru_nvcsw; /* voluntary context switches (atomic) */
203 long ru_nivcsw; /* involuntary " */
204#define ru_last ru_nivcsw /* internal: ruadd() range end */
205#endif /* __DARWIN_C_LEVEL >= __DARWIN_C_FULL */
206};
207
208#if __DARWIN_C_LEVEL >= __DARWIN_C_FULL
209/*
210 * Flavors for proc_pid_rusage().
211 */
212#define RUSAGE_INFO_V0 0
213#define RUSAGE_INFO_V1 1
214#define RUSAGE_INFO_V2 2
215#define RUSAGE_INFO_V3 3
216#define RUSAGE_INFO_V4 4
217#define RUSAGE_INFO_V5 5
218#define RUSAGE_INFO_V6 6
219#define RUSAGE_INFO_CURRENT RUSAGE_INFO_V6
220
221/*
222 * Flags for RUSAGE_INFO_V5
223 */
224#define RU_PROC_RUNS_RESLIDE 0x00000001 /* proc has reslid shared cache */
225
226typedef void *rusage_info_t;
227
228struct rusage_info_v0 {
229 uint8_t ri_uuid[16];
230 uint64_t ri_user_time;
231 uint64_t ri_system_time;
232 uint64_t ri_pkg_idle_wkups;
233 uint64_t ri_interrupt_wkups;
234 uint64_t ri_pageins;
235 uint64_t ri_wired_size;
236 uint64_t ri_resident_size;
237 uint64_t ri_phys_footprint;
238 uint64_t ri_proc_start_abstime;
239 uint64_t ri_proc_exit_abstime;
240};
241
242struct rusage_info_v1 {
243 uint8_t ri_uuid[16];
244 uint64_t ri_user_time;
245 uint64_t ri_system_time;
246 uint64_t ri_pkg_idle_wkups;
247 uint64_t ri_interrupt_wkups;
248 uint64_t ri_pageins;
249 uint64_t ri_wired_size;
250 uint64_t ri_resident_size;
251 uint64_t ri_phys_footprint;
252 uint64_t ri_proc_start_abstime;
253 uint64_t ri_proc_exit_abstime;
254 uint64_t ri_child_user_time;
255 uint64_t ri_child_system_time;
256 uint64_t ri_child_pkg_idle_wkups;
257 uint64_t ri_child_interrupt_wkups;
258 uint64_t ri_child_pageins;
259 uint64_t ri_child_elapsed_abstime;
260};
261
262struct rusage_info_v2 {
263 uint8_t ri_uuid[16];
264 uint64_t ri_user_time;
265 uint64_t ri_system_time;
266 uint64_t ri_pkg_idle_wkups;
267 uint64_t ri_interrupt_wkups;
268 uint64_t ri_pageins;
269 uint64_t ri_wired_size;
270 uint64_t ri_resident_size;
271 uint64_t ri_phys_footprint;
272 uint64_t ri_proc_start_abstime;
273 uint64_t ri_proc_exit_abstime;
274 uint64_t ri_child_user_time;
275 uint64_t ri_child_system_time;
276 uint64_t ri_child_pkg_idle_wkups;
277 uint64_t ri_child_interrupt_wkups;
278 uint64_t ri_child_pageins;
279 uint64_t ri_child_elapsed_abstime;
280 uint64_t ri_diskio_bytesread;
281 uint64_t ri_diskio_byteswritten;
282};
283
284struct rusage_info_v3 {
285 uint8_t ri_uuid[16];
286 uint64_t ri_user_time;
287 uint64_t ri_system_time;
288 uint64_t ri_pkg_idle_wkups;
289 uint64_t ri_interrupt_wkups;
290 uint64_t ri_pageins;
291 uint64_t ri_wired_size;
292 uint64_t ri_resident_size;
293 uint64_t ri_phys_footprint;
294 uint64_t ri_proc_start_abstime;
295 uint64_t ri_proc_exit_abstime;
296 uint64_t ri_child_user_time;
297 uint64_t ri_child_system_time;
298 uint64_t ri_child_pkg_idle_wkups;
299 uint64_t ri_child_interrupt_wkups;
300 uint64_t ri_child_pageins;
301 uint64_t ri_child_elapsed_abstime;
302 uint64_t ri_diskio_bytesread;
303 uint64_t ri_diskio_byteswritten;
304 uint64_t ri_cpu_time_qos_default;
305 uint64_t ri_cpu_time_qos_maintenance;
306 uint64_t ri_cpu_time_qos_background;
307 uint64_t ri_cpu_time_qos_utility;
308 uint64_t ri_cpu_time_qos_legacy;
309 uint64_t ri_cpu_time_qos_user_initiated;
310 uint64_t ri_cpu_time_qos_user_interactive;
311 uint64_t ri_billed_system_time;
312 uint64_t ri_serviced_system_time;
313};
314
315struct rusage_info_v4 {
316 uint8_t ri_uuid[16];
317 uint64_t ri_user_time;
318 uint64_t ri_system_time;
319 uint64_t ri_pkg_idle_wkups;
320 uint64_t ri_interrupt_wkups;
321 uint64_t ri_pageins;
322 uint64_t ri_wired_size;
323 uint64_t ri_resident_size;
324 uint64_t ri_phys_footprint;
325 uint64_t ri_proc_start_abstime;
326 uint64_t ri_proc_exit_abstime;
327 uint64_t ri_child_user_time;
328 uint64_t ri_child_system_time;
329 uint64_t ri_child_pkg_idle_wkups;
330 uint64_t ri_child_interrupt_wkups;
331 uint64_t ri_child_pageins;
332 uint64_t ri_child_elapsed_abstime;
333 uint64_t ri_diskio_bytesread;
334 uint64_t ri_diskio_byteswritten;
335 uint64_t ri_cpu_time_qos_default;
336 uint64_t ri_cpu_time_qos_maintenance;
337 uint64_t ri_cpu_time_qos_background;
338 uint64_t ri_cpu_time_qos_utility;
339 uint64_t ri_cpu_time_qos_legacy;
340 uint64_t ri_cpu_time_qos_user_initiated;
341 uint64_t ri_cpu_time_qos_user_interactive;
342 uint64_t ri_billed_system_time;
343 uint64_t ri_serviced_system_time;
344 uint64_t ri_logical_writes;
345 uint64_t ri_lifetime_max_phys_footprint;
346 uint64_t ri_instructions;
347 uint64_t ri_cycles;
348 uint64_t ri_billed_energy;
349 uint64_t ri_serviced_energy;
350 uint64_t ri_interval_max_phys_footprint;
351 uint64_t ri_runnable_time;
352};
353
354struct rusage_info_v5 {
355 uint8_t ri_uuid[16];
356 uint64_t ri_user_time;
357 uint64_t ri_system_time;
358 uint64_t ri_pkg_idle_wkups;
359 uint64_t ri_interrupt_wkups;
360 uint64_t ri_pageins;
361 uint64_t ri_wired_size;
362 uint64_t ri_resident_size;
363 uint64_t ri_phys_footprint;
364 uint64_t ri_proc_start_abstime;
365 uint64_t ri_proc_exit_abstime;
366 uint64_t ri_child_user_time;
367 uint64_t ri_child_system_time;
368 uint64_t ri_child_pkg_idle_wkups;
369 uint64_t ri_child_interrupt_wkups;
370 uint64_t ri_child_pageins;
371 uint64_t ri_child_elapsed_abstime;
372 uint64_t ri_diskio_bytesread;
373 uint64_t ri_diskio_byteswritten;
374 uint64_t ri_cpu_time_qos_default;
375 uint64_t ri_cpu_time_qos_maintenance;
376 uint64_t ri_cpu_time_qos_background;
377 uint64_t ri_cpu_time_qos_utility;
378 uint64_t ri_cpu_time_qos_legacy;
379 uint64_t ri_cpu_time_qos_user_initiated;
380 uint64_t ri_cpu_time_qos_user_interactive;
381 uint64_t ri_billed_system_time;
382 uint64_t ri_serviced_system_time;
383 uint64_t ri_logical_writes;
384 uint64_t ri_lifetime_max_phys_footprint;
385 uint64_t ri_instructions;
386 uint64_t ri_cycles;
387 uint64_t ri_billed_energy;
388 uint64_t ri_serviced_energy;
389 uint64_t ri_interval_max_phys_footprint;
390 uint64_t ri_runnable_time;
391 uint64_t ri_flags;
392};
393
394struct rusage_info_v6 {
395 uint8_t ri_uuid[16];
396 uint64_t ri_user_time;
397 uint64_t ri_system_time;
398 uint64_t ri_pkg_idle_wkups;
399 uint64_t ri_interrupt_wkups;
400 uint64_t ri_pageins;
401 uint64_t ri_wired_size;
402 uint64_t ri_resident_size;
403 uint64_t ri_phys_footprint;
404 uint64_t ri_proc_start_abstime;
405 uint64_t ri_proc_exit_abstime;
406 uint64_t ri_child_user_time;
407 uint64_t ri_child_system_time;
408 uint64_t ri_child_pkg_idle_wkups;
409 uint64_t ri_child_interrupt_wkups;
410 uint64_t ri_child_pageins;
411 uint64_t ri_child_elapsed_abstime;
412 uint64_t ri_diskio_bytesread;
413 uint64_t ri_diskio_byteswritten;
414 uint64_t ri_cpu_time_qos_default;
415 uint64_t ri_cpu_time_qos_maintenance;
416 uint64_t ri_cpu_time_qos_background;
417 uint64_t ri_cpu_time_qos_utility;
418 uint64_t ri_cpu_time_qos_legacy;
419 uint64_t ri_cpu_time_qos_user_initiated;
420 uint64_t ri_cpu_time_qos_user_interactive;
421 uint64_t ri_billed_system_time;
422 uint64_t ri_serviced_system_time;
423 uint64_t ri_logical_writes;
424 uint64_t ri_lifetime_max_phys_footprint;
425 uint64_t ri_instructions;
426 uint64_t ri_cycles;
427 uint64_t ri_billed_energy;
428 uint64_t ri_serviced_energy;
429 uint64_t ri_interval_max_phys_footprint;
430 uint64_t ri_runnable_time;
431 uint64_t ri_flags;
432 uint64_t ri_user_ptime;
433 uint64_t ri_system_ptime;
434 uint64_t ri_pinstructions;
435 uint64_t ri_pcycles;
436 uint64_t ri_energy_nj;
437 uint64_t ri_penergy_nj;
438 uint64_t ri_secure_time_in_system;
439 uint64_t ri_secure_ptime_in_system;
440 uint64_t ri_reserved[12];
441};
442
443typedef struct rusage_info_v6 rusage_info_current;
444
445#endif /* __DARWIN_C_LEVEL >= __DARWIN_C_FULL */
446
447#ifdef KERNEL
448
449struct rusage_superset {
450 struct rusage ru;
451 rusage_info_current ri;
452};
453
454struct rusage_info_child {
455 uint64_t ri_child_user_time;
456 uint64_t ri_child_system_time;
457 uint64_t ri_child_pkg_idle_wkups;
458 uint64_t ri_child_interrupt_wkups;
459 uint64_t ri_child_pageins;
460 uint64_t ri_child_elapsed_abstime;
461};
462
463struct user64_rusage {
464 struct user64_timeval ru_utime; /* user time used */
465 struct user64_timeval ru_stime; /* system time used */
466 user64_long_t ru_maxrss; /* max resident set size */
467 user64_long_t ru_ixrss; /* integral shared memory size */
468 user64_long_t ru_idrss; /* integral unshared data " */
469 user64_long_t ru_isrss; /* integral unshared stack " */
470 user64_long_t ru_minflt; /* page reclaims */
471 user64_long_t ru_majflt; /* page faults */
472 user64_long_t ru_nswap; /* swaps */
473 user64_long_t ru_inblock; /* block input operations */
474 user64_long_t ru_oublock; /* block output operations */
475 user64_long_t ru_msgsnd; /* messages sent */
476 user64_long_t ru_msgrcv; /* messages received */
477 user64_long_t ru_nsignals; /* signals received */
478 user64_long_t ru_nvcsw; /* voluntary context switches */
479 user64_long_t ru_nivcsw; /* involuntary " */
480};
481
482struct user32_rusage {
483 struct user32_timeval ru_utime; /* user time used */
484 struct user32_timeval ru_stime; /* system time used */
485 user32_long_t ru_maxrss; /* max resident set size */
486 user32_long_t ru_ixrss; /* integral shared memory size */
487 user32_long_t ru_idrss; /* integral unshared data " */
488 user32_long_t ru_isrss; /* integral unshared stack " */
489 user32_long_t ru_minflt; /* page reclaims */
490 user32_long_t ru_majflt; /* page faults */
491 user32_long_t ru_nswap; /* swaps */
492 user32_long_t ru_inblock; /* block input operations */
493 user32_long_t ru_oublock; /* block output operations */
494 user32_long_t ru_msgsnd; /* messages sent */
495 user32_long_t ru_msgrcv; /* messages received */
496 user32_long_t ru_nsignals; /* signals received */
497 user32_long_t ru_nvcsw; /* voluntary context switches */
498 user32_long_t ru_nivcsw; /* involuntary " */
499};
500
501#endif /* KERNEL */
502
503
504/*****
505 * RESOURCE LIMITS
506 */
507
508/*
509 * Symbolic constants for resource limits; since all limits are representable
510 * as a type rlim_t, we are permitted to define RLIM_SAVED_* in terms of
511 * RLIM_INFINITY.
512 */
513#define RLIM_INFINITY (((__uint64_t)1 << 63) - 1) /* no limit */
514#define RLIM_SAVED_MAX RLIM_INFINITY /* Unrepresentable hard limit */
515#define RLIM_SAVED_CUR RLIM_INFINITY /* Unrepresentable soft limit */
516
517/*
518 * Possible values of the first parameter to getrlimit()/setrlimit(), to
519 * indicate for which resource the operation is being performed.
520 */
521#define RLIMIT_CPU 0 /* cpu time per process */
522#define RLIMIT_FSIZE 1 /* file size */
523#define RLIMIT_DATA 2 /* data segment size */
524#define RLIMIT_STACK 3 /* stack size */
525#define RLIMIT_CORE 4 /* core file size */
526#define RLIMIT_AS 5 /* address space (resident set size) */
527#if __DARWIN_C_LEVEL >= __DARWIN_C_FULL
528#define RLIMIT_RSS RLIMIT_AS /* source compatibility alias */
529#define RLIMIT_MEMLOCK 6 /* locked-in-memory address space */
530#define RLIMIT_NPROC 7 /* number of processes */
531#endif /* __DARWIN_C_LEVEL >= __DARWIN_C_FULL */
532#define RLIMIT_NOFILE 8 /* number of open files */
533#if __DARWIN_C_LEVEL >= __DARWIN_C_FULL
534#define RLIM_NLIMITS 9 /* total number of resource limits */
535#endif /* __DARWIN_C_LEVEL >= __DARWIN_C_FULL */
536#define _RLIMIT_POSIX_FLAG 0x1000 /* Set bit for strict POSIX */
537
538/*
539 * A structure representing a resource limit. The address of an instance
540 * of this structure is the second parameter to getrlimit()/setrlimit().
541 */
542struct rlimit {
543 rlim_t rlim_cur; /* current (soft) limit */
544 rlim_t rlim_max; /* maximum value for rlim_cur */
545};
546
547#if __DARWIN_C_LEVEL >= __DARWIN_C_FULL
548/*
549 * proc_rlimit_control()
550 *
551 * Resource limit flavors
552 */
553#define RLIMIT_WAKEUPS_MONITOR 0x1 /* Configure the wakeups monitor. */
554#define RLIMIT_CPU_USAGE_MONITOR 0x2 /* Configure the CPU usage monitor. */
555#define RLIMIT_THREAD_CPULIMITS 0x3 /* Configure a blocking, per-thread, CPU limits. */
556#define RLIMIT_FOOTPRINT_INTERVAL 0x4 /* Configure memory footprint interval tracking */
557
558/*
559 * Flags for wakeups monitor control.
560 */
561#define WAKEMON_ENABLE 0x01
562#define WAKEMON_DISABLE 0x02
563#define WAKEMON_GET_PARAMS 0x04
564#define WAKEMON_SET_DEFAULTS 0x08
565#define WAKEMON_MAKE_FATAL 0x10 /* Configure the task so that violations are fatal. */
566
567/*
568 * Flags for CPU usage monitor control.
569 */
570#define CPUMON_MAKE_FATAL 0x1000
571
572/*
573 * Flags for memory footprint interval tracking.
574 */
575#define FOOTPRINT_INTERVAL_RESET 0x1 /* Reset the footprint interval counter to zero */
576
577struct proc_rlimit_control_wakeupmon {
578 uint32_t wm_flags;
579 int32_t wm_rate;
580};
581
582#if PRIVATE
583/*
584 * Flags for I/O monitor control.
585 */
586#define IOMON_ENABLE 0x01
587#define IOMON_DISABLE 0x02
588
589#endif /* PRIVATE */
590
591
592/* I/O type */
593#define IOPOL_TYPE_DISK 0
594#if PRIVATE
595#define IOPOL_TYPE_VFS_HFS_CASE_SENSITIVITY 1
596#endif
597#define IOPOL_TYPE_VFS_ATIME_UPDATES 2
598#define IOPOL_TYPE_VFS_MATERIALIZE_DATALESS_FILES 3
599#define IOPOL_TYPE_VFS_STATFS_NO_DATA_VOLUME 4
600#define IOPOL_TYPE_VFS_TRIGGER_RESOLVE 5
601#define IOPOL_TYPE_VFS_IGNORE_CONTENT_PROTECTION 6
602#define IOPOL_TYPE_VFS_IGNORE_PERMISSIONS 7
603#define IOPOL_TYPE_VFS_SKIP_MTIME_UPDATE 8
604#define IOPOL_TYPE_VFS_ALLOW_LOW_SPACE_WRITES 9
605#define IOPOL_TYPE_VFS_DISALLOW_RW_FOR_O_EVTONLY 10
606#if PRIVATE
607#define IOPOL_TYPE_VFS_ALTLINK 11
608#define IOPOL_TYPE_VFS_NOCACHE_WRITE_FS_BLKSIZE 12
609#endif
610
611/* scope */
612#define IOPOL_SCOPE_PROCESS 0
613#define IOPOL_SCOPE_THREAD 1
614#define IOPOL_SCOPE_DARWIN_BG 2
615
616/* I/O Priority */
617#define IOPOL_DEFAULT 0
618#define IOPOL_IMPORTANT 1
619#define IOPOL_PASSIVE 2
620#define IOPOL_THROTTLE 3
621#define IOPOL_UTILITY 4
622#define IOPOL_STANDARD 5
623
624/* compatibility with older names */
625#define IOPOL_APPLICATION IOPOL_STANDARD
626#define IOPOL_NORMAL IOPOL_IMPORTANT
627
628#if PRIVATE
629#define IOPOL_VFS_HFS_CASE_SENSITIVITY_DEFAULT 0
630#define IOPOL_VFS_HFS_CASE_SENSITIVITY_FORCE_CASE_SENSITIVE 1
631
632#define IOPOL_VFS_ALTLINK_DISABLED 0
633#define IOPOL_VFS_ALTLINK_ENABLED 1
634#endif
635
636#define IOPOL_ATIME_UPDATES_DEFAULT 0
637#define IOPOL_ATIME_UPDATES_OFF 1
638
639#define IOPOL_MATERIALIZE_DATALESS_FILES_DEFAULT 0
640#define IOPOL_MATERIALIZE_DATALESS_FILES_OFF 1
641#define IOPOL_MATERIALIZE_DATALESS_FILES_ON 2
642
643#define IOPOL_VFS_STATFS_NO_DATA_VOLUME_DEFAULT 0
644#define IOPOL_VFS_STATFS_FORCE_NO_DATA_VOLUME 1
645
646#define IOPOL_VFS_TRIGGER_RESOLVE_DEFAULT 0
647#define IOPOL_VFS_TRIGGER_RESOLVE_OFF 1
648
649#define IOPOL_VFS_CONTENT_PROTECTION_DEFAULT 0
650#define IOPOL_VFS_CONTENT_PROTECTION_IGNORE 1
651
652#define IOPOL_VFS_IGNORE_PERMISSIONS_OFF 0
653#define IOPOL_VFS_IGNORE_PERMISSIONS_ON 1
654
655#define IOPOL_VFS_SKIP_MTIME_UPDATE_OFF 0
656#define IOPOL_VFS_SKIP_MTIME_UPDATE_ON 1
657
658#define IOPOL_VFS_ALLOW_LOW_SPACE_WRITES_OFF 0
659#define IOPOL_VFS_ALLOW_LOW_SPACE_WRITES_ON 1
660
661#define IOPOL_VFS_DISALLOW_RW_FOR_O_EVTONLY_DEFAULT 0
662#define IOPOL_VFS_DISALLOW_RW_FOR_O_EVTONLY_ON 1
663
664#define IOPOL_VFS_NOCACHE_WRITE_FS_BLKSIZE_DEFAULT 0
665#define IOPOL_VFS_NOCACHE_WRITE_FS_BLKSIZE_ON 1
666
667#ifdef PRIVATE
668/*
669 * Structures for use in communicating via iopolicysys() between Libc and the
670 * kernel. Not to be used by user programs directly.
671 */
672
673/*
674 * the command to iopolicysys()
675 */
676#define IOPOL_CMD_GET 0x00000001 /* Get I/O policy */
677#define IOPOL_CMD_SET 0x00000002 /* Set I/O policy */
678
679/*
680 * Second parameter to iopolicysys()
681 */
682struct _iopol_param_t {
683 int iop_scope; /* current process or a thread */
684 int iop_iotype;
685 int iop_policy;
686};
687
688#endif /* PRIVATE */
689#endif /* __DARWIN_C_LEVEL >= __DARWIN_C_FULL */
690
691#ifndef KERNEL
692
693__BEGIN_DECLS
694int getpriority(int, id_t);
695#if __DARWIN_C_LEVEL >= __DARWIN_C_FULL
696int getiopolicy_np(int, int) __OSX_AVAILABLE_STARTING(__MAC_10_5, __IPHONE_2_0);
697#endif /* __DARWIN_C_LEVEL >= __DARWIN_C_FULL */
698int getrlimit(int, struct rlimit *) __DARWIN_ALIAS(getrlimit);
699int getrusage(int, struct rusage *);
700int setpriority(int, id_t, int);
701#if __DARWIN_C_LEVEL >= __DARWIN_C_FULL
702int setiopolicy_np(int, int, int) __OSX_AVAILABLE_STARTING(__MAC_10_5, __IPHONE_2_0);
703#endif /* __DARWIN_C_LEVEL >= __DARWIN_C_FULL */
704int setrlimit(int, const struct rlimit *) __DARWIN_ALIAS(setrlimit);
705__END_DECLS
706
707#endif /* !KERNEL */
708#endif /* !_SYS_RESOURCE_H_ */
709