Mercurial > dropbear
annotate libtomcrypt/src/math/multi.c @ 1772:0cc85b4a4abb
Move fuzzer-kex initialisation into a constructor function
Hopefully this can avoid hitting AFL timeouts
https://github.com/google/oss-fuzz/pull/2474
author | Matt Johnston <matt@ucc.asn.au> |
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date | Thu, 29 Oct 2020 23:00:52 +0800 |
parents | e9dba7abd939 |
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382
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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 #ifdef LTC_MPI |
382
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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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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 |
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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 |
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74 /* ref: $Format:%D$ */ |
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75 /* git commit: $Format:%H$ */ |
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76 /* commit time: $Format:%ai$ */ |