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