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/*
* Copyright (c) 2015-2017 Dmitry V. Levin <ldv@strace.io>
* Copyright (c) 2016-2021 The strace developers.
* All rights reserved.
*
* SPDX-License-Identifier: LGPL-2.1-or-later
*/
#include "defs.h"
#include DEF_MPERS_TYPE(timeval_t)
#include "kernel_timeval.h"
typedef kernel_old_timeval_t timeval_t;
#include MPERS_DEFS
#include "xstring.h"
static const char timeval_fmt[] = "{tv_sec=%lld, tv_usec=%llu}";
static void
print_timeval_t(const timeval_t *t)
{
tprint_struct_begin();
PRINT_FIELD_D(*t, tv_sec);
tprint_struct_next();
PRINT_FIELD_U(*t, tv_usec);
tprint_struct_end();
}
static bool
print_timeval_t_utime(struct tcb *tcp, void *elem_buf, size_t elem_size,
void *data)
{
const timeval_t *const t = elem_buf;
print_timeval_t(t);
tprints_comment(sprinttime_usec(t->tv_sec,
zero_extend_signed_to_ull(t->tv_usec)));
return true;
}
MPERS_PRINTER_DECL(void, print_struct_timeval, const void *arg)
{
print_timeval_t(arg);
}
MPERS_PRINTER_DECL(bool, print_struct_timeval_data_size,
const void *arg, const size_t size)
{
if (size < sizeof(timeval_t)) {
tprint_unavailable();
return false;
}
print_timeval_t(arg);
return true;
}
MPERS_PRINTER_DECL(int, print_timeval,
struct tcb *const tcp, const kernel_ulong_t addr)
{
timeval_t t;
if (umove_or_printaddr(tcp, addr, &t))
return -1;
print_timeval_t(&t);
return 0;
}
MPERS_PRINTER_DECL(int, print_timeval_utimes,
struct tcb *const tcp, const kernel_ulong_t addr)
{
timeval_t t[2];
if (umove_or_printaddr(tcp, addr, &t))
return -1;
print_local_array(tcp, t, print_timeval_t_utime);
return 0;
}
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)) {
xsprintf(buf, "%#" PRI_klx, addr);
} else {
xsprintf(buf, timeval_fmt,
(long long) t.tv_sec,
zero_extend_signed_to_ull(t.tv_usec));
}
return buf;
}
MPERS_PRINTER_DECL(int, print_itimerval,
struct tcb *const tcp, const kernel_ulong_t addr)
{
struct { timeval_t it_interval, it_value; } t;
if (umove_or_printaddr(tcp, addr, &t))
return -1;
tprint_struct_begin();
PRINT_FIELD_OBJ_PTR(t, it_interval, print_timeval_t);
tprint_struct_next();
PRINT_FIELD_OBJ_PTR(t, it_value, print_timeval_t);
tprint_struct_end();
return 0;
}
#ifdef ALPHA
void
print_timeval32_t(const timeval32_t *t)
{
tprint_struct_begin();
PRINT_FIELD_D(*t, tv_sec);
tprint_struct_next();
PRINT_FIELD_U(*t, tv_usec);
tprint_struct_end();
}
static bool
print_timeval32_t_utime(struct tcb *tcp, void *elem_buf, size_t elem_size,
void *data)
{
const timeval32_t *const t = elem_buf;
print_timeval32_t(t);
tprints_comment(sprinttime_usec(t->tv_sec,
zero_extend_signed_to_ull(t->tv_usec)));
return true;
}
int
print_timeval32(struct tcb *const tcp, const kernel_ulong_t addr)
{
timeval32_t t;
if (umove_or_printaddr(tcp, addr, &t))
return -1;
print_timeval32_t(&t);
return 0;
}
int
print_timeval32_utimes(struct tcb *const tcp, const kernel_ulong_t addr)
{
timeval32_t t[2];
if (umove_or_printaddr(tcp, addr, &t))
return -1;
print_local_array(tcp, t, print_timeval32_t_utime);
return 0;
}
int
print_itimerval32(struct tcb *const tcp, const kernel_ulong_t addr)
{
struct { timeval32_t it_interval, it_value; } t;
if (umove_or_printaddr(tcp, addr, &t))
return -1;
tprint_struct_begin();
PRINT_FIELD_OBJ_PTR(t, it_interval, print_timeval32_t);
tprint_struct_next();
PRINT_FIELD_OBJ_PTR(t, it_value, print_timeval32_t);
tprint_struct_end();
return 0;
}
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)) {
xsprintf(buf, "%#" PRI_klx, addr);
} else {
xsprintf(buf, timeval_fmt,
(long long) t.tv_sec,
zero_extend_signed_to_ull(t.tv_usec));
}
return buf;
}
#endif /* ALPHA */
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