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| 1 /* crypto/asn1/a_time.c */ | |
| 2 /* ==================================================================== | |
| 3 * Copyright (c) 1999 The OpenSSL Project. All rights reserved. | |
| 4 * | |
| 5 * Redistribution and use in source and binary forms, with or without | |
| 6 * modification, are permitted provided that the following conditions | |
| 7 * are met: | |
| 8 * | |
| 9 * 1. Redistributions of source code must retain the above copyright | |
| 10 * notice, this list of conditions and the following disclaimer. | |
| 11 * | |
| 12 * 2. Redistributions in binary form must reproduce the above copyright | |
| 13 * notice, this list of conditions and the following disclaimer in | |
| 14 * the documentation and/or other materials provided with the | |
| 15 * distribution. | |
| 16 * | |
| 17 * 3. All advertising materials mentioning features or use of this | |
| 18 * software must display the following acknowledgment: | |
| 19 * "This product includes software developed by the OpenSSL Project | |
| 20 * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)" | |
| 21 * | |
| 22 * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to | |
| 23 * endorse or promote products derived from this software without | |
| 24 * prior written permission. For written permission, please contact | |
| 25 * licensing@OpenSSL.org. | |
| 26 * | |
| 27 * 5. Products derived from this software may not be called "OpenSSL" | |
| 28 * nor may "OpenSSL" appear in their names without prior written | |
| 29 * permission of the OpenSSL Project. | |
| 30 * | |
| 31 * 6. Redistributions of any form whatsoever must retain the following | |
| 32 * acknowledgment: | |
| 33 * "This product includes software developed by the OpenSSL Project | |
| 34 * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)" | |
| 35 * | |
| 36 * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY | |
| 37 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
| 38 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR | |
| 39 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR | |
| 40 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | |
| 41 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT | |
| 42 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; | |
| 43 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | |
| 44 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, | |
| 45 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) | |
| 46 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED | |
| 47 * OF THE POSSIBILITY OF SUCH DAMAGE. | |
| 48 * ==================================================================== | |
| 49 * | |
| 50 * This product includes cryptographic software written by Eric Young | |
| 51 * (eay@cryptsoft.com). This product includes software written by Tim | |
| 52 * Hudson (tjh@cryptsoft.com). | |
| 53 * | |
| 54 */ | |
| 55 | |
| 56 | |
| 57 /* This is an implementation of the ASN1 Time structure which is: | |
| 58 * Time ::= CHOICE { | |
| 59 * utcTime UTCTime, | |
| 60 * generalTime GeneralizedTime } | |
| 61 * written by Steve Henson. | |
| 62 */ | |
| 63 | |
| 64 #include <stdio.h> | |
| 65 #include <time.h> | |
| 66 #include "cryptlib.h" | |
| 67 #include "o_time.h" | |
| 68 #include <openssl/asn1t.h> | |
| 69 | |
| 70 IMPLEMENT_ASN1_MSTRING(ASN1_TIME, B_ASN1_TIME) | |
| 71 | |
| 72 IMPLEMENT_ASN1_FUNCTIONS(ASN1_TIME) | |
| 73 | |
| 74 #if 0 | |
| 75 int i2d_ASN1_TIME(ASN1_TIME *a, unsigned char **pp) | |
| 76 { | |
| 77 #ifdef CHARSET_EBCDIC | |
| 78 /* KLUDGE! We convert to ascii before writing DER */ | |
| 79 char tmp[24]; | |
| 80 ASN1_STRING tmpstr; | |
| 81 | |
| 82 if(a->type == V_ASN1_UTCTIME || a->type == V_ASN1_GENERALIZEDTIME) { | |
| 83 int len; | |
| 84 | |
| 85 tmpstr = *(ASN1_STRING *)a; | |
| 86 len = tmpstr.length; | |
| 87 ebcdic2ascii(tmp, tmpstr.data, (len >= sizeof tmp) ? sizeof tmp : le
n); | |
| 88 tmpstr.data = tmp; | |
| 89 a = (ASN1_GENERALIZEDTIME *) &tmpstr; | |
| 90 } | |
| 91 #endif | |
| 92 if(a->type == V_ASN1_UTCTIME || a->type == V_ASN1_GENERALIZEDTIME) | |
| 93 return(i2d_ASN1_bytes((ASN1_STRING *)a,pp, | |
| 94 a->type ,V_ASN1_UNIVERSAL)); | |
| 95 ASN1err(ASN1_F_I2D_ASN1_TIME,ASN1_R_EXPECTING_A_TIME); | |
| 96 return -1; | |
| 97 } | |
| 98 #endif | |
| 99 | |
| 100 | |
| 101 ASN1_TIME *ASN1_TIME_set(ASN1_TIME *s, time_t t) | |
| 102 { | |
| 103 return ASN1_TIME_adj(s, t, 0, 0); | |
| 104 } | |
| 105 | |
| 106 ASN1_TIME *ASN1_TIME_adj(ASN1_TIME *s, time_t t, | |
| 107 int offset_day, long offset_sec) | |
| 108 { | |
| 109 struct tm *ts; | |
| 110 struct tm data; | |
| 111 | |
| 112 ts=OPENSSL_gmtime(&t,&data); | |
| 113 if (ts == NULL) | |
| 114 { | |
| 115 ASN1err(ASN1_F_ASN1_TIME_ADJ, ASN1_R_ERROR_GETTING_TIME); | |
| 116 return NULL; | |
| 117 } | |
| 118 if (offset_day || offset_sec) | |
| 119 { | |
| 120 if (!OPENSSL_gmtime_adj(ts, offset_day, offset_sec)) | |
| 121 return NULL; | |
| 122 } | |
| 123 if((ts->tm_year >= 50) && (ts->tm_year < 150)) | |
| 124 return ASN1_UTCTIME_adj(s, t, offset_day, offset_sec); | |
| 125 return ASN1_GENERALIZEDTIME_adj(s, t, offset_day, offset_sec); | |
| 126 } | |
| 127 | |
| 128 int ASN1_TIME_check(ASN1_TIME *t) | |
| 129 { | |
| 130 if (t->type == V_ASN1_GENERALIZEDTIME) | |
| 131 return ASN1_GENERALIZEDTIME_check(t); | |
| 132 else if (t->type == V_ASN1_UTCTIME) | |
| 133 return ASN1_UTCTIME_check(t); | |
| 134 return 0; | |
| 135 } | |
| 136 | |
| 137 /* Convert an ASN1_TIME structure to GeneralizedTime */ | |
| 138 ASN1_GENERALIZEDTIME *ASN1_TIME_to_generalizedtime(ASN1_TIME *t, ASN1_GENERALIZE
DTIME **out) | |
| 139 { | |
| 140 ASN1_GENERALIZEDTIME *ret; | |
| 141 char *str; | |
| 142 int newlen; | |
| 143 | |
| 144 if (!ASN1_TIME_check(t)) return NULL; | |
| 145 | |
| 146 if (!out || !*out) | |
| 147 { | |
| 148 if (!(ret = ASN1_GENERALIZEDTIME_new ())) | |
| 149 return NULL; | |
| 150 if (out) *out = ret; | |
| 151 } | |
| 152 else ret = *out; | |
| 153 | |
| 154 /* If already GeneralizedTime just copy across */ | |
| 155 if (t->type == V_ASN1_GENERALIZEDTIME) | |
| 156 { | |
| 157 if(!ASN1_STRING_set(ret, t->data, t->length)) | |
| 158 return NULL; | |
| 159 return ret; | |
| 160 } | |
| 161 | |
| 162 /* grow the string */ | |
| 163 if (!ASN1_STRING_set(ret, NULL, t->length + 2)) | |
| 164 return NULL; | |
| 165 /* ASN1_STRING_set() allocated 'len + 1' bytes. */ | |
| 166 newlen = t->length + 2 + 1; | |
| 167 str = (char *)ret->data; | |
| 168 /* Work out the century and prepend */ | |
| 169 if (t->data[0] >= '5') BUF_strlcpy(str, "19", newlen); | |
| 170 else BUF_strlcpy(str, "20", newlen); | |
| 171 | |
| 172 BUF_strlcat(str, (char *)t->data, newlen); | |
| 173 | |
| 174 return ret; | |
| 175 } | |
| 176 | |
| 177 int ASN1_TIME_set_string(ASN1_TIME *s, const char *str) | |
| 178 { | |
| 179 ASN1_TIME t; | |
| 180 | |
| 181 t.length = strlen(str); | |
| 182 t.data = (unsigned char *)str; | |
| 183 t.flags = 0; | |
| 184 | |
| 185 t.type = V_ASN1_UTCTIME; | |
| 186 | |
| 187 if (!ASN1_TIME_check(&t)) | |
| 188 { | |
| 189 t.type = V_ASN1_GENERALIZEDTIME; | |
| 190 if (!ASN1_TIME_check(&t)) | |
| 191 return 0; | |
| 192 } | |
| 193 | |
| 194 if (s && !ASN1_STRING_copy((ASN1_STRING *)s, (ASN1_STRING *)&t)) | |
| 195 return 0; | |
| 196 | |
| 197 return 1; | |
| 198 } | |
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Chromium Code Reviews
Issue 2072073002:
Delete bundled copy of OpenSSL and replace with README. (Closed)
Base URL: https://chromium.googlesource.com/chromium/deps/openssl@master