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<div class="title">fixed_key_source.h</div> </div>
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<div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="comment">// Copyright 2016 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> </div>
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<div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="preprocessor">#ifndef MEDIA_BASE_FIXED_KEY_SOURCE_H_</span></div>
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<div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="preprocessor"></span><span class="preprocessor">#define MEDIA_BASE_FIXED_KEY_SOURCE_H_</span></div>
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<div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="preprocessor"></span></div>
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<div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="preprocessor">#include <memory></span></div>
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<div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="preprocessor">#include <string></span></div>
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<div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="preprocessor">#include <vector></span></div>
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<div class="line"><a name="l00013"></a><span class="lineno"> 13</span> </div>
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<div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="preprocessor">#include "packager/media/base/key_source.h"</span></div>
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<div class="line"><a name="l00015"></a><span class="lineno"> 15</span> </div>
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<div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="keyword">namespace </span>shaka {</div>
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<div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="keyword">namespace </span>media {</div>
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<div class="line"><a name="l00018"></a><span class="lineno"> 18</span> </div>
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<div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="comment">// Common SystemID defined by EME, which requires Key System implementations</span></div>
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<div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="comment">// supporting ISO Common Encryption to support this SystemID and format.</span></div>
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<div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="comment">// https://goo.gl/kUv2Xd</span></div>
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<div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="keyword">const</span> uint8_t kCommonSystemId[] = {0x10, 0x77, 0xef, 0xec, 0xc0, 0xb2,</div>
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<div class="line"><a name="l00023"></a><span class="lineno"> 23</span>  0x4d, 0x02, 0xac, 0xe3, 0x3c, 0x1e,</div>
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<div class="line"><a name="l00024"></a><span class="lineno"> 24</span>  0x52, 0xe2, 0xfb, 0x4b};</div>
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<div class="line"><a name="l00025"></a><span class="lineno"> 25</span> </div>
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<div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="comment">// Unofficial fairplay system id extracted from</span></div>
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<div class="line"><a name="l00027"></a><span class="lineno"> 27</span> <span class="comment">// https://forums.developer.apple.com/thread/6185.</span></div>
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<div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="keyword">const</span> uint8_t kFairplaySystemId[] = {0x29, 0x70, 0x1F, 0xE4, 0x3C, 0xC7,</div>
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<div class="line"><a name="l00029"></a><span class="lineno"> 29</span>  0x4A, 0x34, 0x8C, 0x5B, 0xAE, 0x90,</div>
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<div class="line"><a name="l00030"></a><span class="lineno"> 30</span>  0xC7, 0x43, 0x9A, 0x47};</div>
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<div class="line"><a name="l00031"></a><span class="lineno"> 31</span> </div>
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<div class="line"><a name="l00033"></a><span class="lineno"><a class="line" href="../../d0/dac/classshaka_1_1media_1_1FixedKeySource.html"> 33</a></span> <span class="keyword">class </span><a class="code" href="../../d0/dac/classshaka_1_1media_1_1FixedKeySource.html">FixedKeySource</a> : <span class="keyword">public</span> <a class="code" href="../../d1/d1f/classshaka_1_1media_1_1KeySource.html">KeySource</a> {</div>
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<div class="line"><a name="l00034"></a><span class="lineno"> 34</span>  <span class="keyword">public</span>:</div>
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<div class="line"><a name="l00035"></a><span class="lineno"> 35</span>  ~<a class="code" href="../../d0/dac/classshaka_1_1media_1_1FixedKeySource.html">FixedKeySource</a>() <span class="keyword">override</span>;</div>
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<div class="line"><a name="l00036"></a><span class="lineno"> 36</span> </div>
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<div class="line"><a name="l00039"></a><span class="lineno"> 39</span>  <a class="code" href="../../d2/d20/classshaka_1_1Status.html">Status</a> <a class="code" href="../../d0/dac/classshaka_1_1media_1_1FixedKeySource.html#a5cd8641873f213b826fc32e1c0026041">FetchKeys</a>(EmeInitDataType init_data_type,</div>
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<div class="line"><a name="l00040"></a><span class="lineno"> 40</span>  <span class="keyword">const</span> std::vector<uint8_t>& init_data) <span class="keyword">override</span>;</div>
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<div class="line"><a name="l00041"></a><span class="lineno"> 41</span>  <a class="code" href="../../d2/d20/classshaka_1_1Status.html">Status</a> <a class="code" href="../../d0/dac/classshaka_1_1media_1_1FixedKeySource.html#a3ebb4d8fdafa7c3e241038f1f8c0ed7b">GetKey</a>(<span class="keyword">const</span> std::string& stream_label, <a class="code" href="../../dd/dbd/structshaka_1_1media_1_1EncryptionKey.html">EncryptionKey</a>* key) <span class="keyword">override</span>;</div>
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<div class="line"><a name="l00042"></a><span class="lineno"> 42</span>  <a class="code" href="../../d2/d20/classshaka_1_1Status.html">Status</a> <a class="code" href="../../d0/dac/classshaka_1_1media_1_1FixedKeySource.html#a3ebb4d8fdafa7c3e241038f1f8c0ed7b">GetKey</a>(<span class="keyword">const</span> std::vector<uint8_t>& key_id,</div>
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<div class="line"><a name="l00043"></a><span class="lineno"> 43</span>  <a class="code" href="../../dd/dbd/structshaka_1_1media_1_1EncryptionKey.html">EncryptionKey</a>* key) <span class="keyword">override</span>;</div>
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<div class="line"><a name="l00044"></a><span class="lineno"> 44</span>  <a class="code" href="../../d2/d20/classshaka_1_1Status.html">Status</a> <a class="code" href="../../d0/dac/classshaka_1_1media_1_1FixedKeySource.html#a1161732d3310177256ff0eed1f877e38">GetCryptoPeriodKey</a>(uint32_t crypto_period_index,</div>
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<div class="line"><a name="l00045"></a><span class="lineno"> 45</span>  <span class="keyword">const</span> std::string& stream_label,</div>
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<div class="line"><a name="l00046"></a><span class="lineno"> 46</span>  <a class="code" href="../../dd/dbd/structshaka_1_1media_1_1EncryptionKey.html">EncryptionKey</a>* key) <span class="keyword">override</span>;</div>
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<div class="line"><a name="l00048"></a><span class="lineno"> 48</span> </div>
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<div class="line"><a name="l00058"></a><span class="lineno"> 58</span>  <span class="keyword">static</span> std::unique_ptr<FixedKeySource> <a class="code" href="../../d0/dac/classshaka_1_1media_1_1FixedKeySource.html#aebde54a272565d4b81a1139ea35fab63">Create</a>(</div>
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<div class="line"><a name="l00059"></a><span class="lineno"> 59</span>  <span class="keyword">const</span> std::vector<uint8_t>& key_id,</div>
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<div class="line"><a name="l00060"></a><span class="lineno"> 60</span>  <span class="keyword">const</span> std::vector<uint8_t>& key,</div>
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<div class="line"><a name="l00061"></a><span class="lineno"> 61</span>  <span class="keyword">const</span> std::vector<uint8_t>& pssh_boxes,</div>
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<div class="line"><a name="l00062"></a><span class="lineno"> 62</span>  <span class="keyword">const</span> std::vector<uint8_t>& 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="l00065"></a><span class="lineno"> 65</span>  <span class="comment">// Allow default constructor for mock key sources.</span></div>
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<div class="line"><a name="l00066"></a><span class="lineno"> 66</span>  <a class="code" href="../../d0/dac/classshaka_1_1media_1_1FixedKeySource.html">FixedKeySource</a>();</div>
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<div class="line"><a name="l00067"></a><span class="lineno"> 67</span> </div>
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<div class="line"><a name="l00068"></a><span class="lineno"> 68</span>  <span class="keyword">private</span>:</div>
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<div class="line"><a name="l00069"></a><span class="lineno"> 69</span>  <span class="keyword">explicit</span> <a class="code" href="../../d0/dac/classshaka_1_1media_1_1FixedKeySource.html">FixedKeySource</a>(std::unique_ptr<EncryptionKey> key);</div>
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<div class="line"><a name="l00070"></a><span class="lineno"> 70</span> </div>
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<div class="line"><a name="l00071"></a><span class="lineno"> 71</span>  std::unique_ptr<EncryptionKey> encryption_key_;</div>
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<div class="line"><a name="l00072"></a><span class="lineno"> 72</span> </div>
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<div class="line"><a name="l00073"></a><span class="lineno"> 73</span>  DISALLOW_COPY_AND_ASSIGN(<a class="code" href="../../d0/dac/classshaka_1_1media_1_1FixedKeySource.html">FixedKeySource</a>);</div>
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<div class="line"><a name="l00074"></a><span class="lineno"> 74</span> };</div>
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<div class="line"><a name="l00075"></a><span class="lineno"> 75</span> </div>
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<div class="line"><a name="l00076"></a><span class="lineno"> 76</span> } <span class="comment">// namespace media</span></div>
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<div class="line"><a name="l00077"></a><span class="lineno"> 77</span> } <span class="comment">// namespace shaka</span></div>
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<div class="line"><a name="l00078"></a><span class="lineno"> 78</span> </div>
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<div class="line"><a name="l00079"></a><span class="lineno"> 79</span> <span class="preprocessor">#endif // MEDIA_BASE_FIXED_KEY_SOURCE_H_</span></div>
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<div class="ttc" id="classshaka_1_1media_1_1FixedKeySource_html_a1161732d3310177256ff0eed1f877e38"><div class="ttname"><a href="../../d0/dac/classshaka_1_1media_1_1FixedKeySource.html#a1161732d3310177256ff0eed1f877e38">shaka::media::FixedKeySource::GetCryptoPeriodKey</a></div><div class="ttdeci">Status GetCryptoPeriodKey(uint32_t crypto_period_index, const std::string &stream_label, EncryptionKey *key) override</div><div class="ttdef"><b>Definition:</b> <a href="../../d3/d6b/fixed__key__source_8cc_source.html#l00046">fixed_key_source.cc:46</a></div></div>
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<div class="ttc" id="classshaka_1_1media_1_1FixedKeySource_html_a3ebb4d8fdafa7c3e241038f1f8c0ed7b"><div class="ttname"><a href="../../d0/dac/classshaka_1_1media_1_1FixedKeySource.html#a3ebb4d8fdafa7c3e241038f1f8c0ed7b">shaka::media::FixedKeySource::GetKey</a></div><div class="ttdeci">Status GetKey(const std::string &stream_label, EncryptionKey *key) override</div><div class="ttdef"><b>Definition:</b> <a href="../../d3/d6b/fixed__key__source_8cc_source.html#l00024">fixed_key_source.cc:24</a></div></div>
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<div class="ttc" id="classshaka_1_1Status_html"><div class="ttname"><a href="../../d2/d20/classshaka_1_1Status.html">shaka::Status</a></div><div class="ttdef"><b>Definition:</b> <a href="../../d1/d13/status_8h_source.html#l00110">status.h:110</a></div></div>
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<div class="ttc" id="classshaka_1_1media_1_1FixedKeySource_html_a5cd8641873f213b826fc32e1c0026041"><div class="ttname"><a href="../../d0/dac/classshaka_1_1media_1_1FixedKeySource.html#a5cd8641873f213b826fc32e1c0026041">shaka::media::FixedKeySource::FetchKeys</a></div><div class="ttdeci">Status FetchKeys(EmeInitDataType init_data_type, const std::vector< uint8_t > &init_data) override</div><div class="ttdef"><b>Definition:</b> <a href="../../d3/d6b/fixed__key__source_8cc_source.html#l00018">fixed_key_source.cc:18</a></div></div>
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<div class="ttc" id="classshaka_1_1media_1_1FixedKeySource_html"><div class="ttname"><a href="../../d0/dac/classshaka_1_1media_1_1FixedKeySource.html">shaka::media::FixedKeySource</a></div><div class="ttdoc">A key source that uses fixed keys for encryption. </div><div class="ttdef"><b>Definition:</b> <a href="../../d3/d72/fixed__key__source_8h_source.html#l00033">fixed_key_source.h:33</a></div></div>
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<div class="ttc" id="structshaka_1_1media_1_1EncryptionKey_html"><div class="ttname"><a href="../../dd/dbd/structshaka_1_1media_1_1EncryptionKey.html">shaka::media::EncryptionKey</a></div><div class="ttdef"><b>Definition:</b> <a href="../../dc/d3f/key__source_8h_source.html#l00034">key_source.h:34</a></div></div>
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<div class="ttc" id="classshaka_1_1media_1_1KeySource_html"><div class="ttname"><a href="../../d1/d1f/classshaka_1_1media_1_1KeySource.html">shaka::media::KeySource</a></div><div class="ttdoc">KeySource is responsible for encryption key acquisition. </div><div class="ttdef"><b>Definition:</b> <a href="../../dc/d3f/key__source_8h_source.html#l00045">key_source.h:45</a></div></div>
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<div class="ttc" id="classshaka_1_1media_1_1FixedKeySource_html_aebde54a272565d4b81a1139ea35fab63"><div class="ttname"><a href="../../d0/dac/classshaka_1_1media_1_1FixedKeySource.html#aebde54a272565d4b81a1139ea35fab63">shaka::media::FixedKeySource::Create</a></div><div class="ttdeci">static std::unique_ptr< FixedKeySource > Create(const std::vector< uint8_t > &key_id, const std::vector< uint8_t > &key, const std::vector< uint8_t > &pssh_boxes, const std::vector< uint8_t > &iv)</div><div class="ttdef"><b>Definition:</b> <a href="../../d3/d6b/fixed__key__source_8cc_source.html#l00078">fixed_key_source.cc:78</a></div></div>
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