sysctl.c revision 1.187
1/* $OpenBSD: sysctl.c,v 1.187 2013/03/29 01:35:37 tedu 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#include <sys/param.h> 34#include <sys/gmon.h> 35#include <sys/mount.h> 36#include <sys/sem.h> 37#include <sys/shm.h> 38#include <sys/sysctl.h> 39#include <sys/socket.h> 40#include <sys/malloc.h> 41#include <sys/dkstat.h> 42#include <sys/uio.h> 43#include <sys/tty.h> 44#include <sys/namei.h> 45#include <sys/sensors.h> 46#include <net/route.h> 47#include <net/if.h> 48 49#include <netinet/in.h> 50#include <netinet/in_systm.h> 51#include <netinet/ip.h> 52#include <netinet/in_pcb.h> 53#include <netinet/ip_icmp.h> 54#include <netinet/ip_ipip.h> 55#include <netinet/ip_ether.h> 56#include <netinet/ip_ah.h> 57#include <netinet/ip_esp.h> 58#include <netinet/icmp_var.h> 59#include <netinet/igmp_var.h> 60#include <netinet/ip_var.h> 61#include <netinet/udp.h> 62#include <netinet/udp_var.h> 63#include <netinet/tcp.h> 64#include <netinet/tcp_timer.h> 65#include <netinet/tcp_var.h> 66#include <netinet/ip_gre.h> 67#include <netinet/ip_ipcomp.h> 68#include <netinet/ip_carp.h> 69#include <netinet/ip_divert.h> 70 71#include <net/pfvar.h> 72#include <net/if_pfsync.h> 73#include <net/pipex.h> 74 75#ifdef INET6 76#include <netinet/ip6.h> 77#include <netinet/icmp6.h> 78#include <netinet6/ip6_var.h> 79#include <netinet6/pim6_var.h> 80#include <netinet6/ip6_divert.h> 81#endif 82 83#include <netmpls/mpls.h> 84 85#include <uvm/uvm_swap_encrypt.h> 86 87#include <ufs/ufs/quota.h> 88#include <ufs/ufs/inode.h> 89#include <ufs/ffs/ffs_extern.h> 90 91#include <nfs/nfsproto.h> 92#include <nfs/nfs.h> 93 94#include <ddb/db_var.h> 95#include <dev/rndvar.h> 96 97#include <err.h> 98#include <errno.h> 99#include <stdio.h> 100#include <stdlib.h> 101#include <string.h> 102#include <ctype.h> 103 104#include <machine/cpu.h> 105 106#ifdef CPU_BIOS 107#include <machine/biosvar.h> 108#endif 109 110struct ctlname topname[] = CTL_NAMES; 111struct ctlname kernname[] = CTL_KERN_NAMES; 112struct ctlname vmname[] = CTL_VM_NAMES; 113struct ctlname fsname[] = CTL_FS_NAMES; 114struct ctlname netname[] = CTL_NET_NAMES; 115struct ctlname hwname[] = CTL_HW_NAMES; 116struct ctlname username[] = CTL_USER_NAMES; 117struct ctlname debugname[CTL_DEBUG_MAXID]; 118struct ctlname kernmallocname[] = CTL_KERN_MALLOC_NAMES; 119struct ctlname forkstatname[] = CTL_KERN_FORKSTAT_NAMES; 120struct ctlname nchstatsname[] = CTL_KERN_NCHSTATS_NAMES; 121struct ctlname ttysname[] = CTL_KERN_TTY_NAMES; 122struct ctlname semname[] = CTL_KERN_SEMINFO_NAMES; 123struct ctlname shmname[] = CTL_KERN_SHMINFO_NAMES; 124struct ctlname watchdogname[] = CTL_KERN_WATCHDOG_NAMES; 125struct ctlname tcname[] = CTL_KERN_TIMECOUNTER_NAMES; 126struct ctlname *vfsname; 127#ifdef CTL_MACHDEP_NAMES 128struct ctlname machdepname[] = CTL_MACHDEP_NAMES; 129#endif 130struct ctlname ddbname[] = CTL_DDB_NAMES; 131char names[BUFSIZ]; 132int lastused; 133 134/* Maximum size object to expect from sysctl(3) */ 135#define SYSCTL_BUFSIZ 8192 136 137struct list { 138 struct ctlname *list; 139 int size; 140}; 141struct list toplist = { topname, CTL_MAXID }; 142struct list secondlevel[] = { 143 { 0, 0 }, /* CTL_UNSPEC */ 144 { kernname, KERN_MAXID }, /* CTL_KERN */ 145 { vmname, VM_MAXID }, /* CTL_VM */ 146 { fsname, FS_MAXID }, /* CTL_FS */ 147 { netname, NET_MAXID }, /* CTL_NET */ 148 { 0, CTL_DEBUG_MAXID }, /* CTL_DEBUG */ 149 { hwname, HW_MAXID }, /* CTL_HW */ 150#ifdef CTL_MACHDEP_NAMES 151 { machdepname, CPU_MAXID }, /* CTL_MACHDEP */ 152#else 153 { 0, 0 }, /* CTL_MACHDEP */ 154#endif 155 { username, USER_MAXID }, /* CTL_USER_NAMES */ 156 { ddbname, DBCTL_MAXID }, /* CTL_DDB_NAMES */ 157 { 0, 0 }, /* CTL_VFS */ 158}; 159 160int Aflag, aflag, nflag, qflag; 161 162/* 163 * Variables requiring special processing. 164 */ 165#define CLOCK 0x00000001 166#define BOOTTIME 0x00000002 167#define CHRDEV 0x00000004 168#define BLKDEV 0x00000008 169#define RNDSTATS 0x00000010 170#define BADDYNAMIC 0x00000020 171#define BIOSGEO 0x00000040 172#define BIOSDEV 0x00000080 173#define MAJ2DEV 0x00000100 174#define UNSIGNED 0x00000200 175#define KMEMBUCKETS 0x00000400 176#define LONGARRAY 0x00000800 177#define KMEMSTATS 0x00001000 178#define SENSORS 0x00002000 179 180/* prototypes */ 181void debuginit(void); 182void listall(char *, struct list *); 183void parse(char *, int); 184void parse_baddynamic(int *, size_t, char *, void **, size_t *, int, int); 185void usage(void); 186int findname(char *, char *, char **, struct list *); 187int sysctl_inet(char *, char **, int *, int, int *); 188#ifdef INET6 189int sysctl_inet6(char *, char **, int *, int, int *); 190#endif 191int sysctl_bpf(char *, char **, int *, int, int *); 192int sysctl_mpls(char *, char **, int *, int, int *); 193int sysctl_pipex(char *, char **, int *, int, int *); 194int sysctl_fs(char *, char **, int *, int, int *); 195static int sysctl_vfs(char *, char **, int[], int, int *); 196static int sysctl_vfsgen(char *, char **, int[], int, int *); 197int sysctl_bios(char *, char **, int *, int, int *); 198int sysctl_swpenc(char *, char **, int *, int, int *); 199int sysctl_forkstat(char *, char **, int *, int, int *); 200int sysctl_tty(char *, char **, int *, int, int *); 201int sysctl_nchstats(char *, char **, int *, int, int *); 202int sysctl_malloc(char *, char **, int *, int, int *); 203int sysctl_seminfo(char *, char **, int *, int, int *); 204int sysctl_shminfo(char *, char **, int *, int, int *); 205int sysctl_watchdog(char *, char **, int *, int, int *); 206int sysctl_tc(char *, char **, int *, int, int *); 207int sysctl_sensors(char *, char **, int *, int, int *); 208void print_sensordev(char *, int *, u_int, struct sensordev *); 209void print_sensor(struct sensor *); 210int sysctl_emul(char *, char *, int); 211#ifdef CPU_CHIPSET 212int sysctl_chipset(char *, char **, int *, int, int *); 213#endif 214void vfsinit(void); 215 216char *equ = "="; 217 218int 219main(int argc, char *argv[]) 220{ 221 int ch, lvl1; 222 223 while ((ch = getopt(argc, argv, "Aanqw")) != -1) { 224 switch (ch) { 225 226 case 'A': 227 Aflag = 1; 228 break; 229 230 case 'a': 231 aflag = 1; 232 break; 233 234 case 'n': 235 nflag = 1; 236 break; 237 238 case 'q': 239 qflag = 1; 240 break; 241 242 case 'w': 243 /* flag no longer needed; var=value implies write */ 244 break; 245 246 default: 247 usage(); 248 } 249 } 250 argc -= optind; 251 argv += optind; 252 253 if (argc == 0 || (Aflag || aflag)) { 254 debuginit(); 255 vfsinit(); 256 for (lvl1 = 1; lvl1 < CTL_MAXID; lvl1++) 257 listall(topname[lvl1].ctl_name, &secondlevel[lvl1]); 258 return (0); 259 } 260 for (; *argv != NULL; ++argv) 261 parse(*argv, 1); 262 return (0); 263} 264 265/* 266 * List all variables known to the system. 267 */ 268void 269listall(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 errx(1, "%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 */ 295void 296parse(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 = NULL; 302 int64_t quadval; 303 struct list *lp; 304 int mib[CTL_MAXNAME]; 305 char *cp, *bufp, buf[SYSCTL_BUFSIZ]; 306 307 (void)strlcpy(buf, string, sizeof(buf)); 308 bufp = buf; 309 if ((cp = strchr(string, '=')) != NULL) { 310 *strchr(buf, '=') = '\0'; 311 *cp++ = '\0'; 312 while (isspace(*cp)) 313 cp++; 314 newval = cp; 315 newsize = strlen(cp); 316 } 317 if ((indx = findname(string, "top", &bufp, &toplist)) == -1) 318 return; 319 mib[0] = indx; 320 if (indx == CTL_VFS) 321 vfsinit(); 322 if (indx == CTL_DEBUG) 323 debuginit(); 324 lp = &secondlevel[indx]; 325 if (lp->list == 0) { 326 warnx("%s: class is not implemented", topname[indx].ctl_name); 327 return; 328 } 329 if (bufp == NULL) { 330 listall(topname[indx].ctl_name, lp); 331 return; 332 } 333 if ((indx = findname(string, "second", &bufp, lp)) == -1) 334 return; 335 mib[1] = indx; 336 type = lp->list[indx].ctl_type; 337 len = 2; 338 switch (mib[0]) { 339 340 case CTL_KERN: 341 switch (mib[1]) { 342 case KERN_PROF: 343 mib[2] = GPROF_STATE; 344 size = sizeof(state); 345 if (sysctl(mib, 3, &state, &size, NULL, 0) == -1) { 346 if (flags == 0) 347 return; 348 if (!nflag) 349 (void)printf("%s: ", string); 350 (void)puts("kernel is not compiled for profiling"); 351 return; 352 } 353 if (!nflag) 354 (void)printf("%s = %s\n", string, 355 state == GMON_PROF_OFF ? "off" : "running"); 356 return; 357 case KERN_FORKSTAT: 358 sysctl_forkstat(string, &bufp, mib, flags, &type); 359 return; 360 case KERN_TTY: 361 len = sysctl_tty(string, &bufp, mib, flags, &type); 362 if (len < 0) 363 return; 364 break; 365 case KERN_NCHSTATS: 366 sysctl_nchstats(string, &bufp, mib, flags, &type); 367 return; 368 case KERN_MALLOCSTATS: 369 len = sysctl_malloc(string, &bufp, mib, flags, &type); 370 if (len < 0) 371 return; 372 if (mib[2] == KERN_MALLOC_BUCKET) 373 special |= KMEMBUCKETS; 374 if (mib[2] == KERN_MALLOC_KMEMSTATS) 375 special |= KMEMSTATS; 376 newsize = 0; 377 break; 378 case KERN_MBSTAT: 379 if (flags == 0) 380 return; 381 warnx("use netstat to view %s", string); 382 return; 383 case KERN_MSGBUF: 384 if (flags == 0) 385 return; 386 warnx("use dmesg to view %s", string); 387 return; 388 case KERN_VNODE: 389 case KERN_FILE: 390 if (flags == 0) 391 return; 392 warnx("use pstat to view %s information", string); 393 return; 394 case KERN_PROC: 395 if (flags == 0) 396 return; 397 warnx("use ps to view %s information", string); 398 return; 399 case KERN_CLOCKRATE: 400 special |= CLOCK; 401 break; 402 case KERN_BOOTTIME: 403 special |= BOOTTIME; 404 break; 405 case KERN_RND: 406 special |= RNDSTATS; 407 break; 408 case KERN_HOSTID: 409 case KERN_ARND: 410 special |= UNSIGNED; 411 break; 412 case KERN_CPTIME: 413 special |= LONGARRAY; 414 lal = CPUSTATES; 415 break; 416 case KERN_SEMINFO: 417 len = sysctl_seminfo(string, &bufp, mib, flags, &type); 418 if (len < 0) 419 return; 420 break; 421 case KERN_SHMINFO: 422 len = sysctl_shminfo(string, &bufp, mib, flags, &type); 423 if (len < 0) 424 return; 425 break; 426 case KERN_WATCHDOG: 427 len = sysctl_watchdog(string, &bufp, mib, flags, 428 &type); 429 if (len < 0) 430 return; 431 break; 432 case KERN_TIMECOUNTER: 433 len = sysctl_tc(string, &bufp, mib, flags, 434 &type); 435 if (len < 0) 436 return; 437 break; 438 case KERN_EMUL: 439 sysctl_emul(string, newval, flags); 440 return; 441 case KERN_FILE2: 442 if (flags == 0) 443 return; 444 warnx("use fstat to view %s information", string); 445 return; 446 case KERN_CONSDEV: 447 special |= CHRDEV; 448 break; 449 case KERN_NETLIVELOCKS: 450 special |= UNSIGNED; 451 break; 452 } 453 break; 454 455 case CTL_HW: 456 switch (mib[1]) { 457 case HW_DISKSTATS: 458 /* 459 * Only complain if someone asks explicitly for this, 460 * otherwise "fail" silently. 461 */ 462 if (flags) 463 warnx("use vmstat to view %s information", 464 string); 465 return; 466 case HW_SENSORS: 467 special |= SENSORS; 468 len = sysctl_sensors(string, &bufp, mib, flags, &type); 469 if (len < 0) 470 return; 471 break; 472 case HW_PHYSMEM: 473 case HW_USERMEM: 474 /* 475 * Don't print these; we'll print the 64-bit 476 * variants instead. 477 */ 478 return; 479 } 480 break; 481 482 case CTL_VM: 483 if (mib[1] == VM_LOADAVG) { 484 double loads[3]; 485 486 getloadavg(loads, 3); 487 if (!nflag) 488 (void)printf("%s%s", string, equ); 489 (void)printf("%.2f %.2f %.2f\n", loads[0], 490 loads[1], loads[2]); 491 return; 492 } else if (mib[1] == VM_PSSTRINGS) { 493 struct _ps_strings _ps; 494 495 size = sizeof(_ps); 496 if (sysctl(mib, 2, &_ps, &size, NULL, 0) == -1) { 497 if (flags == 0) 498 return; 499 if (!nflag) 500 (void)printf("%s: ", string); 501 (void)puts("can't find ps strings"); 502 return; 503 } 504 if (!nflag) 505 (void)printf("%s%s", string, equ); 506 (void)printf("%p\n", _ps.val); 507 return; 508 } else if (mib[1] == VM_SWAPENCRYPT) { 509 len = sysctl_swpenc(string, &bufp, mib, flags, &type); 510 if (len < 0) 511 return; 512 513 break; 514 } else if (mib[1] == VM_NKMEMPAGES || 515 mib[1] == VM_ANONMIN || 516 mib[1] == VM_VTEXTMIN || 517 mib[1] == VM_VNODEMIN) { 518 break; 519 } 520 if (flags == 0) 521 return; 522 warnx("use vmstat or systat to view %s information", string); 523 return; 524 525 break; 526 527 case CTL_NET: 528 if (mib[1] == PF_INET) { 529 len = sysctl_inet(string, &bufp, mib, flags, &type); 530 if (len < 0) 531 return; 532 533 if ((mib[2] == IPPROTO_IP && mib[3] == IPCTL_MRTSTATS) || 534 (mib[2] == IPPROTO_IP && mib[3] == IPCTL_STATS) || 535 (mib[2] == IPPROTO_TCP && mib[3] == TCPCTL_STATS) || 536 (mib[2] == IPPROTO_UDP && mib[3] == UDPCTL_STATS) || 537 (mib[2] == IPPROTO_ESP && mib[3] == ESPCTL_STATS) || 538 (mib[2] == IPPROTO_AH && mib[3] == AHCTL_STATS) || 539 (mib[2] == IPPROTO_IGMP && mib[3] == IGMPCTL_STATS) || 540 (mib[2] == IPPROTO_ETHERIP && mib[3] == ETHERIPCTL_STATS) || 541 (mib[2] == IPPROTO_IPIP && mib[3] == IPIPCTL_STATS) || 542 (mib[2] == IPPROTO_IPCOMP && mib[3] == IPCOMPCTL_STATS) || 543 (mib[2] == IPPROTO_ICMP && mib[3] == ICMPCTL_STATS) || 544 (mib[2] == IPPROTO_CARP && mib[3] == CARPCTL_STATS) || 545 (mib[2] == IPPROTO_PFSYNC && mib[3] == PFSYNCCTL_STATS) || 546 (mib[2] == IPPROTO_DIVERT && mib[3] == DIVERTCTL_STATS)) { 547 if (flags == 0) 548 return; 549 warnx("use netstat to view %s information", 550 string); 551 return; 552 } else if ((mib[2] == IPPROTO_TCP && 553 mib[3] == TCPCTL_BADDYNAMIC) || 554 (mib[2] == IPPROTO_UDP && 555 mib[3] == UDPCTL_BADDYNAMIC)) { 556 557 special |= BADDYNAMIC; 558 559 if (newval != NULL) 560 parse_baddynamic(mib, len, string, 561 &newval, &newsize, flags, nflag); 562 } 563 break; 564 } 565#ifdef INET6 566 if (mib[1] == PF_INET6) { 567 len = sysctl_inet6(string, &bufp, mib, flags, &type); 568 if (len < 0) 569 return; 570 571 if ((mib[2] == IPPROTO_PIM && mib[3] == PIM6CTL_STATS) || 572 (mib[2] == IPPROTO_DIVERT && mib[3] == DIVERT6CTL_STATS)) { 573 if (flags == 0) 574 return; 575 warnx("use netstat to view %s information", 576 string); 577 return; 578 } 579 break; 580 } 581#endif 582 if (mib[1] == PF_BPF) { 583 len = sysctl_bpf(string, &bufp, mib, flags, &type); 584 if (len < 0) 585 return; 586 break; 587 } 588 if (mib[1] == PF_MPLS) { 589 len = sysctl_mpls(string, &bufp, mib, flags, &type); 590 if (len < 0) 591 return; 592 break; 593 } 594 if (mib[1] == PF_PIPEX) { 595 len = sysctl_pipex(string, &bufp, mib, flags, &type); 596 if (len < 0) 597 return; 598 break; 599 } 600 if (flags == 0) 601 return; 602 warnx("use netstat to view %s information", string); 603 return; 604 605 case CTL_DEBUG: 606 mib[2] = CTL_DEBUG_VALUE; 607 len = 3; 608 break; 609 610 case CTL_MACHDEP: 611#ifdef CPU_CONSDEV 612 if (mib[1] == CPU_CONSDEV) 613 special |= CHRDEV; 614#endif 615#ifdef CPU_BLK2CHR 616 if (mib[1] == CPU_BLK2CHR) { 617 if (bufp == NULL) 618 return; 619 mib[2] = makedev(atoi(bufp),0); 620 bufp = NULL; 621 len = 3; 622 special |= CHRDEV; 623 break; 624 } 625#endif 626#ifdef CPU_CHR2BLK 627 if (mib[1] == CPU_CHR2BLK) { 628 if (bufp == NULL) 629 return; 630 mib[2] = makedev(atoi(bufp),0); 631 bufp = NULL; 632 len = 3; 633 special |= BLKDEV; 634 break; 635 } 636#endif 637#ifdef CPU_BIOS 638 if (mib[1] == CPU_BIOS) { 639 len = sysctl_bios(string, &bufp, mib, flags, &type); 640 if (len < 0) 641 return; 642 if (mib[2] == BIOS_DEV) 643 special |= BIOSDEV; 644 if (mib[2] == BIOS_DISKINFO) 645 special |= BIOSGEO; 646 break; 647 } 648#endif 649#ifdef CPU_CHIPSET 650 if (mib[1] == CPU_CHIPSET) { 651 len = sysctl_chipset(string, &bufp, mib, flags, &type); 652 if (len < 0) 653 return; 654 break; 655 } 656#endif 657 break; 658 659 case CTL_FS: 660 len = sysctl_fs(string, &bufp, mib, flags, &type); 661 if (len >= 0) 662 break; 663 return; 664 665 case CTL_VFS: 666 if (mib[1]) 667 len = sysctl_vfs(string, &bufp, mib, flags, &type); 668 else 669 len = sysctl_vfsgen(string, &bufp, mib, flags, &type); 670 if (len >= 0) { 671 if (type == CTLTYPE_STRUCT) { 672 if (flags) 673 warnx("use nfsstat to view %s information", 674 MOUNT_NFS); 675 return; 676 } else 677 break; 678 } 679 return; 680 681 case CTL_USER: 682 case CTL_DDB: 683 break; 684 685 default: 686 warnx("illegal top level value: %d", mib[0]); 687 return; 688 689 } 690 if (bufp) { 691 warnx("name %s in %s is unknown", bufp, string); 692 return; 693 } 694 if (newsize > 0) { 695 switch (type) { 696 case CTLTYPE_INT: 697 errno = 0; 698 if (special & UNSIGNED) 699 intval = strtoul(newval, &cp, 10); 700 else 701 intval = strtol(newval, &cp, 10); 702 if (*cp != '\0') { 703 warnx("%s: illegal value: %s", string, 704 (char *)newval); 705 return; 706 } 707 if (errno == ERANGE) { 708 warnx("%s: value %s out of range", string, 709 (char *)newval); 710 return; 711 } 712 newval = &intval; 713 newsize = sizeof(intval); 714 break; 715 716 case CTLTYPE_QUAD: 717 /* XXX - assumes sizeof(long long) == sizeof(quad_t) */ 718 (void)sscanf(newval, "%lld", (long long *)&quadval); 719 newval = &quadval; 720 newsize = sizeof(quadval); 721 break; 722 } 723 } 724 size = SYSCTL_BUFSIZ; 725 if (sysctl(mib, len, buf, &size, newval, newsize) == -1) { 726 if (flags == 0) 727 return; 728 switch (errno) { 729 case EOPNOTSUPP: 730 warnx("%s: value is not available", string); 731 return; 732 case ENOTDIR: 733 warnx("%s: specification is incomplete", string); 734 return; 735 case ENOMEM: 736 warnx("%s: type is unknown to this program", string); 737 return; 738 case ENXIO: 739 if (special & BIOSGEO) 740 return; 741 default: 742 warn("%s", string); 743 return; 744 } 745 } 746 if (special & KMEMBUCKETS) { 747 struct kmembuckets *kb = (struct kmembuckets *)buf; 748 if (!nflag) 749 (void)printf("%s%s", string, equ); 750 printf("("); 751 printf("calls = %llu ", (long long)kb->kb_calls); 752 printf("total_allocated = %llu ", (long long)kb->kb_total); 753 printf("total_free = %lld ", (long long)kb->kb_totalfree); 754 printf("elements = %lld ", (long long)kb->kb_elmpercl); 755 printf("high watermark = %lld ", (long long)kb->kb_highwat); 756 printf("could_free = %lld", (long long)kb->kb_couldfree); 757 printf(")\n"); 758 return; 759 } 760 if (special & KMEMSTATS) { 761 struct kmemstats *km = (struct kmemstats *)buf; 762 int j, first = 1; 763 764 if (!nflag) 765 (void)printf("%s%s", string, equ); 766 (void)printf("(inuse = %ld, calls = %ld, memuse = %ldK, " 767 "limblocks = %d, mapblocks = %d, maxused = %ldK, " 768 "limit = %ldK, spare = %ld, sizes = (", 769 km->ks_inuse, km->ks_calls, 770 (km->ks_memuse + 1023) / 1024, km->ks_limblocks, 771 km->ks_mapblocks, (km->ks_maxused + 1023) / 1024, 772 (km->ks_limit + 1023) / 1024, km->ks_spare); 773 for (j = 1 << MINBUCKET; j < 1 << (MINBUCKET + 16); j <<= 1) { 774 if ((km->ks_size & j ) == 0) 775 continue; 776 if (first) 777 (void)printf("%d", j); 778 else 779 (void)printf(",%d", j); 780 first = 0; 781 } 782 if (first) 783 (void)printf("none"); 784 (void)printf("))\n"); 785 return; 786 } 787 if (special & CLOCK) { 788 struct clockinfo *clkp = (struct clockinfo *)buf; 789 790 if (!nflag) 791 (void)printf("%s%s", string, equ); 792 (void)printf( 793 "tick = %d, tickadj = %d, hz = %d, profhz = %d, stathz = %d\n", 794 clkp->tick, clkp->tickadj, clkp->hz, clkp->profhz, clkp->stathz); 795 return; 796 } 797 if (special & BOOTTIME) { 798 struct timeval *btp = (struct timeval *)buf; 799 time_t boottime; 800 801 if (!nflag) { 802 boottime = btp->tv_sec; 803 (void)printf("%s%s%s", string, equ, ctime(&boottime)); 804 } else 805 (void)printf("%ld\n", btp->tv_sec); 806 return; 807 } 808 if (special & BLKDEV) { 809 dev_t dev = *(dev_t *)buf; 810 811 if (!nflag) 812 (void)printf("%s%s%s\n", string, equ, 813 devname(dev, S_IFBLK)); 814 else 815 (void)printf("0x%x\n", dev); 816 return; 817 } 818 if (special & CHRDEV) { 819 dev_t dev = *(dev_t *)buf; 820 821 if (!nflag) 822 (void)printf("%s%s%s\n", string, equ, 823 devname(dev, S_IFCHR)); 824 else 825 (void)printf("0x%x\n", dev); 826 return; 827 } 828#ifdef CPU_BIOS 829 if (special & BIOSGEO) { 830 bios_diskinfo_t *pdi = (bios_diskinfo_t *)buf; 831 832 if (!nflag) 833 (void)printf("%s%s", string, equ); 834 (void)printf("bootdev = 0x%x, " 835 "cylinders = %u, heads = %u, sectors = %u\n", 836 pdi->bsd_dev, pdi->bios_cylinders, 837 pdi->bios_heads, pdi->bios_sectors); 838 return; 839 } 840 if (special & BIOSDEV) { 841 int dev = *(int*)buf; 842 843 if (!nflag) 844 (void)printf("%s%s", string, equ); 845 (void) printf("0x%02x\n", dev); 846 return; 847 } 848#endif 849 if (special & UNSIGNED) { 850 if (newsize == 0) { 851 if (!nflag) 852 (void)printf("%s%s", string, equ); 853 (void)printf("%u\n", *(u_int *)buf); 854 } else { 855 if (!qflag) { 856 if (!nflag) 857 (void)printf("%s: %u -> ", string, 858 *(u_int *)buf); 859 (void)printf("%u\n", *(u_int *)newval); 860 } 861 } 862 return; 863 } 864 if (special & RNDSTATS) { 865 struct rndstats *rndstats = (struct rndstats *)buf; 866 int i; 867 868 if (!nflag) 869 (void)printf("%s%s", string, equ); 870 printf("tot: %llu used: %llu read: %llu stirs: %llu" 871 " enqs: %llu deqs: %llu drops: %llu ledrops: %llu", 872 rndstats->rnd_total, rndstats->rnd_used, 873 rndstats->arc4_reads, rndstats->arc4_nstirs, 874 rndstats->rnd_enqs, rndstats->rnd_deqs, 875 rndstats->rnd_drops, rndstats->rnd_drople); 876 printf(" ed:"); 877 for (i = 0; 878 i < sizeof(rndstats->rnd_ed)/sizeof(rndstats->rnd_ed[0]); 879 i++) 880 printf(" %llu", (unsigned long long)rndstats->rnd_ed[i]); 881 printf(" sc:"); 882 for (i = 0; 883 i < sizeof(rndstats->rnd_sc)/sizeof(rndstats->rnd_sc[0]); 884 i++) 885 printf(" %llu", (unsigned long long)rndstats->rnd_sc[i]); 886 printf(" sb:"); 887 for (i = 0; 888 i < sizeof(rndstats->rnd_sb)/sizeof(rndstats->rnd_sb[0]); 889 i++) 890 printf(" %llu", (unsigned long long)rndstats->rnd_sb[i]); 891 printf("\n"); 892 return; 893 } 894 if (special & BADDYNAMIC) { 895 u_int port, lastport; 896 u_int32_t *baddynamic = (u_int32_t *)buf; 897 898 if (!qflag) { 899 if (!nflag) 900 (void)printf("%s%s", string, 901 newsize ? ": " : equ); 902 lastport = 0; 903 for (port = 0; port < 65536; port++) 904 if (DP_ISSET(baddynamic, port)) { 905 (void)printf("%s%u", 906 lastport ? "," : "", port); 907 lastport = port; 908 } 909 if (newsize != 0) { 910 if (!nflag) 911 fputs(" -> ", stdout); 912 baddynamic = (u_int32_t *)newval; 913 lastport = 0; 914 for (port = 0; port < 65536; port++) 915 if (DP_ISSET(baddynamic, port)) { 916 (void)printf("%s%u", 917 lastport ? "," : "", port); 918 lastport = port; 919 } 920 } 921 (void)putchar('\n'); 922 } 923 return; 924 } 925 if (special & LONGARRAY) { 926 long *la = (long *)buf; 927 if (!nflag) 928 printf("%s%s", string, equ); 929 while (lal--) 930 printf("%ld%s", *la++, lal? ",":""); 931 putchar('\n'); 932 return; 933 } 934 if (special & SENSORS) { 935 struct sensor *s = (struct sensor *)buf; 936 937 if (size > 0 && (s->flags & SENSOR_FINVALID) == 0) { 938 if (!nflag) 939 printf("%s%s", string, equ); 940 print_sensor(s); 941 printf("\n"); 942 } 943 return; 944 } 945 switch (type) { 946 case CTLTYPE_INT: 947 if (newsize == 0) { 948 if (!nflag) 949 (void)printf("%s%s", string, equ); 950 (void)printf("%d\n", *(int *)buf); 951 } else { 952 if (!qflag) { 953 if (!nflag) 954 (void)printf("%s: %d -> ", string, 955 *(int *)buf); 956 (void)printf("%d\n", *(int *)newval); 957 } 958 } 959 return; 960 961 case CTLTYPE_STRING: 962 if (newval == NULL) { 963 if (!nflag) 964 (void)printf("%s%s", string, equ); 965 (void)puts(buf); 966 } else { 967 if (!qflag) { 968 if (!nflag) 969 (void)printf("%s: %s -> ", string, buf); 970 (void)puts((char *)newval); 971 } 972 } 973 return; 974 975 case CTLTYPE_QUAD: 976 if (newsize == 0) { 977 long long tmp = *(quad_t *)buf; 978 979 if (!nflag) 980 (void)printf("%s%s", string, equ); 981 (void)printf("%lld\n", tmp); 982 } else { 983 long long tmp = *(quad_t *)buf; 984 985 if (!qflag) { 986 if (!nflag) 987 (void)printf("%s: %lld -> ", 988 string, tmp); 989 tmp = *(quad_t *)newval; 990 (void)printf("%qd\n", tmp); 991 } 992 } 993 return; 994 995 case CTLTYPE_STRUCT: 996 warnx("%s: unknown structure returned", string); 997 return; 998 999 default: 1000 case CTLTYPE_NODE: 1001 warnx("%s: unknown type returned", string); 1002 return; 1003 } 1004} 1005 1006static void 1007parse_ports(char *portspec, int *port, int *high_port) 1008{ 1009 char *dash; 1010 const char *errstr; 1011 1012 if ((dash = strchr(portspec, '-')) != NULL) 1013 *dash++ = '\0'; 1014 *port = strtonum(portspec, 0, 65535, &errstr); 1015 if (errstr != NULL) 1016 errx(1, "port is %s: %s", errstr, portspec); 1017 if (dash != NULL) { 1018 *high_port = strtonum(dash, 0, 65535, &errstr); 1019 if (errstr != NULL) 1020 errx(1, "high port is %s: %s", errstr, dash); 1021 if (*high_port < *port) 1022 errx(1, "high port %d is lower than %d", 1023 *high_port, *port); 1024 } else 1025 *high_port = *port; 1026} 1027 1028void 1029parse_baddynamic(int mib[], size_t len, char *string, void **newvalp, 1030 size_t *newsizep, int flags, int nflag) 1031{ 1032 static u_int32_t newbaddynamic[DP_MAPSIZE]; 1033 int port, high_port, baddynamic_loaded = 0, full_list_set = 0; 1034 size_t size; 1035 char action, *cp; 1036 1037 while (*newvalp && (cp = strsep((char **)newvalp, ", \t")) && *cp) { 1038 if (*cp == '+' || *cp == '-') { 1039 if (full_list_set) 1040 errx(1, "cannot mix +/- with full list"); 1041 action = *cp++; 1042 if (!baddynamic_loaded) { 1043 size = sizeof(newbaddynamic); 1044 if (sysctl(mib, len, newbaddynamic, 1045 &size, 0, 0) == -1) { 1046 if (flags == 0) 1047 return; 1048 if (!nflag) 1049 printf("%s: ", string); 1050 puts("kernel does contain bad dynamic " 1051 "port tables"); 1052 return; 1053 } 1054 baddynamic_loaded = 1; 1055 } 1056 parse_ports(cp, &port, &high_port); 1057 for (; port <= high_port; port++) { 1058 if (action == '+') 1059 DP_SET(newbaddynamic, port); 1060 else 1061 DP_CLR(newbaddynamic, port); 1062 } 1063 } else { 1064 if (baddynamic_loaded) 1065 errx(1, "cannot mix +/- with full list"); 1066 if (!full_list_set) { 1067 bzero(newbaddynamic, sizeof(newbaddynamic)); 1068 full_list_set = 1; 1069 } 1070 parse_ports(cp, &port, &high_port); 1071 for (; port <= high_port; port++) 1072 DP_SET(newbaddynamic, port); 1073 } 1074 } 1075 *newvalp = (void *)newbaddynamic; 1076 *newsizep = sizeof(newbaddynamic); 1077} 1078 1079/* 1080 * Initialize the set of debugging names 1081 */ 1082void 1083debuginit(void) 1084{ 1085 int mib[3], loc, i; 1086 size_t size; 1087 1088 if (secondlevel[CTL_DEBUG].list != 0) 1089 return; 1090 secondlevel[CTL_DEBUG].list = debugname; 1091 mib[0] = CTL_DEBUG; 1092 mib[2] = CTL_DEBUG_NAME; 1093 for (loc = lastused, i = 0; i < CTL_DEBUG_MAXID; i++) { 1094 mib[1] = i; 1095 size = BUFSIZ - loc; 1096 if (sysctl(mib, 3, &names[loc], &size, NULL, 0) == -1) 1097 continue; 1098 debugname[i].ctl_name = &names[loc]; 1099 debugname[i].ctl_type = CTLTYPE_INT; 1100 loc += size; 1101 } 1102 lastused = loc; 1103} 1104 1105struct ctlname vfsgennames[] = CTL_VFSGENCTL_NAMES; 1106struct ctlname ffsname[] = FFS_NAMES; 1107struct ctlname nfsname[] = FS_NFS_NAMES; 1108struct list *vfsvars; 1109int *vfs_typenums; 1110 1111/* 1112 * Initialize the set of filesystem names 1113 */ 1114void 1115vfsinit(void) 1116{ 1117 int mib[4], maxtypenum, cnt, loc, size; 1118 struct vfsconf vfc; 1119 size_t buflen; 1120 1121 if (secondlevel[CTL_VFS].list != 0) 1122 return; 1123 mib[0] = CTL_VFS; 1124 mib[1] = VFS_GENERIC; 1125 mib[2] = VFS_MAXTYPENUM; 1126 buflen = 4; 1127 if (sysctl(mib, 3, &maxtypenum, &buflen, (void *)0, (size_t)0) < 0) 1128 return; 1129 maxtypenum++; /* + generic */ 1130 if ((vfs_typenums = calloc(maxtypenum, sizeof(int))) == NULL) 1131 return; 1132 if ((vfsvars = calloc(maxtypenum, sizeof(*vfsvars))) == NULL) { 1133 free(vfs_typenums); 1134 return; 1135 } 1136 if ((vfsname = calloc(maxtypenum, sizeof(*vfsname))) == NULL) { 1137 free(vfs_typenums); 1138 free(vfsvars); 1139 return; 1140 } 1141 mib[2] = VFS_CONF; 1142 buflen = sizeof vfc; 1143 for (loc = lastused, cnt = 1; cnt < maxtypenum; cnt++) { 1144 mib[3] = cnt - 1; 1145 if (sysctl(mib, 4, &vfc, &buflen, (void *)0, (size_t)0) < 0) { 1146 if (errno == EOPNOTSUPP) 1147 continue; 1148 warn("vfsinit"); 1149 free(vfsname); 1150 free(vfsvars); 1151 free(vfs_typenums); 1152 return; 1153 } 1154 if (!strcmp(vfc.vfc_name, MOUNT_FFS)) { 1155 vfsvars[cnt].list = ffsname; 1156 vfsvars[cnt].size = FFS_MAXID; 1157 } 1158 if (!strcmp(vfc.vfc_name, MOUNT_NFS)) { 1159 vfsvars[cnt].list = nfsname; 1160 vfsvars[cnt].size = NFS_MAXID; 1161 } 1162 vfs_typenums[cnt] = vfc.vfc_typenum; 1163 strlcat(&names[loc], vfc.vfc_name, sizeof names - loc); 1164 vfsname[cnt].ctl_name = &names[loc]; 1165 vfsname[cnt].ctl_type = CTLTYPE_NODE; 1166 size = strlen(vfc.vfc_name) + 1; 1167 loc += size; 1168 } 1169 lastused = loc; 1170 1171 vfsname[0].ctl_name = "mounts"; 1172 vfsname[0].ctl_type = CTLTYPE_NODE; 1173 vfsvars[0].list = vfsname + 1; 1174 vfsvars[0].size = maxtypenum - 1; 1175 1176 secondlevel[CTL_VFS].list = vfsname; 1177 secondlevel[CTL_VFS].size = maxtypenum; 1178 return; 1179} 1180 1181int 1182sysctl_vfsgen(char *string, char **bufpp, int mib[], int flags, int *typep) 1183{ 1184 int indx; 1185 size_t size; 1186 struct vfsconf vfc; 1187 1188 if (*bufpp == NULL) { 1189 listall(string, vfsvars); 1190 return (-1); 1191 } 1192 1193 if ((indx = findname(string, "third", bufpp, vfsvars)) == -1) 1194 return (-1); 1195 1196 mib[1] = VFS_GENERIC; 1197 mib[2] = VFS_CONF; 1198 mib[3] = indx; 1199 size = sizeof vfc; 1200 if (sysctl(mib, 4, &vfc, &size, (void *)0, (size_t)0) < 0) { 1201 if (errno != EOPNOTSUPP) 1202 warn("vfs print"); 1203 return -1; 1204 } 1205 if (flags == 0 && vfc.vfc_refcount == 0) 1206 return -1; 1207 if (!nflag) 1208 fprintf(stdout, "%s has %d mounted instance%s\n", 1209 string, vfc.vfc_refcount, 1210 vfc.vfc_refcount != 1 ? "s" : ""); 1211 else 1212 fprintf(stdout, "%d\n", vfc.vfc_refcount); 1213 1214 return -1; 1215} 1216 1217int 1218sysctl_vfs(char *string, char **bufpp, int mib[], int flags, int *typep) 1219{ 1220 struct list *lp = &vfsvars[mib[1]]; 1221 int indx; 1222 1223 if (lp->list == NULL) { 1224 if (flags) 1225 warnx("No variables defined for file system %s", string); 1226 return (-1); 1227 } 1228 if (*bufpp == NULL) { 1229 listall(string, lp); 1230 return (-1); 1231 } 1232 if ((indx = findname(string, "third", bufpp, lp)) == -1) 1233 return (-1); 1234 1235 mib[1] = vfs_typenums[mib[1]]; 1236 mib[2] = indx; 1237 *typep = lp->list[indx].ctl_type; 1238 return (3); 1239} 1240 1241struct ctlname posixname[] = CTL_FS_POSIX_NAMES; 1242struct list fslist = { posixname, FS_POSIX_MAXID }; 1243 1244/* 1245 * handle file system requests 1246 */ 1247int 1248sysctl_fs(char *string, char **bufpp, int mib[], int flags, int *typep) 1249{ 1250 int indx; 1251 1252 if (*bufpp == NULL) { 1253 listall(string, &fslist); 1254 return (-1); 1255 } 1256 if ((indx = findname(string, "third", bufpp, &fslist)) == -1) 1257 return (-1); 1258 mib[2] = indx; 1259 *typep = fslist.list[indx].ctl_type; 1260 return (3); 1261} 1262 1263#ifdef CPU_BIOS 1264struct ctlname biosname[] = CTL_BIOS_NAMES; 1265struct list bioslist = { biosname, BIOS_MAXID }; 1266 1267/* 1268 * handle BIOS requests 1269 */ 1270int 1271sysctl_bios(char *string, char **bufpp, int mib[], int flags, int *typep) 1272{ 1273 char *name; 1274 int indx; 1275 1276 if (*bufpp == NULL) { 1277 listall(string, &bioslist); 1278 return (-1); 1279 } 1280 if ((indx = findname(string, "third", bufpp, &bioslist)) == -1) 1281 return (-1); 1282 mib[2] = indx; 1283 if (indx == BIOS_DISKINFO) { 1284 if (*bufpp == NULL) { 1285 char name[BUFSIZ]; 1286 1287 /* scan all the bios devices */ 1288 for (indx = 0; indx < 256; indx++) { 1289 snprintf(name, sizeof(name), "%s.%u", 1290 string, indx); 1291 parse(name, 1); 1292 } 1293 return (-1); 1294 } 1295 if ((name = strsep(bufpp, ".")) == NULL) { 1296 warnx("%s: incomplete specification", string); 1297 return (-1); 1298 } 1299 mib[3] = atoi(name); 1300 *typep = CTLTYPE_STRUCT; 1301 return (4); 1302 } else { 1303 *typep = bioslist.list[indx].ctl_type; 1304 return (3); 1305 } 1306} 1307#endif 1308 1309struct ctlname swpencname[] = CTL_SWPENC_NAMES; 1310struct list swpenclist = { swpencname, SWPENC_MAXID }; 1311 1312/* 1313 * handle swap encrypt requests 1314 */ 1315int 1316sysctl_swpenc(char *string, char **bufpp, int mib[], int flags, int *typep) 1317{ 1318 int indx; 1319 1320 if (*bufpp == NULL) { 1321 listall(string, &swpenclist); 1322 return (-1); 1323 } 1324 if ((indx = findname(string, "third", bufpp, &swpenclist)) == -1) 1325 return (-1); 1326 mib[2] = indx; 1327 *typep = swpenclist.list[indx].ctl_type; 1328 return (3); 1329} 1330 1331struct ctlname inetname[] = CTL_IPPROTO_NAMES; 1332struct ctlname ipname[] = IPCTL_NAMES; 1333struct ctlname icmpname[] = ICMPCTL_NAMES; 1334struct ctlname igmpname[] = IGMPCTL_NAMES; 1335struct ctlname ipipname[] = IPIPCTL_NAMES; 1336struct ctlname tcpname[] = TCPCTL_NAMES; 1337struct ctlname udpname[] = UDPCTL_NAMES; 1338struct ctlname espname[] = ESPCTL_NAMES; 1339struct ctlname ahname[] = AHCTL_NAMES; 1340struct ctlname etheripname[] = ETHERIPCTL_NAMES; 1341struct ctlname grename[] = GRECTL_NAMES; 1342struct ctlname mobileipname[] = MOBILEIPCTL_NAMES; 1343struct ctlname ipcompname[] = IPCOMPCTL_NAMES; 1344struct ctlname carpname[] = CARPCTL_NAMES; 1345struct ctlname pfsyncname[] = PFSYNCCTL_NAMES; 1346struct ctlname divertname[] = DIVERTCTL_NAMES; 1347struct ctlname bpfname[] = CTL_NET_BPF_NAMES; 1348struct ctlname ifqname[] = CTL_IFQ_NAMES; 1349struct ctlname pipexname[] = PIPEXCTL_NAMES; 1350struct list inetlist = { inetname, IPPROTO_MAXID }; 1351struct list inetvars[] = { 1352 { ipname, IPCTL_MAXID }, /* ip */ 1353 { icmpname, ICMPCTL_MAXID }, /* icmp */ 1354 { igmpname, IGMPCTL_MAXID }, /* igmp */ 1355 { 0, 0 }, /* ggmp */ 1356 { ipipname, IPIPCTL_MAXID }, /* ipencap */ 1357 { 0, 0 }, 1358 { tcpname, TCPCTL_MAXID }, /* tcp */ 1359 { 0, 0 }, 1360 { 0, 0 }, /* egp */ 1361 { 0, 0 }, 1362 { 0, 0 }, 1363 { 0, 0 }, 1364 { 0, 0 }, /* pup */ 1365 { 0, 0 }, 1366 { 0, 0 }, 1367 { 0, 0 }, 1368 { 0, 0 }, 1369 { udpname, UDPCTL_MAXID }, /* udp */ 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 { 0, 0 }, 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 { grename, GRECTL_MAXID }, /* gre */ 1400 { 0, 0 }, 1401 { 0, 0 }, 1402 { espname, ESPCTL_MAXID }, /* esp */ 1403 { ahname, AHCTL_MAXID }, /* ah */ 1404 { 0, 0 }, 1405 { 0, 0 }, 1406 { 0, 0 }, 1407 { mobileipname, MOBILEIPCTL_MAXID }, /* mobileip */ 1408 { 0, 0 }, 1409 { 0, 0 }, 1410 { 0, 0 }, 1411 { 0, 0 }, 1412 { 0, 0 }, 1413 { 0, 0 }, 1414 { 0, 0 }, 1415 { 0, 0 }, 1416 { 0, 0 }, 1417 { 0, 0 }, 1418 { 0, 0 }, 1419 { 0, 0 }, 1420 { 0, 0 }, 1421 { 0, 0 }, 1422 { 0, 0 }, 1423 { 0, 0 }, 1424 { 0, 0 }, 1425 { 0, 0 }, 1426 { 0, 0 }, 1427 { 0, 0 }, 1428 { 0, 0 }, 1429 { 0, 0 }, 1430 { 0, 0 }, 1431 { 0, 0 }, 1432 { 0, 0 }, 1433 { 0, 0 }, 1434 { 0, 0 }, 1435 { 0, 0 }, 1436 { 0, 0 }, 1437 { 0, 0 }, 1438 { 0, 0 }, 1439 { 0, 0 }, 1440 { 0, 0 }, 1441 { 0, 0 }, 1442 { 0, 0 }, 1443 { 0, 0 }, 1444 { 0, 0 }, 1445 { 0, 0 }, 1446 { 0, 0 }, 1447 { 0, 0 }, 1448 { 0, 0 }, 1449 { etheripname, ETHERIPCTL_MAXID }, 1450 { 0, 0 }, 1451 { 0, 0 }, 1452 { 0, 0 }, 1453 { 0, 0 }, 1454 { 0, 0 }, 1455 { 0, 0 }, 1456 { 0, 0 }, 1457 { 0, 0 }, 1458 { 0, 0 }, 1459 { 0, 0 }, 1460 { ipcompname, IPCOMPCTL_MAXID }, 1461 { 0, 0 }, 1462 { 0, 0 }, 1463 { 0, 0 }, 1464 { carpname, CARPCTL_MAXID }, 1465 { 0, 0 }, 1466 { 0, 0 }, 1467 { 0, 0 }, 1468 { 0, 0 }, 1469 { 0, 0 }, 1470 { 0, 0 }, 1471 { 0, 0 }, 1472 { 0, 0 }, 1473 { 0, 0 }, 1474 { 0, 0 }, 1475 { 0, 0 }, 1476 { 0, 0 }, 1477 { 0, 0 }, 1478 { 0, 0 }, 1479 { 0, 0 }, 1480 { 0, 0 }, 1481 { 0, 0 }, 1482 { 0, 0 }, 1483 { 0, 0 }, 1484 { 0, 0 }, 1485 { 0, 0 }, 1486 { 0, 0 }, 1487 { 0, 0 }, 1488 { 0, 0 }, 1489 { 0, 0 }, 1490 { 0, 0 }, 1491 { 0, 0 }, 1492 { 0, 0 }, 1493 { 0, 0 }, 1494 { 0, 0 }, 1495 { 0, 0 }, 1496 { 0, 0 }, 1497 { 0, 0 }, 1498 { 0, 0 }, 1499 { 0, 0 }, 1500 { 0, 0 }, 1501 { 0, 0 }, 1502 { 0, 0 }, 1503 { 0, 0 }, 1504 { 0, 0 }, 1505 { 0, 0 }, 1506 { 0, 0 }, 1507 { 0, 0 }, 1508 { 0, 0 }, 1509 { 0, 0 }, 1510 { 0, 0 }, 1511 { 0, 0 }, 1512 { 0, 0 }, 1513 { 0, 0 }, 1514 { 0, 0 }, 1515 { 0, 0 }, 1516 { 0, 0 }, 1517 { 0, 0 }, 1518 { 0, 0 }, 1519 { 0, 0 }, 1520 { 0, 0 }, 1521 { 0, 0 }, 1522 { 0, 0 }, 1523 { 0, 0 }, 1524 { 0, 0 }, 1525 { 0, 0 }, 1526 { 0, 0 }, 1527 { 0, 0 }, 1528 { 0, 0 }, 1529 { 0, 0 }, 1530 { 0, 0 }, 1531 { 0, 0 }, 1532 { 0, 0 }, 1533 { 0, 0 }, 1534 { 0, 0 }, 1535 { 0, 0 }, 1536 { 0, 0 }, 1537 { 0, 0 }, 1538 { 0, 0 }, 1539 { 0, 0 }, 1540 { 0, 0 }, 1541 { 0, 0 }, 1542 { 0, 0 }, 1543 { 0, 0 }, 1544 { 0, 0 }, 1545 { 0, 0 }, 1546 { 0, 0 }, 1547 { 0, 0 }, 1548 { 0, 0 }, 1549 { 0, 0 }, 1550 { 0, 0 }, 1551 { 0, 0 }, 1552 { 0, 0 }, 1553 { 0, 0 }, 1554 { 0, 0 }, 1555 { 0, 0 }, 1556 { 0, 0 }, 1557 { 0, 0 }, 1558 { 0, 0 }, 1559 { 0, 0 }, 1560 { 0, 0 }, 1561 { 0, 0 }, 1562 { 0, 0 }, 1563 { 0, 0 }, 1564 { 0, 0 }, 1565 { 0, 0 }, 1566 { 0, 0 }, 1567 { 0, 0 }, 1568 { 0, 0 }, 1569 { 0, 0 }, 1570 { 0, 0 }, 1571 { 0, 0 }, 1572 { 0, 0 }, 1573 { 0, 0 }, 1574 { 0, 0 }, 1575 { 0, 0 }, 1576 { 0, 0 }, 1577 { 0, 0 }, 1578 { 0, 0 }, 1579 { 0, 0 }, 1580 { 0, 0 }, 1581 { 0, 0 }, 1582 { 0, 0 }, 1583 { 0, 0 }, 1584 { 0, 0 }, 1585 { 0, 0 }, 1586 { 0, 0 }, 1587 { 0, 0 }, 1588 { 0, 0 }, 1589 { 0, 0 }, 1590 { 0, 0 }, 1591 { 0, 0 }, 1592 { 0, 0 }, 1593 { 0, 0 }, 1594 { 0, 0 }, 1595 { 0, 0 }, 1596 { 0, 0 }, 1597 { 0, 0 }, 1598 { 0, 0 }, 1599 { 0, 0 }, 1600 { 0, 0 }, 1601 { pfsyncname, PFSYNCCTL_MAXID }, 1602 { 0, 0 }, 1603 { 0, 0 }, 1604 { 0, 0 }, 1605 { 0, 0 }, 1606 { 0, 0 }, 1607 { 0, 0 }, 1608 { 0, 0 }, 1609 { 0, 0 }, 1610 { divertname, DIVERTCTL_MAXID }, 1611}; 1612struct list bpflist = { bpfname, NET_BPF_MAXID }; 1613struct list ifqlist = { ifqname, IFQCTL_MAXID }; 1614struct list pipexlist = { pipexname, PIPEXCTL_MAXID }; 1615 1616struct list kernmalloclist = { kernmallocname, KERN_MALLOC_MAXID }; 1617struct list forkstatlist = { forkstatname, KERN_FORKSTAT_MAXID }; 1618struct list nchstatslist = { nchstatsname, KERN_NCHSTATS_MAXID }; 1619struct list ttylist = { ttysname, KERN_TTY_MAXID }; 1620struct list semlist = { semname, KERN_SEMINFO_MAXID }; 1621struct list shmlist = { shmname, KERN_SHMINFO_MAXID }; 1622struct list watchdoglist = { watchdogname, KERN_WATCHDOG_MAXID }; 1623struct list tclist = { tcname, KERN_TIMECOUNTER_MAXID }; 1624 1625/* 1626 * handle vfs namei cache statistics 1627 */ 1628int 1629sysctl_nchstats(char *string, char **bufpp, int mib[], int flags, int *typep) 1630{ 1631 static struct nchstats nch; 1632 int indx; 1633 size_t size; 1634 static int keepvalue = 0; 1635 1636 if (*bufpp == NULL) { 1637 bzero(&nch, sizeof(struct nchstats)); 1638 listall(string, &nchstatslist); 1639 return (-1); 1640 } 1641 if ((indx = findname(string, "third", bufpp, &nchstatslist)) == -1) 1642 return (-1); 1643 mib[2] = indx; 1644 if (*bufpp != NULL) { 1645 warnx("fourth level name in %s is invalid", string); 1646 return (-1); 1647 } 1648 if (keepvalue == 0) { 1649 size = sizeof(struct nchstats); 1650 if (sysctl(mib, 2, &nch, &size, NULL, 0) < 0) 1651 return (-1); 1652 keepvalue = 1; 1653 } 1654 if (!nflag) 1655 (void)printf("%s%s", string, equ); 1656 switch (indx) { 1657 case KERN_NCHSTATS_GOODHITS: 1658 (void)printf("%llu\n", nch.ncs_goodhits); 1659 break; 1660 case KERN_NCHSTATS_NEGHITS: 1661 (void)printf("%llu\n", nch.ncs_neghits); 1662 break; 1663 case KERN_NCHSTATS_BADHITS: 1664 (void)printf("%llu\n", nch.ncs_badhits); 1665 break; 1666 case KERN_NCHSTATS_FALSEHITS: 1667 (void)printf("%llu\n", nch.ncs_falsehits); 1668 break; 1669 case KERN_NCHSTATS_MISS: 1670 (void)printf("%llu\n", nch.ncs_miss); 1671 break; 1672 case KERN_NCHSTATS_LONG: 1673 (void)printf("%llu\n", nch.ncs_long); 1674 break; 1675 case KERN_NCHSTATS_PASS2: 1676 (void)printf("%llu\n", nch.ncs_pass2); 1677 break; 1678 case KERN_NCHSTATS_2PASSES: 1679 (void)printf("%llu\n", nch.ncs_2passes); 1680 break; 1681 case KERN_NCHSTATS_REVHITS: 1682 (void)printf("%llu\n", nch.ncs_revhits); 1683 break; 1684 case KERN_NCHSTATS_REVMISS: 1685 (void)printf("%llu\n", nch.ncs_revmiss); 1686 break; 1687 case KERN_NCHSTATS_DOTHITS: 1688 (void)printf("%llu\n", nch.ncs_dothits); 1689 break; 1690 case KERN_NCHSTATS_DOTDOTHITS: 1691 (void)printf("%llu\n", nch.ncs_dotdothits); 1692 break; 1693 } 1694 return (-1); 1695} 1696 1697/* 1698 * handle tty statistics 1699 */ 1700int 1701sysctl_tty(char *string, char **bufpp, int mib[], int flags, int *typep) 1702{ 1703 int indx; 1704 1705 if (*bufpp == NULL) { 1706 listall(string, &ttylist); 1707 return (-1); 1708 } 1709 if ((indx = findname(string, "third", bufpp, &ttylist)) == -1) 1710 return (-1); 1711 mib[2] = indx; 1712 1713 if ((*typep = ttylist.list[indx].ctl_type) == CTLTYPE_STRUCT) { 1714 if (flags) 1715 warnx("use pstat -t to view %s information", 1716 string); 1717 return (-1); 1718 } 1719 return (3); 1720} 1721 1722/* 1723 * handle fork statistics 1724 */ 1725int 1726sysctl_forkstat(char *string, char **bufpp, int mib[], int flags, int *typep) 1727{ 1728 static struct forkstat fks; 1729 static int keepvalue = 0; 1730 int indx; 1731 size_t size; 1732 1733 if (*bufpp == NULL) { 1734 bzero(&fks, sizeof(struct forkstat)); 1735 listall(string, &forkstatlist); 1736 return (-1); 1737 } 1738 if ((indx = findname(string, "third", bufpp, &forkstatlist)) == -1) 1739 return (-1); 1740 if (*bufpp != NULL) { 1741 warnx("fourth level name in %s is invalid", string); 1742 return (-1); 1743 } 1744 if (keepvalue == 0) { 1745 size = sizeof(struct forkstat); 1746 if (sysctl(mib, 2, &fks, &size, NULL, 0) < 0) 1747 return (-1); 1748 keepvalue = 1; 1749 } 1750 if (!nflag) 1751 (void)printf("%s%s", string, equ); 1752 switch (indx) { 1753 case KERN_FORKSTAT_FORK: 1754 (void)printf("%d\n", fks.cntfork); 1755 break; 1756 case KERN_FORKSTAT_VFORK: 1757 (void)printf("%d\n", fks.cntvfork); 1758 break; 1759 case KERN_FORKSTAT_TFORK: 1760 (void)printf("%d\n", fks.cnttfork); 1761 break; 1762 case KERN_FORKSTAT_KTHREAD: 1763 (void)printf("%d\n", fks.cntkthread); 1764 break; 1765 case KERN_FORKSTAT_SIZFORK: 1766 (void)printf("%d\n", fks.sizfork); 1767 break; 1768 case KERN_FORKSTAT_SIZVFORK: 1769 (void)printf("%d\n", fks.sizvfork); 1770 break; 1771 case KERN_FORKSTAT_SIZTFORK: 1772 (void)printf("%d\n", fks.siztfork); 1773 break; 1774 case KERN_FORKSTAT_SIZKTHREAD: 1775 (void)printf("%d\n", fks.sizkthread); 1776 break; 1777 } 1778 return (-1); 1779} 1780 1781/* 1782 * handle malloc statistics 1783 */ 1784int 1785sysctl_malloc(char *string, char **bufpp, int mib[], int flags, int *typep) 1786{ 1787 int indx, stor, i; 1788 char *name, bufp[SYSCTL_BUFSIZ], *buf, *ptr; 1789 struct list lp; 1790 size_t size; 1791 1792 if (*bufpp == NULL) { 1793 listall(string, &kernmalloclist); 1794 return (-1); 1795 } 1796 if ((indx = findname(string, "third", bufpp, &kernmalloclist)) == -1) 1797 return (-1); 1798 mib[2] = indx; 1799 if (mib[2] == KERN_MALLOC_BUCKET) { 1800 if ((name = strsep(bufpp, ".")) == NULL) { 1801 size = SYSCTL_BUFSIZ; 1802 stor = mib[2]; 1803 mib[2] = KERN_MALLOC_BUCKETS; 1804 buf = bufp; 1805 if (sysctl(mib, 3, buf, &size, NULL, 0) < 0) 1806 return (-1); 1807 mib[2] = stor; 1808 for (stor = 0, i = 0; i < size; i++) 1809 if (buf[i] == ',') 1810 stor++; 1811 lp.list = calloc(stor + 2, sizeof(struct ctlname)); 1812 if (lp.list == NULL) 1813 return (-1); 1814 lp.size = stor + 2; 1815 for (i = 1; 1816 (lp.list[i].ctl_name = strsep(&buf, ",")) != NULL; 1817 i++) { 1818 lp.list[i].ctl_type = CTLTYPE_STRUCT; 1819 } 1820 lp.list[i].ctl_name = buf; 1821 lp.list[i].ctl_type = CTLTYPE_STRUCT; 1822 listall(string, &lp); 1823 free(lp.list); 1824 return (-1); 1825 } 1826 mib[3] = atoi(name); 1827 return (4); 1828 } else if (mib[2] == KERN_MALLOC_BUCKETS) { 1829 *typep = CTLTYPE_STRING; 1830 return (3); 1831 } else if (mib[2] == KERN_MALLOC_KMEMSTATS) { 1832 size = SYSCTL_BUFSIZ; 1833 stor = mib[2]; 1834 mib[2] = KERN_MALLOC_KMEMNAMES; 1835 buf = bufp; 1836 if (sysctl(mib, 3, buf, &size, NULL, 0) < 0) 1837 return (-1); 1838 mib[2] = stor; 1839 if ((name = strsep(bufpp, ".")) == NULL) { 1840 for (stor = 0, i = 0; i < size; i++) 1841 if (buf[i] == ',') 1842 stor++; 1843 lp.list = calloc(stor + 2, sizeof(struct ctlname)); 1844 if (lp.list == NULL) 1845 return (-1); 1846 lp.size = stor + 2; 1847 for (i = 1; 1848 (lp.list[i].ctl_name = strsep(&buf, ",")) != NULL; 1849 i++) { 1850 if (lp.list[i].ctl_name[0] == '\0') { 1851 i--; 1852 continue; 1853 } 1854 lp.list[i].ctl_type = CTLTYPE_STRUCT; 1855 } 1856 lp.list[i].ctl_name = buf; 1857 lp.list[i].ctl_type = CTLTYPE_STRUCT; 1858 listall(string, &lp); 1859 free(lp.list); 1860 return (-1); 1861 } 1862 ptr = strstr(buf, name); 1863 tryagain: 1864 if (ptr == NULL) { 1865 warnx("fourth level name %s in %s is invalid", name, 1866 string); 1867 return (-1); 1868 } 1869 if ((*(ptr + strlen(name)) != ',') && 1870 (*(ptr + strlen(name)) != '\0')) { 1871 ptr = strstr(ptr + 1, name); /* retry */ 1872 goto tryagain; 1873 } 1874 if ((ptr != buf) && (*(ptr - 1) != ',')) { 1875 ptr = strstr(ptr + 1, name); /* retry */ 1876 goto tryagain; 1877 } 1878 for (i = 0, stor = 0; buf + i < ptr; i++) 1879 if (buf[i] == ',') 1880 stor++; 1881 mib[3] = stor; 1882 return (4); 1883 } else if (mib[2] == KERN_MALLOC_KMEMNAMES) { 1884 *typep = CTLTYPE_STRING; 1885 return (3); 1886 } 1887 return (-1); 1888} 1889 1890#ifdef CPU_CHIPSET 1891/* 1892 * handle machdep.chipset requests 1893 */ 1894struct ctlname chipsetname[] = CTL_CHIPSET_NAMES; 1895struct list chipsetlist = { chipsetname, CPU_CHIPSET_MAXID }; 1896 1897int 1898sysctl_chipset(char *string, char **bufpp, int mib[], int flags, int *typep) 1899{ 1900 int indx, bwx; 1901 static void *q; 1902 size_t len; 1903 char *p; 1904 1905 if (*bufpp == NULL) { 1906 listall(string, &chipsetlist); 1907 return (-1); 1908 } 1909 if ((indx = findname(string, "third", bufpp, &chipsetlist)) == -1) 1910 return (-1); 1911 mib[2] = indx; 1912 if (!nflag) 1913 printf("%s%s", string, equ); 1914 switch(mib[2]) { 1915 case CPU_CHIPSET_MEM: 1916 case CPU_CHIPSET_DENSE: 1917 case CPU_CHIPSET_PORTS: 1918 case CPU_CHIPSET_HAE_MASK: 1919 len = sizeof(void *); 1920 if (sysctl(mib, 3, &q, &len, NULL, 0) < 0) 1921 goto done; 1922 printf("%p", q); 1923 break; 1924 case CPU_CHIPSET_BWX: 1925 len = sizeof(int); 1926 if (sysctl(mib, 3, &bwx, &len, NULL, 0) < 0) 1927 goto done; 1928 printf("%d", bwx); 1929 break; 1930 case CPU_CHIPSET_TYPE: 1931 if (sysctl(mib, 3, NULL, &len, NULL, 0) < 0) 1932 goto done; 1933 p = malloc(len + 1); 1934 if (p == NULL) 1935 goto done; 1936 if (sysctl(mib, 3, p, &len, NULL, 0) < 0) { 1937 free(p); 1938 goto done; 1939 } 1940 p[len] = '\0'; 1941 printf("%s", p); 1942 free(p); 1943 break; 1944 } 1945done: 1946 printf("\n"); 1947 return (-1); 1948} 1949#endif 1950/* 1951 * handle internet requests 1952 */ 1953int 1954sysctl_inet(char *string, char **bufpp, int mib[], int flags, int *typep) 1955{ 1956 struct list *lp; 1957 int indx; 1958 1959 if (*bufpp == NULL) { 1960 listall(string, &inetlist); 1961 return (-1); 1962 } 1963 if ((indx = findname(string, "third", bufpp, &inetlist)) == -1) 1964 return (-1); 1965 mib[2] = indx; 1966 if (indx < IPPROTO_MAXID && inetvars[indx].list != NULL) 1967 lp = &inetvars[indx]; 1968 else if (!flags) 1969 return (-1); 1970 else { 1971 warnx("%s: no variables defined for this protocol", string); 1972 return (-1); 1973 } 1974 if (*bufpp == NULL) { 1975 listall(string, lp); 1976 return (-1); 1977 } 1978 if ((indx = findname(string, "fourth", bufpp, lp)) == -1) 1979 return (-1); 1980 mib[3] = indx; 1981 *typep = lp->list[indx].ctl_type; 1982 if (*typep == CTLTYPE_NODE) { 1983 int tindx; 1984 1985 if (*bufpp == NULL) { 1986 listall(string, &ifqlist); 1987 return(-1); 1988 } 1989 lp = &ifqlist; 1990 if ((tindx = findname(string, "fifth", bufpp, lp)) == -1) 1991 return (-1); 1992 mib[4] = tindx; 1993 *typep = lp->list[tindx].ctl_type; 1994 return(5); 1995 } 1996 return (4); 1997} 1998 1999#ifdef INET6 2000struct ctlname inet6name[] = CTL_IPV6PROTO_NAMES; 2001struct ctlname ip6name[] = IPV6CTL_NAMES; 2002struct ctlname icmp6name[] = ICMPV6CTL_NAMES; 2003struct ctlname pim6name[] = PIM6CTL_NAMES; 2004struct ctlname divert6name[] = DIVERT6CTL_NAMES; 2005struct list inet6list = { inet6name, IPV6PROTO_MAXID }; 2006struct list inet6vars[] = { 2007/*0*/ { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, 2008 { 0, 0 }, 2009 { 0, 0 }, 2010 { 0, 0 }, 2011 { 0, 0 }, 2012 { 0, 0 }, 2013/*10*/ { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, 2014 { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, 2015/*20*/ { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, 2016 { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, 2017/*30*/ { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, 2018 { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, 2019/*40*/ { 0, 0 }, 2020 { ip6name, IPV6CTL_MAXID }, /* ipv6 */ 2021 { 0, 0 }, 2022 { 0, 0 }, 2023 { 0, 0 }, 2024 { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, 2025/*50*/ { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, 2026 { 0, 0 }, 2027 { 0, 0 }, 2028 { 0, 0 }, 2029 { icmp6name, ICMPV6CTL_MAXID }, /* icmp6 */ 2030 { 0, 0 }, 2031/*60*/ { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, 2032 { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, 2033/*70*/ { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, 2034 { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, 2035/*80*/ { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, 2036 { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, 2037/*90*/ { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, 2038 { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, 2039/*100*/ { 0, 0 }, 2040 { 0, 0 }, 2041 { 0, 0 }, 2042 { pim6name, PIM6CTL_MAXID }, /* pim6 */ 2043 { 0, 0 }, 2044 { 0, 0 }, 2045 { 0, 0 }, 2046 { 0, 0 }, 2047 { 0, 0 }, 2048 { 0, 0 }, 2049/*110*/ { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, 2050 { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, 2051/*120*/ { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, 2052 { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, 2053/*130*/ { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, 2054 { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, 2055/*140*/ { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, 2056 { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, 2057/*150*/ { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, 2058 { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, 2059/*160*/ { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, 2060 { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, 2061/*170*/ { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, 2062 { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, 2063/*180*/ { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, 2064 { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, 2065/*190*/ { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, 2066 { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, 2067/*200*/ { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, 2068 { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, 2069/*210*/ { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, 2070 { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, 2071/*220*/ { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, 2072 { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, 2073/*230*/ { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, 2074 { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, 2075/*240*/ { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, 2076 { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, 2077/*250*/ { 0, 0 }, 2078 { 0, 0 }, 2079 { 0, 0 }, 2080 { 0, 0 }, 2081 { 0, 0 }, 2082 { 0, 0 }, 2083 { 0, 0 }, 2084 { 0, 0 }, 2085 { divert6name, DIVERT6CTL_MAXID }, 2086}; 2087 2088/* 2089 * handle internet6 requests 2090 */ 2091int 2092sysctl_inet6(char *string, char **bufpp, int mib[], int flags, int *typep) 2093{ 2094 struct list *lp; 2095 int indx; 2096 2097 if (*bufpp == NULL) { 2098 listall(string, &inet6list); 2099 return (-1); 2100 } 2101 if ((indx = findname(string, "third", bufpp, &inet6list)) == -1) 2102 return (-1); 2103 mib[2] = indx; 2104 if (indx < IPV6PROTO_MAXID && inet6vars[indx].list != NULL) 2105 lp = &inet6vars[indx]; 2106 else if (!flags) 2107 return (-1); 2108 else { 2109 warnx("%s: no variables defined for this protocol", string); 2110 return (-1); 2111 } 2112 if (*bufpp == NULL) { 2113 listall(string, lp); 2114 return (-1); 2115 } 2116 if ((indx = findname(string, "fourth", bufpp, lp)) == -1) 2117 return (-1); 2118 mib[3] = indx; 2119 *typep = lp->list[indx].ctl_type; 2120 return (4); 2121} 2122#endif 2123 2124/* handle bpf requests */ 2125int 2126sysctl_bpf(char *string, char **bufpp, int mib[], int flags, int *typep) 2127{ 2128 int indx; 2129 2130 if (*bufpp == NULL) { 2131 listall(string, &bpflist); 2132 return (-1); 2133 } 2134 if ((indx = findname(string, "third", bufpp, &bpflist)) == -1) 2135 return (-1); 2136 mib[2] = indx; 2137 *typep = CTLTYPE_INT; 2138 return (3); 2139} 2140 2141struct ctlname mplsname[] = MPLSCTL_NAMES; 2142struct list mplslist = { mplsname, MPLSCTL_MAXID }; 2143 2144/* handle MPLS requests */ 2145int 2146sysctl_mpls(char *string, char **bufpp, int mib[], int flags, int *typep) 2147{ 2148 struct list *lp; 2149 int indx; 2150 2151 if (*bufpp == NULL) { 2152 listall(string, &mplslist); 2153 return (-1); 2154 } 2155 if ((indx = findname(string, "third", bufpp, &mplslist)) == -1) 2156 return (-1); 2157 mib[2] = indx; 2158 *typep = mplslist.list[indx].ctl_type; 2159 if (*typep == CTLTYPE_NODE) { 2160 int tindx; 2161 2162 if (*bufpp == NULL) { 2163 listall(string, &ifqlist); 2164 return(-1); 2165 } 2166 lp = &ifqlist; 2167 if ((tindx = findname(string, "fourth", bufpp, lp)) == -1) 2168 return (-1); 2169 mib[3] = tindx; 2170 *typep = lp->list[tindx].ctl_type; 2171 return(4); 2172 } 2173 return (3); 2174} 2175 2176/* handle PIPEX requests */ 2177int 2178sysctl_pipex(char *string, char **bufpp, int mib[], int flags, int *typep) 2179{ 2180 int indx; 2181 2182 if (*bufpp == NULL) { 2183 listall(string, &pipexlist); 2184 return (-1); 2185 } 2186 if ((indx = findname(string, "third", bufpp, &pipexlist)) == -1) 2187 return (-1); 2188 mib[2] = indx; 2189 *typep = pipexlist.list[indx].ctl_type; 2190 return (3); 2191} 2192 2193/* 2194 * Handle SysV semaphore info requests 2195 */ 2196int 2197sysctl_seminfo(string, bufpp, mib, flags, typep) 2198 char *string; 2199 char **bufpp; 2200 int mib[]; 2201 int flags; 2202 int *typep; 2203{ 2204 int indx; 2205 2206 if (*bufpp == NULL) { 2207 listall(string, &semlist); 2208 return (-1); 2209 } 2210 if ((indx = findname(string, "third", bufpp, &semlist)) == -1) 2211 return (-1); 2212 mib[2] = indx; 2213 *typep = CTLTYPE_INT; 2214 return (3); 2215} 2216 2217/* 2218 * Handle SysV shared memory info requests 2219 */ 2220int 2221sysctl_shminfo(string, bufpp, mib, flags, typep) 2222 char *string; 2223 char **bufpp; 2224 int mib[]; 2225 int flags; 2226 int *typep; 2227{ 2228 int indx; 2229 2230 if (*bufpp == NULL) { 2231 listall(string, &shmlist); 2232 return (-1); 2233 } 2234 if ((indx = findname(string, "third", bufpp, &shmlist)) == -1) 2235 return (-1); 2236 mib[2] = indx; 2237 *typep = CTLTYPE_INT; 2238 return (3); 2239} 2240 2241/* 2242 * Handle watchdog support 2243 */ 2244int 2245sysctl_watchdog(char *string, char **bufpp, int mib[], int flags, 2246 int *typep) 2247{ 2248 int indx; 2249 2250 if (*bufpp == NULL) { 2251 listall(string, &watchdoglist); 2252 return (-1); 2253 } 2254 if ((indx = findname(string, "third", bufpp, &watchdoglist)) == -1) 2255 return (-1); 2256 mib[2] = indx; 2257 *typep = watchdoglist.list[indx].ctl_type; 2258 return (3); 2259} 2260 2261/* 2262 * Handle timecounter support 2263 */ 2264int 2265sysctl_tc(char *string, char **bufpp, int mib[], int flags, 2266 int *typep) 2267{ 2268 int indx; 2269 2270 if (*bufpp == NULL) { 2271 listall(string, &tclist); 2272 return (-1); 2273 } 2274 if ((indx = findname(string, "third", bufpp, &tclist)) == -1) 2275 return (-1); 2276 mib[2] = indx; 2277 *typep = tclist.list[indx].ctl_type; 2278 return (3); 2279} 2280 2281/* 2282 * Handle hardware monitoring sensors support 2283 */ 2284int 2285sysctl_sensors(char *string, char **bufpp, int mib[], int flags, int *typep) 2286{ 2287 char *devname, *typename; 2288 int dev, numt, i; 2289 enum sensor_type type; 2290 struct sensordev snsrdev; 2291 size_t sdlen = sizeof(snsrdev); 2292 2293 if (*bufpp == NULL) { 2294 char buf[SYSCTL_BUFSIZ]; 2295 2296 /* scan all sensor devices */ 2297 for (dev = 0; ; dev++) { 2298 mib[2] = dev; 2299 if (sysctl(mib, 3, &snsrdev, &sdlen, NULL, 0) == -1) { 2300 if (errno == ENXIO) 2301 continue; 2302 if (errno == ENOENT) 2303 break; 2304 } 2305 snprintf(buf, sizeof(buf), "%s.%s", 2306 string, snsrdev.xname); 2307 print_sensordev(buf, mib, 3, &snsrdev); 2308 } 2309 return (-1); 2310 } 2311 2312 /* 2313 * If we get this far, it means that some arguments were 2314 * provided below hw.sensors tree. 2315 * The first branch of hw.sensors tree is the device name. 2316 */ 2317 if ((devname = strsep(bufpp, ".")) == NULL) { 2318 warnx("%s: incomplete specification", string); 2319 return (-1); 2320 } 2321 /* convert sensor device string to an integer */ 2322 for (dev = 0; ; dev++) { 2323 mib[2] = dev; 2324 if (sysctl(mib, 3, &snsrdev, &sdlen, NULL, 0) == -1) { 2325 if (errno == ENXIO) 2326 continue; 2327 if (errno == ENOENT) 2328 break; 2329 } 2330 if (strcmp(devname, snsrdev.xname) == 0) 2331 break; 2332 } 2333 if (strcmp(devname, snsrdev.xname) != 0) { 2334 warnx("%s: sensor device not found: %s", string, devname); 2335 return (-1); 2336 } 2337 if (*bufpp == NULL) { 2338 /* only device name was provided -- let's print all sensors 2339 * that are attached to the specified device 2340 */ 2341 print_sensordev(string, mib, 3, &snsrdev); 2342 return (-1); 2343 } 2344 2345 /* 2346 * At this point we have identified the sensor device, 2347 * now let's go further and identify sensor type. 2348 */ 2349 if ((typename = strsep(bufpp, ".")) == NULL) { 2350 warnx("%s: incomplete specification", string); 2351 return (-1); 2352 } 2353 numt = -1; 2354 for (i = 0; typename[i] != '\0'; i++) 2355 if (isdigit(typename[i])) { 2356 numt = atoi(&typename[i]); 2357 typename[i] = '\0'; 2358 break; 2359 } 2360 for (type = 0; type < SENSOR_MAX_TYPES; type++) 2361 if (strcmp(typename, sensor_type_s[type]) == 0) 2362 break; 2363 if (type == SENSOR_MAX_TYPES) { 2364 warnx("%s: sensor type not recognised: %s", string, typename); 2365 return (-1); 2366 } 2367 mib[3] = type; 2368 2369 /* 2370 * If no integer was provided after sensor_type, let's 2371 * print all sensors of the specified type. 2372 */ 2373 if (numt == -1) { 2374 print_sensordev(string, mib, 4, &snsrdev); 2375 return (-1); 2376 } 2377 2378 /* 2379 * At this point we know that we have received a direct request 2380 * via command-line for a specific sensor. Let's have the parse() 2381 * function deal with it further, and report any errors if such 2382 * sensor node does not exist. 2383 */ 2384 mib[4] = numt; 2385 *typep = CTLTYPE_STRUCT; 2386 return (5); 2387} 2388 2389/* 2390 * Print sensors from the specified device. 2391 */ 2392 2393void 2394print_sensordev(char *string, int mib[], u_int mlen, struct sensordev *snsrdev) 2395{ 2396 char buf[SYSCTL_BUFSIZ]; 2397 enum sensor_type type; 2398 2399 if (mlen == 3) { 2400 for (type = 0; type < SENSOR_MAX_TYPES; type++) { 2401 mib[3] = type; 2402 snprintf(buf, sizeof(buf), "%s.%s", 2403 string, sensor_type_s[type]); 2404 print_sensordev(buf, mib, mlen+1, snsrdev); 2405 } 2406 return; 2407 } 2408 2409 if (mlen == 4) { 2410 int numt; 2411 2412 type = mib[3]; 2413 for (numt = 0; numt < snsrdev->maxnumt[type]; numt++) { 2414 mib[4] = numt; 2415 snprintf(buf, sizeof(buf), "%s%u", string, numt); 2416 print_sensordev(buf, mib, mlen+1, snsrdev); 2417 } 2418 return; 2419 } 2420 2421 if (mlen == 5) { 2422 struct sensor snsr; 2423 size_t slen = sizeof(snsr); 2424 2425 /* this function is only printing sensors in bulk, so we 2426 * do not return any error messages if the requested sensor 2427 * is not found by sysctl(3) 2428 */ 2429 if (sysctl(mib, 5, &snsr, &slen, NULL, 0) == -1) 2430 return; 2431 2432 if (slen > 0 && (snsr.flags & SENSOR_FINVALID) == 0) { 2433 if (!nflag) 2434 printf("%s%s", string, equ); 2435 print_sensor(&snsr); 2436 printf("\n"); 2437 } 2438 return; 2439 } 2440} 2441 2442void 2443print_sensor(struct sensor *s) 2444{ 2445 const char *name; 2446 2447 if (s->flags & SENSOR_FUNKNOWN) 2448 printf("unknown"); 2449 else { 2450 switch (s->type) { 2451 case SENSOR_TEMP: 2452 printf("%.2f degC", 2453 (s->value - 273150000) / 1000000.0); 2454 break; 2455 case SENSOR_FANRPM: 2456 printf("%lld RPM", s->value); 2457 break; 2458 case SENSOR_VOLTS_DC: 2459 printf("%.2f VDC", s->value / 1000000.0); 2460 break; 2461 case SENSOR_VOLTS_AC: 2462 printf("%.2f VAC", s->value / 1000000.0); 2463 break; 2464 case SENSOR_OHMS: 2465 printf("%lld ohm", s->value); 2466 break; 2467 case SENSOR_WATTS: 2468 printf("%.2f W", s->value / 1000000.0); 2469 break; 2470 case SENSOR_AMPS: 2471 printf("%.2f A", s->value / 1000000.0); 2472 break; 2473 case SENSOR_WATTHOUR: 2474 printf("%.2f Wh", s->value / 1000000.0); 2475 break; 2476 case SENSOR_AMPHOUR: 2477 printf("%.2f Ah", s->value / 1000000.0); 2478 break; 2479 case SENSOR_INDICATOR: 2480 printf("%s", s->value ? "On" : "Off"); 2481 break; 2482 case SENSOR_INTEGER: 2483 printf("%lld", s->value); 2484 break; 2485 case SENSOR_PERCENT: 2486 printf("%.2f%%", s->value / 1000.0); 2487 break; 2488 case SENSOR_LUX: 2489 printf("%.2f lx", s->value / 1000000.0); 2490 break; 2491 case SENSOR_DRIVE: 2492 switch (s->value) { 2493 case SENSOR_DRIVE_EMPTY: 2494 name = "empty"; 2495 break; 2496 case SENSOR_DRIVE_READY: 2497 name = "ready"; 2498 break; 2499 case SENSOR_DRIVE_POWERUP: 2500 name = "powering up"; 2501 break; 2502 case SENSOR_DRIVE_ONLINE: 2503 name = "online"; 2504 break; 2505 case SENSOR_DRIVE_IDLE: 2506 name = "idle"; 2507 break; 2508 case SENSOR_DRIVE_ACTIVE: 2509 name = "active"; 2510 break; 2511 case SENSOR_DRIVE_REBUILD: 2512 name = "rebuilding"; 2513 break; 2514 case SENSOR_DRIVE_POWERDOWN: 2515 name = "powering down"; 2516 break; 2517 case SENSOR_DRIVE_FAIL: 2518 name = "failed"; 2519 break; 2520 case SENSOR_DRIVE_PFAIL: 2521 name = "degraded"; 2522 break; 2523 default: 2524 name = "unknown"; 2525 break; 2526 } 2527 printf(name); 2528 break; 2529 case SENSOR_TIMEDELTA: 2530 printf("%.6f secs", s->value / 1000000000.0); 2531 break; 2532 case SENSOR_HUMIDITY: 2533 printf("%.2f%%", s->value / 1000.0); 2534 break; 2535 case SENSOR_FREQ: 2536 printf("%.2f Hz", s->value / 1000000.0); 2537 break; 2538 case SENSOR_ANGLE: 2539 printf("%3.4f degrees", s->value / 1000000.0); 2540 break; 2541 case SENSOR_DISTANCE: 2542 printf("%.2f mm", s->value / 1000.0); 2543 break; 2544 case SENSOR_PRESSURE: 2545 printf("%.2f Pa", s->value / 1000.0); 2546 break; 2547 case SENSOR_ACCEL: 2548 printf("%2.4f m/s^2", s->value / 1000000.0); 2549 break; 2550 default: 2551 printf("unknown"); 2552 } 2553 } 2554 2555 if (s->desc[0] != '\0') 2556 printf(" (%s)", s->desc); 2557 2558 switch (s->status) { 2559 case SENSOR_S_UNSPEC: 2560 break; 2561 case SENSOR_S_OK: 2562 printf(", OK"); 2563 break; 2564 case SENSOR_S_WARN: 2565 printf(", WARNING"); 2566 break; 2567 case SENSOR_S_CRIT: 2568 printf(", CRITICAL"); 2569 break; 2570 case SENSOR_S_UNKNOWN: 2571 printf(", UNKNOWN"); 2572 break; 2573 } 2574 2575 if (s->tv.tv_sec) { 2576 time_t t = s->tv.tv_sec; 2577 char ct[26]; 2578 2579 ctime_r(&t, ct); 2580 ct[19] = '\0'; 2581 printf(", %s.%03ld", ct, s->tv.tv_usec / 1000); 2582 } 2583} 2584 2585struct emulname { 2586 char *name; 2587 int index; 2588} *emul_names; 2589int emul_num, nemuls; 2590int emul_init(void); 2591 2592int 2593sysctl_emul(char *string, char *newval, int flags) 2594{ 2595 int mib[4], enabled, i, old, print, found = 0; 2596 char *head, *target; 2597 size_t len; 2598 2599 if (emul_init() == -1) { 2600 warnx("emul_init: out of memory"); 2601 return (1); 2602 } 2603 2604 mib[0] = CTL_KERN; 2605 mib[1] = KERN_EMUL; 2606 mib[3] = KERN_EMUL_ENABLED; 2607 head = "kern.emul."; 2608 2609 if (aflag || strcmp(string, "kern.emul") == 0) { 2610 if (newval) { 2611 warnx("%s: specification is incomplete", string); 2612 return (1); 2613 } 2614 if (nflag) 2615 printf("%d\n", nemuls); 2616 else 2617 printf("%snemuls%s%d\n", head, equ, nemuls); 2618 for (i = 0; i < emul_num; i++) { 2619 if (emul_names[i].name == NULL) 2620 break; 2621 if (i > 0 && strcmp(emul_names[i].name, 2622 emul_names[i-1].name) == 0) 2623 continue; 2624 mib[2] = emul_names[i].index; 2625 len = sizeof(int); 2626 if (sysctl(mib, 4, &enabled, &len, NULL, 0) == -1) { 2627 warn("%s", string); 2628 continue; 2629 } 2630 if (nflag) 2631 printf("%d\n", enabled); 2632 else 2633 printf("%s%s%s%d\n", head, emul_names[i].name, 2634 equ, enabled); 2635 } 2636 return (0); 2637 } 2638 /* User specified a third level name */ 2639 target = strrchr(string, '.'); 2640 target++; 2641 if (strcmp(target, "nemuls") == 0) { 2642 if (newval) { 2643 warnx("Operation not permitted"); 2644 return (1); 2645 } 2646 if (nflag) 2647 printf("%d\n", nemuls); 2648 else 2649 printf("%snemuls = %d\n", head, nemuls); 2650 return (0); 2651 } 2652 print = 1; 2653 for (i = 0; i < emul_num; i++) { 2654 if (!emul_names[i].name || (strcmp(target, emul_names[i].name))) 2655 continue; 2656 found = 1; 2657 mib[2] = emul_names[i].index; 2658 len = sizeof(int); 2659 if (newval) { 2660 enabled = atoi(newval); 2661 if (sysctl(mib, 4, &old, &len, &enabled, len) == -1) { 2662 warn("%s", string); 2663 print = 0; 2664 continue; 2665 } 2666 if (print) { 2667 if (nflag) 2668 printf("%d\n", enabled); 2669 else 2670 printf("%s%s: %d -> %d\n", head, 2671 target, old, enabled); 2672 } 2673 } else { 2674 if (sysctl(mib, 4, &enabled, &len, NULL, 0) == -1) { 2675 warn("%s", string); 2676 continue; 2677 } 2678 if (print) { 2679 if (nflag) 2680 printf("%d\n", enabled); 2681 else 2682 printf("%s%s = %d\n", head, target, 2683 enabled); 2684 } 2685 } 2686 print = 0; 2687 } 2688 if (!found) 2689 warnx("third level name %s in kern.emul is invalid", 2690 string); 2691 return (0); 2692 2693 2694} 2695 2696int 2697emulcmp(const void *m, const void *n) 2698{ 2699 const struct emulname *a = m, *b = n; 2700 2701 if (!a || !a->name) 2702 return 1; 2703 if (!b || !b->name) 2704 return -1; 2705 return (strcmp(a->name, b->name)); 2706} 2707 2708int 2709emul_init(void) 2710{ 2711 static int done; 2712 char string[16]; 2713 int mib[4], i; 2714 size_t len; 2715 2716 if (done) 2717 return (0); 2718 done = 1; 2719 2720 mib[0] = CTL_KERN; 2721 mib[1] = KERN_EMUL; 2722 mib[2] = KERN_EMUL_NUM; 2723 len = sizeof(int); 2724 if (sysctl(mib, 3, &emul_num, &len, NULL, 0) == -1) 2725 return (-1); 2726 2727 emul_names = calloc(emul_num, sizeof(*emul_names)); 2728 if (emul_names == NULL) 2729 return (-1); 2730 2731 nemuls = emul_num; 2732 for (i = 0; i < emul_num; i++) { 2733 emul_names[i].index = mib[2] = i + 1; 2734 mib[3] = KERN_EMUL_NAME; 2735 len = sizeof(string); 2736 if (sysctl(mib, 4, string, &len, NULL, 0) == -1) 2737 continue; 2738 if (strcmp(string, "native") == 0) 2739 continue; 2740 emul_names[i].name = strdup(string); 2741 if (emul_names[i].name == NULL) { 2742 free(emul_names); 2743 return (-1); 2744 } 2745 } 2746 qsort(emul_names, nemuls, sizeof(*emul_names), emulcmp); 2747 for (i = 0; i < emul_num; i++) { 2748 if (!emul_names[i].name || (i > 0 && 2749 strcmp(emul_names[i].name, emul_names[i - 1].name) == 0)) 2750 nemuls--; 2751 } 2752 return (0); 2753} 2754 2755/* 2756 * Scan a list of names searching for a particular name. 2757 */ 2758int 2759findname(char *string, char *level, char **bufp, struct list *namelist) 2760{ 2761 char *name; 2762 int i; 2763 2764 if (namelist->list == 0 || (name = strsep(bufp, ".")) == NULL) { 2765 warnx("%s: incomplete specification", string); 2766 return (-1); 2767 } 2768 for (i = 0; i < namelist->size; i++) 2769 if (namelist->list[i].ctl_name != NULL && 2770 strcmp(name, namelist->list[i].ctl_name) == 0) 2771 break; 2772 if (i == namelist->size) { 2773 warnx("%s level name %s in %s is invalid", level, name, string); 2774 return (-1); 2775 } 2776 return (i); 2777} 2778 2779void 2780usage(void) 2781{ 2782 2783 (void)fprintf(stderr, 2784 "usage: sysctl [-Aan]\n" 2785 " sysctl [-n] name ...\n" 2786 " sysctl [-nq] name=value ...\n"); 2787 exit(1); 2788} 2789