Mercurial > dropbear

annotate libtomcrypt/src/math/multi.c @ 1730:57226fc75cb5

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author Matt Johnston <matt@ucc.asn.au>
date Fri, 26 Jun 2020 20:41:34 +0800
parents e9dba7abd939
children
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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
1471
6dba84798cd5 Update to libtomcrypt 1.18.1, merged with Dropbear changes
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11 #ifdef LTC_MPI
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12 #include <stdarg.h>
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13
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14 int ltc_init_multi(void **a, ...)
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15 {
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16 void **cur = a;
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17 int np = 0;
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18 va_list args;
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19
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20 va_start(args, a);
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21 while (cur != NULL) {
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22 if (mp_init(cur) != CRYPT_OK) {
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23 /* failed */
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24 va_list clean_list;
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25
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26 va_start(clean_list, a);
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27 cur = a;
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28 while (np--) {
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29 mp_clear(*cur);
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30 cur = va_arg(clean_list, void**);
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31 }
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32 va_end(clean_list);
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6dba84798cd5 Update to libtomcrypt 1.18.1, merged with Dropbear changes
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33 va_end(args);
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34 return CRYPT_MEM;
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35 }
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36 ++np;
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37 cur = va_arg(args, void**);
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38 }
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39 va_end(args);
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40 return CRYPT_OK;
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41 }
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42
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43 void ltc_deinit_multi(void *a, ...)
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44 {
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45 void *cur = a;
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46 va_list args;
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47
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48 va_start(args, a);
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49 while (cur != NULL) {
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50 mp_clear(cur);
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51 cur = va_arg(args, void *);
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52 }
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53 va_end(args);
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54 }
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55
1471
6dba84798cd5 Update to libtomcrypt 1.18.1, merged with Dropbear changes
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56 void ltc_cleanup_multi(void **a, ...)
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57 {
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58 void **cur = a;
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59 va_list args;
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60
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61 va_start(args, a);
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62 while (cur != NULL) {
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63 if (*cur != NULL) {
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64 mp_clear(*cur);
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65 *cur = NULL;
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66 }
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67 cur = va_arg(args, void**);
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68 }
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69 va_end(args);
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70 }
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71
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72 #endif
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73
1471
6dba84798cd5 Update to libtomcrypt 1.18.1, merged with Dropbear changes
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74 /* ref: $Format:%D$ */
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75 /* git commit: $Format:%H$ */
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76 /* commit time: $Format:%ai$ */