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Diffstat (limited to 'src/lib/libcrypto/asn1/a_gentm.c')
-rw-r--r-- | src/lib/libcrypto/asn1/a_gentm.c | 263 |
1 files changed, 263 insertions, 0 deletions
diff --git a/src/lib/libcrypto/asn1/a_gentm.c b/src/lib/libcrypto/asn1/a_gentm.c new file mode 100644 index 0000000000..c79c6f538c --- /dev/null +++ b/src/lib/libcrypto/asn1/a_gentm.c | |||
@@ -0,0 +1,263 @@ | |||
1 | /* crypto/asn1/a_gentm.c */ | ||
2 | /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) | ||
3 | * All rights reserved. | ||
4 | * | ||
5 | * This package is an SSL implementation written | ||
6 | * by Eric Young (eay@cryptsoft.com). | ||
7 | * The implementation was written so as to conform with Netscapes SSL. | ||
8 | * | ||
9 | * This library is free for commercial and non-commercial use as long as | ||
10 | * the following conditions are aheared to. The following conditions | ||
11 | * apply to all code found in this distribution, be it the RC4, RSA, | ||
12 | * lhash, DES, etc., code; not just the SSL code. The SSL documentation | ||
13 | * included with this distribution is covered by the same copyright terms | ||
14 | * except that the holder is Tim Hudson (tjh@cryptsoft.com). | ||
15 | * | ||
16 | * Copyright remains Eric Young's, and as such any Copyright notices in | ||
17 | * the code are not to be removed. | ||
18 | * If this package is used in a product, Eric Young should be given attribution | ||
19 | * as the author of the parts of the library used. | ||
20 | * This can be in the form of a textual message at program startup or | ||
21 | * in documentation (online or textual) provided with the package. | ||
22 | * | ||
23 | * Redistribution and use in source and binary forms, with or without | ||
24 | * modification, are permitted provided that the following conditions | ||
25 | * are met: | ||
26 | * 1. Redistributions of source code must retain the copyright | ||
27 | * notice, this list of conditions and the following disclaimer. | ||
28 | * 2. Redistributions in binary form must reproduce the above copyright | ||
29 | * notice, this list of conditions and the following disclaimer in the | ||
30 | * documentation and/or other materials provided with the distribution. | ||
31 | * 3. All advertising materials mentioning features or use of this software | ||
32 | * must display the following acknowledgement: | ||
33 | * "This product includes cryptographic software written by | ||
34 | * Eric Young (eay@cryptsoft.com)" | ||
35 | * The word 'cryptographic' can be left out if the rouines from the library | ||
36 | * being used are not cryptographic related :-). | ||
37 | * 4. If you include any Windows specific code (or a derivative thereof) from | ||
38 | * the apps directory (application code) you must include an acknowledgement: | ||
39 | * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" | ||
40 | * | ||
41 | * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND | ||
42 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | ||
43 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | ||
44 | * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE | ||
45 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL | ||
46 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS | ||
47 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | ||
48 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT | ||
49 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY | ||
50 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF | ||
51 | * SUCH DAMAGE. | ||
52 | * | ||
53 | * The licence and distribution terms for any publically available version or | ||
54 | * derivative of this code cannot be changed. i.e. this code cannot simply be | ||
55 | * copied and put under another distribution licence | ||
56 | * [including the GNU Public Licence.] | ||
57 | */ | ||
58 | |||
59 | /* GENERALIZEDTIME implementation, written by Steve Henson. Based on UTCTIME */ | ||
60 | |||
61 | #include <stdio.h> | ||
62 | #include <time.h> | ||
63 | #include "cryptlib.h" | ||
64 | #include "o_time.h" | ||
65 | #include <openssl/asn1.h> | ||
66 | |||
67 | #if 0 | ||
68 | |||
69 | int i2d_ASN1_GENERALIZEDTIME(ASN1_GENERALIZEDTIME *a, unsigned char **pp) | ||
70 | { | ||
71 | #ifdef CHARSET_EBCDIC | ||
72 | /* KLUDGE! We convert to ascii before writing DER */ | ||
73 | int len; | ||
74 | char tmp[24]; | ||
75 | ASN1_STRING tmpstr = *(ASN1_STRING *)a; | ||
76 | |||
77 | len = tmpstr.length; | ||
78 | ebcdic2ascii(tmp, tmpstr.data, (len >= sizeof tmp) ? sizeof tmp : len); | ||
79 | tmpstr.data = tmp; | ||
80 | |||
81 | a = (ASN1_GENERALIZEDTIME *) &tmpstr; | ||
82 | #endif | ||
83 | return(i2d_ASN1_bytes((ASN1_STRING *)a,pp, | ||
84 | V_ASN1_GENERALIZEDTIME,V_ASN1_UNIVERSAL)); | ||
85 | } | ||
86 | |||
87 | |||
88 | ASN1_GENERALIZEDTIME *d2i_ASN1_GENERALIZEDTIME(ASN1_GENERALIZEDTIME **a, | ||
89 | unsigned char **pp, long length) | ||
90 | { | ||
91 | ASN1_GENERALIZEDTIME *ret=NULL; | ||
92 | |||
93 | ret=(ASN1_GENERALIZEDTIME *)d2i_ASN1_bytes((ASN1_STRING **)a,pp,length, | ||
94 | V_ASN1_GENERALIZEDTIME,V_ASN1_UNIVERSAL); | ||
95 | if (ret == NULL) | ||
96 | { | ||
97 | ASN1err(ASN1_F_D2I_ASN1_GENERALIZEDTIME,ERR_R_NESTED_ASN1_ERROR); | ||
98 | return(NULL); | ||
99 | } | ||
100 | #ifdef CHARSET_EBCDIC | ||
101 | ascii2ebcdic(ret->data, ret->data, ret->length); | ||
102 | #endif | ||
103 | if (!ASN1_GENERALIZEDTIME_check(ret)) | ||
104 | { | ||
105 | ASN1err(ASN1_F_D2I_ASN1_GENERALIZEDTIME,ASN1_R_INVALID_TIME_FORMAT); | ||
106 | goto err; | ||
107 | } | ||
108 | |||
109 | return(ret); | ||
110 | err: | ||
111 | if ((ret != NULL) && ((a == NULL) || (*a != ret))) | ||
112 | M_ASN1_GENERALIZEDTIME_free(ret); | ||
113 | return(NULL); | ||
114 | } | ||
115 | |||
116 | #endif | ||
117 | |||
118 | int ASN1_GENERALIZEDTIME_check(ASN1_GENERALIZEDTIME *d) | ||
119 | { | ||
120 | static const int min[9]={ 0, 0, 1, 1, 0, 0, 0, 0, 0}; | ||
121 | static const int max[9]={99, 99,12,31,23,59,59,12,59}; | ||
122 | char *a; | ||
123 | int n,i,l,o; | ||
124 | |||
125 | if (d->type != V_ASN1_GENERALIZEDTIME) return(0); | ||
126 | l=d->length; | ||
127 | a=(char *)d->data; | ||
128 | o=0; | ||
129 | /* GENERALIZEDTIME is similar to UTCTIME except the year is | ||
130 | * represented as YYYY. This stuff treats everything as a two digit | ||
131 | * field so make first two fields 00 to 99 | ||
132 | */ | ||
133 | if (l < 13) goto err; | ||
134 | for (i=0; i<7; i++) | ||
135 | { | ||
136 | if ((i == 6) && ((a[o] == 'Z') || | ||
137 | (a[o] == '+') || (a[o] == '-'))) | ||
138 | { i++; break; } | ||
139 | if ((a[o] < '0') || (a[o] > '9')) goto err; | ||
140 | n= a[o]-'0'; | ||
141 | if (++o > l) goto err; | ||
142 | |||
143 | if ((a[o] < '0') || (a[o] > '9')) goto err; | ||
144 | n=(n*10)+ a[o]-'0'; | ||
145 | if (++o > l) goto err; | ||
146 | |||
147 | if ((n < min[i]) || (n > max[i])) goto err; | ||
148 | } | ||
149 | /* Optional fractional seconds: decimal point followed by one | ||
150 | * or more digits. | ||
151 | */ | ||
152 | if (a[o] == '.') | ||
153 | { | ||
154 | if (++o > l) goto err; | ||
155 | i = o; | ||
156 | while ((a[o] >= '0') && (a[o] <= '9') && (o <= l)) | ||
157 | o++; | ||
158 | /* Must have at least one digit after decimal point */ | ||
159 | if (i == o) goto err; | ||
160 | } | ||
161 | |||
162 | if (a[o] == 'Z') | ||
163 | o++; | ||
164 | else if ((a[o] == '+') || (a[o] == '-')) | ||
165 | { | ||
166 | o++; | ||
167 | if (o+4 > l) goto err; | ||
168 | for (i=7; i<9; i++) | ||
169 | { | ||
170 | if ((a[o] < '0') || (a[o] > '9')) goto err; | ||
171 | n= a[o]-'0'; | ||
172 | o++; | ||
173 | if ((a[o] < '0') || (a[o] > '9')) goto err; | ||
174 | n=(n*10)+ a[o]-'0'; | ||
175 | if ((n < min[i]) || (n > max[i])) goto err; | ||
176 | o++; | ||
177 | } | ||
178 | } | ||
179 | else | ||
180 | { | ||
181 | /* Missing time zone information. */ | ||
182 | goto err; | ||
183 | } | ||
184 | return(o == l); | ||
185 | err: | ||
186 | return(0); | ||
187 | } | ||
188 | |||
189 | int ASN1_GENERALIZEDTIME_set_string(ASN1_GENERALIZEDTIME *s, const char *str) | ||
190 | { | ||
191 | ASN1_GENERALIZEDTIME t; | ||
192 | |||
193 | t.type=V_ASN1_GENERALIZEDTIME; | ||
194 | t.length=strlen(str); | ||
195 | t.data=(unsigned char *)str; | ||
196 | if (ASN1_GENERALIZEDTIME_check(&t)) | ||
197 | { | ||
198 | if (s != NULL) | ||
199 | { | ||
200 | if (!ASN1_STRING_set((ASN1_STRING *)s, | ||
201 | (unsigned char *)str,t.length)) | ||
202 | return 0; | ||
203 | s->type=V_ASN1_GENERALIZEDTIME; | ||
204 | } | ||
205 | return(1); | ||
206 | } | ||
207 | else | ||
208 | return(0); | ||
209 | } | ||
210 | |||
211 | ASN1_GENERALIZEDTIME *ASN1_GENERALIZEDTIME_set(ASN1_GENERALIZEDTIME *s, | ||
212 | time_t t) | ||
213 | { | ||
214 | return ASN1_GENERALIZEDTIME_adj(s, t, 0, 0); | ||
215 | } | ||
216 | |||
217 | ASN1_GENERALIZEDTIME *ASN1_GENERALIZEDTIME_adj(ASN1_GENERALIZEDTIME *s, | ||
218 | time_t t, int offset_day, long offset_sec) | ||
219 | { | ||
220 | char *p; | ||
221 | struct tm *ts; | ||
222 | struct tm data; | ||
223 | size_t len = 20; | ||
224 | |||
225 | if (s == NULL) | ||
226 | s=M_ASN1_GENERALIZEDTIME_new(); | ||
227 | if (s == NULL) | ||
228 | return(NULL); | ||
229 | |||
230 | ts=OPENSSL_gmtime(&t, &data); | ||
231 | if (ts == NULL) | ||
232 | return(NULL); | ||
233 | |||
234 | if (offset_day || offset_sec) | ||
235 | { | ||
236 | if (!OPENSSL_gmtime_adj(ts, offset_day, offset_sec)) | ||
237 | return NULL; | ||
238 | } | ||
239 | |||
240 | p=(char *)s->data; | ||
241 | if ((p == NULL) || ((size_t)s->length < len)) | ||
242 | { | ||
243 | p=OPENSSL_malloc(len); | ||
244 | if (p == NULL) | ||
245 | { | ||
246 | ASN1err(ASN1_F_ASN1_GENERALIZEDTIME_ADJ, | ||
247 | ERR_R_MALLOC_FAILURE); | ||
248 | return(NULL); | ||
249 | } | ||
250 | if (s->data != NULL) | ||
251 | OPENSSL_free(s->data); | ||
252 | s->data=(unsigned char *)p; | ||
253 | } | ||
254 | |||
255 | BIO_snprintf(p,len,"%04d%02d%02d%02d%02d%02dZ",ts->tm_year + 1900, | ||
256 | ts->tm_mon+1,ts->tm_mday,ts->tm_hour,ts->tm_min,ts->tm_sec); | ||
257 | s->length=strlen(p); | ||
258 | s->type=V_ASN1_GENERALIZEDTIME; | ||
259 | #ifdef CHARSET_EBCDIC_not | ||
260 | ebcdic2ascii(s->data, s->data, s->length); | ||
261 | #endif | ||
262 | return(s); | ||
263 | } | ||