xref: /xnu-12377.81.4/bsd/sys/proc_info_private.h (revision 043036a2b3718f7f0be807e2870f8f47d3fa0796)
1 /*
2  * Copyright (c) 2005-2021 Apple Inc. All rights reserved.
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8  * Version 2.0 (the 'License'). You may not use this file except in
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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_pidcoalitioninfo {
64 	uint64_t coalition_id[COALITION_NUM_TYPES];
65 	uint64_t reserved1;
66 	uint64_t reserved2;
67 	uint64_t reserved3;
68 };
69 
70 struct proc_originatorinfo {
71 	uuid_t                  originator_uuid;        /* UUID of the originator process */
72 	pid_t                   originator_pid;         /* pid of the originator process */
73 	uint64_t                p_reserve2;
74 	uint64_t                p_reserve3;
75 	uint64_t                p_reserve4;
76 };
77 
78 struct proc_ipctableinfo {
79 	uint32_t               table_size;
80 	uint32_t               table_free;
81 };
82 
83 struct proc_threadschedinfo {
84 	uint64_t               int_time_ns;         /* time spent in interrupt context */
85 };
86 
87 // See PROC_PIDTHREADCOUNTS for a description of how to use these structures.
88 
89 struct proc_threadcounts_data {
90 	uint64_t ptcd_instructions;
91 	uint64_t ptcd_cycles;
92 	uint64_t ptcd_user_time_mach;
93 	uint64_t ptcd_system_time_mach;
94 	uint64_t ptcd_energy_nj;
95 };
96 
97 struct proc_threadcounts {
98 	uint16_t ptc_len;
99 	uint16_t ptc_reserved0;
100 	uint32_t ptc_reserved1;
101 	struct proc_threadcounts_data ptc_counts[];
102 };
103 
104 struct proc_delegated_signal_info {
105 	audit_token_t instigator;
106 	audit_token_t target;
107 };
108 
109 #define PROC_FLAG_DARWINBG      0x8000  /* process in darwin background */
110 #define PROC_FLAG_EXT_DARWINBG  0x10000 /* process in darwin background - external enforcement */
111 #define PROC_FLAG_IOS_APPLEDAEMON 0x20000       /* Process is apple daemon  */
112 #define PROC_FLAG_DELAYIDLESLEEP 0x40000        /* Process is marked to delay idle sleep on disk IO */
113 #define PROC_FLAG_IOS_IMPPROMOTION 0x80000      /* Process is daemon which receives importance donation  */
114 #define PROC_FLAG_ADAPTIVE              0x100000         /* Process is adaptive */
115 #define PROC_FLAG_ADAPTIVE_IMPORTANT    0x200000         /* Process is adaptive, and is currently important */
116 #define PROC_FLAG_IMPORTANCE_DONOR   0x400000 /* Process is marked as an importance donor */
117 #define PROC_FLAG_SUPPRESSED         0x800000 /* Process is suppressed */
118 #define PROC_FLAG_APPLICATION 0x1000000 /* Process is an application */
119 #define PROC_FLAG_IOS_APPLICATION PROC_FLAG_APPLICATION /* Process is an application */
120 #define PROC_FLAG_ROSETTA 0x2000000 /* Process is running translated under Rosetta */
121 
122 /*
123  * Security config.
124  * These flags are currently folded inside pbi_flags, but per-feature policies should
125  * likely move elsewhere.
126  */
127 #define PROC_FLAG_SEC_ENABLED                   0x04000000
128 #define PROC_FLAG_SEC_BYPASS_ENABLED            0x08000000
129 #define PROC_FLAG_HARDENED_HEAP_ENABLED         0x10000000
130 #define PROC_FLAG_TPRO_ENABLED                  0x20000000
131 #define PROC_FLAG_GUARD_OBJECTS_ENABLED                 0x80000000
132 
133 /* keep in sync with KQ_* in sys/eventvar.h */
134 #define PROC_KQUEUE_WORKQ       0x0040
135 #define PROC_KQUEUE_WORKLOOP    0x0080
136 
137 struct kevent_extinfo {
138 	struct kevent_qos_s kqext_kev;
139 	uint64_t kqext_sdata;
140 	int kqext_status;
141 	int kqext_sfflags;
142 	uint64_t kqext_reserved[2];
143 };
144 
145 /* Flavors for proc_pidinfo() */
146 #define PROC_PIDUNIQIDENTIFIERINFO      17
147 #define PROC_PIDUNIQIDENTIFIERINFO_SIZE \
148 	                                (sizeof(struct proc_uniqidentifierinfo))
149 
150 #define PROC_PIDT_BSDINFOWITHUNIQID     18
151 #define PROC_PIDT_BSDINFOWITHUNIQID_SIZE \
152 	                                (sizeof(struct proc_bsdinfowithuniqid))
153 
154 /* PROC_PIDARCHINFO defined in sys/proc_info.h */
155 
156 #define PROC_PIDCOALITIONINFO           20
157 #define PROC_PIDCOALITIONINFO_SIZE      (sizeof(struct proc_pidcoalitioninfo))
158 
159 #define PROC_PIDNOTEEXIT                21
160 #define PROC_PIDNOTEEXIT_SIZE           (sizeof(uint32_t))
161 
162 #define PROC_PIDREGIONPATHINFO2         22
163 #define PROC_PIDREGIONPATHINFO2_SIZE    (sizeof(struct proc_regionwithpathinfo))
164 
165 #define PROC_PIDREGIONPATHINFO3         23
166 #define PROC_PIDREGIONPATHINFO3_SIZE    (sizeof(struct proc_regionwithpathinfo))
167 
168 #define PROC_PIDEXITREASONINFO          24
169 #define PROC_PIDEXITREASONINFO_SIZE     (sizeof(struct proc_exitreasoninfo))
170 
171 #define PROC_PIDEXITREASONBASICINFO     25
172 #define PROC_PIDEXITREASONBASICINFOSIZE (sizeof(struct proc_exitreasonbasicinfo))
173 
174 #define PROC_PIDLISTUPTRS      26
175 #define PROC_PIDLISTUPTRS_SIZE (sizeof(uint64_t))
176 
177 #define PROC_PIDLISTDYNKQUEUES      27
178 #define PROC_PIDLISTDYNKQUEUES_SIZE (sizeof(kqueue_id_t))
179 
180 #define PROC_PIDLISTTHREADIDS           28
181 #define PROC_PIDLISTTHREADIDS_SIZE      (2* sizeof(uint32_t))
182 
183 #define PROC_PIDVMRTFAULTINFO           29
184 #define PROC_PIDVMRTFAULTINFO_SIZE (sizeof(vm_rtfault_record_t))
185 
186 #define PROC_PIDPLATFORMINFO 30
187 #define PROC_PIDPLATFORMINFO_SIZE (sizeof(uint32_t))
188 
189 #define PROC_PIDREGIONPATH              31
190 #define PROC_PIDREGIONPATH_SIZE         (sizeof(struct proc_regionpath))
191 
192 #define PROC_PIDIPCTABLEINFO 32
193 #define PROC_PIDIPCTABLEINFO_SIZE (sizeof(struct proc_ipctableinfo))
194 
195 #define PROC_PIDTHREADSCHEDINFO 33
196 #define PROC_PIDTHREADSCHEDINFO_SIZE (sizeof(struct proc_threadschedinfo))
197 
198 // PROC_PIDTHREADCOUNTS returns a list of counters for the given thread,
199 // separated out by the "perf-level" it was running on (typically either
200 // "performance" or "efficiency").
201 //
202 // This interface works a bit differently from the other proc_info(3) flavors.
203 // It copies out a structure with a variable-length array at the end of it.
204 // The start of the `proc_threadcounts` structure contains a header indicating
205 // the length of the subsequent array of `proc_threadcounts_data` elements.
206 //
207 // To use this interface, first read the `hw.nperflevels` sysctl to find out how
208 // large to make the allocation that receives the counter data:
209 //
210 //     sizeof(proc_threadcounts) + nperflevels * sizeof(proc_threadcounts_data)
211 //
212 // Use the `hw.perflevel[0-9].name` sysctl to find out which perf-level maps to
213 // each entry in the array.
214 //
215 // The complete usage would be (omitting error reporting):
216 //
217 //     uint32_t len = 0;
218 //     int ret = sysctlbyname("hw.nperflevels", &len, &len_sz, NULL, 0);
219 //     size_t size = sizeof(struct proc_threadcounts) +
220 //             len * sizeof(struct proc_threadcounts_data);
221 //     struct proc_threadcounts *counts = malloc(size);
222 //     // Fill this in with a thread ID, like from `PROC_PIDLISTTHREADS`.
223 //     uint64_t tid = 0;
224 //     int size_copied = proc_info(getpid(), PROC_PIDTHREADCOUNTS, tid, counts,
225 //             size);
226 
227 #define PROC_PIDTHREADCOUNTS 34
228 #define PROC_PIDTHREADCOUNTS_SIZE (sizeof(struct proc_threadcounts))
229 
230 /* Flavors for proc_pidfdinfo */
231 
232 #define PROC_PIDFDKQUEUE_EXTINFO        9
233 #define PROC_PIDFDKQUEUE_EXTINFO_SIZE   (sizeof(struct kevent_extinfo))
234 #define PROC_PIDFDKQUEUE_KNOTES_MAX     (1024 * 128)
235 #define PROC_PIDDYNKQUEUES_MAX  (1024 * 128)
236 
237 
238 /* Flavors for proc_pidoriginatorinfo */
239 #define PROC_PIDORIGINATOR_UUID         0x1
240 #define PROC_PIDORIGINATOR_UUID_SIZE    (sizeof(uuid_t))
241 
242 #define PROC_PIDORIGINATOR_BGSTATE      0x2
243 #define PROC_PIDORIGINATOR_BGSTATE_SIZE (sizeof(uint32_t))
244 
245 #define PROC_PIDORIGINATOR_PID_UUID     0x3
246 #define PROC_PIDORIGINATOR_PID_UUID_SIZE (sizeof(struct proc_originatorinfo))
247 
248 /* Flavors for proc_listcoalitions */
249 #define LISTCOALITIONS_ALL_COALS        1
250 #define LISTCOALITIONS_ALL_COALS_SIZE   (sizeof(struct procinfo_coalinfo))
251 
252 #define LISTCOALITIONS_SINGLE_TYPE      2
253 #define LISTCOALITIONS_SINGLE_TYPE_SIZE (sizeof(struct procinfo_coalinfo))
254 
255 /* reasons for proc_can_use_foreground_hw */
256 #define PROC_FGHW_OK                     0 /* pid may use foreground HW */
257 #define PROC_FGHW_DAEMON_OK              1
258 #define PROC_FGHW_DAEMON_LEADER         10 /* pid is in a daemon coalition */
259 #define PROC_FGHW_LEADER_NONUI          11 /* coalition leader is in a non-focal state */
260 #define PROC_FGHW_LEADER_BACKGROUND     12 /* coalition leader is in a background state */
261 #define PROC_FGHW_DAEMON_NO_VOUCHER     13 /* pid is a daemon with no adopted voucher */
262 #define PROC_FGHW_NO_VOUCHER_ATTR       14 /* pid has adopted a voucher with no bank/originator attribute */
263 #define PROC_FGHW_NO_ORIGINATOR         15 /* pid has adopted a voucher for a process that's gone away */
264 #define PROC_FGHW_ORIGINATOR_BACKGROUND 16 /* pid has adopted a voucher for an app that's in the background */
265 #define PROC_FGHW_VOUCHER_ERROR         98 /* error in voucher / originator callout */
266 #define PROC_FGHW_ERROR                 99 /* syscall parameter/permissions error */
267 
268 /* flavors for proc_piddynkqueueinfo */
269 #define PROC_PIDDYNKQUEUE_INFO         0
270 #define PROC_PIDDYNKQUEUE_INFO_SIZE    (sizeof(struct kqueue_dyninfo))
271 #define PROC_PIDDYNKQUEUE_EXTINFO      1
272 #define PROC_PIDDYNKQUEUE_EXTINFO_SIZE (sizeof(struct kevent_extinfo))
273 
274 /* __proc_info() call numbers */
275 #define PROC_INFO_CALL_LISTPIDS              0x1
276 #define PROC_INFO_CALL_PIDINFO               0x2
277 #define PROC_INFO_CALL_PIDFDINFO             0x3
278 #define PROC_INFO_CALL_KERNMSGBUF            0x4
279 #define PROC_INFO_CALL_SETCONTROL            0x5
280 #define PROC_INFO_CALL_PIDFILEPORTINFO       0x6
281 #define PROC_INFO_CALL_TERMINATE             0x7
282 #define PROC_INFO_CALL_DIRTYCONTROL          0x8
283 #define PROC_INFO_CALL_PIDRUSAGE             0x9
284 #define PROC_INFO_CALL_PIDORIGINATORINFO     0xa
285 #define PROC_INFO_CALL_LISTCOALITIONS        0xb
286 #define PROC_INFO_CALL_CANUSEFGHW            0xc
287 #define PROC_INFO_CALL_PIDDYNKQUEUEINFO      0xd
288 #define PROC_INFO_CALL_UDATA_INFO            0xe
289 #define PROC_INFO_CALL_SET_DYLD_IMAGES       0xf
290 #define PROC_INFO_CALL_TERMINATE_RSR         0x10
291 #define PROC_INFO_CALL_SIGNAL_AUDITTOKEN     0x11
292 #define PROC_INFO_CALL_TERMINATE_AUDITTOKEN  0x12
293 #define PROC_INFO_CALL_DELEGATE_SIGNAL       0x13
294 #define PROC_INFO_CALL_DELEGATE_TERMINATE    0x14
295 
296 /* __proc_info_extended_id() flags */
297 #define PIF_COMPARE_IDVERSION           0x01
298 #define PIF_COMPARE_UNIQUEID            0x02
299 
300 #ifdef KERNEL_PRIVATE
301 extern int proc_fdlist(proc_t p, struct proc_fdinfo *buf, size_t *count);
302 extern int proc_pidoriginatorpid_uuid(uuid_t uuid, uint32_t buffersize, pid_t *pid);
303 #endif
304 
305 #ifdef XNU_KERNEL_PRIVATE
306 #ifndef pshmnode
307 struct pshmnode;
308 #endif
309 
310 #ifndef psemnode
311 struct psemnode;
312 #endif
313 
314 #ifndef pipe
315 struct pipe;
316 #endif
317 
318 extern int fill_socketinfo(socket_t so, struct socket_info *si);
319 extern int fill_pshminfo(struct pshmnode * pshm, struct pshm_info * pinfo);
320 extern int fill_pseminfo(struct psemnode * psem, struct psem_info * pinfo);
321 extern int fill_pipeinfo(struct pipe * cpipe, struct pipe_info * pinfo);
322 extern int fill_kqueueinfo(struct kqueue * kq, struct kqueue_info * kinfo);
323 extern int pid_kqueue_extinfo(proc_t, struct kqueue * kq, user_addr_t buffer,
324     uint32_t buffersize, int32_t * retval);
325 extern int pid_kqueue_udatainfo(proc_t p, struct kqueue *kq, uint64_t *buf,
326     uint32_t bufsize);
327 extern int pid_kqueue_listdynamickqueues(proc_t p, user_addr_t ubuf,
328     uint32_t bufsize, int32_t *retval);
329 extern int pid_dynamickqueue_extinfo(proc_t p, kqueue_id_t kq_id,
330     user_addr_t ubuf, uint32_t bufsize, int32_t *retval);
331 struct kern_channel;
332 extern int fill_channelinfo(struct kern_channel * chan,
333     struct proc_channel_info *chan_info);
334 extern int fill_procworkqueue(proc_t, struct proc_workqueueinfo *);
335 extern boolean_t workqueue_get_pwq_exceeded(void *v, boolean_t *exceeded_total,
336     boolean_t *exceeded_constrained);
337 extern uint64_t workqueue_get_task_ss_flags_from_pwq_state_kdp(void *proc);
338 
339 #endif /* XNU_KERNEL_PRIVATE */
340 
341 __END_DECLS
342 
343 #endif /*_SYS_PROC_INFO_PRIVATE_H */
344