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strace/time.c
Dmitry V. Levin a28fbfd523 Update STA_* constants 
* time.c (adjtimex_status): Add STA_NANO, STA_MODE, and STA_CLK.
* NEWS (Improvements): Mention it.
2012-05-01 21:17:51 +00:00

984 lines
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/*
* 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>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "defs.h"
#include <linux/version.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)
{
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, "{...}");
}
}
int
sys_time(struct tcb *tcp)
{
if (exiting(tcp)) {
printnum(tcp, tcp->u_arg[0], "%ld");
}
return 0;
}
int
sys_stime(struct tcb *tcp)
{
if (exiting(tcp)) {
printnum(tcp, tcp->u_arg[0], "%ld");
}
return 0;
}
int
sys_gettimeofday(struct tcb *tcp)
{
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]);
tprints(", ");
printtv(tcp, tcp->u_arg[1]);
}
return 0;
}
#ifdef ALPHA
int
sys_osf_gettimeofday(struct tcb *tcp)
{
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);
tprints(", ");
printtv_bitness(tcp, tcp->u_arg[1], BITNESS_32, 0);
}
return 0;
}
#endif
int
sys_settimeofday(struct tcb *tcp)
{
if (entering(tcp)) {
printtv(tcp, tcp->u_arg[0]);
tprints(", ");
printtv(tcp, tcp->u_arg[1]);
}
return 0;
}
#ifdef ALPHA
int
sys_osf_settimeofday(struct tcb *tcp)
{
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
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;
}
int
sys_nanosleep(struct tcb *tcp)
{
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.
*/
if (is_restart_error(tcp) || !tcp->u_arg[1])
/* Interrupted (or NULL) */
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("}");
}
} 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("}");
}
}
if (rc < 0)
tprints("{...}");
}
}
#define printitv(tcp, addr) \
printitv_bitness((tcp), (addr), BITNESS_CURRENT)
int
sys_getitimer(struct tcb *tcp)
{
if (entering(tcp)) {
printxval(which, tcp->u_arg[0], "ITIMER_???");
tprints(", ");
} else {
if (syserror(tcp))
tprintf("%#lx", tcp->u_arg[1]);
else
printitv(tcp, tcp->u_arg[1]);
}
return 0;
}
#ifdef ALPHA
int
sys_osf_getitimer(struct tcb *tcp)
{
if (entering(tcp)) {
printxval(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);
}
return 0;
}
#endif
int
sys_setitimer(struct tcb *tcp)
{
if (entering(tcp)) {
printxval(which, tcp->u_arg[0], "ITIMER_???");
tprints(", ");
printitv(tcp, tcp->u_arg[1]);
tprints(", ");
} else {
if (syserror(tcp))
tprintf("%#lx", tcp->u_arg[2]);
else
printitv(tcp, tcp->u_arg[2]);
}
return 0;
}
#ifdef ALPHA
int
sys_osf_setitimer(struct tcb *tcp)
{
if (entering(tcp)) {
printxval(which, tcp->u_arg[0], "ITIMER_???");
tprints(", ");
printitv_bitness(tcp, tcp->u_arg[1], BITNESS_32);
tprints(", ");
} else {
if (syserror(tcp))
tprintf("%#lx", tcp->u_arg[2]);
else
printitv_bitness(tcp, tcp->u_arg[2], BITNESS_32);
}
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
#ifdef STA_NANO
{ STA_NANO, "STA_NANO" },
#endif
#ifdef STA_MODE
{ STA_MODE, "STA_MODE" },
#endif
#ifdef STA_CLK
{ STA_CLK, "STA_CLK" },
#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;
}
static int
do_adjtimex(struct tcb *tcp, long 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))
return 0;
tcp->auxstr = xlookup(adjtimex_state, tcp->u_rval);
if (tcp->auxstr)
return RVAL_STR;
return 0;
}
int
sys_adjtimex(struct tcb *tcp)
{
if (exiting(tcp))
return do_adjtimex(tcp, tcp->u_arg[0]);
return 0;
}
static const struct xlat clockflags[] = {
{ TIMER_ABSTIME, "TIMER_ABSTIME" },
{ 0, NULL }
};
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" },
#endif
{ 0, NULL }
};
int
sys_clock_settime(struct tcb *tcp)
{
if (entering(tcp)) {
printxval(clocknames, tcp->u_arg[0], "CLOCK_???");
tprints(", ");
printtv(tcp, tcp->u_arg[1]);
}
return 0;
}
int
sys_clock_gettime(struct tcb *tcp)
{
if (entering(tcp)) {
printxval(clocknames, tcp->u_arg[0], "CLOCK_???");
tprints(", ");
} else {
if (syserror(tcp))
tprintf("%#lx", tcp->u_arg[1]);
else
printtv(tcp, tcp->u_arg[1]);
}
return 0;
}
int
sys_clock_nanosleep(struct tcb *tcp)
{
if (entering(tcp)) {
printxval(clocknames, tcp->u_arg[0], "CLOCK_???");
tprints(", ");
printflags(clockflags, tcp->u_arg[1], "TIMER_???");
tprints(", ");
printtv(tcp, tcp->u_arg[2]);
tprints(", ");
} else {
if (syserror(tcp))
tprintf("%#lx", tcp->u_arg[3]);
else
printtv(tcp, tcp->u_arg[3]);
}
return 0;
}
int
sys_clock_adjtime(struct tcb *tcp)
{
if (exiting(tcp))
return do_adjtimex(tcp, tcp->u_arg[1]);
printxval(clocknames, tcp->u_arg[0], "CLOCK_???");
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)
{
if (entering(tcp)) {
printxval(clocknames, tcp->u_arg[0], "CLOCK_???");
tprints(", ");
printsigevent(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);
}
return 0;
}
int
sys_timer_settime(struct tcb *tcp)
{
if (entering(tcp)) {
tprintf("%#lx, ", tcp->u_arg[0]);
printflags(clockflags, tcp->u_arg[1], "TIMER_???");
tprints(", ");
printitv(tcp, tcp->u_arg[2]);
tprints(", ");
} else {
if (syserror(tcp))
tprintf("%#lx", tcp->u_arg[3]);
else
printitv(tcp, tcp->u_arg[3]);
}
return 0;
}
int
sys_timer_gettime(struct tcb *tcp)
{
if (entering(tcp)) {
tprintf("%#lx, ", tcp->u_arg[0]);
} else {
if (syserror(tcp))
tprintf("%#lx", tcp->u_arg[1]);
else
printitv(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("...}");
}
int
rtc_ioctl(struct tcb *tcp, long code, long arg)
{
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;
}
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;
}
int
sys_timerfd_settime(struct tcb *tcp)
{
if (entering(tcp)) {
printfd(tcp, tcp->u_arg[0]);
tprints(", ");
printflags(timerfdflags, tcp->u_arg[1], "TFD_???");
tprints(", ");
printitv(tcp, tcp->u_arg[2]);
tprints(", ");
printitv(tcp, tcp->u_arg[3]);
}
return 0;
}
int
sys_timerfd_gettime(struct tcb *tcp)
{
if (entering(tcp)) {
printfd(tcp, tcp->u_arg[0]);
tprints(", ");
printitv(tcp, tcp->u_arg[1]);
}
return 0;
}
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