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Diffstat (limited to 'src/lib/libcrypto/o_time.c')
| -rw-r--r-- | src/lib/libcrypto/o_time.c | 206 |
1 files changed, 206 insertions, 0 deletions
diff --git a/src/lib/libcrypto/o_time.c b/src/lib/libcrypto/o_time.c new file mode 100644 index 0000000000..785468131e --- /dev/null +++ b/src/lib/libcrypto/o_time.c | |||
| @@ -0,0 +1,206 @@ | |||
| 1 | /* crypto/o_time.c -*- mode:C; c-file-style: "eay" -*- */ | ||
| 2 | /* Written by Richard Levitte (richard@levitte.org) for the OpenSSL | ||
| 3 | * project 2001. | ||
| 4 | */ | ||
| 5 | /* ==================================================================== | ||
| 6 | * Copyright (c) 2001 The OpenSSL Project. All rights reserved. | ||
| 7 | * | ||
| 8 | * Redistribution and use in source and binary forms, with or without | ||
| 9 | * modification, are permitted provided that the following conditions | ||
| 10 | * are met: | ||
| 11 | * | ||
| 12 | * 1. Redistributions of source code must retain the above copyright | ||
| 13 | * notice, this list of conditions and the following disclaimer. | ||
| 14 | * | ||
| 15 | * 2. Redistributions in binary form must reproduce the above copyright | ||
| 16 | * notice, this list of conditions and the following disclaimer in | ||
| 17 | * the documentation and/or other materials provided with the | ||
| 18 | * distribution. | ||
| 19 | * | ||
| 20 | * 3. All advertising materials mentioning features or use of this | ||
| 21 | * software must display the following acknowledgment: | ||
| 22 | * "This product includes software developed by the OpenSSL Project | ||
| 23 | * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)" | ||
| 24 | * | ||
| 25 | * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to | ||
| 26 | * endorse or promote products derived from this software without | ||
| 27 | * prior written permission. For written permission, please contact | ||
| 28 | * licensing@OpenSSL.org. | ||
| 29 | * | ||
| 30 | * 5. Products derived from this software may not be called "OpenSSL" | ||
| 31 | * nor may "OpenSSL" appear in their names without prior written | ||
| 32 | * permission of the OpenSSL Project. | ||
| 33 | * | ||
| 34 | * 6. Redistributions of any form whatsoever must retain the following | ||
| 35 | * acknowledgment: | ||
| 36 | * "This product includes software developed by the OpenSSL Project | ||
| 37 | * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)" | ||
| 38 | * | ||
| 39 | * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY | ||
| 40 | * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | ||
| 41 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR | ||
| 42 | * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR | ||
| 43 | * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | ||
| 44 | * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT | ||
| 45 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; | ||
| 46 | * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | ||
| 47 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, | ||
| 48 | * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) | ||
| 49 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED | ||
| 50 | * OF THE POSSIBILITY OF SUCH DAMAGE. | ||
| 51 | * ==================================================================== | ||
| 52 | * | ||
| 53 | * This product includes cryptographic software written by Eric Young | ||
| 54 | * (eay@cryptsoft.com). This product includes software written by Tim | ||
| 55 | * Hudson (tjh@cryptsoft.com). | ||
| 56 | * | ||
| 57 | */ | ||
| 58 | |||
| 59 | #include <openssl/e_os2.h> | ||
| 60 | #include <string.h> | ||
| 61 | #include "o_time.h" | ||
| 62 | |||
| 63 | #ifdef OPENSSL_SYS_VMS | ||
| 64 | # include <libdtdef.h> | ||
| 65 | # include <lib$routines.h> | ||
| 66 | # include <lnmdef.h> | ||
| 67 | # include <starlet.h> | ||
| 68 | # include <descrip.h> | ||
| 69 | # include <stdlib.h> | ||
| 70 | #endif | ||
| 71 | |||
| 72 | struct tm *OPENSSL_gmtime(const time_t *timer, struct tm *result) | ||
| 73 | { | ||
| 74 | struct tm *ts = NULL; | ||
| 75 | |||
| 76 | #if defined(OPENSSL_THREADS) && !defined(OPENSSL_SYS_WIN32) && !defined(OPENSSL_SYS_OS2) && !defined(__CYGWIN32__) && (!defined(OPENSSL_SYS_VMS) || defined(gmtime_r)) && !defined(OPENSSL_SYS_MACOSX) && !defined(OPENSSL_SYS_SUNOS) | ||
| 77 | /* should return &data, but doesn't on some systems, | ||
| 78 | so we don't even look at the return value */ | ||
| 79 | gmtime_r(timer,result); | ||
| 80 | ts = result; | ||
| 81 | #elif !defined(OPENSSL_SYS_VMS) | ||
| 82 | ts = gmtime(timer); | ||
| 83 | if (ts == NULL) | ||
| 84 | return NULL; | ||
| 85 | |||
| 86 | memcpy(result, ts, sizeof(struct tm)); | ||
| 87 | ts = result; | ||
| 88 | #endif | ||
| 89 | #ifdef OPENSSL_SYS_VMS | ||
| 90 | if (ts == NULL) | ||
| 91 | { | ||
| 92 | static $DESCRIPTOR(tabnam,"LNM$DCL_LOGICAL"); | ||
| 93 | static $DESCRIPTOR(lognam,"SYS$TIMEZONE_DIFFERENTIAL"); | ||
| 94 | char logvalue[256]; | ||
| 95 | unsigned int reslen = 0; | ||
| 96 | struct { | ||
| 97 | short buflen; | ||
| 98 | short code; | ||
| 99 | void *bufaddr; | ||
| 100 | unsigned int *reslen; | ||
| 101 | } itemlist[] = { | ||
| 102 | { 0, LNM$_STRING, 0, 0 }, | ||
| 103 | { 0, 0, 0, 0 }, | ||
| 104 | }; | ||
| 105 | int status; | ||
| 106 | time_t t; | ||
| 107 | |||
| 108 | /* Get the value for SYS$TIMEZONE_DIFFERENTIAL */ | ||
| 109 | itemlist[0].buflen = sizeof(logvalue); | ||
| 110 | itemlist[0].bufaddr = logvalue; | ||
| 111 | itemlist[0].reslen = &reslen; | ||
| 112 | status = sys$trnlnm(0, &tabnam, &lognam, 0, itemlist); | ||
| 113 | if (!(status & 1)) | ||
| 114 | return NULL; | ||
| 115 | logvalue[reslen] = '\0'; | ||
| 116 | |||
| 117 | /* Get the numerical value of the equivalence string */ | ||
| 118 | status = atoi(logvalue); | ||
| 119 | |||
| 120 | /* and use it to move time to GMT */ | ||
| 121 | t = *timer - status; | ||
| 122 | |||
| 123 | /* then convert the result to the time structure */ | ||
| 124 | #ifndef OPENSSL_THREADS | ||
| 125 | ts=(struct tm *)localtime(&t); | ||
| 126 | #else | ||
| 127 | /* Since there was no gmtime_r() to do this stuff for us, | ||
| 128 | we have to do it the hard way. */ | ||
| 129 | { | ||
| 130 | /* The VMS epoch is the astronomical Smithsonian date, | ||
| 131 | if I remember correctly, which is November 17, 1858. | ||
| 132 | Furthermore, time is measure in thenths of microseconds | ||
| 133 | and stored in quadwords (64 bit integers). unix_epoch | ||
| 134 | below is January 1st 1970 expressed as a VMS time. The | ||
| 135 | following code was used to get this number: | ||
| 136 | |||
| 137 | #include <stdio.h> | ||
| 138 | #include <stdlib.h> | ||
| 139 | #include <lib$routines.h> | ||
| 140 | #include <starlet.h> | ||
| 141 | |||
| 142 | main() | ||
| 143 | { | ||
| 144 | unsigned long systime[2]; | ||
| 145 | unsigned short epoch_values[7] = | ||
| 146 | { 1970, 1, 1, 0, 0, 0, 0 }; | ||
| 147 | |||
| 148 | lib$cvt_vectim(epoch_values, systime); | ||
| 149 | |||
| 150 | printf("%u %u", systime[0], systime[1]); | ||
| 151 | } | ||
| 152 | */ | ||
| 153 | unsigned long unix_epoch[2] = { 1273708544, 8164711 }; | ||
| 154 | unsigned long deltatime[2]; | ||
| 155 | unsigned long systime[2]; | ||
| 156 | struct vms_vectime | ||
| 157 | { | ||
| 158 | short year, month, day, hour, minute, second, | ||
| 159 | centi_second; | ||
| 160 | } time_values; | ||
| 161 | long operation; | ||
| 162 | |||
| 163 | /* Turn the number of seconds since January 1st 1970 to | ||
| 164 | an internal delta time. | ||
| 165 | Note that lib$cvt_to_internal_time() will assume | ||
| 166 | that t is signed, and will therefore break on 32-bit | ||
| 167 | systems some time in 2038. | ||
| 168 | */ | ||
| 169 | operation = LIB$K_DELTA_SECONDS; | ||
| 170 | status = lib$cvt_to_internal_time(&operation, | ||
| 171 | &t, deltatime); | ||
| 172 | |||
| 173 | /* Add the delta time with the Unix epoch and we have | ||
| 174 | the current UTC time in internal format */ | ||
| 175 | status = lib$add_times(unix_epoch, deltatime, systime); | ||
| 176 | |||
| 177 | /* Turn the internal time into a time vector */ | ||
| 178 | status = sys$numtim(&time_values, systime); | ||
| 179 | |||
| 180 | /* Fill in the struct tm with the result */ | ||
| 181 | result->tm_sec = time_values.second; | ||
| 182 | result->tm_min = time_values.minute; | ||
| 183 | result->tm_hour = time_values.hour; | ||
| 184 | result->tm_mday = time_values.day; | ||
| 185 | result->tm_mon = time_values.month - 1; | ||
| 186 | result->tm_year = time_values.year - 1900; | ||
| 187 | |||
| 188 | operation = LIB$K_DAY_OF_WEEK; | ||
| 189 | status = lib$cvt_from_internal_time(&operation, | ||
| 190 | &result->tm_wday, systime); | ||
| 191 | result->tm_wday %= 7; | ||
| 192 | |||
| 193 | operation = LIB$K_DAY_OF_YEAR; | ||
| 194 | status = lib$cvt_from_internal_time(&operation, | ||
| 195 | &result->tm_yday, systime); | ||
| 196 | result->tm_yday--; | ||
| 197 | |||
| 198 | result->tm_isdst = 0; /* There's no way to know... */ | ||
| 199 | |||
| 200 | ts = result; | ||
| 201 | #endif | ||
| 202 | } | ||
| 203 | } | ||
| 204 | #endif | ||
| 205 | return ts; | ||
| 206 | } | ||
