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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 * Tom St Denis, [email protected], http://libtomcrypt.org |
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10 */ |
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11 /* Submited by Dobes Vandermeer ([email protected]) */ |
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12 |
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13 #include "mycrypt.h" |
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14 |
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15 /* |
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16 (1) append zeros to the end of K to create a B byte string |
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17 (e.g., if K is of length 20 bytes and B=64, then K will be |
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18 appended with 44 zero bytes 0x00) |
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19 (2) XOR (bitwise exclusive-OR) the B byte string computed in step |
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20 (1) with ipad (ipad = the byte 0x36 repeated B times) |
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21 (3) append the stream of data 'text' to the B byte string resulting |
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22 from step (2) |
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23 (4) apply H to the stream generated in step (3) |
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24 (5) XOR (bitwise exclusive-OR) the B byte string computed in |
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25 step (1) with opad (opad = the byte 0x5C repeated B times.) |
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26 (6) append the H result from step (4) to the B byte string |
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27 resulting from step (5) |
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28 (7) apply H to the stream generated in step (6) and output |
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29 the result |
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30 */ |
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31 |
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32 #ifdef HMAC |
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33 |
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34 #define HMAC_BLOCKSIZE hash_descriptor[hash].blocksize |
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35 |
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36 /* |
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37 |
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38 TEST CASES SOURCE: |
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39 |
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40 Network Working Group P. Cheng |
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41 Request for Comments: 2202 IBM |
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42 Category: Informational R. Glenn |
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43 NIST |
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44 September 1997 |
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45 |
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46 Test Cases for HMAC-MD5 and HMAC-SHA-1 |
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47 */ |
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48 |
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49 |
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50 int hmac_test(void) |
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51 { |
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52 #ifndef LTC_TEST |
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53 return CRYPT_NOP; |
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54 #else |
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55 unsigned char digest[MAXBLOCKSIZE]; |
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56 int i; |
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57 |
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58 static const struct hmac_test_case { |
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59 int num; |
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60 char *algo; |
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61 unsigned char key[128]; |
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62 unsigned long keylen; |
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63 unsigned char data[128]; |
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64 unsigned long datalen; |
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65 unsigned char digest[MAXBLOCKSIZE]; |
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66 } cases[] = { |
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67 /* |
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68 3. Test Cases for HMAC-SHA-1 |
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69 |
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70 test_case = 1 |
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71 key = 0x0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b |
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72 key_len = 20 |
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73 data = "Hi Ther 20 |
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74 digest = 0x4c1a03424b55e07fe7f27be1d58bb9324a9a5a04 |
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75 digest-96 = 0x4c1a03424b55e07fe7f27be1 |
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76 */ |
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77 { 5, "sha1", |
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78 {0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c, |
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79 0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c, |
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80 0x0c, 0x0c, 0x0c, 0x0c}, 20, |
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81 "Test With Truncation", 20, |
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82 {0x4c, 0x1a, 0x03, 0x42, 0x4b, 0x55, 0xe0, 0x7f, 0xe7, 0xf2, |
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83 0x7b, 0xe1, 0xd5, 0x8b, 0xb9, 0x32, 0x4a, 0x9a, 0x5a, 0x04} }, |
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84 |
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85 /* |
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86 test_case = 6 |
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87 key = 0xaa repeated 80 times |
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88 key_len = 80 |
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89 data = "Test Using Larger Than Block-Size Key - Hash Key First" |
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90 data_len = 54 |
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91 digest = 0xaa4ae5e15272d00e95705637ce8a3b55ed402112 |
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92 */ |
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93 { 6, "sha1", |
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94 {0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, |
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95 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, |
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96 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, |
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97 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, |
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98 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, |
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99 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, |
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100 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, |
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101 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, |
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102 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, |
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103 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa}, 80, |
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104 "Test Using Larger Than Block-Size Key - Hash Key First", 54, |
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105 {0xaa, 0x4a, 0xe5, 0xe1, 0x52, 0x72, 0xd0, 0x0e, |
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106 0x95, 0x70, 0x56, 0x37, 0xce, 0x8a, 0x3b, 0x55, |
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107 0xed, 0x40, 0x21, 0x12} }, |
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108 |
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109 /* |
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110 test_case = 7 |
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111 key = 0xaa repeated 80 times |
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112 key_len = 80 |
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113 data = "Test Using Larger Than Block-Size Key and Larger |
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114 Than One Block-Size Data" |
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115 data_len = 73 |
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116 digest = 0xe8e99d0f45237d786d6bbaa7965c7808bbff1a91 |
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117 */ |
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118 { 7, "sha1", |
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119 {0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, |
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120 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, |
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121 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, |
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122 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, |
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123 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, |
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124 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, |
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125 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, |
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126 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, |
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127 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, |
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128 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa}, 80, |
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129 "Test Using Larger Than Block-Size Key and Larger Than One Block-Size Data", 73, |
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130 {0xe8, 0xe9, 0x9d, 0x0f, 0x45, 0x23, 0x7d, 0x78, 0x6d, |
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131 0x6b, 0xba, 0xa7, 0x96, 0x5c, 0x78, 0x08, 0xbb, 0xff, 0x1a, 0x91} }, |
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132 |
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133 /* |
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134 2. Test Cases for HMAC-MD5 |
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135 |
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136 test_case = 1 |
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137 key = 0x0b 0b 0b 0b |
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138 0b 0b 0b 0b |
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139 0b 0b 0b 0b |
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140 0b 0b 0b 0b |
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141 key_len = 16 |
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142 data = "Hi There" |
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143 data_len = 8 |
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144 digest = 0x92 94 72 7a |
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145 36 38 bb 1c |
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146 13 f4 8e f8 |
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147 15 8b fc 9d |
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148 */ |
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149 { 1, "md5", |
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150 {0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, |
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151 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b}, 16, |
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152 "Hi There", 8, |
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153 {0x92, 0x94, 0x72, 0x7a, 0x36, 0x38, 0xbb, 0x1c, |
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154 0x13, 0xf4, 0x8e, 0xf8, 0x15, 0x8b, 0xfc, 0x9d} }, |
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155 /* |
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156 test_case = 2 |
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157 key = "Jefe" |
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158 key_len = 4 |
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159 data = "what do ya want for nothing?" |
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160 data_len = 28 |
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161 digest = 0x750c783e6ab0b503eaa86e310a5db738 |
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162 */ |
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163 { 2, "md5", |
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164 "Jefe", 4, |
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165 "what do ya want for nothing?", 28, |
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166 {0x75, 0x0c, 0x78, 0x3e, 0x6a, 0xb0, 0xb5, 0x03, |
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167 0xea, 0xa8, 0x6e, 0x31, 0x0a, 0x5d, 0xb7, 0x38} }, |
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168 |
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169 /* |
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170 test_case = 3 |
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171 key = 0xaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa |
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172 key_len 16 |
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173 data = 0xdd repeated 50 times |
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174 data_len = 50 |
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175 digest = 0x56be34521d144c88dbb8c733f0e8b3f6 |
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176 */ |
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177 { 3, "md5", |
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178 {0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, |
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179 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa}, 16, |
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180 {0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, |
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181 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, |
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182 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, |
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183 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, |
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184 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd}, 50, |
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185 {0x56, 0xbe, 0x34, 0x52, 0x1d, 0x14, 0x4c, 0x88, |
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186 0xdb, 0xb8, 0xc7, 0x33, 0xf0, 0xe8, 0xb3, 0xf6} }, |
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187 /* |
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188 |
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189 test_case = 4 |
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190 key = 0x0102030405060708090a0b0c0d0e0f10111213141516171819 |
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191 key_len 25 |
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192 data = 0xcd repeated 50 times |
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193 data_len = 50 |
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194 digest = 0x697eaf0aca3a3aea3a75164746ffaa79 |
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195 */ |
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196 { 4, "md5", |
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197 {0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09, 0x0a, |
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198 0x0b, 0x0c, 0x0d, 0x0e, 0x0f, 0x10, 0x11, 0x12, 0x13, 0x14, |
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199 0x15, 0x16, 0x17, 0x18, 0x19}, 25, |
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200 {0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, |
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201 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, |
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202 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, |
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203 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, |
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204 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd}, 50, |
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205 {0x69, 0x7e, 0xaf, 0x0a, 0xca, 0x3a, 0x3a, 0xea, |
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206 0x3a, 0x75, 0x16, 0x47, 0x46, 0xff, 0xaa, 0x79} }, |
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207 |
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208 |
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209 /* |
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210 |
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211 test_case = 5 |
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212 key = 0x0c0c0c0c0c0c0c0c0c0c0c0c0c0c0c0c |
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213 key_len = 16 |
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214 data = "Test With Truncation" |
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215 data_len = 20 |
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216 digest = 0x56461ef2342edc00f9bab995690efd4c |
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217 digest-96 0x56461ef2342edc00f9bab995 |
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218 */ |
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219 { 5, "md5", |
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220 {0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c, |
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221 0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c}, 16, |
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222 "Test With Truncation", 20, |
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223 {0x56, 0x46, 0x1e, 0xf2, 0x34, 0x2e, 0xdc, 0x00, |
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224 0xf9, 0xba, 0xb9, 0x95, 0x69, 0x0e, 0xfd, 0x4c} }, |
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225 |
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226 /* |
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227 |
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228 test_case = 6 |
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229 key = 0xaa repeated 80 times |
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230 key_len = 80 |
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231 data = "Test Using Larger Than Block-Size Key - Hash |
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232 Key First" |
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233 data_len = 54 |
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234 digest = 0x6b1ab7fe4bd7bf8f0b62e6ce61b9d0cd |
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235 */ |
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236 { 6, "md5", |
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237 {0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, |
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238 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, |
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239 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, |
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240 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, |
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241 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, |
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242 |
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243 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, |
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244 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, |
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245 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, |
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246 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, |
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247 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa}, 80, |
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248 "Test Using Larger Than Block-Size Key - Hash Key First", 54, |
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249 {0x6b, 0x1a, 0xb7, 0xfe, 0x4b, 0xd7, 0xbf, 0x8f, |
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250 0x0b, 0x62, 0xe6, 0xce, 0x61, 0xb9, 0xd0, 0xcd} }, |
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251 |
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252 /* |
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253 |
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254 test_case = 7 |
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255 key = 0xaa repeated 80 times |
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256 key_len = 80 |
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257 data = "Test Using Larger Than Block-Size Key and Larger |
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258 Than One Block-Size Data" |
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259 data_len = 73 |
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260 digest = 0x6f630fad67cda0ee1fb1f562db3aa53e |
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261 */ |
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262 { 7, "md5", |
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263 {0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, |
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264 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, |
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265 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, |
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266 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, |
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267 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, |
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268 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, |
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269 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, |
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270 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, |
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271 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, |
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272 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa}, 80, |
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273 "Test Using Larger Than Block-Size Key and Larger Than One Block-Size Data", 73, |
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274 {0x6f, 0x63, 0x0f, 0xad, 0x67, 0xcd, 0xa0, 0xee, |
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275 0x1f, 0xb1, 0xf5, 0x62, 0xdb, 0x3a, 0xa5, 0x3e} } |
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276 }; |
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277 |
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278 unsigned long outlen; |
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279 int err; |
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280 int tested=0,failed=0; |
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281 for(i=0; i < (int)(sizeof(cases) / sizeof(cases[0])); i++) { |
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282 int hash = find_hash(cases[i].algo); |
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283 if (hash == -1) continue; |
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284 ++tested; |
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285 outlen = sizeof(digest); |
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286 if((err = hmac_memory(hash, cases[i].key, cases[i].keylen, cases[i].data, cases[i].datalen, digest, &outlen)) != CRYPT_OK) { |
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287 #if 0 |
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288 printf("HMAC-%s test #%d, %s\n", cases[i].algo, cases[i].num, error_to_string(err)); |
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289 #endif |
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290 return err; |
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291 } |
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292 |
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293 if(memcmp(digest, cases[i].digest, (size_t)hash_descriptor[hash].hashsize) != 0) { |
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294 failed++; |
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295 #if 0 |
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296 unsigned int j; |
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297 printf("\nHMAC-%s test #%d:\n", cases[i].algo, cases[i].num); |
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298 printf( "Result: 0x"); |
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299 for(j=0; j < hash_descriptor[hash].hashsize; j++) { |
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300 printf("%2x ", digest[j]); |
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301 } |
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302 printf("\nCorrect: 0x"); |
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303 for(j=0; j < hash_descriptor[hash].hashsize; j++) { |
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304 printf("%2x ", cases[i].digest[j]); |
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305 } |
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306 printf("\n"); |
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307 return CRYPT_ERROR; |
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308 #endif |
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309 } else { |
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310 /* printf("HMAC-%s test #%d: Passed\n", cases[i].algo, cases[i].num); */ |
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311 } |
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312 } |
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313 |
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314 if (failed != 0) { |
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315 return CRYPT_FAIL_TESTVECTOR; |
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316 } else if (tested == 0) { |
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317 return CRYPT_NOP; |
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318 } else { |
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319 return CRYPT_OK; |
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320 } |
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321 #endif |
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322 } |
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323 |
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324 #endif |
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325 |
