]>
git.ipfire.org Git - thirdparty/openssl.git/blob - crypto/asn1/a_utctm.c
323941ba97e2db9f9ee674ab7c5bf1c85e52d657
2 * Copyright 1995-2021 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
12 #include "internal/cryptlib.h"
13 #include <openssl/asn1.h>
14 #include "asn1_local.h"
15 #include <openssl/asn1t.h>
17 IMPLEMENT_ASN1_DUP_FUNCTION(ASN1_UTCTIME
)
19 /* This is the primary function used to parse ASN1_UTCTIME */
20 int ossl_asn1_utctime_to_tm(struct tm
*tm
, const ASN1_UTCTIME
*d
)
22 /* wrapper around ossl_asn1_time_to_tm */
23 if (d
->type
!= V_ASN1_UTCTIME
)
25 return ossl_asn1_time_to_tm(tm
, d
);
28 int ASN1_UTCTIME_check(const ASN1_UTCTIME
*d
)
30 return ossl_asn1_utctime_to_tm(NULL
, d
);
33 /* Sets the string via simple copy without cleaning it up */
34 int ASN1_UTCTIME_set_string(ASN1_UTCTIME
*s
, const char *str
)
38 t
.type
= V_ASN1_UTCTIME
;
39 t
.length
= strlen(str
);
40 t
.data
= (unsigned char *)str
;
43 if (!ASN1_UTCTIME_check(&t
))
46 if (s
!= NULL
&& !ASN1_STRING_copy(s
, &t
))
52 ASN1_UTCTIME
*ASN1_UTCTIME_set(ASN1_UTCTIME
*s
, time_t t
)
54 return ASN1_UTCTIME_adj(s
, t
, 0, 0);
57 ASN1_UTCTIME
*ASN1_UTCTIME_adj(ASN1_UTCTIME
*s
, time_t t
,
58 int offset_day
, long offset_sec
)
63 ts
= OPENSSL_gmtime(&t
, &data
);
67 if (offset_day
|| offset_sec
) {
68 if (!OPENSSL_gmtime_adj(ts
, offset_day
, offset_sec
))
72 return ossl_asn1_time_from_tm(s
, ts
, V_ASN1_UTCTIME
);
75 int ASN1_UTCTIME_cmp_time_t(const ASN1_UTCTIME
*s
, time_t t
)
80 if (!ossl_asn1_utctime_to_tm(&stm
, s
))
83 if (OPENSSL_gmtime(&t
, &ttm
) == NULL
)
86 if (!OPENSSL_gmtime_diff(&day
, &sec
, &ttm
, &stm
))
89 if (day
> 0 || sec
> 0)
91 if (day
< 0 || sec
< 0)
96 int ASN1_UTCTIME_print(BIO
*bp
, const ASN1_UTCTIME
*tm
)
98 if (tm
->type
!= V_ASN1_UTCTIME
)
100 return ASN1_TIME_print(bp
, tm
);