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 (c) 1988, 2010, Oracle and/or its affiliates. All rights reserved.
24 * Copyright 2012 Milan Jurik. All rights reserved.
25 * Copyright (c) 2013, OmniTI Computer Consulting, Inc. All rights reserved.
26 * Copyright (c) 2018, Joyent, Inc.
27 * Copyright 2024 Oxide Computer Company
28 */
29
30 /* Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T */
31 /* All Rights Reserved */
32
33 #include <sys/param.h>
34 #include <sys/types.h>
35 #include <sys/systm.h>
36 #include <sys/systrace.h>
37 #include <sys/procfs.h>
38 #include <sys/mman.h>
39 #include <sys/int_types.h>
40 #include <c2/audit.h>
41 #include <sys/stat.h>
42 #include <sys/times.h>
43 #include <sys/statfs.h>
44 #include <sys/stropts.h>
45 #include <sys/statvfs.h>
46 #include <sys/utsname.h>
47 #include <sys/timex.h>
48 #include <sys/socket.h>
49 #include <sys/sendfile.h>
50
51 struct hrtsysa;
52 struct mmaplf32a;
53
54 /*
55 * This table is the switch used to transfer to the appropriate
56 * routine for processing a system call. Each row contains the
57 * number of arguments expected, a switch that tells systrap()
58 * in trap.c whether a setjmp() is not necessary, and a pointer
59 * to the routine.
60 */
61
62 int access(char *, int);
63 int alarm(int);
64 int auditsys(struct auditcalls *, rval_t *);
65 int64_t brandsys(int, uintptr_t, uintptr_t, uintptr_t, uintptr_t, uintptr_t,
66 uintptr_t);
67 intptr_t brk(caddr_t);
68 int chdir(char *);
69 int chmod(char *, int);
70 int chown(char *, uid_t, gid_t);
71 int chroot(char *);
72 int cladm(int, int, void *);
73 int close(int);
74 int exece(const char *, const char **, const char **, int);
75 int faccessat(int, char *, int, int);
76 int fchmodat(int, char *, int, int);
77 int fchownat(int, char *, uid_t, gid_t, int);
78 int fcntl(int, int, intptr_t, intptr_t);
79 int64_t vfork();
80 int64_t forksys(int, int);
81 int fstat(int, struct stat *);
82 int fdsync(int, uint32_t);
83 int64_t getgid();
84 int ucredsys(int, int, void *);
85 int64_t getpid();
86 int64_t getuid();
87 time_t gtime();
88 int getloadavg(int *, int);
89 int rusagesys(int, void *, void *, void *, void *);
90 int getpagesizes(int, size_t *, int);
91 int gtty(int, intptr_t);
92 #if defined(__x86)
93 int hrtsys(struct hrtsysa *, rval_t *);
94 #endif /* __x86 */
95 int ioctl(int, int, intptr_t);
96 int kill();
97 int labelsys(int, void *, void *, void *, void *, void *);
98 int link(char *, char *);
99 int linkat(int, char *, int, char *, int);
100 off32_t lseek32(int32_t, off32_t, int32_t);
101 off_t lseek64(int, off_t, int);
102 int lgrpsys(int, long, void *);
103 int mmapobjsys(int, uint_t, mmapobj_result_t *, uint_t *, void *);
104 int mknod(char *, mode_t, dev_t);
105 int mknodat(int, char *, mode_t, dev_t);
106 int mount(long *, rval_t *);
107 int nice(int);
108 int nullsys();
109 int open(char *, int, int);
110 int openat(int, char *, int, int);
111 int pause();
112 long pcsample(void *, long);
113 int privsys(int, priv_op_t, priv_ptype_t, void *, size_t, int);
114 int profil(unsigned short *, size_t, ulong_t, uint_t);
115 ssize_t pread(int, void *, size_t, off_t);
116 int psecflags(procset_t *, psecflagwhich_t, secflagdelta_t *);
117 ssize_t pwrite(int, void *, size_t, off_t);
118 ssize_t read(int, void *, size_t);
119 int rename(char *, char *);
120 int renameat(int, char *, int, char *);
121 void rexit(int);
122 int semsys();
123 int setgid(gid_t);
124 int setpgrp(int, int, int);
125 int setuid(uid_t);
126 uintptr_t shmsys();
127 uint64_t sidsys(int, int, int, int);
128 int sigprocmask(int, sigset_t *, sigset_t *);
129 int sigsuspend(sigset_t);
130 int sigaltstack(struct sigaltstack *, struct sigaltstack *);
131 int sigaction(int, struct sigaction *, struct sigaction *);
132 int sigpending(int, sigset_t *);
133 int sigresend(int, siginfo_t *, sigset_t *);
134 int sigtimedwait(sigset_t *, siginfo_t *, timespec_t *);
135 int getsetcontext(int, void *);
136 int stat(char *, struct stat *);
137 int fstatat(int, char *, struct stat *, int);
138 int stime(time_t);
139 int stty(int, intptr_t);
140 int syssync();
141 int sysacct(char *);
142 clock_t times(struct tms *);
143 long ulimit(int, long);
144 int getrlimit32(int, struct rlimit32 *);
145 int setrlimit32(int, struct rlimit32 *);
146 int umask(int);
147 int umount2(char *, int);
148 int unlink(char *);
149 int unlinkat(int, char *, int);
150 int utimesys(int, uintptr_t, uintptr_t, uintptr_t, uintptr_t);
151 int64_t utssys32(void *, int, int, void *);
152 int64_t utssys64(void *, long, int, void *);
153 int uucopy(const void *, void *, size_t);
154 ssize_t uucopystr(const char *, char *, size_t);
155 ssize_t write(int, void *, size_t);
156 ssize_t readv(int, struct iovec *, int);
157 ssize_t writev(int, struct iovec *, int);
158 ssize_t preadv(int, struct iovec *, int, off_t, off_t);
159 ssize_t pwritev(int, struct iovec *, int, off_t, off_t);
160 int syslwp_park(int, uintptr_t, uintptr_t);
161 int rmdir(char *);
162 int mkdir(char *, int);
163 int mkdirat(int, char *, int);
164 int getdents32(int, void *, size_t);
165 int statfs32(char *, struct statfs32 *, int32_t, int32_t);
166 int fstatfs32(int32_t, struct statfs32 *, int32_t, int32_t);
167 int sysfs(int, long, long);
168 int getmsg(int, struct strbuf *, struct strbuf *, int *);
169 int pollsys(pollfd_t *, nfds_t, timespec_t *, sigset_t *);
170 int putmsg(int, struct strbuf *, struct strbuf *, int);
171 int uadmin();
172 int lstat(char *, struct stat *);
173 int symlink(char *, char *);
174 int symlinkat(char *, int, char *);
175 ssize_t readlink(char *, char *, size_t);
176 ssize_t readlinkat(int, char *, char *, size_t);
177 int resolvepath(char *, char *, size_t);
178 int setgroups(int, gid_t *);
179 int getgroups(int, gid_t *);
180 int fchdir(int);
181 int fchown(int, uid_t, uid_t);
182 int fchmod(int, int);
183 int getcwd(char *, size_t);
184 int statvfs(char *, struct statvfs *);
185 int fstatvfs(int, struct statvfs *);
186 offset_t llseek32(int32_t, uint32_t, uint32_t, int);
187
188 #if defined(__i386_COMPAT)
189 int sysi86(short, uintptr_t, uintptr_t, uintptr_t);
190 #endif
191
192 int acl(const char *, int, int, void *);
193 int facl(int, int, int, void *);
194 long priocntlsys(int, procset_t *, int, caddr_t, caddr_t);
195 int waitsys(idtype_t, id_t, siginfo_t *, int);
196 int sigsendsys(procset_t *, int);
197 int mincore(caddr_t, size_t, char *);
198 caddr_t smmap64(caddr_t, size_t, int, int, int, off_t);
199 caddr_t smmap32(caddr32_t, size32_t, int, int, int, off32_t);
200 int smmaplf32(struct mmaplf32a *, rval_t *);
201 int mprotect(caddr_t, size_t, int);
202 int munmap(caddr_t, size_t);
203 int uname(struct utsname *);
204 int lchown(char *, uid_t, gid_t);
205 int getpmsg(int, struct strbuf *, struct strbuf *, int *, int *);
206 int putpmsg(int, struct strbuf *, struct strbuf *, int, int);
207 int memcntl(caddr_t, size_t, int, caddr_t, int, int);
208 long sysconfig(int);
209 int adjtime(const struct timeval *, struct timeval *);
210 long systeminfo(int, char *, long);
211 int setegid(gid_t);
212 int seteuid(uid_t);
213
214 int setreuid(uid_t, uid_t);
215 int setregid(gid_t, gid_t);
216 int install_utrap(utrap_entry_t type, utrap_handler_t, utrap_handler_t *);
217 #ifdef __sparc
218 int sparc_utrap_install(utrap_entry_t type, utrap_handler_t,
219 utrap_handler_t, utrap_handler_t *, utrap_handler_t *);
220 #endif
221
222 int syslwp_create(ucontext_t *, int, id_t *);
223 void syslwp_exit();
224 int syslwp_suspend(id_t);
225 int syslwp_continue(id_t);
226 int syslwp_private(int, int, uintptr_t);
227 int lwp_detach(id_t);
228 int lwp_info(timestruc_t *);
229 int lwp_kill(id_t, int);
230 int lwp_self();
231 int64_t lwp_sigmask(int, uint_t, uint_t, uint_t, uint_t);
232 int yield();
233 int lwp_wait(id_t, id_t *);
234 int lwp_mutex_timedlock(lwp_mutex_t *, timespec_t *, uintptr_t);
235 int lwp_mutex_wakeup(lwp_mutex_t *, int);
236 int lwp_mutex_unlock(lwp_mutex_t *);
237 int lwp_mutex_trylock(lwp_mutex_t *, uintptr_t);
238 int lwp_mutex_register(lwp_mutex_t *, caddr_t);
239 int lwp_rwlock_sys(int, lwp_rwlock_t *, timespec_t *);
240 int lwp_sema_post(lwp_sema_t *);
241 int lwp_sema_timedwait(lwp_sema_t *, timespec_t *, int);
242 int lwp_sema_trywait(lwp_sema_t *);
243 int lwp_cond_wait(lwp_cond_t *, lwp_mutex_t *, timespec_t *, int);
244 int lwp_cond_signal(lwp_cond_t *);
245 int lwp_cond_broadcast(lwp_cond_t *);
246 caddr_t schedctl();
247
248 long pathconf(char *, int);
249 long fpathconf(int, int);
250 int processor_bind(idtype_t, id_t, processorid_t, processorid_t *);
251 int processor_info(processorid_t, processor_info_t *);
252 int p_online(processorid_t, int);
253
254 /*
255 * POSIX .4 system calls *
256 */
257 int clock_gettime(clockid_t, timespec_t *);
258 int clock_settime(clockid_t, timespec_t *);
259 int clock_getres(clockid_t, timespec_t *);
260 int timer_create(clockid_t, struct sigevent *, timer_t *);
261 int timer_delete(timer_t);
262 int timer_settime(timer_t, int, itimerspec_t *, itimerspec_t *);
263 int timer_gettime(timer_t, itimerspec_t *);
264 int timer_getoverrun(timer_t);
265 int nanosleep(timespec_t *, timespec_t *);
266 int sigqueue(pid_t, int, void *, int, int);
267 int signotify(int, siginfo_t *, signotify_id_t *);
268
269 int getdents64(int, void *, size_t);
270 int stat64(char *, struct stat64 *);
271 int lstat64(char *, struct stat64 *);
272 int fstatat64(int, char *, struct stat64 *, int);
273 int fstat64(int, struct stat64 *);
274 int statvfs64(char *, struct statvfs64 *);
275 int fstatvfs64(int, struct statvfs64 *);
276 int setrlimit64(int, struct rlimit64 *);
277 int getrlimit64(int, struct rlimit64 *);
278 int pread64(int, void *, size32_t, uint32_t, uint32_t);
279 int pwrite64(int, void *, size32_t, uint32_t, uint32_t);
280 int open64(char *, int, int);
281 int openat64(int, char *, int, int);
282
283 /*
284 * NTP syscalls
285 */
286
287 int ntp_gettime(struct ntptimeval *);
288 int ntp_adjtime(struct timex *);
289
290 /*
291 * ++++++++++++++++++++++++
292 * ++ SunOS4.1 Buyback ++
293 * ++++++++++++++++++++++++
294 *
295 * fchroot, vhangup, gettimeofday
296 */
297
298 int fchroot(int);
299 int vhangup();
300 int gettimeofday(struct timeval *);
301 int getitimer(uint_t, struct itimerval *);
302 int setitimer(uint_t, struct itimerval *, struct itimerval *);
303
304 int corectl(int, uintptr_t, uintptr_t, uintptr_t);
305 int modctl(int, uintptr_t, uintptr_t, uintptr_t, uintptr_t, uintptr_t);
306 int64_t loadable_syscall();
307 int64_t indir();
308
309 long tasksys(int, projid_t, uint_t, void *, size_t);
310 long rctlsys(int, char *, void *, void *, size_t, int);
311
312 long zone();
313
314 int so_socket(int, int, int, char *, int);
315 int so_socketpair(int[2]);
316 int bind(int, struct sockaddr *, socklen_t, int);
317 int listen(int, int, int);
318 int accept(int, struct sockaddr *, socklen_t *, int, int);
319 int connect(int, struct sockaddr *, socklen_t, int);
320 int shutdown(int, int, int);
321 ssize_t recv(int, void *, size_t, int);
322 ssize_t recvfrom(int, void *, size_t, int, struct sockaddr *, socklen_t *);
323 ssize_t recvmsg(int, struct nmsghdr *, int);
324 ssize_t send(int, void *, size_t, int);
325 ssize_t sendmsg(int, struct nmsghdr *, int);
326 ssize_t sendto(int, void *, size_t, int, struct sockaddr *, socklen_t);
327 int getpeername(int, struct sockaddr *, socklen_t *, int);
328 int getsockname(int, struct sockaddr *, socklen_t *, int);
329 int getsockopt(int, int, int, void *, socklen_t *, int);
330 int setsockopt(int, int, int, void *, socklen_t *, int);
331 int sockconfig(int, void *, void *, void *, void *);
332 ssize_t sendfilev(int, int, const struct sendfilevec *, int, size_t *);
333 ssize_t getrandom(void *, size_t, unsigned int);
334 void upanic(void *, size_t);
335
336 typedef int64_t (*llfcn_t)(); /* for casting one-word returns */
337
338 /*
339 * Sysent initialization macros.
340 * These take the name string of the system call even though that isn't
341 * currently used in the sysent entry. This might be useful someday.
342 *
343 * Initialization macro for system calls which take their args in the C style.
344 * These system calls return the longlong_t return value and must call
345 * set_errno() to return an error. For SPARC, narg must be at most six.
346 * For more args, use the SYSENT_AP() routine.
347 *
348 * We are able to return two distinct values to userland via the rval_t.
349 * At this time, that corresponds to one 64-bit quantity, or two 32-bit
350 * quantities. The kernel does not currently need to return two 64-bit
351 * values, or one 128 bit value(!), but we may do one day, so the calling
352 * sequence between userland and the kernel should permit it.
353 *
354 * The interpretation of rval_t is provided by the sy_flags field
355 * which is used to determine how to arrange the results in registers
356 * (or on the stack) for return userland.
357 */
358 /* returns a 64-bit quantity for both ABIs */
359 #define SYSENT_C(name, call, narg) \
360 { (narg), SE_64RVAL, NULL, NULL, (llfcn_t)(uintptr_t)(call) }
361
362 /* returns one 32-bit value for both ABIs: r_val1 */
363 #define SYSENT_CI(name, call, narg) \
364 { (narg), SE_32RVAL1, NULL, NULL, (llfcn_t)(uintptr_t)(call) }
365
366 /* returns 2 32-bit values: r_val1 & r_val2 */
367 #define SYSENT_2CI(name, call, narg) \
368 { (narg), SE_32RVAL1|SE_32RVAL2, NULL, NULL, (llfcn_t)(call) }
369
370 /*
371 * Initialization macro for system calls which take their args in the standard
372 * Unix style of a pointer to the arg structure and a pointer to the rval_t.
373 *
374 * Deprecated wherever possible (slower on some architectures, and trickier
375 * to maintain two flavours).
376 */
377 #define SYSENT_AP(name, call, narg) \
378 { (narg), SE_64RVAL, (call), NULL, syscall_ap }
379
380 /*
381 * Conditional constructors to build the tables without #ifdef clutter
382 */
383 #if defined(_LP64)
384 #define IF_LP64(true, false) true
385 #else
386 #define IF_LP64(true, false) false
387 #endif
388
389 #if defined(__sparc)
390 #define IF_sparc(true, false) true
391 #else
392 #define IF_sparc(true, false) false
393 #endif
394
395 #define IF_i386(true, false) false
396
397 #if defined(__x86)
398 #define IF_x86(true, false) true
399 #else
400 #define IF_x86(true, false) false
401 #endif
402
403 #if defined(__i386_COMPAT)
404 #define IF_386_ABI(true, false) true
405 #else
406 #define IF_386_ABI(true, false) false
407 #endif
408
409 /*
410 * Define system calls that return a native 'long' quantity i.e. a 32-bit
411 * or 64-bit integer - depending on how the kernel is itself compiled
412 * e.g. read(2) returns 'ssize_t' in the kernel and in userland.
413 */
414 #define SYSENT_CL(name, call, narg) \
415 IF_LP64(SYSENT_C(name, call, narg), SYSENT_CI(name, call, narg))
416
417 /*
418 * Initialization macro for loadable native system calls.
419 */
420 #define SYSENT_LOADABLE() \
421 { 0, SE_LOADABLE, nosys32, NULL, loadable_syscall }
422
423 /*
424 * Initialization macro for loadable 32-bit compatibility system calls.
425 */
426 #define SYSENT_LOADABLE32() SYSENT_LOADABLE()
427
428 #define SYSENT_NOSYS() SYSENT_C("nosys", nosys, 0)
429
430 struct sysent nosys_ent = SYSENT_NOSYS();
431
432 /*
433 * Native sysent table.
434 */
435 struct sysent sysent[NSYSCALL] =
436 {
437 /* 0 */ IF_LP64(
438 SYSENT_NOSYS(),
439 SYSENT_C("indir", indir, 1)),
440 /* 1 */ SYSENT_CI("exit", rexit, 1),
441 /* 2 */ SYSENT_CI("psecflags", psecflags, 3),
442 /* 3 */ SYSENT_CL("read", read, 3),
443 /* 4 */ SYSENT_CL("write", write, 3),
444 /* 5 */ SYSENT_CI("open", open, 3),
445 /* 6 */ SYSENT_CI("close", close, 1),
446 /* 7 */ SYSENT_CI("linkat", linkat, 5),
447 /* 8 */ SYSENT_LOADABLE(), /* (was creat) */
448 /* 9 */ SYSENT_CI("link", link, 2),
449 /* 10 */ SYSENT_CI("unlink", unlink, 1),
450 /* 11 */ SYSENT_CI("symlinkat", symlinkat, 3),
451 /* 12 */ SYSENT_CI("chdir", chdir, 1),
452 /* 13 */ SYSENT_CL("time", gtime, 0),
453 /* 14 */ SYSENT_CI("mknod", mknod, 3),
454 /* 15 */ SYSENT_CI("chmod", chmod, 2),
455 /* 16 */ SYSENT_CI("chown", chown, 3),
456 /* 17 */ SYSENT_CI("brk", brk, 1),
457 /* 18 */ SYSENT_CI("stat", stat, 2),
458 /* 19 */ IF_LP64(
459 SYSENT_CL("lseek", lseek64, 3),
460 SYSENT_CL("lseek", lseek32, 3)),
461 /* 20 */ SYSENT_2CI("getpid", getpid, 0),
462 /* 21 */ SYSENT_AP("mount", mount, 8),
463 /* 22 */ SYSENT_CL("readlinkat", readlinkat, 4),
464 /* 23 */ SYSENT_CI("setuid", setuid, 1),
465 /* 24 */ SYSENT_2CI("getuid", getuid, 0),
466 /* 25 */ SYSENT_CI("stime", stime, 1),
467 /* 26 */ SYSENT_CL("pcsample", pcsample, 2),
468 /* 27 */ SYSENT_CI("alarm", alarm, 1),
469 /* 28 */ SYSENT_CI("fstat", fstat, 2),
470 /* 29 */ SYSENT_CI("pause", pause, 0),
471 /* 30 */ SYSENT_LOADABLE(), /* (was utime) */
472 /* 31 */ SYSENT_CI("stty", stty, 2),
473 /* 32 */ SYSENT_CI("gtty", gtty, 2),
474 /* 33 */ SYSENT_CI("access", access, 2),
475 /* 34 */ SYSENT_CI("nice", nice, 1),
476 /* 35 */ IF_LP64(
477 SYSENT_NOSYS(),
478 SYSENT_CI("statfs", statfs32, 4)),
479 /* 36 */ SYSENT_CI("sync", syssync, 0),
480 /* 37 */ SYSENT_CI("kill", kill, 2),
481 /* 38 */ IF_LP64(
482 SYSENT_NOSYS(),
483 SYSENT_CI("fstatfs", fstatfs32, 4)),
484 /* 39 */ SYSENT_CI("setpgrp", setpgrp, 3),
485 /* 40 */ SYSENT_CI("uucopystr", uucopystr, 3),
486 /* 41 */ SYSENT_LOADABLE(), /* (was dup) */
487 /* 42 */ SYSENT_LOADABLE(), /* pipe */
488 /* 43 */ SYSENT_CL("times", times, 1),
489 /* 44 */ SYSENT_CI("prof", profil, 4),
490 /* 45 */ SYSENT_CI("faccessat", faccessat, 4),
491 /* 46 */ SYSENT_CI("setgid", setgid, 1),
492 /* 47 */ SYSENT_2CI("getgid", getgid, 0),
493 /* 48 */ SYSENT_CI("mknodat", mknodat, 4),
494 /* 49 */ SYSENT_LOADABLE(), /* msgsys */
495 /* 50 */ IF_x86(
496 SYSENT_CI("sysi86", sysi86, 4),
497 SYSENT_LOADABLE()), /* (was sys3b) */
498 /* 51 */ SYSENT_LOADABLE(), /* sysacct */
499 /* 52 */ SYSENT_LOADABLE(), /* shmsys */
500 /* 53 */ SYSENT_LOADABLE(), /* semsys */
501 /* 54 */ SYSENT_CI("ioctl", ioctl, 3),
502 /* 55 */ SYSENT_CI("uadmin", uadmin, 3),
503 /* 56 */ SYSENT_CI("fchownat", fchownat, 5),
504 /* 57 */ IF_LP64(
505 SYSENT_2CI("utssys", utssys64, 4),
506 SYSENT_2CI("utssys", utssys32, 4)),
507 /* 58 */ SYSENT_CI("fdsync", fdsync, 2),
508 /* 59 */ SYSENT_CI("exece", exece, 4),
509 /* 60 */ SYSENT_CI("umask", umask, 1),
510 /* 61 */ SYSENT_CI("chroot", chroot, 1),
511 /* 62 */ SYSENT_CI("fcntl", fcntl, 4),
512 /* 63 */ SYSENT_CI("ulimit", ulimit, 2),
513 /* 64 */ SYSENT_CI("renameat", renameat, 4),
514 /* 65 */ SYSENT_CI("unlinkat", unlinkat, 3),
515 /* 66 */ SYSENT_CI("fstatat", fstatat, 4),
516 /* 67 */ IF_LP64(
517 SYSENT_NOSYS(),
518 SYSENT_CI("fstatat64", fstatat64, 4)),
519 /* 68 */ SYSENT_CI("openat", openat, 4),
520 /* 69 */ IF_LP64(
521 SYSENT_NOSYS(),
522 SYSENT_CI("openat64", openat64, 4)),
523 /* 70 */ SYSENT_CI("tasksys", tasksys, 5),
524 /* 71 */ SYSENT_LOADABLE(), /* acctctl */
525 /* 72 */ SYSENT_LOADABLE(), /* exacct */
526 /* 73 */ SYSENT_CI("getpagesizes", getpagesizes, 3),
527 /* 74 */ SYSENT_CI("rctlsys", rctlsys, 6),
528 /* 75 */ SYSENT_2CI("sidsys", sidsys, 4),
529 /* 76 */ SYSENT_LOADABLE(), /* (was fsat) */
530 /* 77 */ SYSENT_CI("lwp_park", syslwp_park, 3),
531 /* 78 */ SYSENT_CL("sendfilev", sendfilev, 5),
532 /* 79 */ SYSENT_CI("rmdir", rmdir, 1),
533 /* 80 */ SYSENT_CI("mkdir", mkdir, 2),
534 /* 81 */ IF_LP64(
535 SYSENT_CI("getdents", getdents64, 3),
536 SYSENT_CI("getdents", getdents32, 3)),
537 /* 82 */ SYSENT_CI("privsys", privsys, 6),
538 /* 83 */ SYSENT_CI("ucredsys", ucredsys, 3),
539 /* 84 */ SYSENT_CI("sysfs", sysfs, 3),
540 /* 85 */ SYSENT_CI("getmsg", getmsg, 4),
541 /* 86 */ SYSENT_CI("putmsg", putmsg, 4),
542 /* 87 */ SYSENT_LOADABLE(), /* (was poll) */
543 /* 88 */ SYSENT_CI("lstat", lstat, 2),
544 /* 89 */ SYSENT_CI("symlink", symlink, 2),
545 /* 90 */ SYSENT_CL("readlink", readlink, 3),
546 /* 91 */ SYSENT_CI("setgroups", setgroups, 2),
547 /* 92 */ SYSENT_CI("getgroups", getgroups, 2),
548 /* 93 */ SYSENT_CI("fchmod", fchmod, 2),
549 /* 94 */ SYSENT_CI("fchown", fchown, 3),
550 /* 95 */ SYSENT_CI("sigprocmask", sigprocmask, 3),
551 /* 96 */ SYSENT_CI("sigsuspend", sigsuspend, 1),
552 /* 97 */ SYSENT_CI("sigaltstack", sigaltstack, 2),
553 /* 98 */ SYSENT_CI("sigaction", sigaction, 3),
554 /* 99 */ SYSENT_CI("sigpending", sigpending, 2),
555 /* 100 */ SYSENT_CI("getsetcontext", getsetcontext, 2),
556 /* 101 */ SYSENT_CI("fchmodat", fchmodat, 4),
557 /* 102 */ SYSENT_CI("mkdirat", mkdirat, 3),
558 /* 103 */ SYSENT_CI("statvfs", statvfs, 2),
559 /* 104 */ SYSENT_CI("fstatvfs", fstatvfs, 2),
560 /* 105 */ SYSENT_CI("getloadavg", getloadavg, 2),
561 /* 106 */ SYSENT_LOADABLE(), /* nfssys */
562 /* 107 */ SYSENT_CI("waitsys", waitsys, 4),
563 /* 108 */ SYSENT_CI("sigsendset", sigsendsys, 2),
564 /* 109 */ IF_x86(
565 SYSENT_AP("hrtsys", hrtsys, 5),
566 SYSENT_LOADABLE()),
567 /* 110 */ SYSENT_CI("utimesys", utimesys, 5),
568 /* 111 */ SYSENT_CI("sigresend", sigresend, 3),
569 /* 112 */ SYSENT_CL("priocntlsys", priocntlsys, 5),
570 /* 113 */ SYSENT_CL("pathconf", pathconf, 2),
571 /* 114 */ SYSENT_CI("mincore", mincore, 3),
572 /* 115 */ IF_LP64(
573 SYSENT_CL("mmap", smmap64, 6),
574 SYSENT_CL("mmap", smmap32, 6)),
575 /* 116 */ SYSENT_CI("mprotect", mprotect, 3),
576 /* 117 */ SYSENT_CI("munmap", munmap, 2),
577 /* 118 */ SYSENT_CL("fpathconf", fpathconf, 2),
578 /* 119 */ SYSENT_2CI("vfork", vfork, 0),
579 /* 120 */ SYSENT_CI("fchdir", fchdir, 1),
580 /* 121 */ SYSENT_CL("readv", readv, 3),
581 /* 122 */ SYSENT_CL("writev", writev, 3),
582 /* 123 */ SYSENT_CL("preadv", preadv, 5),
583 /* 124 */ SYSENT_CL("pwritev", pwritev, 5),
584 /* 125 */ SYSENT_CI("upanic", upanic, 2),
585 /* 126 */ SYSENT_CL("getrandom", getrandom, 3),
586 /* 127 */ SYSENT_CI("mmapobj", mmapobjsys, 5),
587 /* 128 */ IF_LP64(
588 SYSENT_CI("setrlimit", setrlimit64, 2),
589 SYSENT_CI("setrlimit", setrlimit32, 2)),
590 /* 129 */ IF_LP64(
591 SYSENT_CI("getrlimit", getrlimit64, 2),
592 SYSENT_CI("getrlimit", getrlimit32, 2)),
593 /* 130 */ SYSENT_CI("lchown", lchown, 3),
594 /* 131 */ SYSENT_CI("memcntl", memcntl, 6),
595 /* 132 */ SYSENT_CI("getpmsg", getpmsg, 5),
596 /* 133 */ SYSENT_CI("putpmsg", putpmsg, 5),
597 /* 134 */ SYSENT_CI("rename", rename, 2),
598 /* 135 */ SYSENT_CI("uname", uname, 1),
599 /* 136 */ SYSENT_CI("setegid", setegid, 1),
600 /* 137 */ SYSENT_CL("sysconfig", sysconfig, 1),
601 /* 138 */ SYSENT_CI("adjtime", adjtime, 2),
602 /* 139 */ SYSENT_CL("systeminfo", systeminfo, 3),
603 /* 140 */ SYSENT_LOADABLE(), /* sharefs */
604 /* 141 */ SYSENT_CI("seteuid", seteuid, 1),
605 /* 142 */ SYSENT_2CI("forksys", forksys, 2),
606 /* 143 */ SYSENT_LOADABLE(), /* (was fork1) */
607 /* 144 */ SYSENT_CI("sigtimedwait", sigtimedwait, 3),
608 /* 145 */ SYSENT_CI("lwp_info", lwp_info, 1),
609 /* 146 */ SYSENT_CI("yield", yield, 0),
610 /* 147 */ SYSENT_LOADABLE(), /* (was lwp_sema_wait) */
611 /* 148 */ SYSENT_CI("lwp_sema_post", lwp_sema_post, 1),
612 /* 149 */ SYSENT_CI("lwp_sema_trywait", lwp_sema_trywait, 1),
613 /* 150 */ SYSENT_CI("lwp_detach", lwp_detach, 1),
614 /* 151 */ SYSENT_CI("corectl", corectl, 4),
615 /* 152 */ SYSENT_CI("modctl", modctl, 6),
616 /* 153 */ SYSENT_CI("fchroot", fchroot, 1),
617 /* 154 */ SYSENT_LOADABLE(), /* (was utimes) */
618 /* 155 */ SYSENT_CI("vhangup", vhangup, 0),
619 /* 156 */ SYSENT_CI("gettimeofday", gettimeofday, 1),
620 /* 157 */ SYSENT_CI("getitimer", getitimer, 2),
621 /* 158 */ SYSENT_CI("setitimer", setitimer, 3),
622 /* 159 */ SYSENT_CI("lwp_create", syslwp_create, 3),
623 /* 160 */ SYSENT_CI("lwp_exit", syslwp_exit, 0),
624 /* 161 */ SYSENT_CI("lwp_suspend", syslwp_suspend, 1),
625 /* 162 */ SYSENT_CI("lwp_continue", syslwp_continue, 1),
626 /* 163 */ SYSENT_CI("lwp_kill", lwp_kill, 2),
627 /* 164 */ SYSENT_CI("lwp_self", lwp_self, 0),
628 /* 165 */ SYSENT_2CI("lwp_sigmask", lwp_sigmask, 5),
629 /* 166 */ IF_x86(
630 SYSENT_CI("lwp_private", syslwp_private, 3),
631 SYSENT_NOSYS()),
632 /* 167 */ SYSENT_CI("lwp_wait", lwp_wait, 2),
633 /* 168 */ SYSENT_CI("lwp_mutex_wakeup", lwp_mutex_wakeup, 2),
634 /* 169 */ SYSENT_LOADABLE(), /* (was lwp_mutex_lock) */
635 /* 170 */ SYSENT_CI("lwp_cond_wait", lwp_cond_wait, 4),
636 /* 171 */ SYSENT_CI("lwp_cond_signal", lwp_cond_signal, 1),
637 /* 172 */ SYSENT_CI("lwp_cond_broadcast", lwp_cond_broadcast, 1),
638 /* 173 */ SYSENT_CL("pread", pread, 4),
639 /* 174 */ SYSENT_CL("pwrite ", pwrite, 4),
640 /*
641 * The 64-bit C library maps llseek() to lseek(), so this
642 * is needed as a native syscall only on the 32-bit kernel.
643 */
644 /* 175 */ IF_LP64(
645 SYSENT_NOSYS(),
646 SYSENT_C("llseek", llseek32, 4)),
647 /* 176 */ SYSENT_LOADABLE(), /* inst_sync */
648 /* 177 */ SYSENT_CI("brandsys", brandsys, 6),
649 /* 178 */ SYSENT_LOADABLE(), /* kaio */
650 /* 179 */ SYSENT_LOADABLE(), /* cpc */
651 /* 180 */ SYSENT_CI("lgrpsys", lgrpsys, 3),
652 /* 181 */ SYSENT_CI("rusagesys", rusagesys, 5),
653 /* 182 */ SYSENT_LOADABLE(), /* portfs */
654 /* 183 */ SYSENT_CI("pollsys", pollsys, 4),
655 /* 184 */ SYSENT_CI("labelsys", labelsys, 5),
656 /* 185 */ SYSENT_CI("acl", acl, 4),
657 /* 186 */ SYSENT_AP("auditsys", auditsys, 6),
658 /* 187 */ SYSENT_CI("processor_bind", processor_bind, 4),
659 /* 188 */ SYSENT_CI("processor_info", processor_info, 2),
660 /* 189 */ SYSENT_CI("p_online", p_online, 2),
661 /* 190 */ SYSENT_CI("sigqueue", sigqueue, 5),
662 /* 191 */ SYSENT_CI("clock_gettime", clock_gettime, 2),
663 /* 192 */ SYSENT_CI("clock_settime", clock_settime, 2),
664 /* 193 */ SYSENT_CI("clock_getres", clock_getres, 2),
665 /* 194 */ SYSENT_CI("timer_create", timer_create, 3),
666 /* 195 */ SYSENT_CI("timer_delete", timer_delete, 1),
667 /* 196 */ SYSENT_CI("timer_settime", timer_settime, 4),
668 /* 197 */ SYSENT_CI("timer_gettime", timer_gettime, 2),
669 /* 198 */ SYSENT_CI("timer_getoverrun", timer_getoverrun, 1),
670 /* 199 */ SYSENT_CI("nanosleep", nanosleep, 2),
671 /* 200 */ SYSENT_CI("facl", facl, 4),
672 /* 201 */ SYSENT_LOADABLE(), /* door */
673 /* 202 */ SYSENT_CI("setreuid", setreuid, 2),
674 /* 203 */ SYSENT_CI("setregid", setregid, 2),
675 /* 204 */ SYSENT_CI("install_utrap", install_utrap, 3),
676 /* 205 */ SYSENT_CI("signotify", signotify, 3),
677 /* 206 */ SYSENT_CL("schedctl", schedctl, 0),
678 /* 207 */ SYSENT_LOADABLE(), /* pset */
679 /* 208 */ IF_sparc(
680 SYSENT_CI("sparc_utrap_install", sparc_utrap_install, 5),
681 SYSENT_NOSYS()),
682 /* 209 */ SYSENT_CI("resolvepath", resolvepath, 3),
683 /* 210 */ SYSENT_CI("lwp_mutex_timedlock", lwp_mutex_timedlock, 3),
684 /* 211 */ SYSENT_CI("lwp_sema_timedwait", lwp_sema_timedwait, 3),
685 /* 212 */ SYSENT_CI("lwp_rwlock_sys", lwp_rwlock_sys, 3),
686 /*
687 * Syscalls 213-225: 32-bit system call support for large files.
688 *
689 * (The 64-bit C library transparently maps these system calls
690 * back to their native versions, so almost all of them are only
691 * needed as native syscalls on the 32-bit kernel).
692 */
693 /* 213 */ IF_LP64(
694 SYSENT_NOSYS(),
695 SYSENT_CI("getdents64", getdents64, 3)),
696 /* 214 */ IF_LP64(
697 SYSENT_NOSYS(),
698 SYSENT_AP("smmaplf32", smmaplf32, 7)),
699 /* 215 */ IF_LP64(
700 SYSENT_NOSYS(),
701 SYSENT_CI("stat64", stat64, 2)),
702 /* 216 */ IF_LP64(
703 SYSENT_NOSYS(),
704 SYSENT_CI("lstat64", lstat64, 2)),
705 /* 217 */ IF_LP64(
706 SYSENT_NOSYS(),
707 SYSENT_CI("fstat64", fstat64, 2)),
708 /* 218 */ IF_LP64(
709 SYSENT_NOSYS(),
710 SYSENT_CI("statvfs64", statvfs64, 2)),
711 /* 219 */ IF_LP64(
712 SYSENT_NOSYS(),
713 SYSENT_CI("fstatvfs64", fstatvfs64, 2)),
714 /* 220 */ IF_LP64(
715 SYSENT_NOSYS(),
716 SYSENT_CI("setrlimit64", setrlimit64, 2)),
717 /* 221 */ IF_LP64(
718 SYSENT_NOSYS(),
719 SYSENT_CI("getrlimit64", getrlimit64, 2)),
720 /* 222 */ IF_LP64(
721 SYSENT_NOSYS(),
722 SYSENT_CI("pread64", pread64, 5)),
723 /* 223 */ IF_LP64(
724 SYSENT_NOSYS(),
725 SYSENT_CI("pwrite64", pwrite64, 5)),
726 /* 224 */ SYSENT_LOADABLE(), /* (was creat64) */
727 /* 225 */ IF_LP64(
728 SYSENT_NOSYS(),
729 SYSENT_CI("open64", open64, 3)),
730 /* 226 */ SYSENT_LOADABLE(), /* rpcsys */
731 /* 227 */ SYSENT_CL("zone", zone, 5),
732 /* 228 */ SYSENT_LOADABLE(), /* autofssys */
733 /* 229 */ SYSENT_CI("getcwd", getcwd, 2),
734 /* 230 */ SYSENT_CI("so_socket", so_socket, 5),
735 /* 231 */ SYSENT_CI("so_socketpair", so_socketpair, 1),
736 /* 232 */ SYSENT_CI("bind", bind, 4),
737 /* 233 */ SYSENT_CI("listen", listen, 3),
738 /* 234 */ SYSENT_CI("accept", accept, 5),
739 /* 235 */ SYSENT_CI("connect", connect, 4),
740 /* 236 */ SYSENT_CI("shutdown", shutdown, 3),
741 /* 237 */ SYSENT_CL("recv", recv, 4),
742 /* 238 */ SYSENT_CL("recvfrom", recvfrom, 6),
743 /* 239 */ SYSENT_CL("recvmsg", recvmsg, 3),
744 /* 240 */ SYSENT_CL("send", send, 4),
745 /* 241 */ SYSENT_CL("sendmsg", sendmsg, 3),
746 /* 242 */ SYSENT_CL("sendto", sendto, 6),
747 /* 243 */ SYSENT_CI("getpeername", getpeername, 4),
748 /* 244 */ SYSENT_CI("getsockname", getsockname, 4),
749 /* 245 */ SYSENT_CI("getsockopt", getsockopt, 6),
750 /* 246 */ SYSENT_CI("setsockopt", setsockopt, 6),
751 /* 247 */ SYSENT_CI("sockconfig", sockconfig, 5),
752 /* 248 */ SYSENT_CI("ntp_gettime", ntp_gettime, 1),
753 /* 249 */ SYSENT_CI("ntp_adjtime", ntp_adjtime, 1),
754 /* 250 */ SYSENT_CI("lwp_mutex_unlock", lwp_mutex_unlock, 1),
755 /* 251 */ SYSENT_CI("lwp_mutex_trylock", lwp_mutex_trylock, 2),
756 /* 252 */ SYSENT_CI("lwp_mutex_register", lwp_mutex_register, 2),
757 /* 253 */ SYSENT_CI("cladm", cladm, 3),
758 /* 254 */ SYSENT_CI("uucopy", uucopy, 3),
759 /* 255 */ SYSENT_CI("umount2", umount2, 2)
760 };
761
762
763 #ifdef _SYSCALL32_IMPL
764
765 extern int ulimit32(int, int);
766 extern ssize_t read32(int32_t, caddr32_t, size32_t);
767 extern ssize_t write32(int32_t, caddr32_t, size32_t);
768 extern ssize_t pread32(int32_t, caddr32_t, size32_t, off32_t);
769 extern ssize_t pwrite32(int32_t, caddr32_t, size32_t, off32_t);
770 extern ssize_t readv32(int32_t, caddr32_t, int32_t);
771 extern ssize_t writev32(int32_t, caddr32_t, int32_t);
772 extern ssize_t readlink32(caddr32_t, caddr32_t, size32_t);
773 extern ssize_t readlinkat32(int, caddr32_t, caddr32_t, size32_t);
774 extern int open32(char *, int, int);
775 extern int openat32(int, char *, int, int);
776 extern int stat32(char *, struct stat32 *);
777 extern int fstatat32(int, char *, struct stat32 *, int);
778 extern int lstat32(char *, struct stat32 *);
779 extern int fstat32(int, struct stat32 *);
780 extern int fstatat64_32(int, char *, struct stat64_32 *, int);
781 extern int stat64_32(char *, struct stat64_32 *);
782 extern int lstat64_32(char *, struct stat64_32 *);
783 extern int fstat64_32(int, struct stat64_32 *);
784 extern int getmsg32(int, struct strbuf32 *, struct strbuf32 *, int32_t *);
785 extern int putmsg32(int, struct strbuf32 *, struct strbuf32 *, int32_t *);
786 extern int getpmsg32(int, struct strbuf32 *, struct strbuf32 *, int32_t *,
787 int32_t *);
788 extern int putpmsg32(int, struct strbuf32 *, struct strbuf32 *, int32_t,
789 int32_t);
790 extern int getsetcontext32(int, void *);
791 extern int statvfs32(char *, struct statvfs32 *);
792 extern int fstatvfs32(int, struct statvfs32 *);
793 extern int statvfs64_32(char *, struct statvfs64_32 *);
794 extern int fstatvfs64_32(int, struct statvfs64_32 *);
795 extern int sigaction32(int, struct sigaction32 *, struct sigaction32 *);
796 extern clock32_t times32(struct tms32 *);
797 extern int stime32(time32_t);
798 extern int getpagesizes32(int, size32_t *, int);
799 extern int sigaltstack32(struct sigaltstack32 *, struct sigaltstack32 *);
800 extern int sigqueue32(pid_t, int, caddr32_t, int, int);
801 extern offset_t llseek32(int32_t, uint32_t, uint32_t, int);
802 extern int waitsys32(idtype_t, id_t, siginfo_t *, int);
803
804 extern ssize_t recv32(int32_t, caddr32_t, size32_t, int32_t);
805 extern ssize_t recvfrom32(int32_t, caddr32_t, size32_t, int32_t, caddr32_t,
806 caddr32_t);
807 extern ssize_t send32(int32_t, caddr32_t, size32_t, int32_t);
808 extern ssize_t sendto32(int32_t, caddr32_t, size32_t, int32_t, caddr32_t,
809 socklen_t);
810
811 extern int privsys32(int, priv_op_t, priv_ptype_t, caddr32_t, size32_t, int);
812 extern int ucredsys32(int, int, caddr32_t);
813
814 /*
815 * sysent table for ILP32 processes running on
816 * a LP64 kernel.
817 */
818 struct sysent sysent32[NSYSCALL] =
819 {
820 /* 0 */ SYSENT_C("indir", indir, 1),
821 /* 1 */ SYSENT_CI("exit", rexit, 1),
822 /* 2 */ SYSENT_CI("psecflags", psecflags, 3),
823 /* 3 */ SYSENT_CI("read", read32, 3),
824 /* 4 */ SYSENT_CI("write", write32, 3),
825 /* 5 */ SYSENT_CI("open", open32, 3),
826 /* 6 */ SYSENT_CI("close", close, 1),
827 /* 7 */ SYSENT_CI("linkat", linkat, 5),
828 /* 8 */ SYSENT_LOADABLE32(), /* (was creat32) */
829 /* 9 */ SYSENT_CI("link", link, 2),
830 /* 10 */ SYSENT_CI("unlink", unlink, 1),
831 /* 11 */ SYSENT_CI("symlinkat", symlinkat, 3),
832 /* 12 */ SYSENT_CI("chdir", chdir, 1),
833 /* 13 */ SYSENT_CI("time", gtime, 0),
834 /* 14 */ SYSENT_CI("mknod", mknod, 3),
835 /* 15 */ SYSENT_CI("chmod", chmod, 2),
836 /* 16 */ SYSENT_CI("chown", chown, 3),
837 /* 17 */ SYSENT_CI("brk", brk, 1),
838 /* 18 */ SYSENT_CI("stat", stat32, 2),
839 /* 19 */ SYSENT_CI("lseek", lseek32, 3),
840 /* 20 */ SYSENT_2CI("getpid", getpid, 0),
841 /* 21 */ SYSENT_AP("mount", mount, 8),
842 /* 22 */ SYSENT_CI("readlinkat", readlinkat32, 4),
843 /* 23 */ SYSENT_CI("setuid", setuid, 1),
844 /* 24 */ SYSENT_2CI("getuid", getuid, 0),
845 /* 25 */ SYSENT_CI("stime", stime32, 1),
846 /* 26 */ SYSENT_CI("pcsample", pcsample, 2),
847 /* 27 */ SYSENT_CI("alarm", alarm, 1),
848 /* 28 */ SYSENT_CI("fstat", fstat32, 2),
849 /* 29 */ SYSENT_CI("pause", pause, 0),
850 /* 30 */ SYSENT_LOADABLE32(), /* (was utime) */
851 /* 31 */ SYSENT_CI("stty", stty, 2),
852 /* 32 */ SYSENT_CI("gtty", gtty, 2),
853 /* 33 */ SYSENT_CI("access", access, 2),
854 /* 34 */ SYSENT_CI("nice", nice, 1),
855 /* 35 */ SYSENT_CI("statfs", statfs32, 4),
856 /* 36 */ SYSENT_CI("sync", syssync, 0),
857 /* 37 */ SYSENT_CI("kill", kill, 2),
858 /* 38 */ SYSENT_CI("fstatfs", fstatfs32, 4),
859 /* 39 */ SYSENT_CI("setpgrp", setpgrp, 3),
860 /* 40 */ SYSENT_CI("uucopystr", uucopystr, 3),
861 /* 41 */ SYSENT_LOADABLE32(), /* (was dup) */
862 /* 42 */ SYSENT_LOADABLE32(), /* pipe */
863 /* 43 */ SYSENT_CI("times", times32, 1),
864 /* 44 */ SYSENT_CI("prof", profil, 4),
865 /* 45 */ SYSENT_CI("faccessat", faccessat, 4),
866 /* 46 */ SYSENT_CI("setgid", setgid, 1),
867 /* 47 */ SYSENT_2CI("getgid", getgid, 0),
868 /* 48 */ SYSENT_CI("mknodat", mknodat, 4),
869 /* 49 */ SYSENT_LOADABLE32(), /* msgsys */
870 /* 50 */ IF_386_ABI(
871 SYSENT_CI("sysi86", sysi86, 4),
872 SYSENT_LOADABLE32()), /* (was sys3b) */
873 /* 51 */ SYSENT_LOADABLE32(), /* sysacct */
874 /* 52 */ SYSENT_LOADABLE32(), /* shmsys */
875 /* 53 */ SYSENT_LOADABLE32(), /* semsys */
876 /* 54 */ SYSENT_CI("ioctl", ioctl, 3),
877 /* 55 */ SYSENT_CI("uadmin", uadmin, 3),
878 /* 56 */ SYSENT_CI("fchownat", fchownat, 5),
879 /* 57 */ SYSENT_2CI("utssys", utssys32, 4),
880 /* 58 */ SYSENT_CI("fdsync", fdsync, 2),
881 /* 59 */ SYSENT_CI("exece", exece, 4),
882 /* 60 */ SYSENT_CI("umask", umask, 1),
883 /* 61 */ SYSENT_CI("chroot", chroot, 1),
884 /* 62 */ SYSENT_CI("fcntl", fcntl, 4),
885 /* 63 */ SYSENT_CI("ulimit", ulimit32, 2),
886 /* 64 */ SYSENT_CI("renameat", renameat, 4),
887 /* 65 */ SYSENT_CI("unlinkat", unlinkat, 3),
888 /* 66 */ SYSENT_CI("fstatat", fstatat32, 4),
889 /* 67 */ SYSENT_CI("fstatat64", fstatat64_32, 4),
890 /* 68 */ SYSENT_CI("openat", openat32, 4),
891 /* 69 */ SYSENT_CI("openat64", openat64, 4),
892 /* 70 */ SYSENT_CI("tasksys", tasksys, 5),
893 /* 71 */ SYSENT_LOADABLE32(), /* acctctl */
894 /* 72 */ SYSENT_LOADABLE32(), /* exacct */
895 /* 73 */ SYSENT_CI("getpagesizes", getpagesizes32, 3),
896 /* 74 */ SYSENT_CI("rctlsys", rctlsys, 6),
897 /* 75 */ SYSENT_2CI("sidsys", sidsys, 4),
898 /* 76 */ SYSENT_LOADABLE32(), /* (was fsat) */
899 /* 77 */ SYSENT_CI("lwp_park", syslwp_park, 3),
900 /* 78 */ SYSENT_CI("sendfilev", sendfilev, 5),
901 /* 79 */ SYSENT_CI("rmdir", rmdir, 1),
902 /* 80 */ SYSENT_CI("mkdir", mkdir, 2),
903 /* 81 */ SYSENT_CI("getdents", getdents32, 3),
904 /* 82 */ SYSENT_CI("privsys", privsys32, 6),
905 /* 83 */ SYSENT_CI("ucredsys", ucredsys32, 3),
906 /* 84 */ SYSENT_CI("sysfs", sysfs, 3),
907 /* 85 */ SYSENT_CI("getmsg", getmsg32, 4),
908 /* 86 */ SYSENT_CI("putmsg", putmsg32, 4),
909 /* 87 */ SYSENT_LOADABLE32(), /* (was poll) */
910 /* 88 */ SYSENT_CI("lstat", lstat32, 2),
911 /* 89 */ SYSENT_CI("symlink", symlink, 2),
912 /* 90 */ SYSENT_CI("readlink", readlink32, 3),
913 /* 91 */ SYSENT_CI("setgroups", setgroups, 2),
914 /* 92 */ SYSENT_CI("getgroups", getgroups, 2),
915 /* 93 */ SYSENT_CI("fchmod", fchmod, 2),
916 /* 94 */ SYSENT_CI("fchown", fchown, 3),
917 /* 95 */ SYSENT_CI("sigprocmask", sigprocmask, 3),
918 /* 96 */ SYSENT_CI("sigsuspend", sigsuspend, 1),
919 /* 97 */ SYSENT_CI("sigaltstack", sigaltstack32, 2),
920 /* 98 */ SYSENT_CI("sigaction", sigaction32, 3),
921 /* 99 */ SYSENT_CI("sigpending", sigpending, 2),
922 /* 100 */ SYSENT_CI("getsetcontext", getsetcontext32, 2),
923 /* 101 */ SYSENT_CI("fchmodat", fchmodat, 4),
924 /* 102 */ SYSENT_CI("mkdirat", mkdirat, 3),
925 /* 103 */ SYSENT_CI("statvfs", statvfs32, 2),
926 /* 104 */ SYSENT_CI("fstatvfs", fstatvfs32, 2),
927 /* 105 */ SYSENT_CI("getloadavg", getloadavg, 2),
928 /* 106 */ SYSENT_LOADABLE32(), /* nfssys */
929 /* 107 */ SYSENT_CI("waitsys", waitsys32, 4),
930 /* 108 */ SYSENT_CI("sigsendset", sigsendsys, 2),
931 /* 109 */ IF_x86(
932 SYSENT_AP("hrtsys", hrtsys, 5),
933 SYSENT_LOADABLE32()),
934 /* 110 */ SYSENT_CI("utimesys", utimesys, 5),
935 /* 111 */ SYSENT_CI("sigresend", sigresend, 3),
936 /* 112 */ SYSENT_CI("priocntlsys", priocntlsys, 5),
937 /* 113 */ SYSENT_CI("pathconf", pathconf, 2),
938 /* 114 */ SYSENT_CI("mincore", mincore, 3),
939 /* 115 */ SYSENT_CI("mmap", smmap32, 6),
940 /* 116 */ SYSENT_CI("mprotect", mprotect, 3),
941 /* 117 */ SYSENT_CI("munmap", munmap, 2),
942 /* 118 */ SYSENT_CI("fpathconf", fpathconf, 2),
943 /* 119 */ SYSENT_2CI("vfork", vfork, 0),
944 /* 120 */ SYSENT_CI("fchdir", fchdir, 1),
945 /* 121 */ SYSENT_CI("readv", readv32, 3),
946 /* 122 */ SYSENT_CI("writev", writev32, 3),
947 /* 123 */ SYSENT_CI("preadv", preadv, 5),
948 /* 124 */ SYSENT_CI("pwritev", pwritev, 5),
949 /* 125 */ SYSENT_CI("upanic", upanic, 2),
950 /* 126 */ SYSENT_CI("getrandom", getrandom, 3),
951 /* 127 */ SYSENT_CI("mmapobj", mmapobjsys, 5),
952 /* 128 */ SYSENT_CI("setrlimit", setrlimit32, 2),
953 /* 129 */ SYSENT_CI("getrlimit", getrlimit32, 2),
954 /* 130 */ SYSENT_CI("lchown", lchown, 3),
955 /* 131 */ SYSENT_CI("memcntl", memcntl, 6),
956 /* 132 */ SYSENT_CI("getpmsg", getpmsg32, 5),
957 /* 133 */ SYSENT_CI("putpmsg", putpmsg32, 5),
958 /* 134 */ SYSENT_CI("rename", rename, 2),
959 /* 135 */ SYSENT_CI("uname", uname, 1),
960 /* 136 */ SYSENT_CI("setegid", setegid, 1),
961 /* 137 */ SYSENT_CI("sysconfig", sysconfig, 1),
962 /* 138 */ SYSENT_CI("adjtime", adjtime, 2),
963 /* 139 */ SYSENT_CI("systeminfo", systeminfo, 3),
964 /* 140 */ SYSENT_LOADABLE32(), /* sharefs */
965 /* 141 */ SYSENT_CI("seteuid", seteuid, 1),
966 /* 142 */ SYSENT_2CI("forksys", forksys, 2),
967 /* 143 */ SYSENT_LOADABLE32(), /* (was fork1) */
968 /* 144 */ SYSENT_CI("sigtimedwait", sigtimedwait, 3),
969 /* 145 */ SYSENT_CI("lwp_info", lwp_info, 1),
970 /* 146 */ SYSENT_CI("yield", yield, 0),
971 /* 147 */ SYSENT_LOADABLE32(), /* (was lwp_sema_wait) */
972 /* 148 */ SYSENT_CI("lwp_sema_post", lwp_sema_post, 1),
973 /* 149 */ SYSENT_CI("lwp_sema_trywait", lwp_sema_trywait, 1),
974 /* 150 */ SYSENT_CI("lwp_detach", lwp_detach, 1),
975 /* 151 */ SYSENT_CI("corectl", corectl, 4),
976 /* 152 */ SYSENT_CI("modctl", modctl, 6),
977 /* 153 */ SYSENT_CI("fchroot", fchroot, 1),
978 /* 154 */ SYSENT_LOADABLE32(), /* (was utimes) */
979 /* 155 */ SYSENT_CI("vhangup", vhangup, 0),
980 /* 156 */ SYSENT_CI("gettimeofday", gettimeofday, 1),
981 /* 157 */ SYSENT_CI("getitimer", getitimer, 2),
982 /* 158 */ SYSENT_CI("setitimer", setitimer, 3),
983 /* 159 */ SYSENT_CI("lwp_create", syslwp_create, 3),
984 /* 160 */ SYSENT_CI("lwp_exit", syslwp_exit, 0),
985 /* 161 */ SYSENT_CI("lwp_suspend", syslwp_suspend, 1),
986 /* 162 */ SYSENT_CI("lwp_continue", syslwp_continue, 1),
987 /* 163 */ SYSENT_CI("lwp_kill", lwp_kill, 2),
988 /* 164 */ SYSENT_CI("lwp_self", lwp_self, 0),
989 /* 165 */ SYSENT_2CI("lwp_sigmask", lwp_sigmask, 5),
990 /* 166 */ IF_x86(
991 SYSENT_CI("lwp_private", syslwp_private, 3),
992 SYSENT_NOSYS()),
993 /* 167 */ SYSENT_CI("lwp_wait", lwp_wait, 2),
994 /* 168 */ SYSENT_CI("lwp_mutex_wakeup", lwp_mutex_wakeup, 2),
995 /* 169 */ SYSENT_LOADABLE32(), /* (was lwp_mutex_lock) */
996 /* 170 */ SYSENT_CI("lwp_cond_wait", lwp_cond_wait, 4),
997 /* 171 */ SYSENT_CI("lwp_cond_signal", lwp_cond_signal, 1),
998 /* 172 */ SYSENT_CI("lwp_cond_broadcast", lwp_cond_broadcast, 1),
999 /* 173 */ SYSENT_CI("pread", pread32, 4),
1000 /* 174 */ SYSENT_CI("pwrite", pwrite32, 4),
1001 /* 175 */ SYSENT_C("llseek", llseek32, 4),
1002 /* 176 */ SYSENT_LOADABLE32(), /* inst_sync */
1003 /* 177 */ SYSENT_CI("brandsys", brandsys, 6),
1004 /* 178 */ SYSENT_LOADABLE32(), /* kaio */
1005 /* 179 */ SYSENT_LOADABLE32(), /* cpc */
1006 /* 180 */ SYSENT_CI("lgrpsys", lgrpsys, 3),
1007 /* 181 */ SYSENT_CI("rusagesys", rusagesys, 5),
1008 /* 182 */ SYSENT_LOADABLE32(), /* portfs */
1009 /* 183 */ SYSENT_CI("pollsys", pollsys, 4),
1010 /* 184 */ SYSENT_CI("labelsys", labelsys, 5),
1011 /* 185 */ SYSENT_CI("acl", acl, 4),
1012 /* 186 */ SYSENT_AP("auditsys", auditsys, 6),
1013 /* 187 */ SYSENT_CI("processor_bind", processor_bind, 4),
1014 /* 188 */ SYSENT_CI("processor_info", processor_info, 2),
1015 /* 189 */ SYSENT_CI("p_online", p_online, 2),
1016 /* 190 */ SYSENT_CI("sigqueue", sigqueue32, 5),
1017 /* 191 */ SYSENT_CI("clock_gettime", clock_gettime, 2),
1018 /* 192 */ SYSENT_CI("clock_settime", clock_settime, 2),
1019 /* 193 */ SYSENT_CI("clock_getres", clock_getres, 2),
1020 /* 194 */ SYSENT_CI("timer_create", timer_create, 3),
1021 /* 195 */ SYSENT_CI("timer_delete", timer_delete, 1),
1022 /* 196 */ SYSENT_CI("timer_settime", timer_settime, 4),
1023 /* 197 */ SYSENT_CI("timer_gettime", timer_gettime, 2),
1024 /* 198 */ SYSENT_CI("timer_getoverrun", timer_getoverrun, 1),
1025 /* 199 */ SYSENT_CI("nanosleep", nanosleep, 2),
1026 /* 200 */ SYSENT_CI("facl", facl, 4),
1027 /* 201 */ SYSENT_LOADABLE32(), /* door */
1028 /* 202 */ SYSENT_CI("setreuid", setreuid, 2),
1029 /* 203 */ SYSENT_CI("setregid", setregid, 2),
1030 /* 204 */ SYSENT_CI("install_utrap", install_utrap, 3),
1031 /* 205 */ SYSENT_CI("signotify", signotify, 3),
1032 /* 206 */ SYSENT_CI("schedctl", schedctl, 0),
1033 /* 207 */ SYSENT_LOADABLE32(), /* pset */
1034 /* 208 */ SYSENT_LOADABLE32(),
1035 /* 209 */ SYSENT_CI("resolvepath", resolvepath, 3),
1036 /* 210 */ SYSENT_CI("lwp_mutex_timedlock", lwp_mutex_timedlock, 3),
1037 /* 211 */ SYSENT_CI("lwp_sema_timedwait", lwp_sema_timedwait, 3),
1038 /* 212 */ SYSENT_CI("lwp_rwlock_sys", lwp_rwlock_sys, 3),
1039 /*
1040 * Syscalls 213-225: 32-bit system call support for large files.
1041 */
1042 /* 213 */ SYSENT_CI("getdents64", getdents64, 3),
1043 /* 214 */ SYSENT_AP("smmaplf32", smmaplf32, 7),
1044 /* 215 */ SYSENT_CI("stat64", stat64_32, 2),
1045 /* 216 */ SYSENT_CI("lstat64", lstat64_32, 2),
1046 /* 217 */ SYSENT_CI("fstat64", fstat64_32, 2),
1047 /* 218 */ SYSENT_CI("statvfs64", statvfs64_32, 2),
1048 /* 219 */ SYSENT_CI("fstatvfs64", fstatvfs64_32, 2),
1049 /* 220 */ SYSENT_CI("setrlimit64", setrlimit64, 2),
1050 /* 221 */ SYSENT_CI("getrlimit64", getrlimit64, 2),
1051 /* 222 */ SYSENT_CI("pread64", pread64, 5),
1052 /* 223 */ SYSENT_CI("pwrite64", pwrite64, 5),
1053 /* 224 */ SYSENT_LOADABLE32(), /* (was creat64) */
1054 /* 225 */ SYSENT_CI("open64", open64, 3),
1055 /* 226 */ SYSENT_LOADABLE32(), /* rpcsys */
1056 /* 227 */ SYSENT_CI("zone", zone, 6),
1057 /* 228 */ SYSENT_LOADABLE32(), /* autofssys */
1058 /* 229 */ SYSENT_CI("getcwd", getcwd, 2),
1059 /* 230 */ SYSENT_CI("so_socket", so_socket, 5),
1060 /* 231 */ SYSENT_CI("so_socketpair", so_socketpair, 1),
1061 /* 232 */ SYSENT_CI("bind", bind, 4),
1062 /* 233 */ SYSENT_CI("listen", listen, 3),
1063 /* 234 */ SYSENT_CI("accept", accept, 5),
1064 /* 235 */ SYSENT_CI("connect", connect, 4),
1065 /* 236 */ SYSENT_CI("shutdown", shutdown, 3),
1066 /* 237 */ SYSENT_CI("recv", recv32, 4),
1067 /* 238 */ SYSENT_CI("recvfrom", recvfrom32, 6),
1068 /* 239 */ SYSENT_CI("recvmsg", recvmsg, 3),
1069 /* 240 */ SYSENT_CI("send", send32, 4),
1070 /* 241 */ SYSENT_CI("sendmsg", sendmsg, 3),
1071 /* 242 */ SYSENT_CI("sendto", sendto32, 6),
1072 /* 243 */ SYSENT_CI("getpeername", getpeername, 4),
1073 /* 244 */ SYSENT_CI("getsockname", getsockname, 4),
1074 /* 245 */ SYSENT_CI("getsockopt", getsockopt, 6),
1075 /* 246 */ SYSENT_CI("setsockopt", setsockopt, 6),
1076 /* 247 */ SYSENT_CI("sockconfig", sockconfig, 5),
1077 /* 248 */ SYSENT_CI("ntp_gettime", ntp_gettime, 1),
1078 /* 249 */ SYSENT_CI("ntp_adjtime", ntp_adjtime, 1),
1079 /* 250 */ SYSENT_CI("lwp_mutex_unlock", lwp_mutex_unlock, 1),
1080 /* 251 */ SYSENT_CI("lwp_mutex_trylock", lwp_mutex_trylock, 2),
1081 /* 252 */ SYSENT_CI("lwp_mutex_register", lwp_mutex_register, 2),
1082 /* 253 */ SYSENT_CI("cladm", cladm, 3),
1083 /* 254 */ SYSENT_CI("uucopy", uucopy, 3),
1084 /* 255 */ SYSENT_CI("umount2", umount2, 2)
1085 };
1086 #endif /* _SYSCALL32_IMPL */
1087
1088 /*
1089 * Space allocated and initialized in init_syscallnames().
1090 */
1091 char **syscallnames;
1092
1093 systrace_sysent_t *systrace_sysent;
1094 void (*systrace_probe)(dtrace_id_t, uintptr_t, uintptr_t,
1095 uintptr_t, uintptr_t, uintptr_t, uintptr_t);
1096
1097 /*ARGSUSED*/
1098 void
systrace_stub(dtrace_id_t id,uintptr_t arg0,uintptr_t arg1,uintptr_t arg2,uintptr_t arg3,uintptr_t arg4,uintptr_t arg5)1099 systrace_stub(dtrace_id_t id, uintptr_t arg0, uintptr_t arg1,
1100 uintptr_t arg2, uintptr_t arg3, uintptr_t arg4, uintptr_t arg5)
1101 {}
1102
1103 /*ARGSUSED*/
1104 int64_t
dtrace_systrace_syscall(uintptr_t arg0,uintptr_t arg1,uintptr_t arg2,uintptr_t arg3,uintptr_t arg4,uintptr_t arg5)1105 dtrace_systrace_syscall(uintptr_t arg0, uintptr_t arg1, uintptr_t arg2,
1106 uintptr_t arg3, uintptr_t arg4, uintptr_t arg5)
1107 {
1108 systrace_sysent_t *sy = &systrace_sysent[curthread->t_sysnum];
1109 dtrace_id_t id;
1110 int64_t rval;
1111 proc_t *p;
1112
1113 if ((id = sy->stsy_entry) != DTRACE_IDNONE)
1114 (*systrace_probe)(id, arg0, arg1, arg2, arg3, arg4, arg5);
1115
1116 /*
1117 * We want to explicitly allow DTrace consumers to stop a process
1118 * before it actually executes the meat of the syscall.
1119 */
1120 p = ttoproc(curthread);
1121 mutex_enter(&p->p_lock);
1122 if (curthread->t_dtrace_stop && !curthread->t_lwp->lwp_nostop) {
1123 curthread->t_dtrace_stop = 0;
1124 stop(PR_REQUESTED, 0);
1125 }
1126 mutex_exit(&p->p_lock);
1127
1128 rval = (*sy->stsy_underlying)(arg0, arg1, arg2, arg3, arg4, arg5);
1129
1130 if (ttolwp(curthread)->lwp_errno != 0)
1131 rval = -1;
1132
1133 if ((id = sy->stsy_return) != DTRACE_IDNONE)
1134 (*systrace_probe)(id, (uintptr_t)rval, (uintptr_t)rval,
1135 (uintptr_t)((int64_t)rval >> 32), 0, 0, 0);
1136
1137 return (rval);
1138 }
1139
1140 #ifdef _SYSCALL32_IMPL
1141
1142 systrace_sysent_t *systrace_sysent32;
1143
1144 /*ARGSUSED*/
1145 int64_t
dtrace_systrace_syscall32(uintptr_t arg0,uintptr_t arg1,uintptr_t arg2,uintptr_t arg3,uintptr_t arg4,uintptr_t arg5)1146 dtrace_systrace_syscall32(uintptr_t arg0, uintptr_t arg1, uintptr_t arg2,
1147 uintptr_t arg3, uintptr_t arg4, uintptr_t arg5)
1148 {
1149 systrace_sysent_t *sy = &systrace_sysent32[curthread->t_sysnum];
1150 dtrace_id_t id;
1151 int64_t rval;
1152 proc_t *p;
1153
1154 if ((id = sy->stsy_entry) != DTRACE_IDNONE)
1155 (*systrace_probe)(id, arg0, arg1, arg2, arg3, arg4, arg5);
1156
1157 /*
1158 * We want to explicitly allow DTrace consumers to stop a process
1159 * before it actually executes the meat of the syscall.
1160 */
1161 p = ttoproc(curthread);
1162 mutex_enter(&p->p_lock);
1163 if (curthread->t_dtrace_stop && !curthread->t_lwp->lwp_nostop) {
1164 curthread->t_dtrace_stop = 0;
1165 stop(PR_REQUESTED, 0);
1166 }
1167 mutex_exit(&p->p_lock);
1168
1169 rval = (*sy->stsy_underlying)(arg0, arg1, arg2, arg3, arg4, arg5);
1170
1171 if (ttolwp(curthread)->lwp_errno != 0)
1172 rval = -1;
1173
1174 if ((id = sy->stsy_return) != DTRACE_IDNONE)
1175 (*systrace_probe)(id, (uintptr_t)rval, (uintptr_t)rval,
1176 (uintptr_t)((uint64_t)rval >> 32), 0, 0, 0);
1177
1178 return (rval);
1179 }
1180
1181 #endif
1182
1183 void
dtrace_systrace_rtt(void)1184 dtrace_systrace_rtt(void)
1185 {
1186 systrace_sysent_t *sy;
1187 dtrace_id_t id;
1188
1189 if (get_udatamodel() == DATAMODEL_NATIVE) {
1190 if (systrace_sysent == NULL)
1191 return;
1192
1193 sy = &systrace_sysent[curthread->t_sysnum];
1194 #ifdef _SYSCALL32_IMPL
1195 } else {
1196 if (systrace_sysent32 == NULL)
1197 return;
1198
1199 sy = &systrace_sysent32[curthread->t_sysnum];
1200 #endif
1201 }
1202
1203 if ((id = sy->stsy_return) != DTRACE_IDNONE)
1204 (*systrace_probe)(id, 0, 0, 0, 0, 0, 0);
1205 }
1206