granicus.if.org Git - strace/blob - time.c

   1 /*
   2  * Copyright (c) 1991, 1992 Paul Kranenburg <pk@cs.few.eur.nl>
   3  * Copyright (c) 1993 Branko Lankester <branko@hacktic.nl>
   4  * Copyright (c) 1993, 1994, 1995, 1996 Rick Sladkey <jrs@world.std.com>
   5  * 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.
  15  * 3. The name of the author may not be used to endorse or promote products
  16  *    derived from this software without specific prior written permission.
  17  *
  18  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
  19  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
  20  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
  21  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
  22  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  23  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  24  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  25  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  26  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  27  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  28  */
  29
  30 #include "defs.h"
  31 #include <linux/version.h>
  32 #include <sys/timex.h>
  33 #include <linux/ioctl.h>
  34 #include <linux/rtc.h>
  35
  36 #ifndef UTIME_NOW
  37 #define UTIME_NOW ((1l << 30) - 1l)
  38 #endif
  39 #ifndef UTIME_OMIT
  40 #define UTIME_OMIT ((1l << 30) - 2l)
  41 #endif
  42
  43 struct timeval32
  44 {
  45         u_int32_t tv_sec, tv_usec;
  46 };
  47
  48 static void
  49 tprint_timeval32(struct tcb *tcp, const struct timeval32 *tv)
  50 {
  51         tprintf("{%u, %u}", tv->tv_sec, tv->tv_usec);
  52 }
  53
  54 static void
  55 tprint_timeval(struct tcb *tcp, const struct timeval *tv)
  56 {
  57         tprintf("{%lu, %lu}",
  58                 (unsigned long) tv->tv_sec, (unsigned long) tv->tv_usec);
  59 }
  60
  61 void
  62 printtv_bitness(struct tcb *tcp, long addr, enum bitness_t bitness, int special)
  63 {
  64         char buf[TIMEVAL_TEXT_BUFSIZE];
  65         sprinttv(buf, tcp, addr, bitness, special);
  66         tprints(buf);
  67 }
  68
  69 char *
  70 sprinttv(char *buf, struct tcb *tcp, long addr, enum bitness_t bitness, int special)
  71 {
  72         int rc;
  73
  74         if (addr == 0)
  75                 return stpcpy(buf, "NULL");
  76
  77         if (!verbose(tcp))
  78                 return buf + sprintf(buf, "%#lx", addr);
  79
  80         if (bitness == BITNESS_32
  81 #if SUPPORTED_PERSONALITIES > 1
  82             || current_wordsize == 4
  83 #endif
  84                 )
  85         {
  86                 struct timeval32 tv;
  87
  88                 rc = umove(tcp, addr, &tv);
  89                 if (rc >= 0) {
  90                         if (special && tv.tv_sec == 0) {
  91                                 if (tv.tv_usec == UTIME_NOW)
  92                                         return stpcpy(buf, "UTIME_NOW");
  93                                 if (tv.tv_usec == UTIME_OMIT)
  94                                         return stpcpy(buf, "UTIME_OMIT");
  95                         }
  96                         return buf + sprintf(buf, "{%u, %u}",
  97                                 tv.tv_sec, tv.tv_usec);
  98                 }
  99         } else {
 100                 struct timeval tv;
 101
 102                 rc = umove(tcp, addr, &tv);
 103                 if (rc >= 0) {
 104                         if (special && tv.tv_sec == 0) {
 105                                 if (tv.tv_usec == UTIME_NOW)
 106                                         return stpcpy(buf, "UTIME_NOW");
 107                                 if (tv.tv_usec == UTIME_OMIT)
 108                                         return stpcpy(buf, "UTIME_OMIT");
 109                         }
 110                         return buf + sprintf(buf, "{%lu, %lu}",
 111                                 (unsigned long) tv.tv_sec,
 112                                 (unsigned long) tv.tv_usec);
 113                 }
 114         }
 115
 116         return stpcpy(buf, "{...}");
 117 }
 118
 119 void
 120 print_timespec(struct tcb *tcp, long addr)
 121 {
 122         char buf[TIMESPEC_TEXT_BUFSIZE];
 123         sprint_timespec(buf, tcp, addr);
 124         tprints(buf);
 125 }
 126
 127 void
 128 sprint_timespec(char *buf, struct tcb *tcp, long addr)
 129 {
 130         if (addr == 0)
 131                 strcpy(buf, "NULL");
 132         else if (!verbose(tcp))
 133                 sprintf(buf, "%#lx", addr);
 134         else {
 135                 int rc;
 136
 137 #if SUPPORTED_PERSONALITIES > 1
 138                 if (current_wordsize == 4) {
 139                         struct timeval32 tv;
 140
 141                         rc = umove(tcp, addr, &tv);
 142                         if (rc >= 0)
 143                                 sprintf(buf, "{%u, %u}",
 144                                         tv.tv_sec, tv.tv_usec);
 145                 } else
 146 #endif
 147                 {
 148                         struct timespec ts;
 149
 150                         rc = umove(tcp, addr, &ts);
 151                         if (rc >= 0)
 152                                 sprintf(buf, "{%lu, %lu}",
 153                                         (unsigned long) ts.tv_sec,
 154                                         (unsigned long) ts.tv_nsec);
 155                 }
 156                 if (rc < 0)
 157                         strcpy(buf, "{...}");
 158         }
 159 }
 160
 161 int
 162 sys_time(struct tcb *tcp)
 163 {
 164         if (exiting(tcp)) {
 165                 printnum(tcp, tcp->u_arg[0], "%ld");
 166         }
 167         return 0;
 168 }
 169
 170 int
 171 sys_stime(struct tcb *tcp)
 172 {
 173         if (exiting(tcp)) {
 174                 printnum(tcp, tcp->u_arg[0], "%ld");
 175         }
 176         return 0;
 177 }
 178
 179 int
 180 sys_gettimeofday(struct tcb *tcp)
 181 {
 182         if (exiting(tcp)) {
 183                 if (syserror(tcp)) {
 184                         tprintf("%#lx, %#lx",
 185                                 tcp->u_arg[0], tcp->u_arg[1]);
 186                         return 0;
 187                 }
 188                 printtv(tcp, tcp->u_arg[0]);
 189                 tprints(", ");
 190                 printtv(tcp, tcp->u_arg[1]);
 191         }
 192         return 0;
 193 }
 194
 195 #ifdef ALPHA
 196 int
 197 sys_osf_gettimeofday(struct tcb *tcp)
 198 {
 199         if (exiting(tcp)) {
 200                 if (syserror(tcp)) {
 201                         tprintf("%#lx, %#lx", tcp->u_arg[0], tcp->u_arg[1]);
 202                         return 0;
 203                 }
 204                 printtv_bitness(tcp, tcp->u_arg[0], BITNESS_32, 0);
 205                 tprints(", ");
 206                 printtv_bitness(tcp, tcp->u_arg[1], BITNESS_32, 0);
 207         }
 208         return 0;
 209 }
 210 #endif
 211
 212 int
 213 sys_settimeofday(struct tcb *tcp)
 214 {
 215         if (entering(tcp)) {
 216                 printtv(tcp, tcp->u_arg[0]);
 217                 tprints(", ");
 218                 printtv(tcp, tcp->u_arg[1]);
 219         }
 220         return 0;
 221 }
 222
 223 #ifdef ALPHA
 224 int
 225 sys_osf_settimeofday(struct tcb *tcp)
 226 {
 227         if (entering(tcp)) {
 228                 printtv_bitness(tcp, tcp->u_arg[0], BITNESS_32, 0);
 229                 tprints(", ");
 230                 printtv_bitness(tcp, tcp->u_arg[1], BITNESS_32, 0);
 231         }
 232         return 0;
 233 }
 234 #endif
 235
 236 int
 237 sys_adjtime(struct tcb *tcp)
 238 {
 239         if (entering(tcp)) {
 240                 printtv(tcp, tcp->u_arg[0]);
 241                 tprints(", ");
 242         } else {
 243                 if (syserror(tcp))
 244                         tprintf("%#lx", tcp->u_arg[1]);
 245                 else
 246                         printtv(tcp, tcp->u_arg[1]);
 247         }
 248         return 0;
 249 }
 250
 251 int
 252 sys_nanosleep(struct tcb *tcp)
 253 {
 254         if (entering(tcp)) {
 255                 print_timespec(tcp, tcp->u_arg[0]);
 256                 tprints(", ");
 257         } else {
 258                 /* Second (returned) timespec is only significant
 259                  * if syscall was interrupted. On success, we print
 260                  * only its address, since kernel doesn't modify it,
 261                  * and printing the value may show uninitialized data.
 262                  */
 263                 switch (tcp->u_error) {
 264                 default:
 265                         /* Not interrupted (slept entire interval) */
 266                         if (tcp->u_arg[1]) {
 267                                 tprintf("%#lx", tcp->u_arg[1]);
 268                                 break;
 269                         }
 270                         /* Fall through: print_timespec(NULL) prints "NULL" */
 271                 case ERESTARTSYS:
 272                 case ERESTARTNOINTR:
 273                 case ERESTARTNOHAND:
 274                 case ERESTART_RESTARTBLOCK:
 275                         /* Interrupted */
 276                         print_timespec(tcp, tcp->u_arg[1]);
 277                 }
 278         }
 279         return 0;
 280 }
 281
 282 static const struct xlat which[] = {
 283         XLAT(ITIMER_REAL),
 284         XLAT(ITIMER_VIRTUAL),
 285         XLAT(ITIMER_PROF),
 286         { 0,            NULL            },
 287 };
 288
 289 static void
 290 printitv_bitness(struct tcb *tcp, long addr, enum bitness_t bitness)
 291 {
 292         if (addr == 0)
 293                 tprints("NULL");
 294         else if (!verbose(tcp))
 295                 tprintf("%#lx", addr);
 296         else {
 297                 int rc;
 298
 299                 if (bitness == BITNESS_32
 300 #if SUPPORTED_PERSONALITIES > 1
 301                     || current_wordsize == 4
 302 #endif
 303                         )
 304                 {
 305                         struct {
 306                                 struct timeval32 it_interval, it_value;
 307                         } itv;
 308
 309                         rc = umove(tcp, addr, &itv);
 310                         if (rc >= 0) {
 311                                 tprints("{it_interval=");
 312                                 tprint_timeval32(tcp, &itv.it_interval);
 313                                 tprints(", it_value=");
 314                                 tprint_timeval32(tcp, &itv.it_value);
 315                                 tprints("}");
 316                         }
 317                 } else {
 318                         struct itimerval itv;
 319
 320                         rc = umove(tcp, addr, &itv);
 321                         if (rc >= 0) {
 322                                 tprints("{it_interval=");
 323                                 tprint_timeval(tcp, &itv.it_interval);
 324                                 tprints(", it_value=");
 325                                 tprint_timeval(tcp, &itv.it_value);
 326                                 tprints("}");
 327                         }
 328                 }
 329                 if (rc < 0)
 330                         tprints("{...}");
 331         }
 332 }
 333
 334 #define printitv(tcp, addr)     \
 335         printitv_bitness((tcp), (addr), BITNESS_CURRENT)
 336
 337 int
 338 sys_getitimer(struct tcb *tcp)
 339 {
 340         if (entering(tcp)) {
 341                 printxval(which, tcp->u_arg[0], "ITIMER_???");
 342                 tprints(", ");
 343         } else {
 344                 if (syserror(tcp))
 345                         tprintf("%#lx", tcp->u_arg[1]);
 346                 else
 347                         printitv(tcp, tcp->u_arg[1]);
 348         }
 349         return 0;
 350 }
 351
 352 #ifdef ALPHA
 353 int
 354 sys_osf_getitimer(struct tcb *tcp)
 355 {
 356         if (entering(tcp)) {
 357                 printxval(which, tcp->u_arg[0], "ITIMER_???");
 358                 tprints(", ");
 359         } else {
 360                 if (syserror(tcp))
 361                         tprintf("%#lx", tcp->u_arg[1]);
 362                 else
 363                         printitv_bitness(tcp, tcp->u_arg[1], BITNESS_32);
 364         }
 365         return 0;
 366 }
 367 #endif
 368
 369 int
 370 sys_setitimer(struct tcb *tcp)
 371 {
 372         if (entering(tcp)) {
 373                 printxval(which, tcp->u_arg[0], "ITIMER_???");
 374                 tprints(", ");
 375                 printitv(tcp, tcp->u_arg[1]);
 376                 tprints(", ");
 377         } else {
 378                 if (syserror(tcp))
 379                         tprintf("%#lx", tcp->u_arg[2]);
 380                 else
 381                         printitv(tcp, tcp->u_arg[2]);
 382         }
 383         return 0;
 384 }
 385
 386 #ifdef ALPHA
 387 int
 388 sys_osf_setitimer(struct tcb *tcp)
 389 {
 390         if (entering(tcp)) {
 391                 printxval(which, tcp->u_arg[0], "ITIMER_???");
 392                 tprints(", ");
 393                 printitv_bitness(tcp, tcp->u_arg[1], BITNESS_32);
 394                 tprints(", ");
 395         } else {
 396                 if (syserror(tcp))
 397                         tprintf("%#lx", tcp->u_arg[2]);
 398                 else
 399                         printitv_bitness(tcp, tcp->u_arg[2], BITNESS_32);
 400         }
 401         return 0;
 402 }
 403 #endif
 404
 405 static const struct xlat adjtimex_modes[] = {
 406         XLAT(0),
 407 #ifdef ADJ_OFFSET
 408         XLAT(ADJ_OFFSET),
 409 #endif
 410 #ifdef ADJ_FREQUENCY
 411         XLAT(ADJ_FREQUENCY),
 412 #endif
 413 #ifdef ADJ_MAXERROR
 414         XLAT(ADJ_MAXERROR),
 415 #endif
 416 #ifdef ADJ_ESTERROR
 417         XLAT(ADJ_ESTERROR),
 418 #endif
 419 #ifdef ADJ_STATUS
 420         XLAT(ADJ_STATUS),
 421 #endif
 422 #ifdef ADJ_TIMECONST
 423         XLAT(ADJ_TIMECONST),
 424 #endif
 425 #ifdef ADJ_TAI
 426         XLAT(ADJ_TAI),
 427 #endif
 428 #ifdef ADJ_SETOFFSET
 429         XLAT(ADJ_SETOFFSET),
 430 #endif
 431 #ifdef ADJ_MICRO
 432         XLAT(ADJ_MICRO),
 433 #endif
 434 #ifdef ADJ_NANO
 435         XLAT(ADJ_NANO),
 436 #endif
 437 #ifdef ADJ_TICK
 438         XLAT(ADJ_TICK),
 439 #endif
 440 #ifdef ADJ_OFFSET_SINGLESHOT
 441         XLAT(ADJ_OFFSET_SINGLESHOT),
 442 #endif
 443 #ifdef ADJ_OFFSET_SS_READ
 444         XLAT(ADJ_OFFSET_SS_READ),
 445 #endif
 446         { 0,            NULL                    }
 447 };
 448
 449 static const struct xlat adjtimex_status[] = {
 450 #ifdef STA_PLL
 451         XLAT(STA_PLL),
 452 #endif
 453 #ifdef STA_PPSFREQ
 454         XLAT(STA_PPSFREQ),
 455 #endif
 456 #ifdef STA_PPSTIME
 457         XLAT(STA_PPSTIME),
 458 #endif
 459 #ifdef STA_FLL
 460         XLAT(STA_FLL),
 461 #endif
 462 #ifdef STA_INS
 463         XLAT(STA_INS),
 464 #endif
 465 #ifdef STA_DEL
 466         XLAT(STA_DEL),
 467 #endif
 468 #ifdef STA_UNSYNC
 469         XLAT(STA_UNSYNC),
 470 #endif
 471 #ifdef STA_FREQHOLD
 472         XLAT(STA_FREQHOLD),
 473 #endif
 474 #ifdef STA_PPSSIGNAL
 475         XLAT(STA_PPSSIGNAL),
 476 #endif
 477 #ifdef STA_PPSJITTER
 478         XLAT(STA_PPSJITTER),
 479 #endif
 480 #ifdef STA_PPSWANDER
 481         XLAT(STA_PPSWANDER),
 482 #endif
 483 #ifdef STA_PPSERROR
 484         XLAT(STA_PPSERROR),
 485 #endif
 486 #ifdef STA_CLOCKERR
 487         XLAT(STA_CLOCKERR),
 488 #endif
 489 #ifdef STA_NANO
 490         XLAT(STA_NANO),
 491 #endif
 492 #ifdef STA_MODE
 493         XLAT(STA_MODE),
 494 #endif
 495 #ifdef STA_CLK
 496         XLAT(STA_CLK),
 497 #endif
 498         { 0,            NULL            }
 499 };
 500
 501 static const struct xlat adjtimex_state[] = {
 502 #ifdef TIME_OK
 503         XLAT(TIME_OK),
 504 #endif
 505 #ifdef TIME_INS
 506         XLAT(TIME_INS),
 507 #endif
 508 #ifdef TIME_DEL
 509         XLAT(TIME_DEL),
 510 #endif
 511 #ifdef TIME_OOP
 512         XLAT(TIME_OOP),
 513 #endif
 514 #ifdef TIME_WAIT
 515         XLAT(TIME_WAIT),
 516 #endif
 517 #ifdef TIME_ERROR
 518         XLAT(TIME_ERROR),
 519 #endif
 520         { 0,            NULL            }
 521 };
 522
 523 #if SUPPORTED_PERSONALITIES > 1
 524 static int
 525 tprint_timex32(struct tcb *tcp, long addr)
 526 {
 527         struct {
 528                 unsigned int modes;
 529                 int     offset;
 530                 int     freq;
 531                 int     maxerror;
 532                 int     esterror;
 533                 int     status;
 534                 int     constant;
 535                 int     precision;
 536                 int     tolerance;
 537                 struct timeval32 time;
 538                 int     tick;
 539                 int     ppsfreq;
 540                 int     jitter;
 541                 int     shift;
 542                 int     stabil;
 543                 int     jitcnt;
 544                 int     calcnt;
 545                 int     errcnt;
 546                 int     stbcnt;
 547         } tx;
 548
 549         if (umove(tcp, addr, &tx) < 0)
 550                 return -1;
 551
 552         tprints("{modes=");
 553         printflags(adjtimex_modes, tx.modes, "ADJ_???");
 554         tprintf(", offset=%d, freq=%d, maxerror=%d, ",
 555                 tx.offset, tx.freq, tx.maxerror);
 556         tprintf("esterror=%u, status=", tx.esterror);
 557         printflags(adjtimex_status, tx.status, "STA_???");
 558         tprintf(", constant=%d, precision=%u, ",
 559                 tx.constant, tx.precision);
 560         tprintf("tolerance=%d, time=", tx.tolerance);
 561         tprint_timeval32(tcp, &tx.time);
 562         tprintf(", tick=%d, ppsfreq=%d, jitter=%d",
 563                 tx.tick, tx.ppsfreq, tx.jitter);
 564         tprintf(", shift=%d, stabil=%d, jitcnt=%d",
 565                 tx.shift, tx.stabil, tx.jitcnt);
 566         tprintf(", calcnt=%d, errcnt=%d, stbcnt=%d",
 567                 tx.calcnt, tx.errcnt, tx.stbcnt);
 568         tprints("}");
 569         return 0;
 570 }
 571 #endif /* SUPPORTED_PERSONALITIES > 1 */
 572
 573 static int
 574 tprint_timex(struct tcb *tcp, long addr)
 575 {
 576         struct timex tx;
 577
 578 #if SUPPORTED_PERSONALITIES > 1
 579         if (current_wordsize == 4)
 580                 return tprint_timex32(tcp, addr);
 581 #endif
 582         if (umove(tcp, addr, &tx) < 0)
 583                 return -1;
 584
 585 #if LINUX_VERSION_CODE < 66332
 586         tprintf("{mode=%d, offset=%ld, frequency=%ld, ",
 587                 tx.mode, tx.offset, tx.frequency);
 588         tprintf("maxerror=%ld, esterror=%lu, status=%u, ",
 589                 tx.maxerror, tx.esterror, tx.status);
 590         tprintf("time_constant=%ld, precision=%lu, ",
 591                 tx.time_constant, tx.precision);
 592         tprintf("tolerance=%ld, time=", tx.tolerance);
 593         tprint_timeval(tcp, &tx.time);
 594 #else
 595         tprints("{modes=");
 596         printflags(adjtimex_modes, tx.modes, "ADJ_???");
 597         tprintf(", offset=%ld, freq=%ld, maxerror=%ld, ",
 598                 (long) tx.offset, (long) tx.freq, (long) tx.maxerror);
 599         tprintf("esterror=%lu, status=", (long) tx.esterror);
 600         printflags(adjtimex_status, tx.status, "STA_???");
 601         tprintf(", constant=%ld, precision=%lu, ",
 602                 (long) tx.constant, (long) tx.precision);
 603         tprintf("tolerance=%ld, time=", (long) tx.tolerance);
 604         tprint_timeval(tcp, &tx.time);
 605         tprintf(", tick=%ld, ppsfreq=%ld, jitter=%ld",
 606                 (long) tx.tick, (long) tx.ppsfreq, (long) tx.jitter);
 607         tprintf(", shift=%d, stabil=%ld, jitcnt=%ld",
 608                 tx.shift, (long) tx.stabil, (long) tx.jitcnt);
 609         tprintf(", calcnt=%ld, errcnt=%ld, stbcnt=%ld",
 610                 (long) tx.calcnt, (long) tx.errcnt, (long) tx.stbcnt);
 611 #endif
 612         tprints("}");
 613         return 0;
 614 }
 615
 616 static int
 617 do_adjtimex(struct tcb *tcp, long addr)
 618 {
 619         if (addr == 0)
 620                 tprints("NULL");
 621         else if (syserror(tcp) || !verbose(tcp))
 622                 tprintf("%#lx", addr);
 623         else if (tprint_timex(tcp, addr) < 0)
 624                 tprints("{...}");
 625         if (syserror(tcp))
 626                 return 0;
 627         tcp->auxstr = xlookup(adjtimex_state, tcp->u_rval);
 628         if (tcp->auxstr)
 629                 return RVAL_STR;
 630         return 0;
 631 }
 632
 633 int
 634 sys_adjtimex(struct tcb *tcp)
 635 {
 636         if (exiting(tcp))
 637                 return do_adjtimex(tcp, tcp->u_arg[0]);
 638         return 0;
 639 }
 640
 641 static const struct xlat clockflags[] = {
 642         XLAT(TIMER_ABSTIME),
 643         { 0,                    NULL            }
 644 };
 645
 646 static const struct xlat clocknames[] = {
 647 #ifdef CLOCK_REALTIME
 648         XLAT(CLOCK_REALTIME),
 649 #endif
 650 #ifdef CLOCK_MONOTONIC
 651         XLAT(CLOCK_MONOTONIC),
 652 #endif
 653 #ifdef CLOCK_PROCESS_CPUTIME_ID
 654         XLAT(CLOCK_PROCESS_CPUTIME_ID),
 655 #endif
 656 #ifdef CLOCK_THREAD_CPUTIME_ID
 657         XLAT(CLOCK_THREAD_CPUTIME_ID),
 658 #endif
 659 #ifdef CLOCK_MONOTONIC_RAW
 660         XLAT(CLOCK_MONOTONIC_RAW),
 661 #endif
 662 #ifdef CLOCK_REALTIME_COARSE
 663         XLAT(CLOCK_REALTIME_COARSE),
 664 #endif
 665 #ifdef CLOCK_MONOTONIC_COARSE
 666         XLAT(CLOCK_MONOTONIC_COARSE),
 667 #endif
 668         { 0,                            NULL }
 669 };
 670
 671 #ifdef CLOCKID_TO_FD
 672 static const struct xlat cpuclocknames[] = {
 673         XLAT(CPUCLOCK_PROF),
 674         XLAT(CPUCLOCK_VIRT),
 675         XLAT(CPUCLOCK_SCHED),
 676         { 0, NULL }
 677 };
 678 #endif
 679
 680 static void
 681 printclockname(int clockid)
 682 {
 683 #ifdef CLOCKID_TO_FD
 684         if (clockid < 0) {
 685                 if ((clockid & CLOCKFD_MASK) == CLOCKFD)
 686                         tprintf("FD_TO_CLOCKID(%d)", CLOCKID_TO_FD(clockid));
 687                 else {
 688                         if(CPUCLOCK_PERTHREAD(clockid))
 689                                 tprintf("MAKE_THREAD_CPUCLOCK(%d,", CPUCLOCK_PID(clockid));
 690                         else
 691                                 tprintf("MAKE_PROCESS_CPUCLOCK(%d,", CPUCLOCK_PID(clockid));
 692                         printxval(cpuclocknames, clockid & CLOCKFD_MASK, "CPUCLOCK_???");
 693                         tprints(")");
 694                 }
 695         }
 696         else
 697 #endif
 698                 printxval(clocknames, clockid, "CLOCK_???");
 699 }
 700
 701 int
 702 sys_clock_settime(struct tcb *tcp)
 703 {
 704         if (entering(tcp)) {
 705                 printclockname(tcp->u_arg[0]);
 706                 tprints(", ");
 707                 printtv(tcp, tcp->u_arg[1]);
 708         }
 709         return 0;
 710 }
 711
 712 int
 713 sys_clock_gettime(struct tcb *tcp)
 714 {
 715         if (entering(tcp)) {
 716                 printclockname(tcp->u_arg[0]);
 717                 tprints(", ");
 718         } else {
 719                 if (syserror(tcp))
 720                         tprintf("%#lx", tcp->u_arg[1]);
 721                 else
 722                         printtv(tcp, tcp->u_arg[1]);
 723         }
 724         return 0;
 725 }
 726
 727 int
 728 sys_clock_nanosleep(struct tcb *tcp)
 729 {
 730         if (entering(tcp)) {
 731                 printclockname(tcp->u_arg[0]);
 732                 tprints(", ");
 733                 printflags(clockflags, tcp->u_arg[1], "TIMER_???");
 734                 tprints(", ");
 735                 printtv(tcp, tcp->u_arg[2]);
 736                 tprints(", ");
 737         } else {
 738                 if (syserror(tcp))
 739                         tprintf("%#lx", tcp->u_arg[3]);
 740                 else
 741                         printtv(tcp, tcp->u_arg[3]);
 742         }
 743         return 0;
 744 }
 745
 746 int
 747 sys_clock_adjtime(struct tcb *tcp)
 748 {
 749         if (exiting(tcp))
 750                 return do_adjtimex(tcp, tcp->u_arg[1]);
 751         printclockname(tcp->u_arg[0]);
 752         tprints(", ");
 753         return 0;
 754 }
 755
 756 #ifndef SIGEV_THREAD_ID
 757 # define SIGEV_THREAD_ID 4
 758 #endif
 759 static const struct xlat sigev_value[] = {
 760         XLAT(SIGEV_SIGNAL),
 761         XLAT(SIGEV_NONE),
 762         XLAT(SIGEV_THREAD),
 763         XLAT(SIGEV_THREAD_ID),
 764         { 0, NULL }
 765 };
 766
 767 #if SUPPORTED_PERSONALITIES > 1
 768 static void
 769 printsigevent32(struct tcb *tcp, long arg)
 770 {
 771         struct {
 772                 int     sigev_value;
 773                 int     sigev_signo;
 774                 int     sigev_notify;
 775
 776                 union {
 777                         int     tid;
 778                         struct {
 779                                 int     function, attribute;
 780                         } thread;
 781                 } un;
 782         } sev;
 783
 784         if (umove(tcp, arg, &sev) < 0)
 785                 tprints("{...}");
 786         else {
 787                 tprintf("{%#x, ", sev.sigev_value);
 788                 if (sev.sigev_notify == SIGEV_SIGNAL)
 789                         tprintf("%s, ", signame(sev.sigev_signo));
 790                 else
 791                         tprintf("%u, ", sev.sigev_signo);
 792                 printxval(sigev_value, sev.sigev_notify, "SIGEV_???");
 793                 tprints(", ");
 794                 if (sev.sigev_notify == SIGEV_THREAD_ID)
 795                         tprintf("{%d}", sev.un.tid);
 796                 else if (sev.sigev_notify == SIGEV_THREAD)
 797                         tprintf("{%#x, %#x}",
 798                                 sev.un.thread.function,
 799                                 sev.un.thread.attribute);
 800                 else
 801                         tprints("{...}");
 802                 tprints("}");
 803         }
 804 }
 805 #endif
 806
 807 void
 808 printsigevent(struct tcb *tcp, long arg)
 809 {
 810         struct sigevent sev;
 811
 812 #if SUPPORTED_PERSONALITIES > 1
 813         if (current_wordsize == 4) {
 814                 printsigevent32(tcp, arg);
 815                 return;
 816         }
 817 #endif
 818         if (umove(tcp, arg, &sev) < 0)
 819                 tprints("{...}");
 820         else {
 821                 tprintf("{%p, ", sev.sigev_value.sival_ptr);
 822                 if (sev.sigev_notify == SIGEV_SIGNAL)
 823                         tprintf("%s, ", signame(sev.sigev_signo));
 824                 else
 825                         tprintf("%u, ", sev.sigev_signo);
 826                 printxval(sigev_value, sev.sigev_notify, "SIGEV_???");
 827                 tprints(", ");
 828                 if (sev.sigev_notify == SIGEV_THREAD_ID)
 829 #if defined(HAVE_STRUCT_SIGEVENT__SIGEV_UN__PAD)
 830                         /* _pad[0] is the _tid field which might not be
 831                            present in the userlevel definition of the
 832                            struct.  */
 833                         tprintf("{%d}", sev._sigev_un._pad[0]);
 834 #elif defined(HAVE_STRUCT_SIGEVENT___PAD)
 835                         tprintf("{%d}", sev.__pad[0]);
 836 #else
 837 # warning unfamiliar struct sigevent => incomplete SIGEV_THREAD_ID decoding
 838                         tprints("{...}");
 839 #endif
 840                 else if (sev.sigev_notify == SIGEV_THREAD)
 841                         tprintf("{%p, %p}", sev.sigev_notify_function,
 842                                 sev.sigev_notify_attributes);
 843                 else
 844                         tprints("{...}");
 845                 tprints("}");
 846         }
 847 }
 848
 849 int
 850 sys_timer_create(struct tcb *tcp)
 851 {
 852         if (entering(tcp)) {
 853                 printclockname(tcp->u_arg[0]);
 854                 tprints(", ");
 855                 printsigevent(tcp, tcp->u_arg[1]);
 856                 tprints(", ");
 857         } else {
 858                 int timer_id;
 859
 860                 if (syserror(tcp) || umove(tcp, tcp->u_arg[2], &timer_id) < 0)
 861                         tprintf("%#lx", tcp->u_arg[2]);
 862                 else
 863                         tprintf("{%d}", timer_id);
 864         }
 865         return 0;
 866 }
 867
 868 int
 869 sys_timer_settime(struct tcb *tcp)
 870 {
 871         if (entering(tcp)) {
 872                 tprintf("%#lx, ", tcp->u_arg[0]);
 873                 printflags(clockflags, tcp->u_arg[1], "TIMER_???");
 874                 tprints(", ");
 875                 printitv(tcp, tcp->u_arg[2]);
 876                 tprints(", ");
 877         } else {
 878                 if (syserror(tcp))
 879                         tprintf("%#lx", tcp->u_arg[3]);
 880                 else
 881                         printitv(tcp, tcp->u_arg[3]);
 882         }
 883         return 0;
 884 }
 885
 886 int
 887 sys_timer_gettime(struct tcb *tcp)
 888 {
 889         if (entering(tcp)) {
 890                 tprintf("%#lx, ", tcp->u_arg[0]);
 891         } else {
 892                 if (syserror(tcp))
 893                         tprintf("%#lx", tcp->u_arg[1]);
 894                 else
 895                         printitv(tcp, tcp->u_arg[1]);
 896         }
 897         return 0;
 898 }
 899
 900 static void
 901 print_rtc(struct tcb *tcp, const struct rtc_time *rt)
 902 {
 903         tprintf("{tm_sec=%d, tm_min=%d, tm_hour=%d, "
 904                 "tm_mday=%d, tm_mon=%d, tm_year=%d, ",
 905                 rt->tm_sec, rt->tm_min, rt->tm_hour,
 906                 rt->tm_mday, rt->tm_mon, rt->tm_year);
 907         if (!abbrev(tcp))
 908                 tprintf("tm_wday=%d, tm_yday=%d, tm_isdst=%d}",
 909                         rt->tm_wday, rt->tm_yday, rt->tm_isdst);
 910         else
 911                 tprints("...}");
 912 }
 913
 914 int
 915 rtc_ioctl(struct tcb *tcp, long code, long arg)
 916 {
 917         switch (code) {
 918         case RTC_ALM_SET:
 919         case RTC_SET_TIME:
 920                 if (entering(tcp)) {
 921                         struct rtc_time rt;
 922                         if (umove(tcp, arg, &rt) < 0)
 923                                 tprintf(", %#lx", arg);
 924                         else {
 925                                 tprints(", ");
 926                                 print_rtc(tcp, &rt);
 927                         }
 928                 }
 929                 break;
 930         case RTC_ALM_READ:
 931         case RTC_RD_TIME:
 932                 if (exiting(tcp)) {
 933                         struct rtc_time rt;
 934                         if (syserror(tcp) || umove(tcp, arg, &rt) < 0)
 935                                 tprintf(", %#lx", arg);
 936                         else {
 937                                 tprints(", ");
 938                                 print_rtc(tcp, &rt);
 939                         }
 940                 }
 941                 break;
 942         case RTC_IRQP_SET:
 943         case RTC_EPOCH_SET:
 944                 if (entering(tcp))
 945                         tprintf(", %lu", arg);
 946                 break;
 947         case RTC_IRQP_READ:
 948         case RTC_EPOCH_READ:
 949                 if (exiting(tcp))
 950                         tprintf(", %lu", arg);
 951                 break;
 952         case RTC_WKALM_SET:
 953                 if (entering(tcp)) {
 954                         struct rtc_wkalrm wk;
 955                         if (umove(tcp, arg, &wk) < 0)
 956                                 tprintf(", %#lx", arg);
 957                         else {
 958                                 tprintf(", {enabled=%d, pending=%d, ",
 959                                         wk.enabled, wk.pending);
 960                                 print_rtc(tcp, &wk.time);
 961                                 tprints("}");
 962                         }
 963                 }
 964                 break;
 965         case RTC_WKALM_RD:
 966                 if (exiting(tcp)) {
 967                         struct rtc_wkalrm wk;
 968                         if (syserror(tcp) || umove(tcp, arg, &wk) < 0)
 969                                 tprintf(", %#lx", arg);
 970                         else {
 971                                 tprintf(", {enabled=%d, pending=%d, ",
 972                                         wk.enabled, wk.pending);
 973                                 print_rtc(tcp, &wk.time);
 974                                 tprints("}");
 975                         }
 976                 }
 977                 break;
 978         default:
 979                 if (entering(tcp))
 980                         tprintf(", %#lx", arg);
 981                 break;
 982         }
 983         return 1;
 984 }
 985
 986 #ifndef TFD_TIMER_ABSTIME
 987 #define TFD_TIMER_ABSTIME (1 << 0)
 988 #endif
 989
 990 static const struct xlat timerfdflags[] = {
 991         XLAT(TFD_TIMER_ABSTIME),
 992         { 0,                    NULL                    }
 993 };
 994
 995 int
 996 sys_timerfd(struct tcb *tcp)
 997 {
 998         if (entering(tcp)) {
 999                 /* It does not matter that the kernel uses itimerspec.  */
1000                 tprintf("%ld, ", tcp->u_arg[0]);
1001                 printclockname(tcp->u_arg[0]);
1002                 tprints(", ");
1003                 printflags(timerfdflags, tcp->u_arg[2], "TFD_???");
1004                 tprints(", ");
1005                 printitv(tcp, tcp->u_arg[3]);
1006         }
1007         return 0;
1008 }
1009
1010 int
1011 sys_timerfd_create(struct tcb *tcp)
1012 {
1013         if (entering(tcp)) {
1014                 printclockname(tcp->u_arg[0]);
1015                 tprints(", ");
1016                 printflags(timerfdflags, tcp->u_arg[1], "TFD_???");
1017         }
1018         return 0;
1019 }
1020
1021 int
1022 sys_timerfd_settime(struct tcb *tcp)
1023 {
1024         if (entering(tcp)) {
1025                 printfd(tcp, tcp->u_arg[0]);
1026                 tprints(", ");
1027                 printflags(timerfdflags, tcp->u_arg[1], "TFD_???");
1028                 tprints(", ");
1029                 printitv(tcp, tcp->u_arg[2]);
1030                 tprints(", ");
1031                 printitv(tcp, tcp->u_arg[3]);
1032         }
1033         return 0;
1034 }
1035
1036 int
1037 sys_timerfd_gettime(struct tcb *tcp)
1038 {
1039         if (entering(tcp)) {
1040                 printfd(tcp, tcp->u_arg[0]);
1041                 tprints(", ");
1042                 printitv(tcp, tcp->u_arg[1]);
1043         }
1044         return 0;
1045 }