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<div class="title">aes_encryptor.h</div> </div>
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<div class="contents">
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<div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="comment">// Copyright 2014 Google Inc. All rights reserved.</span></div>
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<div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="comment">//</span></div>
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<div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment">// Use of this source code is governed by a BSD-style</span></div>
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<div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment">// license that can be found in the LICENSE file or at</span></div>
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<div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment">// https://developers.google.com/open-source/licenses/bsd</span></div>
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<div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="comment">//</span></div>
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<div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment">// AES Encryptor implementation using openssl.</span></div>
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<div class="line"><a name="l00008"></a><span class="lineno"> 8</span> </div>
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<div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="preprocessor">#ifndef MEDIA_BASE_AES_ENCRYPTOR_H_</span></div>
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<div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="preprocessor"></span><span class="preprocessor">#define MEDIA_BASE_AES_ENCRYPTOR_H_</span></div>
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<div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="preprocessor"></span></div>
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<div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="preprocessor">#include <string></span></div>
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<div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="preprocessor">#include <vector></span></div>
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<div class="line"><a name="l00014"></a><span class="lineno"> 14</span> </div>
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<div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="preprocessor">#include "packager/base/memory/scoped_ptr.h"</span></div>
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<div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="preprocessor">#include "packager/base/stl_util.h"</span></div>
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<div class="line"><a name="l00017"></a><span class="lineno"> 17</span> </div>
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<div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="keyword">struct </span>aes_key_st;</div>
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<div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="keyword">typedef</span> <span class="keyword">struct </span>aes_key_st AES_KEY;</div>
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<div class="line"><a name="l00020"></a><span class="lineno"> 20</span> </div>
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<div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="keyword">namespace </span>edash_packager {</div>
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<div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="keyword">namespace </span>media {</div>
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<div class="line"><a name="l00023"></a><span class="lineno"> 23</span> </div>
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<div class="line"><a name="l00024"></a><span class="lineno"><a class="line" href="../../dc/d92/classedash__packager_1_1media_1_1AesEncryptor.html"> 24</a></span> <span class="keyword">class </span><a class="code" href="../../dc/d92/classedash__packager_1_1media_1_1AesEncryptor.html">AesEncryptor</a> {</div>
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<div class="line"><a name="l00025"></a><span class="lineno"> 25</span>  <span class="keyword">public</span>:</div>
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<div class="line"><a name="l00026"></a><span class="lineno"> 26</span>  <a class="code" href="../../dc/d92/classedash__packager_1_1media_1_1AesEncryptor.html">AesEncryptor</a>();</div>
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<div class="line"><a name="l00027"></a><span class="lineno"> 27</span>  <span class="keyword">virtual</span> ~<a class="code" href="../../dc/d92/classedash__packager_1_1media_1_1AesEncryptor.html">AesEncryptor</a>();</div>
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<div class="line"><a name="l00028"></a><span class="lineno"> 28</span> </div>
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<div class="line"><a name="l00032"></a><span class="lineno"> 32</span>  <span class="keywordtype">bool</span> <a class="code" href="../../dc/d92/classedash__packager_1_1media_1_1AesEncryptor.html#a49631d3d3d834bf7d78e0d51d7b33651">InitializeWithRandomIv</a>(<span class="keyword">const</span> std::vector<uint8_t>& key,</div>
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<div class="line"><a name="l00033"></a><span class="lineno"> 33</span>  uint8_t iv_size);</div>
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<div class="line"><a name="l00034"></a><span class="lineno"> 34</span> </div>
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<div class="line"><a name="l00037"></a><span class="lineno"> 37</span>  <span class="keywordtype">bool</span> <a class="code" href="../../dc/d92/classedash__packager_1_1media_1_1AesEncryptor.html#aa62b508ead94c483e2186e30da442faa">InitializeWithIv</a>(<span class="keyword">const</span> std::vector<uint8_t>& key,</div>
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<div class="line"><a name="l00038"></a><span class="lineno"> 38</span>  <span class="keyword">const</span> std::vector<uint8_t>& <a class="code" href="../../dc/d92/classedash__packager_1_1media_1_1AesEncryptor.html#a741ad288803fc1c609dcc574ef797280">iv</a>);</div>
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<div class="line"><a name="l00039"></a><span class="lineno"> 39</span> </div>
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<div class="line"><a name="l00042"></a><span class="lineno"> 42</span>  <span class="keywordtype">bool</span> Encrypt(<span class="keyword">const</span> std::vector<uint8_t>& plaintext,</div>
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<div class="line"><a name="l00043"></a><span class="lineno"> 43</span>  std::vector<uint8_t>* ciphertext);</div>
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<div class="line"><a name="l00044"></a><span class="lineno"> 44</span>  <span class="keywordtype">bool</span> Encrypt(<span class="keyword">const</span> std::string& plaintext, std::string* ciphertext);</div>
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<div class="line"><a name="l00045"></a><span class="lineno"> 45</span>  <span class="keywordtype">bool</span> Encrypt(<span class="keyword">const</span> uint8_t* plaintext,</div>
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<div class="line"><a name="l00046"></a><span class="lineno"> 46</span>  <span class="keywordtype">size_t</span> plaintext_size,</div>
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<div class="line"><a name="l00047"></a><span class="lineno"> 47</span>  uint8_t* ciphertext) {</div>
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<div class="line"><a name="l00048"></a><span class="lineno"> 48</span>  <span class="keywordflow">return</span> <a class="code" href="../../dc/d92/classedash__packager_1_1media_1_1AesEncryptor.html#ad71d9a5010d0855037af761ad2389ab0">EncryptInternal</a>(plaintext, plaintext_size, ciphertext);</div>
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<div class="line"><a name="l00049"></a><span class="lineno"> 49</span>  }</div>
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<div class="line"><a name="l00051"></a><span class="lineno"> 51</span> </div>
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<div class="line"><a name="l00055"></a><span class="lineno"> 55</span>  <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="../../dc/d92/classedash__packager_1_1media_1_1AesEncryptor.html#a23724f4f7a8a94599ced13878af59d51">UpdateIv</a>() = 0;</div>
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<div class="line"><a name="l00056"></a><span class="lineno"> 56</span> </div>
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<div class="line"><a name="l00059"></a><span class="lineno"> 59</span>  <span class="keyword">virtual</span> <span class="keywordtype">bool</span> <a class="code" href="../../dc/d92/classedash__packager_1_1media_1_1AesEncryptor.html#a90d1ed31ee6c25dd0b27cb48c1366699">SetIv</a>(<span class="keyword">const</span> std::vector<uint8_t>& iv) = 0;</div>
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<div class="line"><a name="l00060"></a><span class="lineno"> 60</span> </div>
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<div class="line"><a name="l00062"></a><span class="lineno"><a class="line" href="../../dc/d92/classedash__packager_1_1media_1_1AesEncryptor.html#a741ad288803fc1c609dcc574ef797280"> 62</a></span>  <span class="keyword">const</span> std::vector<uint8_t>& <a class="code" href="../../dc/d92/classedash__packager_1_1media_1_1AesEncryptor.html#a741ad288803fc1c609dcc574ef797280">iv</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> iv_; }</div>
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<div class="line"><a name="l00063"></a><span class="lineno"> 63</span> </div>
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<div class="line"><a name="l00064"></a><span class="lineno"> 64</span>  <span class="keyword">protected</span>:</div>
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<div class="line"><a name="l00070"></a><span class="lineno"> 70</span>  <span class="keyword">virtual</span> <span class="keywordtype">bool</span> <a class="code" href="../../dc/d92/classedash__packager_1_1media_1_1AesEncryptor.html#ad71d9a5010d0855037af761ad2389ab0">EncryptInternal</a>(<span class="keyword">const</span> uint8_t* plaintext,</div>
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<div class="line"><a name="l00071"></a><span class="lineno"> 71</span>  <span class="keywordtype">size_t</span> plaintext_size,</div>
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<div class="line"><a name="l00072"></a><span class="lineno"> 72</span>  uint8_t* ciphertext) = 0;</div>
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<div class="line"><a name="l00075"></a><span class="lineno"> 75</span>  <span class="keyword">virtual</span> <span class="keywordtype">size_t</span> <a class="code" href="../../dc/d92/classedash__packager_1_1media_1_1AesEncryptor.html#a36022a2b0a3c89222030a2d8d8d5dfff">NumPaddingBytes</a>(<span class="keywordtype">size_t</span> size) <span class="keyword">const</span> = 0;</div>
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<div class="line"><a name="l00076"></a><span class="lineno"> 76</span> </div>
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<div class="line"><a name="l00077"></a><span class="lineno"> 77</span>  <span class="keywordtype">void</span> set_iv(<span class="keyword">const</span> std::vector<uint8_t>& iv) { iv_ = <a class="code" href="../../dc/d92/classedash__packager_1_1media_1_1AesEncryptor.html#a741ad288803fc1c609dcc574ef797280">iv</a>; }</div>
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<div class="line"><a name="l00078"></a><span class="lineno"> 78</span>  AES_KEY* aes_key()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> aes_key_.get(); }</div>
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<div class="line"><a name="l00079"></a><span class="lineno"> 79</span> </div>
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<div class="line"><a name="l00080"></a><span class="lineno"> 80</span>  <span class="keyword">private</span>:</div>
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<div class="line"><a name="l00081"></a><span class="lineno"> 81</span>  <span class="comment">// Initialization vector, with size 8 or 16.</span></div>
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<div class="line"><a name="l00082"></a><span class="lineno"> 82</span>  std::vector<uint8_t> iv_;</div>
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<div class="line"><a name="l00083"></a><span class="lineno"> 83</span>  <span class="comment">// Openssl AES_KEY.</span></div>
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<div class="line"><a name="l00084"></a><span class="lineno"> 84</span>  scoped_ptr<AES_KEY> aes_key_;</div>
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<div class="line"><a name="l00085"></a><span class="lineno"> 85</span> </div>
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<div class="line"><a name="l00086"></a><span class="lineno"> 86</span>  DISALLOW_COPY_AND_ASSIGN(AesEncryptor);</div>
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<div class="line"><a name="l00087"></a><span class="lineno"> 87</span> };</div>
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<div class="line"><a name="l00088"></a><span class="lineno"> 88</span> </div>
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<div class="line"><a name="l00089"></a><span class="lineno"> 89</span> <span class="comment">// Class which implements AES-CTR counter-mode encryption.</span></div>
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<div class="line"><a name="l00090"></a><span class="lineno"><a class="line" href="../../dd/d79/classedash__packager_1_1media_1_1AesCtrEncryptor.html"> 90</a></span> <span class="keyword">class </span><a class="code" href="../../dd/d79/classedash__packager_1_1media_1_1AesCtrEncryptor.html">AesCtrEncryptor</a> : <span class="keyword">public</span> <a class="code" href="../../dc/d92/classedash__packager_1_1media_1_1AesEncryptor.html">AesEncryptor</a> {</div>
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<div class="line"><a name="l00091"></a><span class="lineno"> 91</span>  <span class="keyword">public</span>:</div>
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<div class="line"><a name="l00092"></a><span class="lineno"> 92</span>  <a class="code" href="../../dd/d79/classedash__packager_1_1media_1_1AesCtrEncryptor.html">AesCtrEncryptor</a>();</div>
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<div class="line"><a name="l00093"></a><span class="lineno"> 93</span>  ~<a class="code" href="../../dd/d79/classedash__packager_1_1media_1_1AesCtrEncryptor.html">AesCtrEncryptor</a>() <span class="keyword">override</span>;</div>
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<div class="line"><a name="l00094"></a><span class="lineno"> 94</span> </div>
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<div class="line"><a name="l00101"></a><span class="lineno"> 101</span>  <span class="keywordtype">void</span> <a class="code" href="../../dd/d79/classedash__packager_1_1media_1_1AesCtrEncryptor.html#a27cc6076b6f5edd8c096753ae157a1db">UpdateIv</a>() <span class="keyword">override</span>;</div>
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<div class="line"><a name="l00102"></a><span class="lineno"> 102</span> </div>
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<div class="line"><a name="l00103"></a><span class="lineno"> 103</span>  <span class="keywordtype">bool</span> <a class="code" href="../../dd/d79/classedash__packager_1_1media_1_1AesCtrEncryptor.html#ac70e6553917ad948fb2c18101de0f8d9">SetIv</a>(<span class="keyword">const</span> std::vector<uint8_t>& iv) <span class="keyword">override</span>;</div>
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<div class="line"><a name="l00105"></a><span class="lineno"> 105</span> </div>
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<div class="line"><a name="l00106"></a><span class="lineno"> 106</span>  uint32_t block_offset()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> block_offset_; }</div>
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<div class="line"><a name="l00107"></a><span class="lineno"> 107</span> </div>
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<div class="line"><a name="l00108"></a><span class="lineno"> 108</span>  <span class="keyword">protected</span>:</div>
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<div class="line"><a name="l00109"></a><span class="lineno"> 109</span>  <span class="keywordtype">bool</span> <a class="code" href="../../dd/d79/classedash__packager_1_1media_1_1AesCtrEncryptor.html#a27d2771e7d776085e146cf515f2fb074">EncryptInternal</a>(<span class="keyword">const</span> uint8_t* plaintext,</div>
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<div class="line"><a name="l00110"></a><span class="lineno"> 110</span>  <span class="keywordtype">size_t</span> plaintext_size,</div>
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<div class="line"><a name="l00111"></a><span class="lineno"> 111</span>  uint8_t* ciphertext) <span class="keyword">override</span>;</div>
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<div class="line"><a name="l00112"></a><span class="lineno"> 112</span>  <span class="keywordtype">size_t</span> <a class="code" href="../../dd/d79/classedash__packager_1_1media_1_1AesCtrEncryptor.html#a7cf8a785b54dfbc8960ad50ed4d8844d">NumPaddingBytes</a>(<span class="keywordtype">size_t</span> size) <span class="keyword">const override</span>;</div>
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<div class="line"><a name="l00113"></a><span class="lineno"> 113</span> </div>
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<div class="line"><a name="l00114"></a><span class="lineno"> 114</span>  <span class="keyword">private</span>:</div>
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<div class="line"><a name="l00115"></a><span class="lineno"> 115</span>  <span class="comment">// Current block offset.</span></div>
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<div class="line"><a name="l00116"></a><span class="lineno"> 116</span>  uint32_t block_offset_;</div>
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<div class="line"><a name="l00117"></a><span class="lineno"> 117</span>  <span class="comment">// Current AES-CTR counter.</span></div>
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<div class="line"><a name="l00118"></a><span class="lineno"> 118</span>  std::vector<uint8_t> counter_;</div>
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<div class="line"><a name="l00119"></a><span class="lineno"> 119</span>  <span class="comment">// Encrypted counter.</span></div>
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<div class="line"><a name="l00120"></a><span class="lineno"> 120</span>  std::vector<uint8_t> encrypted_counter_;</div>
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<div class="line"><a name="l00121"></a><span class="lineno"> 121</span>  <span class="comment">// Keep track of whether the counter has overflowed.</span></div>
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<div class="line"><a name="l00122"></a><span class="lineno"> 122</span>  <span class="keywordtype">bool</span> counter_overflow_;</div>
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<div class="line"><a name="l00123"></a><span class="lineno"> 123</span> </div>
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<div class="line"><a name="l00124"></a><span class="lineno"> 124</span>  DISALLOW_COPY_AND_ASSIGN(<a class="code" href="../../dd/d79/classedash__packager_1_1media_1_1AesCtrEncryptor.html">AesCtrEncryptor</a>);</div>
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<div class="line"><a name="l00125"></a><span class="lineno"> 125</span> };</div>
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<div class="line"><a name="l00126"></a><span class="lineno"> 126</span> </div>
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<div class="line"><a name="l00127"></a><span class="lineno"> 127</span> <span class="keyword">enum</span> CbcPaddingScheme {</div>
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<div class="line"><a name="l00128"></a><span class="lineno"> 128</span>  kNoPadding,</div>
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<div class="line"><a name="l00129"></a><span class="lineno"> 129</span>  kPkcs5Padding,</div>
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<div class="line"><a name="l00130"></a><span class="lineno"> 130</span>  kCtsPadding,</div>
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<div class="line"><a name="l00131"></a><span class="lineno"> 131</span> };</div>
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<div class="line"><a name="l00132"></a><span class="lineno"> 132</span> </div>
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<div class="line"><a name="l00133"></a><span class="lineno"> 133</span> <span class="keyword">const</span> <span class="keywordtype">bool</span> kChainAcrossCalls = <span class="keyword">true</span>;</div>
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<div class="line"><a name="l00134"></a><span class="lineno"> 134</span> </div>
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<div class="line"><a name="l00135"></a><span class="lineno"> 135</span> <span class="comment">// Class which implements AES-CBC (Cipher block chaining) encryption.</span></div>
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<div class="line"><a name="l00136"></a><span class="lineno"><a class="line" href="../../da/d7f/classedash__packager_1_1media_1_1AesCbcEncryptor.html"> 136</a></span> <span class="keyword">class </span><a class="code" href="../../da/d7f/classedash__packager_1_1media_1_1AesCbcEncryptor.html">AesCbcEncryptor</a> : <span class="keyword">public</span> <a class="code" href="../../dc/d92/classedash__packager_1_1media_1_1AesEncryptor.html">AesEncryptor</a> {</div>
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<div class="line"><a name="l00137"></a><span class="lineno"> 137</span>  <span class="keyword">public</span>:</div>
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<div class="line"><a name="l00143"></a><span class="lineno"> 143</span>  <a class="code" href="../../da/d7f/classedash__packager_1_1media_1_1AesCbcEncryptor.html#a36366598b1550470f167bec1ee0ff640">AesCbcEncryptor</a>(CbcPaddingScheme padding_scheme, <span class="keywordtype">bool</span> chain_across_calls);</div>
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<div class="line"><a name="l00144"></a><span class="lineno"> 144</span>  ~<a class="code" href="../../da/d7f/classedash__packager_1_1media_1_1AesCbcEncryptor.html">AesCbcEncryptor</a>() <span class="keyword">override</span>;</div>
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<div class="line"><a name="l00145"></a><span class="lineno"> 145</span> </div>
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<div class="line"><a name="l00148"></a><span class="lineno"> 148</span>  <span class="keywordtype">void</span> <a class="code" href="../../da/d7f/classedash__packager_1_1media_1_1AesCbcEncryptor.html#ac075650788539c041b465aff6356a2b9">UpdateIv</a>() <span class="keyword">override</span>;</div>
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<div class="line"><a name="l00149"></a><span class="lineno"> 149</span> </div>
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<div class="line"><a name="l00150"></a><span class="lineno"> 150</span>  <span class="keywordtype">bool</span> <a class="code" href="../../da/d7f/classedash__packager_1_1media_1_1AesCbcEncryptor.html#ab5436c698f7691f2558514088559dc7e">SetIv</a>(<span class="keyword">const</span> std::vector<uint8_t>& iv) <span class="keyword">override</span>;</div>
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<div class="line"><a name="l00152"></a><span class="lineno"> 152</span> </div>
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<div class="line"><a name="l00153"></a><span class="lineno"> 153</span>  <span class="keyword">protected</span>:</div>
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<div class="line"><a name="l00154"></a><span class="lineno"> 154</span>  <span class="keywordtype">bool</span> <a class="code" href="../../da/d7f/classedash__packager_1_1media_1_1AesCbcEncryptor.html#a6cdd9be2760a6d50aba4eff18fe6f1b7">EncryptInternal</a>(<span class="keyword">const</span> uint8_t* plaintext,</div>
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<div class="line"><a name="l00155"></a><span class="lineno"> 155</span>  <span class="keywordtype">size_t</span> plaintext_size,</div>
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<div class="line"><a name="l00156"></a><span class="lineno"> 156</span>  uint8_t* ciphertext) <span class="keyword">override</span>;</div>
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<div class="line"><a name="l00157"></a><span class="lineno"> 157</span>  <span class="keywordtype">size_t</span> <a class="code" href="../../da/d7f/classedash__packager_1_1media_1_1AesCbcEncryptor.html#a4e766c8364282bc7f7b1c0dcca9798c1">NumPaddingBytes</a>(<span class="keywordtype">size_t</span> size) <span class="keyword">const override</span>;</div>
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<div class="line"><a name="l00158"></a><span class="lineno"> 158</span> </div>
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<div class="line"><a name="l00159"></a><span class="lineno"> 159</span>  <span class="keyword">private</span>:</div>
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<div class="line"><a name="l00160"></a><span class="lineno"> 160</span>  <span class="keyword">const</span> CbcPaddingScheme padding_scheme_;</div>
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<div class="line"><a name="l00161"></a><span class="lineno"> 161</span>  <span class="keyword">const</span> <span class="keywordtype">bool</span> chain_across_calls_;</div>
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<div class="line"><a name="l00162"></a><span class="lineno"> 162</span> </div>
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<div class="line"><a name="l00163"></a><span class="lineno"> 163</span>  DISALLOW_COPY_AND_ASSIGN(<a class="code" href="../../da/d7f/classedash__packager_1_1media_1_1AesCbcEncryptor.html">AesCbcEncryptor</a>);</div>
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<div class="line"><a name="l00164"></a><span class="lineno"> 164</span> };</div>
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<div class="line"><a name="l00165"></a><span class="lineno"> 165</span> </div>
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<div class="line"><a name="l00166"></a><span class="lineno"> 166</span> } <span class="comment">// namespace media</span></div>
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<div class="line"><a name="l00167"></a><span class="lineno"> 167</span> } <span class="comment">// namespace edash_packager</span></div>
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<div class="line"><a name="l00168"></a><span class="lineno"> 168</span> </div>
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<div class="line"><a name="l00169"></a><span class="lineno"> 169</span> <span class="preprocessor">#endif // MEDIA_BASE_AES_ENCRYPTOR_H_</span></div>
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<div class="ttc" id="classedash__packager_1_1media_1_1AesCbcEncryptor_html_a6cdd9be2760a6d50aba4eff18fe6f1b7"><div class="ttname"><a href="../../da/d7f/classedash__packager_1_1media_1_1AesCbcEncryptor.html#a6cdd9be2760a6d50aba4eff18fe6f1b7">edash_packager::media::AesCbcEncryptor::EncryptInternal</a></div><div class="ttdeci">bool EncryptInternal(const uint8_t *plaintext, size_t plaintext_size, uint8_t *ciphertext) override</div><div class="ttdef"><b>Definition:</b> <a href="../../d5/da4/aes__encryptor_8cc_source.html#l00197">aes_encryptor.cc:197</a></div></div>
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<div class="ttc" id="classedash__packager_1_1media_1_1AesCbcEncryptor_html_ac075650788539c041b465aff6356a2b9"><div class="ttname"><a href="../../da/d7f/classedash__packager_1_1media_1_1AesCbcEncryptor.html#ac075650788539c041b465aff6356a2b9">edash_packager::media::AesCbcEncryptor::UpdateIv</a></div><div class="ttdeci">void UpdateIv() override</div><div class="ttdef"><b>Definition:</b> <a href="../../d5/da4/aes__encryptor_8cc_source.html#l00177">aes_encryptor.cc:177</a></div></div>
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<div class="ttc" id="classedash__packager_1_1media_1_1AesCtrEncryptor_html_a27cc6076b6f5edd8c096753ae157a1db"><div class="ttname"><a href="../../dd/d79/classedash__packager_1_1media_1_1AesCtrEncryptor.html#a27cc6076b6f5edd8c096753ae157a1db">edash_packager::media::AesCtrEncryptor::UpdateIv</a></div><div class="ttdeci">void UpdateIv() override</div><div class="ttdef"><b>Definition:</b> <a href="../../d5/da4/aes__encryptor_8cc_source.html#l00094">aes_encryptor.cc:94</a></div></div>
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<div class="ttc" id="classedash__packager_1_1media_1_1AesCtrEncryptor_html_a7cf8a785b54dfbc8960ad50ed4d8844d"><div class="ttname"><a href="../../dd/d79/classedash__packager_1_1media_1_1AesCtrEncryptor.html#a7cf8a785b54dfbc8960ad50ed4d8844d">edash_packager::media::AesCtrEncryptor::NumPaddingBytes</a></div><div class="ttdeci">size_t NumPaddingBytes(size_t size) const override</div><div class="ttdef"><b>Definition:</b> <a href="../../d5/da4/aes__encryptor_8cc_source.html#l00161">aes_encryptor.cc:161</a></div></div>
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<div class="ttc" id="classedash__packager_1_1media_1_1AesCtrEncryptor_html_ac70e6553917ad948fb2c18101de0f8d9"><div class="ttname"><a href="../../dd/d79/classedash__packager_1_1media_1_1AesCtrEncryptor.html#ac70e6553917ad948fb2c18101de0f8d9">edash_packager::media::AesCtrEncryptor::SetIv</a></div><div class="ttdeci">bool SetIv(const std::vector< uint8_t > &iv) override</div><div class="ttdef"><b>Definition:</b> <a href="../../d5/da4/aes__encryptor_8cc_source.html#l00124">aes_encryptor.cc:124</a></div></div>
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<div class="ttc" id="classedash__packager_1_1media_1_1AesEncryptor_html"><div class="ttname"><a href="../../dc/d92/classedash__packager_1_1media_1_1AesEncryptor.html">edash_packager::media::AesEncryptor</a></div><div class="ttdef"><b>Definition:</b> <a href="../../d1/df0/aes__encryptor_8h_source.html#l00024">aes_encryptor.h:24</a></div></div>
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<div class="ttc" id="classedash__packager_1_1media_1_1AesCbcEncryptor_html_a4e766c8364282bc7f7b1c0dcca9798c1"><div class="ttname"><a href="../../da/d7f/classedash__packager_1_1media_1_1AesCbcEncryptor.html#a4e766c8364282bc7f7b1c0dcca9798c1">edash_packager::media::AesCbcEncryptor::NumPaddingBytes</a></div><div class="ttdeci">size_t NumPaddingBytes(size_t size) const override</div><div class="ttdef"><b>Definition:</b> <a href="../../d5/da4/aes__encryptor_8cc_source.html#l00261">aes_encryptor.cc:261</a></div></div>
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<div class="ttc" id="classedash__packager_1_1media_1_1AesEncryptor_html_a741ad288803fc1c609dcc574ef797280"><div class="ttname"><a href="../../dc/d92/classedash__packager_1_1media_1_1AesEncryptor.html#a741ad288803fc1c609dcc574ef797280">edash_packager::media::AesEncryptor::iv</a></div><div class="ttdeci">const std::vector< uint8_t > & iv() const </div><div class="ttdef"><b>Definition:</b> <a href="../../d1/df0/aes__encryptor_8h_source.html#l00062">aes_encryptor.h:62</a></div></div>
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<div class="ttc" id="classedash__packager_1_1media_1_1AesEncryptor_html_ad71d9a5010d0855037af761ad2389ab0"><div class="ttname"><a href="../../dc/d92/classedash__packager_1_1media_1_1AesEncryptor.html#ad71d9a5010d0855037af761ad2389ab0">edash_packager::media::AesEncryptor::EncryptInternal</a></div><div class="ttdeci">virtual bool EncryptInternal(const uint8_t *plaintext, size_t plaintext_size, uint8_t *ciphertext)=0</div></div>
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<div class="ttc" id="classedash__packager_1_1media_1_1AesCtrEncryptor_html_a27d2771e7d776085e146cf515f2fb074"><div class="ttname"><a href="../../dd/d79/classedash__packager_1_1media_1_1AesCtrEncryptor.html#a27d2771e7d776085e146cf515f2fb074">edash_packager::media::AesCtrEncryptor::EncryptInternal</a></div><div class="ttdeci">bool EncryptInternal(const uint8_t *plaintext, size_t plaintext_size, uint8_t *ciphertext) override</div><div class="ttdef"><b>Definition:</b> <a href="../../d5/da4/aes__encryptor_8cc_source.html#l00137">aes_encryptor.cc:137</a></div></div>
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<div class="ttc" id="classedash__packager_1_1media_1_1AesEncryptor_html_a23724f4f7a8a94599ced13878af59d51"><div class="ttname"><a href="../../dc/d92/classedash__packager_1_1media_1_1AesEncryptor.html#a23724f4f7a8a94599ced13878af59d51">edash_packager::media::AesEncryptor::UpdateIv</a></div><div class="ttdeci">virtual void UpdateIv()=0</div></div>
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<div class="ttc" id="classedash__packager_1_1media_1_1AesCtrEncryptor_html"><div class="ttname"><a href="../../dd/d79/classedash__packager_1_1media_1_1AesCtrEncryptor.html">edash_packager::media::AesCtrEncryptor</a></div><div class="ttdef"><b>Definition:</b> <a href="../../d1/df0/aes__encryptor_8h_source.html#l00090">aes_encryptor.h:90</a></div></div>
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<div class="ttc" id="classedash__packager_1_1media_1_1AesCbcEncryptor_html_ab5436c698f7691f2558514088559dc7e"><div class="ttname"><a href="../../da/d7f/classedash__packager_1_1media_1_1AesCbcEncryptor.html#ab5436c698f7691f2558514088559dc7e">edash_packager::media::AesCbcEncryptor::SetIv</a></div><div class="ttdeci">bool SetIv(const std::vector< uint8_t > &iv) override</div><div class="ttdef"><b>Definition:</b> <a href="../../d5/da4/aes__encryptor_8cc_source.html#l00187">aes_encryptor.cc:187</a></div></div>
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<div class="ttc" id="classedash__packager_1_1media_1_1AesCbcEncryptor_html_a36366598b1550470f167bec1ee0ff640"><div class="ttname"><a href="../../da/d7f/classedash__packager_1_1media_1_1AesCbcEncryptor.html#a36366598b1550470f167bec1ee0ff640">edash_packager::media::AesCbcEncryptor::AesCbcEncryptor</a></div><div class="ttdeci">AesCbcEncryptor(CbcPaddingScheme padding_scheme, bool chain_across_calls)</div><div class="ttdef"><b>Definition:</b> <a href="../../d5/da4/aes__encryptor_8cc_source.html#l00166">aes_encryptor.cc:166</a></div></div>
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<div class="ttc" id="classedash__packager_1_1media_1_1AesEncryptor_html_a49631d3d3d834bf7d78e0d51d7b33651"><div class="ttname"><a href="../../dc/d92/classedash__packager_1_1media_1_1AesEncryptor.html#a49631d3d3d834bf7d78e0d51d7b33651">edash_packager::media::AesEncryptor::InitializeWithRandomIv</a></div><div class="ttdeci">bool InitializeWithRandomIv(const std::vector< uint8_t > &key, uint8_t iv_size)</div><div class="ttdef"><b>Definition:</b> <a href="../../d5/da4/aes__encryptor_8cc_source.html#l00043">aes_encryptor.cc:43</a></div></div>
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<div class="ttc" id="classedash__packager_1_1media_1_1AesEncryptor_html_aa62b508ead94c483e2186e30da442faa"><div class="ttname"><a href="../../dc/d92/classedash__packager_1_1media_1_1AesEncryptor.html#aa62b508ead94c483e2186e30da442faa">edash_packager::media::AesEncryptor::InitializeWithIv</a></div><div class="ttdeci">bool InitializeWithIv(const std::vector< uint8_t > &key, const std::vector< uint8_t > &iv)</div><div class="ttdef"><b>Definition:</b> <a href="../../d5/da4/aes__encryptor_8cc_source.html#l00055">aes_encryptor.cc:55</a></div></div>
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<div class="ttc" id="classedash__packager_1_1media_1_1AesEncryptor_html_a36022a2b0a3c89222030a2d8d8d5dfff"><div class="ttname"><a href="../../dc/d92/classedash__packager_1_1media_1_1AesEncryptor.html#a36022a2b0a3c89222030a2d8d8d5dfff">edash_packager::media::AesEncryptor::NumPaddingBytes</a></div><div class="ttdeci">virtual size_t NumPaddingBytes(size_t size) const =0</div></div>
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<div class="ttc" id="classedash__packager_1_1media_1_1AesCbcEncryptor_html"><div class="ttname"><a href="../../da/d7f/classedash__packager_1_1media_1_1AesCbcEncryptor.html">edash_packager::media::AesCbcEncryptor</a></div><div class="ttdef"><b>Definition:</b> <a href="../../d1/df0/aes__encryptor_8h_source.html#l00136">aes_encryptor.h:136</a></div></div>
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<div class="ttc" id="classedash__packager_1_1media_1_1AesEncryptor_html_a90d1ed31ee6c25dd0b27cb48c1366699"><div class="ttname"><a href="../../dc/d92/classedash__packager_1_1media_1_1AesEncryptor.html#a90d1ed31ee6c25dd0b27cb48c1366699">edash_packager::media::AesEncryptor::SetIv</a></div><div class="ttdeci">virtual bool SetIv(const std::vector< uint8_t > &iv)=0</div></div>
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