* Copyright (c) 1991, 1992 Paul Kranenburg <pk@cs.few.eur.nl>
* Copyright (c) 1993 Branko Lankester <branko@hacktic.nl>
* Copyright (c) 1993, 1994, 1995, 1996 Rick Sladkey <jrs@world.std.com>
+ * Copyright (c) 1996-2017 The strace developers.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
*/
#include "defs.h"
-#include <linux/version.h>
+#include <fcntl.h>
+#include <signal.h>
#include <sys/timex.h>
-#include <linux/ioctl.h>
-#include <linux/rtc.h>
-
-#ifndef UTIME_NOW
-#define UTIME_NOW ((1l << 30) - 1l)
-#endif
-#ifndef UTIME_OMIT
-#define UTIME_OMIT ((1l << 30) - 2l)
-#endif
-
-struct timeval32
-{
- u_int32_t tv_sec, tv_usec;
-};
-
-static void
-tprint_timeval32(struct tcb *tcp, const struct timeval32 *tv)
-{
- tprintf("{%u, %u}", tv->tv_sec, tv->tv_usec);
-}
static void
-tprint_timeval(struct tcb *tcp, const struct timeval *tv)
-{
- tprintf("{%lu, %lu}",
- (unsigned long) tv->tv_sec, (unsigned long) tv->tv_usec);
-}
-
-void
-printtv_bitness(struct tcb *tcp, long addr, enum bitness_t bitness, int special)
-{
- char buf[TIMEVAL_TEXT_BUFSIZE];
- sprinttv(buf, tcp, addr, bitness, special);
- tprints(buf);
-}
-
-char *
-sprinttv(char *buf, struct tcb *tcp, long addr, enum bitness_t bitness, int special)
-{
- int rc;
-
- if (addr == 0)
- return stpcpy(buf, "NULL");
-
- if (!verbose(tcp))
- return buf + sprintf(buf, "%#lx", addr);
-
- if (bitness == BITNESS_32
-#if SUPPORTED_PERSONALITIES > 1
- || current_wordsize == 4
-#endif
- )
- {
- struct timeval32 tv;
-
- rc = umove(tcp, addr, &tv);
- if (rc >= 0) {
- if (special && tv.tv_sec == 0) {
- if (tv.tv_usec == UTIME_NOW)
- return stpcpy(buf, "UTIME_NOW");
- if (tv.tv_usec == UTIME_OMIT)
- return stpcpy(buf, "UTIME_OMIT");
- }
- return buf + sprintf(buf, "{%u, %u}",
- tv.tv_sec, tv.tv_usec);
- }
- } else {
- struct timeval tv;
-
- rc = umove(tcp, addr, &tv);
- if (rc >= 0) {
- if (special && tv.tv_sec == 0) {
- if (tv.tv_usec == UTIME_NOW)
- return stpcpy(buf, "UTIME_NOW");
- if (tv.tv_usec == UTIME_OMIT)
- return stpcpy(buf, "UTIME_OMIT");
- }
- return buf + sprintf(buf, "{%lu, %lu}",
- (unsigned long) tv.tv_sec,
- (unsigned long) tv.tv_usec);
- }
- }
-
- return stpcpy(buf, "{...}");
-}
-
-void
-print_timespec(struct tcb *tcp, long addr)
-{
- char buf[TIMESPEC_TEXT_BUFSIZE];
- sprint_timespec(buf, tcp, addr);
- tprints(buf);
-}
-
-void
-sprint_timespec(char *buf, struct tcb *tcp, long addr)
+print_timezone(struct tcb *const tcp, const kernel_ulong_t addr)
{
- if (addr == 0)
- strcpy(buf, "NULL");
- else if (!verbose(tcp))
- sprintf(buf, "%#lx", addr);
- else {
- int rc;
-
-#if SUPPORTED_PERSONALITIES > 1
- if (current_wordsize == 4) {
- struct timeval32 tv;
-
- rc = umove(tcp, addr, &tv);
- if (rc >= 0)
- sprintf(buf, "{%u, %u}",
- tv.tv_sec, tv.tv_usec);
- } else
-#endif
- {
- struct timespec ts;
-
- rc = umove(tcp, addr, &ts);
- if (rc >= 0)
- sprintf(buf, "{%lu, %lu}",
- (unsigned long) ts.tv_sec,
- (unsigned long) ts.tv_nsec);
- }
- if (rc < 0)
- strcpy(buf, "{...}");
- }
-}
+ struct timezone tz;
-int
-sys_time(struct tcb *tcp)
-{
- if (exiting(tcp)) {
- printnum(tcp, tcp->u_arg[0], "%ld");
- }
- return 0;
-}
+ if (umove_or_printaddr(tcp, addr, &tz))
+ return;
-int
-sys_stime(struct tcb *tcp)
-{
- if (exiting(tcp)) {
- printnum(tcp, tcp->u_arg[0], "%ld");
- }
- return 0;
+ tprintf("{tz_minuteswest=%d, tz_dsttime=%d}",
+ tz.tz_minuteswest, tz.tz_dsttime);
}
-int
-sys_gettimeofday(struct tcb *tcp)
+SYS_FUNC(gettimeofday)
{
if (exiting(tcp)) {
- if (syserror(tcp)) {
- tprintf("%#lx, %#lx",
- tcp->u_arg[0], tcp->u_arg[1]);
- return 0;
- }
- printtv(tcp, tcp->u_arg[0]);
+ print_timeval(tcp, tcp->u_arg[0]);
tprints(", ");
- printtv(tcp, tcp->u_arg[1]);
+ print_timezone(tcp, tcp->u_arg[1]);
}
return 0;
}
#ifdef ALPHA
-int
-sys_osf_gettimeofday(struct tcb *tcp)
+SYS_FUNC(osf_gettimeofday)
{
if (exiting(tcp)) {
- if (syserror(tcp)) {
- tprintf("%#lx, %#lx", tcp->u_arg[0], tcp->u_arg[1]);
- return 0;
- }
- printtv_bitness(tcp, tcp->u_arg[0], BITNESS_32, 0);
+ print_timeval32(tcp, tcp->u_arg[0]);
tprints(", ");
- printtv_bitness(tcp, tcp->u_arg[1], BITNESS_32, 0);
+ print_timezone(tcp, tcp->u_arg[1]);
}
return 0;
}
#endif
-int
-sys_settimeofday(struct tcb *tcp)
+SYS_FUNC(settimeofday)
{
- if (entering(tcp)) {
- printtv(tcp, tcp->u_arg[0]);
- tprints(", ");
- printtv(tcp, tcp->u_arg[1]);
- }
- return 0;
+ print_timeval(tcp, tcp->u_arg[0]);
+ tprints(", ");
+ print_timezone(tcp, tcp->u_arg[1]);
+
+ return RVAL_DECODED;
}
#ifdef ALPHA
-int
-sys_osf_settimeofday(struct tcb *tcp)
+SYS_FUNC(osf_settimeofday)
{
- if (entering(tcp)) {
- printtv_bitness(tcp, tcp->u_arg[0], BITNESS_32, 0);
- tprints(", ");
- printtv_bitness(tcp, tcp->u_arg[1], BITNESS_32, 0);
- }
- return 0;
-}
-#endif
+ print_timeval32(tcp, tcp->u_arg[0]);
+ tprints(", ");
+ print_timezone(tcp, tcp->u_arg[1]);
-int
-sys_adjtime(struct tcb *tcp)
-{
- if (entering(tcp)) {
- printtv(tcp, tcp->u_arg[0]);
- tprints(", ");
- } else {
- if (syserror(tcp))
- tprintf("%#lx", tcp->u_arg[1]);
- else
- printtv(tcp, tcp->u_arg[1]);
- }
- return 0;
+ return RVAL_DECODED;
}
+#endif
-int
-sys_nanosleep(struct tcb *tcp)
+SYS_FUNC(nanosleep)
{
if (entering(tcp)) {
print_timespec(tcp, tcp->u_arg[0]);
tprints(", ");
} else {
- /* Second (returned) timespec is only significant
- * if syscall was interrupted. We print only its address
- * on _success_, since kernel doesn't modify its value.
+
+ /*
+ * Second (returned) timespec is only significant if syscall
+ * was interrupted. On success and in case of other errors we
+ * print only its address, since kernel doesn't modify it,
+ * and printing the value may show uninitialized data.
*/
- if (is_restart_error(tcp) || !tcp->u_arg[1])
- /* Interrupted (or NULL) */
+ if (is_erestart(tcp)) {
+ temporarily_clear_syserror(tcp);
print_timespec(tcp, tcp->u_arg[1]);
- else
- /* Success */
- tprintf("%#lx", tcp->u_arg[1]);
- }
- return 0;
-}
-
-static const struct xlat which[] = {
- { ITIMER_REAL, "ITIMER_REAL" },
- { ITIMER_VIRTUAL,"ITIMER_VIRTUAL"},
- { ITIMER_PROF, "ITIMER_PROF" },
- { 0, NULL },
-};
-
-static void
-printitv_bitness(struct tcb *tcp, long addr, enum bitness_t bitness)
-{
- if (addr == 0)
- tprints("NULL");
- else if (!verbose(tcp))
- tprintf("%#lx", addr);
- else {
- int rc;
-
- if (bitness == BITNESS_32
-#if SUPPORTED_PERSONALITIES > 1
- || current_wordsize == 4
-#endif
- )
- {
- struct {
- struct timeval32 it_interval, it_value;
- } itv;
-
- rc = umove(tcp, addr, &itv);
- if (rc >= 0) {
- tprints("{it_interval=");
- tprint_timeval32(tcp, &itv.it_interval);
- tprints(", it_value=");
- tprint_timeval32(tcp, &itv.it_value);
- tprints("}");
- }
+ restore_cleared_syserror(tcp);
} else {
- struct itimerval itv;
-
- rc = umove(tcp, addr, &itv);
- if (rc >= 0) {
- tprints("{it_interval=");
- tprint_timeval(tcp, &itv.it_interval);
- tprints(", it_value=");
- tprint_timeval(tcp, &itv.it_value);
- tprints("}");
- }
+ printaddr(tcp->u_arg[1]);
}
- if (rc < 0)
- tprints("{...}");
}
+ return 0;
}
-#define printitv(tcp, addr) \
- printitv_bitness((tcp), (addr), BITNESS_CURRENT)
+#include "xlat/itimer_which.h"
-int
-sys_getitimer(struct tcb *tcp)
+SYS_FUNC(getitimer)
{
if (entering(tcp)) {
- printxval(which, tcp->u_arg[0], "ITIMER_???");
+ printxval(itimer_which, tcp->u_arg[0], "ITIMER_???");
tprints(", ");
} else {
- if (syserror(tcp))
- tprintf("%#lx", tcp->u_arg[1]);
- else
- printitv(tcp, tcp->u_arg[1]);
+ print_itimerval(tcp, tcp->u_arg[1]);
}
return 0;
}
#ifdef ALPHA
-int
-sys_osf_getitimer(struct tcb *tcp)
+SYS_FUNC(osf_getitimer)
{
if (entering(tcp)) {
- printxval(which, tcp->u_arg[0], "ITIMER_???");
+ printxval(itimer_which, tcp->u_arg[0], "ITIMER_???");
tprints(", ");
} else {
- if (syserror(tcp))
- tprintf("%#lx", tcp->u_arg[1]);
- else
- printitv_bitness(tcp, tcp->u_arg[1], BITNESS_32);
+ print_itimerval32(tcp, tcp->u_arg[1]);
}
return 0;
}
#endif
-int
-sys_setitimer(struct tcb *tcp)
+SYS_FUNC(setitimer)
{
if (entering(tcp)) {
- printxval(which, tcp->u_arg[0], "ITIMER_???");
+ printxval(itimer_which, tcp->u_arg[0], "ITIMER_???");
tprints(", ");
- printitv(tcp, tcp->u_arg[1]);
+ print_itimerval(tcp, tcp->u_arg[1]);
tprints(", ");
} else {
- if (syserror(tcp))
- tprintf("%#lx", tcp->u_arg[2]);
- else
- printitv(tcp, tcp->u_arg[2]);
+ print_itimerval(tcp, tcp->u_arg[2]);
}
return 0;
}
#ifdef ALPHA
-int
-sys_osf_setitimer(struct tcb *tcp)
+SYS_FUNC(osf_setitimer)
{
if (entering(tcp)) {
- printxval(which, tcp->u_arg[0], "ITIMER_???");
+ printxval(itimer_which, tcp->u_arg[0], "ITIMER_???");
tprints(", ");
- printitv_bitness(tcp, tcp->u_arg[1], BITNESS_32);
+ print_itimerval32(tcp, tcp->u_arg[1]);
tprints(", ");
} else {
- if (syserror(tcp))
- tprintf("%#lx", tcp->u_arg[2]);
- else
- printitv_bitness(tcp, tcp->u_arg[2], BITNESS_32);
+ print_itimerval32(tcp, tcp->u_arg[2]);
}
return 0;
}
#endif
-static const struct xlat adjtimex_modes[] = {
- { 0, "0" },
-#ifdef ADJ_OFFSET
- { ADJ_OFFSET, "ADJ_OFFSET" },
-#endif
-#ifdef ADJ_FREQUENCY
- { ADJ_FREQUENCY, "ADJ_FREQUENCY" },
-#endif
-#ifdef ADJ_MAXERROR
- { ADJ_MAXERROR, "ADJ_MAXERROR" },
-#endif
-#ifdef ADJ_ESTERROR
- { ADJ_ESTERROR, "ADJ_ESTERROR" },
-#endif
-#ifdef ADJ_STATUS
- { ADJ_STATUS, "ADJ_STATUS" },
-#endif
-#ifdef ADJ_TIMECONST
- { ADJ_TIMECONST, "ADJ_TIMECONST" },
-#endif
-#ifdef ADJ_TICK
- { ADJ_TICK, "ADJ_TICK" },
-#endif
-#ifdef ADJ_OFFSET_SINGLESHOT
- { ADJ_OFFSET_SINGLESHOT, "ADJ_OFFSET_SINGLESHOT" },
-#endif
- { 0, NULL }
-};
-
-static const struct xlat adjtimex_status[] = {
-#ifdef STA_PLL
- { STA_PLL, "STA_PLL" },
-#endif
-#ifdef STA_PPSFREQ
- { STA_PPSFREQ, "STA_PPSFREQ" },
-#endif
-#ifdef STA_PPSTIME
- { STA_PPSTIME, "STA_PPSTIME" },
-#endif
-#ifdef STA_FLL
- { STA_FLL, "STA_FLL" },
-#endif
-#ifdef STA_INS
- { STA_INS, "STA_INS" },
-#endif
-#ifdef STA_DEL
- { STA_DEL, "STA_DEL" },
-#endif
-#ifdef STA_UNSYNC
- { STA_UNSYNC, "STA_UNSYNC" },
-#endif
-#ifdef STA_FREQHOLD
- { STA_FREQHOLD, "STA_FREQHOLD" },
-#endif
-#ifdef STA_PPSSIGNAL
- { STA_PPSSIGNAL, "STA_PPSSIGNAL" },
-#endif
-#ifdef STA_PPSJITTER
- { STA_PPSJITTER, "STA_PPSJITTER" },
-#endif
-#ifdef STA_PPSWANDER
- { STA_PPSWANDER, "STA_PPSWANDER" },
-#endif
-#ifdef STA_PPSERROR
- { STA_PPSERROR, "STA_PPSERROR" },
-#endif
-#ifdef STA_CLOCKERR
- { STA_CLOCKERR, "STA_CLOCKERR" },
-#endif
- { 0, NULL }
-};
-
-static const struct xlat adjtimex_state[] = {
-#ifdef TIME_OK
- { TIME_OK, "TIME_OK" },
-#endif
-#ifdef TIME_INS
- { TIME_INS, "TIME_INS" },
-#endif
-#ifdef TIME_DEL
- { TIME_DEL, "TIME_DEL" },
-#endif
-#ifdef TIME_OOP
- { TIME_OOP, "TIME_OOP" },
-#endif
-#ifdef TIME_WAIT
- { TIME_WAIT, "TIME_WAIT" },
-#endif
-#ifdef TIME_ERROR
- { TIME_ERROR, "TIME_ERROR" },
-#endif
- { 0, NULL }
-};
-
-#if SUPPORTED_PERSONALITIES > 1
-static int
-tprint_timex32(struct tcb *tcp, long addr)
-{
- struct {
- unsigned int modes;
- int offset;
- int freq;
- int maxerror;
- int esterror;
- int status;
- int constant;
- int precision;
- int tolerance;
- struct timeval32 time;
- int tick;
- int ppsfreq;
- int jitter;
- int shift;
- int stabil;
- int jitcnt;
- int calcnt;
- int errcnt;
- int stbcnt;
- } tx;
-
- if (umove(tcp, addr, &tx) < 0)
- return -1;
-
- tprints("{modes=");
- printflags(adjtimex_modes, tx.modes, "ADJ_???");
- tprintf(", offset=%d, freq=%d, maxerror=%d, ",
- tx.offset, tx.freq, tx.maxerror);
- tprintf("esterror=%u, status=", tx.esterror);
- printflags(adjtimex_status, tx.status, "STA_???");
- tprintf(", constant=%d, precision=%u, ",
- tx.constant, tx.precision);
- tprintf("tolerance=%d, time=", tx.tolerance);
- tprint_timeval32(tcp, &tx.time);
- tprintf(", tick=%d, ppsfreq=%d, jitter=%d",
- tx.tick, tx.ppsfreq, tx.jitter);
- tprintf(", shift=%d, stabil=%d, jitcnt=%d",
- tx.shift, tx.stabil, tx.jitcnt);
- tprintf(", calcnt=%d, errcnt=%d, stbcnt=%d",
- tx.calcnt, tx.errcnt, tx.stbcnt);
- tprints("}");
- return 0;
-}
-#endif /* SUPPORTED_PERSONALITIES > 1 */
-
-static int
-tprint_timex(struct tcb *tcp, long addr)
-{
- struct timex tx;
-
-#if SUPPORTED_PERSONALITIES > 1
- if (current_wordsize == 4)
- return tprint_timex32(tcp, addr);
-#endif
- if (umove(tcp, addr, &tx) < 0)
- return -1;
-
-#if LINUX_VERSION_CODE < 66332
- tprintf("{mode=%d, offset=%ld, frequency=%ld, ",
- tx.mode, tx.offset, tx.frequency);
- tprintf("maxerror=%ld, esterror=%lu, status=%u, ",
- tx.maxerror, tx.esterror, tx.status);
- tprintf("time_constant=%ld, precision=%lu, ",
- tx.time_constant, tx.precision);
- tprintf("tolerance=%ld, time=", tx.tolerance);
- tprint_timeval(tcp, &tx.time);
-#else
- tprints("{modes=");
- printflags(adjtimex_modes, tx.modes, "ADJ_???");
- tprintf(", offset=%ld, freq=%ld, maxerror=%ld, ",
- (long) tx.offset, (long) tx.freq, (long) tx.maxerror);
- tprintf("esterror=%lu, status=", (long) tx.esterror);
- printflags(adjtimex_status, tx.status, "STA_???");
- tprintf(", constant=%ld, precision=%lu, ",
- (long) tx.constant, (long) tx.precision);
- tprintf("tolerance=%ld, time=", (long) tx.tolerance);
- tprint_timeval(tcp, &tx.time);
- tprintf(", tick=%ld, ppsfreq=%ld, jitter=%ld",
- (long) tx.tick, (long) tx.ppsfreq, (long) tx.jitter);
- tprintf(", shift=%d, stabil=%ld, jitcnt=%ld",
- tx.shift, (long) tx.stabil, (long) tx.jitcnt);
- tprintf(", calcnt=%ld, errcnt=%ld, stbcnt=%ld",
- (long) tx.calcnt, (long) tx.errcnt, (long) tx.stbcnt);
-#endif
- tprints("}");
- return 0;
-}
+#include "xlat/adjtimex_state.h"
static int
-do_adjtimex(struct tcb *tcp, long addr)
+do_adjtimex(struct tcb *const tcp, const kernel_ulong_t addr)
{
- if (addr == 0)
- tprints("NULL");
- else if (syserror(tcp) || !verbose(tcp))
- tprintf("%#lx", addr);
- else if (tprint_timex(tcp, addr) < 0)
- tprints("{...}");
- if (syserror(tcp))
+ if (print_timex(tcp, addr))
return 0;
- tcp->auxstr = xlookup(adjtimex_state, tcp->u_rval);
+ tcp->auxstr = xlookup(adjtimex_state, (kernel_ulong_t) tcp->u_rval);
if (tcp->auxstr)
return RVAL_STR;
return 0;
}
-int
-sys_adjtimex(struct tcb *tcp)
+SYS_FUNC(adjtimex)
{
if (exiting(tcp))
return do_adjtimex(tcp, tcp->u_arg[0]);
return 0;
}
-static const struct xlat clockflags[] = {
- { TIMER_ABSTIME, "TIMER_ABSTIME" },
- { 0, NULL }
-};
+#include "xlat/clockflags.h"
+#include "xlat/clocknames.h"
-static const struct xlat clocknames[] = {
-#ifdef CLOCK_REALTIME
- { CLOCK_REALTIME, "CLOCK_REALTIME" },
-#endif
-#ifdef CLOCK_MONOTONIC
- { CLOCK_MONOTONIC, "CLOCK_MONOTONIC" },
-#endif
-#ifdef CLOCK_PROCESS_CPUTIME_ID
- { CLOCK_PROCESS_CPUTIME_ID, "CLOCK_PROCESS_CPUTIME_ID" },
-#endif
-#ifdef CLOCK_THREAD_CPUTIME_ID
- { CLOCK_THREAD_CPUTIME_ID, "CLOCK_THREAD_CPUTIME_ID" },
-#endif
-#ifdef CLOCK_MONOTONIC_RAW
- { CLOCK_MONOTONIC_RAW, "CLOCK_MONOTONIC_RAW" },
-#endif
-#ifdef CLOCK_REALTIME_COARSE
- { CLOCK_REALTIME_COARSE, "CLOCK_REALTIME_COARSE" },
-#endif
-#ifdef CLOCK_MONOTONIC_COARSE
- { CLOCK_MONOTONIC_COARSE, "CLOCK_MONOTONIC_COARSE" },
+static void
+printclockname(int clockid)
+{
+#ifdef CLOCKID_TO_FD
+# include "xlat/cpuclocknames.h"
+
+ if (clockid < 0) {
+ if ((clockid & CLOCKFD_MASK) == CLOCKFD)
+ tprintf("FD_TO_CLOCKID(%d)", CLOCKID_TO_FD(clockid));
+ else {
+ if (CPUCLOCK_PERTHREAD(clockid))
+ tprintf("MAKE_THREAD_CPUCLOCK(%d,", CPUCLOCK_PID(clockid));
+ else
+ tprintf("MAKE_PROCESS_CPUCLOCK(%d,", CPUCLOCK_PID(clockid));
+ printxval(cpuclocknames, clockid & CLOCKFD_MASK, "CPUCLOCK_???");
+ tprints(")");
+ }
+ } else
#endif
- { 0, NULL }
-};
+ printxval(clocknames, clockid, "CLOCK_???");
+}
-int
-sys_clock_settime(struct tcb *tcp)
+SYS_FUNC(clock_settime)
{
- if (entering(tcp)) {
- printxval(clocknames, tcp->u_arg[0], "CLOCK_???");
- tprints(", ");
- printtv(tcp, tcp->u_arg[1]);
- }
- return 0;
+ printclockname(tcp->u_arg[0]);
+ tprints(", ");
+ print_timespec(tcp, tcp->u_arg[1]);
+
+ return RVAL_DECODED;
}
-int
-sys_clock_gettime(struct tcb *tcp)
+SYS_FUNC(clock_gettime)
{
if (entering(tcp)) {
- printxval(clocknames, tcp->u_arg[0], "CLOCK_???");
+ printclockname(tcp->u_arg[0]);
tprints(", ");
} else {
- if (syserror(tcp))
- tprintf("%#lx", tcp->u_arg[1]);
- else
- printtv(tcp, tcp->u_arg[1]);
+ print_timespec(tcp, tcp->u_arg[1]);
}
return 0;
}
-int
-sys_clock_nanosleep(struct tcb *tcp)
+SYS_FUNC(clock_nanosleep)
{
if (entering(tcp)) {
- printxval(clocknames, tcp->u_arg[0], "CLOCK_???");
+ printclockname(tcp->u_arg[0]);
tprints(", ");
printflags(clockflags, tcp->u_arg[1], "TIMER_???");
tprints(", ");
- printtv(tcp, tcp->u_arg[2]);
+ print_timespec(tcp, tcp->u_arg[2]);
tprints(", ");
} else {
- if (syserror(tcp))
- tprintf("%#lx", tcp->u_arg[3]);
- else
- printtv(tcp, tcp->u_arg[3]);
+ /*
+ * Second (returned) timespec is only significant
+ * if syscall was interrupted and flags is not TIMER_ABSTIME.
+ */
+ if (!tcp->u_arg[1] && is_erestart(tcp)) {
+ temporarily_clear_syserror(tcp);
+ print_timespec(tcp, tcp->u_arg[3]);
+ restore_cleared_syserror(tcp);
+ } else {
+ printaddr(tcp->u_arg[3]);
+ }
}
return 0;
}
-int
-sys_clock_adjtime(struct tcb *tcp)
+SYS_FUNC(clock_adjtime)
{
if (exiting(tcp))
return do_adjtimex(tcp, tcp->u_arg[1]);
- printxval(clocknames, tcp->u_arg[0], "CLOCK_???");
+ printclockname(tcp->u_arg[0]);
tprints(", ");
return 0;
}
-#ifndef SIGEV_THREAD_ID
-# define SIGEV_THREAD_ID 4
-#endif
-static const struct xlat sigev_value[] = {
- { SIGEV_SIGNAL+1, "SIGEV_SIGNAL" },
- { SIGEV_NONE+1, "SIGEV_NONE" },
- { SIGEV_THREAD+1, "SIGEV_THREAD" },
- { SIGEV_THREAD_ID+1, "SIGEV_THREAD_ID" },
- { 0, NULL }
-};
-
-#if SUPPORTED_PERSONALITIES > 1
-static void
-printsigevent32(struct tcb *tcp, long arg)
-{
- struct {
- int sigev_value;
- int sigev_signo;
- int sigev_notify;
-
- union {
- int tid;
- struct {
- int function, attribute;
- } thread;
- } un;
- } sev;
-
- if (umove(tcp, arg, &sev) < 0)
- tprints("{...}");
- else {
- tprintf("{%#x, ", sev.sigev_value);
- if (sev.sigev_notify == SIGEV_SIGNAL)
- tprintf("%s, ", signame(sev.sigev_signo));
- else
- tprintf("%u, ", sev.sigev_signo);
- printxval(sigev_value, sev.sigev_notify + 1, "SIGEV_???");
- tprints(", ");
- if (sev.sigev_notify == SIGEV_THREAD_ID)
- tprintf("{%d}", sev.un.tid);
- else if (sev.sigev_notify == SIGEV_THREAD)
- tprintf("{%#x, %#x}",
- sev.un.thread.function,
- sev.un.thread.attribute);
- else
- tprints("{...}");
- tprints("}");
- }
-}
-#endif
-
-void
-printsigevent(struct tcb *tcp, long arg)
-{
- struct sigevent sev;
-
-#if SUPPORTED_PERSONALITIES > 1
- if (current_wordsize == 4) {
- printsigevent32(tcp, arg);
- return;
- }
-#endif
- if (umove(tcp, arg, &sev) < 0)
- tprints("{...}");
- else {
- tprintf("{%p, ", sev.sigev_value.sival_ptr);
- if (sev.sigev_notify == SIGEV_SIGNAL)
- tprintf("%s, ", signame(sev.sigev_signo));
- else
- tprintf("%u, ", sev.sigev_signo);
- printxval(sigev_value, sev.sigev_notify+1, "SIGEV_???");
- tprints(", ");
- if (sev.sigev_notify == SIGEV_THREAD_ID)
- /* _pad[0] is the _tid field which might not be
- present in the userlevel definition of the
- struct. */
- tprintf("{%d}", sev._sigev_un._pad[0]);
- else if (sev.sigev_notify == SIGEV_THREAD)
- tprintf("{%p, %p}", sev.sigev_notify_function,
- sev.sigev_notify_attributes);
- else
- tprints("{...}");
- tprints("}");
- }
-}
-
-int
-sys_timer_create(struct tcb *tcp)
+SYS_FUNC(timer_create)
{
if (entering(tcp)) {
- printxval(clocknames, tcp->u_arg[0], "CLOCK_???");
+ printclockname(tcp->u_arg[0]);
tprints(", ");
- printsigevent(tcp, tcp->u_arg[1]);
+ print_sigevent(tcp, tcp->u_arg[1]);
tprints(", ");
} else {
- int timer_id;
-
- if (syserror(tcp) || umove(tcp, tcp->u_arg[2], &timer_id) < 0)
- tprintf("%#lx", tcp->u_arg[2]);
- else
- tprintf("{%d}", timer_id);
+ printnum_int(tcp, tcp->u_arg[2], "%d");
}
return 0;
}
-int
-sys_timer_settime(struct tcb *tcp)
+SYS_FUNC(timer_settime)
{
if (entering(tcp)) {
- tprintf("%#lx, ", tcp->u_arg[0]);
+ tprintf("%d, ", (int) tcp->u_arg[0]);
printflags(clockflags, tcp->u_arg[1], "TIMER_???");
tprints(", ");
- printitv(tcp, tcp->u_arg[2]);
+ print_itimerspec(tcp, tcp->u_arg[2]);
tprints(", ");
} else {
- if (syserror(tcp))
- tprintf("%#lx", tcp->u_arg[3]);
- else
- printitv(tcp, tcp->u_arg[3]);
+ print_itimerspec(tcp, tcp->u_arg[3]);
}
return 0;
}
-int
-sys_timer_gettime(struct tcb *tcp)
+SYS_FUNC(timer_gettime)
{
if (entering(tcp)) {
- tprintf("%#lx, ", tcp->u_arg[0]);
+ tprintf("%d, ", (int) tcp->u_arg[0]);
} else {
- if (syserror(tcp))
- tprintf("%#lx", tcp->u_arg[1]);
- else
- printitv(tcp, tcp->u_arg[1]);
+ print_itimerspec(tcp, tcp->u_arg[1]);
}
return 0;
}
-static void
-print_rtc(struct tcb *tcp, const struct rtc_time *rt)
-{
- tprintf("{tm_sec=%d, tm_min=%d, tm_hour=%d, "
- "tm_mday=%d, tm_mon=%d, tm_year=%d, ",
- rt->tm_sec, rt->tm_min, rt->tm_hour,
- rt->tm_mday, rt->tm_mon, rt->tm_year);
- if (!abbrev(tcp))
- tprintf("tm_wday=%d, tm_yday=%d, tm_isdst=%d}",
- rt->tm_wday, rt->tm_yday, rt->tm_isdst);
- else
- tprints("...}");
-}
+#include "xlat/timerfdflags.h"
-int
-rtc_ioctl(struct tcb *tcp, long code, long arg)
+SYS_FUNC(timerfd_create)
{
- switch (code) {
- case RTC_ALM_SET:
- case RTC_SET_TIME:
- if (entering(tcp)) {
- struct rtc_time rt;
- if (umove(tcp, arg, &rt) < 0)
- tprintf(", %#lx", arg);
- else {
- tprints(", ");
- print_rtc(tcp, &rt);
- }
- }
- break;
- case RTC_ALM_READ:
- case RTC_RD_TIME:
- if (exiting(tcp)) {
- struct rtc_time rt;
- if (syserror(tcp) || umove(tcp, arg, &rt) < 0)
- tprintf(", %#lx", arg);
- else {
- tprints(", ");
- print_rtc(tcp, &rt);
- }
- }
- break;
- case RTC_IRQP_SET:
- case RTC_EPOCH_SET:
- if (entering(tcp))
- tprintf(", %lu", arg);
- break;
- case RTC_IRQP_READ:
- case RTC_EPOCH_READ:
- if (exiting(tcp))
- tprintf(", %lu", arg);
- break;
- case RTC_WKALM_SET:
- if (entering(tcp)) {
- struct rtc_wkalrm wk;
- if (umove(tcp, arg, &wk) < 0)
- tprintf(", %#lx", arg);
- else {
- tprintf(", {enabled=%d, pending=%d, ",
- wk.enabled, wk.pending);
- print_rtc(tcp, &wk.time);
- tprints("}");
- }
- }
- break;
- case RTC_WKALM_RD:
- if (exiting(tcp)) {
- struct rtc_wkalrm wk;
- if (syserror(tcp) || umove(tcp, arg, &wk) < 0)
- tprintf(", %#lx", arg);
- else {
- tprintf(", {enabled=%d, pending=%d, ",
- wk.enabled, wk.pending);
- print_rtc(tcp, &wk.time);
- tprints("}");
- }
- }
- break;
- default:
- if (entering(tcp))
- tprintf(", %#lx", arg);
- break;
- }
- return 1;
-}
-
-#ifndef TFD_TIMER_ABSTIME
-#define TFD_TIMER_ABSTIME (1 << 0)
-#endif
-
-static const struct xlat timerfdflags[] = {
- { TFD_TIMER_ABSTIME, "TFD_TIMER_ABSTIME" },
- { 0, NULL }
-};
-
-int
-sys_timerfd(struct tcb *tcp)
-{
- if (entering(tcp)) {
- /* It does not matter that the kernel uses itimerspec. */
- tprintf("%ld, ", tcp->u_arg[0]);
- printxval(clocknames, tcp->u_arg[1], "CLOCK_???");
- tprints(", ");
- printflags(timerfdflags, tcp->u_arg[2], "TFD_???");
- tprints(", ");
- printitv(tcp, tcp->u_arg[3]);
- }
- return 0;
-}
+ printclockname(tcp->u_arg[0]);
+ tprints(", ");
+ printflags(timerfdflags, tcp->u_arg[1], "TFD_???");
-int
-sys_timerfd_create(struct tcb *tcp)
-{
- if (entering(tcp)) {
- printxval(clocknames, tcp->u_arg[0], "CLOCK_???");
- tprints(", ");
- printflags(timerfdflags, tcp->u_arg[1], "TFD_???");
- }
- return 0;
+ return RVAL_DECODED | RVAL_FD;
}
-int
-sys_timerfd_settime(struct tcb *tcp)
+SYS_FUNC(timerfd_settime)
{
if (entering(tcp)) {
printfd(tcp, tcp->u_arg[0]);
tprints(", ");
printflags(timerfdflags, tcp->u_arg[1], "TFD_???");
tprints(", ");
- printitv(tcp, tcp->u_arg[2]);
+ print_itimerspec(tcp, tcp->u_arg[2]);
tprints(", ");
- printitv(tcp, tcp->u_arg[3]);
+ } else {
+ print_itimerspec(tcp, tcp->u_arg[3]);
}
return 0;
}
-int
-sys_timerfd_gettime(struct tcb *tcp)
+SYS_FUNC(timerfd_gettime)
{
if (entering(tcp)) {
printfd(tcp, tcp->u_arg[0]);
tprints(", ");
- printitv(tcp, tcp->u_arg[1]);
+ } else {
+ print_itimerspec(tcp, tcp->u_arg[1]);
}
return 0;
}