1 /* $OpenBSD: sysctl.c,v 1.100 2003/10/17 21:04:57 mcbride Exp $ */ 2 /* $NetBSD: sysctl.c,v 1.9 1995/09/30 07:12:50 thorpej Exp $ */ 3 4 /* 5 * Copyright (c) 1993 6 * The Regents of the University of California. All rights reserved. 7 * 8 * Redistribution and use in source and binary forms, with or without 9 * modification, are permitted provided that the following conditions 10 * are met: 11 * 1. Redistributions of source code must retain the above copyright 12 * notice, this list of conditions and the following disclaimer. 13 * 2. Redistributions in binary form must reproduce the above copyright 14 * notice, this list of conditions and the following disclaimer in the 15 * documentation and/or other materials provided with the distribution. 16 * 3. Neither the name of the University nor the names of its contributors 17 * may be used to endorse or promote products derived from this software 18 * without specific prior written permission. 19 * 20 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 21 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 22 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 23 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 24 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 25 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 26 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 27 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 28 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 29 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 30 * SUCH DAMAGE. 31 */ 32 33 #ifndef lint 34 static const char copyright[] = 35 "@(#) Copyright (c) 1993\n\ 36 The Regents of the University of California. All rights reserved.\n"; 37 #endif /* not lint */ 38 39 #ifndef lint 40 #if 0 41 static const char sccsid[] = "@(#)sysctl.c 8.5 (Berkeley) 5/9/95"; 42 #else 43 static char *rcsid = "$OpenBSD: sysctl.c,v 1.100 2003/10/17 21:04:57 mcbride Exp $"; 44 #endif 45 #endif /* not lint */ 46 47 #include <sys/param.h> 48 #include <sys/gmon.h> 49 #include <sys/mount.h> 50 #include <sys/stat.h> 51 #include <sys/sem.h> 52 #include <sys/shm.h> 53 #include <sys/sysctl.h> 54 #include <sys/socket.h> 55 #include <sys/malloc.h> 56 #include <sys/dkstat.h> 57 #include <sys/uio.h> 58 #include <sys/tty.h> 59 #include <sys/namei.h> 60 #include <sys/sensors.h> 61 #include <machine/cpu.h> 62 #include <net/route.h> 63 64 #include <netinet/in.h> 65 #include <netinet/in_systm.h> 66 #include <netinet/ip.h> 67 #include <netinet/in_pcb.h> 68 #include <netinet/ip_icmp.h> 69 #include <netinet/ip_ipip.h> 70 #include <netinet/ip_ether.h> 71 #include <netinet/ip_ah.h> 72 #include <netinet/ip_esp.h> 73 #include <netinet/icmp_var.h> 74 #include <netinet/ip_var.h> 75 #include <netinet/udp.h> 76 #include <netinet/udp_var.h> 77 #include <netinet/tcp.h> 78 #include <netinet/tcp_timer.h> 79 #include <netinet/tcp_var.h> 80 #include <netinet/ip_gre.h> 81 #include <netinet/ip_ipcomp.h> 82 #include <netinet/ip_carp.h> 83 84 #ifdef INET6 85 #include <netinet/ip6.h> 86 #include <netinet/icmp6.h> 87 #include <netinet6/ip6_var.h> 88 #include <netinet6/pim6_var.h> 89 #endif 90 91 #include <uvm/uvm_swap_encrypt.h> 92 93 #include <ufs/ufs/quota.h> 94 #include <ufs/ufs/inode.h> 95 #include <ufs/ffs/fs.h> 96 #include <ufs/ffs/ffs_extern.h> 97 98 #include <nfs/rpcv2.h> 99 #include <nfs/nfsproto.h> 100 #include <nfs/nfs.h> 101 102 #include <netipx/ipx.h> 103 #include <netipx/ipx_var.h> 104 #include <netipx/spx_var.h> 105 #include <ddb/db_var.h> 106 #include <dev/rndvar.h> 107 108 #include <err.h> 109 #include <errno.h> 110 #include <stdio.h> 111 #include <stdlib.h> 112 #include <string.h> 113 #include <ctype.h> 114 115 #ifdef CPU_BIOS 116 #include <machine/biosvar.h> 117 #endif 118 119 struct ctlname topname[] = CTL_NAMES; 120 struct ctlname kernname[] = CTL_KERN_NAMES; 121 struct ctlname vmname[] = CTL_VM_NAMES; 122 struct ctlname fsname[] = CTL_FS_NAMES; 123 struct ctlname netname[] = CTL_NET_NAMES; 124 struct ctlname hwname[] = CTL_HW_NAMES; 125 struct ctlname username[] = CTL_USER_NAMES; 126 struct ctlname debugname[CTL_DEBUG_MAXID]; 127 struct ctlname kernmallocname[] = CTL_KERN_MALLOC_NAMES; 128 struct ctlname forkstatname[] = CTL_KERN_FORKSTAT_NAMES; 129 struct ctlname nchstatsname[] = CTL_KERN_NCHSTATS_NAMES; 130 struct ctlname ttyname[] = CTL_KERN_TTY_NAMES; 131 struct ctlname semname[] = CTL_KERN_SEMINFO_NAMES; 132 struct ctlname shmname[] = CTL_KERN_SHMINFO_NAMES; 133 struct ctlname watchdogname[] = CTL_KERN_WATCHDOG_NAMES; 134 struct ctlname *vfsname; 135 #ifdef CTL_MACHDEP_NAMES 136 struct ctlname machdepname[] = CTL_MACHDEP_NAMES; 137 #endif 138 struct ctlname ddbname[] = CTL_DDB_NAMES; 139 char names[BUFSIZ]; 140 int lastused; 141 142 struct list { 143 struct ctlname *list; 144 int size; 145 }; 146 struct list toplist = { topname, CTL_MAXID }; 147 struct list secondlevel[] = { 148 { 0, 0 }, /* CTL_UNSPEC */ 149 { kernname, KERN_MAXID }, /* CTL_KERN */ 150 { vmname, VM_MAXID }, /* CTL_VM */ 151 { fsname, FS_MAXID }, /* CTL_FS */ 152 { netname, NET_MAXID }, /* CTL_NET */ 153 { 0, CTL_DEBUG_MAXID }, /* CTL_DEBUG */ 154 { hwname, HW_MAXID }, /* CTL_HW */ 155 #ifdef CTL_MACHDEP_NAMES 156 { machdepname, CPU_MAXID }, /* CTL_MACHDEP */ 157 #else 158 { 0, 0 }, /* CTL_MACHDEP */ 159 #endif 160 { username, USER_MAXID }, /* CTL_USER_NAMES */ 161 { ddbname, DBCTL_MAXID }, /* CTL_DDB_NAMES */ 162 { 0, 0 }, /* CTL_VFS */ 163 }; 164 165 int Aflag, aflag, nflag, qflag, wflag; 166 167 /* 168 * Variables requiring special processing. 169 */ 170 #define CLOCK 0x00000001 171 #define BOOTTIME 0x00000002 172 #define CHRDEV 0x00000004 173 #define BLKDEV 0x00000008 174 #define RNDSTATS 0x00000010 175 #define BADDYNAMIC 0x00000020 176 #define BIOSGEO 0x00000040 177 #define BIOSDEV 0x00000080 178 #define MAJ2DEV 0x00000100 179 #define UNSIGNED 0x00000200 180 #define KMEMBUCKETS 0x00000400 181 #define LONGARRAY 0x00000800 182 #define KMEMSTATS 0x00001000 183 #define SENSORS 0x00002000 184 185 /* prototypes */ 186 void debuginit(void); 187 void listall(char *, struct list *); 188 void parse(char *, int); 189 void parse_baddynamic(int *, size_t, char *, void **, size_t *, int, int); 190 void usage(void); 191 int findname(char *, char *, char **, struct list *); 192 int sysctl_inet(char *, char **, int *, int, int *); 193 #ifdef INET6 194 int sysctl_inet6(char *, char **, int *, int, int *); 195 #endif 196 int sysctl_ipx(char *, char **, int *, int, int *); 197 int sysctl_fs(char *, char **, int *, int, int *); 198 static int sysctl_vfs(char *, char **, int[], int, int *); 199 static int sysctl_vfsgen(char *, char **, int[], int, int *); 200 int sysctl_bios(char *, char **, int *, int, int *); 201 int sysctl_swpenc(char *, char **, int *, int, int *); 202 int sysctl_forkstat(char *, char **, int *, int, int *); 203 int sysctl_tty(char *, char **, int *, int, int *); 204 int sysctl_nchstats(char *, char **, int *, int, int *); 205 int sysctl_malloc(char *, char **, int *, int, int *); 206 int sysctl_seminfo(char *, char **, int *, int, int *); 207 int sysctl_shminfo(char *, char **, int *, int, int *); 208 int sysctl_watchdog(char *, char **, int *, int, int *); 209 int sysctl_sensors(char *, char **, int *, int, int *); 210 int sysctl_emul(char *, char *, int); 211 #ifdef CPU_CHIPSET 212 int sysctl_chipset(char *, char **, int *, int, int *); 213 #endif 214 void vfsinit(void); 215 216 int 217 main(int argc, char *argv[]) 218 { 219 int ch, lvl1; 220 221 while ((ch = getopt(argc, argv, "Aanqw")) != -1) { 222 switch (ch) { 223 224 case 'A': 225 Aflag = 1; 226 break; 227 228 case 'a': 229 aflag = 1; 230 break; 231 232 case 'n': 233 nflag = 1; 234 break; 235 236 case 'q': 237 qflag = 1; 238 break; 239 240 case 'w': 241 wflag = 1; 242 break; 243 244 default: 245 usage(); 246 } 247 } 248 argc -= optind; 249 argv += optind; 250 251 if (argc == 0 && (Aflag || aflag)) { 252 debuginit(); 253 vfsinit(); 254 for (lvl1 = 1; lvl1 < CTL_MAXID; lvl1++) 255 listall(topname[lvl1].ctl_name, &secondlevel[lvl1]); 256 return (0); 257 } 258 if (argc == 0) 259 usage(); 260 for (; *argv != NULL; ++argv) 261 parse(*argv, 1); 262 return (0); 263 } 264 265 /* 266 * List all variables known to the system. 267 */ 268 void 269 listall(char *prefix, struct list *lp) 270 { 271 char *cp, name[BUFSIZ]; 272 int lvl2, len; 273 274 if (lp->list == NULL) 275 return; 276 if ((len = strlcpy(name, prefix, sizeof(name))) >= sizeof(name)) 277 warn("%s: name too long", prefix); 278 cp = name + len++; 279 *cp++ = '.'; 280 for (lvl2 = 0; lvl2 < lp->size; lvl2++) { 281 if (lp->list[lvl2].ctl_name == NULL) 282 continue; 283 if (strlcpy(cp, lp->list[lvl2].ctl_name, 284 sizeof(name) - len) >= sizeof(name) - len) 285 warn("%s: name too long", lp->list[lvl2].ctl_name); 286 parse(name, Aflag); 287 } 288 } 289 290 /* 291 * Parse a name into a MIB entry. 292 * Lookup and print out the MIB entry if it exists. 293 * Set a new value if requested. 294 */ 295 void 296 parse(char *string, int flags) 297 { 298 int indx, type, state, intval, len; 299 size_t size, newsize = 0; 300 int lal = 0, special = 0; 301 void *newval = 0; 302 int64_t quadval; 303 struct list *lp; 304 int mib[CTL_MAXNAME]; 305 char *cp, *bufp, buf[BUFSIZ]; 306 307 (void)strlcpy(buf, string, sizeof(buf)); 308 bufp = buf; 309 if ((cp = strchr(string, '=')) != NULL) { 310 if (!wflag) 311 errx(2, "must specify -w to set variables"); 312 *strchr(buf, '=') = '\0'; 313 *cp++ = '\0'; 314 while (isspace(*cp)) 315 cp++; 316 newval = cp; 317 newsize = strlen(cp); 318 } 319 if ((indx = findname(string, "top", &bufp, &toplist)) == -1) 320 return; 321 mib[0] = indx; 322 if (indx == CTL_VFS) 323 vfsinit(); 324 if (indx == CTL_DEBUG) 325 debuginit(); 326 lp = &secondlevel[indx]; 327 if (lp->list == 0) { 328 warnx("%s: class is not implemented", topname[indx].ctl_name); 329 return; 330 } 331 if (bufp == NULL) { 332 listall(topname[indx].ctl_name, lp); 333 return; 334 } 335 if ((indx = findname(string, "second", &bufp, lp)) == -1) 336 return; 337 mib[1] = indx; 338 type = lp->list[indx].ctl_type; 339 len = 2; 340 switch (mib[0]) { 341 342 case CTL_KERN: 343 switch (mib[1]) { 344 case KERN_PROF: 345 mib[2] = GPROF_STATE; 346 size = sizeof(state); 347 if (sysctl(mib, 3, &state, &size, NULL, 0) == -1) { 348 if (flags == 0) 349 return; 350 if (!nflag) 351 (void)printf("%s: ", string); 352 (void)puts("kernel is not compiled for profiling"); 353 return; 354 } 355 if (!nflag) 356 (void)printf("%s = %s\n", string, 357 state == GMON_PROF_OFF ? "off" : "running"); 358 return; 359 case KERN_FORKSTAT: 360 sysctl_forkstat(string, &bufp, mib, flags, &type); 361 return; 362 case KERN_TTY: 363 len = sysctl_tty(string, &bufp, mib, flags, &type); 364 if (len < 0) 365 return; 366 newsize = 0; 367 break; 368 case KERN_NCHSTATS: 369 sysctl_nchstats(string, &bufp, mib, flags, &type); 370 return; 371 case KERN_MALLOCSTATS: 372 len = sysctl_malloc(string, &bufp, mib, flags, &type); 373 if (len < 0) 374 return; 375 if (mib[2] == KERN_MALLOC_BUCKET) 376 special |= KMEMBUCKETS; 377 if (mib[2] == KERN_MALLOC_KMEMSTATS) 378 special |= KMEMSTATS; 379 newsize = 0; 380 break; 381 case KERN_MBSTAT: 382 if (flags == 0) 383 return; 384 warnx("use netstat to view %s", string); 385 return; 386 case KERN_MSGBUF: 387 if (flags == 0) 388 return; 389 warnx("use dmesg to view %s", string); 390 return; 391 case KERN_VNODE: 392 case KERN_FILE: 393 if (flags == 0) 394 return; 395 warnx("use pstat to view %s information", string); 396 return; 397 case KERN_PROC: 398 if (flags == 0) 399 return; 400 warnx("use ps to view %s information", string); 401 return; 402 case KERN_CLOCKRATE: 403 special |= CLOCK; 404 break; 405 case KERN_BOOTTIME: 406 special |= BOOTTIME; 407 break; 408 case KERN_RND: 409 special |= RNDSTATS; 410 break; 411 case KERN_HOSTID: 412 case KERN_ARND: 413 special |= UNSIGNED; 414 break; 415 case KERN_CPTIME: 416 special |= LONGARRAY; 417 lal = CPUSTATES; 418 break; 419 case KERN_SEMINFO: 420 len = sysctl_seminfo(string, &bufp, mib, flags, &type); 421 if (len < 0) 422 return; 423 break; 424 case KERN_SHMINFO: 425 len = sysctl_shminfo(string, &bufp, mib, flags, &type); 426 if (len < 0) 427 return; 428 break; 429 case KERN_WATCHDOG: 430 len = sysctl_watchdog(string, &bufp, mib, flags, 431 &type); 432 if (len < 0) 433 return; 434 break; 435 case KERN_EMUL: 436 sysctl_emul(string, newval, flags); 437 return; 438 } 439 break; 440 441 case CTL_HW: 442 switch (mib[1]) { 443 case HW_DISKSTATS: 444 /* 445 * Only complain if someone asks explicitly for this, 446 * otherwise "fail" silently. 447 */ 448 if (flags) 449 warnx("use vmstat to view %s information", 450 string); 451 return; 452 case HW_SENSORS: 453 special |= SENSORS; 454 len = sysctl_sensors(string, &bufp, mib, flags, &type); 455 if (len < 0) 456 return; 457 break; 458 } 459 break; 460 461 case CTL_VM: 462 if (mib[1] == VM_LOADAVG) { 463 double loads[3]; 464 465 getloadavg(loads, 3); 466 if (!nflag) 467 (void)printf("%s = ", string); 468 (void)printf("%.2f %.2f %.2f\n", loads[0], 469 loads[1], loads[2]); 470 return; 471 } else if (mib[1] == VM_PSSTRINGS) { 472 struct _ps_strings _ps; 473 474 size = sizeof(_ps); 475 if (sysctl(mib, 2, &_ps, &size, NULL, 0) == -1) { 476 if (flags == 0) 477 return; 478 if (!nflag) 479 (void)printf("%s: ", string); 480 (void)puts("can't find ps strings"); 481 return; 482 } 483 if (!nflag) 484 (void)printf("%s = ", string); 485 (void)printf("%p\n", _ps.val); 486 return; 487 } else if (mib[1] == VM_SWAPENCRYPT) { 488 len = sysctl_swpenc(string, &bufp, mib, flags, &type); 489 if (len < 0) 490 return; 491 492 break; 493 } else if (mib[1] == VM_NKMEMPAGES || 494 mib[1] == VM_ANONMIN || 495 mib[1] == VM_VTEXTMIN || 496 mib[1] == VM_VNODEMIN) { 497 break; 498 } 499 if (flags == 0) 500 return; 501 warnx("use vmstat or systat to view %s information", string); 502 return; 503 504 break; 505 506 case CTL_NET: 507 if (mib[1] == PF_INET) { 508 len = sysctl_inet(string, &bufp, mib, flags, &type); 509 if (len < 0) 510 return; 511 512 if ((mib[2] == IPPROTO_TCP && 513 mib[3] == TCPCTL_BADDYNAMIC) || 514 (mib[2] == IPPROTO_UDP && 515 mib[3] == UDPCTL_BADDYNAMIC)) { 516 517 special |= BADDYNAMIC; 518 519 if (newval != NULL) 520 parse_baddynamic(mib, len, string, 521 &newval, &newsize, flags, nflag); 522 } 523 break; 524 } 525 #ifdef INET6 526 if (mib[1] == PF_INET6) { 527 len = sysctl_inet6(string, &bufp, mib, flags, &type); 528 if (len < 0) 529 return; 530 531 break; 532 } 533 #endif 534 if (mib[1] == PF_IPX) { 535 len = sysctl_ipx(string, &bufp, mib, flags, &type); 536 if (len >= 0) 537 break; 538 return; 539 } 540 if (flags == 0) 541 return; 542 warnx("use netstat to view %s information", string); 543 return; 544 545 case CTL_DEBUG: 546 mib[2] = CTL_DEBUG_VALUE; 547 len = 3; 548 break; 549 550 case CTL_MACHDEP: 551 #ifdef CPU_CONSDEV 552 if (mib[1] == CPU_CONSDEV) 553 special |= CHRDEV; 554 #endif 555 #ifdef CPU_BLK2CHR 556 if (mib[1] == CPU_BLK2CHR) { 557 if (bufp == NULL) 558 return; 559 mib[2] = makedev(atoi(bufp),0); 560 bufp = NULL; 561 len = 3; 562 special |= CHRDEV; 563 break; 564 } 565 #endif 566 #ifdef CPU_CHR2BLK 567 if (mib[1] == CPU_CHR2BLK) { 568 if (bufp == NULL) 569 return; 570 mib[2] = makedev(atoi(bufp),0); 571 bufp = NULL; 572 len = 3; 573 special |= BLKDEV; 574 break; 575 } 576 #endif 577 #ifdef CPU_BIOS 578 if (mib[1] == CPU_BIOS) { 579 len = sysctl_bios(string, &bufp, mib, flags, &type); 580 if (len < 0) 581 return; 582 if (mib[2] == BIOS_DEV) 583 special |= BIOSDEV; 584 if (mib[2] == BIOS_DISKINFO) 585 special |= BIOSGEO; 586 break; 587 } 588 #endif 589 #ifdef CPU_CHIPSET 590 if (mib[1] == CPU_CHIPSET) { 591 len = sysctl_chipset(string, &bufp, mib, flags, &type); 592 if (len < 0) 593 return; 594 break; 595 } 596 #endif 597 #ifdef CPU_LONGRUN 598 if (mib[1] == CPU_LONGRUN) 599 return; 600 #endif 601 602 break; 603 604 case CTL_FS: 605 len = sysctl_fs(string, &bufp, mib, flags, &type); 606 if (len >= 0) 607 break; 608 return; 609 610 case CTL_VFS: 611 if (mib[1]) 612 len = sysctl_vfs(string, &bufp, mib, flags, &type); 613 else 614 len = sysctl_vfsgen(string, &bufp, mib, flags, &type); 615 if (len >= 0) { 616 if (type == CTLTYPE_STRUCT) { 617 if (flags) 618 warnx("use nfsstat to view %s information", 619 MOUNT_NFS); 620 return; 621 } else 622 break; 623 } 624 return; 625 626 case CTL_USER: 627 case CTL_DDB: 628 break; 629 630 default: 631 warnx("illegal top level value: %d", mib[0]); 632 return; 633 634 } 635 if (bufp) { 636 warnx("name %s in %s is unknown", bufp, string); 637 return; 638 } 639 if (newsize > 0) { 640 switch (type) { 641 case CTLTYPE_INT: 642 errno = 0; 643 if (special & UNSIGNED) 644 intval = strtoul(newval, &cp, 10); 645 else 646 intval = strtol(newval, &cp, 10); 647 if (*cp != '\0') { 648 warnx("%s: illegal value: %s", string, 649 (char *)newval); 650 return; 651 } 652 if (errno == ERANGE) { 653 warnx("%s: value %s out of range", string, 654 (char *)newval); 655 return; 656 } 657 newval = &intval; 658 newsize = sizeof(intval); 659 break; 660 661 case CTLTYPE_QUAD: 662 /* XXX - assumes sizeof(long long) == sizeof(quad_t) */ 663 (void)sscanf(newval, "%lld", (long long *)&quadval); 664 newval = &quadval; 665 newsize = sizeof(quadval); 666 break; 667 } 668 } 669 size = BUFSIZ; 670 if (sysctl(mib, len, buf, &size, newval, newsize) == -1) { 671 if (flags == 0) 672 return; 673 switch (errno) { 674 case EOPNOTSUPP: 675 warnx("%s: value is not available", string); 676 return; 677 case ENOTDIR: 678 warnx("%s: specification is incomplete", string); 679 return; 680 case ENOMEM: 681 warnx("%s: type is unknown to this program", string); 682 return; 683 case ENXIO: 684 if (special & BIOSGEO) 685 return; 686 default: 687 warn("%s", string); 688 return; 689 } 690 } 691 if (special & KMEMBUCKETS) { 692 struct kmembuckets *kb = (struct kmembuckets *)buf; 693 if (!nflag) 694 (void)printf("%s = ", string); 695 printf("("); 696 printf("calls = %llu ", (long long)kb->kb_calls); 697 printf("total_allocated = %llu ", (long long)kb->kb_total); 698 printf("total_free = %lld ", (long long)kb->kb_totalfree); 699 printf("elements = %lld ", (long long)kb->kb_elmpercl); 700 printf("high watermark = %lld ", (long long)kb->kb_highwat); 701 printf("could_free = %lld", (long long)kb->kb_couldfree); 702 printf(")\n"); 703 return; 704 } 705 if (special & KMEMSTATS) { 706 struct kmemstats *km = (struct kmemstats *)buf; 707 int j, first = 1; 708 709 if (!nflag) 710 (void)printf("%s = ", string); 711 (void)printf("(inuse = %ld, calls = %ld, memuse = %ldK, " 712 "limblocks = %d, mapblocks = %d, maxused = %ldK, " 713 "limit = %ldK, spare = %ld, sizes = (", 714 km->ks_inuse, km->ks_calls, 715 (km->ks_memuse + 1023) / 1024, km->ks_limblocks, 716 km->ks_mapblocks, (km->ks_maxused + 1023) / 1024, 717 (km->ks_limit + 1023) / 1024, km->ks_spare); 718 for (j = 1 << MINBUCKET; j < 1 << (MINBUCKET + 16); j <<= 1) { 719 if ((km->ks_size & j ) == 0) 720 continue; 721 if (first) 722 (void)printf("%d", j); 723 else 724 (void)printf(",%d", j); 725 first = 0; 726 } 727 if (first) 728 (void)printf("none"); 729 (void)printf("))\n"); 730 return; 731 } 732 if (special & CLOCK) { 733 struct clockinfo *clkp = (struct clockinfo *)buf; 734 735 if (!nflag) 736 (void)printf("%s = ", string); 737 (void)printf( 738 "tick = %d, tickadj = %d, hz = %d, profhz = %d, stathz = %d\n", 739 clkp->tick, clkp->tickadj, clkp->hz, clkp->profhz, clkp->stathz); 740 return; 741 } 742 if (special & BOOTTIME) { 743 struct timeval *btp = (struct timeval *)buf; 744 time_t boottime; 745 746 if (!nflag) { 747 boottime = btp->tv_sec; 748 (void)printf("%s = %s", string, ctime(&boottime)); 749 } else 750 (void)printf("%ld\n", btp->tv_sec); 751 return; 752 } 753 if (special & BLKDEV) { 754 dev_t dev = *(dev_t *)buf; 755 756 if (!nflag) 757 (void)printf("%s = %s\n", string, 758 devname(dev, S_IFBLK)); 759 else 760 (void)printf("0x%x\n", dev); 761 return; 762 } 763 if (special & CHRDEV) { 764 dev_t dev = *(dev_t *)buf; 765 766 if (!nflag) 767 (void)printf("%s = %s\n", string, 768 devname(dev, S_IFCHR)); 769 else 770 (void)printf("0x%x\n", dev); 771 return; 772 } 773 #ifdef CPU_BIOS 774 if (special & BIOSGEO) { 775 bios_diskinfo_t *pdi = (bios_diskinfo_t *)buf; 776 777 if (!nflag) 778 (void)printf("%s = ", string); 779 (void)printf("bootdev = 0x%x, " 780 "cylinders = %u, heads = %u, sectors = %u\n", 781 pdi->bsd_dev, pdi->bios_cylinders, 782 pdi->bios_heads, pdi->bios_sectors); 783 return; 784 } 785 if (special & BIOSDEV) { 786 int dev = *(int*)buf; 787 788 if (!nflag) 789 (void)printf("%s = ", string); 790 (void) printf("0x%02x\n", dev); 791 return; 792 } 793 #endif 794 if (special & UNSIGNED) { 795 if (newsize == 0) { 796 if (!nflag) 797 (void)printf("%s = ", string); 798 (void)printf("%u\n", *(u_int *)buf); 799 } else { 800 if (!qflag) { 801 if (!nflag) 802 (void)printf("%s: %u -> ", string, 803 *(u_int *)buf); 804 (void)printf("%u\n", *(u_int *)newval); 805 } 806 } 807 return; 808 } 809 if (special & RNDSTATS) { 810 struct rndstats *rndstats = (struct rndstats *)buf; 811 int i; 812 813 if (!nflag) 814 (void)printf("%s = ", string); 815 (void)printf( 816 "%llu %llu %llu %llu %llu %llu %llu %llu %llu %llu %llu %llu %llu %llu %llu %llu", 817 (unsigned long long)rndstats->rnd_total, 818 (unsigned long long)rndstats->rnd_used, 819 (unsigned long long)rndstats->rnd_reads, 820 (unsigned long long)rndstats->arc4_reads, 821 (unsigned long long)rndstats->arc4_nstirs, 822 (unsigned long long)rndstats->arc4_stirs, 823 (unsigned long long)rndstats->rnd_pad[0], 824 (unsigned long long)rndstats->rnd_pad[1], 825 (unsigned long long)rndstats->rnd_pad[2], 826 (unsigned long long)rndstats->rnd_pad[3], 827 (unsigned long long)rndstats->rnd_pad[4], 828 (unsigned long long)rndstats->rnd_waits, 829 (unsigned long long)rndstats->rnd_enqs, 830 (unsigned long long)rndstats->rnd_deqs, 831 (unsigned long long)rndstats->rnd_drops, 832 (unsigned long long)rndstats->rnd_drople); 833 for (i = 0; i < sizeof(rndstats->rnd_ed)/sizeof(rndstats->rnd_ed[0]); 834 i++) 835 (void)printf(" %llu", (unsigned long long)rndstats->rnd_ed[i]); 836 for (i = 0; i < sizeof(rndstats->rnd_sc)/sizeof(rndstats->rnd_sc[0]); 837 i++) 838 (void)printf(" %llu", (unsigned long long)rndstats->rnd_sc[i]); 839 for (i = 0; i < sizeof(rndstats->rnd_sb)/sizeof(rndstats->rnd_sb[0]); 840 i++) 841 (void)printf(" %llu", (unsigned long long)rndstats->rnd_sb[i]); 842 printf("\n"); 843 return; 844 } 845 if (special & BADDYNAMIC) { 846 in_port_t port, lastport; 847 u_int32_t *baddynamic = (u_int32_t *)buf; 848 849 if (!qflag) { 850 if (!nflag) 851 (void)printf("%s%s", string, 852 newsize ? ": " : " = "); 853 lastport = 0; 854 for (port = IPPORT_RESERVED/2; port < IPPORT_RESERVED; 855 port++) 856 if (DP_ISSET(baddynamic, port)) { 857 (void)printf("%s%hd", 858 lastport ? "," : "", port); 859 lastport = port; 860 } 861 if (newsize != 0) { 862 if (!nflag) 863 fputs(" -> ", stdout); 864 baddynamic = (u_int32_t *)newval; 865 lastport = 0; 866 for (port = IPPORT_RESERVED/2; 867 port < IPPORT_RESERVED; port++) 868 if (DP_ISSET(baddynamic, port)) { 869 (void)printf("%s%hd", 870 lastport ? "," : "", port); 871 lastport = port; 872 } 873 } 874 (void)putchar('\n'); 875 } 876 return; 877 } 878 if (special & LONGARRAY) { 879 long *la = (long *)buf; 880 if (!nflag) 881 printf("%s = ", string); 882 while (lal--) 883 printf("%ld%s", *la++, lal? ",":""); 884 putchar('\n'); 885 return; 886 } 887 if (special & SENSORS) { 888 struct sensor *s = (struct sensor *)buf; 889 890 if (size > 0) { 891 if (!nflag) 892 printf("%s = ", string); 893 printf("%s, %s, ", s->device, s->desc); 894 switch (s->type) { 895 case SENSOR_TEMP: 896 printf("temp, %.2f degC / %.2f degF", 897 (s->value / 1000000.0) - 273.16, 898 ((s->value / 1000000.0) - 273.16) * 9 / 5 + 899 32); 900 break; 901 case SENSOR_FANRPM: 902 printf("fanrpm, %lld RPM", s->value); 903 break; 904 case SENSOR_VOLTS_DC: 905 printf("volts_dc, %.2f V", 906 s->value / 1000000.0); 907 break; 908 default: 909 printf("unknown"); 910 } 911 printf("\n"); 912 } 913 return; 914 } 915 916 switch (type) { 917 case CTLTYPE_INT: 918 if (newsize == 0) { 919 if (!nflag) 920 (void)printf("%s = ", string); 921 (void)printf("%d\n", *(int *)buf); 922 } else { 923 if (!qflag) { 924 if (!nflag) 925 (void)printf("%s: %d -> ", string, 926 *(int *)buf); 927 (void)printf("%d\n", *(int *)newval); 928 } 929 } 930 return; 931 932 case CTLTYPE_STRING: 933 if (newval == NULL) { 934 if (!nflag) 935 (void)printf("%s = ", string); 936 (void)puts(buf); 937 } else { 938 if (!qflag) { 939 if (!nflag) 940 (void)printf("%s: %s -> ", string, buf); 941 (void)puts((char *)newval); 942 } 943 } 944 return; 945 946 case CTLTYPE_QUAD: 947 if (newsize == 0) { 948 long long tmp = *(quad_t *)buf; 949 950 if (!nflag) 951 (void)printf("%s = ", string); 952 (void)printf("%lld\n", tmp); 953 } else { 954 long long tmp = *(quad_t *)buf; 955 956 if (!qflag) { 957 if (!nflag) 958 (void)printf("%s: %lld -> ", 959 string, tmp); 960 tmp = *(quad_t *)newval; 961 (void)printf("%qd\n", tmp); 962 } 963 } 964 return; 965 966 case CTLTYPE_STRUCT: 967 warnx("%s: unknown structure returned", string); 968 return; 969 970 default: 971 case CTLTYPE_NODE: 972 warnx("%s: unknown type returned", string); 973 return; 974 } 975 } 976 977 void 978 parse_baddynamic(int mib[], size_t len, char *string, void **newvalp, 979 size_t *newsizep, int flags, int nflag) 980 { 981 static u_int32_t newbaddynamic[DP_MAPSIZE]; 982 in_port_t port; 983 size_t size; 984 char action, *cp; 985 986 if (strchr((char *)*newvalp, '+') || strchr((char *)*newvalp, '-')) { 987 size = sizeof(newbaddynamic); 988 if (sysctl(mib, len, newbaddynamic, &size, 0, 0) == -1) { 989 if (flags == 0) 990 return; 991 if (!nflag) 992 (void)printf("%s: ", string); 993 (void)puts("kernel does contain bad dynamic port tables"); 994 return; 995 } 996 997 while (*newvalp && (cp = strsep((char **)newvalp, ", \t")) && *cp) { 998 if (*cp != '+' && *cp != '-') 999 errx(1, "cannot mix +/- with full list"); 1000 action = *cp++; 1001 port = atoi(cp); 1002 if (port < IPPORT_RESERVED/2 || port >= IPPORT_RESERVED) 1003 errx(1, "invalid port, range is %d to %d", 1004 IPPORT_RESERVED/2, IPPORT_RESERVED-1); 1005 if (action == '+') 1006 DP_SET(newbaddynamic, port); 1007 else 1008 DP_CLR(newbaddynamic, port); 1009 } 1010 } else { 1011 (void)memset((void *)newbaddynamic, 0, sizeof(newbaddynamic)); 1012 while (*newvalp && (cp = strsep((char **)newvalp, ", \t")) && *cp) { 1013 port = atoi(cp); 1014 if (port < IPPORT_RESERVED/2 || port >= IPPORT_RESERVED) 1015 errx(1, "invalid port, range is %d to %d", 1016 IPPORT_RESERVED/2, IPPORT_RESERVED-1); 1017 DP_SET(newbaddynamic, port); 1018 } 1019 } 1020 1021 *newvalp = (void *)newbaddynamic; 1022 *newsizep = sizeof(newbaddynamic); 1023 } 1024 1025 /* 1026 * Initialize the set of debugging names 1027 */ 1028 void 1029 debuginit(void) 1030 { 1031 int mib[3], loc, i; 1032 size_t size; 1033 1034 if (secondlevel[CTL_DEBUG].list != 0) 1035 return; 1036 secondlevel[CTL_DEBUG].list = debugname; 1037 mib[0] = CTL_DEBUG; 1038 mib[2] = CTL_DEBUG_NAME; 1039 for (loc = lastused, i = 0; i < CTL_DEBUG_MAXID; i++) { 1040 mib[1] = i; 1041 size = BUFSIZ - loc; 1042 if (sysctl(mib, 3, &names[loc], &size, NULL, 0) == -1) 1043 continue; 1044 debugname[i].ctl_name = &names[loc]; 1045 debugname[i].ctl_type = CTLTYPE_INT; 1046 loc += size; 1047 } 1048 lastused = loc; 1049 } 1050 1051 struct ctlname vfsgennames[] = CTL_VFSGENCTL_NAMES; 1052 struct ctlname ffsname[] = FFS_NAMES; 1053 struct ctlname nfsname[] = FS_NFS_NAMES; 1054 struct list *vfsvars; 1055 int *vfs_typenums; 1056 1057 /* 1058 * Initialize the set of filesystem names 1059 */ 1060 void 1061 vfsinit(void) 1062 { 1063 int mib[4], maxtypenum, cnt, loc, size; 1064 struct vfsconf vfc; 1065 size_t buflen; 1066 1067 if (secondlevel[CTL_VFS].list != 0) 1068 return; 1069 mib[0] = CTL_VFS; 1070 mib[1] = VFS_GENERIC; 1071 mib[2] = VFS_MAXTYPENUM; 1072 buflen = 4; 1073 if (sysctl(mib, 3, &maxtypenum, &buflen, (void *)0, (size_t)0) < 0) 1074 return; 1075 maxtypenum++; /* + generic */ 1076 if ((vfs_typenums = malloc(maxtypenum * sizeof(int))) == NULL) 1077 return; 1078 memset(vfs_typenums, 0, maxtypenum * sizeof(int)); 1079 if ((vfsvars = malloc(maxtypenum * sizeof(*vfsvars))) == NULL) { 1080 free(vfs_typenums); 1081 return; 1082 } 1083 memset(vfsvars, 0, maxtypenum * sizeof(*vfsvars)); 1084 if ((vfsname = malloc(maxtypenum * sizeof(*vfsname))) == NULL) { 1085 free(vfs_typenums); 1086 free(vfsvars); 1087 return; 1088 } 1089 memset(vfsname, 0, maxtypenum * sizeof(*vfsname)); 1090 mib[2] = VFS_CONF; 1091 buflen = sizeof vfc; 1092 for (loc = lastused, cnt = 1; cnt < maxtypenum; cnt++) { 1093 mib[3] = cnt - 1; 1094 if (sysctl(mib, 4, &vfc, &buflen, (void *)0, (size_t)0) < 0) { 1095 if (errno == EOPNOTSUPP) 1096 continue; 1097 warn("vfsinit"); 1098 free(vfsname); 1099 return; 1100 } 1101 if (!strcmp(vfc.vfc_name, MOUNT_FFS)) { 1102 vfsvars[cnt].list = ffsname; 1103 vfsvars[cnt].size = FFS_MAXID; 1104 } 1105 if (!strcmp(vfc.vfc_name, MOUNT_NFS)) { 1106 vfsvars[cnt].list = nfsname; 1107 vfsvars[cnt].size = NFS_MAXID; 1108 } 1109 vfs_typenums[cnt] = vfc.vfc_typenum; 1110 strlcat(&names[loc], vfc.vfc_name, sizeof names - loc); 1111 vfsname[cnt].ctl_name = &names[loc]; 1112 vfsname[cnt].ctl_type = CTLTYPE_NODE; 1113 size = strlen(vfc.vfc_name) + 1; 1114 loc += size; 1115 } 1116 lastused = loc; 1117 1118 vfsname[0].ctl_name = "mounts"; 1119 vfsname[0].ctl_type = CTLTYPE_NODE; 1120 vfsvars[0].list = vfsname + 1; 1121 vfsvars[0].size = maxtypenum - 1; 1122 1123 secondlevel[CTL_VFS].list = vfsname; 1124 secondlevel[CTL_VFS].size = maxtypenum; 1125 return; 1126 } 1127 1128 int 1129 sysctl_vfsgen(char *string, char **bufpp, int mib[], int flags, int *typep) 1130 { 1131 int indx; 1132 size_t size; 1133 struct vfsconf vfc; 1134 1135 if (*bufpp == NULL) { 1136 listall(string, vfsvars); 1137 return (-1); 1138 } 1139 1140 if ((indx = findname(string, "third", bufpp, vfsvars)) == -1) 1141 return (-1); 1142 1143 mib[1] = VFS_GENERIC; 1144 mib[2] = VFS_CONF; 1145 mib[3] = indx; 1146 size = sizeof vfc; 1147 if (sysctl(mib, 4, &vfc, &size, (void *)0, (size_t)0) < 0) { 1148 if (errno != EOPNOTSUPP) 1149 warn("vfs print"); 1150 return -1; 1151 } 1152 if (flags == 0 && vfc.vfc_refcount == 0) 1153 return -1; 1154 if (!nflag) 1155 fprintf(stdout, "%s has %d mounted instance%s\n", 1156 string, vfc.vfc_refcount, 1157 vfc.vfc_refcount != 1 ? "s" : ""); 1158 else 1159 fprintf(stdout, "%d\n", vfc.vfc_refcount); 1160 1161 return -1; 1162 } 1163 1164 int 1165 sysctl_vfs(char *string, char **bufpp, int mib[], int flags, int *typep) 1166 { 1167 struct list *lp = &vfsvars[mib[1]]; 1168 int indx; 1169 1170 if (lp->list == NULL) { 1171 if (flags) 1172 warnx("No variables defined for file system %s", string); 1173 return (-1); 1174 } 1175 if (*bufpp == NULL) { 1176 listall(string, lp); 1177 return (-1); 1178 } 1179 if ((indx = findname(string, "third", bufpp, lp)) == -1) 1180 return (-1); 1181 1182 mib[1] = vfs_typenums[mib[1]]; 1183 mib[2] = indx; 1184 *typep = lp->list[indx].ctl_type; 1185 return (3); 1186 } 1187 1188 struct ctlname posixname[] = CTL_FS_POSIX_NAMES; 1189 struct list fslist = { posixname, FS_POSIX_MAXID }; 1190 1191 /* 1192 * handle file system requests 1193 */ 1194 int 1195 sysctl_fs(char *string, char **bufpp, int mib[], int flags, int *typep) 1196 { 1197 int indx; 1198 1199 if (*bufpp == NULL) { 1200 listall(string, &fslist); 1201 return (-1); 1202 } 1203 if ((indx = findname(string, "third", bufpp, &fslist)) == -1) 1204 return (-1); 1205 mib[2] = indx; 1206 *typep = fslist.list[indx].ctl_type; 1207 return (3); 1208 } 1209 1210 #ifdef CPU_BIOS 1211 struct ctlname biosname[] = CTL_BIOS_NAMES; 1212 struct list bioslist = { biosname, BIOS_MAXID }; 1213 1214 /* 1215 * handle BIOS requests 1216 */ 1217 int 1218 sysctl_bios(char *string, char **bufpp, int mib[], int flags, int *typep) 1219 { 1220 char *name; 1221 int indx; 1222 1223 if (*bufpp == NULL) { 1224 listall(string, &bioslist); 1225 return (-1); 1226 } 1227 if ((indx = findname(string, "third", bufpp, &bioslist)) == -1) 1228 return (-1); 1229 mib[2] = indx; 1230 if (indx == BIOS_DISKINFO) { 1231 if (*bufpp == NULL) { 1232 char name[BUFSIZ]; 1233 1234 /* scan all the bios devices */ 1235 for (indx = 0; indx < 256; indx++) { 1236 snprintf(name, sizeof(name), "%s.%u", 1237 string, indx); 1238 parse(name, 1); 1239 } 1240 return (-1); 1241 } 1242 if ((name = strsep(bufpp, ".")) == NULL) { 1243 warnx("%s: incomplete specification", string); 1244 return (-1); 1245 } 1246 mib[3] = atoi(name); 1247 *typep = CTLTYPE_STRUCT; 1248 return (4); 1249 } else { 1250 *typep = bioslist.list[indx].ctl_type; 1251 return (3); 1252 } 1253 } 1254 #endif 1255 1256 struct ctlname swpencname[] = CTL_SWPENC_NAMES; 1257 struct list swpenclist = { swpencname, SWPENC_MAXID }; 1258 1259 /* 1260 * handle swap encrypt requests 1261 */ 1262 int 1263 sysctl_swpenc(char *string, char **bufpp, int mib[], int flags, int *typep) 1264 { 1265 int indx; 1266 1267 if (*bufpp == NULL) { 1268 listall(string, &swpenclist); 1269 return (-1); 1270 } 1271 if ((indx = findname(string, "third", bufpp, &swpenclist)) == -1) 1272 return (-1); 1273 mib[2] = indx; 1274 *typep = swpenclist.list[indx].ctl_type; 1275 return (3); 1276 } 1277 1278 struct ctlname inetname[] = CTL_IPPROTO_NAMES; 1279 struct ctlname ipname[] = IPCTL_NAMES; 1280 struct ctlname icmpname[] = ICMPCTL_NAMES; 1281 struct ctlname ipipname[] = IPIPCTL_NAMES; 1282 struct ctlname tcpname[] = TCPCTL_NAMES; 1283 struct ctlname udpname[] = UDPCTL_NAMES; 1284 struct ctlname espname[] = ESPCTL_NAMES; 1285 struct ctlname ahname[] = AHCTL_NAMES; 1286 struct ctlname etheripname[] = ETHERIPCTL_NAMES; 1287 struct ctlname grename[] = GRECTL_NAMES; 1288 struct ctlname mobileipname[] = MOBILEIPCTL_NAMES; 1289 struct ctlname ipcompname[] = IPCOMPCTL_NAMES; 1290 struct ctlname carpname[] = CARPCTL_NAMES; 1291 struct list inetlist = { inetname, IPPROTO_MAXID }; 1292 struct list inetvars[] = { 1293 { ipname, IPCTL_MAXID }, /* ip */ 1294 { icmpname, ICMPCTL_MAXID }, /* icmp */ 1295 { 0, 0 }, /* igmp */ 1296 { 0, 0 }, /* ggmp */ 1297 { ipipname, IPIPCTL_MAXID }, /* ipencap */ 1298 { 0, 0 }, 1299 { tcpname, TCPCTL_MAXID }, /* tcp */ 1300 { 0, 0 }, 1301 { 0, 0 }, /* egp */ 1302 { 0, 0 }, 1303 { 0, 0 }, 1304 { 0, 0 }, 1305 { 0, 0 }, /* pup */ 1306 { 0, 0 }, 1307 { 0, 0 }, 1308 { 0, 0 }, 1309 { 0, 0 }, 1310 { udpname, UDPCTL_MAXID }, /* udp */ 1311 { 0, 0 }, 1312 { 0, 0 }, 1313 { 0, 0 }, 1314 { 0, 0 }, 1315 { 0, 0 }, 1316 { 0, 0 }, 1317 { 0, 0 }, 1318 { 0, 0 }, 1319 { 0, 0 }, 1320 { 0, 0 }, 1321 { 0, 0 }, 1322 { 0, 0 }, 1323 { 0, 0 }, 1324 { 0, 0 }, 1325 { 0, 0 }, 1326 { 0, 0 }, 1327 { 0, 0 }, 1328 { 0, 0 }, 1329 { 0, 0 }, 1330 { 0, 0 }, 1331 { 0, 0 }, 1332 { 0, 0 }, 1333 { 0, 0 }, 1334 { 0, 0 }, 1335 { 0, 0 }, 1336 { 0, 0 }, 1337 { 0, 0 }, 1338 { 0, 0 }, 1339 { 0, 0 }, 1340 { grename, GRECTL_MAXID }, /* GRE */ 1341 { 0, 0 }, 1342 { 0, 0 }, 1343 { espname, ESPCTL_MAXID }, /* esp */ 1344 { ahname, AHCTL_MAXID }, /* ah */ 1345 { 0, 0 }, 1346 { 0, 0 }, 1347 { 0, 0 }, 1348 { mobileipname, MOBILEIPCTL_MAXID }, /* mobileip */ 1349 { 0, 0 }, 1350 { 0, 0 }, 1351 { 0, 0 }, 1352 { 0, 0 }, 1353 { 0, 0 }, 1354 { 0, 0 }, 1355 { 0, 0 }, 1356 { 0, 0 }, 1357 { 0, 0 }, 1358 { 0, 0 }, 1359 { 0, 0 }, 1360 { 0, 0 }, 1361 { 0, 0 }, 1362 { 0, 0 }, 1363 { 0, 0 }, 1364 { 0, 0 }, 1365 { 0, 0 }, 1366 { 0, 0 }, 1367 { 0, 0 }, 1368 { 0, 0 }, 1369 { 0, 0 }, 1370 { 0, 0 }, 1371 { 0, 0 }, 1372 { 0, 0 }, 1373 { 0, 0 }, 1374 { 0, 0 }, 1375 { 0, 0 }, 1376 { 0, 0 }, 1377 { 0, 0 }, 1378 { 0, 0 }, 1379 { 0, 0 }, 1380 { 0, 0 }, 1381 { 0, 0 }, 1382 { 0, 0 }, 1383 { 0, 0 }, 1384 { 0, 0 }, 1385 { 0, 0 }, 1386 { 0, 0 }, 1387 { 0, 0 }, 1388 { 0, 0 }, 1389 { 0, 0 }, 1390 { etheripname, ETHERIPCTL_MAXID }, 1391 { 0, 0 }, 1392 { 0, 0 }, 1393 { 0, 0 }, 1394 { 0, 0 }, 1395 { 0, 0 }, 1396 { 0, 0 }, 1397 { 0, 0 }, 1398 { 0, 0 }, 1399 { 0, 0 }, 1400 { 0, 0 }, 1401 { ipcompname, IPCOMPCTL_MAXID }, 1402 { 0, 0 }, 1403 { 0, 0 }, 1404 { 0, 0 }, 1405 { carpname, CARPCTL_MAXID }, 1406 }; 1407 1408 struct list kernmalloclist = { kernmallocname, KERN_MALLOC_MAXID }; 1409 struct list forkstatlist = { forkstatname, KERN_FORKSTAT_MAXID }; 1410 struct list nchstatslist = { nchstatsname, KERN_NCHSTATS_MAXID }; 1411 struct list ttylist = { ttyname, KERN_TTY_MAXID }; 1412 struct list semlist = { semname, KERN_SEMINFO_MAXID }; 1413 struct list shmlist = { shmname, KERN_SHMINFO_MAXID }; 1414 struct list watchdoglist = { watchdogname, KERN_WATCHDOG_MAXID }; 1415 1416 /* 1417 * handle vfs namei cache statistics 1418 */ 1419 int 1420 sysctl_nchstats(char *string, char **bufpp, int mib[], int flags, int *typep) 1421 { 1422 static struct nchstats nch; 1423 int indx; 1424 size_t size; 1425 static int keepvalue = 0; 1426 1427 if (*bufpp == NULL) { 1428 bzero(&nch, sizeof(struct nchstats)); 1429 listall(string, &nchstatslist); 1430 return (-1); 1431 } 1432 if ((indx = findname(string, "third", bufpp, &nchstatslist)) == -1) 1433 return (-1); 1434 mib[2] = indx; 1435 if (*bufpp != NULL) { 1436 warnx("fourth level name in %s is invalid", string); 1437 return (-1); 1438 } 1439 if (keepvalue == 0) { 1440 size = sizeof(struct nchstats); 1441 if (sysctl(mib, 2, &nch, &size, NULL, 0) < 0) 1442 return (-1); 1443 keepvalue = 1; 1444 } 1445 if (!nflag) 1446 (void)printf("%s = ", string); 1447 switch (indx) { 1448 case KERN_NCHSTATS_GOODHITS: 1449 (void)printf("%ld\n", nch.ncs_goodhits); 1450 break; 1451 case KERN_NCHSTATS_NEGHITS: 1452 (void)printf("%ld\n", nch.ncs_neghits); 1453 break; 1454 case KERN_NCHSTATS_BADHITS: 1455 (void)printf("%ld\n", nch.ncs_badhits); 1456 break; 1457 case KERN_NCHSTATS_FALSEHITS: 1458 (void)printf("%ld\n", nch.ncs_falsehits); 1459 break; 1460 case KERN_NCHSTATS_MISS: 1461 (void)printf("%ld\n", nch.ncs_miss); 1462 break; 1463 case KERN_NCHSTATS_LONG: 1464 (void)printf("%ld\n", nch.ncs_long); 1465 break; 1466 case KERN_NCHSTATS_PASS2: 1467 (void)printf("%ld\n", nch.ncs_pass2); 1468 break; 1469 case KERN_NCHSTATS_2PASSES: 1470 (void)printf("%ld\n", nch.ncs_2passes); 1471 break; 1472 } 1473 return (-1); 1474 } 1475 1476 /* 1477 * handle tty statistics 1478 */ 1479 int 1480 sysctl_tty(char *string, char **bufpp, int mib[], int flags, int *typep) 1481 { 1482 int indx; 1483 1484 if (*bufpp == NULL) { 1485 listall(string, &ttylist); 1486 return (-1); 1487 } 1488 if ((indx = findname(string, "third", bufpp, &ttylist)) == -1) 1489 return (-1); 1490 mib[2] = indx; 1491 *typep = CTLTYPE_QUAD; 1492 return (3); 1493 } 1494 1495 /* 1496 * handle fork statistics 1497 */ 1498 int 1499 sysctl_forkstat(char *string, char **bufpp, int mib[], int flags, int *typep) 1500 { 1501 static struct forkstat fks; 1502 static int keepvalue = 0; 1503 int indx; 1504 size_t size; 1505 1506 if (*bufpp == NULL) { 1507 bzero(&fks, sizeof(struct forkstat)); 1508 listall(string, &forkstatlist); 1509 return (-1); 1510 } 1511 if ((indx = findname(string, "third", bufpp, &forkstatlist)) == -1) 1512 return (-1); 1513 if (*bufpp != NULL) { 1514 warnx("fourth level name in %s is invalid", string); 1515 return (-1); 1516 } 1517 if (keepvalue == 0) { 1518 size = sizeof(struct forkstat); 1519 if (sysctl(mib, 2, &fks, &size, NULL, 0) < 0) 1520 return (-1); 1521 keepvalue = 1; 1522 } 1523 if (!nflag) 1524 (void)printf("%s = ", string); 1525 switch (indx) { 1526 case KERN_FORKSTAT_FORK: 1527 (void)printf("%d\n", fks.cntfork); 1528 break; 1529 case KERN_FORKSTAT_VFORK: 1530 (void)printf("%d\n", fks.cntvfork); 1531 break; 1532 case KERN_FORKSTAT_RFORK: 1533 (void)printf("%d\n", fks.cntrfork); 1534 break; 1535 case KERN_FORKSTAT_KTHREAD: 1536 (void)printf("%d\n", fks.cntkthread); 1537 break; 1538 case KERN_FORKSTAT_SIZFORK: 1539 (void)printf("%d\n", fks.sizfork); 1540 break; 1541 case KERN_FORKSTAT_SIZVFORK: 1542 (void)printf("%d\n", fks.sizvfork); 1543 break; 1544 case KERN_FORKSTAT_SIZRFORK: 1545 (void)printf("%d\n", fks.sizrfork); 1546 break; 1547 case KERN_FORKSTAT_SIZKTHREAD: 1548 (void)printf("%d\n", fks.sizkthread); 1549 break; 1550 } 1551 return (-1); 1552 } 1553 1554 /* 1555 * handle malloc statistics 1556 */ 1557 int 1558 sysctl_malloc(char *string, char **bufpp, int mib[], int flags, int *typep) 1559 { 1560 int indx, stor, i; 1561 char *name, bufp[BUFSIZ], *buf, *ptr; 1562 struct list lp; 1563 size_t size; 1564 1565 if (*bufpp == NULL) { 1566 listall(string, &kernmalloclist); 1567 return (-1); 1568 } 1569 if ((indx = findname(string, "third", bufpp, &kernmalloclist)) == -1) 1570 return (-1); 1571 mib[2] = indx; 1572 if (mib[2] == KERN_MALLOC_BUCKET) { 1573 if ((name = strsep(bufpp, ".")) == NULL) { 1574 size = BUFSIZ; 1575 stor = mib[2]; 1576 mib[2] = KERN_MALLOC_BUCKETS; 1577 buf = bufp; 1578 if (sysctl(mib, 3, buf, &size, NULL, 0) < 0) 1579 return (-1); 1580 mib[2] = stor; 1581 for (stor = 0, i = 0; i < size; i++) 1582 if (buf[i] == ',') 1583 stor++; 1584 lp.list = calloc(stor + 2, sizeof(struct ctlname)); 1585 if (lp.list == NULL) 1586 return (-1); 1587 lp.size = stor + 2; 1588 for (i = 1; 1589 (lp.list[i].ctl_name = strsep(&buf, ",")) != NULL; 1590 i++) { 1591 lp.list[i].ctl_type = CTLTYPE_STRUCT; 1592 } 1593 lp.list[i].ctl_name = buf; 1594 lp.list[i].ctl_type = CTLTYPE_STRUCT; 1595 listall(string, &lp); 1596 free(lp.list); 1597 return (-1); 1598 } 1599 mib[3] = atoi(name); 1600 return (4); 1601 } else if (mib[2] == KERN_MALLOC_BUCKETS) { 1602 *typep = CTLTYPE_STRING; 1603 return (3); 1604 } else if (mib[2] == KERN_MALLOC_KMEMSTATS) { 1605 size = BUFSIZ; 1606 stor = mib[2]; 1607 mib[2] = KERN_MALLOC_KMEMNAMES; 1608 buf = bufp; 1609 if (sysctl(mib, 3, buf, &size, NULL, 0) < 0) 1610 return (-1); 1611 mib[2] = stor; 1612 if ((name = strsep(bufpp, ".")) == NULL) { 1613 for (stor = 0, i = 0; i < size; i++) 1614 if (buf[i] == ',') 1615 stor++; 1616 lp.list = calloc(stor + 2, sizeof(struct ctlname)); 1617 if (lp.list == NULL) 1618 return (-1); 1619 lp.size = stor + 2; 1620 for (i = 1; 1621 (lp.list[i].ctl_name = strsep(&buf, ",")) != NULL; i++) { 1622 if (lp.list[i].ctl_name[0] == '\0') { 1623 i--; 1624 continue; 1625 } 1626 lp.list[i].ctl_type = CTLTYPE_STRUCT; 1627 } 1628 lp.list[i].ctl_name = buf; 1629 lp.list[i].ctl_type = CTLTYPE_STRUCT; 1630 listall(string, &lp); 1631 free(lp.list); 1632 return (-1); 1633 } 1634 ptr = strstr(buf, name); 1635 tryagain: 1636 if (ptr == NULL) { 1637 warnx("fourth level name %s in %s is invalid", name, 1638 string); 1639 return (-1); 1640 } 1641 if ((*(ptr + strlen(name)) != ',') && 1642 (*(ptr + strlen(name)) != '\0')) { 1643 ptr = strstr(ptr + 1, name); /* retry */ 1644 goto tryagain; 1645 } 1646 if ((ptr != buf) && (*(ptr - 1) != ',')) { 1647 ptr = strstr(ptr + 1, name); /* retry */ 1648 goto tryagain; 1649 } 1650 for (i = 0, stor = 0; buf + i < ptr; i++) 1651 if (buf[i] == ',') 1652 stor++; 1653 mib[3] = stor; 1654 return (4); 1655 } else if (mib[2] == KERN_MALLOC_KMEMNAMES) { 1656 *typep = CTLTYPE_STRING; 1657 return (3); 1658 } 1659 return (-1); 1660 } 1661 1662 #ifdef CPU_CHIPSET 1663 /* 1664 * handle machdep.chipset requests 1665 */ 1666 struct ctlname chipsetname[] = CTL_CHIPSET_NAMES; 1667 struct list chipsetlist = { chipsetname, CPU_CHIPSET_MAXID }; 1668 1669 int 1670 sysctl_chipset(char *string, char **bufpp, int mib[], int flags, int *typep) 1671 { 1672 int indx, bwx; 1673 static void *q; 1674 size_t len; 1675 char *p; 1676 1677 if (*bufpp == NULL) { 1678 listall(string, &chipsetlist); 1679 return (-1); 1680 } 1681 if ((indx = findname(string, "third", bufpp, &chipsetlist)) == -1) 1682 return (-1); 1683 mib[2] = indx; 1684 if (!nflag) 1685 printf("%s = ", string); 1686 switch(mib[2]) { 1687 case CPU_CHIPSET_MEM: 1688 case CPU_CHIPSET_DENSE: 1689 case CPU_CHIPSET_PORTS: 1690 case CPU_CHIPSET_HAE_MASK: 1691 len = sizeof(void *); 1692 if (sysctl(mib, 3, &q, &len, NULL, 0) < 0) 1693 return (-1); 1694 printf("%p\n", q); 1695 break; 1696 case CPU_CHIPSET_BWX: 1697 len = sizeof(int); 1698 if (sysctl(mib, 3, &bwx, &len, NULL, 0) < 0) 1699 return (-1); 1700 printf("%d\n", bwx); 1701 break; 1702 case CPU_CHIPSET_TYPE: 1703 if (sysctl(mib, 3, NULL, &len, NULL, 0) < 0) 1704 return (-1); 1705 p = malloc(len + 1); 1706 if (p == NULL) 1707 return (-1); 1708 if (sysctl(mib, 3, p, &len, NULL, 0) < 0) 1709 return (-1); 1710 p[len] = '\0'; 1711 printf("%s\n", p); 1712 break; 1713 } 1714 return (-1); 1715 } 1716 #endif 1717 /* 1718 * handle internet requests 1719 */ 1720 int 1721 sysctl_inet(char *string, char **bufpp, int mib[], int flags, int *typep) 1722 { 1723 struct list *lp; 1724 int indx; 1725 1726 if (*bufpp == NULL) { 1727 listall(string, &inetlist); 1728 return (-1); 1729 } 1730 if ((indx = findname(string, "third", bufpp, &inetlist)) == -1) 1731 return (-1); 1732 mib[2] = indx; 1733 if (indx < IPPROTO_MAXID && inetvars[indx].list != NULL) 1734 lp = &inetvars[indx]; 1735 else if (!flags) 1736 return (-1); 1737 else { 1738 warnx("%s: no variables defined for this protocol", string); 1739 return (-1); 1740 } 1741 if (*bufpp == NULL) { 1742 listall(string, lp); 1743 return (-1); 1744 } 1745 if ((indx = findname(string, "fourth", bufpp, lp)) == -1) 1746 return (-1); 1747 mib[3] = indx; 1748 *typep = lp->list[indx].ctl_type; 1749 return (4); 1750 } 1751 1752 #ifdef INET6 1753 struct ctlname inet6name[] = CTL_IPV6PROTO_NAMES; 1754 struct ctlname ip6name[] = IPV6CTL_NAMES; 1755 struct ctlname icmp6name[] = ICMPV6CTL_NAMES; 1756 struct ctlname pim6name[] = PIM6CTL_NAMES; 1757 struct list inet6list = { inet6name, IPV6PROTO_MAXID }; 1758 struct list inet6vars[] = { 1759 /*0*/ { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, 1760 { 0, 0 }, 1761 { 0, 0 }, 1762 { 0, 0 }, 1763 { 0, 0 }, 1764 { 0, 0 }, 1765 /*10*/ { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, 1766 { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, 1767 /*20*/ { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, 1768 { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, 1769 /*30*/ { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, 1770 { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, 1771 /*40*/ { 0, 0 }, 1772 { ip6name, IPV6CTL_MAXID }, /* ipv6 */ 1773 { 0, 0 }, 1774 { 0, 0 }, 1775 { 0, 0 }, 1776 { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, 1777 /*50*/ { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, 1778 { 0, 0 }, 1779 { 0, 0 }, 1780 { 0, 0 }, 1781 { icmp6name, ICMPV6CTL_MAXID }, /* icmp6 */ 1782 { 0, 0 }, 1783 /*60*/ { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, 1784 { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, 1785 /*70*/ { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, 1786 { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, 1787 /*80*/ { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, 1788 { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, 1789 /*90*/ { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, 1790 { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, 1791 /*100*/ { 0, 0 }, 1792 { 0, 0 }, 1793 { 0, 0 }, 1794 { pim6name, PIM6CTL_MAXID }, /* pim6 */ 1795 }; 1796 1797 /* 1798 * handle internet6 requests 1799 */ 1800 int 1801 sysctl_inet6(char *string, char **bufpp, int mib[], int flags, int *typep) 1802 { 1803 struct list *lp; 1804 int indx; 1805 1806 if (*bufpp == NULL) { 1807 listall(string, &inet6list); 1808 return (-1); 1809 } 1810 if ((indx = findname(string, "third", bufpp, &inet6list)) == -1) 1811 return (-1); 1812 mib[2] = indx; 1813 if (indx < IPV6PROTO_MAXID && inet6vars[indx].list != NULL) 1814 lp = &inet6vars[indx]; 1815 else if (!flags) 1816 return (-1); 1817 else { 1818 warnx("%s: no variables defined for this protocol", string); 1819 return (-1); 1820 } 1821 if (*bufpp == NULL) { 1822 listall(string, lp); 1823 return (-1); 1824 } 1825 if ((indx = findname(string, "fourth", bufpp, lp)) == -1) 1826 return (-1); 1827 mib[3] = indx; 1828 *typep = lp->list[indx].ctl_type; 1829 return (4); 1830 } 1831 #endif 1832 1833 struct ctlname ipxname[] = CTL_IPXPROTO_NAMES; 1834 struct ctlname ipxpname[] = IPXCTL_NAMES; 1835 struct ctlname spxpname[] = SPXCTL_NAMES; 1836 struct list ipxlist = { ipxname, IPXCTL_MAXID }; 1837 struct list ipxvars[] = { 1838 { ipxpname, IPXCTL_MAXID }, /* ipx */ 1839 { 0, 0 }, 1840 { 0, 0 }, 1841 { 0, 0 }, 1842 { 0, 0 }, 1843 { spxpname, SPXCTL_MAXID }, 1844 }; 1845 1846 /* 1847 * Handle internet requests 1848 */ 1849 int 1850 sysctl_ipx(char *string, char **bufpp, int mib[], int flags, int *typep) 1851 { 1852 struct list *lp; 1853 int indx; 1854 1855 if (*bufpp == NULL) { 1856 listall(string, &ipxlist); 1857 return (-1); 1858 } 1859 if ((indx = findname(string, "third", bufpp, &ipxlist)) == -1) 1860 return (-1); 1861 mib[2] = indx; 1862 if (indx <= IPXPROTO_SPX && ipxvars[indx].list != NULL) 1863 lp = &ipxvars[indx]; 1864 else if (!flags) 1865 return (-1); 1866 else { 1867 warnx("%s: no variables defined for this protocol", string); 1868 return (-1); 1869 } 1870 if (*bufpp == NULL) { 1871 listall(string, lp); 1872 return (-1); 1873 } 1874 if ((indx = findname(string, "fourth", bufpp, lp)) == -1) 1875 return (-1); 1876 mib[3] = indx; 1877 *typep = lp->list[indx].ctl_type; 1878 return (4); 1879 } 1880 1881 /* 1882 * Handle SysV semaphore info requests 1883 */ 1884 int 1885 sysctl_seminfo(string, bufpp, mib, flags, typep) 1886 char *string; 1887 char **bufpp; 1888 int mib[]; 1889 int flags; 1890 int *typep; 1891 { 1892 int indx; 1893 1894 if (*bufpp == NULL) { 1895 listall(string, &semlist); 1896 return (-1); 1897 } 1898 if ((indx = findname(string, "third", bufpp, &semlist)) == -1) 1899 return (-1); 1900 mib[2] = indx; 1901 *typep = CTLTYPE_INT; 1902 return (3); 1903 } 1904 1905 /* 1906 * Handle SysV shared memory info requests 1907 */ 1908 int 1909 sysctl_shminfo(string, bufpp, mib, flags, typep) 1910 char *string; 1911 char **bufpp; 1912 int mib[]; 1913 int flags; 1914 int *typep; 1915 { 1916 int indx; 1917 1918 if (*bufpp == NULL) { 1919 listall(string, &shmlist); 1920 return (-1); 1921 } 1922 if ((indx = findname(string, "third", bufpp, &shmlist)) == -1) 1923 return (-1); 1924 mib[2] = indx; 1925 *typep = CTLTYPE_INT; 1926 return (3); 1927 } 1928 1929 /* 1930 * Handle watchdog support 1931 */ 1932 int 1933 sysctl_watchdog(char *string, char **bufpp, int mib[], int flags, 1934 int *typep) 1935 { 1936 int indx; 1937 1938 if (*bufpp == NULL) { 1939 listall(string, &watchdoglist); 1940 return (-1); 1941 } 1942 if ((indx = findname(string, "third", bufpp, &watchdoglist)) == -1) 1943 return (-1); 1944 mib[2] = indx; 1945 *typep = watchdoglist.list[indx].ctl_type; 1946 return (3); 1947 } 1948 1949 /* 1950 * Handle hardware monitoring sensors support 1951 */ 1952 int 1953 sysctl_sensors(char *string, char **bufpp, int mib[], int flags, int *typep) 1954 { 1955 char *name; 1956 int indx; 1957 1958 if (*bufpp == NULL) { 1959 char name[BUFSIZ]; 1960 1961 /* scan all sensors */ 1962 for (indx = 0; indx < 256; indx++) { 1963 snprintf(name, sizeof(name), "%s.%u", string, indx); 1964 parse(name, 0); 1965 } 1966 return (-1); 1967 } 1968 if ((name = strsep(bufpp, ".")) == NULL) { 1969 warnx("%s: incomplete specification", string); 1970 return (-1); 1971 } 1972 mib[2] = atoi(name); 1973 *typep = CTLTYPE_STRUCT; 1974 return (3); 1975 } 1976 1977 char **emul_names; 1978 int emul_num, nemuls; 1979 int emul_init(void); 1980 1981 int 1982 sysctl_emul(char *string, char *newval, int flags) 1983 { 1984 int mib[4], enabled, i, old, print, found = 0; 1985 char *head, *target; 1986 size_t len; 1987 1988 if (emul_init() == -1) { 1989 warnx("emul_init: out of memory"); 1990 return (1); 1991 } 1992 1993 mib[0] = CTL_KERN; 1994 mib[1] = KERN_EMUL; 1995 mib[3] = KERN_EMUL_ENABLED; 1996 head = "kern.emul."; 1997 1998 if (aflag || strcmp(string, "kern.emul") == 0) { 1999 if (strcmp(string, "kern.emul") == 0 && wflag) { 2000 warnx("%s: specification is incomplete", string); 2001 return (1); 2002 } 2003 if (nflag) 2004 printf("%d\n", nemuls); 2005 else 2006 printf("%snemuls = %d\n", head, nemuls); 2007 for (i = 0; i < emul_num; i++) { 2008 if (emul_names[i] == NULL) 2009 continue; 2010 mib[2] = i + 1; 2011 len = sizeof(int); 2012 if (sysctl(mib, 4, &enabled, &len, NULL, 0) == -1) { 2013 warn("%s", string); 2014 continue; 2015 } 2016 if (nflag) 2017 printf("%d\n", enabled); 2018 else 2019 printf("%s%s = %d\n", head, emul_names[i], 2020 enabled); 2021 } 2022 return (0); 2023 } 2024 /* User specified a third level name */ 2025 target = strrchr(string, '.'); 2026 target++; 2027 if (strcmp(string, "nemuls") == 0) { 2028 if (newval) { 2029 warnx("Operation not permitted"); 2030 return (1); 2031 } 2032 if (nflag) 2033 printf("%d\n", nemuls); 2034 else 2035 printf("%snemuls = %d\n", head, nemuls); 2036 return (0); 2037 } 2038 for (i = 0; i < emul_num; i++) { 2039 print = 1; 2040 if (!emul_names[i]) { 2041 print = 0; 2042 if (strcmp(target, emul_names[i-1])) 2043 continue; 2044 } else if (strcmp(target, emul_names[i])) 2045 continue; 2046 found = 1; 2047 mib[2] = i + 1; 2048 len = sizeof(int); 2049 if (newval) { 2050 enabled = atoi(newval); 2051 if (sysctl(mib, 4, &old, &len, &enabled, len) == -1) { 2052 warn("%s", string); 2053 continue; 2054 } 2055 if (print) { 2056 if (nflag) 2057 printf("%d\n", enabled); 2058 else 2059 printf("%s%s: %d -> %d\n", head, 2060 target, old, enabled); 2061 } 2062 } else { 2063 if (sysctl(mib, 4, &enabled, &len, NULL, 0) == -1) { 2064 warn("%s", string); 2065 continue; 2066 } 2067 if (print) { 2068 if (nflag) 2069 printf("%d\n", enabled); 2070 else 2071 printf("%s%s = %d\n", head, target, 2072 enabled); 2073 } 2074 } 2075 } 2076 if (!found) 2077 warnx("third level name %s in kern.emul is invalid", 2078 string); 2079 return (0); 2080 2081 2082 } 2083 2084 int 2085 emul_init(void) 2086 { 2087 static int done; 2088 char string[16]; 2089 int mib[4], i; 2090 size_t len; 2091 2092 if (done) 2093 return; 2094 done = 1; 2095 2096 mib[0] = CTL_KERN; 2097 mib[1] = KERN_EMUL; 2098 mib[2] = KERN_EMUL_NUM; 2099 len = sizeof(int); 2100 if (sysctl(mib, 3, &emul_num, &len, NULL, 0) == -1) 2101 return (-1); 2102 2103 emul_names = calloc(emul_num, sizeof(char *)); 2104 if (emul_names == NULL) 2105 return (-1); 2106 2107 nemuls = emul_num; 2108 for (i = 0; i < emul_num; i++) { 2109 mib[2] = i + 1; 2110 mib[3] = KERN_EMUL_NAME; 2111 len = sizeof(string); 2112 if (sysctl(mib, 4, string, &len, NULL, 0) == -1) 2113 break; 2114 if (i > 0 && emul_names[i - 1] && 2115 strcmp(string, emul_names[i - 1]) == 0) { 2116 nemuls--; 2117 continue; 2118 } 2119 emul_names[i] = strdup(string); 2120 if (emul_names[i] == NULL) { 2121 free(emul_names); 2122 return (-1); 2123 } 2124 } 2125 return (0); 2126 } 2127 2128 /* 2129 * Scan a list of names searching for a particular name. 2130 */ 2131 int 2132 findname(char *string, char *level, char **bufp, struct list *namelist) 2133 { 2134 char *name; 2135 int i; 2136 2137 if (namelist->list == 0 || (name = strsep(bufp, ".")) == NULL) { 2138 warnx("%s: incomplete specification", string); 2139 return (-1); 2140 } 2141 for (i = 0; i < namelist->size; i++) 2142 if (namelist->list[i].ctl_name != NULL && 2143 strcmp(name, namelist->list[i].ctl_name) == 0) 2144 break; 2145 if (i == namelist->size) { 2146 warnx("%s level name %s in %s is invalid", level, name, string); 2147 return (-1); 2148 } 2149 return (i); 2150 } 2151 2152 void 2153 usage(void) 2154 { 2155 2156 (void)fprintf(stderr, "usage:\t%s\n\t%s\n\t%s\n", 2157 "sysctl [-n] variable ...", "sysctl [-nq] -w variable=value ...", 2158 "sysctl -aA [-n]"); 2159 exit(1); 2160 } 2161