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annotate libtomcrypt/src/pk/asn1/der/sequence/der_sequence_shrink.c @ 1604:99ca393afc56

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It turns out you can't have a single-quote in an #error
author Matt Johnston <matt@ucc.asn.au>
date Thu, 08 Mar 2018 22:37:54 +0800
parents 6dba84798cd5
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
1471
6dba84798cd5 Update to libtomcrypt 1.18.1, merged with Dropbear changes
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1 /* LibTomCrypt, modular cryptographic library -- Tom St Denis
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2 *
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3 * LibTomCrypt is a library that provides various cryptographic
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4 * algorithms in a highly modular and flexible manner.
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5 *
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6 * The library is free for all purposes without any express
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7 * guarantee it works.
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8 */
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9 #include "tomcrypt.h"
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10
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11 /**
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12 @file der_sequence_shrink.c
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13 Free memory allocated for CONSTRUCTED, SET or SEQUENCE elements by der_decode_sequence_flexi(), Steffen Jaeckel
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14 */
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15
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16 #ifdef LTC_DER
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17
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18 /**
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19 Free memory allocated for CONSTRUCTED,
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20 SET or SEQUENCE elements by der_decode_sequence_flexi()
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21 @param in The list to shrink
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22 */
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23 void der_sequence_shrink(ltc_asn1_list *in)
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24 {
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25 if (!in) return;
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26
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27 /* now walk the list and free stuff */
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28 while (in != NULL) {
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29 /* is there a child? */
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30 if (in->child) {
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31 der_sequence_shrink(in->child);
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32 }
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33
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34 switch (in->type) {
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35 case LTC_ASN1_CONSTRUCTED:
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36 case LTC_ASN1_SET:
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37 case LTC_ASN1_SEQUENCE : if (in->data != NULL) { XFREE(in->data); in->data = NULL; } break;
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38 default: break;
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39 }
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40
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41 /* move to next and free current */
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42 in = in->next;
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43 }
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44 }
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45
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46 #endif
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47
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48 /* ref: $Format:%D$ */
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49 /* git commit: $Format:%H$ */
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50 /* commit time: $Format:%ai$ */