mirror of https://gerrit.osmocom.org/asn1c
70 lines
2.2 KiB
C
70 lines
2.2 KiB
C
/*-
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* Copyright (c) 2003, 2004 Lev Walkin <vlm@lionet.info>. All rights reserved.
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* Redistribution and modifications are permitted subject to BSD license.
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*/
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#ifndef _GeneralizedTime_H_
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#define _GeneralizedTime_H_
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#include <OCTET_STRING.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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typedef OCTET_STRING_t GeneralizedTime_t; /* Implemented via OCTET STRING */
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extern asn_TYPE_descriptor_t asn_DEF_GeneralizedTime;
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asn_struct_print_f GeneralizedTime_print;
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asn_constr_check_f GeneralizedTime_constraint;
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der_type_encoder_f GeneralizedTime_encode_der;
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xer_type_encoder_f GeneralizedTime_encode_xer;
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/***********************
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* Some handy helpers. *
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***********************/
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struct tm; /* <time.h> */
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/*
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* Convert a GeneralizedTime structure into time_t
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* and optionally into struct tm.
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* If as_gmt is given, the resulting _optional_tm4fill will have a GMT zone,
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* instead of default local one.
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* On error returns -1 and errno set to EINVAL
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*/
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time_t asn_GT2time(const GeneralizedTime_t *, struct tm *_optional_tm4fill,
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int as_gmt);
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/* A version of the above function also returning the fractions of seconds */
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time_t asn_GT2time_frac(const GeneralizedTime_t *,
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int *frac_value, int *frac_digits, /* (value / (10 ^ digits)) */
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struct tm *_optional_tm4fill, int as_gmt);
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/*
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* Another version returning fractions with defined precision
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* For example, parsing of the time ending with ".1" seconds
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* with frac_digits=3 (msec) would yield frac_value = 100.
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*/
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time_t asn_GT2time_prec(const GeneralizedTime_t *,
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int *frac_value, int frac_digits,
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struct tm *_optional_tm4fill, int as_gmt);
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/*
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* Convert a struct tm into GeneralizedTime.
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* If _optional_gt is not given, this function will try to allocate one.
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* If force_gmt is given, the resulting GeneralizedTime will be forced
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* into a GMT time zone (encoding ends with a "Z").
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* On error, this function returns 0 and sets errno.
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*/
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GeneralizedTime_t *asn_time2GT(GeneralizedTime_t *_optional_gt,
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const struct tm *, int force_gmt);
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GeneralizedTime_t *asn_time2GT_frac(GeneralizedTime_t *_optional_gt,
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const struct tm *, int frac_value, int frac_digits, int force_gmt);
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#ifdef __cplusplus
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}
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#endif
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#endif /* _GeneralizedTime_H_ */
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