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gnss-sdr/src/core/libs/supl/asn-supl/GeneralizedTime.h
2020-02-08 10:10:46 +01:00

73 lines
2.3 KiB
C

/*-
* SPDX-FileCopyrightText: (c) 2003, 2004 Lev Walkin <vlm@lionet.info>. All rights reserved.
* SPDX-License-Identifier: BSD-1-Clause
*/
#ifndef _GeneralizedTime_H
#define _GeneralizedTime_H
#include <OCTET_STRING.h>
#ifdef __cplusplus
extern "C"
{
#endif
typedef OCTET_STRING_t GeneralizedTime_t; /* Implemented via OCTET STRING */
extern asn_TYPE_descriptor_t asn_DEF_GeneralizedTime;
asn_struct_print_f GeneralizedTime_print;
asn_constr_check_f GeneralizedTime_constraint;
der_type_encoder_f GeneralizedTime_encode_der;
xer_type_encoder_f GeneralizedTime_encode_xer;
/***********************
* Some handy helpers. *
***********************/
struct tm; /* <time.h> */
/*
* Convert a GeneralizedTime structure into time_t
* and optionally into struct tm.
* If as_gmt is given, the resulting _optional_tm4fill will have a GMT zone,
* instead of default local one.
* On error returns -1 and errno set to EINVAL
*/
time_t asn_GT2time(const GeneralizedTime_t * /*st*/, struct tm *ret_tm,
int as_gmt);
/* A version of the above function also returning the fractions of seconds
*/
time_t asn_GT2time_frac(const GeneralizedTime_t * /*st*/, int *frac_value,
int *frac_digits, /* (value / (10 ^ digits)) */
struct tm *ret_tm, int as_gmt);
/*
* Another version returning fractions with defined precision
* For example, parsing of the time ending with ".1" seconds
* with frac_digits=3 (msec) would yield frac_value = 100.
*/
time_t asn_GT2time_prec(const GeneralizedTime_t * /*st*/, int *frac_value,
int frac_digits, struct tm *ret_tm, int as_gmt);
/*
* Convert a struct tm into GeneralizedTime.
* If _optional_gt is not given, this function will try to allocate one.
* If force_gmt is given, the resulting GeneralizedTime will be forced
* into a GMT time zone (encoding ends with a "Z").
* On error, this function returns 0 and sets errno.
*/
GeneralizedTime_t *asn_time2GT(GeneralizedTime_t *opt_gt,
const struct tm * /*tm*/, int force_gmt);
GeneralizedTime_t *asn_time2GT_frac(GeneralizedTime_t *opt_gt,
const struct tm * /*tm*/,
int frac_value, int frac_digits,
int force_gmt);
#ifdef __cplusplus
}
#endif
#endif /* _GeneralizedTime_H_ */