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<div class="title">widevine_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 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> </div>
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<div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="preprocessor">#ifndef MEDIA_BASE_WIDEVINE_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_WIDEVINE_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 <map></span></div>
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<div class="line"><a name="l00011"></a><span class="lineno"> 11</span> </div>
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<div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="preprocessor">#include "packager/base/memory/scoped_ptr.h"</span></div>
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<div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="preprocessor">#include "packager/base/synchronization/waitable_event.h"</span></div>
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<div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="preprocessor">#include "packager/base/values.h"</span></div>
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<div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="preprocessor">#include "packager/media/base/closure_thread.h"</span></div>
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<div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="preprocessor">#include "packager/media/base/key_source.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">namespace </span>edash_packager {</div>
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<div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="keyword">namespace </span>media {</div>
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<div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="keyword">class </span>KeyFetcher;</div>
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<div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="keyword">class </span>RequestSigner;</div>
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<div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="keyword">template</span> <<span class="keyword">class</span> T> <span class="keyword">class </span>ProducerConsumerQueue;</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="l00026"></a><span class="lineno"><a class="line" href="../../db/da4/classedash__packager_1_1media_1_1WidevineKeySource.html"> 26</a></span> <span class="keyword">class </span><a class="code" href="../../db/da4/classedash__packager_1_1media_1_1WidevineKeySource.html">WidevineKeySource</a> : <span class="keyword">public</span> <a class="code" href="../../d9/d8b/classedash__packager_1_1media_1_1KeySource.html">KeySource</a> {</div>
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<div class="line"><a name="l00027"></a><span class="lineno"> 27</span>  <span class="keyword">public</span>:</div>
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<div class="line"><a name="l00029"></a><span class="lineno"> 29</span>  <span class="keyword">explicit</span> <a class="code" href="../../db/da4/classedash__packager_1_1media_1_1WidevineKeySource.html#a78ebb07ba8a23086ec81839b16472857">WidevineKeySource</a>(<span class="keyword">const</span> std::string& server_url);</div>
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<div class="line"><a name="l00030"></a><span class="lineno"> 30</span> </div>
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<div class="line"><a name="l00031"></a><span class="lineno"> 31</span>  ~<a class="code" href="../../db/da4/classedash__packager_1_1media_1_1WidevineKeySource.html">WidevineKeySource</a>() <span class="keyword">override</span>;</div>
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<div class="line"><a name="l00032"></a><span class="lineno"> 32</span> </div>
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<div class="line"><a name="l00035"></a><span class="lineno"> 35</span>  <a class="code" href="../../d2/d90/classedash__packager_1_1media_1_1Status.html">Status</a> <a class="code" href="../../db/da4/classedash__packager_1_1media_1_1WidevineKeySource.html#a59b0688cd8c8ad9a3100f3bce8cb340c">FetchKeys</a>(<span class="keyword">const</span> std::vector<uint8_t>& content_id,</div>
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<div class="line"><a name="l00036"></a><span class="lineno"> 36</span>  <span class="keyword">const</span> std::string& policy) <span class="keyword">override</span>;</div>
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<div class="line"><a name="l00037"></a><span class="lineno"> 37</span>  <a class="code" href="../../d2/d90/classedash__packager_1_1media_1_1Status.html">Status</a> <a class="code" href="../../db/da4/classedash__packager_1_1media_1_1WidevineKeySource.html#a59b0688cd8c8ad9a3100f3bce8cb340c">FetchKeys</a>(<span class="keyword">const</span> std::vector<uint8_t>& pssh_data) <span class="keyword">override</span>;</div>
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<div class="line"><a name="l00038"></a><span class="lineno"> 38</span>  <a class="code" href="../../d2/d90/classedash__packager_1_1media_1_1Status.html">Status</a> <a class="code" href="../../db/da4/classedash__packager_1_1media_1_1WidevineKeySource.html#a59b0688cd8c8ad9a3100f3bce8cb340c">FetchKeys</a>(uint32_t asset_id) <span class="keyword">override</span>;</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="l00040"></a><span class="lineno"> 40</span>  <a class="code" href="../../d2/d90/classedash__packager_1_1media_1_1Status.html">Status</a> <a class="code" href="../../db/da4/classedash__packager_1_1media_1_1WidevineKeySource.html#ac1e7cae9bd5f008f20ca1d1603588441">GetKey</a>(TrackType track_type, <a class="code" href="../../d0/d86/structedash__packager_1_1media_1_1EncryptionKey.html">EncryptionKey</a>* key) <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/d90/classedash__packager_1_1media_1_1Status.html">Status</a> <a class="code" href="../../db/da4/classedash__packager_1_1media_1_1WidevineKeySource.html#ac1e7cae9bd5f008f20ca1d1603588441">GetKey</a>(<span class="keyword">const</span> std::vector<uint8_t>& key_id,</div>
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<div class="line"><a name="l00042"></a><span class="lineno"> 42</span>  <a class="code" href="../../d0/d86/structedash__packager_1_1media_1_1EncryptionKey.html">EncryptionKey</a>* key) <span class="keyword">override</span>;</div>
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<div class="line"><a name="l00043"></a><span class="lineno"> 43</span>  <a class="code" href="../../d2/d90/classedash__packager_1_1media_1_1Status.html">Status</a> <a class="code" href="../../db/da4/classedash__packager_1_1media_1_1WidevineKeySource.html#a35023c0b18a2db012027d4cf22c7bf1b">GetCryptoPeriodKey</a>(uint32_t crypto_period_index,</div>
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<div class="line"><a name="l00044"></a><span class="lineno"> 44</span>  TrackType track_type,</div>
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<div class="line"><a name="l00045"></a><span class="lineno"> 45</span>  <a class="code" href="../../d0/d86/structedash__packager_1_1media_1_1EncryptionKey.html">EncryptionKey</a>* key) <span class="keyword">override</span>;</div>
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<div class="line"><a name="l00046"></a><span class="lineno"> 46</span>  std::string <a class="code" href="../../db/da4/classedash__packager_1_1media_1_1WidevineKeySource.html#a7e87401178d0b2841a9c550fb8aea9d1">UUID</a>() <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="l00051"></a><span class="lineno"> 51</span>  <span class="keywordtype">void</span> <a class="code" href="../../db/da4/classedash__packager_1_1media_1_1WidevineKeySource.html#a60554ce4bf32572d8be08d2bc4c63a9b">set_signer</a>(scoped_ptr<RequestSigner> signer);</div>
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<div class="line"><a name="l00052"></a><span class="lineno"> 52</span> </div>
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<div class="line"><a name="l00055"></a><span class="lineno"> 55</span>  <span class="keywordtype">void</span> <a class="code" href="../../db/da4/classedash__packager_1_1media_1_1WidevineKeySource.html#ab483fd321e0f8681c232ac4fbaacb00c">set_key_fetcher</a>(scoped_ptr<KeyFetcher> key_fetcher);</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="l00057"></a><span class="lineno"> 57</span>  <span class="keyword">protected</span>:</div>
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<div class="line"><a name="l00058"></a><span class="lineno"> 58</span>  <a class="code" href="../../dd/d2b/classedash__packager_1_1media_1_1ClosureThread.html">ClosureThread</a> key_production_thread_;</div>
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<div class="line"><a name="l00059"></a><span class="lineno"> 59</span> </div>
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<div class="line"><a name="l00060"></a><span class="lineno"> 60</span>  <span class="keyword">private</span>:</div>
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<div class="line"><a name="l00061"></a><span class="lineno"> 61</span>  <span class="keyword">typedef</span> std::map<TrackType, EncryptionKey*> EncryptionKeyMap;</div>
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<div class="line"><a name="l00062"></a><span class="lineno"> 62</span>  <span class="keyword">class </span>RefCountedEncryptionKeyMap;</div>
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<div class="line"><a name="l00063"></a><span class="lineno"> 63</span>  <span class="keyword">typedef</span> <a class="code" href="../../d5/d02/classedash__packager_1_1media_1_1ProducerConsumerQueue.html">ProducerConsumerQueue<scoped_refptr<RefCountedEncryptionKeyMap></a> ></div>
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<div class="line"><a name="l00064"></a><span class="lineno"> 64</span>  <a class="code" href="../../d5/d02/classedash__packager_1_1media_1_1ProducerConsumerQueue.html">EncryptionKeyQueue</a>;</div>
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<div class="line"><a name="l00065"></a><span class="lineno"> 65</span> </div>
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<div class="line"><a name="l00066"></a><span class="lineno"> 66</span>  <span class="comment">// Internal routine for getting keys.</span></div>
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<div class="line"><a name="l00067"></a><span class="lineno"> 67</span>  <a class="code" href="../../d2/d90/classedash__packager_1_1media_1_1Status.html">Status</a> GetKeyInternal(uint32_t crypto_period_index,</div>
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<div class="line"><a name="l00068"></a><span class="lineno"> 68</span>  TrackType track_type,</div>
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<div class="line"><a name="l00069"></a><span class="lineno"> 69</span>  <a class="code" href="../../d0/d86/structedash__packager_1_1media_1_1EncryptionKey.html">EncryptionKey</a>* 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>  <span class="comment">// The closure task to fetch keys repeatedly.</span></div>
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<div class="line"><a name="l00072"></a><span class="lineno"> 72</span>  <span class="keywordtype">void</span> FetchKeysTask();</div>
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<div class="line"><a name="l00073"></a><span class="lineno"> 73</span> </div>
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<div class="line"><a name="l00074"></a><span class="lineno"> 74</span>  <span class="comment">// Fetch keys from server.</span></div>
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<div class="line"><a name="l00075"></a><span class="lineno"> 75</span>  <a class="code" href="../../d2/d90/classedash__packager_1_1media_1_1Status.html">Status</a> FetchKeysInternal(<span class="keywordtype">bool</span> enable_key_rotation,</div>
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<div class="line"><a name="l00076"></a><span class="lineno"> 76</span>  uint32_t first_crypto_period_index,</div>
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<div class="line"><a name="l00077"></a><span class="lineno"> 77</span>  <span class="keywordtype">bool</span> widevine_classic);</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="comment">// Fill |request| with necessary fields for Widevine encryption request.</span></div>
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<div class="line"><a name="l00080"></a><span class="lineno"> 80</span>  <span class="comment">// |request| should not be NULL.</span></div>
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<div class="line"><a name="l00081"></a><span class="lineno"> 81</span>  <span class="keywordtype">void</span> FillRequest(<span class="keywordtype">bool</span> enable_key_rotation,</div>
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<div class="line"><a name="l00082"></a><span class="lineno"> 82</span>  uint32_t first_crypto_period_index,</div>
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<div class="line"><a name="l00083"></a><span class="lineno"> 83</span>  std::string* request);</div>
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<div class="line"><a name="l00084"></a><span class="lineno"> 84</span>  <span class="comment">// Base64 escape and format the request. Optionally sign the request if a</span></div>
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<div class="line"><a name="l00085"></a><span class="lineno"> 85</span>  <span class="comment">// signer is provided. |message| should not be NULL. Return OK on success.</span></div>
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<div class="line"><a name="l00086"></a><span class="lineno"> 86</span>  <a class="code" href="../../d2/d90/classedash__packager_1_1media_1_1Status.html">Status</a> GenerateKeyMessage(<span class="keyword">const</span> std::string& request, std::string* message);</div>
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<div class="line"><a name="l00087"></a><span class="lineno"> 87</span>  <span class="comment">// Decode |response| from JSON formatted |raw_response|.</span></div>
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<div class="line"><a name="l00088"></a><span class="lineno"> 88</span>  <span class="comment">// |response| should not be NULL.</span></div>
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<div class="line"><a name="l00089"></a><span class="lineno"> 89</span>  <span class="keywordtype">bool</span> DecodeResponse(<span class="keyword">const</span> std::string& raw_response, std::string* response);</div>
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<div class="line"><a name="l00090"></a><span class="lineno"> 90</span>  <span class="comment">// Extract encryption key from |response|, which is expected to be properly</span></div>
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<div class="line"><a name="l00091"></a><span class="lineno"> 91</span>  <span class="comment">// formatted. |transient_error| will be set to true if it fails and the</span></div>
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<div class="line"><a name="l00092"></a><span class="lineno"> 92</span>  <span class="comment">// failure is because of a transient error from the server. |transient_error|</span></div>
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<div class="line"><a name="l00093"></a><span class="lineno"> 93</span>  <span class="comment">// should not be NULL.</span></div>
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<div class="line"><a name="l00094"></a><span class="lineno"> 94</span>  <span class="keywordtype">bool</span> ExtractEncryptionKey(<span class="keywordtype">bool</span> enable_key_rotation,</div>
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<div class="line"><a name="l00095"></a><span class="lineno"> 95</span>  <span class="keywordtype">bool</span> widevine_classic,</div>
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<div class="line"><a name="l00096"></a><span class="lineno"> 96</span>  <span class="keyword">const</span> std::string& response,</div>
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<div class="line"><a name="l00097"></a><span class="lineno"> 97</span>  <span class="keywordtype">bool</span>* transient_error);</div>
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<div class="line"><a name="l00098"></a><span class="lineno"> 98</span>  <span class="comment">// Push the keys to the key pool.</span></div>
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<div class="line"><a name="l00099"></a><span class="lineno"> 99</span>  <span class="keywordtype">bool</span> PushToKeyPool(EncryptionKeyMap* encryption_key_map);</div>
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<div class="line"><a name="l00100"></a><span class="lineno"> 100</span> </div>
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<div class="line"><a name="l00101"></a><span class="lineno"> 101</span>  <span class="comment">// The fetcher object used to fetch keys from the license service.</span></div>
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<div class="line"><a name="l00102"></a><span class="lineno"> 102</span>  <span class="comment">// It is initialized to a default fetcher on class initialization.</span></div>
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<div class="line"><a name="l00103"></a><span class="lineno"> 103</span>  <span class="comment">// Can be overridden using set_key_fetcher for testing or other purposes.</span></div>
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<div class="line"><a name="l00104"></a><span class="lineno"> 104</span>  scoped_ptr<KeyFetcher> key_fetcher_;</div>
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<div class="line"><a name="l00105"></a><span class="lineno"> 105</span>  std::string server_url_;</div>
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<div class="line"><a name="l00106"></a><span class="lineno"> 106</span>  scoped_ptr<RequestSigner> signer_;</div>
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<div class="line"><a name="l00107"></a><span class="lineno"> 107</span>  base::DictionaryValue request_dict_;</div>
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<div class="line"><a name="l00108"></a><span class="lineno"> 108</span> </div>
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<div class="line"><a name="l00109"></a><span class="lineno"> 109</span>  <span class="keyword">const</span> uint32_t crypto_period_count_;</div>
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<div class="line"><a name="l00110"></a><span class="lineno"> 110</span>  base::Lock lock_;</div>
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<div class="line"><a name="l00111"></a><span class="lineno"> 111</span>  <span class="keywordtype">bool</span> key_production_started_;</div>
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<div class="line"><a name="l00112"></a><span class="lineno"> 112</span>  base::WaitableEvent start_key_production_;</div>
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<div class="line"><a name="l00113"></a><span class="lineno"> 113</span>  uint32_t first_crypto_period_index_;</div>
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<div class="line"><a name="l00114"></a><span class="lineno"> 114</span>  scoped_ptr<EncryptionKeyQueue> key_pool_;</div>
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<div class="line"><a name="l00115"></a><span class="lineno"> 115</span>  EncryptionKeyMap encryption_key_map_; <span class="comment">// For non key rotation request.</span></div>
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<div class="line"><a name="l00116"></a><span class="lineno"> 116</span>  <a class="code" href="../../d2/d90/classedash__packager_1_1media_1_1Status.html">Status</a> common_encryption_request_status_;</div>
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<div class="line"><a name="l00117"></a><span class="lineno"> 117</span> </div>
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<div class="line"><a name="l00118"></a><span class="lineno"> 118</span>  DISALLOW_COPY_AND_ASSIGN(<a class="code" href="../../db/da4/classedash__packager_1_1media_1_1WidevineKeySource.html">WidevineKeySource</a>);</div>
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<div class="line"><a name="l00119"></a><span class="lineno"> 119</span> };</div>
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<div class="line"><a name="l00120"></a><span class="lineno"> 120</span> </div>
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<div class="line"><a name="l00121"></a><span class="lineno"> 121</span> } <span class="comment">// namespace media</span></div>
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<div class="line"><a name="l00122"></a><span class="lineno"> 122</span> } <span class="comment">// namespace edash_packager</span></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> <span class="preprocessor">#endif // MEDIA_BASE_WIDEVINE_KEY_SOURCE_H_</span></div>
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<div class="ttc" id="classedash__packager_1_1media_1_1WidevineKeySource_html_a78ebb07ba8a23086ec81839b16472857"><div class="ttname"><a href="../../db/da4/classedash__packager_1_1media_1_1WidevineKeySource.html#a78ebb07ba8a23086ec81839b16472857">edash_packager::media::WidevineKeySource::WidevineKeySource</a></div><div class="ttdeci">WidevineKeySource(const std::string &server_url)</div><div class="ttdef"><b>Definition:</b> <a href="../../d5/d89/widevine__key__source_8cc_source.html#l00139">widevine_key_source.cc:139</a></div></div>
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<div class="ttc" id="classedash__packager_1_1media_1_1WidevineKeySource_html"><div class="ttname"><a href="../../db/da4/classedash__packager_1_1media_1_1WidevineKeySource.html">edash_packager::media::WidevineKeySource</a></div><div class="ttdef"><b>Definition:</b> <a href="../../da/d5c/widevine__key__source_8h_source.html#l00026">widevine_key_source.h:26</a></div></div>
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<div class="ttc" id="structedash__packager_1_1media_1_1EncryptionKey_html"><div class="ttname"><a href="../../d0/d86/structedash__packager_1_1media_1_1EncryptionKey.html">edash_packager::media::EncryptionKey</a></div><div class="ttdef"><b>Definition:</b> <a href="../../dc/d3f/key__source_8h_source.html#l00018">key_source.h:18</a></div></div>
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<div class="ttc" id="classedash__packager_1_1media_1_1Status_html"><div class="ttname"><a href="../../d2/d90/classedash__packager_1_1media_1_1Status.html">edash_packager::media::Status</a></div><div class="ttdef"><b>Definition:</b> <a href="../../d1/d13/status_8h_source.html#l00075">status.h:75</a></div></div>
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<div class="ttc" id="classedash__packager_1_1media_1_1WidevineKeySource_html_a60554ce4bf32572d8be08d2bc4c63a9b"><div class="ttname"><a href="../../db/da4/classedash__packager_1_1media_1_1WidevineKeySource.html#a60554ce4bf32572d8be08d2bc4c63a9b">edash_packager::media::WidevineKeySource::set_signer</a></div><div class="ttdeci">void set_signer(scoped_ptr< RequestSigner > signer)</div><div class="ttdef"><b>Definition:</b> <a href="../../d5/d89/widevine__key__source_8cc_source.html#l00245">widevine_key_source.cc:245</a></div></div>
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<div class="ttc" id="classedash__packager_1_1media_1_1WidevineKeySource_html_a7e87401178d0b2841a9c550fb8aea9d1"><div class="ttname"><a href="../../db/da4/classedash__packager_1_1media_1_1WidevineKeySource.html#a7e87401178d0b2841a9c550fb8aea9d1">edash_packager::media::WidevineKeySource::UUID</a></div><div class="ttdeci">std::string UUID() override</div><div class="ttdef"><b>Definition:</b> <a href="../../d5/d89/widevine__key__source_8cc_source.html#l00241">widevine_key_source.cc:241</a></div></div>
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<div class="ttc" id="classedash__packager_1_1media_1_1KeySource_html"><div class="ttname"><a href="../../d9/d8b/classedash__packager_1_1media_1_1KeySource.html">edash_packager::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#l00029">key_source.h:29</a></div></div>
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<div class="ttc" id="classedash__packager_1_1media_1_1WidevineKeySource_html_ac1e7cae9bd5f008f20ca1d1603588441"><div class="ttname"><a href="../../db/da4/classedash__packager_1_1media_1_1WidevineKeySource.html#ac1e7cae9bd5f008f20ca1d1603588441">edash_packager::media::WidevineKeySource::GetKey</a></div><div class="ttdeci">Status GetKey(TrackType track_type, EncryptionKey *key) override</div><div class="ttdef"><b>Definition:</b> <a href="../../d5/d89/widevine__key__source_8cc_source.html#l00193">widevine_key_source.cc:193</a></div></div>
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<div class="ttc" id="classedash__packager_1_1media_1_1WidevineKeySource_html_ab483fd321e0f8681c232ac4fbaacb00c"><div class="ttname"><a href="../../db/da4/classedash__packager_1_1media_1_1WidevineKeySource.html#ab483fd321e0f8681c232ac4fbaacb00c">edash_packager::media::WidevineKeySource::set_key_fetcher</a></div><div class="ttdeci">void set_key_fetcher(scoped_ptr< KeyFetcher > key_fetcher)</div><div class="ttdef"><b>Definition:</b> <a href="../../d5/d89/widevine__key__source_8cc_source.html#l00249">widevine_key_source.cc:249</a></div></div>
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<div class="ttc" id="classedash__packager_1_1media_1_1ClosureThread_html"><div class="ttname"><a href="../../dd/d2b/classedash__packager_1_1media_1_1ClosureThread.html">edash_packager::media::ClosureThread</a></div><div class="ttdef"><b>Definition:</b> <a href="../../dc/df8/closure__thread_8h_source.html#l00025">closure_thread.h:25</a></div></div>
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<div class="ttc" id="classedash__packager_1_1media_1_1WidevineKeySource_html_a59b0688cd8c8ad9a3100f3bce8cb340c"><div class="ttname"><a href="../../db/da4/classedash__packager_1_1media_1_1WidevineKeySource.html#a59b0688cd8c8ad9a3100f3bce8cb340c">edash_packager::media::WidevineKeySource::FetchKeys</a></div><div class="ttdeci">Status FetchKeys(const std::vector< uint8_t > &content_id, const std::string &policy) override</div><div class="ttdef"><b>Definition:</b> <a href="../../d5/d89/widevine__key__source_8cc_source.html#l00164">widevine_key_source.cc:164</a></div></div>
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<div class="ttc" id="classedash__packager_1_1media_1_1ProducerConsumerQueue_html"><div class="ttname"><a href="../../d5/d02/classedash__packager_1_1media_1_1ProducerConsumerQueue.html">edash_packager::media::ProducerConsumerQueue</a></div><div class="ttdef"><b>Definition:</b> <a href="../../d5/d15/producer__consumer__queue_8h_source.html#l00028">producer_consumer_queue.h:28</a></div></div>
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<div class="ttc" id="classedash__packager_1_1media_1_1WidevineKeySource_html_a35023c0b18a2db012027d4cf22c7bf1b"><div class="ttname"><a href="../../db/da4/classedash__packager_1_1media_1_1WidevineKeySource.html#a35023c0b18a2db012027d4cf22c7bf1b">edash_packager::media::WidevineKeySource::GetCryptoPeriodKey</a></div><div class="ttdeci">Status GetCryptoPeriodKey(uint32_t crypto_period_index, TrackType track_type, EncryptionKey *key) override</div><div class="ttdef"><b>Definition:</b> <a href="../../d5/d89/widevine__key__source_8cc_source.html#l00219">widevine_key_source.cc:219</a></div></div>
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