Annotation of src/usr.bin/kdump/kdump.c, Revision 1.89
1.89 ! guenther 1: /* $OpenBSD: kdump.c,v 1.88 2014/08/18 03:29:53 guenther Exp $ */
1.4 deraadt 2:
1.1 deraadt 3: /*-
4: * Copyright (c) 1988, 1993
5: * The Regents of the University of California. All rights reserved.
6: *
7: * Redistribution and use in source and binary forms, with or without
8: * modification, are permitted provided that the following conditions
9: * are met:
10: * 1. Redistributions of source code must retain the above copyright
11: * notice, this list of conditions and the following disclaimer.
12: * 2. Redistributions in binary form must reproduce the above copyright
13: * notice, this list of conditions and the following disclaimer in the
14: * documentation and/or other materials provided with the distribution.
1.21 millert 15: * 3. Neither the name of the University nor the names of its contributors
1.1 deraadt 16: * may be used to endorse or promote products derived from this software
17: * without specific prior written permission.
18: *
19: * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
20: * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
21: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
22: * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
23: * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
24: * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
25: * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
26: * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
27: * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
28: * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
29: * SUCH DAMAGE.
30: */
31:
32: #include <sys/param.h>
33: #include <sys/time.h>
34: #include <sys/uio.h>
35: #include <sys/ktrace.h>
36: #include <sys/ioctl.h>
1.62 otto 37: #include <sys/malloc.h>
38: #include <sys/namei.h>
1.1 deraadt 39: #include <sys/ptrace.h>
1.62 otto 40: #include <sys/sem.h>
41: #include <sys/shm.h>
1.51 otto 42: #include <sys/socket.h>
1.28 deraadt 43: #include <sys/sysctl.h>
1.63 deraadt 44: #include <sys/siginfo.h>
1.62 otto 45: #include <sys/vmmeter.h>
46: #include <sys/tty.h>
1.82 guenther 47: #include <sys/wait.h>
1.1 deraadt 48: #define _KERNEL
1.84 guenther 49: #include <errno.h>
1.1 deraadt 50: #undef _KERNEL
1.62 otto 51: #include <ddb/db_var.h>
52: #include <machine/cpu.h>
1.1 deraadt 53:
1.33 tedu 54: #include <ctype.h>
1.1 deraadt 55: #include <err.h>
1.61 matthew 56: #include <fcntl.h>
1.64 guenther 57: #include <limits.h>
1.77 guenther 58: #include <poll.h>
1.1 deraadt 59: #include <signal.h>
60: #include <stdio.h>
61: #include <stdlib.h>
1.55 otto 62: #include <stdint.h>
1.1 deraadt 63: #include <string.h>
64: #include <unistd.h>
65: #include <vis.h>
66:
67: #include "ktrace.h"
1.22 deraadt 68: #include "kdump.h"
1.51 otto 69: #include "kdump_subr.h"
1.12 espie 70: #include "extern.h"
1.1 deraadt 71:
1.67 mikeb 72: int timestamp, decimal, iohex, fancy = 1, maxdata = INT_MAX;
73: int needtid, resolv, tail;
1.1 deraadt 74: char *tracefile = DEF_TRACEFILE;
75: struct ktr_header ktr_header;
1.85 guenther 76: pid_t pid_opt = -1;
1.1 deraadt 77:
78: #define eqs(s1, s2) (strcmp((s1), (s2)) == 0)
79:
80: #include <sys/syscall.h>
81:
1.25 mickey 82: #include <compat/linux/linux_syscall.h>
1.1 deraadt 83:
84: #define KTRACE
1.19 mickey 85: #define PTRACE
1.7 deraadt 86: #define NFSCLIENT
87: #define NFSSERVER
88: #define SYSVSEM
89: #define SYSVMSG
90: #define SYSVSHM
91: #define LFS
1.25 mickey 92: #include <kern/syscalls.c>
1.1 deraadt 93:
1.25 mickey 94: #include <compat/linux/linux_syscalls.c>
1.1 deraadt 95: #undef KTRACE
1.19 mickey 96: #undef PTRACE
1.7 deraadt 97: #undef NFSCLIENT
98: #undef NFSSERVER
99: #undef SYSVSEM
100: #undef SYSVMSG
101: #undef SYSVSHM
102: #undef LFS
1.1 deraadt 103:
104: struct emulation {
105: char *name; /* Emulation name */
106: char **sysnames; /* Array of system call names */
107: int nsysnames; /* Number of */
108: };
109:
110: static struct emulation emulations[] = {
1.9 deraadt 111: { "native", syscallnames, SYS_MAXSYSCALL },
112: { "linux", linux_syscallnames, LINUX_SYS_MAXSYSCALL },
1.49 miod 113: { NULL, NULL, 0 }
1.1 deraadt 114: };
115:
1.59 otto 116: static struct emulation *current;
1.60 otto 117: static struct emulation *def_emul;
1.59 otto 118:
119: struct pid_emul {
120: struct emulation *e;
121: pid_t p;
122: };
123:
124: static struct pid_emul *pe_table;
125: static size_t pe_size;
1.1 deraadt 126:
127:
128: static char *ptrace_ops[] = {
129: "PT_TRACE_ME", "PT_READ_I", "PT_READ_D", "PT_READ_U",
130: "PT_WRITE_I", "PT_WRITE_D", "PT_WRITE_U", "PT_CONTINUE",
1.15 art 131: "PT_KILL", "PT_ATTACH", "PT_DETACH", "PT_IO",
1.64 guenther 132: "PT_SET_EVENT_MASK", "PT_GET_EVENT_MASK", "PT_GET_PROCESS_STATE",
1.71 guenther 133: "PT_GET_THREAD_FIRST", "PT_GET_THREAD_NEXT",
1.1 deraadt 134: };
135:
1.52 otto 136: static int narg;
137: static register_t *ap;
138: static char sep;
139:
1.59 otto 140: static void mappidtoemul(pid_t, struct emulation *);
141: static struct emulation * findemul(pid_t);
1.37 tedu 142: static int fread_tail(void *, size_t, size_t);
1.13 millert 143: static void dumpheader(struct ktr_header *);
144: static void ktrcsw(struct ktr_csw *);
1.37 tedu 145: static void ktremul(char *, size_t);
146: static void ktrgenio(struct ktr_genio *, size_t);
147: static void ktrnamei(const char *, size_t);
1.13 millert 148: static void ktrpsig(struct ktr_psig *);
149: static void ktrsyscall(struct ktr_syscall *);
1.62 otto 150: static const char *kresolvsysctl(int, int *, int);
1.13 millert 151: static void ktrsysret(struct ktr_sysret *);
1.81 miod 152: static void ktruser(struct ktr_user *, size_t);
1.13 millert 153: static void setemul(const char *);
154: static void usage(void);
1.61 matthew 155: static void atfd(int);
1.77 guenther 156: static void polltimeout(int);
1.82 guenther 157: static void pgid(int);
158: static void wait4pid(int);
1.83 guenther 159: static void signame(int);
160: static void semctlname(int);
161: static void shmctlname(int);
162: static void semgetname(int);
163: static void flagsandmodename(int, int);
164: static void clockname(int);
165: static void sockoptlevelname(int);
1.88 guenther 166: static void ktraceopname(int);
1.12 espie 167:
1.1 deraadt 168: int
1.17 deraadt 169: main(int argc, char *argv[])
1.1 deraadt 170: {
1.37 tedu 171: int ch, silent;
172: size_t ktrlen, size;
1.17 deraadt 173: int trpoints = ALL_POINTS;
1.12 espie 174: void *m;
1.1 deraadt 175:
1.60 otto 176: def_emul = current = &emulations[0]; /* native */
1.1 deraadt 177:
1.67 mikeb 178: while ((ch = getopt(argc, argv, "e:f:dHlm:nrRp:Tt:xX")) != -1)
1.1 deraadt 179: switch (ch) {
180: case 'e':
181: setemul(optarg);
1.60 otto 182: def_emul = current;
1.1 deraadt 183: break;
184: case 'f':
185: tracefile = optarg;
186: break;
187: case 'd':
188: decimal = 1;
189: break;
1.67 mikeb 190: case 'H':
191: needtid = 1;
192: break;
1.1 deraadt 193: case 'l':
194: tail = 1;
195: break;
196: case 'm':
197: maxdata = atoi(optarg);
198: break;
199: case 'n':
200: fancy = 0;
201: break;
1.17 deraadt 202: case 'p':
1.85 guenther 203: pid_opt = atoi(optarg);
1.17 deraadt 204: break;
1.55 otto 205: case 'r':
206: resolv = 1;
207: break;
1.1 deraadt 208: case 'R':
209: timestamp = 2; /* relative timestamp */
210: break;
211: case 'T':
212: timestamp = 1;
213: break;
214: case 't':
215: trpoints = getpoints(optarg);
216: if (trpoints < 0)
217: errx(1, "unknown trace point in %s", optarg);
218: break;
1.31 tedu 219: case 'x':
220: iohex = 1;
221: break;
222: case 'X':
223: iohex = 2;
224: break;
1.1 deraadt 225: default:
226: usage();
227: }
1.5 deraadt 228: if (argc > optind)
1.1 deraadt 229: usage();
230:
1.37 tedu 231: m = malloc(size = 1025);
1.1 deraadt 232: if (m == NULL)
1.37 tedu 233: err(1, NULL);
1.1 deraadt 234: if (!freopen(tracefile, "r", stdin))
235: err(1, "%s", tracefile);
1.67 mikeb 236: if (fread_tail(&ktr_header, sizeof(struct ktr_header), 1) == 0 ||
237: ktr_header.ktr_type != htobe32(KTR_START))
238: errx(1, "%s: not a dump", tracefile);
1.1 deraadt 239: while (fread_tail(&ktr_header, sizeof(struct ktr_header), 1)) {
1.17 deraadt 240: silent = 0;
1.59 otto 241: if (pe_size == 0)
242: mappidtoemul(ktr_header.ktr_pid, current);
1.85 guenther 243: if (pid_opt != -1 && pid_opt != ktr_header.ktr_pid)
1.17 deraadt 244: silent = 1;
245: if (silent == 0 && trpoints & (1<<ktr_header.ktr_type))
1.1 deraadt 246: dumpheader(&ktr_header);
1.37 tedu 247: ktrlen = ktr_header.ktr_len;
1.1 deraadt 248: if (ktrlen > size) {
1.23 tedu 249: void *newm;
250:
1.64 guenther 251: if (ktrlen == SIZE_MAX)
252: errx(1, "data too long");
1.23 tedu 253: newm = realloc(m, ktrlen+1);
254: if (newm == NULL)
1.66 deraadt 255: err(1, "realloc");
1.23 tedu 256: m = newm;
1.1 deraadt 257: size = ktrlen;
258: }
259: if (ktrlen && fread_tail(m, ktrlen, 1) == 0)
260: errx(1, "data too short");
1.17 deraadt 261: if (silent)
262: continue;
1.1 deraadt 263: if ((trpoints & (1<<ktr_header.ktr_type)) == 0)
264: continue;
1.59 otto 265: current = findemul(ktr_header.ktr_pid);
1.1 deraadt 266: switch (ktr_header.ktr_type) {
267: case KTR_SYSCALL:
268: ktrsyscall((struct ktr_syscall *)m);
269: break;
270: case KTR_SYSRET:
271: ktrsysret((struct ktr_sysret *)m);
272: break;
273: case KTR_NAMEI:
274: ktrnamei(m, ktrlen);
275: break;
276: case KTR_GENIO:
277: ktrgenio((struct ktr_genio *)m, ktrlen);
278: break;
279: case KTR_PSIG:
280: ktrpsig((struct ktr_psig *)m);
281: break;
282: case KTR_CSW:
283: ktrcsw((struct ktr_csw *)m);
284: break;
285: case KTR_EMUL:
286: ktremul(m, ktrlen);
1.59 otto 287: mappidtoemul(ktr_header.ktr_pid, current);
1.1 deraadt 288: break;
1.55 otto 289: case KTR_STRUCT:
290: ktrstruct(m, ktrlen);
291: break;
1.81 miod 292: case KTR_USER:
293: ktruser(m, ktrlen);
294: break;
1.1 deraadt 295: }
296: if (tail)
297: (void)fflush(stdout);
298: }
1.12 espie 299: exit(0);
1.1 deraadt 300: }
301:
1.59 otto 302: static void
303: mappidtoemul(pid_t pid, struct emulation *emul)
304: {
305: size_t i;
306: struct pid_emul *tmp;
307:
308: for (i = 0; i < pe_size; i++) {
309: if (pe_table[i].p == pid) {
310: pe_table[i].e = emul;
311: return;
312: }
313: }
314: tmp = realloc(pe_table, (pe_size + 1) * sizeof(*pe_table));
315: if (tmp == NULL)
316: err(1, NULL);
317: pe_table = tmp;
318: pe_table[pe_size].p = pid;
319: pe_table[pe_size].e = emul;
320: pe_size++;
321: }
322:
323: static struct emulation*
324: findemul(pid_t pid)
325: {
326: size_t i;
327:
328: for (i = 0; i < pe_size; i++)
329: if (pe_table[i].p == pid)
330: return pe_table[i].e;
1.60 otto 331: return def_emul;
1.59 otto 332: }
333:
1.12 espie 334: static int
1.37 tedu 335: fread_tail(void *buf, size_t size, size_t num)
1.1 deraadt 336: {
337: int i;
338:
339: while ((i = fread(buf, size, num, stdin)) == 0 && tail) {
340: (void)sleep(1);
341: clearerr(stdin);
342: }
343: return (i);
344: }
345:
1.12 espie 346: static void
1.17 deraadt 347: dumpheader(struct ktr_header *kth)
1.1 deraadt 348: {
1.67 mikeb 349: static struct timespec prevtime;
1.1 deraadt 350: char unknown[64], *type;
1.67 mikeb 351: struct timespec temp;
1.1 deraadt 352:
353: switch (kth->ktr_type) {
354: case KTR_SYSCALL:
355: type = "CALL";
356: break;
357: case KTR_SYSRET:
358: type = "RET ";
359: break;
360: case KTR_NAMEI:
361: type = "NAMI";
362: break;
363: case KTR_GENIO:
364: type = "GIO ";
365: break;
366: case KTR_PSIG:
367: type = "PSIG";
368: break;
369: case KTR_CSW:
370: type = "CSW";
371: break;
372: case KTR_EMUL:
373: type = "EMUL";
374: break;
1.55 otto 375: case KTR_STRUCT:
376: type = "STRU";
377: break;
1.81 miod 378: case KTR_USER:
379: type = "USER";
380: break;
1.1 deraadt 381: default:
1.17 deraadt 382: (void)snprintf(unknown, sizeof unknown, "UNKNOWN(%d)",
383: kth->ktr_type);
1.1 deraadt 384: type = unknown;
385: }
386:
1.67 mikeb 387: (void)printf("%6ld", (long)kth->ktr_pid);
388: if (needtid)
1.69 mikeb 389: (void)printf("/%-7ld", (long)kth->ktr_tid);
1.67 mikeb 390: (void)printf(" %-8.*s ", MAXCOMLEN, kth->ktr_comm);
1.1 deraadt 391: if (timestamp) {
392: if (timestamp == 2) {
1.67 mikeb 393: timespecsub(&kth->ktr_time, &prevtime, &temp);
1.1 deraadt 394: prevtime = kth->ktr_time;
395: } else
396: temp = kth->ktr_time;
1.79 deraadt 397: printf("%lld.%06ld ", (long long)temp.tv_sec,
398: temp.tv_nsec / 1000);
1.1 deraadt 399: }
400: (void)printf("%s ", type);
401: }
402:
1.12 espie 403: static void
1.17 deraadt 404: ioctldecode(u_long cmd)
1.2 deraadt 405: {
406: char dirbuf[4], *dir = dirbuf;
407:
1.6 deraadt 408: if (cmd & IOC_IN)
409: *dir++ = 'W';
1.2 deraadt 410: if (cmd & IOC_OUT)
411: *dir++ = 'R';
412: *dir = '\0';
413:
1.33 tedu 414: printf(decimal ? ",_IO%s('%c',%lu" : ",_IO%s('%c',%#lx",
415: dirbuf, (int)((cmd >> 8) & 0xff), cmd & 0xff);
1.2 deraadt 416: if ((cmd & IOC_VOID) == 0)
1.34 tedu 417: printf(decimal ? ",%lu)" : ",%#lx)", (cmd >> 16) & 0xff);
1.2 deraadt 418: else
419: printf(")");
420: }
1.1 deraadt 421:
1.52 otto 422: static void
423: ptracedecode(void)
424: {
425: if (*ap >= 0 && *ap <
426: sizeof(ptrace_ops) / sizeof(ptrace_ops[0]))
427: (void)printf("%s", ptrace_ops[*ap]);
428: else switch(*ap) {
429: #ifdef PT_GETFPREGS
430: case PT_GETFPREGS:
431: (void)printf("PT_GETFPREGS");
432: break;
433: #endif
434: case PT_GETREGS:
435: (void)printf("PT_GETREGS");
436: break;
1.75 guenther 437: #ifdef PT_GETXMMREGS
438: case PT_GETXMMREGS:
439: (void)printf("PT_GETXMMREGS");
440: break;
441: #endif
1.52 otto 442: #ifdef PT_SETFPREGS
443: case PT_SETFPREGS:
444: (void)printf("PT_SETFPREGS");
445: break;
446: #endif
447: case PT_SETREGS:
448: (void)printf("PT_SETREGS");
449: break;
1.75 guenther 450: #ifdef PT_SETXMMREGS
451: case PT_SETXMMREGS:
452: (void)printf("PT_SETXMMREGS");
453: break;
454: #endif
1.52 otto 455: #ifdef PT_STEP
456: case PT_STEP:
457: (void)printf("PT_STEP");
458: break;
459: #endif
460: #ifdef PT_WCOOKIE
461: case PT_WCOOKIE:
462: (void)printf("PT_WCOOKIE");
463: break;
464: #endif
465: default:
466: (void)printf("%ld", (long)*ap);
467: break;
468: }
469: sep = ',';
470: ap++;
471: narg--;
472: }
473:
474: static void
475: pn(void (*f)(int))
476: {
477: if (sep)
478: (void)putchar(sep);
479: if (fancy && f != NULL)
480: f((int)*ap);
481: else if (decimal)
482: (void)printf("%ld", (long)*ap);
483: else
484: (void)printf("%#lx", (long)*ap);
485: ap++;
486: narg--;
487: sep = ',';
488: }
489:
490: #ifdef __LP64__
491: #define plln() pn(NULL)
492: #elif _BYTE_ORDER == _LITTLE_ENDIAN
493: static void
494: plln(void)
495: {
496: long long val = ((long long)*ap) & 0xffffffff;
497: ap++;
498: val |= ((long long)*ap) << 32;
499: ap++;
500: narg -= 2;
501: if (sep)
502: (void)putchar(sep);
503: if (decimal)
504: (void)printf("%lld", val);
505: else
506: (void)printf("%#llx", val);
507: sep = ',';
508: }
509: #else
510: static void
511: plln(void)
512: {
513: long long val = ((long long)*ap) << 32;
514: ap++;
515: val |= ((long long)*ap) & 0xffffffff;
516: ap++;
517: narg -= 2;
518: if (sep)
519: (void)putchar(sep);
520: if (decimal)
521: (void)printf("%lld", val);
522: else
523: (void)printf("%#llx", val);
524: sep = ',';
525: }
526: #endif
1.51 otto 527:
1.12 espie 528: static void
1.17 deraadt 529: ktrsyscall(struct ktr_syscall *ktr)
1.1 deraadt 530: {
1.52 otto 531: narg = ktr->ktr_argsize / sizeof(register_t);
532: sep = '\0';
1.1 deraadt 533:
534: if (ktr->ktr_code >= current->nsysnames || ktr->ktr_code < 0)
535: (void)printf("[%d]", ktr->ktr_code);
536: else
537: (void)printf("%s", current->sysnames[ktr->ktr_code]);
538: ap = (register_t *)((char *)ktr + sizeof(struct ktr_syscall));
1.27 mickey 539: (void)putchar('(');
1.52 otto 540:
1.54 otto 541: if (current != &emulations[0])
542: goto nonnative;
543:
1.52 otto 544: switch (ktr->ktr_code) {
545: case SYS_ioctl: {
546: const char *cp;
547:
548: pn(NULL);
549: if (!fancy)
550: break;
551: if ((cp = ioctlname(*ap)) != NULL)
552: (void)printf(",%s", cp);
553: else
554: ioctldecode(*ap);
555: ap++;
556: narg--;
557: break;
558: }
559: case SYS___sysctl: {
1.62 otto 560: const char *s;
561: int *np, n, i, *top;
1.52 otto 562:
563: if (!fancy)
564: break;
565: n = ap[1];
566: if (n > CTL_MAXNAME)
567: n = CTL_MAXNAME;
1.62 otto 568: np = top = (int *)(ap + 6);
569: for (i = 0; n--; np++, i++) {
1.52 otto 570: if (sep)
571: putchar(sep);
1.62 otto 572: if (resolv && (s = kresolvsysctl(i, top, *np)) != NULL)
573: printf("%s", s);
574: else
575: printf("%d", *np);
1.52 otto 576: sep = '.';
1.1 deraadt 577: }
1.52 otto 578:
579: sep = ',';
580: ap += 2;
581: narg -= 2;
582: break;
583: }
584: case SYS_ptrace:
585: if (!fancy)
586: break;
587: ptracedecode();
588: break;
1.89 ! guenther 589: case SYS_accept4:
! 590: pn(NULL);
! 591: pn(NULL);
! 592: pn(NULL);
! 593: pn(sockflagsname);
! 594: break;
1.52 otto 595: case SYS_access:
596: pn(NULL);
597: pn(accessmodename);
598: break;
599: case SYS_chmod:
600: case SYS_fchmod:
1.87 guenther 601: case SYS_mkdir:
602: case SYS_mkfifo:
603: case SYS_mknod:
1.61 matthew 604: pn(NULL);
1.87 guenther 605: pn(modename);
606: break;
607: case SYS_umask:
1.52 otto 608: pn(modename);
609: break;
1.89 ! guenther 610: case SYS_dup3:
! 611: pn(NULL);
! 612: pn(NULL);
! 613: pn(flagsname);
! 614: break;
1.52 otto 615: case SYS_fcntl: {
616: int cmd;
617: int arg;
618: pn(NULL);
619: if (!fancy)
620: break;
621: cmd = ap[0];
622: arg = ap[1];
623: (void)putchar(',');
624: fcntlcmdname(cmd, arg);
625: ap += 2;
626: narg -= 2;
627: break;
628: }
629: case SYS_flock:
630: pn(NULL);
631: pn(flockname);
632: break;
633: case SYS_getrlimit:
634: case SYS_setrlimit:
635: pn(rlimitname);
636: break;
637: case SYS_getsockopt:
638: case SYS_setsockopt: {
639: int level;
640:
641: pn(NULL);
642: level = *ap;
643: pn(sockoptlevelname);
644: if (level == SOL_SOCKET)
645: pn(sockoptname);
646: break;
647: }
648: case SYS_kill:
1.82 guenther 649: pn(pgid);
1.52 otto 650: pn(signame);
651: break;
652: case SYS_lseek:
653: pn(NULL);
654: /* skip padding */
655: ap++;
656: narg--;
657: plln();
658: pn(whencename);
659: break;
660: case SYS_madvise:
661: pn(NULL);
662: pn(NULL);
663: pn(madvisebehavname);
664: break;
665: case SYS_minherit:
666: pn(NULL);
667: pn(NULL);
668: pn(minheritname);
669: break;
670: case SYS_mlockall:
671: pn(mlockallname);
672: break;
673: case SYS_mmap:
1.88 guenther 674: case SYS_mquery:
1.52 otto 675: pn(NULL);
676: pn(NULL);
677: pn(mmapprotname);
678: pn(mmapflagsname);
679: pn(NULL);
680: /* skip padding */
681: ap++;
682: narg--;
683: plln();
684: break;
685: case SYS_mprotect:
686: pn(NULL);
687: pn(NULL);
688: pn(mmapprotname);
689: break;
690: case SYS_msync:
691: pn(NULL);
692: pn(NULL);
693: pn(msyncflagsname);
694: break;
695: case SYS_msgctl:
696: pn(NULL);
697: pn(shmctlname);
698: break;
699: case SYS_open: {
700: int flags;
701: int mode;
702:
703: pn(NULL);
704: if (!fancy)
705: break;
706: flags = ap[0];
707: mode = ap[1];
708: (void)putchar(',');
709: flagsandmodename(flags, mode);
710: ap += 2;
711: narg -= 2;
712: break;
713: }
1.89 ! guenther 714: case SYS_pipe2:
! 715: pn(NULL);
! 716: pn(flagsname);
! 717: break;
1.52 otto 718: case SYS_pread:
719: case SYS_preadv:
720: case SYS_pwrite:
721: case SYS_pwritev:
722: pn(NULL);
723: pn(NULL);
724: pn(NULL);
725: /* skip padding */
726: ap++;
727: narg--;
728: plln();
729: break;
730: case SYS_recvmsg:
731: case SYS_sendmsg:
732: pn(NULL);
733: pn(NULL);
734: pn(sendrecvflagsname);
735: break;
736: case SYS_recvfrom:
737: case SYS_sendto:
738: pn(NULL);
739: pn(NULL);
740: pn(NULL);
741: pn(sendrecvflagsname);
742: break;
1.77 guenther 743: case SYS_shutdown:
744: pn(NULL);
745: pn(shutdownhowname);
746: break;
1.52 otto 747: case SYS___semctl:
748: pn(NULL);
749: pn(NULL);
750: pn(semctlname);
751: break;
752: case SYS_semget:
753: pn(NULL);
754: pn(NULL);
755: pn(semgetname);
756: break;
757: case SYS_shmat:
758: pn(NULL);
759: pn(NULL);
760: pn(shmatname);
761: break;
762: case SYS_shmctl:
763: pn(NULL);
764: pn(shmctlname);
765: break;
1.64 guenther 766: case SYS_clock_gettime:
767: case SYS_clock_settime:
768: case SYS_clock_getres:
769: pn(clockname);
770: break;
1.77 guenther 771: case SYS_poll:
772: pn(NULL);
773: pn(NULL);
774: pn(polltimeout);
775: break;
1.52 otto 776: case SYS_sigaction:
777: pn(signame);
778: break;
779: case SYS_sigprocmask:
780: pn(sigprocmaskhowname);
1.64 guenther 781: pn(sigset);
782: break;
783: case SYS_sigsuspend:
784: pn(sigset);
1.52 otto 785: break;
786: case SYS_socket: {
787: int sockdomain = *ap;
788:
789: pn(sockdomainname);
790: pn(socktypename);
791: if (sockdomain == PF_INET || sockdomain == PF_INET6)
792: pn(sockipprotoname);
793: break;
794: }
795: case SYS_socketpair:
796: pn(sockdomainname);
797: pn(socktypename);
798: break;
799: case SYS_truncate:
800: case SYS_ftruncate:
801: pn(NULL);
802: /* skip padding */
803: ap++;
804: narg--;
805: plln();
806: break;
807: case SYS_wait4:
1.82 guenther 808: pn(wait4pid);
1.52 otto 809: pn(NULL);
810: pn(wait4optname);
811: break;
1.77 guenther 812: case SYS_getrusage:
813: pn(rusagewho);
814: break;
1.64 guenther 815: case SYS___thrsleep:
816: pn(NULL);
817: pn(clockname);
818: break;
819: case SYS___thrsigdivert:
820: pn(sigset);
821: break;
1.61 matthew 822: case SYS_faccessat:
823: pn(atfd);
824: pn(NULL);
825: pn(accessmodename);
826: pn(atflagsname);
827: break;
828: case SYS_fchmodat:
829: pn(atfd);
830: pn(NULL);
831: pn(modename);
832: pn(atflagsname);
833: break;
834: case SYS_fchownat:
835: pn(atfd);
836: pn(NULL);
837: pn(NULL);
838: pn(NULL);
839: pn(atflagsname);
840: break;
841: case SYS_fstatat:
842: pn(atfd);
843: pn(NULL);
844: pn(NULL);
845: pn(atflagsname);
846: break;
847: case SYS_linkat:
848: pn(atfd);
849: pn(NULL);
850: pn(atfd);
851: pn(NULL);
852: pn(atflagsname);
853: break;
854: case SYS_mkdirat:
855: case SYS_mkfifoat:
856: case SYS_mknodat:
857: pn(atfd);
858: pn(NULL);
859: pn(modename);
860: break;
861: case SYS_openat: {
862: int flags;
863: int mode;
864:
865: pn(atfd);
866: pn(NULL);
867: if (!fancy)
868: break;
869: flags = ap[0];
870: mode = ap[1];
871: (void)putchar(',');
872: flagsandmodename(flags, mode);
873: ap += 2;
874: narg -= 2;
875: break;
876: }
877: case SYS_readlinkat:
878: pn(atfd);
879: break;
880: case SYS_renameat:
881: pn(atfd);
882: pn(NULL);
883: pn(atfd);
884: break;
885: case SYS_symlinkat:
886: pn(NULL);
887: pn(atfd);
888: break;
889: case SYS_unlinkat:
890: pn(atfd);
891: pn(NULL);
892: pn(atflagsname);
893: break;
894: case SYS_utimensat:
895: pn(atfd);
896: pn(NULL);
897: pn(NULL);
898: pn(atflagsname);
899: break;
1.77 guenther 900: case SYS_pathconf:
901: case SYS_fpathconf:
902: pn(NULL);
903: pn(pathconfname);
1.86 guenther 904: break;
905: case SYS_ktrace:
906: pn(NULL);
1.88 guenther 907: pn(ktraceopname);
1.86 guenther 908: pn(ktracefacname);
909: pn(pgid);
910: break;
911: case SYS_setitimer:
912: case SYS_getitimer:
913: pn(itimername);
1.77 guenther 914: break;
1.52 otto 915: }
916:
1.54 otto 917: nonnative:
1.52 otto 918: while (narg) {
919: if (sep)
920: putchar(sep);
921: if (decimal)
922: (void)printf("%ld", (long)*ap);
923: else
924: (void)printf("%#lx", (long)*ap);
925: sep = ',';
926: ap++;
927: narg--;
1.1 deraadt 928: }
1.27 mickey 929: (void)printf(")\n");
1.62 otto 930: }
931:
932: static struct ctlname topname[] = CTL_NAMES;
933: static struct ctlname kernname[] = CTL_KERN_NAMES;
934: static struct ctlname vmname[] = CTL_VM_NAMES;
935: static struct ctlname fsname[] = CTL_FS_NAMES;
936: static struct ctlname netname[] = CTL_NET_NAMES;
937: static struct ctlname hwname[] = CTL_HW_NAMES;
938: static struct ctlname debugname[CTL_DEBUG_MAXID];
939: static struct ctlname kernmallocname[] = CTL_KERN_MALLOC_NAMES;
940: static struct ctlname forkstatname[] = CTL_KERN_FORKSTAT_NAMES;
941: static struct ctlname nchstatsname[] = CTL_KERN_NCHSTATS_NAMES;
1.88 guenther 942: static struct ctlname kernprocname[] = {
1.64 guenther 943: { NULL },
944: { "all" },
945: { "pid" },
946: { "pgrp" },
947: { "session" },
948: { "tty" },
949: { "uid" },
950: { "ruid" },
1.77 guenther 951: { "kthread" },
1.64 guenther 952: };
1.62 otto 953: static struct ctlname ttysname[] = CTL_KERN_TTY_NAMES;
954: static struct ctlname semname[] = CTL_KERN_SEMINFO_NAMES;
955: static struct ctlname shmname[] = CTL_KERN_SHMINFO_NAMES;
956: static struct ctlname watchdogname[] = CTL_KERN_WATCHDOG_NAMES;
957: static struct ctlname tcname[] = CTL_KERN_TIMECOUNTER_NAMES;
958: #ifdef CTL_MACHDEP_NAMES
959: static struct ctlname machdepname[] = CTL_MACHDEP_NAMES;
960: #endif
961: static struct ctlname ddbname[] = CTL_DDB_NAMES;
962:
963: #ifndef nitems
964: #define nitems(_a) (sizeof((_a)) / sizeof((_a)[0]))
965: #endif
966:
967: #define SETNAME(name) do { names = (name); limit = nitems(name); } while (0)
968:
969: static const char *
970: kresolvsysctl(int depth, int *top, int idx)
971: {
972: struct ctlname *names;
973: size_t limit;
974:
975: names = NULL;
976:
977: switch (depth) {
978: case 0:
979: SETNAME(topname);
980: break;
981: case 1:
982: switch (top[0]) {
983: case CTL_KERN:
984: SETNAME(kernname);
985: break;
986: case CTL_VM:
987: SETNAME(vmname);
988: break;
989: case CTL_FS:
990: SETNAME(fsname);
991: break;
992: case CTL_NET:
993: SETNAME(netname);
994: break;
995: case CTL_DEBUG:
996: SETNAME(debugname);
997: break;
998: case CTL_HW:
999: SETNAME(hwname);
1000: break;
1001: #ifdef CTL_MACHDEP_NAMES
1002: case CTL_MACHDEP:
1003: SETNAME(machdepname);
1004: break;
1005: #endif
1006: case CTL_DDB:
1007: SETNAME(ddbname);
1008: break;
1009: }
1010: break;
1011: case 2:
1012: switch (top[0]) {
1013: case CTL_KERN:
1014: switch (top[1]) {
1015: case KERN_MALLOCSTATS:
1016: SETNAME(kernmallocname);
1017: break;
1018: case KERN_FORKSTAT:
1019: SETNAME(forkstatname);
1020: break;
1021: case KERN_NCHSTATS:
1022: SETNAME(nchstatsname);
1023: break;
1024: case KERN_TTY:
1025: SETNAME(ttysname);
1026: break;
1027: case KERN_SEMINFO:
1028: SETNAME(semname);
1029: break;
1030: case KERN_SHMINFO:
1031: SETNAME(shmname);
1032: break;
1033: case KERN_WATCHDOG:
1034: SETNAME(watchdogname);
1035: break;
1.64 guenther 1036: case KERN_PROC:
1037: idx++; /* zero is valid at this level */
1038: SETNAME(kernprocname);
1039: break;
1.62 otto 1040: case KERN_TIMECOUNTER:
1041: SETNAME(tcname);
1042: break;
1043: }
1044: }
1045: break;
1046: }
1047: if (names != NULL && idx > 0 && idx < limit)
1048: return (names[idx].ctl_name);
1049: return (NULL);
1.1 deraadt 1050: }
1051:
1.12 espie 1052: static void
1.17 deraadt 1053: ktrsysret(struct ktr_sysret *ktr)
1.1 deraadt 1054: {
1.50 deraadt 1055: register_t ret = ktr->ktr_retval;
1.12 espie 1056: int error = ktr->ktr_error;
1057: int code = ktr->ktr_code;
1.1 deraadt 1058:
1059: if (code >= current->nsysnames || code < 0)
1060: (void)printf("[%d] ", code);
1.59 otto 1061: else {
1.1 deraadt 1062: (void)printf("%s ", current->sysnames[code]);
1.59 otto 1063: if (ret > 0 && (strcmp(current->sysnames[code], "fork") == 0 ||
1064: strcmp(current->sysnames[code], "vfork") == 0 ||
1.64 guenther 1065: strcmp(current->sysnames[code], "__tfork") == 0 ||
1.59 otto 1066: strcmp(current->sysnames[code], "clone") == 0))
1067: mappidtoemul(ret, current);
1068: }
1.1 deraadt 1069:
1070: if (error == 0) {
1071: if (fancy) {
1.64 guenther 1072: switch (current == &emulations[0] ? code : -1) {
1073: case SYS_sigprocmask:
1.73 guenther 1074: case SYS_sigpending:
1.64 guenther 1075: sigset(ret);
1076: break;
1077: case SYS___thrsigdivert:
1078: signame(ret);
1079: break;
1080: case -1: /* non-default emulation */
1081: default:
1082: (void)printf("%ld", (long)ret);
1083: if (ret < 0 || ret > 9)
1084: (void)printf("/%#lx", (long)ret);
1085: }
1.1 deraadt 1086: } else {
1087: if (decimal)
1.50 deraadt 1088: (void)printf("%ld", (long)ret);
1.1 deraadt 1089: else
1.50 deraadt 1090: (void)printf("%#lx", (long)ret);
1.1 deraadt 1091: }
1092: } else if (error == ERESTART)
1093: (void)printf("RESTART");
1094: else if (error == EJUSTRETURN)
1095: (void)printf("JUSTRETURN");
1096: else {
1097: (void)printf("-1 errno %d", ktr->ktr_error);
1098: if (fancy)
1099: (void)printf(" %s", strerror(ktr->ktr_error));
1100: }
1101: (void)putchar('\n');
1102: }
1103:
1.12 espie 1104: static void
1.37 tedu 1105: ktrnamei(const char *cp, size_t len)
1.1 deraadt 1106: {
1.37 tedu 1107: (void)printf("\"%.*s\"\n", (int)len, cp);
1.1 deraadt 1108: }
1109:
1.12 espie 1110: static void
1.37 tedu 1111: ktremul(char *cp, size_t len)
1.1 deraadt 1112: {
1113: char name[1024];
1114:
1115: if (len >= sizeof(name))
1116: errx(1, "Emulation name too long");
1117:
1118: strncpy(name, cp, len);
1119: name[len] = '\0';
1120: (void)printf("\"%s\"\n", name);
1121:
1122: setemul(name);
1123: }
1124:
1.12 espie 1125: static void
1.81 miod 1126: showbuf(unsigned char *dp, size_t datalen)
1.1 deraadt 1127: {
1.37 tedu 1128: int i, j;
1.81 miod 1129: static int screenwidth;
1.31 tedu 1130: int col = 0, width, bpl;
1.32 tedu 1131: unsigned char visbuf[5], *cp, c;
1.1 deraadt 1132:
1133: if (screenwidth == 0) {
1134: struct winsize ws;
1135:
1136: if (fancy && ioctl(fileno(stderr), TIOCGWINSZ, &ws) != -1 &&
1137: ws.ws_col > 8)
1138: screenwidth = ws.ws_col;
1139: else
1140: screenwidth = 80;
1141: }
1.31 tedu 1142: if (iohex == 1) {
1143: putchar('\t');
1144: col = 8;
1145: for (i = 0; i < datalen; i++) {
1.35 tedu 1146: printf("%02x", dp[i]);
1.31 tedu 1147: col += 3;
1148: if (i < datalen - 1) {
1149: if (col + 3 > screenwidth) {
1150: printf("\n\t");
1151: col = 8;
1152: } else
1153: putchar(' ');
1154: }
1155: }
1156: putchar('\n');
1157: return;
1158: }
1159: if (iohex == 2) {
1160: bpl = (screenwidth - 13)/4;
1161: if (bpl <= 0)
1162: bpl = 1;
1163: for (i = 0; i < datalen; i += bpl) {
1164: printf(" %04x: ", i);
1165: for (j = 0; j < bpl; j++) {
1166: if (i+j >= datalen)
1167: printf(" ");
1168: else
1.35 tedu 1169: printf("%02x ", dp[i+j]);
1.31 tedu 1170: }
1171: putchar(' ');
1172: for (j = 0; j < bpl; j++) {
1173: if (i+j >= datalen)
1174: break;
1175: c = dp[i+j];
1176: if (!isprint(c))
1177: c = '.';
1178: putchar(c);
1179: }
1180: putchar('\n');
1181: }
1182: return;
1183: }
1.1 deraadt 1184: (void)printf(" \"");
1185: col = 8;
1186: for (; datalen > 0; datalen--, dp++) {
1.31 tedu 1187: (void)vis(visbuf, *dp, VIS_CSTYLE, *(dp+1));
1.1 deraadt 1188: cp = visbuf;
1.17 deraadt 1189:
1.1 deraadt 1190: /*
1191: * Keep track of printables and
1192: * space chars (like fold(1)).
1193: */
1194: if (col == 0) {
1195: (void)putchar('\t');
1196: col = 8;
1197: }
1.17 deraadt 1198: switch (*cp) {
1.1 deraadt 1199: case '\n':
1200: col = 0;
1201: (void)putchar('\n');
1202: continue;
1203: case '\t':
1204: width = 8 - (col&07);
1205: break;
1206: default:
1207: width = strlen(cp);
1208: }
1209: if (col + width > (screenwidth-2)) {
1210: (void)printf("\\\n\t");
1211: col = 8;
1212: }
1213: col += width;
1214: do {
1215: (void)putchar(*cp++);
1216: } while (*cp);
1217: }
1218: if (col == 0)
1219: (void)printf(" ");
1220: (void)printf("\"\n");
1221: }
1222:
1.12 espie 1223: static void
1.81 miod 1224: ktrgenio(struct ktr_genio *ktr, size_t len)
1225: {
1226: unsigned char *dp = (unsigned char *)ktr + sizeof(struct ktr_genio);
1227: size_t datalen = len - sizeof(struct ktr_genio);
1228:
1229: printf("fd %d %s %zu bytes\n", ktr->ktr_fd,
1230: ktr->ktr_rw == UIO_READ ? "read" : "wrote", datalen);
1231: if (maxdata == 0)
1232: return;
1233: if (datalen > maxdata)
1234: datalen = maxdata;
1235: if (iohex && !datalen)
1236: return;
1237: showbuf(dp, datalen);
1238: }
1239:
1240: static void
1.17 deraadt 1241: ktrpsig(struct ktr_psig *psig)
1.1 deraadt 1242: {
1243: (void)printf("SIG%s ", sys_signame[psig->signo]);
1244: if (psig->action == SIG_DFL)
1.63 deraadt 1245: (void)printf("SIG_DFL");
1.64 guenther 1246: else {
1247: (void)printf("caught handler=0x%lx mask=",
1248: (u_long)psig->action);
1249: sigset(psig->mask);
1250: }
1.63 deraadt 1251: if (psig->code) {
1252: printf(" code ");
1253: if (fancy) {
1254: switch (psig->signo) {
1255: case SIGILL:
1256: sigill_name(psig->code);
1257: break;
1258: case SIGTRAP:
1259: sigtrap_name(psig->code);
1260: break;
1261: case SIGEMT:
1262: sigemt_name(psig->code);
1263: break;
1264: case SIGFPE:
1265: sigfpe_name(psig->code);
1266: break;
1267: case SIGBUS:
1268: sigbus_name(psig->code);
1269: break;
1270: case SIGSEGV:
1271: sigsegv_name(psig->code);
1272: break;
1273: case SIGCHLD:
1274: sigchld_name(psig->code);
1275: break;
1276: }
1277: }
1278: printf("<%d>", psig->code);
1279: }
1280:
1.14 deraadt 1281: switch (psig->signo) {
1282: case SIGSEGV:
1283: case SIGILL:
1284: case SIGBUS:
1285: case SIGFPE:
1286: printf(" addr=%p trapno=%d", psig->si.si_addr,
1287: psig->si.si_trapno);
1288: break;
1289: default:
1290: break;
1291: }
1292: printf("\n");
1.1 deraadt 1293: }
1294:
1.12 espie 1295: static void
1.17 deraadt 1296: ktrcsw(struct ktr_csw *cs)
1.1 deraadt 1297: {
1298: (void)printf("%s %s\n", cs->out ? "stop" : "resume",
1299: cs->user ? "user" : "kernel");
1300: }
1301:
1.64 guenther 1302: static void
1.81 miod 1303: ktruser(struct ktr_user *usr, size_t len)
1304: {
1305: len -= sizeof(struct ktr_user);
1306: printf("%.*s:", KTR_USER_MAXIDLEN, usr->ktr_id);
1307: printf(" %zu bytes\n", len);
1308: showbuf((unsigned char *)(usr + 1), len);
1309: }
1310:
1311: static void
1.17 deraadt 1312: usage(void)
1.1 deraadt 1313: {
1314:
1.19 mickey 1315: extern char *__progname;
1316: fprintf(stderr, "usage: %s "
1.68 jmc 1317: "[-dHlnRrTXx] [-e emulation] [-f file] [-m maxdata] [-p pid]\n"
1.81 miod 1318: "%*s[-t [ceinstuw]]\n",
1.51 otto 1319: __progname, (int)(sizeof("usage: ") + strlen(__progname)), "");
1.1 deraadt 1320: exit(1);
1321: }
1322:
1.12 espie 1323: static void
1.17 deraadt 1324: setemul(const char *name)
1.1 deraadt 1325: {
1326: int i;
1.17 deraadt 1327:
1.1 deraadt 1328: for (i = 0; emulations[i].name != NULL; i++)
1329: if (strcmp(emulations[i].name, name) == 0) {
1330: current = &emulations[i];
1331: return;
1332: }
1333: warnx("Emulation `%s' unknown", name);
1.61 matthew 1334: }
1335:
1336: static void
1337: atfd(int fd)
1338: {
1339: if (fd == AT_FDCWD)
1340: (void)printf("AT_FDCWD");
1341: else if (decimal)
1342: (void)printf("%d", fd);
1343: else
1344: (void)printf("%#x", fd);
1.77 guenther 1345: }
1346:
1347: static void
1348: polltimeout(int timeout)
1349: {
1350: if (timeout == INFTIM)
1351: (void)printf("INFTIM");
1352: else if (decimal)
1353: (void)printf("%d", timeout);
1354: else
1355: (void)printf("%#x", timeout);
1.82 guenther 1356: }
1357:
1358: static void
1359: pgid(int pid)
1360: {
1361: (void)printf("%d", pid);
1362: }
1363:
1364: static void
1365: wait4pid(int pid)
1366: {
1367: if (pid == WAIT_ANY)
1368: (void)printf("WAIT_ANY");
1369: else if (pid == WAIT_MYPGRP)
1370: (void)printf("WAIT_MYPGRP");
1371: else
1372: pgid(pid);
1.1 deraadt 1373: }
1.83 guenther 1374:
1375: static void
1376: signame(int sig)
1377: {
1378: if (sig > 0 && sig < NSIG)
1379: (void)printf("SIG%s", sys_signame[sig]);
1380: else
1381: (void)printf("SIG %d", sig);
1382: }
1383:
1.84 guenther 1384: void
1.83 guenther 1385: sigset(int ss)
1386: {
1387: int or = 0;
1388: int cnt = 0;
1389: int i;
1390:
1391: for (i = 1; i < NSIG; i++)
1392: if (sigismember(&ss, i))
1393: cnt++;
1394: if (cnt > (NSIG-1)/2) {
1395: ss = ~ss;
1396: putchar('~');
1397: }
1398:
1399: if (ss == 0) {
1400: (void)printf("0<>");
1401: return;
1402: }
1403:
1404: printf("%#x<", ss);
1405: for (i = 1; i < NSIG; i++)
1406: if (sigismember(&ss, i)) {
1407: if (or) putchar('|'); else or=1;
1408: signame(i);
1409: }
1410: printf(">");
1411: }
1412:
1413: static void
1414: semctlname(int cmd)
1415: {
1416: switch (cmd) {
1417: case GETNCNT:
1418: (void)printf("GETNCNT");
1419: break;
1420: case GETPID:
1421: (void)printf("GETPID");
1422: break;
1423: case GETVAL:
1424: (void)printf("GETVAL");
1425: break;
1426: case GETALL:
1427: (void)printf("GETALL");
1428: break;
1429: case GETZCNT:
1430: (void)printf("GETZCNT");
1431: break;
1432: case SETVAL:
1433: (void)printf("SETVAL");
1434: break;
1435: case SETALL:
1436: (void)printf("SETALL");
1437: break;
1438: case IPC_RMID:
1439: (void)printf("IPC_RMID");
1440: break;
1441: case IPC_SET:
1442: (void)printf("IPC_SET");
1443: break;
1444: case IPC_STAT:
1445: (void)printf("IPC_STAT");
1446: break;
1447: default: /* Should not reach */
1448: (void)printf("<invalid=%ld>", (long)cmd);
1449: }
1450: }
1451:
1452: static void
1.88 guenther 1453: shmctlname(int cmd)
1454: {
1.83 guenther 1455: switch (cmd) {
1456: case IPC_RMID:
1457: (void)printf("IPC_RMID");
1458: break;
1459: case IPC_SET:
1460: (void)printf("IPC_SET");
1461: break;
1462: case IPC_STAT:
1463: (void)printf("IPC_STAT");
1464: break;
1465: default: /* Should not reach */
1466: (void)printf("<invalid=%ld>", (long)cmd);
1467: }
1468: }
1469:
1470:
1471: static void
1.88 guenther 1472: semgetname(int flag)
1473: {
1.83 guenther 1474: int or = 0;
1475: if_print_or(flag, IPC_CREAT, or);
1476: if_print_or(flag, IPC_EXCL, or);
1477: if_print_or(flag, SEM_R, or);
1478: if_print_or(flag, SEM_A, or);
1479: if_print_or(flag, (SEM_R>>3), or);
1480: if_print_or(flag, (SEM_A>>3), or);
1481: if_print_or(flag, (SEM_R>>6), or);
1482: if_print_or(flag, (SEM_A>>6), or);
1483: }
1484:
1485:
1486: /*
1487: * Only used by SYS_open. Unless O_CREAT is set in flags, the
1488: * mode argument is unused (and often bogus and misleading).
1489: */
1490: static void
1.88 guenther 1491: flagsandmodename(int flags, int mode)
1492: {
1.89 ! guenther 1493: doflagsname(flags, 1);
1.83 guenther 1494: if ((flags & O_CREAT) == O_CREAT) {
1495: (void)putchar(',');
1496: modename (mode);
1497: } else if (!fancy) {
1498: (void)putchar(',');
1499: if (decimal) {
1500: (void)printf("<unused>%ld", (long)mode);
1501: } else {
1502: (void)printf("<unused>%#lx", (long)mode);
1503: }
1504: }
1505: }
1506:
1507: static void
1508: clockname(int clockid)
1509: {
1510: clocktypename(__CLOCK_TYPE(clockid));
1511: if (__CLOCK_PTID(clockid) != 0)
1512: printf("(%d)", __CLOCK_PTID(clockid));
1513: }
1514:
1515: /*
1516: * [g|s]etsockopt's level argument can either be SOL_SOCKET or a value
1517: * referring to a line in /etc/protocols . It might be appropriate
1518: * to use getprotoent(3) here.
1519: */
1520: static void
1521: sockoptlevelname(int level)
1522: {
1523: if (level == SOL_SOCKET) {
1524: (void)printf("SOL_SOCKET");
1525: } else {
1526: if (decimal) {
1527: (void)printf("%ld", (long)level);
1528: } else {
1529: (void)printf("%#lx", (long)level);
1530: }
1531: }
1532: }
1533:
1.88 guenther 1534: static void
1535: ktraceopname(int ops)
1536: {
1537: int invalid = 0;
1538:
1539: printf("%#x<", ops);
1540: switch (KTROP(ops)) {
1541: case KTROP_SET:
1542: printf("KTROP_SET");
1543: break;
1544: case KTROP_CLEAR:
1545: printf("KTROP_CLEAR");
1546: break;
1547: case KTROP_CLEARFILE:
1548: printf("KTROP_CLEARFILE");
1549: break;
1550: default:
1551: printf("KTROP(%d)", KTROP(ops));
1552: invalid = 1;
1553: break;
1554: }
1555: if (ops & KTRFLAG_DESCEND) printf ("|%s", "KTRFLAG_DESCEND");
1556: printf(">");
1557: if (invalid || (ops & ~(KTROP((unsigned)-1) | KTRFLAG_DESCEND)))
1558: (void)printf("<invalid>%ld", (long)ops);
1559: }