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 | */ |
95 | typedef __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 | */ |
178 | struct 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 ; /* max resident set size (PL) */ |
190 | #define ru_first ru_ixrss /* internal: ruadd() range start */ |
191 | long ; /* integral shared memory size (NU) */ |
192 | long ; /* integral unshared data (NU) */ |
193 | long ; /* 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 | |
226 | typedef void *rusage_info_t; |
227 | |
228 | struct 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 ; |
238 | uint64_t ri_proc_start_abstime; |
239 | uint64_t ri_proc_exit_abstime; |
240 | }; |
241 | |
242 | struct 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 ; |
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 | |
262 | struct 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 ; |
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 | |
284 | struct 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 ; |
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 | |
315 | struct 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 ; |
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 ; |
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 ; |
351 | uint64_t ri_runnable_time; |
352 | }; |
353 | |
354 | struct 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 ; |
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 ; |
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 ; |
390 | uint64_t ri_runnable_time; |
391 | uint64_t ri_flags; |
392 | }; |
393 | |
394 | struct 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 ; |
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 ; |
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 ; |
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 | |
443 | typedef struct rusage_info_v6 rusage_info_current; |
444 | |
445 | #endif /* __DARWIN_C_LEVEL >= __DARWIN_C_FULL */ |
446 | |
447 | #ifdef KERNEL |
448 | |
449 | struct rusage_superset { |
450 | struct rusage ru; |
451 | rusage_info_current ri; |
452 | }; |
453 | |
454 | struct 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 | |
463 | struct user64_rusage { |
464 | struct user64_timeval ru_utime; /* user time used */ |
465 | struct user64_timeval ru_stime; /* system time used */ |
466 | user64_long_t ; /* max resident set size */ |
467 | user64_long_t ; /* integral shared memory size */ |
468 | user64_long_t ; /* integral unshared data " */ |
469 | user64_long_t ; /* 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 | |
482 | struct user32_rusage { |
483 | struct user32_timeval ru_utime; /* user time used */ |
484 | struct user32_timeval ru_stime; /* system time used */ |
485 | user32_long_t ; /* max resident set size */ |
486 | user32_long_t ; /* integral shared memory size */ |
487 | user32_long_t ; /* integral unshared data " */ |
488 | user32_long_t ; /* 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_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 | */ |
542 | struct 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 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 0x1 /* Reset the footprint interval counter to zero */ |
576 | |
577 | struct 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 | */ |
682 | struct _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 |
694 | int getpriority(int, id_t); |
695 | #if __DARWIN_C_LEVEL >= __DARWIN_C_FULL |
696 | int getiopolicy_np(int, int) __OSX_AVAILABLE_STARTING(__MAC_10_5, __IPHONE_2_0); |
697 | #endif /* __DARWIN_C_LEVEL >= __DARWIN_C_FULL */ |
698 | int getrlimit(int, struct rlimit *) __DARWIN_ALIAS(getrlimit); |
699 | int getrusage(int, struct rusage *); |
700 | int setpriority(int, id_t, int); |
701 | #if __DARWIN_C_LEVEL >= __DARWIN_C_FULL |
702 | int setiopolicy_np(int, int, int) __OSX_AVAILABLE_STARTING(__MAC_10_5, __IPHONE_2_0); |
703 | #endif /* __DARWIN_C_LEVEL >= __DARWIN_C_FULL */ |
704 | int setrlimit(int, const struct rlimit *) __DARWIN_ALIAS(setrlimit); |
705 | __END_DECLS |
706 | |
707 | #endif /* !KERNEL */ |
708 | #endif /* !_SYS_RESOURCE_H_ */ |
709 | |