Mercurial > dropbear

annotate libtomcrypt/testprof/store_test.c @ 1270:6d00eca524fe

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rename loop variable 2 nested loops with the same variable 'i', line 219 and line 309
author Francois Perrad <francois.perrad@gadz.org>
date Thu, 31 Dec 2015 18:47:51 +0100
parents 1b9e69c058d2
children f849a5ca2efc
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
285
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1 #include <tomcrypt_test.h>
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2
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3 /* Test store/load macros with offsets */
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4 int store_test(void)
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5 {
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6 unsigned char buf[256];
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7 int y;
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8 ulong32 L, L1;
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9 ulong64 LL, LL1;
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10 #ifdef LTC_FAST
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11 int x, z;
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12 #endif
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13
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14 for (y = 0; y < 4; y++) {
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15 L = 0x12345678UL;
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16 L1 = 0;
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17 STORE32L(L, buf + y);
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18 LOAD32L(L1, buf + y);
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19 if (L1 != L) {
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20 fprintf(stderr, "\n32L failed at offset %d\n", y);
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21 return 1;
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22 }
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23 STORE32H(L, buf + y);
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24 LOAD32H(L1, buf + y);
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25 if (L1 != L) {
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26 fprintf(stderr, "\n32H failed at offset %d\n", y);
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27 return 1;
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28 }
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29 }
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30
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31 for (y = 0; y < 8; y++) {
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32 LL = CONST64 (0x01020304050607);
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33 LL1 = 0;
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34 STORE64L(LL, buf + y);
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35 LOAD64L(LL1, buf + y);
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36 if (LL1 != LL) {
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37 fprintf(stderr, "\n64L failed at offset %d\n", y);
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38 return 1;
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39 }
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40 STORE64H(LL, buf + y);
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41 LOAD64H(LL1, buf + y);
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42 if (LL1 != LL) {
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43 fprintf(stderr, "\n64H failed at offset %d\n", y);
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44 return 1;
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45 }
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46 }
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47
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48 /* test LTC_FAST */
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49 #ifdef LTC_FAST
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50 y = 16;
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51
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52 for (z = 0; z < y; z++) {
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53 /* fill y bytes with random */
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54 yarrow_read(buf+z, y, &yarrow_prng);
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55 yarrow_read(buf+z+y, y, &yarrow_prng);
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56
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57 /* now XOR it byte for byte */
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58 for (x = 0; x < y; x++) {
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59 buf[2*y+z+x] = buf[z+x] ^ buf[z+y+x];
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60 }
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61
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62 /* now XOR it word for word */
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63 for (x = 0; x < y; x += sizeof(LTC_FAST_TYPE)) {
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64 *((LTC_FAST_TYPE*)(&buf[3*y+z+x])) = *((LTC_FAST_TYPE*)(&buf[z+x])) ^ *((LTC_FAST_TYPE*)(&buf[z+y+x]));
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65 }
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66
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67 if (memcmp(&buf[2*y+z], &buf[3*y+z], y)) {
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68 fprintf(stderr, "\nLTC_FAST failed at offset %d\n", z);
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69 return 1;
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70 }
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71 }
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72 #endif
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73 return 0;
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74 }
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75
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76 /* $Source: /cvs/libtom/libtomcrypt/testprof/store_test.c,v $ */
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77 /* $Revision: 1.6 $ */
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78 /* $Date: 2005/05/05 14:35:59 $ */