freebsd-nq/crypto/heimdal/kdc/v4_dump.c
2003-10-09 19:36:20 +00:00

143 lines
4.0 KiB
C

/*
* Copyright (c) 2000 - 2001, 2003 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 "hprop.h"
RCSID("$Id: v4_dump.c,v 1.4.8.1 2003/04/28 12:24:54 lha Exp $");
static time_t
time_parse(const char *cp)
{
char wbuf[5];
struct tm tp;
int local;
memset(&tp, 0, sizeof(tp)); /* clear out the struct */
/* new format is YYYYMMDDHHMM UTC,
old format is YYMMDDHHMM local time */
if (strlen(cp) > 10) { /* new format */
strlcpy(wbuf, cp, sizeof(wbuf));
tp.tm_year = atoi(wbuf) - 1900;
cp += 4;
local = 0;
} else {
wbuf[0] = *cp++;
wbuf[1] = *cp++;
wbuf[2] = '\0';
tp.tm_year = atoi(wbuf);
if(tp.tm_year < 38)
tp.tm_year += 100;
local = 1;
}
wbuf[0] = *cp++;
wbuf[1] = *cp++;
wbuf[2] = 0;
tp.tm_mon = atoi(wbuf) - 1;
wbuf[0] = *cp++;
wbuf[1] = *cp++;
tp.tm_mday = atoi(wbuf);
wbuf[0] = *cp++;
wbuf[1] = *cp++;
tp.tm_hour = atoi(wbuf);
wbuf[0] = *cp++;
wbuf[1] = *cp++;
tp.tm_min = atoi(wbuf);
return(tm2time(tp, local));
}
/* convert a version 4 dump file */
int
v4_prop_dump(void *arg, const char *file)
{
char buf [1024];
FILE *f;
int lineno = 0;
f = fopen(file, "r");
if(f == NULL)
return errno;
while(fgets(buf, sizeof(buf), f)) {
int ret;
unsigned long key[2]; /* yes, long */
char exp_date[64], mod_date[64];
struct v4_principal pr;
int attributes;
memset(&pr, 0, sizeof(pr));
errno = 0;
lineno++;
ret = sscanf(buf, "%63s %63s %d %d %d %d %lx %lx %63s %63s %63s %63s",
pr.name, pr.instance,
&pr.max_life, &pr.mkvno, &pr.kvno,
&attributes,
&key[0], &key[1],
exp_date, mod_date,
pr.mod_name, pr.mod_instance);
if(ret != 12){
warnx("Line %d malformed (ignored)", lineno);
continue;
}
if(attributes != 0) {
warnx("Line %d (%s.%s) has non-zero attributes - skipping",
lineno, pr.name, pr.instance);
continue;
}
pr.key[0] = (key[0] >> 24) & 0xff;
pr.key[1] = (key[0] >> 16) & 0xff;
pr.key[2] = (key[0] >> 8) & 0xff;
pr.key[3] = (key[0] >> 0) & 0xff;
pr.key[4] = (key[1] >> 24) & 0xff;
pr.key[5] = (key[1] >> 16) & 0xff;
pr.key[6] = (key[1] >> 8) & 0xff;
pr.key[7] = (key[1] >> 0) & 0xff;
pr.exp_date = time_parse(exp_date);
pr.mod_date = time_parse(mod_date);
if (pr.instance[0] == '*')
pr.instance[0] = '\0';
if (pr.mod_name[0] == '*')
pr.mod_name[0] = '\0';
if (pr.mod_instance[0] == '*')
pr.mod_instance[0] = '\0';
v4_prop(arg, &pr);
memset(&pr, 0, sizeof(pr));
}
return 0;
}