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15
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1 #include "test.h" |
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2 |
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143
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3 #ifdef MDH |
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4 |
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15
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5 int dh_tests (void) |
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6 { |
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7 unsigned char buf[3][4096]; |
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8 unsigned long x, y, z; |
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9 int stat, stat2; |
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10 dh_key usera, userb; |
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11 |
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12 DO(dh_test()); |
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13 |
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14 /* make up two keys */ |
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143
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15 DO(dh_make_key (&test_yarrow, find_prng ("yarrow"), 512, &usera)); |
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16 DO(dh_make_key (&test_yarrow, find_prng ("yarrow"), 512, &userb)); |
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15
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17 |
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18 /* make the shared secret */ |
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19 x = 4096; |
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20 DO(dh_shared_secret (&usera, &userb, buf[0], &x)); |
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21 |
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22 y = 4096; |
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23 DO(dh_shared_secret (&userb, &usera, buf[1], &y)); |
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24 if (y != x) { |
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25 printf ("DH Shared keys are not same size.\n"); |
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26 return 1; |
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27 } |
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28 if (memcmp (buf[0], buf[1], x)) { |
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29 printf ("DH Shared keys not same contents.\n"); |
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30 return 1; |
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31 } |
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32 |
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33 /* now export userb */ |
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34 y = 4096; |
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35 DO(dh_export (buf[1], &y, PK_PUBLIC, &userb)); |
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36 dh_free (&userb); |
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37 |
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38 /* import and make the shared secret again */ |
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39 DO(dh_import (buf[1], y, &userb)); |
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40 z = 4096; |
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41 DO(dh_shared_secret (&usera, &userb, buf[2], &z)); |
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42 |
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43 if (z != x) { |
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44 printf ("failed. Size don't match?\n"); |
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45 return 1; |
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46 } |
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47 if (memcmp (buf[0], buf[2], x)) { |
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48 printf ("Failed. Content didn't match.\n"); |
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49 return 1; |
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50 } |
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51 dh_free (&usera); |
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52 dh_free (&userb); |
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53 |
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54 /* test encrypt_key */ |
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143
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55 dh_make_key (&test_yarrow, find_prng ("yarrow"), 512, &usera); |
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56 for (x = 0; x < 16; x++) { |
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57 buf[0][x] = x; |
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58 } |
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59 y = sizeof (buf[1]); |
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60 DO(dh_encrypt_key (buf[0], 16, buf[1], &y, &test_yarrow, find_prng ("yarrow"), find_hash ("md5"), &usera)); |
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61 zeromem (buf[0], sizeof (buf[0])); |
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62 x = sizeof (buf[0]); |
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63 DO(dh_decrypt_key (buf[1], y, buf[0], &x, &usera)); |
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64 if (x != 16) { |
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65 printf ("Failed (length)\n"); |
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66 return 1; |
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67 } |
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68 for (x = 0; x < 16; x++) |
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69 if (buf[0][x] != x) { |
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70 printf ("Failed (contents)\n"); |
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71 return 1; |
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72 } |
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73 |
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74 /* test sign_hash */ |
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75 for (x = 0; x < 16; x++) { |
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76 buf[0][x] = x; |
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77 } |
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78 x = sizeof (buf[1]); |
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79 DO(dh_sign_hash (buf[0], 16, buf[1], &x, &test_yarrow , find_prng ("yarrow"), &usera)); |
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80 DO(dh_verify_hash (buf[1], x, buf[0], 16, &stat, &usera)); |
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81 buf[0][0] ^= 1; |
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82 DO(dh_verify_hash (buf[1], x, buf[0], 16, &stat2, &usera)); |
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83 if (!(stat == 1 && stat2 == 0)) { |
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84 printf("dh_sign/verify_hash %d %d", stat, stat2); |
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85 return 1; |
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86 } |
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87 dh_free (&usera); |
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88 return 0; |
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89 } |
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143
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90 |
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91 #else |
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92 |
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93 int dh_tests(void) |
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94 { |
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95 printf("NOP"); |
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96 return 0; |
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97 } |
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98 |
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99 #endif |
