gnupg/common/gettime.h

55 lines
2.1 KiB
C

/* gettime.h - Wrapper for time functions
* Copyright (C) 2010 Free Software Foundation, Inc.
*
* This file is part of GnuPG.
*
* GnuPG is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 3 of the License, or
* (at your option) any later version.
*
* GnuPG 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, see <http://www.gnu.org/licenses/>.
*/
#ifndef GNUPG_COMMON_GETTIME_H
#define GNUPG_COMMON_GETTIME_H
#include <time.h> /* We need time_t. */
#include <gpg-error.h> /* We need gpg_error_t. */
/* A type to hold the ISO time. Note that this this is the same as
the the KSBA type ksba_isotime_t. */
typedef char gnupg_isotime_t[16];
time_t gnupg_get_time (void);
void gnupg_get_isotime (gnupg_isotime_t timebuf);
void gnupg_set_time (time_t newtime, int freeze);
int gnupg_faked_time_p (void);
u32 make_timestamp (void);
u32 scan_isodatestr (const char *string);
int isotime_p (const char *string);
int isotime_human_p (const char *string);
size_t string2isotime (gnupg_isotime_t atime, const char *string);
time_t isotime2epoch (const char *string);
void epoch2isotime (gnupg_isotime_t timebuf, time_t atime);
u32 add_days_to_timestamp (u32 stamp, u16 days);
const char *strtimevalue (u32 stamp);
const char *strtimestamp (u32 stamp); /* GMT */
const char *isotimestamp (u32 stamp); /* GMT */
const char *asctimestamp (u32 stamp); /* localized */
gpg_error_t add_seconds_to_isotime (gnupg_isotime_t atime, int nseconds);
gpg_error_t add_days_to_isotime (gnupg_isotime_t atime, int ndays);
gpg_error_t check_isotime (const gnupg_isotime_t atime);
void dump_isotime (const gnupg_isotime_t atime);
void gnupg_copy_time (gnupg_isotime_t d, const gnupg_isotime_t s);
#endif /*GNUPG_COMMON_GETTIME_H*/