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/* Compatibility definitions for 'struct timeval' with 32-bit time_t.
Copyright (C) 2020-2023 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, see
<http://www.gnu.org/licenses/>. */
#ifndef _TV32_COMPAT_H
#define _TV32_COMPAT_H 1
#include <bits/types/time_t.h>
#include <sys/resource.h>
/* Structures containing 'struct timeval' with 32-bit time_t. */
struct __itimerval32
{
struct __timeval32 it_interval;
struct __timeval32 it_value;
};
struct __rusage32
{
struct __timeval32 ru_utime; /* user time used */
struct __timeval32 ru_stime; /* system time used */
long ru_maxrss; /* maximum resident set size */
long ru_ixrss; /* integral shared memory size */
long ru_idrss; /* integral unshared data size */
long ru_isrss; /* integral unshared stack size */
long ru_minflt; /* page reclaims */
long ru_majflt; /* page faults */
long ru_nswap; /* swaps */
long ru_inblock; /* block input operations */
long ru_oublock; /* block output operations */
long ru_msgsnd; /* messages sent */
long ru_msgrcv; /* messages received */
long ru_nsignals; /* signals received */
long ru_nvcsw; /* voluntary context switches */
long ru_nivcsw; /* involuntary " */
};
static inline void
rusage32_to_rusage64 (const struct __rusage32 *restrict r32,
struct __rusage64 *restrict r64)
{
/* Make sure the entire output structure is cleared, including
padding and reserved fields. */
memset (r64, 0, sizeof *r64);
r64->ru_utime = valid_timeval32_to_timeval64 (r32->ru_utime);
r64->ru_stime = valid_timeval32_to_timeval64 (r32->ru_stime);
r64->ru_maxrss = r32->ru_maxrss;
r64->ru_ixrss = r32->ru_ixrss;
r64->ru_idrss = r32->ru_idrss;
r64->ru_isrss = r32->ru_isrss;
r64->ru_minflt = r32->ru_minflt;
r64->ru_majflt = r32->ru_majflt;
r64->ru_nswap = r32->ru_nswap;
r64->ru_inblock = r32->ru_inblock;
r64->ru_oublock = r32->ru_oublock;
r64->ru_msgsnd = r32->ru_msgsnd;
r64->ru_msgrcv = r32->ru_msgrcv;
r64->ru_nsignals = r32->ru_nsignals;
r64->ru_nvcsw = r32->ru_nvcsw;
r64->ru_nivcsw = r32->ru_nivcsw;
}
static inline void
rusage64_to_rusage32 (const struct __rusage64 *restrict r64,
struct __rusage32 *restrict r32)
{
/* Make sure the entire output structure is cleared, including
padding and reserved fields. */
memset (r32, 0, sizeof *r32);
r32->ru_utime = valid_timeval64_to_timeval32 (r64->ru_utime);
r32->ru_stime = valid_timeval64_to_timeval32 (r64->ru_stime);
r32->ru_maxrss = r64->ru_maxrss;
r32->ru_ixrss = r64->ru_ixrss;
r32->ru_idrss = r64->ru_idrss;
r32->ru_isrss = r64->ru_isrss;
r32->ru_minflt = r64->ru_minflt;
r32->ru_majflt = r64->ru_majflt;
r32->ru_nswap = r64->ru_nswap;
r32->ru_inblock = r64->ru_inblock;
r32->ru_oublock = r64->ru_oublock;
r32->ru_msgsnd = r64->ru_msgsnd;
r32->ru_msgrcv = r64->ru_msgrcv;
r32->ru_nsignals = r64->ru_nsignals;
r32->ru_nvcsw = r64->ru_nvcsw;
r32->ru_nivcsw = r64->ru_nivcsw;
}
#endif /* tv32-compat.h */
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