xref: /illumos-gate/usr/src/uts/common/sys/procfs.h (revision 2efb3bf9c7f4cf34038896f1431531c93d3f57c2)
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 #if !defined(_LP64) && _FILE_OFFSET_BITS == 64
69 #error	"Cannot use procfs in the large file compilation environment"
70 #endif
71 
72 /*
73  * System call interfaces for /proc.
74  */
75 
76 /*
77  * Control codes (long values) for messages written to ctl and lwpctl files.
78  */
79 #define	PCNULL   0L	/* null request, advance to next message */
80 #define	PCSTOP   1L	/* direct process or lwp to stop and wait for stop */
81 #define	PCDSTOP  2L	/* direct process or lwp to stop */
82 #define	PCWSTOP  3L	/* wait for process or lwp to stop, no timeout */
83 #define	PCTWSTOP 4L	/* wait for stop, with long millisecond timeout arg */
84 #define	PCRUN    5L	/* make process/lwp runnable, w/ long flags argument */
85 #define	PCCSIG   6L	/* clear current signal from lwp */
86 #define	PCCFAULT 7L	/* clear current fault from lwp */
87 #define	PCSSIG   8L	/* set current signal from siginfo_t argument */
88 #define	PCKILL   9L	/* post a signal to process/lwp, long argument */
89 #define	PCUNKILL 10L	/* delete a pending signal from process/lwp, long arg */
90 #define	PCSHOLD  11L	/* set lwp signal mask from sigset_t argument */
91 #define	PCSTRACE 12L	/* set traced signal set from sigset_t argument */
92 #define	PCSFAULT 13L	/* set traced fault set from fltset_t argument */
93 #define	PCSENTRY 14L	/* set traced syscall entry set from sysset_t arg */
94 #define	PCSEXIT  15L	/* set traced syscall exit set from sysset_t arg */
95 #define	PCSET    16L	/* set modes from long argument */
96 #define	PCUNSET  17L	/* unset modes from long argument */
97 #define	PCSREG   18L	/* set lwp general registers from prgregset_t arg */
98 #define	PCSFPREG 19L	/* set lwp floating-point registers from prfpregset_t */
99 #define	PCSXREG  20L	/* set lwp extra registers from prxregset_t arg */
100 #define	PCNICE   21L	/* set nice priority from long argument */
101 #define	PCSVADDR 22L	/* set %pc virtual address from long argument */
102 #define	PCWATCH  23L	/* set/unset watched memory area from prwatch_t arg */
103 #define	PCAGENT  24L	/* create agent lwp with regs from prgregset_t arg */
104 #define	PCREAD   25L	/* read from the address space via priovec_t arg */
105 #define	PCWRITE  26L	/* write to the address space via priovec_t arg */
106 #define	PCSCRED  27L	/* set process credentials from prcred_t argument */
107 #define	PCSASRS  28L	/* set ancillary state registers from asrset_t arg */
108 #define	PCSPRIV  29L	/* set process privileges from prpriv_t argument */
109 #define	PCSZONE  30L	/* set zoneid from zoneid_t argument */
110 #define	PCSCREDX 31L	/* as PCSCRED but with supplemental groups */
111 /*
112  * PCRUN long operand flags.
113  */
114 #define	PRCSIG		0x01	/* clear current signal, if any */
115 #define	PRCFAULT	0x02	/* clear current fault, if any */
116 #define	PRSTEP		0x04	/* direct the lwp to single-step */
117 #define	PRSABORT	0x08	/* abort syscall, if in syscall */
118 #define	PRSTOP		0x10	/* set directed stop request */
119 
120 /*
121  * lwp status file.  /proc/<pid>/lwp/<lwpid>/lwpstatus
122  */
123 #define	PRCLSZ		8	/* maximum size of scheduling class name */
124 #define	PRSYSARGS	8	/* maximum number of syscall arguments */
125 typedef struct lwpstatus {
126 	int	pr_flags;	/* flags (see below) */
127 	id_t	pr_lwpid;	/* specific lwp identifier */
128 	short	pr_why;		/* reason for lwp stop, if stopped */
129 	short	pr_what;	/* more detailed reason */
130 	short	pr_cursig;	/* current signal, if any */
131 	short	pr_pad1;
132 	siginfo_t pr_info;	/* info associated with signal or fault */
133 	sigset_t pr_lwppend;	/* set of signals pending to the lwp */
134 	sigset_t pr_lwphold;	/* set of signals blocked by the lwp */
135 	struct sigaction pr_action;	/* signal action for current signal */
136 	stack_t	pr_altstack;	/* alternate signal stack info */
137 	uintptr_t pr_oldcontext;	/* address of previous ucontext */
138 	short	pr_syscall;	/* system call number (if in syscall) */
139 	short	pr_nsysarg;	/* number of arguments to this syscall */
140 	int	pr_errno;	/* errno for failed syscall, 0 if successful */
141 	long	pr_sysarg[PRSYSARGS];	/* arguments to this syscall */
142 	long	pr_rval1;	/* primary syscall return value */
143 	long	pr_rval2;	/* second syscall return value, if any */
144 	char	pr_clname[PRCLSZ];	/* scheduling class name */
145 	timestruc_t pr_tstamp;	/* real-time time stamp of stop */
146 	timestruc_t pr_utime;	/* lwp user cpu time */
147 	timestruc_t pr_stime;	/* lwp system cpu time */
148 	int	pr_filler[11 - 2 * sizeof (timestruc_t) / sizeof (int)];
149 	int	pr_errpriv;	/* missing privilege */
150 	uintptr_t pr_ustack;	/* address of stack boundary data (stack_t) */
151 	ulong_t	pr_instr;	/* current instruction */
152 	prgregset_t pr_reg;	/* general registers */
153 	prfpregset_t pr_fpreg;	/* floating-point registers */
154 } lwpstatus_t;
155 
156 /*
157  * process status file.  /proc/<pid>/status
158  */
159 typedef struct pstatus {
160 	int	pr_flags;	/* flags (see below) */
161 	int	pr_nlwp;	/* number of active lwps in the process */
162 	pid_t	pr_pid;		/* process id */
163 	pid_t	pr_ppid;	/* parent process id */
164 	pid_t	pr_pgid;	/* process group id */
165 	pid_t	pr_sid;		/* session id */
166 	id_t	pr_aslwpid;	/* historical; now always zero */
167 	id_t	pr_agentid;	/* lwp id of the /proc agent lwp, if any */
168 	sigset_t pr_sigpend;	/* set of process pending signals */
169 	uintptr_t pr_brkbase;	/* address of the process heap */
170 	size_t	pr_brksize;	/* size of the process heap, in bytes */
171 	uintptr_t pr_stkbase;	/* address of the process stack */
172 	size_t	pr_stksize;	/* size of the process stack, in bytes */
173 	timestruc_t pr_utime;	/* process user cpu time */
174 	timestruc_t pr_stime;	/* process system cpu time */
175 	timestruc_t pr_cutime;	/* sum of children's user times */
176 	timestruc_t pr_cstime;	/* sum of children's system times */
177 	sigset_t pr_sigtrace;	/* set of traced signals */
178 	fltset_t pr_flttrace;	/* set of traced faults */
179 	sysset_t pr_sysentry;	/* set of system calls traced on entry */
180 	sysset_t pr_sysexit;	/* set of system calls traced on exit */
181 	char	pr_dmodel;	/* data model of the process (see below) */
182 	char	pr_pad[3];
183 	taskid_t pr_taskid;	/* task id */
184 	projid_t pr_projid;	/* project id */
185 	int	pr_nzomb;	/* number of zombie lwps in the process */
186 	zoneid_t pr_zoneid;	/* zone id */
187 	int	pr_filler[15];	/* reserved for future use */
188 	lwpstatus_t pr_lwp;	/* status of the representative lwp */
189 } pstatus_t;
190 
191 /*
192  * pr_flags (same values appear in both pstatus_t and lwpstatus_t pr_flags).
193  *
194  * These flags do *not* apply to psinfo_t.pr_flag or lwpsinfo_t.pr_flag
195  * (which are both deprecated).
196  */
197 /* The following flags apply to the specific or representative lwp */
198 #define	PR_STOPPED 0x00000001	/* lwp is stopped */
199 #define	PR_ISTOP   0x00000002	/* lwp is stopped on an event of interest */
200 #define	PR_DSTOP   0x00000004	/* lwp has a stop directive in effect */
201 #define	PR_STEP	   0x00000008	/* lwp has a single-step directive in effect */
202 #define	PR_ASLEEP  0x00000010	/* lwp is sleeping in a system call */
203 #define	PR_PCINVAL 0x00000020	/* contents of pr_instr undefined */
204 #define	PR_ASLWP   0x00000040	/* obsolete flag; never set */
205 #define	PR_AGENT   0x00000080	/* this lwp is the /proc agent lwp */
206 #define	PR_DETACH  0x00000100	/* this is a detached lwp */
207 #define	PR_DAEMON  0x00000200	/* this is a daemon lwp */
208 #define	PR_IDLE    0x00000400	/* lwp is a cpu's idle thread */
209 /* The following flags apply to the process, not to an individual lwp */
210 #define	PR_ISSYS   0x00001000	/* this is a system process */
211 #define	PR_VFORKP  0x00002000	/* process is the parent of a vfork()d child */
212 #define	PR_ORPHAN  0x00004000	/* process's process group is orphaned */
213 #define	PR_NOSIGCHLD 0x00008000	/* process will not generate SIGCHLD on exit */
214 #define	PR_WAITPID 0x00010000	/* only waitid(P_PID, pid) can reap the child */
215 /* The following process flags are modes settable by PCSET/PCUNSET */
216 #define	PR_FORK	   0x00100000	/* inherit-on-fork is in effect */
217 #define	PR_RLC	   0x00200000	/* run-on-last-close is in effect */
218 #define	PR_KLC	   0x00400000	/* kill-on-last-close is in effect */
219 #define	PR_ASYNC   0x00800000	/* asynchronous-stop is in effect */
220 #define	PR_MSACCT  0x01000000	/* micro-state usage accounting is in effect */
221 #define	PR_BPTADJ  0x02000000	/* breakpoint trap pc adjustment is in effect */
222 #define	PR_PTRACE  0x04000000	/* ptrace-compatibility mode is in effect */
223 #define	PR_MSFORK  0x08000000	/* micro-state accounting inherited on fork */
224 
225 /*
226  * See <sys/procfs_isa.h> for possible values of pr_dmodel.
227  */
228 
229 /*
230  * Reasons for stopping (pr_why).
231  */
232 #define	PR_REQUESTED	1
233 #define	PR_SIGNALLED	2
234 #define	PR_SYSENTRY	3
235 #define	PR_SYSEXIT	4
236 #define	PR_JOBCONTROL	5
237 #define	PR_FAULTED	6
238 #define	PR_SUSPENDED	7
239 #define	PR_CHECKPOINT	8
240 
241 /*
242  * lwp ps(1) information file.  /proc/<pid>/lwp/<lwpid>/lwpsinfo
243  */
244 #define	PRFNSZ		16	/* Maximum size of execed filename */
245 typedef struct lwpsinfo {
246 	int	pr_flag;	/* lwp flags (DEPRECATED; do not use) */
247 	id_t	pr_lwpid;	/* lwp id */
248 	uintptr_t pr_addr;	/* internal address of lwp */
249 	uintptr_t pr_wchan;	/* wait addr for sleeping lwp */
250 	char	pr_stype;	/* synchronization event type */
251 	char	pr_state;	/* numeric lwp state */
252 	char	pr_sname;	/* printable character for pr_state */
253 	char	pr_nice;	/* nice for cpu usage */
254 	short	pr_syscall;	/* system call number (if in syscall) */
255 	char	pr_oldpri;	/* pre-SVR4, low value is high priority */
256 	char	pr_cpu;		/* pre-SVR4, cpu usage for scheduling */
257 	int	pr_pri;		/* priority, high value is high priority */
258 			/* The following percent number is a 16-bit binary */
259 			/* fraction [0 .. 1] with the binary point to the */
260 			/* right of the high-order bit (1.0 == 0x8000) */
261 	ushort_t pr_pctcpu;	/* % of recent cpu time used by this lwp */
262 	ushort_t pr_pad;
263 	timestruc_t pr_start;	/* lwp start time, from the epoch */
264 	timestruc_t pr_time;	/* usr+sys cpu time for this lwp */
265 	char	pr_clname[PRCLSZ];	/* scheduling class name */
266 	char	pr_name[PRFNSZ];	/* name of system lwp */
267 	processorid_t pr_onpro;		/* processor which last ran this lwp */
268 	processorid_t pr_bindpro;	/* processor to which lwp is bound */
269 	psetid_t pr_bindpset;	/* processor set to which lwp is bound */
270 	int	pr_lgrp;	/* lwp home lgroup */
271 	int	pr_filler[4];	/* reserved for future use */
272 } lwpsinfo_t;
273 
274 /*
275  * process ps(1) information file.  /proc/<pid>/psinfo
276  */
277 #define	PRARGSZ		80	/* number of chars of arguments */
278 typedef struct psinfo {
279 	int	pr_flag;	/* process flags (DEPRECATED; do not use) */
280 	int	pr_nlwp;	/* number of active lwps in the process */
281 	pid_t	pr_pid;		/* unique process id */
282 	pid_t	pr_ppid;	/* process id of parent */
283 	pid_t	pr_pgid;	/* pid of process group leader */
284 	pid_t	pr_sid;		/* session id */
285 	uid_t	pr_uid;		/* real user id */
286 	uid_t	pr_euid;	/* effective user id */
287 	gid_t	pr_gid;		/* real group id */
288 	gid_t	pr_egid;	/* effective group id */
289 	uintptr_t pr_addr;	/* address of process */
290 	size_t	pr_size;	/* size of process image in Kbytes */
291 	size_t	pr_rssize;	/* resident set size in Kbytes */
292 	size_t	pr_pad1;
293 	dev_t	pr_ttydev;	/* controlling tty device (or PRNODEV) */
294 			/* The following percent numbers are 16-bit binary */
295 			/* fractions [0 .. 1] with the binary point to the */
296 			/* right of the high-order bit (1.0 == 0x8000) */
297 	ushort_t pr_pctcpu;	/* % of recent cpu time used by all lwps */
298 	ushort_t pr_pctmem;	/* % of system memory used by process */
299 	timestruc_t pr_start;	/* process start time, from the epoch */
300 	timestruc_t pr_time;	/* usr+sys cpu time for this process */
301 	timestruc_t pr_ctime;	/* usr+sys cpu time for reaped children */
302 	char	pr_fname[PRFNSZ];	/* name of execed file */
303 	char	pr_psargs[PRARGSZ];	/* initial characters of arg list */
304 	int	pr_wstat;	/* if zombie, the wait() status */
305 	int	pr_argc;	/* initial argument count */
306 	uintptr_t pr_argv;	/* address of initial argument vector */
307 	uintptr_t pr_envp;	/* address of initial environment vector */
308 	char	pr_dmodel;	/* data model of the process */
309 	char	pr_pad2[3];
310 	taskid_t pr_taskid;	/* task id */
311 	projid_t pr_projid;	/* project id */
312 	int	pr_nzomb;	/* number of zombie lwps in the process */
313 	poolid_t pr_poolid;	/* pool id */
314 	zoneid_t pr_zoneid;	/* zone id */
315 	id_t	pr_contract;	/* process contract */
316 	int	pr_filler[1];	/* reserved for future use */
317 	lwpsinfo_t pr_lwp;	/* information for representative lwp */
318 } psinfo_t;
319 
320 #define	PRNODEV	(dev_t)(-1)	/* non-existent device */
321 
322 /*
323  * Memory-map interface.  /proc/<pid>/map /proc/<pid>/rmap
324  */
325 #define	PRMAPSZ	64
326 typedef struct prmap {
327 	uintptr_t pr_vaddr;	/* virtual address of mapping */
328 	size_t	pr_size;	/* size of mapping in bytes */
329 	char	pr_mapname[PRMAPSZ];	/* name in /proc/<pid>/object */
330 	offset_t pr_offset;	/* offset into mapped object, if any */
331 	int	pr_mflags;	/* protection and attribute flags (see below) */
332 	int	pr_pagesize;	/* pagesize (bytes) for this mapping */
333 	int	pr_shmid;	/* SysV shmid, -1 if not SysV shared memory */
334 	int	pr_filler[1];	/* filler for future expansion */
335 } prmap_t;
336 
337 /*
338  * HAT memory-map interface.  /proc/<pid>/xmap
339  */
340 typedef struct prxmap {
341 	uintptr_t pr_vaddr;	/* virtual address of mapping */
342 	size_t	pr_size;	/* size of mapping in bytes */
343 	char	pr_mapname[PRMAPSZ];	/* name in /proc/<pid>/object */
344 	offset_t pr_offset;	/* offset into mapped object, if any */
345 	int	pr_mflags;	/* protection and attribute flags (see below) */
346 	int	pr_pagesize;	/* pagesize (bytes) for this mapping */
347 	int	pr_shmid;	/* SysV shmid, -1 if not SysV shared memory */
348 	dev_t	pr_dev;	/* st_dev from stat64() of mapped object, or PRNODEV */
349 	uint64_t pr_ino; /* st_ino from stat64() of mapped object, if any */
350 	size_t	pr_rss; 	/* pages of resident memory */
351 	size_t	pr_anon;	/* pages of resident anonymous memory */
352 	size_t	pr_locked;	/* pages of locked memory */
353 	size_t	pr_pad;		/* currently unused */
354 	uint64_t pr_hatpagesize; /* pagesize of the hat mapping */
355 #ifdef	_ILP32
356 	ulong_t	pr_filler[6];	/* filler for future expansion */
357 #else
358 	ulong_t pr_filler[7];	/* filler for future expansion */
359 #endif
360 } prxmap_t;
361 
362 
363 /* Protection and attribute flags */
364 #define	MA_READ		0x04	/* readable by the traced process */
365 #define	MA_WRITE	0x02	/* writable by the traced process */
366 #define	MA_EXEC		0x01	/* executable by the traced process */
367 #define	MA_SHARED	0x08	/* changes are shared by mapped object */
368 #define	MA_ANON		0x40	/* anonymous memory (e.g. /dev/zero) */
369 #define	MA_ISM		0x80	/* intimate shared mem (shared MMU resources) */
370 #define	MA_NORESERVE	0x100	/* mapped with MAP_NORESERVE */
371 #define	MA_SHM		0x200	/* System V shared memory */
372 #define	MA_RESERVED1	0x400	/* reserved for future use */
373 
374 /*
375  * These are obsolete and unreliable.
376  * They are included here only for historical compatibility.
377  */
378 #define	MA_BREAK	0x10	/* grown by brk(2) */
379 #define	MA_STACK	0x20	/* grown automatically on stack faults */
380 
381 /*
382  * Process credentials.  PCSCRED and /proc/<pid>/cred
383  */
384 typedef struct prcred {
385 	uid_t	pr_euid;	/* effective user id */
386 	uid_t	pr_ruid;	/* real user id */
387 	uid_t	pr_suid;	/* saved user id (from exec) */
388 	gid_t	pr_egid;	/* effective group id */
389 	gid_t	pr_rgid;	/* real group id */
390 	gid_t	pr_sgid;	/* saved group id (from exec) */
391 	int	pr_ngroups;	/* number of supplementary groups */
392 	gid_t	pr_groups[1];	/* array of supplementary groups */
393 } prcred_t;
394 
395 /*
396  * Process privileges.  PCSPRIV and /proc/<pid>/priv
397  */
398 typedef struct prpriv {
399 	uint32_t	pr_nsets;		/* number of privilege set */
400 	uint32_t	pr_setsize;		/* size of privilege set */
401 	uint32_t	pr_infosize;		/* size of supplementary data */
402 	priv_chunk_t	pr_sets[1];		/* array of sets */
403 } prpriv_t;
404 
405 /*
406  * Watchpoint interface.  PCWATCH and /proc/<pid>/watch
407  */
408 typedef struct prwatch {
409 	uintptr_t pr_vaddr;	/* virtual address of watched area */
410 	size_t	pr_size;	/* size of watched area in bytes */
411 	int	pr_wflags;	/* watch type flags */
412 	int	pr_pad;
413 } prwatch_t;
414 
415 /* pr_wflags */
416 #define	WA_READ		0x04	/* trap on read access */
417 #define	WA_WRITE	0x02	/* trap on write access */
418 #define	WA_EXEC		0x01	/* trap on execute access */
419 #define	WA_TRAPAFTER	0x08	/* trap after instruction completes */
420 
421 /*
422  * PCREAD/PCWRITE I/O interface.
423  */
424 typedef struct priovec {
425 	void	*pio_base;	/* buffer in controlling process */
426 	size_t	pio_len;	/* size of read/write request */
427 	off_t	pio_offset;	/* virtual address in target process */
428 } priovec_t;
429 
430 /*
431  * Resource usage.  /proc/<pid>/usage /proc/<pid>/lwp/<lwpid>/lwpusage
432  */
433 typedef struct prusage {
434 	id_t		pr_lwpid;	/* lwp id.  0: process or defunct */
435 	int		pr_count;	/* number of contributing lwps */
436 	timestruc_t	pr_tstamp;	/* current time stamp */
437 	timestruc_t	pr_create;	/* process/lwp creation time stamp */
438 	timestruc_t	pr_term;	/* process/lwp termination time stamp */
439 	timestruc_t	pr_rtime;	/* total lwp real (elapsed) time */
440 	timestruc_t	pr_utime;	/* user level cpu time */
441 	timestruc_t	pr_stime;	/* system call cpu time */
442 	timestruc_t	pr_ttime;	/* other system trap cpu time */
443 	timestruc_t	pr_tftime;	/* text page fault sleep time */
444 	timestruc_t	pr_dftime;	/* data page fault sleep time */
445 	timestruc_t	pr_kftime;	/* kernel page fault sleep time */
446 	timestruc_t	pr_ltime;	/* user lock wait sleep time */
447 	timestruc_t	pr_slptime;	/* all other sleep time */
448 	timestruc_t	pr_wtime;	/* wait-cpu (latency) time */
449 	timestruc_t	pr_stoptime;	/* stopped time */
450 	timestruc_t	filltime[6];	/* filler for future expansion */
451 	ulong_t		pr_minf;	/* minor page faults */
452 	ulong_t		pr_majf;	/* major page faults */
453 	ulong_t		pr_nswap;	/* swaps */
454 	ulong_t		pr_inblk;	/* input blocks */
455 	ulong_t		pr_oublk;	/* output blocks */
456 	ulong_t		pr_msnd;	/* messages sent */
457 	ulong_t		pr_mrcv;	/* messages received */
458 	ulong_t		pr_sigs;	/* signals received */
459 	ulong_t		pr_vctx;	/* voluntary context switches */
460 	ulong_t		pr_ictx;	/* involuntary context switches */
461 	ulong_t		pr_sysc;	/* system calls */
462 	ulong_t		pr_ioch;	/* chars read and written */
463 	ulong_t		filler[10];	/* filler for future expansion */
464 } prusage_t;
465 
466 /*
467  * Page data file.  /proc/<pid>/pagedata
468  */
469 
470 /* page data file header */
471 typedef struct prpageheader {
472 	timestruc_t	pr_tstamp;	/* real time stamp */
473 	long		pr_nmap;	/* number of address space mappings */
474 	long		pr_npage;	/* total number of pages */
475 } prpageheader_t;
476 
477 /* page data mapping header */
478 typedef struct prasmap {
479 	uintptr_t pr_vaddr;	/* virtual address of mapping */
480 	size_t	pr_npage;	/* number of pages in mapping */
481 	char	pr_mapname[PRMAPSZ];	/* name in /proc/<pid>/object */
482 	offset_t pr_offset;	/* offset into mapped object, if any */
483 	int	pr_mflags;	/* protection and attribute flags */
484 	int	pr_pagesize;	/* pagesize (bytes) for this mapping */
485 	int	pr_shmid;	/* SysV shmid, -1 if not SysV shared memory */
486 	int	pr_filler[1];	/* filler for future expansion */
487 } prasmap_t;
488 
489 /*
490  * pr_npage bytes (plus 0-7 null bytes to round up to an 8-byte boundary)
491  * follow each mapping header, each containing zero or more of these flags.
492  */
493 #define	PG_REFERENCED	0x02		/* page referenced since last read */
494 #define	PG_MODIFIED	0x01		/* page modified since last read */
495 #define	PG_HWMAPPED	0x04		/* page is present and mapped */
496 
497 /*
498  * Open files.  Only in core files (for now).  Note that we'd like to use
499  * the stat or stat64 structure, but both of these structures are unfortunately
500  * not consistent between 32 and 64 bit modes.  To keep our lives simpler, we
501  * just define our own structure with types that are not sensitive to this
502  * difference.  Also, it turns out that pfiles omits a lot of info from the
503  * struct stat (e.g. times, device sizes, etc.) so we don't bother adding those
504  * here.
505  */
506 typedef struct prfdinfo {
507 	int		pr_fd;
508 	mode_t		pr_mode;
509 
510 	uid_t		pr_uid;
511 	gid_t		pr_gid;
512 
513 	major_t		pr_major;	/* think stat.st_dev */
514 	minor_t		pr_minor;
515 
516 	major_t		pr_rmajor;	/* think stat.st_rdev */
517 	minor_t		pr_rminor;
518 
519 	ino64_t		pr_ino;
520 	off64_t		pr_offset;
521 	off64_t		pr_size;
522 
523 	int		pr_fileflags;	/* fcntl(F_GETXFL), etc */
524 	int		pr_fdflags;	/* fcntl(F_GETFD), etc. */
525 
526 	char		pr_path[MAXPATHLEN];
527 } prfdinfo_t;
528 
529 /*
530  * Header for /proc/<pid>/lstatus /proc/<pid>/lpsinfo /proc/<pid>/lusage
531  */
532 typedef struct prheader {
533 	long	pr_nent;	/* number of entries */
534 	long	pr_entsize;	/* size of each entry, in bytes */
535 } prheader_t;
536 
537 /*
538  * Macros for manipulating sets of flags.
539  * sp must be a pointer to one of sigset_t, fltset_t, or sysset_t.
540  * flag must be a member of the enumeration corresponding to *sp.
541  */
542 
543 /* turn on all flags in set */
544 #define	prfillset(sp) \
545 	{ register int _i_ = sizeof (*(sp))/sizeof (uint32_t); \
546 		while (_i_) ((uint32_t *)(sp))[--_i_] = (uint32_t)0xFFFFFFFF; }
547 
548 /* turn off all flags in set */
549 #define	premptyset(sp) \
550 	{ register int _i_ = sizeof (*(sp))/sizeof (uint32_t); \
551 		while (_i_) ((uint32_t *)(sp))[--_i_] = (uint32_t)0; }
552 
553 /* turn on specified flag in set */
554 #define	praddset(sp, flag) \
555 	((void)(((unsigned)((flag)-1) < 32*sizeof (*(sp))/sizeof (uint32_t)) ? \
556 	(((uint32_t *)(sp))[((flag)-1)/32] |= (1U<<(((flag)-1)%32))) : 0))
557 
558 /* turn off specified flag in set */
559 #define	prdelset(sp, flag) \
560 	((void)(((unsigned)((flag)-1) < 32*sizeof (*(sp))/sizeof (uint32_t)) ? \
561 	    (((uint32_t *)(sp))[((flag)-1)/32] &= ~(1U<<(((flag)-1)%32))) : 0))
562 
563 /* query: != 0 iff flag is turned on in set */
564 #define	prismember(sp, flag) \
565 	(((unsigned)((flag)-1) < 32*sizeof (*(sp))/sizeof (uint32_t)) && \
566 	    (((uint32_t *)(sp))[((flag)-1)/32] & (1U<<(((flag)-1)%32))))
567 
568 #if defined(_SYSCALL32)
569 
570 /*
571  * dev32_t version of PRNODEV
572  */
573 #define	PRNODEV32 (dev32_t)(-1)
574 
575 /*
576  * Kernel view of /proc structures for _ILP32 programs.
577  */
578 
579 /*
580  * _ILP32 lwp status file.  /proc/<pid>/lwp/<lwpid>/lwpstatus
581  */
582 typedef struct lwpstatus32 {
583 	int	pr_flags;	/* flags */
584 	id32_t	pr_lwpid;	/* specific lwp identifier */
585 	short	pr_why;		/* reason for lwp stop, if stopped */
586 	short	pr_what;	/* more detailed reason */
587 	short	pr_cursig;	/* current signal, if any */
588 	short	pr_pad1;
589 	siginfo32_t pr_info;	/* info associated with signal or fault */
590 	sigset_t pr_lwppend;	/* set of signals pending to the lwp */
591 	sigset_t pr_lwphold;	/* set of signals blocked by the lwp */
592 	struct sigaction32 pr_action;	/* signal action for current signal */
593 	stack32_t pr_altstack;	/* alternate signal stack info */
594 	caddr32_t pr_oldcontext;	/* address of previous ucontext */
595 	short	pr_syscall;	/* system call number (if in syscall) */
596 	short	pr_nsysarg;	/* number of arguments to this syscall */
597 	int	pr_errno;	/* errno for failed syscall, 0 if successful */
598 	int32_t	pr_sysarg[PRSYSARGS];	/* arguments to this syscall */
599 	int32_t	pr_rval1;	/* primary syscall return value */
600 	int32_t	pr_rval2;	/* second syscall return value, if any */
601 	char	pr_clname[PRCLSZ];	/* scheduling class name */
602 	timestruc32_t pr_tstamp;	/* real-time time stamp of stop */
603 	timestruc32_t pr_utime;	/* lwp user cpu time */
604 	timestruc32_t pr_stime;	/* lwp system cpu time */
605 	int	pr_filler[11 - 2 * sizeof (timestruc32_t) / sizeof (int)];
606 	int	pr_errpriv;	/* missing privilege */
607 	caddr32_t pr_ustack;	/* address of stack boundary data (stack32_t) */
608 	uint32_t pr_instr;	/* current instruction */
609 	prgregset32_t pr_reg;	/* general registers */
610 	prfpregset32_t pr_fpreg; /* floating-point registers */
611 } lwpstatus32_t;
612 
613 /*
614  * _ILP32 process status file.  /proc/<pid>/status
615  */
616 typedef struct pstatus32 {
617 	int	pr_flags;	/* flags */
618 	int	pr_nlwp;	/* number of active lwps in the process */
619 	pid32_t	pr_pid;		/* process id */
620 	pid32_t	pr_ppid;	/* parent process id */
621 	pid32_t	pr_pgid;	/* process group id */
622 	pid32_t	pr_sid;		/* session id */
623 	id32_t	pr_aslwpid;	/* historical; now always zero */
624 	id32_t	pr_agentid;	/* lwp id of the /proc agent lwp, if any */
625 	sigset_t pr_sigpend;	/* set of process pending signals */
626 	caddr32_t pr_brkbase;	/* address of the process heap */
627 	size32_t pr_brksize;	/* size of the process heap, in bytes */
628 	caddr32_t pr_stkbase;	/* address of the process stack */
629 	size32_t pr_stksize;	/* size of the process stack, in bytes */
630 	timestruc32_t pr_utime;	/* process user cpu time */
631 	timestruc32_t pr_stime;	/* process system cpu time */
632 	timestruc32_t pr_cutime;	/* sum of children's user times */
633 	timestruc32_t pr_cstime;	/* sum of children's system times */
634 	sigset_t pr_sigtrace;	/* set of traced signals */
635 	fltset_t pr_flttrace;	/* set of traced faults */
636 	sysset_t pr_sysentry;	/* set of system calls traced on entry */
637 	sysset_t pr_sysexit;	/* set of system calls traced on exit */
638 	char	pr_dmodel;	/* data model of the process */
639 	char	pr_pad[3];
640 	id32_t	pr_taskid;	/* task id */
641 	id32_t	pr_projid;	/* project id */
642 	int	pr_nzomb;	/* number of zombie lwps in the process */
643 	id32_t	pr_zoneid;	/* zone id */
644 	int	pr_filler[15];	/* reserved for future use */
645 	lwpstatus32_t pr_lwp;	/* status of the representative lwp */
646 } pstatus32_t;
647 
648 /*
649  * _ILP32 lwp ps(1) information file.  /proc/<pid>/lwp/<lwpid>/lwpsinfo
650  */
651 typedef struct lwpsinfo32 {
652 	int	pr_flag;	/* lwp flags */
653 	id32_t	pr_lwpid;	/* lwp id */
654 	caddr32_t pr_addr;	/* internal address of lwp */
655 	caddr32_t pr_wchan;	/* wait addr for sleeping lwp */
656 	char	pr_stype;	/* synchronization event type */
657 	char	pr_state;	/* numeric lwp state */
658 	char	pr_sname;	/* printable character for pr_state */
659 	char	pr_nice;	/* nice for cpu usage */
660 	short	pr_syscall;	/* system call number (if in syscall) */
661 	char	pr_oldpri;	/* pre-SVR4, low value is high priority */
662 	char	pr_cpu;		/* pre-SVR4, cpu usage for scheduling */
663 	int	pr_pri;		/* priority, high value is high priority */
664 			/* The following percent number is a 16-bit binary */
665 			/* fraction [0 .. 1] with the binary point to the */
666 			/* right of the high-order bit (1.0 == 0x8000) */
667 	ushort_t pr_pctcpu;	/* % of recent cpu time used by this lwp */
668 	ushort_t pr_pad;
669 	timestruc32_t pr_start;	/* lwp start time, from the epoch */
670 	timestruc32_t pr_time;	/* usr+sys cpu time for this lwp */
671 	char	pr_clname[PRCLSZ];	/* scheduling class name */
672 	char	pr_name[PRFNSZ];	/* name of system lwp */
673 	processorid_t pr_onpro;		/* processor which last ran this lwp */
674 	processorid_t pr_bindpro;	/* processor to which lwp is bound */
675 	psetid_t pr_bindpset;	/* processor set to which lwp is bound */
676 	int	pr_lgrp;	/* lwp home lgroup */
677 	int	pr_filler[4];	/* reserved for future use */
678 } lwpsinfo32_t;
679 
680 /*
681  * _ILP32 process ps(1) information file.  /proc/<pid>/psinfo
682  */
683 typedef struct psinfo32 {
684 	int	pr_flag;	/* process flags */
685 	int	pr_nlwp;	/* number of active lwps in the process */
686 	pid32_t	pr_pid;		/* unique process id */
687 	pid32_t	pr_ppid;	/* process id of parent */
688 	pid32_t	pr_pgid;	/* pid of process group leader */
689 	pid32_t	pr_sid;		/* session id */
690 	uid32_t	pr_uid;		/* real user id */
691 	uid32_t	pr_euid;	/* effective user id */
692 	gid32_t	pr_gid;		/* real group id */
693 	gid32_t	pr_egid;	/* effective group id */
694 	caddr32_t pr_addr;	/* address of process */
695 	size32_t pr_size;	/* size of process image in Kbytes */
696 	size32_t pr_rssize;	/* resident set size in Kbytes */
697 	size32_t pr_pad1;
698 	dev32_t	pr_ttydev;	/* controlling tty device (or PRNODEV) */
699 	ushort_t pr_pctcpu;	/* % of recent cpu time used by all lwps */
700 	ushort_t pr_pctmem;	/* % of system memory used by process */
701 	timestruc32_t pr_start;	/* process start time, from the epoch */
702 	timestruc32_t pr_time;	/* usr+sys cpu time for this process */
703 	timestruc32_t pr_ctime;	/* usr+sys cpu time for reaped children */
704 	char	pr_fname[PRFNSZ];	/* name of execed file */
705 	char	pr_psargs[PRARGSZ];	/* initial characters of arg list */
706 	int	pr_wstat;	/* if zombie, the wait() status */
707 	int	pr_argc;	/* initial argument count */
708 	caddr32_t pr_argv;	/* address of initial argument vector */
709 	caddr32_t pr_envp;	/* address of initial environment vector */
710 	char	pr_dmodel;	/* data model of the process */
711 	char	pr_pad2[3];
712 	id32_t	pr_taskid;	/* task id */
713 	id32_t	pr_projid;	/* project id */
714 	int	pr_nzomb;	/* number of zombie lwps in the process */
715 	id32_t	pr_poolid;	/* pool id */
716 	id32_t	pr_zoneid;	/* zone id */
717 	id32_t	pr_contract;	/* process contract */
718 	int	pr_filler[1];	/* reserved for future use */
719 	lwpsinfo32_t pr_lwp;	/* information for representative lwp */
720 } psinfo32_t;
721 
722 /*
723  * _ILP32 Memory-management interface.  /proc/<pid>/map /proc/<pid>/rmap
724  */
725 typedef struct prmap32 {
726 	caddr32_t pr_vaddr;	/* virtual address of mapping */
727 	size32_t pr_size;	/* size of mapping in bytes */
728 	char	pr_mapname[64];	/* name in /proc/<pid>/object */
729 	offset_t pr_offset;	/* offset into mapped object, if any */
730 	int	pr_mflags;	/* protection and attribute flags */
731 	int	pr_pagesize;	/* pagesize (bytes) for this mapping */
732 	int	pr_shmid;	/* SysV shmid, -1 if not SysV shared memory */
733 	int	pr_filler[1];	/* filler for future expansion */
734 } prmap32_t;
735 
736 /*
737  * _ILP32 HAT memory-map interface.  /proc/<pid>/xmap
738  */
739 typedef struct prxmap32 {
740 	caddr32_t pr_vaddr;	/* virtual address of mapping */
741 	size32_t pr_size;	/* size of mapping in bytes */
742 	char	pr_mapname[PRMAPSZ];	/* name in /proc/<pid>/object */
743 	offset_t pr_offset;	/* offset into mapped object, if any */
744 	int	pr_mflags;	/* protection and attribute flags (see below) */
745 	int	pr_pagesize;	/* pagesize (bytes) for this mapping */
746 	int	pr_shmid;	/* SysV shmid, -1 if not SysV shared memory */
747 	dev32_t	pr_dev;  /* st_dev from stat64() of mapped object, or PRNODEV */
748 	uint64_t pr_ino; /* st_ino from stat64() of mapped object, if any */
749 	uint32_t pr_rss;	/* pages of resident memory */
750 	uint32_t pr_anon;	/* pages of resident anonymous memory */
751 	uint32_t pr_locked;	/* pages of locked memory */
752 	uint32_t pr_pad;	/* currently unused */
753 	uint64_t pr_hatpagesize; /* pagesize of the hat mapping */
754 	uint32_t pr_filler[6];	/* filler for future expansion */
755 } prxmap32_t;
756 
757 /*
758  * _ILP32 Process credentials.  PCSCRED and /proc/<pid>/cred
759  */
760 typedef struct prcred32 {
761 	uid32_t	pr_euid;	/* effective user id */
762 	uid32_t	pr_ruid;	/* real user id */
763 	uid32_t	pr_suid;	/* saved user id (from exec) */
764 	gid32_t	pr_egid;	/* effective group id */
765 	gid32_t	pr_rgid;	/* real group id */
766 	gid32_t	pr_sgid;	/* saved group id (from exec) */
767 	int	pr_ngroups;	/* number of supplementary groups */
768 	gid32_t	pr_groups[1];	/* array of supplementary groups */
769 } prcred32_t;
770 
771 /*
772  * _ILP32 Watchpoint interface.  PCWATCH and /proc/<pid>/watch
773  */
774 typedef struct prwatch32 {
775 	caddr32_t pr_vaddr;	/* virtual address of watched area */
776 	size32_t pr_size;	/* size of watched area in bytes */
777 	int	pr_wflags;	/* watch type flags */
778 	int	pr_pad;
779 } prwatch32_t;
780 
781 /*
782  * _ILP32 PCREAD/PCWRITE I/O interface.
783  */
784 typedef struct priovec32 {
785 	caddr32_t pio_base;	/* buffer in controlling process */
786 	size32_t pio_len;	/* size of read/write request */
787 	off32_t	pio_offset;	/* virtual address in target process */
788 } priovec32_t;
789 
790 /*
791  * _ILP32 Resource usage.  /proc/<pid>/usage /proc/<pid>/lwp/<lwpid>/lwpusage
792  */
793 typedef struct prusage32 {
794 	id32_t		pr_lwpid;	/* lwp id.  0: process or defunct */
795 	int32_t		pr_count;	/* number of contributing lwps */
796 	timestruc32_t	pr_tstamp;	/* current time stamp */
797 	timestruc32_t	pr_create;	/* process/lwp creation time stamp */
798 	timestruc32_t	pr_term;	/* process/lwp termination time stamp */
799 	timestruc32_t	pr_rtime;	/* total lwp real (elapsed) time */
800 	timestruc32_t	pr_utime;	/* user level cpu time */
801 	timestruc32_t	pr_stime;	/* system call cpu time */
802 	timestruc32_t	pr_ttime;	/* other system trap cpu time */
803 	timestruc32_t	pr_tftime;	/* text page fault sleep time */
804 	timestruc32_t	pr_dftime;	/* data page fault sleep time */
805 	timestruc32_t	pr_kftime;	/* kernel page fault sleep time */
806 	timestruc32_t	pr_ltime;	/* user lock wait sleep time */
807 	timestruc32_t	pr_slptime;	/* all other sleep time */
808 	timestruc32_t	pr_wtime;	/* wait-cpu (latency) time */
809 	timestruc32_t	pr_stoptime;	/* stopped time */
810 	timestruc32_t	filltime[6];	/* filler for future expansion */
811 	uint32_t	pr_minf;	/* minor page faults */
812 	uint32_t	pr_majf;	/* major page faults */
813 	uint32_t	pr_nswap;	/* swaps */
814 	uint32_t	pr_inblk;	/* input blocks */
815 	uint32_t	pr_oublk;	/* output blocks */
816 	uint32_t	pr_msnd;	/* messages sent */
817 	uint32_t	pr_mrcv;	/* messages received */
818 	uint32_t	pr_sigs;	/* signals received */
819 	uint32_t	pr_vctx;	/* voluntary context switches */
820 	uint32_t	pr_ictx;	/* involuntary context switches */
821 	uint32_t	pr_sysc;	/* system calls */
822 	uint32_t	pr_ioch;	/* chars read and written */
823 	uint32_t	filler[10];	/* filler for future expansion */
824 } prusage32_t;
825 
826 /*
827  * _ILP32 Page data file.  /proc/<pid>/pagedata
828  */
829 
830 /* _ILP32 page data file header */
831 typedef struct prpageheader32 {
832 	timestruc32_t	pr_tstamp;	/* real time stamp */
833 	int32_t		pr_nmap;	/* number of address space mappings */
834 	int32_t		pr_npage;	/* total number of pages */
835 } prpageheader32_t;
836 
837 /* _ILP32 page data mapping header */
838 typedef struct prasmap32 {
839 	caddr32_t pr_vaddr;	/* virtual address of mapping */
840 	size32_t pr_npage;	/* number of pages in mapping */
841 	char	pr_mapname[64];	/* name in /proc/<pid>/object */
842 	offset_t pr_offset;	/* offset into mapped object, if any */
843 	int	pr_mflags;	/* protection and attribute flags */
844 	int	pr_pagesize;	/* pagesize (bytes) for this mapping */
845 	int	pr_shmid;	/* SysV shmid, -1 if not SysV shared memory */
846 	int	pr_filler[1];	/* filler for future expansion */
847 } prasmap32_t;
848 
849 /*
850  * _ILP32 Header for /proc/<pid>/lstatus /proc/<pid>/lpsinfo /proc/<pid>/lusage
851  */
852 typedef struct prheader32 {
853 	int32_t	pr_nent;	/* number of entries */
854 	int32_t	pr_entsize;	/* size of each entry, in bytes */
855 } prheader32_t;
856 
857 #endif	/* _SYSCALL32 */
858 
859 #endif	/* !_KERNEL && _STRUCTURED_PROC == 0 */
860 
861 #ifdef	__cplusplus
862 }
863 #endif
864 
865 #endif	/* _SYS_PROCFS_H */
866