2 * Copyright (c) 1988, 1993
3 * The Regents of the University of California. All rights reserved.
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 * 3. All advertising materials mentioning features or use of this software
14 * must display the following acknowledgement:
15 * This product includes software developed by the University of
16 * California, Berkeley and its contributors.
17 * 4. Neither the name of the University nor the names of its contributors
18 * may be used to endorse or promote products derived from this software
19 * without specific prior written permission.
21 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
35 static const char copyright[] =
36 "@(#) Copyright (c) 1988, 1993\n\
37 The Regents of the University of California. All rights reserved.\n";
42 static char sccsid[] = "@(#)kdump.c 8.1 (Berkeley) 6/6/93";
45 #include <sys/cdefs.h>
46 __FBSDID("$FreeBSD$");
50 #include <sys/errno.h>
52 #include <sys/param.h>
53 #include <sys/errno.h>
58 #include <sys/ktrace.h>
59 #include <sys/ioctl.h>
60 #include <sys/socket.h>
64 #include <sys/types.h>
65 #include <netipx/ipx.h>
68 #include <netatalk/at.h>
70 #include <arpa/inet.h>
71 #include <netinet/in.h>
86 #include "kdump_subr.h"
88 int fread_tail(void *, int, int);
89 void dumpheader(struct ktr_header *);
90 void ktrsyscall(struct ktr_syscall *);
91 void ktrsysret(struct ktr_sysret *);
92 void ktrnamei(char *, int);
93 void hexdump(char *, int, int);
94 void visdump(char *, int, int);
95 void ktrgenio(struct ktr_genio *, int);
96 void ktrpsig(struct ktr_psig *);
97 void ktrcsw(struct ktr_csw *);
98 void ktruser(int, unsigned char *);
99 void ktrsockaddr(struct sockaddr *);
100 void ktrstat(struct stat *);
101 void ktrstruct(char *, size_t);
103 void sockfamilyname(int);
104 const char *ioctlname(u_long);
106 int timestamp, decimal, fancy = 1, suppressdata, tail, threads, maxdata,
108 const char *tracefile = DEF_TRACEFILE;
109 struct ktr_header ktr_header;
111 #define TIME_FORMAT "%b %e %T %Y"
112 #define eqs(s1, s2) (strcmp((s1), (s2)) == 0)
115 main(int argc, char *argv[])
117 int ch, ktrlen, size;
119 int trpoints = ALL_POINTS;
123 (void) setlocale(LC_CTYPE, "");
125 while ((ch = getopt(argc,argv,"f:dElm:np:HRrsTt:")) != -1)
137 maxdata = atoi(optarg);
152 timestamp = 3; /* elapsed timestamp */
158 timestamp = 2; /* relative timestamp */
164 trpoints = getpoints(optarg);
166 errx(1, "unknown trace point in %s", optarg);
175 m = (void *)malloc(size = 1025);
177 errx(1, "%s", strerror(ENOMEM));
178 if (!freopen(tracefile, "r", stdin))
179 err(1, "%s", tracefile);
181 while (fread_tail(&ktr_header, sizeof(struct ktr_header), 1)) {
182 if (ktr_header.ktr_type & KTR_DROP) {
183 ktr_header.ktr_type &= ~KTR_DROP;
184 if (!drop_logged && threads) {
186 "%6jd %6jd %-8.*s Events dropped.\n",
187 (intmax_t)ktr_header.ktr_pid,
188 ktr_header.ktr_tid > 0 ?
189 (intmax_t)ktr_header.ktr_tid : 0,
190 MAXCOMLEN, ktr_header.ktr_comm);
192 } else if (!drop_logged) {
193 (void)printf("%6jd %-8.*s Events dropped.\n",
194 (intmax_t)ktr_header.ktr_pid, MAXCOMLEN,
195 ktr_header.ktr_comm);
199 if (trpoints & (1<<ktr_header.ktr_type))
200 if (pid == 0 || ktr_header.ktr_pid == pid)
201 dumpheader(&ktr_header);
202 if ((ktrlen = ktr_header.ktr_len) < 0)
203 errx(1, "bogus length 0x%x", ktrlen);
205 m = (void *)realloc(m, ktrlen+1);
207 errx(1, "%s", strerror(ENOMEM));
210 if (ktrlen && fread_tail(m, ktrlen, 1) == 0)
211 errx(1, "data too short");
212 if (pid && ktr_header.ktr_pid != pid)
214 if ((trpoints & (1<<ktr_header.ktr_type)) == 0)
217 switch (ktr_header.ktr_type) {
219 ktrsyscall((struct ktr_syscall *)m);
222 ktrsysret((struct ktr_sysret *)m);
229 ktrgenio((struct ktr_genio *)m, ktrlen);
232 ktrpsig((struct ktr_psig *)m);
235 ktrcsw((struct ktr_csw *)m);
241 ktrstruct(m, ktrlen);
248 (void)fflush(stdout);
254 fread_tail(void *buf, int size, int num)
258 while ((i = fread(buf, size, num, stdin)) == 0 && tail) {
266 dumpheader(struct ktr_header *kth)
268 static char unknown[64];
269 static struct timeval prevtime, temp;
272 switch (kth->ktr_type) {
301 (void)sprintf(unknown, "UNKNOWN(%d)", kth->ktr_type);
306 * The ktr_tid field was previously the ktr_buffer field, which held
307 * the kernel pointer value for the buffer associated with data
308 * following the record header. It now holds a threadid, but only
309 * for trace files after the change. Older trace files still contain
310 * kernel pointers. Detect this and suppress the results by printing
311 * negative tid's as 0.
314 (void)printf("%6jd %6jd %-8.*s ", (intmax_t)kth->ktr_pid,
315 kth->ktr_tid > 0 ? (intmax_t)kth->ktr_tid : 0,
316 MAXCOMLEN, kth->ktr_comm);
318 (void)printf("%6jd %-8.*s ", (intmax_t)kth->ktr_pid, MAXCOMLEN,
321 if (timestamp == 3) {
322 if (prevtime.tv_sec == 0)
323 prevtime = kth->ktr_time;
324 timevalsub(&kth->ktr_time, &prevtime);
326 if (timestamp == 2) {
327 temp = kth->ktr_time;
328 timevalsub(&kth->ktr_time, &prevtime);
331 (void)printf("%jd.%06ld ", (intmax_t)kth->ktr_time.tv_sec,
332 kth->ktr_time.tv_usec);
334 (void)printf("%s ", type);
337 #include <sys/syscall.h>
339 #include <sys/kern/syscalls.c>
341 int nsyscalls = sizeof (syscallnames) / sizeof (syscallnames[0]);
344 ktrsyscall(struct ktr_syscall *ktr)
346 int narg = ktr->ktr_narg;
349 if (ktr->ktr_code >= nsyscalls || ktr->ktr_code < 0)
350 (void)printf("[%d]", ktr->ktr_code);
352 (void)printf("%s", syscallnames[ktr->ktr_code]);
353 ip = &ktr->ktr_args[0];
358 #define print_number(i,n,c) do { \
360 (void)printf("%c%ld", c, (long)*i); \
362 (void)printf("%c%#lx", c, (long)*i); \
368 if (ktr->ktr_code == SYS_ioctl) {
370 print_number(ip,narg,c);
371 if ((cp = ioctlname(*ip)) != NULL)
372 (void)printf(",%s", cp);
375 (void)printf(",%ld", (long)*ip);
377 (void)printf(",%#lx ", (long)*ip);
382 } else if (ktr->ktr_code == SYS_ptrace) {
384 ptraceopname ((int)*ip);
388 } else if (ktr->ktr_code == SYS_access ||
389 ktr->ktr_code == SYS_eaccess) {
390 print_number(ip,narg,c);
392 accessmodename ((int)*ip);
395 } else if (ktr->ktr_code == SYS_open) {
398 print_number(ip,narg,c);
402 flagsandmodename (flags, mode, decimal);
405 } else if (ktr->ktr_code == SYS_wait4) {
406 print_number(ip,narg,c);
407 print_number(ip,narg,c);
409 wait4optname ((int)*ip);
412 } else if (ktr->ktr_code == SYS_chmod ||
413 ktr->ktr_code == SYS_fchmod ||
414 ktr->ktr_code == SYS_lchmod) {
415 print_number(ip,narg,c);
420 } else if (ktr->ktr_code == SYS_mknod) {
421 print_number(ip,narg,c);
426 } else if (ktr->ktr_code == SYS_getfsstat) {
427 print_number(ip,narg,c);
428 print_number(ip,narg,c);
430 getfsstatflagsname ((int)*ip);
433 } else if (ktr->ktr_code == SYS_mount) {
434 print_number(ip,narg,c);
435 print_number(ip,narg,c);
437 mountflagsname ((int)*ip);
440 } else if (ktr->ktr_code == SYS_unmount) {
441 print_number(ip,narg,c);
443 mountflagsname ((int)*ip);
446 } else if (ktr->ktr_code == SYS_recvmsg ||
447 ktr->ktr_code == SYS_sendmsg) {
448 print_number(ip,narg,c);
449 print_number(ip,narg,c);
451 sendrecvflagsname ((int)*ip);
454 } else if (ktr->ktr_code == SYS_recvfrom ||
455 ktr->ktr_code == SYS_sendto) {
456 print_number(ip,narg,c);
457 print_number(ip,narg,c);
458 print_number(ip,narg,c);
460 sendrecvflagsname ((int)*ip);
463 } else if (ktr->ktr_code == SYS_chflags ||
464 ktr->ktr_code == SYS_fchflags ||
465 ktr->ktr_code == SYS_lchflags) {
466 print_number(ip,narg,c);
471 } else if (ktr->ktr_code == SYS_kill) {
472 print_number(ip,narg,c);
477 } else if (ktr->ktr_code == SYS_reboot) {
479 rebootoptname((int)*ip);
482 } else if (ktr->ktr_code == SYS_umask) {
487 } else if (ktr->ktr_code == SYS_msync) {
488 print_number(ip,narg,c);
489 print_number(ip,narg,c);
491 msyncflagsname((int)*ip);
494 #ifdef SYS_freebsd6_mmap
495 } else if (ktr->ktr_code == SYS_freebsd6_mmap) {
496 print_number(ip,narg,c);
497 print_number(ip,narg,c);
499 mmapprotname ((int)*ip);
503 mmapflagsname ((int)*ip);
507 } else if (ktr->ktr_code == SYS_mmap) {
508 print_number(ip,narg,c);
509 print_number(ip,narg,c);
511 mmapprotname ((int)*ip);
515 mmapflagsname ((int)*ip);
518 } else if (ktr->ktr_code == SYS_mprotect) {
519 print_number(ip,narg,c);
520 print_number(ip,narg,c);
522 mmapprotname ((int)*ip);
525 } else if (ktr->ktr_code == SYS_madvise) {
526 print_number(ip,narg,c);
527 print_number(ip,narg,c);
529 madvisebehavname((int)*ip);
532 } else if (ktr->ktr_code == SYS_setpriority) {
533 print_number(ip,narg,c);
534 print_number(ip,narg,c);
539 } else if (ktr->ktr_code == SYS_fcntl) {
542 print_number(ip,narg,c);
546 fcntlcmdname(cmd, arg, decimal);
549 } else if (ktr->ktr_code == SYS_socket) {
553 sockdomainname(sockdomain);
557 socktypename((int)*ip);
560 if (sockdomain == PF_INET ||
561 sockdomain == PF_INET6) {
563 sockipprotoname((int)*ip);
568 } else if (ktr->ktr_code == SYS_setsockopt ||
569 ktr->ktr_code == SYS_getsockopt) {
570 print_number(ip,narg,c);
572 sockoptlevelname((int)*ip, decimal);
573 if ((int)*ip == SOL_SOCKET) {
577 sockoptname((int)*ip);
581 #ifdef SYS_freebsd6_lseek
582 } else if (ktr->ktr_code == SYS_freebsd6_lseek) {
583 print_number(ip,narg,c);
584 /* Hidden 'pad' argument, not in lseek(2) */
585 print_number(ip,narg,c);
586 print_number(ip,narg,c);
588 whencename ((int)*ip);
592 } else if (ktr->ktr_code == SYS_lseek) {
593 print_number(ip,narg,c);
594 /* Hidden 'pad' argument, not in lseek(2) */
595 print_number(ip,narg,c);
597 whencename ((int)*ip);
601 } else if (ktr->ktr_code == SYS_flock) {
602 print_number(ip,narg,c);
607 } else if (ktr->ktr_code == SYS_mkfifo ||
608 ktr->ktr_code == SYS_mkdir) {
609 print_number(ip,narg,c);
614 } else if (ktr->ktr_code == SYS_shutdown) {
615 print_number(ip,narg,c);
617 shutdownhowname((int)*ip);
620 } else if (ktr->ktr_code == SYS_socketpair) {
622 sockdomainname((int)*ip);
626 socktypename((int)*ip);
630 } else if (ktr->ktr_code == SYS_getrlimit ||
631 ktr->ktr_code == SYS_setrlimit) {
633 rlimitname((int)*ip);
637 } else if (ktr->ktr_code == SYS_quotactl) {
638 print_number(ip,narg,c);
640 quotactlname((int)*ip);
644 } else if (ktr->ktr_code == SYS_nfssvc) {
646 nfssvcname((int)*ip);
650 } else if (ktr->ktr_code == SYS_rtprio) {
652 rtprioname((int)*ip);
656 } else if (ktr->ktr_code == SYS___semctl) {
657 print_number(ip,narg,c);
658 print_number(ip,narg,c);
660 semctlname((int)*ip);
663 } else if (ktr->ktr_code == SYS_semget) {
664 print_number(ip,narg,c);
665 print_number(ip,narg,c);
667 semgetname((int)*ip);
670 } else if (ktr->ktr_code == SYS_msgctl) {
671 print_number(ip,narg,c);
673 shmctlname((int)*ip);
676 } else if (ktr->ktr_code == SYS_shmat) {
677 print_number(ip,narg,c);
678 print_number(ip,narg,c);
683 } else if (ktr->ktr_code == SYS_shmctl) {
684 print_number(ip,narg,c);
686 shmctlname((int)*ip);
689 } else if (ktr->ktr_code == SYS_minherit) {
690 print_number(ip,narg,c);
691 print_number(ip,narg,c);
693 minheritname((int)*ip);
696 } else if (ktr->ktr_code == SYS_rfork) {
702 } else if (ktr->ktr_code == SYS_lio_listio) {
704 lio_listioname((int)*ip);
708 } else if (ktr->ktr_code == SYS_mlockall) {
710 mlockallname((int)*ip);
713 } else if (ktr->ktr_code == SYS_sched_setscheduler) {
714 print_number(ip,narg,c);
716 schedpolicyname((int)*ip);
719 } else if (ktr->ktr_code == SYS_sched_get_priority_max ||
720 ktr->ktr_code == SYS_sched_get_priority_min) {
722 schedpolicyname((int)*ip);
725 } else if (ktr->ktr_code == SYS_sendfile) {
726 print_number(ip,narg,c);
727 print_number(ip,narg,c);
728 print_number(ip,narg,c);
729 print_number(ip,narg,c);
730 print_number(ip,narg,c);
731 print_number(ip,narg,c);
733 sendfileflagsname((int)*ip);
736 } else if (ktr->ktr_code == SYS_kldsym) {
737 print_number(ip,narg,c);
739 kldsymcmdname((int)*ip);
742 } else if (ktr->ktr_code == SYS_sigprocmask) {
744 sigprocmaskhowname((int)*ip);
748 } else if (ktr->ktr_code == SYS___acl_get_file ||
749 ktr->ktr_code == SYS___acl_set_file ||
750 ktr->ktr_code == SYS___acl_get_fd ||
751 ktr->ktr_code == SYS___acl_set_fd ||
752 ktr->ktr_code == SYS___acl_delete_file ||
753 ktr->ktr_code == SYS___acl_delete_fd ||
754 ktr->ktr_code == SYS___acl_aclcheck_file ||
755 ktr->ktr_code == SYS___acl_aclcheck_fd ||
756 ktr->ktr_code == SYS___acl_get_link ||
757 ktr->ktr_code == SYS___acl_set_link ||
758 ktr->ktr_code == SYS___acl_delete_link ||
759 ktr->ktr_code == SYS___acl_aclcheck_link) {
760 print_number(ip,narg,c);
762 acltypename((int)*ip);
765 } else if (ktr->ktr_code == SYS_sigaction) {
771 } else if (ktr->ktr_code == SYS_extattrctl) {
772 print_number(ip,narg,c);
774 extattrctlname((int)*ip);
777 } else if (ktr->ktr_code == SYS_nmount) {
778 print_number(ip,narg,c);
779 print_number(ip,narg,c);
781 mountflagsname ((int)*ip);
784 } else if (ktr->ktr_code == SYS_thr_create) {
785 print_number(ip,narg,c);
786 print_number(ip,narg,c);
788 thrcreateflagsname ((int)*ip);
791 } else if (ktr->ktr_code == SYS_thr_kill) {
792 print_number(ip,narg,c);
797 } else if (ktr->ktr_code == SYS_kldunloadf) {
798 print_number(ip,narg,c);
800 kldunloadfflagsname ((int)*ip);
806 print_number(ip,narg,c);
814 ktrsysret(struct ktr_sysret *ktr)
816 register_t ret = ktr->ktr_retval;
817 int error = ktr->ktr_error;
818 int code = ktr->ktr_code;
820 if (code >= nsyscalls || code < 0)
821 (void)printf("[%d] ", code);
823 (void)printf("%s ", syscallnames[code]);
827 (void)printf("%ld", (long)ret);
828 if (ret < 0 || ret > 9)
829 (void)printf("/%#lx", (long)ret);
832 (void)printf("%ld", (long)ret);
834 (void)printf("%#lx", (long)ret);
836 } else if (error == ERESTART)
837 (void)printf("RESTART");
838 else if (error == EJUSTRETURN)
839 (void)printf("JUSTRETURN");
841 (void)printf("-1 errno %d", ktr->ktr_error);
843 (void)printf(" %s", strerror(ktr->ktr_error));
849 ktrnamei(char *cp, int len)
851 (void)printf("\"%.*s\"\n", len, cp);
855 hexdump(char *p, int len, int screenwidth)
863 i = 13; /* base offset */
864 i += (width / 2) + 1; /* spaces every second byte */
865 i += (width * 2); /* width of bytes */
867 i += width; /* each byte */
869 } while (i < screenwidth);
872 for (n = 0; n < len; n += width) {
873 for (i = n; i < n + width; i++) {
874 if ((i % width) == 0) { /* beginning of line */
875 printf(" 0x%04x", i);
881 printf("%02x", p[i] & 0xff);
886 for (i = n; i < n + width; i++) {
889 if (p[i] >= ' ' && p[i] <= '~')
896 if ((i % width) != 0)
901 visdump(char *dp, int datalen, int screenwidth)
910 for (;datalen > 0; datalen--, dp++) {
911 (void) vis(visbuf, *dp, VIS_CSTYLE, *(dp+1));
914 * Keep track of printables and
915 * space chars (like fold(1)).
927 width = 8 - (col&07);
932 if (col + width > (screenwidth-2)) {
933 (void)printf("\\\n\t");
938 (void)putchar(*cp++);
943 (void)printf("\"\n");
947 ktrgenio(struct ktr_genio *ktr, int len)
949 int datalen = len - sizeof (struct ktr_genio);
950 char *dp = (char *)ktr + sizeof (struct ktr_genio);
951 static int screenwidth = 0;
954 if (screenwidth == 0) {
957 if (fancy && ioctl(fileno(stderr), TIOCGWINSZ, &ws) != -1 &&
959 screenwidth = ws.ws_col;
963 printf("fd %d %s %d byte%s\n", ktr->ktr_fd,
964 ktr->ktr_rw == UIO_READ ? "read" : "wrote", datalen,
965 datalen == 1 ? "" : "s");
968 if (maxdata && datalen > maxdata)
971 for (i = 0, binary = 0; i < datalen && binary == 0; i++) {
972 if (dp[i] >= 32 && dp[i] < 127)
974 if (dp[i] == 10 || dp[i] == 13 || dp[i] == 0 || dp[i] == 9)
979 hexdump(dp, datalen, screenwidth);
981 visdump(dp, datalen, screenwidth);
984 const char *signames[] = {
985 "NULL", "HUP", "INT", "QUIT", "ILL", "TRAP", "IOT", /* 1 - 6 */
986 "EMT", "FPE", "KILL", "BUS", "SEGV", "SYS", /* 7 - 12 */
987 "PIPE", "ALRM", "TERM", "URG", "STOP", "TSTP", /* 13 - 18 */
988 "CONT", "CHLD", "TTIN", "TTOU", "IO", "XCPU", /* 19 - 24 */
989 "XFSZ", "VTALRM", "PROF", "WINCH", "29", "USR1", /* 25 - 30 */
990 "USR2", NULL, /* 31 - 32 */
994 ktrpsig(struct ktr_psig *psig)
996 if (psig->signo > 0 && psig->signo < NSIG)
997 (void)printf("SIG%s ", signames[psig->signo]);
999 (void)printf("SIG %d ", psig->signo);
1000 if (psig->action == SIG_DFL)
1001 (void)printf("SIG_DFL\n");
1003 (void)printf("caught handler=0x%lx mask=0x%x code=0x%x\n",
1004 (u_long)psig->action, psig->mask.__bits[0], psig->code);
1009 ktrcsw(struct ktr_csw *cs)
1011 (void)printf("%s %s\n", cs->out ? "stop" : "resume",
1012 cs->user ? "user" : "kernel");
1015 #define UTRACE_DLOPEN_START 1
1016 #define UTRACE_DLOPEN_STOP 2
1017 #define UTRACE_DLCLOSE_START 3
1018 #define UTRACE_DLCLOSE_STOP 4
1019 #define UTRACE_LOAD_OBJECT 5
1020 #define UTRACE_UNLOAD_OBJECT 6
1021 #define UTRACE_ADD_RUNDEP 7
1022 #define UTRACE_PRELOAD_FINISHED 8
1023 #define UTRACE_INIT_CALL 9
1024 #define UTRACE_FINI_CALL 10
1026 struct utrace_rtld {
1027 char sig[4]; /* 'RTLD' */
1033 char name[MAXPATHLEN];
1037 ktruser_rtld(int len, unsigned char *p)
1039 struct utrace_rtld *ut = (struct utrace_rtld *)p;
1043 switch (ut->event) {
1044 case UTRACE_DLOPEN_START:
1046 printf("dlopen(%s, ", ut->name);
1047 switch (mode & RTLD_MODEMASK) {
1052 printf("RTLD_LAZY");
1055 printf("%#x", mode & RTLD_MODEMASK);
1057 if (mode & RTLD_GLOBAL)
1058 printf(" | RTLD_GLOBAL");
1059 if (mode & RTLD_TRACE)
1060 printf(" | RTLD_TRACE");
1061 if (mode & ~(RTLD_MODEMASK | RTLD_GLOBAL | RTLD_TRACE))
1062 printf(" | %#x", mode &
1063 ~(RTLD_MODEMASK | RTLD_GLOBAL | RTLD_TRACE));
1066 case UTRACE_DLOPEN_STOP:
1067 printf("%p = dlopen(%s) ref %d\n", ut->handle, ut->name,
1070 case UTRACE_DLCLOSE_START:
1071 printf("dlclose(%p) (%s, %d)\n", ut->handle, ut->name,
1074 case UTRACE_DLCLOSE_STOP:
1075 printf("dlclose(%p) finished\n", ut->handle);
1077 case UTRACE_LOAD_OBJECT:
1078 printf("RTLD: loaded %p @ %p - %p (%s)\n", ut->handle,
1079 ut->mapbase, (char *)ut->mapbase + ut->mapsize - 1,
1082 case UTRACE_UNLOAD_OBJECT:
1083 printf("RTLD: unloaded %p @ %p - %p (%s)\n", ut->handle,
1084 ut->mapbase, (char *)ut->mapbase + ut->mapsize - 1,
1087 case UTRACE_ADD_RUNDEP:
1088 parent = ut->mapbase;
1089 printf("RTLD: %p now depends on %p (%s, %d)\n", parent,
1090 ut->handle, ut->name, ut->refcnt);
1092 case UTRACE_PRELOAD_FINISHED:
1093 printf("RTLD: LD_PRELOAD finished\n");
1095 case UTRACE_INIT_CALL:
1096 printf("RTLD: init %p for %p (%s)\n", ut->mapbase, ut->handle,
1099 case UTRACE_FINI_CALL:
1100 printf("RTLD: fini %p for %p (%s)\n", ut->mapbase, ut->handle,
1106 printf("RTLD: %d ", len);
1109 printf(" %d", *p++);
1111 printf(" %02x", *p++);
1116 struct utrace_malloc {
1123 ktruser_malloc(int len, unsigned char *p)
1125 struct utrace_malloc *ut = (struct utrace_malloc *)p;
1127 if (ut->p == NULL) {
1128 if (ut->s == 0 && ut->r == NULL)
1129 printf("malloc_init()\n");
1131 printf("%p = malloc(%zu)\n", ut->r, ut->s);
1134 printf("free(%p)\n", ut->p);
1136 printf("%p = realloc(%p, %zu)\n", ut->r, ut->p, ut->s);
1141 ktruser(int len, unsigned char *p)
1144 if (len >= 8 && bcmp(p, "RTLD", 4) == 0) {
1145 ktruser_rtld(len, p);
1149 if (len == sizeof(struct utrace_malloc)) {
1150 ktruser_malloc(len, p);
1154 (void)printf("%d ", len);
1157 (void)printf(" %d", *p++);
1159 (void)printf(" %02x", *p++);
1164 ktrsockaddr(struct sockaddr *sa)
1167 TODO: Support additional address families
1168 #include <netnatm/natm.h>
1169 struct sockaddr_natm *natm;
1170 #include <netsmb/netbios.h>
1171 struct sockaddr_nb *nb;
1176 * note: ktrstruct() has already verified that sa points to a
1177 * buffer at least sizeof(struct sockaddr) bytes long and exactly
1178 * sa->sa_len bytes long.
1180 printf("struct sockaddr { ");
1181 sockfamilyname(sa->sa_family);
1184 #define check_sockaddr_len(n) \
1185 if (sa_##n->s##n##_len < sizeof(struct sockaddr_##n)) { \
1186 printf("invalid"); \
1190 switch(sa->sa_family) {
1192 struct sockaddr_in *sa_in;
1194 sa_in = (struct sockaddr_in *)sa;
1195 check_sockaddr_len(in);
1196 inet_ntop(AF_INET, &sa_in->sin_addr, addr, sizeof addr);
1197 printf("%s:%u", addr, ntohs(sa_in->sin_port));
1201 case AF_APPLETALK: {
1202 struct sockaddr_at *sa_at;
1203 struct netrange *nr;
1205 sa_at = (struct sockaddr_at *)sa;
1206 check_sockaddr_len(at);
1207 nr = &sa_at->sat_range.r_netrange;
1208 printf("%d.%d, %d-%d, %d", ntohs(sa_at->sat_addr.s_net),
1209 sa_at->sat_addr.s_node, ntohs(nr->nr_firstnet),
1210 ntohs(nr->nr_lastnet), nr->nr_phase);
1215 struct sockaddr_in6 *sa_in6;
1217 sa_in6 = (struct sockaddr_in6 *)sa;
1218 check_sockaddr_len(in6);
1219 inet_ntop(AF_INET6, &sa_in6->sin6_addr, addr, sizeof addr);
1220 printf("[%s]:%u", addr, htons(sa_in6->sin6_port));
1225 struct sockaddr_ipx *sa_ipx;
1227 sa_ipx = (struct sockaddr_ipx *)sa;
1228 check_sockaddr_len(ipx);
1229 /* XXX wish we had ipx_ntop */
1230 printf("%s", ipx_ntoa(sa_ipx->sipx_addr));
1235 struct sockaddr_un *sa_un;
1237 sa_un = (struct sockaddr_un *)sa;
1238 check_sockaddr_len(un);
1239 printf("%.*s", (int)sizeof(sa_un->sun_path), sa_un->sun_path);
1243 printf("unknown address family");
1249 ktrstat(struct stat *statp)
1251 char mode[12], timestr[PATH_MAX + 4];
1257 * note: ktrstruct() has already verified that statp points to a
1258 * buffer exactly sizeof(struct stat) bytes long.
1260 printf("struct stat {");
1261 strmode(statp->st_mode, mode);
1262 printf("dev=%ju, ino=%ju, mode=%s, nlink=%ju, ",
1263 (uintmax_t)statp->st_dev, (uintmax_t)statp->st_ino, mode,
1264 (uintmax_t)statp->st_nlink);
1265 if (resolv == 0 || (pwd = getpwuid(statp->st_uid)) == NULL)
1266 printf("uid=%ju, ", (uintmax_t)statp->st_uid);
1268 printf("uid=\"%s\", ", pwd->pw_name);
1269 if (resolv == 0 || (grp = getgrgid(statp->st_gid)) == NULL)
1270 printf("gid=%ju, ", (uintmax_t)statp->st_gid);
1272 printf("gid=\"%s\", ", grp->gr_name);
1273 printf("rdev=%ju, ", (uintmax_t)statp->st_rdev);
1276 printf("%jd", (intmax_t)statp->st_atimespec.tv_sec);
1278 tm = localtime(&statp->st_atimespec.tv_sec);
1279 (void)strftime(timestr, sizeof(timestr), TIME_FORMAT, tm);
1280 printf("\"%s\"", timestr);
1282 if (statp->st_atimespec.tv_nsec != 0)
1283 printf(".%09ld, ", statp->st_atimespec.tv_nsec);
1288 printf("%jd", (intmax_t)statp->st_mtimespec.tv_sec);
1290 tm = localtime(&statp->st_mtimespec.tv_sec);
1291 (void)strftime(timestr, sizeof(timestr), TIME_FORMAT, tm);
1292 printf("\"%s\"", timestr);
1294 if (statp->st_mtimespec.tv_nsec != 0)
1295 printf(".%09ld, ", statp->st_mtimespec.tv_nsec);
1300 printf("%jd", (intmax_t)statp->st_ctimespec.tv_sec);
1302 tm = localtime(&statp->st_ctimespec.tv_sec);
1303 (void)strftime(timestr, sizeof(timestr), TIME_FORMAT, tm);
1304 printf("\"%s\"", timestr);
1306 if (statp->st_ctimespec.tv_nsec != 0)
1307 printf(".%09ld, ", statp->st_ctimespec.tv_nsec);
1310 printf("birthtime=");
1312 printf("%jd", (intmax_t)statp->st_birthtimespec.tv_sec);
1314 tm = localtime(&statp->st_birthtimespec.tv_sec);
1315 (void)strftime(timestr, sizeof(timestr), TIME_FORMAT, tm);
1316 printf("\"%s\"", timestr);
1318 if (statp->st_birthtimespec.tv_nsec != 0)
1319 printf(".%09ld, ", statp->st_birthtimespec.tv_nsec);
1322 printf("size=%jd, blksize=%ju, blocks=%jd, flags=0x%x",
1323 (uintmax_t)statp->st_size, (uintmax_t)statp->st_blksize,
1324 (intmax_t)statp->st_blocks, statp->st_flags);
1329 ktrstruct(char *buf, size_t buflen)
1332 size_t namelen, datalen;
1335 for (name = buf, namelen = 0;
1336 namelen < buflen && name[namelen] != '\0';
1339 if (namelen == buflen)
1341 if (name[namelen] != '\0')
1343 data = buf + namelen + 1;
1344 datalen = buflen - namelen - 1;
1348 for (i = 0; i < namelen; ++i)
1349 if (!isalpha((unsigned char)name[i]))
1351 if (strcmp(name, "stat") == 0) {
1352 if (datalen != sizeof(struct stat))
1354 ktrstat((struct stat *)data);
1355 } else if (strcmp(name, "sockaddr") == 0) {
1356 if (datalen < sizeof(struct sockaddr) ||
1357 datalen != ((struct sockaddr *)(data))->sa_len)
1359 ktrsockaddr((struct sockaddr *)data);
1361 printf("unknown structure\n");
1365 printf("invalid record\n");
1371 fprintf(stderr, "usage: kdump [-dEnlHRrsT] [-f trfile] "
1372 "[-m maxdata] [-p pid] [-t trstr]\n");