diff options
author | Heimdal Import User <samba-bugs@samba.org> | 2005-07-11 01:16:55 +0000 |
---|---|---|
committer | Gerald (Jerry) Carter <jerry@samba.org> | 2007-10-10 13:19:33 -0500 |
commit | 954c01728e0c7485b72c9a5d5737e5f6bd0cf0b9 (patch) | |
tree | fc11a048c8a582e2ca66415ff04dacf74f9abf22 /source4/heimdal/lib/asn1/timegm.c | |
parent | 7ead5ab06cea9f33e954a4579163262f97ea06ff (diff) | |
download | samba-954c01728e0c7485b72c9a5d5737e5f6bd0cf0b9.tar.gz samba-954c01728e0c7485b72c9a5d5737e5f6bd0cf0b9.tar.bz2 samba-954c01728e0c7485b72c9a5d5737e5f6bd0cf0b9.zip |
r8302: import mini HEIMDAL into the tree
(This used to be commit 118be28a7aef233799956615a99d1a2a74dac175)
Diffstat (limited to 'source4/heimdal/lib/asn1/timegm.c')
-rw-r--r-- | source4/heimdal/lib/asn1/timegm.c | 71 |
1 files changed, 71 insertions, 0 deletions
diff --git a/source4/heimdal/lib/asn1/timegm.c b/source4/heimdal/lib/asn1/timegm.c new file mode 100644 index 0000000000..bdc997fa44 --- /dev/null +++ b/source4/heimdal/lib/asn1/timegm.c @@ -0,0 +1,71 @@ +/* + * Copyright (c) 1997 Kungliga Tekniska Högskolan + * (Royal Institute of Technology, Stockholm, Sweden). + * All rights reserved. + * + * 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 above 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. Neither the name of the Institute nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``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 INSTITUTE 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. + */ + +#include "der_locl.h" + +RCSID("$Id: timegm.c,v 1.7 1999/12/02 17:05:02 joda Exp $"); + +#ifndef HAVE_TIMEGM + +static int +is_leap(unsigned y) +{ + y += 1900; + return (y % 4) == 0 && ((y % 100) != 0 || (y % 400) == 0); +} + +time_t +timegm (struct tm *tm) +{ + static const unsigned ndays[2][12] ={ + {31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31}, + {31, 29, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31}}; + time_t res = 0; + unsigned i; + + for (i = 70; i < tm->tm_year; ++i) + res += is_leap(i) ? 366 : 365; + + for (i = 0; i < tm->tm_mon; ++i) + res += ndays[is_leap(tm->tm_year)][i]; + res += tm->tm_mday - 1; + res *= 24; + res += tm->tm_hour; + res *= 60; + res += tm->tm_min; + res *= 60; + res += tm->tm_sec; + return res; +} + +#endif /* HAVE_TIMEGM */ |