| 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 | #endif /* PRIVATE */ |
| 132 | |
| 133 | /* |
| 134 | * Range limitations for the value of the third parameter to setpriority(). |
| 135 | */ |
| 136 | #define PRIO_MIN -20 |
| 137 | #define PRIO_MAX 20 |
| 138 | |
| 139 | /* |
| 140 | * use PRIO_DARWIN_BG to set the current thread into "background" state |
| 141 | * which lowers CPU, disk IO, and networking priorites until thread terminates |
| 142 | * or "background" state is revoked |
| 143 | */ |
| 144 | #define PRIO_DARWIN_BG 0x1000 |
| 145 | |
| 146 | /* |
| 147 | * use PRIO_DARWIN_NONUI to restrict a process's ability to make calls to |
| 148 | * the GPU. (deprecated) |
| 149 | */ |
| 150 | #define PRIO_DARWIN_NONUI 0x1001 |
| 151 | |
| 152 | #endif /* __DARWIN_C_LEVEL >= __DARWIN_C_FULL */ |
| 153 | |
| 154 | |
| 155 | |
| 156 | /***** |
| 157 | * RESOURCE USAGE |
| 158 | */ |
| 159 | |
| 160 | /* |
| 161 | * Possible values of the first parameter to getrusage(), used to indicate |
| 162 | * the scope of the information to be returned. |
| 163 | */ |
| 164 | #define RUSAGE_SELF 0 /* Current process information */ |
| 165 | #define RUSAGE_CHILDREN -1 /* Current process' children */ |
| 166 | |
| 167 | /* |
| 168 | * A structure representing an accounting of resource utilization. The |
| 169 | * address of an instance of this structure is the second parameter to |
| 170 | * getrusage(). |
| 171 | * |
| 172 | * Note: All values other than ru_utime and ru_stime are implementaiton |
| 173 | * defined and subject to change in a future release. Their use |
| 174 | * is discouraged for standards compliant programs. |
| 175 | */ |
| 176 | struct rusage { |
| 177 | struct timeval ru_utime; /* user time used (PL) */ |
| 178 | struct timeval ru_stime; /* system time used (PL) */ |
| 179 | #if __DARWIN_C_LEVEL < __DARWIN_C_FULL |
| 180 | long ru_opaque[14]; /* implementation defined */ |
| 181 | #else |
| 182 | /* |
| 183 | * Informational aliases for source compatibility with programs |
| 184 | * that need more information than that provided by standards, |
| 185 | * and which do not mind being OS-dependent. |
| 186 | */ |
| 187 | long ; /* max resident set size (PL) */ |
| 188 | #define ru_first ru_ixrss /* internal: ruadd() range start */ |
| 189 | long ; /* integral shared memory size (NU) */ |
| 190 | long ; /* integral unshared data (NU) */ |
| 191 | long ; /* integral unshared stack (NU) */ |
| 192 | long ru_minflt; /* page reclaims (NU) */ |
| 193 | long ru_majflt; /* page faults (NU) */ |
| 194 | long ru_nswap; /* swaps (NU) */ |
| 195 | long ru_inblock; /* block input operations (atomic) */ |
| 196 | long ru_oublock; /* block output operations (atomic) */ |
| 197 | long ru_msgsnd; /* messages sent (atomic) */ |
| 198 | long ru_msgrcv; /* messages received (atomic) */ |
| 199 | long ru_nsignals; /* signals received (atomic) */ |
| 200 | long ru_nvcsw; /* voluntary context switches (atomic) */ |
| 201 | long ru_nivcsw; /* involuntary " */ |
| 202 | #define ru_last ru_nivcsw /* internal: ruadd() range end */ |
| 203 | #endif /* __DARWIN_C_LEVEL >= __DARWIN_C_FULL */ |
| 204 | }; |
| 205 | |
| 206 | #if __DARWIN_C_LEVEL >= __DARWIN_C_FULL |
| 207 | /* |
| 208 | * Flavors for proc_pid_rusage(). |
| 209 | */ |
| 210 | #define RUSAGE_INFO_V0 0 |
| 211 | #define RUSAGE_INFO_V1 1 |
| 212 | #define RUSAGE_INFO_V2 2 |
| 213 | #define RUSAGE_INFO_V3 3 |
| 214 | #define RUSAGE_INFO_V4 4 |
| 215 | #define RUSAGE_INFO_CURRENT RUSAGE_INFO_V4 |
| 216 | |
| 217 | typedef void *rusage_info_t; |
| 218 | |
| 219 | struct rusage_info_v0 { |
| 220 | uint8_t ri_uuid[16]; |
| 221 | uint64_t ri_user_time; |
| 222 | uint64_t ri_system_time; |
| 223 | uint64_t ri_pkg_idle_wkups; |
| 224 | uint64_t ri_interrupt_wkups; |
| 225 | uint64_t ri_pageins; |
| 226 | uint64_t ri_wired_size; |
| 227 | uint64_t ri_resident_size; |
| 228 | uint64_t ; |
| 229 | uint64_t ri_proc_start_abstime; |
| 230 | uint64_t ri_proc_exit_abstime; |
| 231 | }; |
| 232 | |
| 233 | struct rusage_info_v1 { |
| 234 | uint8_t ri_uuid[16]; |
| 235 | uint64_t ri_user_time; |
| 236 | uint64_t ri_system_time; |
| 237 | uint64_t ri_pkg_idle_wkups; |
| 238 | uint64_t ri_interrupt_wkups; |
| 239 | uint64_t ri_pageins; |
| 240 | uint64_t ri_wired_size; |
| 241 | uint64_t ri_resident_size; |
| 242 | uint64_t ; |
| 243 | uint64_t ri_proc_start_abstime; |
| 244 | uint64_t ri_proc_exit_abstime; |
| 245 | uint64_t ri_child_user_time; |
| 246 | uint64_t ri_child_system_time; |
| 247 | uint64_t ri_child_pkg_idle_wkups; |
| 248 | uint64_t ri_child_interrupt_wkups; |
| 249 | uint64_t ri_child_pageins; |
| 250 | uint64_t ri_child_elapsed_abstime; |
| 251 | }; |
| 252 | |
| 253 | struct rusage_info_v2 { |
| 254 | uint8_t ri_uuid[16]; |
| 255 | uint64_t ri_user_time; |
| 256 | uint64_t ri_system_time; |
| 257 | uint64_t ri_pkg_idle_wkups; |
| 258 | uint64_t ri_interrupt_wkups; |
| 259 | uint64_t ri_pageins; |
| 260 | uint64_t ri_wired_size; |
| 261 | uint64_t ri_resident_size; |
| 262 | uint64_t ; |
| 263 | uint64_t ri_proc_start_abstime; |
| 264 | uint64_t ri_proc_exit_abstime; |
| 265 | uint64_t ri_child_user_time; |
| 266 | uint64_t ri_child_system_time; |
| 267 | uint64_t ri_child_pkg_idle_wkups; |
| 268 | uint64_t ri_child_interrupt_wkups; |
| 269 | uint64_t ri_child_pageins; |
| 270 | uint64_t ri_child_elapsed_abstime; |
| 271 | uint64_t ri_diskio_bytesread; |
| 272 | uint64_t ri_diskio_byteswritten; |
| 273 | }; |
| 274 | |
| 275 | struct rusage_info_v3 { |
| 276 | uint8_t ri_uuid[16]; |
| 277 | uint64_t ri_user_time; |
| 278 | uint64_t ri_system_time; |
| 279 | uint64_t ri_pkg_idle_wkups; |
| 280 | uint64_t ri_interrupt_wkups; |
| 281 | uint64_t ri_pageins; |
| 282 | uint64_t ri_wired_size; |
| 283 | uint64_t ri_resident_size; |
| 284 | uint64_t ; |
| 285 | uint64_t ri_proc_start_abstime; |
| 286 | uint64_t ri_proc_exit_abstime; |
| 287 | uint64_t ri_child_user_time; |
| 288 | uint64_t ri_child_system_time; |
| 289 | uint64_t ri_child_pkg_idle_wkups; |
| 290 | uint64_t ri_child_interrupt_wkups; |
| 291 | uint64_t ri_child_pageins; |
| 292 | uint64_t ri_child_elapsed_abstime; |
| 293 | uint64_t ri_diskio_bytesread; |
| 294 | uint64_t ri_diskio_byteswritten; |
| 295 | uint64_t ri_cpu_time_qos_default; |
| 296 | uint64_t ri_cpu_time_qos_maintenance; |
| 297 | uint64_t ri_cpu_time_qos_background; |
| 298 | uint64_t ri_cpu_time_qos_utility; |
| 299 | uint64_t ri_cpu_time_qos_legacy; |
| 300 | uint64_t ri_cpu_time_qos_user_initiated; |
| 301 | uint64_t ri_cpu_time_qos_user_interactive; |
| 302 | uint64_t ri_billed_system_time; |
| 303 | uint64_t ri_serviced_system_time; |
| 304 | }; |
| 305 | |
| 306 | struct rusage_info_v4 { |
| 307 | uint8_t ri_uuid[16]; |
| 308 | uint64_t ri_user_time; |
| 309 | uint64_t ri_system_time; |
| 310 | uint64_t ri_pkg_idle_wkups; |
| 311 | uint64_t ri_interrupt_wkups; |
| 312 | uint64_t ri_pageins; |
| 313 | uint64_t ri_wired_size; |
| 314 | uint64_t ri_resident_size; |
| 315 | uint64_t ; |
| 316 | uint64_t ri_proc_start_abstime; |
| 317 | uint64_t ri_proc_exit_abstime; |
| 318 | uint64_t ri_child_user_time; |
| 319 | uint64_t ri_child_system_time; |
| 320 | uint64_t ri_child_pkg_idle_wkups; |
| 321 | uint64_t ri_child_interrupt_wkups; |
| 322 | uint64_t ri_child_pageins; |
| 323 | uint64_t ri_child_elapsed_abstime; |
| 324 | uint64_t ri_diskio_bytesread; |
| 325 | uint64_t ri_diskio_byteswritten; |
| 326 | uint64_t ri_cpu_time_qos_default; |
| 327 | uint64_t ri_cpu_time_qos_maintenance; |
| 328 | uint64_t ri_cpu_time_qos_background; |
| 329 | uint64_t ri_cpu_time_qos_utility; |
| 330 | uint64_t ri_cpu_time_qos_legacy; |
| 331 | uint64_t ri_cpu_time_qos_user_initiated; |
| 332 | uint64_t ri_cpu_time_qos_user_interactive; |
| 333 | uint64_t ri_billed_system_time; |
| 334 | uint64_t ri_serviced_system_time; |
| 335 | uint64_t ri_logical_writes; |
| 336 | uint64_t ; |
| 337 | uint64_t ri_instructions; |
| 338 | uint64_t ri_cycles; |
| 339 | uint64_t ri_billed_energy; |
| 340 | uint64_t ri_serviced_energy; |
| 341 | uint64_t ; |
| 342 | // 1 reserve counter(s) remaining for future extension |
| 343 | uint64_t ri_unused[1]; |
| 344 | }; |
| 345 | |
| 346 | typedef struct rusage_info_v4 rusage_info_current; |
| 347 | |
| 348 | #endif /* __DARWIN_C_LEVEL >= __DARWIN_C_FULL */ |
| 349 | |
| 350 | #ifdef KERNEL |
| 351 | |
| 352 | struct rusage_superset { |
| 353 | struct rusage ru; |
| 354 | rusage_info_current ri; |
| 355 | }; |
| 356 | |
| 357 | struct rusage_info_child { |
| 358 | uint64_t ri_child_user_time; |
| 359 | uint64_t ri_child_system_time; |
| 360 | uint64_t ri_child_pkg_idle_wkups; |
| 361 | uint64_t ri_child_interrupt_wkups; |
| 362 | uint64_t ri_child_pageins; |
| 363 | uint64_t ri_child_elapsed_abstime; |
| 364 | }; |
| 365 | |
| 366 | struct user64_rusage { |
| 367 | struct user64_timeval ru_utime; /* user time used */ |
| 368 | struct user64_timeval ru_stime; /* system time used */ |
| 369 | user64_long_t ; /* max resident set size */ |
| 370 | user64_long_t ; /* integral shared memory size */ |
| 371 | user64_long_t ; /* integral unshared data " */ |
| 372 | user64_long_t ; /* integral unshared stack " */ |
| 373 | user64_long_t ru_minflt; /* page reclaims */ |
| 374 | user64_long_t ru_majflt; /* page faults */ |
| 375 | user64_long_t ru_nswap; /* swaps */ |
| 376 | user64_long_t ru_inblock; /* block input operations */ |
| 377 | user64_long_t ru_oublock; /* block output operations */ |
| 378 | user64_long_t ru_msgsnd; /* messages sent */ |
| 379 | user64_long_t ru_msgrcv; /* messages received */ |
| 380 | user64_long_t ru_nsignals; /* signals received */ |
| 381 | user64_long_t ru_nvcsw; /* voluntary context switches */ |
| 382 | user64_long_t ru_nivcsw; /* involuntary " */ |
| 383 | }; |
| 384 | |
| 385 | struct user32_rusage { |
| 386 | struct user32_timeval ru_utime; /* user time used */ |
| 387 | struct user32_timeval ru_stime; /* system time used */ |
| 388 | user32_long_t ; /* max resident set size */ |
| 389 | user32_long_t ; /* integral shared memory size */ |
| 390 | user32_long_t ; /* integral unshared data " */ |
| 391 | user32_long_t ; /* integral unshared stack " */ |
| 392 | user32_long_t ru_minflt; /* page reclaims */ |
| 393 | user32_long_t ru_majflt; /* page faults */ |
| 394 | user32_long_t ru_nswap; /* swaps */ |
| 395 | user32_long_t ru_inblock; /* block input operations */ |
| 396 | user32_long_t ru_oublock; /* block output operations */ |
| 397 | user32_long_t ru_msgsnd; /* messages sent */ |
| 398 | user32_long_t ru_msgrcv; /* messages received */ |
| 399 | user32_long_t ru_nsignals; /* signals received */ |
| 400 | user32_long_t ru_nvcsw; /* voluntary context switches */ |
| 401 | user32_long_t ru_nivcsw; /* involuntary " */ |
| 402 | }; |
| 403 | |
| 404 | #endif /* KERNEL */ |
| 405 | |
| 406 | |
| 407 | /***** |
| 408 | * RESOURCE LIMITS |
| 409 | */ |
| 410 | |
| 411 | /* |
| 412 | * Symbolic constants for resource limits; since all limits are representable |
| 413 | * as a type rlim_t, we are permitted to define RLIM_SAVED_* in terms of |
| 414 | * RLIM_INFINITY. |
| 415 | */ |
| 416 | #define RLIM_INFINITY (((__uint64_t)1 << 63) - 1) /* no limit */ |
| 417 | #define RLIM_SAVED_MAX RLIM_INFINITY /* Unrepresentable hard limit */ |
| 418 | #define RLIM_SAVED_CUR RLIM_INFINITY /* Unrepresentable soft limit */ |
| 419 | |
| 420 | /* |
| 421 | * Possible values of the first parameter to getrlimit()/setrlimit(), to |
| 422 | * indicate for which resource the operation is being performed. |
| 423 | */ |
| 424 | #define RLIMIT_CPU 0 /* cpu time per process */ |
| 425 | #define RLIMIT_FSIZE 1 /* file size */ |
| 426 | #define RLIMIT_DATA 2 /* data segment size */ |
| 427 | #define RLIMIT_STACK 3 /* stack size */ |
| 428 | #define RLIMIT_CORE 4 /* core file size */ |
| 429 | #define RLIMIT_AS 5 /* address space (resident set size) */ |
| 430 | #if __DARWIN_C_LEVEL >= __DARWIN_C_FULL |
| 431 | #define RLIMIT_AS /* source compatibility alias */ |
| 432 | #define RLIMIT_MEMLOCK 6 /* locked-in-memory address space */ |
| 433 | #define RLIMIT_NPROC 7 /* number of processes */ |
| 434 | #endif /* __DARWIN_C_LEVEL >= __DARWIN_C_FULL */ |
| 435 | #define RLIMIT_NOFILE 8 /* number of open files */ |
| 436 | #if __DARWIN_C_LEVEL >= __DARWIN_C_FULL |
| 437 | #define RLIM_NLIMITS 9 /* total number of resource limits */ |
| 438 | #endif /* __DARWIN_C_LEVEL >= __DARWIN_C_FULL */ |
| 439 | #define _RLIMIT_POSIX_FLAG 0x1000 /* Set bit for strict POSIX */ |
| 440 | |
| 441 | /* |
| 442 | * A structure representing a resource limit. The address of an instance |
| 443 | * of this structure is the second parameter to getrlimit()/setrlimit(). |
| 444 | */ |
| 445 | struct rlimit { |
| 446 | rlim_t rlim_cur; /* current (soft) limit */ |
| 447 | rlim_t rlim_max; /* maximum value for rlim_cur */ |
| 448 | }; |
| 449 | |
| 450 | #if __DARWIN_C_LEVEL >= __DARWIN_C_FULL |
| 451 | /* |
| 452 | * proc_rlimit_control() |
| 453 | * |
| 454 | * Resource limit flavors |
| 455 | */ |
| 456 | #define RLIMIT_WAKEUPS_MONITOR 0x1 /* Configure the wakeups monitor. */ |
| 457 | #define RLIMIT_CPU_USAGE_MONITOR 0x2 /* Configure the CPU usage monitor. */ |
| 458 | #define RLIMIT_THREAD_CPULIMITS 0x3 /* Configure a blocking, per-thread, CPU limits. */ |
| 459 | #define 0x4 /* Configure memory footprint interval tracking */ |
| 460 | |
| 461 | /* |
| 462 | * Flags for wakeups monitor control. |
| 463 | */ |
| 464 | #define WAKEMON_ENABLE 0x01 |
| 465 | #define WAKEMON_DISABLE 0x02 |
| 466 | #define WAKEMON_GET_PARAMS 0x04 |
| 467 | #define WAKEMON_SET_DEFAULTS 0x08 |
| 468 | #define WAKEMON_MAKE_FATAL 0x10 /* Configure the task so that violations are fatal. */ |
| 469 | |
| 470 | /* |
| 471 | * Flags for CPU usage monitor control. |
| 472 | */ |
| 473 | #define CPUMON_MAKE_FATAL 0x1000 |
| 474 | |
| 475 | /* |
| 476 | * Flags for memory footprint interval tracking. |
| 477 | */ |
| 478 | #define 0x1 /* Reset the footprint interval counter to zero */ |
| 479 | |
| 480 | struct proc_rlimit_control_wakeupmon { |
| 481 | uint32_t wm_flags; |
| 482 | int32_t wm_rate; |
| 483 | }; |
| 484 | |
| 485 | #if PRIVATE |
| 486 | /* |
| 487 | * Flags for I/O monitor control. |
| 488 | */ |
| 489 | #define IOMON_ENABLE 0x01 |
| 490 | #define IOMON_DISABLE 0x02 |
| 491 | |
| 492 | #endif /* PRIVATE */ |
| 493 | |
| 494 | |
| 495 | /* I/O type */ |
| 496 | #define IOPOL_TYPE_DISK 0 |
| 497 | #if PRIVATE |
| 498 | #define IOPOL_TYPE_VFS_HFS_CASE_SENSITIVITY 1 |
| 499 | #endif |
| 500 | #define IOPOL_TYPE_VFS_ATIME_UPDATES 2 |
| 501 | |
| 502 | /* scope */ |
| 503 | #define IOPOL_SCOPE_PROCESS 0 |
| 504 | #define IOPOL_SCOPE_THREAD 1 |
| 505 | #define IOPOL_SCOPE_DARWIN_BG 2 |
| 506 | |
| 507 | /* I/O Priority */ |
| 508 | #define IOPOL_DEFAULT 0 |
| 509 | #define IOPOL_IMPORTANT 1 |
| 510 | #define IOPOL_PASSIVE 2 |
| 511 | #define IOPOL_THROTTLE 3 |
| 512 | #define IOPOL_UTILITY 4 |
| 513 | #define IOPOL_STANDARD 5 |
| 514 | |
| 515 | /* compatibility with older names */ |
| 516 | #define IOPOL_APPLICATION IOPOL_STANDARD |
| 517 | #define IOPOL_NORMAL IOPOL_IMPORTANT |
| 518 | |
| 519 | #if PRIVATE |
| 520 | #define IOPOL_VFS_HFS_CASE_SENSITIVITY_DEFAULT 0 |
| 521 | #define IOPOL_VFS_HFS_CASE_SENSITIVITY_FORCE_CASE_SENSITIVE 1 |
| 522 | #endif |
| 523 | |
| 524 | #define IOPOL_ATIME_UPDATES_DEFAULT 0 |
| 525 | #define IOPOL_ATIME_UPDATES_OFF 1 |
| 526 | |
| 527 | #ifdef PRIVATE |
| 528 | /* |
| 529 | * Structures for use in communicating via iopolicysys() between Libc and the |
| 530 | * kernel. Not to be used by user programs directly. |
| 531 | */ |
| 532 | |
| 533 | /* |
| 534 | * the command to iopolicysys() |
| 535 | */ |
| 536 | #define IOPOL_CMD_GET 0x00000001 /* Get I/O policy */ |
| 537 | #define IOPOL_CMD_SET 0x00000002 /* Set I/O policy */ |
| 538 | |
| 539 | /* |
| 540 | * Second parameter to iopolicysys() |
| 541 | */ |
| 542 | struct _iopol_param_t { |
| 543 | int iop_scope; /* current process or a thread */ |
| 544 | int iop_iotype; |
| 545 | int iop_policy; |
| 546 | }; |
| 547 | |
| 548 | #endif /* PRIVATE */ |
| 549 | #endif /* __DARWIN_C_LEVEL >= __DARWIN_C_FULL */ |
| 550 | |
| 551 | #ifndef KERNEL |
| 552 | |
| 553 | __BEGIN_DECLS |
| 554 | int getpriority(int, id_t); |
| 555 | #if __DARWIN_C_LEVEL >= __DARWIN_C_FULL |
| 556 | int getiopolicy_np(int, int) __OSX_AVAILABLE_STARTING(__MAC_10_5, __IPHONE_2_0); |
| 557 | #endif /* __DARWIN_C_LEVEL >= __DARWIN_C_FULL */ |
| 558 | int getrlimit(int, struct rlimit *) __DARWIN_ALIAS(getrlimit); |
| 559 | int getrusage(int, struct rusage *); |
| 560 | int setpriority(int, id_t, int); |
| 561 | #if __DARWIN_C_LEVEL >= __DARWIN_C_FULL |
| 562 | int setiopolicy_np(int, int, int) __OSX_AVAILABLE_STARTING(__MAC_10_5, __IPHONE_2_0); |
| 563 | #endif /* __DARWIN_C_LEVEL >= __DARWIN_C_FULL */ |
| 564 | int setrlimit(int, const struct rlimit *) __DARWIN_ALIAS(setrlimit); |
| 565 | __END_DECLS |
| 566 | |
| 567 | #endif /* !KERNEL */ |
| 568 | #endif /* !_SYS_RESOURCE_H_ */ |
| 569 | |