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annotate common/certhelp.c @ 840:c9a31544aaab

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(issue50) Write startup file with display variable
author Andre Heinecke <andre.heinecke@intevation.de>
date Tue, 29 Jul 2014 13:15:32 +0200
parents 17e1c8f37d72
children 265583011f24
rev   line source
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Andre Heinecke <aheinecke@intevation.de>
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1 /* Copyright (C) 2014 by Bundesamt für Sicherheit in der Informationstechnik
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2 * Software engineering by Intevation GmbH
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3 *
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4 * This file is Free Software under the GNU GPL (v>=2)
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5 * and comes with ABSOLUTELY NO WARRANTY!
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6 * See LICENSE.txt for details.
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7 */
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8 #include <stdlib.h>
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9
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10 #include "certhelp.h"
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11 #include "logging.h"
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12 #include "errorcodes.h"
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13 #include "strhelp.h"
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14
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15 char *
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16 get_oid_valstr(x509_name *namebuf, unsigned char *oid)
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17 {
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18 char *str = NULL;
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19 size_t oid_len = strlen((char *)oid);
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20 while ( namebuf != NULL )
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21 {
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22 if ( (namebuf->oid.len == oid_len) &&
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23 (memcmp(namebuf->oid.p, oid, oid_len) == 0) )
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24 {
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25 str = xstrndup((char *)namebuf->val.p, namebuf->val.len);
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26 break;
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27 }
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28 namebuf = namebuf->next;
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29 }
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30 return str;
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31 }
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32
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33 char *
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34 x509_parse_subject(unsigned char *derdata, size_t derlen,
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35 unsigned char *oid)
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36 {
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37 x509_crt chain;
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38 char *str;
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39
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40 x509_crt_init(&chain);
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41 if (x509_crt_parse_der(&chain, derdata, derlen) != 0)
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42 {
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43 ERRORPRINTF("Could not parse certificate!\n");
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44 return NULL;
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45 }
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46 else
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47 {
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48 str = get_oid_valstr(&(chain.subject), oid);
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49 x509_crt_free(&chain);
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50 }
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51 return str;
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52 }
http://wald.intevation.org/projects/trustbridge/