xref: /xnu-11417.121.6/bsd/sys/proc_info_private.h (revision a1e26a70f38d1d7daa7b49b258e2f8538ad81650)
1 /*
2  * Copyright (c) 2005-2021 Apple Inc. All rights reserved.
3  *
4  * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
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6  * This file contains Original Code and/or Modifications of Original Code
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8  * Version 2.0 (the 'License'). You may not use this file except in
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10  * may not be used to create, or enable the creation or redistribution of,
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13  * terms of an Apple operating system software license agreement.
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15  * Please obtain a copy of the License at
16  * http://www.opensource.apple.com/apsl/ and read it before using this file.
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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,
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27  */
28 
29 #ifndef _SYS_PROC_INFO_PRIVATE_H
30 #define _SYS_PROC_INFO_PRIVATE_H
31 
32 #include <mach/coalition.h>
33 #include <mach/machine.h>
34 #include <mach/message.h>
35 #include <stdint.h>
36 #include <sys/cdefs.h>
37 #include <sys/event_private.h>
38 #include <sys/proc_info.h>
39 #include <sys/types.h>
40 #include <uuid/uuid.h>
41 
42 __BEGIN_DECLS
43 
44 
45 struct proc_uniqidentifierinfo {
46 	uint8_t                 p_uuid[16];             /* UUID of the main executable */
47 	uint64_t                p_uniqueid;             /* 64 bit unique identifier for process */
48 	uint64_t                p_puniqueid;            /* unique identifier for process's parent */
49 	int32_t                 p_idversion;            /* pid version */
50 	int32_t                 p_orig_ppidversion;     /* process's original parent's pid version, doesn't change if reparented */
51 	uint64_t                p_reserve2;             /* reserved for future use */
52 	uint64_t                p_reserve3;             /* reserved for future use */
53 };
54 /* This structure is API */
55 _Static_assert(sizeof(struct proc_uniqidentifierinfo) == 56, "sizeof(struct proc_uniqidentifierinfo) == 56");
56 
57 
58 struct proc_bsdinfowithuniqid {
59 	struct proc_bsdinfo             pbsd;
60 	struct proc_uniqidentifierinfo  p_uniqidentifier;
61 };
62 
63 struct proc_archinfo {
64 	cpu_type_t              p_cputype;
65 	cpu_subtype_t           p_cpusubtype;
66 };
67 
68 struct proc_pidcoalitioninfo {
69 	uint64_t coalition_id[COALITION_NUM_TYPES];
70 	uint64_t reserved1;
71 	uint64_t reserved2;
72 	uint64_t reserved3;
73 };
74 
75 struct proc_originatorinfo {
76 	uuid_t                  originator_uuid;        /* UUID of the originator process */
77 	pid_t                   originator_pid;         /* pid of the originator process */
78 	uint64_t                p_reserve2;
79 	uint64_t                p_reserve3;
80 	uint64_t                p_reserve4;
81 };
82 
83 struct proc_ipctableinfo {
84 	uint32_t               table_size;
85 	uint32_t               table_free;
86 };
87 
88 struct proc_threadschedinfo {
89 	uint64_t               int_time_ns;         /* time spent in interrupt context */
90 };
91 
92 // See PROC_PIDTHREADCOUNTS for a description of how to use these structures.
93 
94 struct proc_threadcounts_data {
95 	uint64_t ptcd_instructions;
96 	uint64_t ptcd_cycles;
97 	uint64_t ptcd_user_time_mach;
98 	uint64_t ptcd_system_time_mach;
99 	uint64_t ptcd_energy_nj;
100 };
101 
102 struct proc_threadcounts {
103 	uint16_t ptc_len;
104 	uint16_t ptc_reserved0;
105 	uint32_t ptc_reserved1;
106 	struct proc_threadcounts_data ptc_counts[];
107 };
108 
109 struct proc_delegated_signal_info {
110 	audit_token_t instigator;
111 	audit_token_t target;
112 };
113 
114 #define PROC_FLAG_DARWINBG      0x8000  /* process in darwin background */
115 #define PROC_FLAG_EXT_DARWINBG  0x10000 /* process in darwin background - external enforcement */
116 #define PROC_FLAG_IOS_APPLEDAEMON 0x20000       /* Process is apple daemon  */
117 #define PROC_FLAG_DELAYIDLESLEEP 0x40000        /* Process is marked to delay idle sleep on disk IO */
118 #define PROC_FLAG_IOS_IMPPROMOTION 0x80000      /* Process is daemon which receives importance donation  */
119 #define PROC_FLAG_ADAPTIVE              0x100000         /* Process is adaptive */
120 #define PROC_FLAG_ADAPTIVE_IMPORTANT    0x200000         /* Process is adaptive, and is currently important */
121 #define PROC_FLAG_IMPORTANCE_DONOR   0x400000 /* Process is marked as an importance donor */
122 #define PROC_FLAG_SUPPRESSED         0x800000 /* Process is suppressed */
123 #define PROC_FLAG_APPLICATION 0x1000000 /* Process is an application */
124 #define PROC_FLAG_IOS_APPLICATION PROC_FLAG_APPLICATION /* Process is an application */
125 #define PROC_FLAG_ROSETTA 0x2000000 /* Process is running translated under Rosetta */
126 
127 /*
128  * Security config.
129  * These flags are currently folded inside pbi_flags, but per-feature policies should
130  * likely move elsewhere.
131  */
132 #define PROC_FLAG_SEC_ENABLED                   0x04000000
133 #define PROC_FLAG_SEC_BYPASS_ENABLED            0x08000000
134 #define PROC_FLAG_HARDENED_HEAP_ENABLED         0x10000000
135 #define PROC_FLAG_TPRO_ENABLED                  0x20000000
136 
137 /* keep in sync with KQ_* in sys/eventvar.h */
138 #define PROC_KQUEUE_WORKQ       0x0040
139 #define PROC_KQUEUE_WORKLOOP    0x0080
140 
141 struct kevent_extinfo {
142 	struct kevent_qos_s kqext_kev;
143 	uint64_t kqext_sdata;
144 	int kqext_status;
145 	int kqext_sfflags;
146 	uint64_t kqext_reserved[2];
147 };
148 
149 /* Flavors for proc_pidinfo() */
150 #define PROC_PIDUNIQIDENTIFIERINFO      17
151 #define PROC_PIDUNIQIDENTIFIERINFO_SIZE \
152 	                                (sizeof(struct proc_uniqidentifierinfo))
153 
154 #define PROC_PIDT_BSDINFOWITHUNIQID     18
155 #define PROC_PIDT_BSDINFOWITHUNIQID_SIZE \
156 	                                (sizeof(struct proc_bsdinfowithuniqid))
157 
158 #define PROC_PIDARCHINFO                19
159 #define PROC_PIDARCHINFO_SIZE           \
160 	                                (sizeof(struct proc_archinfo))
161 
162 #define PROC_PIDCOALITIONINFO           20
163 #define PROC_PIDCOALITIONINFO_SIZE      (sizeof(struct proc_pidcoalitioninfo))
164 
165 #define PROC_PIDNOTEEXIT                21
166 #define PROC_PIDNOTEEXIT_SIZE           (sizeof(uint32_t))
167 
168 #define PROC_PIDREGIONPATHINFO2         22
169 #define PROC_PIDREGIONPATHINFO2_SIZE    (sizeof(struct proc_regionwithpathinfo))
170 
171 #define PROC_PIDREGIONPATHINFO3         23
172 #define PROC_PIDREGIONPATHINFO3_SIZE    (sizeof(struct proc_regionwithpathinfo))
173 
174 #define PROC_PIDEXITREASONINFO          24
175 #define PROC_PIDEXITREASONINFO_SIZE     (sizeof(struct proc_exitreasoninfo))
176 
177 #define PROC_PIDEXITREASONBASICINFO     25
178 #define PROC_PIDEXITREASONBASICINFOSIZE (sizeof(struct proc_exitreasonbasicinfo))
179 
180 #define PROC_PIDLISTUPTRS      26
181 #define PROC_PIDLISTUPTRS_SIZE (sizeof(uint64_t))
182 
183 #define PROC_PIDLISTDYNKQUEUES      27
184 #define PROC_PIDLISTDYNKQUEUES_SIZE (sizeof(kqueue_id_t))
185 
186 #define PROC_PIDLISTTHREADIDS           28
187 #define PROC_PIDLISTTHREADIDS_SIZE      (2* sizeof(uint32_t))
188 
189 #define PROC_PIDVMRTFAULTINFO           29
190 #define PROC_PIDVMRTFAULTINFO_SIZE (sizeof(vm_rtfault_record_t))
191 
192 #define PROC_PIDPLATFORMINFO 30
193 #define PROC_PIDPLATFORMINFO_SIZE (sizeof(uint32_t))
194 
195 #define PROC_PIDREGIONPATH              31
196 #define PROC_PIDREGIONPATH_SIZE         (sizeof(struct proc_regionpath))
197 
198 #define PROC_PIDIPCTABLEINFO 32
199 #define PROC_PIDIPCTABLEINFO_SIZE (sizeof(struct proc_ipctableinfo))
200 
201 #define PROC_PIDTHREADSCHEDINFO 33
202 #define PROC_PIDTHREADSCHEDINFO_SIZE (sizeof(struct proc_threadschedinfo))
203 
204 // PROC_PIDTHREADCOUNTS returns a list of counters for the given thread,
205 // separated out by the "perf-level" it was running on (typically either
206 // "performance" or "efficiency").
207 //
208 // This interface works a bit differently from the other proc_info(3) flavors.
209 // It copies out a structure with a variable-length array at the end of it.
210 // The start of the `proc_threadcounts` structure contains a header indicating
211 // the length of the subsequent array of `proc_threadcounts_data` elements.
212 //
213 // To use this interface, first read the `hw.nperflevels` sysctl to find out how
214 // large to make the allocation that receives the counter data:
215 //
216 //     sizeof(proc_threadcounts) + nperflevels * sizeof(proc_threadcounts_data)
217 //
218 // Use the `hw.perflevel[0-9].name` sysctl to find out which perf-level maps to
219 // each entry in the array.
220 //
221 // The complete usage would be (omitting error reporting):
222 //
223 //     uint32_t len = 0;
224 //     int ret = sysctlbyname("hw.nperflevels", &len, &len_sz, NULL, 0);
225 //     size_t size = sizeof(struct proc_threadcounts) +
226 //             len * sizeof(struct proc_threadcounts_data);
227 //     struct proc_threadcounts *counts = malloc(size);
228 //     // Fill this in with a thread ID, like from `PROC_PIDLISTTHREADS`.
229 //     uint64_t tid = 0;
230 //     int size_copied = proc_info(getpid(), PROC_PIDTHREADCOUNTS, tid, counts,
231 //             size);
232 
233 #define PROC_PIDTHREADCOUNTS 34
234 #define PROC_PIDTHREADCOUNTS_SIZE (sizeof(struct proc_threadcounts))
235 
236 /* Flavors for proc_pidfdinfo */
237 
238 #define PROC_PIDFDKQUEUE_EXTINFO        9
239 #define PROC_PIDFDKQUEUE_EXTINFO_SIZE   (sizeof(struct kevent_extinfo))
240 #define PROC_PIDFDKQUEUE_KNOTES_MAX     (1024 * 128)
241 #define PROC_PIDDYNKQUEUES_MAX  (1024 * 128)
242 
243 
244 /* Flavors for proc_pidoriginatorinfo */
245 #define PROC_PIDORIGINATOR_UUID         0x1
246 #define PROC_PIDORIGINATOR_UUID_SIZE    (sizeof(uuid_t))
247 
248 #define PROC_PIDORIGINATOR_BGSTATE      0x2
249 #define PROC_PIDORIGINATOR_BGSTATE_SIZE (sizeof(uint32_t))
250 
251 #define PROC_PIDORIGINATOR_PID_UUID     0x3
252 #define PROC_PIDORIGINATOR_PID_UUID_SIZE (sizeof(struct proc_originatorinfo))
253 
254 /* Flavors for proc_listcoalitions */
255 #define LISTCOALITIONS_ALL_COALS        1
256 #define LISTCOALITIONS_ALL_COALS_SIZE   (sizeof(struct procinfo_coalinfo))
257 
258 #define LISTCOALITIONS_SINGLE_TYPE      2
259 #define LISTCOALITIONS_SINGLE_TYPE_SIZE (sizeof(struct procinfo_coalinfo))
260 
261 /* reasons for proc_can_use_foreground_hw */
262 #define PROC_FGHW_OK                     0 /* pid may use foreground HW */
263 #define PROC_FGHW_DAEMON_OK              1
264 #define PROC_FGHW_DAEMON_LEADER         10 /* pid is in a daemon coalition */
265 #define PROC_FGHW_LEADER_NONUI          11 /* coalition leader is in a non-focal state */
266 #define PROC_FGHW_LEADER_BACKGROUND     12 /* coalition leader is in a background state */
267 #define PROC_FGHW_DAEMON_NO_VOUCHER     13 /* pid is a daemon with no adopted voucher */
268 #define PROC_FGHW_NO_VOUCHER_ATTR       14 /* pid has adopted a voucher with no bank/originator attribute */
269 #define PROC_FGHW_NO_ORIGINATOR         15 /* pid has adopted a voucher for a process that's gone away */
270 #define PROC_FGHW_ORIGINATOR_BACKGROUND 16 /* pid has adopted a voucher for an app that's in the background */
271 #define PROC_FGHW_VOUCHER_ERROR         98 /* error in voucher / originator callout */
272 #define PROC_FGHW_ERROR                 99 /* syscall parameter/permissions error */
273 
274 /* flavors for proc_piddynkqueueinfo */
275 #define PROC_PIDDYNKQUEUE_INFO         0
276 #define PROC_PIDDYNKQUEUE_INFO_SIZE    (sizeof(struct kqueue_dyninfo))
277 #define PROC_PIDDYNKQUEUE_EXTINFO      1
278 #define PROC_PIDDYNKQUEUE_EXTINFO_SIZE (sizeof(struct kevent_extinfo))
279 
280 /* __proc_info() call numbers */
281 #define PROC_INFO_CALL_LISTPIDS              0x1
282 #define PROC_INFO_CALL_PIDINFO               0x2
283 #define PROC_INFO_CALL_PIDFDINFO             0x3
284 #define PROC_INFO_CALL_KERNMSGBUF            0x4
285 #define PROC_INFO_CALL_SETCONTROL            0x5
286 #define PROC_INFO_CALL_PIDFILEPORTINFO       0x6
287 #define PROC_INFO_CALL_TERMINATE             0x7
288 #define PROC_INFO_CALL_DIRTYCONTROL          0x8
289 #define PROC_INFO_CALL_PIDRUSAGE             0x9
290 #define PROC_INFO_CALL_PIDORIGINATORINFO     0xa
291 #define PROC_INFO_CALL_LISTCOALITIONS        0xb
292 #define PROC_INFO_CALL_CANUSEFGHW            0xc
293 #define PROC_INFO_CALL_PIDDYNKQUEUEINFO      0xd
294 #define PROC_INFO_CALL_UDATA_INFO            0xe
295 #define PROC_INFO_CALL_SET_DYLD_IMAGES       0xf
296 #define PROC_INFO_CALL_TERMINATE_RSR         0x10
297 #define PROC_INFO_CALL_SIGNAL_AUDITTOKEN     0x11
298 #define PROC_INFO_CALL_TERMINATE_AUDITTOKEN  0x12
299 #define PROC_INFO_CALL_DELEGATE_SIGNAL       0x13
300 #define PROC_INFO_CALL_DELEGATE_TERMINATE    0x14
301 
302 /* __proc_info_extended_id() flags */
303 #define PIF_COMPARE_IDVERSION           0x01
304 #define PIF_COMPARE_UNIQUEID            0x02
305 
306 #ifdef KERNEL_PRIVATE
307 extern int proc_fdlist(proc_t p, struct proc_fdinfo *buf, size_t *count);
308 extern int proc_pidoriginatorpid_uuid(uuid_t uuid, uint32_t buffersize, pid_t *pid);
309 #endif
310 
311 #ifdef XNU_KERNEL_PRIVATE
312 #ifndef pshmnode
313 struct pshmnode;
314 #endif
315 
316 #ifndef psemnode
317 struct psemnode;
318 #endif
319 
320 #ifndef pipe
321 struct pipe;
322 #endif
323 
324 extern int fill_socketinfo(socket_t so, struct socket_info *si);
325 extern int fill_pshminfo(struct pshmnode * pshm, struct pshm_info * pinfo);
326 extern int fill_pseminfo(struct psemnode * psem, struct psem_info * pinfo);
327 extern int fill_pipeinfo(struct pipe * cpipe, struct pipe_info * pinfo);
328 extern int fill_kqueueinfo(struct kqueue * kq, struct kqueue_info * kinfo);
329 extern int pid_kqueue_extinfo(proc_t, struct kqueue * kq, user_addr_t buffer,
330     uint32_t buffersize, int32_t * retval);
331 extern int pid_kqueue_udatainfo(proc_t p, struct kqueue *kq, uint64_t *buf,
332     uint32_t bufsize);
333 extern int pid_kqueue_listdynamickqueues(proc_t p, user_addr_t ubuf,
334     uint32_t bufsize, int32_t *retval);
335 extern int pid_dynamickqueue_extinfo(proc_t p, kqueue_id_t kq_id,
336     user_addr_t ubuf, uint32_t bufsize, int32_t *retval);
337 struct kern_channel;
338 extern int fill_channelinfo(struct kern_channel * chan,
339     struct proc_channel_info *chan_info);
340 extern int fill_procworkqueue(proc_t, struct proc_workqueueinfo *);
341 extern boolean_t workqueue_get_pwq_exceeded(void *v, boolean_t *exceeded_total,
342     boolean_t *exceeded_constrained);
343 extern uint64_t workqueue_get_task_ss_flags_from_pwq_state_kdp(void *proc);
344 
345 #endif /* XNU_KERNEL_PRIVATE */
346 
347 __END_DECLS
348 
349 #endif /*_SYS_PROC_INFO_PRIVATE_H */
350