1 /*
2 * CDDL HEADER START
3 *
4 * The contents of this file are subject to the terms of the
5 * Common Development and Distribution License (the "License").
6 * You may not use this file except in compliance with the License.
7 *
8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9 * or http://www.opensolaris.org/os/licensing.
10 * See the License for the specific language governing permissions
11 * and limitations under the License.
12 *
13 * When distributing Covered Code, include this CDDL HEADER in each
14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15 * If applicable, add the following below this CDDL HEADER, with the
16 * fields enclosed by brackets "[]" replaced with your own identifying
17 * information: Portions Copyright [yyyy] [name of copyright owner]
18 *
19 * CDDL HEADER END
20 */
21
22 /*
23 * Copyright 2006 Sun Microsystems, Inc. All rights reserved.
24 * Use is subject to license terms.
25 */
26 /*
27 * Copyright 2012 DEY Storage Systems, Inc. All rights reserved.
28 * Copyright 2018 Joyent, Inc.
29 */
30
31 #ifndef _SYS_PROCFS_H
32 #define _SYS_PROCFS_H
33
34 #ifdef __cplusplus
35 extern "C" {
36 #endif
37
38 /*
39 * This definition is temporary. Structured proc is the preferred API,
40 * and the older ioctl-based interface will be removed in a future version
41 * of Solaris. Until then, by default, including <sys/procfs.h> will
42 * provide the older ioctl-based /proc definitions. To get the structured
43 * /proc definitions, either include <procfs.h> or define _STRUCTURED_PROC
44 * to be 1 before including <sys/procfs.h>.
45 */
46 #ifndef _STRUCTURED_PROC
47 #define _STRUCTURED_PROC 0
48 #endif
49
50 #if !defined(_KERNEL) && _STRUCTURED_PROC == 0
51
52 #include <sys/old_procfs.h>
53
54 #else /* !defined(_KERNEL) && _STRUCTURED_PROC == 0 */
55
56 #include <sys/feature_tests.h>
57 #include <sys/types.h>
58 #include <sys/time_impl.h>
59 #include <sys/signal.h>
60 #include <sys/siginfo.h>
61 #include <sys/fault.h>
62 #include <sys/syscall.h>
63 #include <sys/pset.h>
64 #include <sys/procfs_isa.h>
65 #include <sys/priv.h>
66 #include <sys/stat.h>
67 #include <sys/param.h>
68 #include <sys/secflags.h>
69 #include <sys/thread.h>
70
71 /*
72 * System call interfaces for /proc.
73 */
74
75 /*
76 * Control codes (long values) for messages written to ctl and lwpctl files.
77 */
78 #define PCNULL 0L /* null request, advance to next message */
79 #define PCSTOP 1L /* direct process or lwp to stop and wait for stop */
80 #define PCDSTOP 2L /* direct process or lwp to stop */
81 #define PCWSTOP 3L /* wait for process or lwp to stop, no timeout */
82 #define PCTWSTOP 4L /* wait for stop, with long millisecond timeout arg */
83 #define PCRUN 5L /* make process/lwp runnable, w/ long flags argument */
84 #define PCCSIG 6L /* clear current signal from lwp */
85 #define PCCFAULT 7L /* clear current fault from lwp */
86 #define PCSSIG 8L /* set current signal from siginfo_t argument */
87 #define PCKILL 9L /* post a signal to process/lwp, long argument */
88 #define PCUNKILL 10L /* delete a pending signal from process/lwp, long arg */
89 #define PCSHOLD 11L /* set lwp signal mask from sigset_t argument */
90 #define PCSTRACE 12L /* set traced signal set from sigset_t argument */
91 #define PCSFAULT 13L /* set traced fault set from fltset_t argument */
92 #define PCSENTRY 14L /* set traced syscall entry set from sysset_t arg */
93 #define PCSEXIT 15L /* set traced syscall exit set from sysset_t arg */
94 #define PCSET 16L /* set modes from long argument */
95 #define PCUNSET 17L /* unset modes from long argument */
96 #define PCSREG 18L /* set lwp general registers from prgregset_t arg */
97 #define PCSFPREG 19L /* set lwp floating-point registers from prfpregset_t */
98 #define PCSXREG 20L /* set lwp extra registers from prxregset_t arg */
99 #define PCNICE 21L /* set nice priority from long argument */
100 #define PCSVADDR 22L /* set %pc virtual address from long argument */
101 #define PCWATCH 23L /* set/unset watched memory area from prwatch_t arg */
102 #define PCAGENT 24L /* create agent lwp with regs from prgregset_t arg */
103 #define PCREAD 25L /* read from the address space via priovec_t arg */
104 #define PCWRITE 26L /* write to the address space via priovec_t arg */
105 #define PCSCRED 27L /* set process credentials from prcred_t argument */
106 #define PCSASRS 28L /* set ancillary state registers from asrset_t arg */
107 #define PCSPRIV 29L /* set process privileges from prpriv_t argument */
108 #define PCSZONE 30L /* set zoneid from zoneid_t argument */
109 #define PCSCREDX 31L /* as PCSCRED but with supplemental groups */
110 /*
111 * PCRUN long operand flags.
112 */
113 #define PRCSIG 0x01 /* clear current signal, if any */
114 #define PRCFAULT 0x02 /* clear current fault, if any */
115 #define PRSTEP 0x04 /* direct the lwp to single-step */
116 #define PRSABORT 0x08 /* abort syscall, if in syscall */
117 #define PRSTOP 0x10 /* set directed stop request */
118
119 /*
120 * lwp status file. /proc/<pid>/lwp/<lwpid>/lwpstatus
121 */
122 #define PRCLSZ 8 /* maximum size of scheduling class name */
123 #define PRSYSARGS 8 /* maximum number of syscall arguments */
124 typedef struct lwpstatus {
125 int pr_flags; /* flags (see below) */
126 id_t pr_lwpid; /* specific lwp identifier */
127 short pr_why; /* reason for lwp stop, if stopped */
128 short pr_what; /* more detailed reason */
129 short pr_cursig; /* current signal, if any */
130 short pr_pad1;
131 siginfo_t pr_info; /* info associated with signal or fault */
132 sigset_t pr_lwppend; /* set of signals pending to the lwp */
133 sigset_t pr_lwphold; /* set of signals blocked by the lwp */
134 struct sigaction pr_action; /* signal action for current signal */
135 stack_t pr_altstack; /* alternate signal stack info */
136 uintptr_t pr_oldcontext; /* address of previous ucontext */
137 short pr_syscall; /* system call number (if in syscall) */
138 short pr_nsysarg; /* number of arguments to this syscall */
139 int pr_errno; /* errno for failed syscall, 0 if successful */
140 long pr_sysarg[PRSYSARGS]; /* arguments to this syscall */
141 long pr_rval1; /* primary syscall return value */
142 long pr_rval2; /* second syscall return value, if any */
143 char pr_clname[PRCLSZ]; /* scheduling class name */
144 timestruc_t pr_tstamp; /* real-time time stamp of stop */
145 timestruc_t pr_utime; /* lwp user cpu time */
146 timestruc_t pr_stime; /* lwp system cpu time */
147 int pr_filler[11 - 2 * sizeof (timestruc_t) / sizeof (int)];
148 int pr_errpriv; /* missing privilege */
149 uintptr_t pr_ustack; /* address of stack boundary data (stack_t) */
150 ulong_t pr_instr; /* current instruction */
151 prgregset_t pr_reg; /* general registers */
152 prfpregset_t pr_fpreg; /* floating-point registers */
153 } lwpstatus_t;
154
155 /*
156 * process status file. /proc/<pid>/status
157 */
158 typedef struct pstatus {
159 int pr_flags; /* flags (see below) */
160 int pr_nlwp; /* number of active lwps in the process */
161 pid_t pr_pid; /* process id */
162 pid_t pr_ppid; /* parent process id */
163 pid_t pr_pgid; /* process group id */
164 pid_t pr_sid; /* session id */
165 id_t pr_aslwpid; /* historical; now always zero */
166 id_t pr_agentid; /* lwp id of the /proc agent lwp, if any */
167 sigset_t pr_sigpend; /* set of process pending signals */
168 uintptr_t pr_brkbase; /* address of the process heap */
169 size_t pr_brksize; /* size of the process heap, in bytes */
170 uintptr_t pr_stkbase; /* address of the process stack */
171 size_t pr_stksize; /* size of the process stack, in bytes */
172 timestruc_t pr_utime; /* process user cpu time */
173 timestruc_t pr_stime; /* process system cpu time */
174 timestruc_t pr_cutime; /* sum of children's user times */
175 timestruc_t pr_cstime; /* sum of children's system times */
176 sigset_t pr_sigtrace; /* set of traced signals */
177 fltset_t pr_flttrace; /* set of traced faults */
178 sysset_t pr_sysentry; /* set of system calls traced on entry */
179 sysset_t pr_sysexit; /* set of system calls traced on exit */
180 char pr_dmodel; /* data model of the process (see below) */
181 char pr_pad[3];
182 taskid_t pr_taskid; /* task id */
183 projid_t pr_projid; /* project id */
184 int pr_nzomb; /* number of zombie lwps in the process */
185 zoneid_t pr_zoneid; /* zone id */
186 int pr_filler[15]; /* reserved for future use */
187 lwpstatus_t pr_lwp; /* status of the representative lwp */
188 } pstatus_t;
189
190 /*
191 * pr_flags (same values appear in both pstatus_t and lwpstatus_t pr_flags).
192 *
193 * These flags do *not* apply to psinfo_t.pr_flag or lwpsinfo_t.pr_flag
194 * (which are both deprecated).
195 */
196 /* The following flags apply to the specific or representative lwp */
197 #define PR_STOPPED 0x00000001 /* lwp is stopped */
198 #define PR_ISTOP 0x00000002 /* lwp is stopped on an event of interest */
199 #define PR_DSTOP 0x00000004 /* lwp has a stop directive in effect */
200 #define PR_STEP 0x00000008 /* lwp has a single-step directive in effect */
201 #define PR_ASLEEP 0x00000010 /* lwp is sleeping in a system call */
202 #define PR_PCINVAL 0x00000020 /* contents of pr_instr undefined */
203 #define PR_ASLWP 0x00000040 /* obsolete flag; never set */
204 #define PR_AGENT 0x00000080 /* this lwp is the /proc agent lwp */
205 #define PR_DETACH 0x00000100 /* this is a detached lwp */
206 #define PR_DAEMON 0x00000200 /* this is a daemon lwp */
207 #define PR_IDLE 0x00000400 /* lwp is a cpu's idle thread */
208 /* The following flags apply to the process, not to an individual lwp */
209 #define PR_ISSYS 0x00001000 /* this is a system process */
210 #define PR_VFORKP 0x00002000 /* process is the parent of a vfork()d child */
211 #define PR_ORPHAN 0x00004000 /* process's process group is orphaned */
212 #define PR_NOSIGCHLD 0x00008000 /* process will not generate SIGCHLD on exit */
213 #define PR_WAITPID 0x00010000 /* only waitid(P_PID, pid) can reap the child */
214 /* The following process flags are modes settable by PCSET/PCUNSET */
215 #define PR_FORK 0x00100000 /* inherit-on-fork is in effect */
216 #define PR_RLC 0x00200000 /* run-on-last-close is in effect */
217 #define PR_KLC 0x00400000 /* kill-on-last-close is in effect */
218 #define PR_ASYNC 0x00800000 /* asynchronous-stop is in effect */
219 #define PR_MSACCT 0x01000000 /* micro-state usage accounting is in effect */
220 #define PR_BPTADJ 0x02000000 /* breakpoint trap pc adjustment is in effect */
221 #define PR_PTRACE 0x04000000 /* ptrace-compatibility mode is in effect */
222 #define PR_MSFORK 0x08000000 /* micro-state accounting inherited on fork */
223
224 /*
225 * See <sys/procfs_isa.h> for possible values of pr_dmodel.
226 */
227
228 /*
229 * Reasons for stopping (pr_why).
230 */
231 #define PR_REQUESTED 1
232 #define PR_SIGNALLED 2
233 #define PR_SYSENTRY 3
234 #define PR_SYSEXIT 4
235 #define PR_JOBCONTROL 5
236 #define PR_FAULTED 6
237 #define PR_SUSPENDED 7
238 #define PR_CHECKPOINT 8
239
240 /*
241 * lwp ps(1) information file. /proc/<pid>/lwp/<lwpid>/lwpsinfo
242 */
243 #define PRFNSZ 16 /* Maximum size of execed filename */
244 typedef struct lwpsinfo {
245 int pr_flag; /* lwp flags (DEPRECATED; do not use) */
246 id_t pr_lwpid; /* lwp id */
247 uintptr_t pr_addr; /* internal address of lwp */
248 uintptr_t pr_wchan; /* wait addr for sleeping lwp */
249 char pr_stype; /* synchronization event type */
250 char pr_state; /* numeric lwp state */
251 char pr_sname; /* printable character for pr_state */
252 char pr_nice; /* nice for cpu usage */
253 short pr_syscall; /* system call number (if in syscall) */
254 char pr_oldpri; /* pre-SVR4, low value is high priority */
255 char pr_cpu; /* pre-SVR4, cpu usage for scheduling */
256 int pr_pri; /* priority, high value is high priority */
257 /* The following percent number is a 16-bit binary */
258 /* fraction [0 .. 1] with the binary point to the */
259 /* right of the high-order bit (1.0 == 0x8000) */
260 ushort_t pr_pctcpu; /* % of recent cpu time used by this lwp */
261 ushort_t pr_pad;
262 timestruc_t pr_start; /* lwp start time, from the epoch */
263 timestruc_t pr_time; /* usr+sys cpu time for this lwp */
264 char pr_clname[PRCLSZ]; /* scheduling class name */
265 char pr_name[PRFNSZ]; /* name of system lwp */
266 processorid_t pr_onpro; /* processor which last ran this lwp */
267 processorid_t pr_bindpro; /* processor to which lwp is bound */
268 psetid_t pr_bindpset; /* processor set to which lwp is bound */
269 int pr_lgrp; /* lwp home lgroup */
270 int pr_filler[4]; /* reserved for future use */
271 } lwpsinfo_t;
272
273 /*
274 * process ps(1) information file. /proc/<pid>/psinfo
275 */
276 #define PRARGSZ 80 /* number of chars of arguments */
277 typedef struct psinfo {
278 int pr_flag; /* process flags (DEPRECATED; do not use) */
279 int pr_nlwp; /* number of active lwps in the process */
280 pid_t pr_pid; /* unique process id */
281 pid_t pr_ppid; /* process id of parent */
282 pid_t pr_pgid; /* pid of process group leader */
283 pid_t pr_sid; /* session id */
284 uid_t pr_uid; /* real user id */
285 uid_t pr_euid; /* effective user id */
286 gid_t pr_gid; /* real group id */
287 gid_t pr_egid; /* effective group id */
288 uintptr_t pr_addr; /* address of process */
289 size_t pr_size; /* size of process image in Kbytes */
290 size_t pr_rssize; /* resident set size in Kbytes */
291 size_t pr_pad1;
292 dev_t pr_ttydev; /* controlling tty device (or PRNODEV) */
293 /* The following percent numbers are 16-bit binary */
294 /* fractions [0 .. 1] with the binary point to the */
295 /* right of the high-order bit (1.0 == 0x8000) */
296 ushort_t pr_pctcpu; /* % of recent cpu time used by all lwps */
297 ushort_t pr_pctmem; /* % of system memory used by process */
298 timestruc_t pr_start; /* process start time, from the epoch */
299 timestruc_t pr_time; /* usr+sys cpu time for this process */
300 timestruc_t pr_ctime; /* usr+sys cpu time for reaped children */
301 char pr_fname[PRFNSZ]; /* name of execed file */
302 char pr_psargs[PRARGSZ]; /* initial characters of arg list */
303 int pr_wstat; /* if zombie, the wait() status */
304 int pr_argc; /* initial argument count */
305 uintptr_t pr_argv; /* address of initial argument vector */
306 uintptr_t pr_envp; /* address of initial environment vector */
307 char pr_dmodel; /* data model of the process */
308 char pr_pad2[3];
309 taskid_t pr_taskid; /* task id */
310 projid_t pr_projid; /* project id */
311 int pr_nzomb; /* number of zombie lwps in the process */
312 poolid_t pr_poolid; /* pool id */
313 zoneid_t pr_zoneid; /* zone id */
314 id_t pr_contract; /* process contract */
315 int pr_filler[1]; /* reserved for future use */
316 lwpsinfo_t pr_lwp; /* information for representative lwp */
317 } psinfo_t;
318
319 #define PRNODEV (dev_t)(-1) /* non-existent device */
320
321 /*
322 * Memory-map interface. /proc/<pid>/map /proc/<pid>/rmap
323 */
324 #define PRMAPSZ 64
325 typedef struct prmap {
326 uintptr_t pr_vaddr; /* virtual address of mapping */
327 size_t pr_size; /* size of mapping in bytes */
328 char pr_mapname[PRMAPSZ]; /* name in /proc/<pid>/object */
329 offset_t pr_offset; /* offset into mapped object, if any */
330 int pr_mflags; /* protection and attribute flags (see below) */
331 int pr_pagesize; /* pagesize (bytes) for this mapping */
332 int pr_shmid; /* SysV shmid, -1 if not SysV shared memory */
333 int pr_filler[1]; /* filler for future expansion */
334 } prmap_t;
335
336 /*
337 * HAT memory-map interface. /proc/<pid>/xmap
338 */
339 typedef struct prxmap {
340 uintptr_t pr_vaddr; /* virtual address of mapping */
341 size_t pr_size; /* size of mapping in bytes */
342 char pr_mapname[PRMAPSZ]; /* name in /proc/<pid>/object */
343 offset_t pr_offset; /* offset into mapped object, if any */
344 int pr_mflags; /* protection and attribute flags (see below) */
345 int pr_pagesize; /* pagesize (bytes) for this mapping */
346 int pr_shmid; /* SysV shmid, -1 if not SysV shared memory */
347 dev_t pr_dev; /* st_dev from stat64() of mapped object, or PRNODEV */
348 uint64_t pr_ino; /* st_ino from stat64() of mapped object, if any */
349 size_t pr_rss; /* pages of resident memory */
350 size_t pr_anon; /* pages of resident anonymous memory */
351 size_t pr_locked; /* pages of locked memory */
352 size_t pr_pad; /* currently unused */
353 uint64_t pr_hatpagesize; /* pagesize of the hat mapping */
354 #ifdef _ILP32
355 ulong_t pr_filler[6]; /* filler for future expansion */
356 #else
357 ulong_t pr_filler[7]; /* filler for future expansion */
358 #endif
359 } prxmap_t;
360
361
362 /* Protection and attribute flags */
363 #define MA_READ 0x04 /* readable by the traced process */
364 #define MA_WRITE 0x02 /* writable by the traced process */
365 #define MA_EXEC 0x01 /* executable by the traced process */
366 #define MA_SHARED 0x08 /* changes are shared by mapped object */
367 #define MA_ANON 0x40 /* anonymous memory (e.g. /dev/zero) */
368 #define MA_ISM 0x80 /* intimate shared mem (shared MMU resources) */
369 #define MA_NORESERVE 0x100 /* mapped with MAP_NORESERVE */
370 #define MA_SHM 0x200 /* System V shared memory */
371 #define MA_RESERVED1 0x400 /* reserved for future use */
372
373 /*
374 * These are obsolete and unreliable.
375 * They are included here only for historical compatibility.
376 */
377 #define MA_BREAK 0x10 /* grown by brk(2) */
378 #define MA_STACK 0x20 /* grown automatically on stack faults */
379
380 /*
381 * Process credentials. PCSCRED and /proc/<pid>/cred
382 */
383 typedef struct prcred {
384 uid_t pr_euid; /* effective user id */
385 uid_t pr_ruid; /* real user id */
386 uid_t pr_suid; /* saved user id (from exec) */
387 gid_t pr_egid; /* effective group id */
388 gid_t pr_rgid; /* real group id */
389 gid_t pr_sgid; /* saved group id (from exec) */
390 int pr_ngroups; /* number of supplementary groups */
391 gid_t pr_groups[1]; /* array of supplementary groups */
392 } prcred_t;
393
394 /*
395 * Process privileges. PCSPRIV and /proc/<pid>/priv
396 */
397 typedef struct prpriv {
398 uint32_t pr_nsets; /* number of privilege set */
399 uint32_t pr_setsize; /* size of privilege set */
400 uint32_t pr_infosize; /* size of supplementary data */
401 priv_chunk_t pr_sets[1]; /* array of sets */
402 } prpriv_t;
403
404 #define PRSECFLAGS_VERSION_1 1
405 #define PRSECFLAGS_VERSION_CURRENT PRSECFLAGS_VERSION_1
406 typedef struct prsecflags {
407 uint32_t pr_version;
408 char pr_pad[4];
409 secflagset_t pr_effective;
410 secflagset_t pr_inherit;
411 secflagset_t pr_lower;
412 secflagset_t pr_upper;
413 } prsecflags_t;
414
415 /*
416 * Watchpoint interface. PCWATCH and /proc/<pid>/watch
417 */
418 typedef struct prwatch {
419 uintptr_t pr_vaddr; /* virtual address of watched area */
420 size_t pr_size; /* size of watched area in bytes */
421 int pr_wflags; /* watch type flags */
422 int pr_pad;
423 } prwatch_t;
424
425 /* pr_wflags */
426 #define WA_READ 0x04 /* trap on read access */
427 #define WA_WRITE 0x02 /* trap on write access */
428 #define WA_EXEC 0x01 /* trap on execute access */
429 #define WA_TRAPAFTER 0x08 /* trap after instruction completes */
430
431 /*
432 * PCREAD/PCWRITE I/O interface.
433 */
434 typedef struct priovec {
435 void *pio_base; /* buffer in controlling process */
436 size_t pio_len; /* size of read/write request */
437 off_t pio_offset; /* virtual address in target process */
438 } priovec_t;
439
440 /*
441 * Resource usage. /proc/<pid>/usage /proc/<pid>/lwp/<lwpid>/lwpusage
442 */
443 typedef struct prusage {
444 id_t pr_lwpid; /* lwp id. 0: process or defunct */
445 int pr_count; /* number of contributing lwps */
446 timestruc_t pr_tstamp; /* current time stamp */
447 timestruc_t pr_create; /* process/lwp creation time stamp */
448 timestruc_t pr_term; /* process/lwp termination time stamp */
449 timestruc_t pr_rtime; /* total lwp real (elapsed) time */
450 timestruc_t pr_utime; /* user level cpu time */
451 timestruc_t pr_stime; /* system call cpu time */
452 timestruc_t pr_ttime; /* other system trap cpu time */
453 timestruc_t pr_tftime; /* text page fault sleep time */
454 timestruc_t pr_dftime; /* data page fault sleep time */
455 timestruc_t pr_kftime; /* kernel page fault sleep time */
456 timestruc_t pr_ltime; /* user lock wait sleep time */
457 timestruc_t pr_slptime; /* all other sleep time */
458 timestruc_t pr_wtime; /* wait-cpu (latency) time */
459 timestruc_t pr_stoptime; /* stopped time */
460 timestruc_t filltime[6]; /* filler for future expansion */
461 ulong_t pr_minf; /* minor page faults */
462 ulong_t pr_majf; /* major page faults */
463 ulong_t pr_nswap; /* swaps */
464 ulong_t pr_inblk; /* input blocks */
465 ulong_t pr_oublk; /* output blocks */
466 ulong_t pr_msnd; /* messages sent */
467 ulong_t pr_mrcv; /* messages received */
468 ulong_t pr_sigs; /* signals received */
469 ulong_t pr_vctx; /* voluntary context switches */
470 ulong_t pr_ictx; /* involuntary context switches */
471 ulong_t pr_sysc; /* system calls */
472 ulong_t pr_ioch; /* chars read and written */
473 ulong_t filler[10]; /* filler for future expansion */
474 } prusage_t;
475
476 /*
477 * Page data file. /proc/<pid>/pagedata
478 */
479
480 /* page data file header */
481 typedef struct prpageheader {
482 timestruc_t pr_tstamp; /* real time stamp */
483 long pr_nmap; /* number of address space mappings */
484 long pr_npage; /* total number of pages */
485 } prpageheader_t;
486
487 /* page data mapping header */
488 typedef struct prasmap {
489 uintptr_t pr_vaddr; /* virtual address of mapping */
490 size_t pr_npage; /* number of pages in mapping */
491 char pr_mapname[PRMAPSZ]; /* name in /proc/<pid>/object */
492 offset_t pr_offset; /* offset into mapped object, if any */
493 int pr_mflags; /* protection and attribute flags */
494 int pr_pagesize; /* pagesize (bytes) for this mapping */
495 int pr_shmid; /* SysV shmid, -1 if not SysV shared memory */
496 int pr_filler[1]; /* filler for future expansion */
497 } prasmap_t;
498
499 /*
500 * pr_npage bytes (plus 0-7 null bytes to round up to an 8-byte boundary)
501 * follow each mapping header, each containing zero or more of these flags.
502 */
503 #define PG_REFERENCED 0x02 /* page referenced since last read */
504 #define PG_MODIFIED 0x01 /* page modified since last read */
505 #define PG_HWMAPPED 0x04 /* page is present and mapped */
506
507 /*
508 * Open files. Only in core files (for now). Note that we'd like to use
509 * the stat or stat64 structure, but both of these structures are unfortunately
510 * not consistent between 32 and 64 bit modes. To keep our lives simpler, we
511 * just define our own structure with types that are not sensitive to this
512 * difference. Also, it turns out that pfiles omits a lot of info from the
513 * struct stat (e.g. times, device sizes, etc.) so we don't bother adding those
514 * here.
515 */
516 typedef struct prfdinfo {
517 int pr_fd;
518 mode_t pr_mode;
519
520 uid_t pr_uid;
521 gid_t pr_gid;
522
523 major_t pr_major; /* think stat.st_dev */
524 minor_t pr_minor;
525
526 major_t pr_rmajor; /* think stat.st_rdev */
527 minor_t pr_rminor;
528
529 ino64_t pr_ino;
530 off64_t pr_offset;
531 off64_t pr_size;
532
533 int pr_fileflags; /* fcntl(F_GETXFL), etc */
534 int pr_fdflags; /* fcntl(F_GETFD), etc. */
535
536 char pr_path[MAXPATHLEN];
537 } prfdinfo_t;
538
539 /*
540 * Representation of LWP name in core files. In /proc, we use a simple char
541 * array, but in core files we need to make it easy to correlate the note back
542 * to the right LWP. For simplicity, we'll use 32/64 consistent types.
543 */
544 typedef struct prlwpname {
545 uint64_t pr_lwpid;
546 char pr_lwpname[THREAD_NAME_MAX];
547 } prlwpname_t;
548
549 /*
550 * Header for /proc/<pid>/lstatus /proc/<pid>/lpsinfo /proc/<pid>/lusage
551 */
552 typedef struct prheader {
553 long pr_nent; /* number of entries */
554 long pr_entsize; /* size of each entry, in bytes */
555 } prheader_t;
556
557 /*
558 * Macros for manipulating sets of flags.
559 * sp must be a pointer to one of sigset_t, fltset_t, or sysset_t.
560 * flag must be a member of the enumeration corresponding to *sp.
561 */
562
563 /* turn on all flags in set */
564 #define prfillset(sp) \
565 { register int _i_ = sizeof (*(sp))/sizeof (uint32_t); \
566 while (_i_) ((uint32_t *)(sp))[--_i_] = (uint32_t)0xFFFFFFFF; }
567
568 /* turn off all flags in set */
569 #define premptyset(sp) \
570 { register int _i_ = sizeof (*(sp))/sizeof (uint32_t); \
571 while (_i_) ((uint32_t *)(sp))[--_i_] = (uint32_t)0; }
572
573 /* turn on specified flag in set */
574 #define praddset(sp, flag) \
575 ((void)(((unsigned)((flag)-1) < 32*sizeof (*(sp))/sizeof (uint32_t)) ? \
576 (((uint32_t *)(sp))[((flag)-1)/32] |= (1U<<(((flag)-1)%32))) : 0))
577
578 /* turn off specified flag in set */
579 #define prdelset(sp, flag) \
580 ((void)(((unsigned)((flag)-1) < 32*sizeof (*(sp))/sizeof (uint32_t)) ? \
581 (((uint32_t *)(sp))[((flag)-1)/32] &= ~(1U<<(((flag)-1)%32))) : 0))
582
583 /* query: != 0 iff flag is turned on in set */
584 #define prismember(sp, flag) \
585 (((unsigned)((flag)-1) < 32*sizeof (*(sp))/sizeof (uint32_t)) && \
586 (((uint32_t *)(sp))[((flag)-1)/32] & (1U<<(((flag)-1)%32))))
587
588 #if defined(_SYSCALL32)
589
590 /*
591 * dev32_t version of PRNODEV
592 */
593 #define PRNODEV32 (dev32_t)(-1)
594
595 /*
596 * Kernel view of /proc structures for _ILP32 programs.
597 */
598
599 /*
600 * _ILP32 lwp status file. /proc/<pid>/lwp/<lwpid>/lwpstatus
601 */
602 typedef struct lwpstatus32 {
603 int pr_flags; /* flags */
604 id32_t pr_lwpid; /* specific lwp identifier */
605 short pr_why; /* reason for lwp stop, if stopped */
606 short pr_what; /* more detailed reason */
607 short pr_cursig; /* current signal, if any */
608 short pr_pad1;
609 siginfo32_t pr_info; /* info associated with signal or fault */
610 sigset_t pr_lwppend; /* set of signals pending to the lwp */
611 sigset_t pr_lwphold; /* set of signals blocked by the lwp */
612 struct sigaction32 pr_action; /* signal action for current signal */
613 stack32_t pr_altstack; /* alternate signal stack info */
614 caddr32_t pr_oldcontext; /* address of previous ucontext */
615 short pr_syscall; /* system call number (if in syscall) */
616 short pr_nsysarg; /* number of arguments to this syscall */
617 int pr_errno; /* errno for failed syscall, 0 if successful */
618 int32_t pr_sysarg[PRSYSARGS]; /* arguments to this syscall */
619 int32_t pr_rval1; /* primary syscall return value */
620 int32_t pr_rval2; /* second syscall return value, if any */
621 char pr_clname[PRCLSZ]; /* scheduling class name */
622 timestruc32_t pr_tstamp; /* real-time time stamp of stop */
623 timestruc32_t pr_utime; /* lwp user cpu time */
624 timestruc32_t pr_stime; /* lwp system cpu time */
625 int pr_filler[11 - 2 * sizeof (timestruc32_t) / sizeof (int)];
626 int pr_errpriv; /* missing privilege */
627 caddr32_t pr_ustack; /* address of stack boundary data (stack32_t) */
628 uint32_t pr_instr; /* current instruction */
629 prgregset32_t pr_reg; /* general registers */
630 prfpregset32_t pr_fpreg; /* floating-point registers */
631 } lwpstatus32_t;
632
633 /*
634 * _ILP32 process status file. /proc/<pid>/status
635 */
636 typedef struct pstatus32 {
637 int pr_flags; /* flags */
638 int pr_nlwp; /* number of active lwps in the process */
639 pid32_t pr_pid; /* process id */
640 pid32_t pr_ppid; /* parent process id */
641 pid32_t pr_pgid; /* process group id */
642 pid32_t pr_sid; /* session id */
643 id32_t pr_aslwpid; /* historical; now always zero */
644 id32_t pr_agentid; /* lwp id of the /proc agent lwp, if any */
645 sigset_t pr_sigpend; /* set of process pending signals */
646 caddr32_t pr_brkbase; /* address of the process heap */
647 size32_t pr_brksize; /* size of the process heap, in bytes */
648 caddr32_t pr_stkbase; /* address of the process stack */
649 size32_t pr_stksize; /* size of the process stack, in bytes */
650 timestruc32_t pr_utime; /* process user cpu time */
651 timestruc32_t pr_stime; /* process system cpu time */
652 timestruc32_t pr_cutime; /* sum of children's user times */
653 timestruc32_t pr_cstime; /* sum of children's system times */
654 sigset_t pr_sigtrace; /* set of traced signals */
655 fltset_t pr_flttrace; /* set of traced faults */
656 sysset_t pr_sysentry; /* set of system calls traced on entry */
657 sysset_t pr_sysexit; /* set of system calls traced on exit */
658 char pr_dmodel; /* data model of the process */
659 char pr_pad[3];
660 id32_t pr_taskid; /* task id */
661 id32_t pr_projid; /* project id */
662 int pr_nzomb; /* number of zombie lwps in the process */
663 id32_t pr_zoneid; /* zone id */
664 int pr_filler[15]; /* reserved for future use */
665 lwpstatus32_t pr_lwp; /* status of the representative lwp */
666 } pstatus32_t;
667
668 /*
669 * _ILP32 lwp ps(1) information file. /proc/<pid>/lwp/<lwpid>/lwpsinfo
670 */
671 typedef struct lwpsinfo32 {
672 int pr_flag; /* lwp flags */
673 id32_t pr_lwpid; /* lwp id */
674 caddr32_t pr_addr; /* internal address of lwp */
675 caddr32_t pr_wchan; /* wait addr for sleeping lwp */
676 char pr_stype; /* synchronization event type */
677 char pr_state; /* numeric lwp state */
678 char pr_sname; /* printable character for pr_state */
679 char pr_nice; /* nice for cpu usage */
680 short pr_syscall; /* system call number (if in syscall) */
681 char pr_oldpri; /* pre-SVR4, low value is high priority */
682 char pr_cpu; /* pre-SVR4, cpu usage for scheduling */
683 int pr_pri; /* priority, high value is high priority */
684 /* The following percent number is a 16-bit binary */
685 /* fraction [0 .. 1] with the binary point to the */
686 /* right of the high-order bit (1.0 == 0x8000) */
687 ushort_t pr_pctcpu; /* % of recent cpu time used by this lwp */
688 ushort_t pr_pad;
689 timestruc32_t pr_start; /* lwp start time, from the epoch */
690 timestruc32_t pr_time; /* usr+sys cpu time for this lwp */
691 char pr_clname[PRCLSZ]; /* scheduling class name */
692 char pr_name[PRFNSZ]; /* name of system lwp */
693 processorid_t pr_onpro; /* processor which last ran this lwp */
694 processorid_t pr_bindpro; /* processor to which lwp is bound */
695 psetid_t pr_bindpset; /* processor set to which lwp is bound */
696 int pr_lgrp; /* lwp home lgroup */
697 int pr_filler[4]; /* reserved for future use */
698 } lwpsinfo32_t;
699
700 /*
701 * _ILP32 process ps(1) information file. /proc/<pid>/psinfo
702 */
703 typedef struct psinfo32 {
704 int pr_flag; /* process flags */
705 int pr_nlwp; /* number of active lwps in the process */
706 pid32_t pr_pid; /* unique process id */
707 pid32_t pr_ppid; /* process id of parent */
708 pid32_t pr_pgid; /* pid of process group leader */
709 pid32_t pr_sid; /* session id */
710 uid32_t pr_uid; /* real user id */
711 uid32_t pr_euid; /* effective user id */
712 gid32_t pr_gid; /* real group id */
713 gid32_t pr_egid; /* effective group id */
714 caddr32_t pr_addr; /* address of process */
715 size32_t pr_size; /* size of process image in Kbytes */
716 size32_t pr_rssize; /* resident set size in Kbytes */
717 size32_t pr_pad1;
718 dev32_t pr_ttydev; /* controlling tty device (or PRNODEV) */
719 ushort_t pr_pctcpu; /* % of recent cpu time used by all lwps */
720 ushort_t pr_pctmem; /* % of system memory used by process */
721 timestruc32_t pr_start; /* process start time, from the epoch */
722 timestruc32_t pr_time; /* usr+sys cpu time for this process */
723 timestruc32_t pr_ctime; /* usr+sys cpu time for reaped children */
724 char pr_fname[PRFNSZ]; /* name of execed file */
725 char pr_psargs[PRARGSZ]; /* initial characters of arg list */
726 int pr_wstat; /* if zombie, the wait() status */
727 int pr_argc; /* initial argument count */
728 caddr32_t pr_argv; /* address of initial argument vector */
729 caddr32_t pr_envp; /* address of initial environment vector */
730 char pr_dmodel; /* data model of the process */
731 char pr_pad2[3];
732 id32_t pr_taskid; /* task id */
733 id32_t pr_projid; /* project id */
734 int pr_nzomb; /* number of zombie lwps in the process */
735 id32_t pr_poolid; /* pool id */
736 id32_t pr_zoneid; /* zone id */
737 id32_t pr_contract; /* process contract */
738 int pr_filler[1]; /* reserved for future use */
739 lwpsinfo32_t pr_lwp; /* information for representative lwp */
740 } psinfo32_t;
741
742 /*
743 * _ILP32 Memory-management interface. /proc/<pid>/map /proc/<pid>/rmap
744 */
745 typedef struct prmap32 {
746 caddr32_t pr_vaddr; /* virtual address of mapping */
747 size32_t pr_size; /* size of mapping in bytes */
748 char pr_mapname[64]; /* name in /proc/<pid>/object */
749 offset_t pr_offset; /* offset into mapped object, if any */
750 int pr_mflags; /* protection and attribute flags */
751 int pr_pagesize; /* pagesize (bytes) for this mapping */
752 int pr_shmid; /* SysV shmid, -1 if not SysV shared memory */
753 int pr_filler[1]; /* filler for future expansion */
754 } prmap32_t;
755
756 /*
757 * _ILP32 HAT memory-map interface. /proc/<pid>/xmap
758 */
759 typedef struct prxmap32 {
760 caddr32_t pr_vaddr; /* virtual address of mapping */
761 size32_t pr_size; /* size of mapping in bytes */
762 char pr_mapname[PRMAPSZ]; /* name in /proc/<pid>/object */
763 offset_t pr_offset; /* offset into mapped object, if any */
764 int pr_mflags; /* protection and attribute flags (see below) */
765 int pr_pagesize; /* pagesize (bytes) for this mapping */
766 int pr_shmid; /* SysV shmid, -1 if not SysV shared memory */
767 dev32_t pr_dev; /* st_dev from stat64() of mapped object, or PRNODEV */
768 uint64_t pr_ino; /* st_ino from stat64() of mapped object, if any */
769 uint32_t pr_rss; /* pages of resident memory */
770 uint32_t pr_anon; /* pages of resident anonymous memory */
771 uint32_t pr_locked; /* pages of locked memory */
772 uint32_t pr_pad; /* currently unused */
773 uint64_t pr_hatpagesize; /* pagesize of the hat mapping */
774 uint32_t pr_filler[6]; /* filler for future expansion */
775 } prxmap32_t;
776
777 /*
778 * _ILP32 Process credentials. PCSCRED and /proc/<pid>/cred
779 */
780 typedef struct prcred32 {
781 uid32_t pr_euid; /* effective user id */
782 uid32_t pr_ruid; /* real user id */
783 uid32_t pr_suid; /* saved user id (from exec) */
784 gid32_t pr_egid; /* effective group id */
785 gid32_t pr_rgid; /* real group id */
786 gid32_t pr_sgid; /* saved group id (from exec) */
787 int pr_ngroups; /* number of supplementary groups */
788 gid32_t pr_groups[1]; /* array of supplementary groups */
789 } prcred32_t;
790
791 /*
792 * _ILP32 Watchpoint interface. PCWATCH and /proc/<pid>/watch
793 */
794 typedef struct prwatch32 {
795 caddr32_t pr_vaddr; /* virtual address of watched area */
796 size32_t pr_size; /* size of watched area in bytes */
797 int pr_wflags; /* watch type flags */
798 int pr_pad;
799 } prwatch32_t;
800
801 /*
802 * _ILP32 PCREAD/PCWRITE I/O interface.
803 */
804 typedef struct priovec32 {
805 caddr32_t pio_base; /* buffer in controlling process */
806 size32_t pio_len; /* size of read/write request */
807 off32_t pio_offset; /* virtual address in target process */
808 } priovec32_t;
809
810 /*
811 * _ILP32 Resource usage. /proc/<pid>/usage /proc/<pid>/lwp/<lwpid>/lwpusage
812 */
813 typedef struct prusage32 {
814 id32_t pr_lwpid; /* lwp id. 0: process or defunct */
815 int32_t pr_count; /* number of contributing lwps */
816 timestruc32_t pr_tstamp; /* current time stamp */
817 timestruc32_t pr_create; /* process/lwp creation time stamp */
818 timestruc32_t pr_term; /* process/lwp termination time stamp */
819 timestruc32_t pr_rtime; /* total lwp real (elapsed) time */
820 timestruc32_t pr_utime; /* user level cpu time */
821 timestruc32_t pr_stime; /* system call cpu time */
822 timestruc32_t pr_ttime; /* other system trap cpu time */
823 timestruc32_t pr_tftime; /* text page fault sleep time */
824 timestruc32_t pr_dftime; /* data page fault sleep time */
825 timestruc32_t pr_kftime; /* kernel page fault sleep time */
826 timestruc32_t pr_ltime; /* user lock wait sleep time */
827 timestruc32_t pr_slptime; /* all other sleep time */
828 timestruc32_t pr_wtime; /* wait-cpu (latency) time */
829 timestruc32_t pr_stoptime; /* stopped time */
830 timestruc32_t filltime[6]; /* filler for future expansion */
831 uint32_t pr_minf; /* minor page faults */
832 uint32_t pr_majf; /* major page faults */
833 uint32_t pr_nswap; /* swaps */
834 uint32_t pr_inblk; /* input blocks */
835 uint32_t pr_oublk; /* output blocks */
836 uint32_t pr_msnd; /* messages sent */
837 uint32_t pr_mrcv; /* messages received */
838 uint32_t pr_sigs; /* signals received */
839 uint32_t pr_vctx; /* voluntary context switches */
840 uint32_t pr_ictx; /* involuntary context switches */
841 uint32_t pr_sysc; /* system calls */
842 uint32_t pr_ioch; /* chars read and written */
843 uint32_t filler[10]; /* filler for future expansion */
844 } prusage32_t;
845
846 /*
847 * _ILP32 Page data file. /proc/<pid>/pagedata
848 */
849
850 /* _ILP32 page data file header */
851 typedef struct prpageheader32 {
852 timestruc32_t pr_tstamp; /* real time stamp */
853 int32_t pr_nmap; /* number of address space mappings */
854 int32_t pr_npage; /* total number of pages */
855 } prpageheader32_t;
856
857 /* _ILP32 page data mapping header */
858 typedef struct prasmap32 {
859 caddr32_t pr_vaddr; /* virtual address of mapping */
860 size32_t pr_npage; /* number of pages in mapping */
861 char pr_mapname[64]; /* name in /proc/<pid>/object */
862 offset_t pr_offset; /* offset into mapped object, if any */
863 int pr_mflags; /* protection and attribute flags */
864 int pr_pagesize; /* pagesize (bytes) for this mapping */
865 int pr_shmid; /* SysV shmid, -1 if not SysV shared memory */
866 int pr_filler[1]; /* filler for future expansion */
867 } prasmap32_t;
868
869 /*
870 * _ILP32 Header for /proc/<pid>/lstatus /proc/<pid>/lpsinfo /proc/<pid>/lusage
871 */
872 typedef struct prheader32 {
873 int32_t pr_nent; /* number of entries */
874 int32_t pr_entsize; /* size of each entry, in bytes */
875 } prheader32_t;
876
877 #endif /* _SYSCALL32 */
878
879 #endif /* !_KERNEL && _STRUCTURED_PROC == 0 */
880
881 #ifdef __cplusplus
882 }
883 #endif
884
885 #endif /* _SYS_PROCFS_H */