/src/openssl/crypto/asn1/a_utctm.c
Line | Count | Source (jump to first uncovered line) |
1 | | /* |
2 | | * Copyright 1995-2017 The OpenSSL Project Authors. All Rights Reserved. |
3 | | * |
4 | | * Licensed under the OpenSSL license (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 |
8 | | */ |
9 | | |
10 | | #include <stdio.h> |
11 | | #include <time.h> |
12 | | #include "internal/cryptlib.h" |
13 | | #include <openssl/asn1.h> |
14 | | #include "asn1_locl.h" |
15 | | |
16 | | /* This is the primary function used to parse ASN1_UTCTIME */ |
17 | | int asn1_utctime_to_tm(struct tm *tm, const ASN1_UTCTIME *d) |
18 | 0 | { |
19 | 0 | /* wrapper around ans1_time_to_tm */ |
20 | 0 | if (d->type != V_ASN1_UTCTIME) |
21 | 0 | return 0; |
22 | 0 | return asn1_time_to_tm(tm, d); |
23 | 0 | } |
24 | | |
25 | | int ASN1_UTCTIME_check(const ASN1_UTCTIME *d) |
26 | 0 | { |
27 | 0 | return asn1_utctime_to_tm(NULL, d); |
28 | 0 | } |
29 | | |
30 | | /* Sets the string via simple copy without cleaning it up */ |
31 | | int ASN1_UTCTIME_set_string(ASN1_UTCTIME *s, const char *str) |
32 | 0 | { |
33 | 0 | ASN1_UTCTIME t; |
34 | 0 |
|
35 | 0 | t.type = V_ASN1_UTCTIME; |
36 | 0 | t.length = strlen(str); |
37 | 0 | t.data = (unsigned char *)str; |
38 | 0 | t.flags = 0; |
39 | 0 |
|
40 | 0 | if (!ASN1_UTCTIME_check(&t)) |
41 | 0 | return 0; |
42 | 0 | |
43 | 0 | if (s != NULL && !ASN1_STRING_copy(s, &t)) |
44 | 0 | return 0; |
45 | 0 | |
46 | 0 | return 1; |
47 | 0 | } |
48 | | |
49 | | ASN1_UTCTIME *ASN1_UTCTIME_set(ASN1_UTCTIME *s, time_t t) |
50 | 0 | { |
51 | 0 | return ASN1_UTCTIME_adj(s, t, 0, 0); |
52 | 0 | } |
53 | | |
54 | | ASN1_UTCTIME *ASN1_UTCTIME_adj(ASN1_UTCTIME *s, time_t t, |
55 | | int offset_day, long offset_sec) |
56 | 0 | { |
57 | 0 | struct tm *ts; |
58 | 0 | struct tm data; |
59 | 0 |
|
60 | 0 | ts = OPENSSL_gmtime(&t, &data); |
61 | 0 | if (ts == NULL) |
62 | 0 | return NULL; |
63 | 0 | |
64 | 0 | if (offset_day || offset_sec) { |
65 | 0 | if (!OPENSSL_gmtime_adj(ts, offset_day, offset_sec)) |
66 | 0 | return NULL; |
67 | 0 | } |
68 | 0 | |
69 | 0 | return asn1_time_from_tm(s, ts, V_ASN1_UTCTIME); |
70 | 0 | } |
71 | | |
72 | | int ASN1_UTCTIME_cmp_time_t(const ASN1_UTCTIME *s, time_t t) |
73 | 0 | { |
74 | 0 | struct tm stm, ttm; |
75 | 0 | int day, sec; |
76 | 0 |
|
77 | 0 | if (!asn1_utctime_to_tm(&stm, s)) |
78 | 0 | return -2; |
79 | 0 | |
80 | 0 | if (OPENSSL_gmtime(&t, &ttm) == NULL) |
81 | 0 | return -2; |
82 | 0 | |
83 | 0 | if (!OPENSSL_gmtime_diff(&day, &sec, &ttm, &stm)) |
84 | 0 | return -2; |
85 | 0 | |
86 | 0 | if (day > 0 || sec > 0) |
87 | 0 | return 1; |
88 | 0 | if (day < 0 || sec < 0) |
89 | 0 | return -1; |
90 | 0 | return 0; |
91 | 0 | } |
92 | | |
93 | | int ASN1_UTCTIME_print(BIO *bp, const ASN1_UTCTIME *tm) |
94 | 0 | { |
95 | 0 | if (tm->type != V_ASN1_UTCTIME) |
96 | 0 | return 0; |
97 | 0 | return ASN1_TIME_print(bp, tm); |
98 | 0 | } |