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git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@1409 ec53bebd-3082-4978-b11e-865c3cabbd6b
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63
lib/asn1/der_length.c
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63
lib/asn1/der_length.c
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#ifdef HAVE_CONFIG_H
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#include <config.h>
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#endif
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RCSID("$Id$");
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include "der.h"
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static size_t
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length_int (unsigned val)
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{
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size_t ret = 0;
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do {
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++ret;
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val /= 256;
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} while (val);
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return ret;
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}
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size_t
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length_len (int len)
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{
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if (len < 128)
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return 1;
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else
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return length_int (len) + 1;
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}
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size_t
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length_integer (unsigned *data)
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{
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size_t len = length_int (*data);
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return 1 + length_len(len) + len;
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}
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size_t
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length_general_string (char **data)
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{
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char *str = *data;
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size_t len = strlen(str);
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return 1 + length_len(len) + len;
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}
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size_t
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length_octet_string (krb5_data *k)
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{
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return 1 + length_len(k->len) + k->len;
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}
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size_t
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length_generalized_time (time_t *t)
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{
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krb5_data k;
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size_t ret;
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time2generalizedtime (*t, &k);
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ret = 1 + length_len(k.len) + k.len;
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free (k.data);
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return ret;
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}
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