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TP-Link_Archer-XR500v/BBA1.5_platform/apps/public/strace-4.16/print_timeval.c
2024-07-22 01:58:46 -03:00

182 lines
4.4 KiB
C

/*
* Copyright (c) 2015-2016 Dmitry V. Levin <ldv@altlinux.org>
* 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 DEF_MPERS_TYPE(timeval_t)
typedef struct timeval timeval_t;
#include MPERS_DEFS
static const char timeval_fmt[] = "{tv_sec=%jd, tv_usec=%jd}";
static void
print_timeval_t(const timeval_t *t)
{
tprintf(timeval_fmt, (intmax_t) t->tv_sec, (intmax_t) t->tv_usec);
}
MPERS_PRINTER_DECL(void, print_struct_timeval, const void *arg)
{
print_timeval_t(arg);
}
MPERS_PRINTER_DECL(void, print_timeval,
struct tcb *const tcp, const kernel_ulong_t addr)
{
timeval_t t;
if (umove_or_printaddr(tcp, addr, &t))
return;
print_timeval_t(&t);
}
static bool
print_timeval_item(struct tcb *tcp, void *elem_buf, size_t size, void *data)
{
timeval_t *t = elem_buf;
print_timeval_t(t);
return true;
}
MPERS_PRINTER_DECL(void, print_timeval_pair,
struct tcb *const tcp, const kernel_ulong_t addr)
{
timeval_t t;
print_array(tcp, addr, 2, &t, sizeof(t), umoven_or_printaddr,
print_timeval_item, NULL);
}
MPERS_PRINTER_DECL(const char *, sprint_timeval,
struct tcb *const tcp, const kernel_ulong_t addr)
{
timeval_t t;
static char buf[sizeof(timeval_fmt) + 3 * sizeof(t)];
if (!addr) {
strcpy(buf, "NULL");
} else if (!verbose(tcp) || (exiting(tcp) && syserror(tcp)) ||
umove(tcp, addr, &t)) {
snprintf(buf, sizeof(buf), "%#" PRI_klx, addr);
} else {
snprintf(buf, sizeof(buf), timeval_fmt,
(intmax_t) t.tv_sec, (intmax_t) t.tv_usec);
}
return buf;
}
MPERS_PRINTER_DECL(void, print_itimerval,
struct tcb *const tcp, const kernel_ulong_t addr)
{
timeval_t t[2];
if (umove_or_printaddr(tcp, addr, &t))
return;
tprints("{it_interval=");
print_timeval_t(&t[0]);
tprints(", it_value=");
print_timeval_t(&t[1]);
tprints("}");
}
#ifdef ALPHA
void
print_timeval32_t(const timeval32_t *t)
{
tprintf(timeval_fmt, (intmax_t) t->tv_sec, (intmax_t) t->tv_usec);
}
void
print_timeval32(struct tcb *const tcp, const kernel_ulong_t addr)
{
timeval32_t t;
if (umove_or_printaddr(tcp, addr, &t))
return;
print_timeval32_t(&t);
}
void
print_timeval32_pair(struct tcb *const tcp, const kernel_ulong_t addr)
{
timeval32_t t[2];
if (umove_or_printaddr(tcp, addr, &t))
return;
tprints("[");
print_timeval32_t(&t[0]);
tprints(", ");
print_timeval32_t(&t[1]);
tprints("]");
}
void
print_itimerval32(struct tcb *const tcp, const kernel_ulong_t addr)
{
timeval32_t t[2];
if (umove_or_printaddr(tcp, addr, &t))
return;
tprints("{it_interval=");
print_timeval32_t(&t[0]);
tprints(", it_value=");
print_timeval32_t(&t[1]);
tprints("}");
}
const char *
sprint_timeval32(struct tcb *const tcp, const kernel_ulong_t addr)
{
timeval32_t t;
static char buf[sizeof(timeval_fmt) + 3 * sizeof(t)];
if (!addr) {
strcpy(buf, "NULL");
} else if (!verbose(tcp) || (exiting(tcp) && syserror(tcp)) ||
umove(tcp, addr, &t)) {
snprintf(buf, sizeof(buf), "%#" PRI_klx, addr);
} else {
snprintf(buf, sizeof(buf), timeval_fmt,
(intmax_t) t.tv_sec, (intmax_t) t.tv_usec);
}
return buf;
}
#endif /* ALPHA */