2 * Copyright 1995-2017 The OpenSSL Project Authors. All Rights Reserved.
4 * Licensed under the Apache License 2.0 (the "License"). You may not use
5 * this file except in compliance with the License. You can obtain a copy
6 * in the file LICENSE in the source distribution or at
7 * https://www.openssl.org/source/license.html
11 * GENERALIZEDTIME implementation. Based on UTCTIME
16 #include "internal/cryptlib.h"
17 #include <openssl/asn1.h>
18 #include "asn1_local.h"
19 #include <openssl/asn1t.h>
21 IMPLEMENT_ASN1_DUP_FUNCTION(ASN1_GENERALIZEDTIME)
23 /* This is the primary function used to parse ASN1_GENERALIZEDTIME */
24 int asn1_generalizedtime_to_tm(struct tm *tm, const ASN1_GENERALIZEDTIME *d)
26 /* wrapper around asn1_time_to_tm */
27 if (d->type != V_ASN1_GENERALIZEDTIME)
29 return asn1_time_to_tm(tm, d);
32 int ASN1_GENERALIZEDTIME_check(const ASN1_GENERALIZEDTIME *d)
34 return asn1_generalizedtime_to_tm(NULL, d);
37 int ASN1_GENERALIZEDTIME_set_string(ASN1_GENERALIZEDTIME *s, const char *str)
39 ASN1_GENERALIZEDTIME t;
41 t.type = V_ASN1_GENERALIZEDTIME;
42 t.length = strlen(str);
43 t.data = (unsigned char *)str;
46 if (!ASN1_GENERALIZEDTIME_check(&t))
49 if (s != NULL && !ASN1_STRING_copy(s, &t))
55 ASN1_GENERALIZEDTIME *ASN1_GENERALIZEDTIME_set(ASN1_GENERALIZEDTIME *s,
58 return ASN1_GENERALIZEDTIME_adj(s, t, 0, 0);
61 ASN1_GENERALIZEDTIME *ASN1_GENERALIZEDTIME_adj(ASN1_GENERALIZEDTIME *s,
62 time_t t, int offset_day,
68 ts = OPENSSL_gmtime(&t, &data);
72 if (offset_day || offset_sec) {
73 if (!OPENSSL_gmtime_adj(ts, offset_day, offset_sec))
77 return asn1_time_from_tm(s, ts, V_ASN1_GENERALIZEDTIME);
80 int ASN1_GENERALIZEDTIME_print(BIO *bp, const ASN1_GENERALIZEDTIME *tm)
82 if (tm->type != V_ASN1_GENERALIZEDTIME)
84 return ASN1_TIME_print(bp, tm);