diff options
author | Rémi Verschelde <rverschelde@gmail.com> | 2016-10-12 23:06:17 +0200 |
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committer | Rémi Verschelde <rverschelde@gmail.com> | 2016-10-15 11:50:41 +0200 |
commit | 422196759f93df249db38619f136cabd5dcf42cd (patch) | |
tree | 1e5846507af0f8f1bc7ca294ccfb0d4ac3392d17 /thirdparty/openssl/crypto/asn1/a_gentm.c | |
parent | d9a291f6411f2e571c181da0ac89f550ba73f681 (diff) |
openssl: Move to a module and split thirdparty lib
Same rationale as the previous commits.
Diffstat (limited to 'thirdparty/openssl/crypto/asn1/a_gentm.c')
-rw-r--r-- | thirdparty/openssl/crypto/asn1/a_gentm.c | 312 |
1 files changed, 312 insertions, 0 deletions
diff --git a/thirdparty/openssl/crypto/asn1/a_gentm.c b/thirdparty/openssl/crypto/asn1/a_gentm.c new file mode 100644 index 0000000000..fa76dcac91 --- /dev/null +++ b/thirdparty/openssl/crypto/asn1/a_gentm.c @@ -0,0 +1,312 @@ +/* crypto/asn1/a_gentm.c */ +/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) + * All rights reserved. + * + * This package is an SSL implementation written + * by Eric Young (eay@cryptsoft.com). + * The implementation was written so as to conform with Netscapes SSL. + * + * This library is free for commercial and non-commercial use as long as + * the following conditions are aheared to. The following conditions + * apply to all code found in this distribution, be it the RC4, RSA, + * lhash, DES, etc., code; not just the SSL code. The SSL documentation + * included with this distribution is covered by the same copyright terms + * except that the holder is Tim Hudson (tjh@cryptsoft.com). + * + * Copyright remains Eric Young's, and as such any Copyright notices in + * the code are not to be removed. + * If this package is used in a product, Eric Young should be given attribution + * as the author of the parts of the library used. + * This can be in the form of a textual message at program startup or + * in documentation (online or textual) provided with the package. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * "This product includes cryptographic software written by + * Eric Young (eay@cryptsoft.com)" + * The word 'cryptographic' can be left out if the rouines from the library + * being used are not cryptographic related :-). + * 4. If you include any Windows specific code (or a derivative thereof) from + * the apps directory (application code) you must include an acknowledgement: + * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" + * + * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * + * The licence and distribution terms for any publically available version or + * derivative of this code cannot be changed. i.e. this code cannot simply be + * copied and put under another distribution licence + * [including the GNU Public Licence.] + */ + +/* + * GENERALIZEDTIME implementation, written by Steve Henson. Based on UTCTIME + */ + +#include <stdio.h> +#include <time.h> +#include "cryptlib.h" +#include "o_time.h" +#include <openssl/asn1.h> +#include "asn1_locl.h" + +#if 0 + +int i2d_ASN1_GENERALIZEDTIME(ASN1_GENERALIZEDTIME *a, unsigned char **pp) +{ +# ifdef CHARSET_EBCDIC + /* KLUDGE! We convert to ascii before writing DER */ + int len; + char tmp[24]; + ASN1_STRING tmpstr = *(ASN1_STRING *)a; + + len = tmpstr.length; + ebcdic2ascii(tmp, tmpstr.data, (len >= sizeof tmp) ? sizeof tmp : len); + tmpstr.data = tmp; + + a = (ASN1_GENERALIZEDTIME *)&tmpstr; +# endif + return (i2d_ASN1_bytes((ASN1_STRING *)a, pp, + V_ASN1_GENERALIZEDTIME, V_ASN1_UNIVERSAL)); +} + +ASN1_GENERALIZEDTIME *d2i_ASN1_GENERALIZEDTIME(ASN1_GENERALIZEDTIME **a, + unsigned char **pp, + long length) +{ + ASN1_GENERALIZEDTIME *ret = NULL; + + ret = + (ASN1_GENERALIZEDTIME *)d2i_ASN1_bytes((ASN1_STRING **)a, pp, length, + V_ASN1_GENERALIZEDTIME, + V_ASN1_UNIVERSAL); + if (ret == NULL) { + ASN1err(ASN1_F_D2I_ASN1_GENERALIZEDTIME, ERR_R_NESTED_ASN1_ERROR); + return (NULL); + } +# ifdef CHARSET_EBCDIC + ascii2ebcdic(ret->data, ret->data, ret->length); +# endif + if (!ASN1_GENERALIZEDTIME_check(ret)) { + ASN1err(ASN1_F_D2I_ASN1_GENERALIZEDTIME, ASN1_R_INVALID_TIME_FORMAT); + goto err; + } + + return (ret); + err: + if ((ret != NULL) && ((a == NULL) || (*a != ret))) + M_ASN1_GENERALIZEDTIME_free(ret); + return (NULL); +} + +#endif + +int asn1_generalizedtime_to_tm(struct tm *tm, const ASN1_GENERALIZEDTIME *d) +{ + static const int min[9] = { 0, 0, 1, 1, 0, 0, 0, 0, 0 }; + static const int max[9] = { 99, 99, 12, 31, 23, 59, 59, 12, 59 }; + char *a; + int n, i, l, o; + + if (d->type != V_ASN1_GENERALIZEDTIME) + return (0); + l = d->length; + a = (char *)d->data; + o = 0; + /* + * GENERALIZEDTIME is similar to UTCTIME except the year is represented + * as YYYY. This stuff treats everything as a two digit field so make + * first two fields 00 to 99 + */ + if (l < 13) + goto err; + for (i = 0; i < 7; i++) { + if ((i == 6) && ((a[o] == 'Z') || (a[o] == '+') || (a[o] == '-'))) { + i++; + if (tm) + tm->tm_sec = 0; + break; + } + if ((a[o] < '0') || (a[o] > '9')) + goto err; + n = a[o] - '0'; + if (++o > l) + goto err; + + if ((a[o] < '0') || (a[o] > '9')) + goto err; + n = (n * 10) + a[o] - '0'; + if (++o > l) + goto err; + + if ((n < min[i]) || (n > max[i])) + goto err; + if (tm) { + switch (i) { + case 0: + tm->tm_year = n * 100 - 1900; + break; + case 1: + tm->tm_year += n; + break; + case 2: + tm->tm_mon = n - 1; + break; + case 3: + tm->tm_mday = n; + break; + case 4: + tm->tm_hour = n; + break; + case 5: + tm->tm_min = n; + break; + case 6: + tm->tm_sec = n; + break; + } + } + } + /* + * Optional fractional seconds: decimal point followed by one or more + * digits. + */ + if (a[o] == '.') { + if (++o > l) + goto err; + i = o; + while ((a[o] >= '0') && (a[o] <= '9') && (o <= l)) + o++; + /* Must have at least one digit after decimal point */ + if (i == o) + goto err; + } + + if (a[o] == 'Z') + o++; + else if ((a[o] == '+') || (a[o] == '-')) { + int offsign = a[o] == '-' ? -1 : 1, offset = 0; + o++; + if (o + 4 > l) + goto err; + for (i = 7; i < 9; i++) { + if ((a[o] < '0') || (a[o] > '9')) + goto err; + n = a[o] - '0'; + o++; + if ((a[o] < '0') || (a[o] > '9')) + goto err; + n = (n * 10) + a[o] - '0'; + if ((n < min[i]) || (n > max[i])) + goto err; + if (tm) { + if (i == 7) + offset = n * 3600; + else if (i == 8) + offset += n * 60; + } + o++; + } + if (offset && !OPENSSL_gmtime_adj(tm, 0, offset * offsign)) + return 0; + } else if (a[o]) { + /* Missing time zone information. */ + goto err; + } + return (o == l); + err: + return (0); +} + +int ASN1_GENERALIZEDTIME_check(const ASN1_GENERALIZEDTIME *d) +{ + return asn1_generalizedtime_to_tm(NULL, d); +} + +int ASN1_GENERALIZEDTIME_set_string(ASN1_GENERALIZEDTIME *s, const char *str) +{ + ASN1_GENERALIZEDTIME t; + + t.type = V_ASN1_GENERALIZEDTIME; + t.length = strlen(str); + t.data = (unsigned char *)str; + if (ASN1_GENERALIZEDTIME_check(&t)) { + if (s != NULL) { + if (!ASN1_STRING_set((ASN1_STRING *)s, + (unsigned char *)str, t.length)) + return 0; + s->type = V_ASN1_GENERALIZEDTIME; + } + return (1); + } else + return (0); +} + +ASN1_GENERALIZEDTIME *ASN1_GENERALIZEDTIME_set(ASN1_GENERALIZEDTIME *s, + time_t t) +{ + return ASN1_GENERALIZEDTIME_adj(s, t, 0, 0); +} + +ASN1_GENERALIZEDTIME *ASN1_GENERALIZEDTIME_adj(ASN1_GENERALIZEDTIME *s, + time_t t, int offset_day, + long offset_sec) +{ + char *p; + struct tm *ts; + struct tm data; + size_t len = 20; + + if (s == NULL) + s = M_ASN1_GENERALIZEDTIME_new(); + if (s == NULL) + return (NULL); + + ts = OPENSSL_gmtime(&t, &data); + if (ts == NULL) + return (NULL); + + if (offset_day || offset_sec) { + if (!OPENSSL_gmtime_adj(ts, offset_day, offset_sec)) + return NULL; + } + + p = (char *)s->data; + if ((p == NULL) || ((size_t)s->length < len)) { + p = OPENSSL_malloc(len); + if (p == NULL) { + ASN1err(ASN1_F_ASN1_GENERALIZEDTIME_ADJ, ERR_R_MALLOC_FAILURE); + return (NULL); + } + if (s->data != NULL) + OPENSSL_free(s->data); + s->data = (unsigned char *)p; + } + + BIO_snprintf(p, len, "%04d%02d%02d%02d%02d%02dZ", ts->tm_year + 1900, + ts->tm_mon + 1, ts->tm_mday, ts->tm_hour, ts->tm_min, + ts->tm_sec); + s->length = strlen(p); + s->type = V_ASN1_GENERALIZEDTIME; +#ifdef CHARSET_EBCDIC_not + ebcdic2ascii(s->data, s->data, s->length); +#endif + return (s); +} |