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<a href="aes_8h.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="comment">/*</span></div><div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="comment"> ---------------------------------------------------------------------------</span></div><div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment"> Copyright (c) 1998-2008, Brian Gladman, Worcester, UK. All rights reserved.</span></div><div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment"></span></div><div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment"> LICENSE TERMS</span></div><div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="comment"></span></div><div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment"> The redistribution and use of this software (with or without changes)</span></div><div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="comment"> is allowed without the payment of fees or royalties provided that:</span></div><div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="comment"></span></div><div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="comment"> 1. source code distributions include the above copyright notice, this</span></div><div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="comment"> list of conditions and the following disclaimer;</span></div><div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="comment"></span></div><div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="comment"> 2. binary distributions include the above copyright notice, this list</span></div><div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="comment"> of conditions and the following disclaimer in their documentation;</span></div><div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="comment"></span></div><div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="comment"> 3. the name of the copyright holder is not used to endorse products</span></div><div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="comment"> built using this software without specific written permission.</span></div><div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="comment"></span></div><div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="comment"> DISCLAIMER</span></div><div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="comment"></span></div><div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="comment"> This software is provided 'as is' with no explicit or implied warranties</span></div><div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="comment"> in respect of its properties, including, but not limited to, correctness</span></div><div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="comment"> and/or fitness for purpose.</span></div><div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="comment"> ---------------------------------------------------------------------------</span></div><div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="comment"> Issue 09/09/2006</span></div><div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="comment"></span></div><div class="line"><a name="l00027"></a><span class="lineno"> 27</span> <span class="comment"> This is an AES implementation that uses only 8-bit byte operations on the</span></div><div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="comment"> cipher state.</span></div><div class="line"><a name="l00029"></a><span class="lineno"> 29</span> <span class="comment"> */</span></div><div class="line"><a name="l00034"></a><span class="lineno"> 34</span> <span class="preprocessor">#ifndef AES_H</span></div><div class="line"><a name="l00035"></a><span class="lineno"> 35</span> <span class="preprocessor">#define AES_H</span></div><div class="line"><a name="l00036"></a><span class="lineno"> 36</span> </div><div class="line"><a name="l00037"></a><span class="lineno"> 37</span> <span class="preprocessor">#if 1</span></div><div class="line"><a name="l00038"></a><span class="lineno"><a class="line" href="aes_8h.html#ae0288db3791855c74ec47f875ba3f131"> 38</a></span> <span class="preprocessor"># define AES_ENC_PREKEYED </span><span class="comment">/* AES encryption with a precomputed key schedule */</span><span class="preprocessor"></span></div><div class="line"><a name="l00039"></a><span class="lineno"> 39</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00040"></a><span class="lineno"> 40</span> <span class="preprocessor">#if 0</span></div><div class="line"><a name="l00041"></a><span class="lineno"> 41</span> <span class="preprocessor"># define AES_DEC_PREKEYED </span><span class="comment">/* AES decryption with a precomputed key schedule */</span><span class="preprocessor"></span></div><div class="line"><a name="l00042"></a><span class="lineno"> 42</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00043"></a><span class="lineno"> 43</span> <span class="preprocessor">#if 0</span></div><div class="line"><a name="l00044"></a><span class="lineno"> 44</span> <span class="preprocessor"># define AES_ENC_128_OTFK </span><span class="comment">/* AES encryption with 'on the fly' 128 bit keying */</span><span class="preprocessor"></span></div><div class="line"><a name="l00045"></a><span class="lineno"> 45</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00046"></a><span class="lineno"> 46</span> <span class="preprocessor">#if 0</span></div><div class="line"><a name="l00047"></a><span class="lineno"> 47</span> <span class="preprocessor"># define AES_DEC_128_OTFK </span><span class="comment">/* AES decryption with 'on the fly' 128 bit keying */</span><span class="preprocessor"></span></div><div class="line"><a name="l00048"></a><span class="lineno"> 48</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00049"></a><span class="lineno"> 49</span> <span class="preprocessor">#if 0</span></div><div class="line"><a name="l00050"></a><span class="lineno"> 50</span> <span class="preprocessor"># define AES_ENC_256_OTFK </span><span class="comment">/* AES encryption with 'on the fly' 256 bit keying */</span><span class="preprocessor"></span></div><div class="line"><a name="l00051"></a><span class="lineno"> 51</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00052"></a><span class="lineno"> 52</span> <span class="preprocessor">#if 0</span></div><div class="line"><a name="l00053"></a><span class="lineno"> 53</span> <span class="preprocessor"># define AES_DEC_256_OTFK </span><span class="comment">/* AES decryption with 'on the fly' 256 bit keying */</span><span class="preprocessor"></span></div><div class="line"><a name="l00054"></a><span class="lineno"> 54</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00055"></a><span class="lineno"> 55</span> </div><div class="line"><a name="l00056"></a><span class="lineno"><a class="line" href="aes_8h.html#a397e692f15f1a68ad71f333267f94f89"> 56</a></span> <span class="preprocessor">#define N_ROW 4</span></div><div class="line"><a name="l00057"></a><span class="lineno"><a class="line" href="aes_8h.html#aa1ca982cd5aa9c974edfddab55fb994b"> 57</a></span> <span class="preprocessor">#define N_COL 4</span></div><div class="line"><a name="l00058"></a><span class="lineno"><a class="line" href="aes_8h.html#a64c8b1a34c03210cc4c214735bb4f186"> 58</a></span> <span class="preprocessor">#define N_BLOCK (N_ROW * N_COL)</span></div><div class="line"><a name="l00059"></a><span class="lineno"><a class="line" href="aes_8h.html#af8b900ecc3a113f2aed001ac9e1cb11e"> 59</a></span> <span class="preprocessor">#define N_MAX_ROUNDS 14</span></div><div class="line"><a name="l00060"></a><span class="lineno"> 60</span> </div><div class="line"><a name="l00061"></a><span class="lineno"><a class="line" href="aes_8h.html#a939cc04a88913455efd7cc8fc15f80cf"> 61</a></span> <span class="keyword">typedef</span> uint8_t <a class="code" href="aes_8h.html#a939cc04a88913455efd7cc8fc15f80cf">return_type</a>;</div><div class="line"><a name="l00062"></a><span class="lineno"> 62</span> </div><div class="line"><a name="l00063"></a><span class="lineno"> 63</span> <span class="comment">/* Warning: The key length for 256 bit keys overflows a byte</span></div><div class="line"><a name="l00064"></a><span class="lineno"> 64</span> <span class="comment"> (see comment below)</span></div><div class="line"><a name="l00065"></a><span class="lineno"> 65</span> <span class="comment">*/</span></div><div class="line"><a name="l00066"></a><span class="lineno"> 66</span> </div><div class="line"><a name="l00067"></a><span class="lineno"><a class="line" href="aes_8h.html#a9bedd830746c77c108ff50ec5c704256"> 67</a></span> <span class="keyword">typedef</span> uint8_t <a class="code" href="aes_8h.html#a9bedd830746c77c108ff50ec5c704256">length_type</a>;</div><div class="line"><a name="l00068"></a><span class="lineno"> 68</span> </div><div class="line"><a name="l00069"></a><span class="lineno"><a class="line" href="structaes__context.html"> 69</a></span> <span class="keyword">typedef</span> <span class="keyword">struct</span></div><div class="line"><a name="l00070"></a><span class="lineno"><a class="line" href="structaes__context.html#ab476c78bbf83cabeb637d33c43cc35ee"> 70</a></span> { uint8_t ksch[(<a class="code" href="aes_8h.html#af8b900ecc3a113f2aed001ac9e1cb11e">N_MAX_ROUNDS</a> + 1) * <a class="code" href="aes_8h.html#a64c8b1a34c03210cc4c214735bb4f186">N_BLOCK</a>];</div><div class="line"><a name="l00071"></a><span class="lineno"><a class="line" href="structaes__context.html#ab762dfbe068d5ecc737d864d00459fa0"> 71</a></span>  uint8_t <a class="code" href="structaes__context.html#ab762dfbe068d5ecc737d864d00459fa0">rnd</a>;</div><div class="line"><a name="l00072"></a><span class="lineno"> 72</span> } <a class="code" href="structaes__context.html">aes_context</a>;</div><div class="line"><a name="l00073"></a><span class="lineno"> 73</span> </div><div class="line"><a name="l00074"></a><span class="lineno"> 74</span> <span class="comment">/* The following calls are for a precomputed key schedule</span></div><div class="line"><a name="l00075"></a><span class="lineno"> 75</span> <span class="comment"></span></div><div class="line"><a name="l00076"></a><span class="lineno"> 76</span> <span class="comment"> NOTE: If the length_type used for the key length is an</span></div><div class="line"><a name="l00077"></a><span class="lineno"> 77</span> <span class="comment"> unsigned 8-bit character, a key length of 256 bits must</span></div><div class="line"><a name="l00078"></a><span class="lineno"> 78</span> <span class="comment"> be entered as a length in bytes (valid inputs are hence</span></div><div class="line"><a name="l00079"></a><span class="lineno"> 79</span> <span class="comment"> 128, 192, 16, 24 and 32).</span></div><div class="line"><a name="l00080"></a><span class="lineno"> 80</span> <span class="comment">*/</span></div><div class="line"><a name="l00081"></a><span class="lineno"> 81</span> </div><div class="line"><a name="l00082"></a><span class="lineno"> 82</span> <span class="preprocessor">#if defined( AES_ENC_PREKEYED ) || defined( AES_DEC_PREKEYED )</span></div><div class="line"><a name="l00083"></a><span class="lineno"> 83</span> </div><div class="line"><a name="l00084"></a><span class="lineno"> 84</span> <a class="code" href="aes_8h.html#a939cc04a88913455efd7cc8fc15f80cf">return_type</a> <a class="code" href="aes_8h.html#a0ffc37ee1bbb50e7147bf6e7de5d73a1">aes_set_key</a>( <span class="keyword">const</span> uint8_t key[],</div><div class="line"><a name="l00085"></a><span class="lineno"> 85</span>  <a class="code" href="aes_8h.html#a9bedd830746c77c108ff50ec5c704256">length_type</a> keylen,</div><div class="line"><a name="l00086"></a><span class="lineno"> 86</span>  <a class="code" href="structaes__context.html">aes_context</a> ctx[1] );</div><div class="line"><a name="l00087"></a><span class="lineno"> 87</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00088"></a><span class="lineno"> 88</span> </div><div class="line"><a name="l00089"></a><span class="lineno"> 89</span> <span class="preprocessor">#if defined( AES_ENC_PREKEYED )</span></div><div class="line"><a name="l00090"></a><span class="lineno"> 90</span> </div><div class="line"><a name="l00091"></a><span class="lineno"> 91</span> <a class="code" href="aes_8h.html#a939cc04a88913455efd7cc8fc15f80cf">return_type</a> <a class="code" href="aes_8h.html#ac88fd4e9cb53f78713a8fce1a6fcffc0">aes_encrypt</a>( <span class="keyword">const</span> uint8_t in[<a class="code" href="aes_8h.html#a64c8b1a34c03210cc4c214735bb4f186">N_BLOCK</a>],</div><div class="line"><a name="l00092"></a><span class="lineno"> 92</span>  uint8_t out[<a class="code" href="aes_8h.html#a64c8b1a34c03210cc4c214735bb4f186">N_BLOCK</a>],</div><div class="line"><a name="l00093"></a><span class="lineno"> 93</span>  <span class="keyword">const</span> <a class="code" href="structaes__context.html">aes_context</a> ctx[1] );</div><div class="line"><a name="l00094"></a><span class="lineno"> 94</span> </div><div class="line"><a name="l00095"></a><span class="lineno"> 95</span> <a class="code" href="aes_8h.html#a939cc04a88913455efd7cc8fc15f80cf">return_type</a> <a class="code" href="aes_8h.html#aafdeb6720bdc985cefd83f837bbb55da">aes_cbc_encrypt</a>( <span class="keyword">const</span> uint8_t *in,</div><div class="line"><a name="l00096"></a><span class="lineno"> 96</span>  uint8_t *out,</div><div class="line"><a name="l00097"></a><span class="lineno"> 97</span>  int32_t n_block,</div><div class="line"><a name="l00098"></a><span class="lineno"> 98</span>  uint8_t iv[<a class="code" href="aes_8h.html#a64c8b1a34c03210cc4c214735bb4f186">N_BLOCK</a>],</div><div class="line"><a name="l00099"></a><span class="lineno"> 99</span>  <span class="keyword">const</span> <a class="code" href="structaes__context.html">aes_context</a> ctx[1] );</div><div class="line"><a name="l00100"></a><span class="lineno"> 100</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00101"></a><span class="lineno"> 101</span> </div><div class="line"><a name="l00102"></a><span class="lineno"> 102</span> <span class="preprocessor">#if defined( AES_DEC_PREKEYED )</span></div><div class="line"><a name="l00103"></a><span class="lineno"> 103</span> </div><div class="line"><a name="l00104"></a><span class="lineno"> 104</span> <a class="code" href="aes_8h.html#a939cc04a88913455efd7cc8fc15f80cf">return_type</a> aes_decrypt( <span class="keyword">const</span> uint8_t in[<a class="code" href="aes_8h.html#a64c8b1a34c03210cc4c214735bb4f186">N_BLOCK</a>],</div><div class="line"><a name="l00105"></a><span class="lineno"> 105</span>  uint8_t out[<a class="code" href="aes_8h.html#a64c8b1a34c03210cc4c214735bb4f186">N_BLOCK</a>],</div><div class="line"><a name="l00106"></a><span class="lineno"> 106</span>  <span class="keyword">const</span> <a class="code" href="structaes__context.html">aes_context</a> ctx[1] );</div><div class="line"><a name="l00107"></a><span class="lineno"> 107</span> </div><div class="line"><a name="l00108"></a><span class="lineno"> 108</span> <a class="code" href="aes_8h.html#a939cc04a88913455efd7cc8fc15f80cf">return_type</a> aes_cbc_decrypt( <span class="keyword">const</span> uint8_t *in,</div><div class="line"><a name="l00109"></a><span class="lineno"> 109</span>  uint8_t *out,</div><div class="line"><a name="l00110"></a><span class="lineno"> 110</span>  int32_t n_block,</div><div class="line"><a name="l00111"></a><span class="lineno"> 111</span>  uint8_t iv[<a class="code" href="aes_8h.html#a64c8b1a34c03210cc4c214735bb4f186">N_BLOCK</a>],</div><div class="line"><a name="l00112"></a><span class="lineno"> 112</span>  <span class="keyword">const</span> <a class="code" href="structaes__context.html">aes_context</a> ctx[1] );</div><div class="line"><a name="l00113"></a><span class="lineno"> 113</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00114"></a><span class="lineno"> 114</span> </div><div class="line"><a name="l00115"></a><span class="lineno"> 115</span> <span class="comment">/* The following calls are for 'on the fly' keying. In this case the</span></div><div class="line"><a name="l00116"></a><span class="lineno"> 116</span> <span class="comment"> encryption and decryption keys are different.</span></div><div class="line"><a name="l00117"></a><span class="lineno"> 117</span> <span class="comment"></span></div><div class="line"><a name="l00118"></a><span class="lineno"> 118</span> <span class="comment"> The encryption subroutines take a key in an array of bytes in</span></div><div class="line"><a name="l00119"></a><span class="lineno"> 119</span> <span class="comment"> key[L] where L is 16, 24 or 32 bytes for key lengths of 128,</span></div><div class="line"><a name="l00120"></a><span class="lineno"> 120</span> <span class="comment"> 192, and 256 bits respectively. They then encrypts the input</span></div><div class="line"><a name="l00121"></a><span class="lineno"> 121</span> <span class="comment"> data, in[] with this key and put the reult in the output array</span></div><div class="line"><a name="l00122"></a><span class="lineno"> 122</span> <span class="comment"> out[]. In addition, the second key array, o_key[L], is used</span></div><div class="line"><a name="l00123"></a><span class="lineno"> 123</span> <span class="comment"> to output the key that is needed by the decryption subroutine</span></div><div class="line"><a name="l00124"></a><span class="lineno"> 124</span> <span class="comment"> to reverse the encryption operation. The two key arrays can</span></div><div class="line"><a name="l00125"></a><span class="lineno"> 125</span> <span class="comment"> be the same array but in this case the original key will be</span></div><div class="line"><a name="l00126"></a><span class="lineno"> 126</span> <span class="comment"> overwritten.</span></div><div class="line"><a name="l00127"></a><span class="lineno"> 127</span> <span class="comment"></span></div><div class="line"><a name="l00128"></a><span class="lineno"> 128</span> <span class="comment"> In the same way, the decryption subroutines output keys that</span></div><div class="line"><a name="l00129"></a><span class="lineno"> 129</span> <span class="comment"> can be used to reverse their effect when used for encryption.</span></div><div class="line"><a name="l00130"></a><span class="lineno"> 130</span> <span class="comment"></span></div><div class="line"><a name="l00131"></a><span class="lineno"> 131</span> <span class="comment"> Only 128 and 256 bit keys are supported in these 'on the fly'</span></div><div class="line"><a name="l00132"></a><span class="lineno"> 132</span> <span class="comment"> modes.</span></div><div class="line"><a name="l00133"></a><span class="lineno"> 133</span> <span class="comment">*/</span></div><div class="line"><a name="l00134"></a><span class="lineno"> 134</span> </div><div class="line"><a name="l00135"></a><span class="lineno"> 135</span> <span class="preprocessor">#if defined( AES_ENC_128_OTFK )</span></div><div class="line"><a name="l00136"></a><span class="lineno"> 136</span> <span class="keywordtype">void</span> aes_encrypt_128( <span class="keyword">const</span> uint8_t in[<a class="code" href="aes_8h.html#a64c8b1a34c03210cc4c214735bb4f186">N_BLOCK</a>],</div><div class="line"><a name="l00137"></a><span class="lineno"> 137</span>  uint8_t out[<a class="code" href="aes_8h.html#a64c8b1a34c03210cc4c214735bb4f186">N_BLOCK</a>],</div><div class="line"><a name="l00138"></a><span class="lineno"> 138</span>  <span class="keyword">const</span> uint8_t key[<a class="code" href="aes_8h.html#a64c8b1a34c03210cc4c214735bb4f186">N_BLOCK</a>],</div><div class="line"><a name="l00139"></a><span class="lineno"> 139</span>  uint8_t o_key[<a class="code" href="aes_8h.html#a64c8b1a34c03210cc4c214735bb4f186">N_BLOCK</a>] );</div><div class="line"><a name="l00140"></a><span class="lineno"> 140</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00141"></a><span class="lineno"> 141</span> </div><div class="line"><a name="l00142"></a><span class="lineno"> 142</span> <span class="preprocessor">#if defined( AES_DEC_128_OTFK )</span></div><div class="line"><a name="l00143"></a><span class="lineno"> 143</span> <span class="keywordtype">void</span> aes_decrypt_128( <span class="keyword">const</span> uint8_t in[<a class="code" href="aes_8h.html#a64c8b1a34c03210cc4c214735bb4f186">N_BLOCK</a>],</div><div class="line"><a name="l00144"></a><span class="lineno"> 144</span>  uint8_t out[<a class="code" href="aes_8h.html#a64c8b1a34c03210cc4c214735bb4f186">N_BLOCK</a>],</div><div class="line"><a name="l00145"></a><span class="lineno"> 145</span>  <span class="keyword">const</span> uint8_t key[<a class="code" href="aes_8h.html#a64c8b1a34c03210cc4c214735bb4f186">N_BLOCK</a>],</div><div class="line"><a name="l00146"></a><span class="lineno"> 146</span>  uint8_t o_key[<a class="code" href="aes_8h.html#a64c8b1a34c03210cc4c214735bb4f186">N_BLOCK</a>] );</div><div class="line"><a name="l00147"></a><span class="lineno"> 147</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00148"></a><span class="lineno"> 148</span> </div><div class="line"><a name="l00149"></a><span class="lineno"> 149</span> <span class="preprocessor">#if defined( AES_ENC_256_OTFK )</span></div><div class="line"><a name="l00150"></a><span class="lineno"> 150</span> <span class="keywordtype">void</span> aes_encrypt_256( <span class="keyword">const</span> uint8_t in[<a class="code" href="aes_8h.html#a64c8b1a34c03210cc4c214735bb4f186">N_BLOCK</a>],</div><div class="line"><a name="l00151"></a><span class="lineno"> 151</span>  uint8_t out[<a class="code" href="aes_8h.html#a64c8b1a34c03210cc4c214735bb4f186">N_BLOCK</a>],</div><div class="line"><a name="l00152"></a><span class="lineno"> 152</span>  <span class="keyword">const</span> uint8_t key[2 * <a class="code" href="aes_8h.html#a64c8b1a34c03210cc4c214735bb4f186">N_BLOCK</a>],</div><div class="line"><a name="l00153"></a><span class="lineno"> 153</span>  uint8_t o_key[2 * <a class="code" href="aes_8h.html#a64c8b1a34c03210cc4c214735bb4f186">N_BLOCK</a>] );</div><div class="line"><a name="l00154"></a><span class="lineno"> 154</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00155"></a><span class="lineno"> 155</span> </div><div class="line"><a name="l00156"></a><span class="lineno"> 156</span> <span class="preprocessor">#if defined( AES_DEC_256_OTFK )</span></div><div class="line"><a name="l00157"></a><span class="lineno"> 157</span> <span class="keywordtype">void</span> aes_decrypt_256( <span class="keyword">const</span> uint8_t in[<a class="code" href="aes_8h.html#a64c8b1a34c03210cc4c214735bb4f186">N_BLOCK</a>],</div><div class="line"><a name="l00158"></a><span class="lineno"> 158</span>  uint8_t out[<a class="code" href="aes_8h.html#a64c8b1a34c03210cc4c214735bb4f186">N_BLOCK</a>],</div><div class="line"><a name="l00159"></a><span class="lineno"> 159</span>  <span class="keyword">const</span> uint8_t key[2 * <a class="code" href="aes_8h.html#a64c8b1a34c03210cc4c214735bb4f186">N_BLOCK</a>],</div><div class="line"><a name="l00160"></a><span class="lineno"> 160</span>  uint8_t o_key[2 * <a class="code" href="aes_8h.html#a64c8b1a34c03210cc4c214735bb4f186">N_BLOCK</a>] );</div><div class="line"><a name="l00161"></a><span class="lineno"> 161</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00162"></a><span class="lineno"> 162</span> </div><div class="line"><a name="l00163"></a><span class="lineno"> 163</span> <span class="preprocessor">#endif</span></div><div class="ttc" id="structaes__context_html"><div class="ttname"><a href="structaes__context.html">aes_context</a></div><div class="ttdef"><b>Definition:</b> <a href="aes_8h_source.html#l00069">aes.h:69</a></div></div>
<div class="ttc" id="aes_8h_html_af8b900ecc3a113f2aed001ac9e1cb11e"><div class="ttname"><a href="aes_8h.html#af8b900ecc3a113f2aed001ac9e1cb11e">N_MAX_ROUNDS</a></div><div class="ttdeci">#define N_MAX_ROUNDS</div><div class="ttdef"><b>Definition:</b> <a href="aes_8h_source.html#l00059">aes.h:59</a></div></div>
<div class="ttc" id="aes_8h_html_ac88fd4e9cb53f78713a8fce1a6fcffc0"><div class="ttname"><a href="aes_8h.html#ac88fd4e9cb53f78713a8fce1a6fcffc0">aes_encrypt</a></div><div class="ttdeci">return_type aes_encrypt(const uint8_t in[N_BLOCK], uint8_t out[N_BLOCK], const aes_context ctx[1])</div><div class="ttdef"><b>Definition:</b> <a href="_mini_mouse_aes_8cpp_source.html#l00568">MiniMouseAes.cpp:568</a></div></div>
<div class="ttc" id="aes_8h_html_a939cc04a88913455efd7cc8fc15f80cf"><div class="ttname"><a href="aes_8h.html#a939cc04a88913455efd7cc8fc15f80cf">return_type</a></div><div class="ttdeci">uint8_t return_type</div><div class="ttdef"><b>Definition:</b> <a href="aes_8h_source.html#l00061">aes.h:61</a></div></div>
<div class="ttc" id="aes_8h_html_a0ffc37ee1bbb50e7147bf6e7de5d73a1"><div class="ttname"><a href="aes_8h.html#a0ffc37ee1bbb50e7147bf6e7de5d73a1">aes_set_key</a></div><div class="ttdeci">return_type aes_set_key(const uint8_t key[], length_type keylen, aes_context ctx[1])</div><div class="ttdef"><b>Definition:</b> <a href="_mini_mouse_aes_8cpp_source.html#l00513">MiniMouseAes.cpp:513</a></div></div>
<div class="ttc" id="structaes__context_html_ab762dfbe068d5ecc737d864d00459fa0"><div class="ttname"><a href="structaes__context.html#ab762dfbe068d5ecc737d864d00459fa0">aes_context::rnd</a></div><div class="ttdeci">uint8_t rnd</div><div class="ttdef"><b>Definition:</b> <a href="aes_8h_source.html#l00071">aes.h:71</a></div></div>
<div class="ttc" id="aes_8h_html_a64c8b1a34c03210cc4c214735bb4f186"><div class="ttname"><a href="aes_8h.html#a64c8b1a34c03210cc4c214735bb4f186">N_BLOCK</a></div><div class="ttdeci">#define N_BLOCK</div><div class="ttdef"><b>Definition:</b> <a href="aes_8h_source.html#l00058">aes.h:58</a></div></div>
<div class="ttc" id="aes_8h_html_a9bedd830746c77c108ff50ec5c704256"><div class="ttname"><a href="aes_8h.html#a9bedd830746c77c108ff50ec5c704256">length_type</a></div><div class="ttdeci">uint8_t length_type</div><div class="ttdef"><b>Definition:</b> <a href="aes_8h_source.html#l00067">aes.h:67</a></div></div>
<div class="ttc" id="aes_8h_html_aafdeb6720bdc985cefd83f837bbb55da"><div class="ttname"><a href="aes_8h.html#aafdeb6720bdc985cefd83f837bbb55da">aes_cbc_encrypt</a></div><div class="ttdeci">return_type aes_cbc_encrypt(const uint8_t *in, uint8_t *out, int32_t n_block, uint8_t iv[N_BLOCK], const aes_context ctx[1])</div><div class="ttdef"><b>Definition:</b> <a href="_mini_mouse_aes_8cpp_source.html#l00597">MiniMouseAes.cpp:597</a></div></div>
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