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<li class="navelem"><a class="el" href="../../dir_39dc0668bd5a501998f94e8b4e546c71.html">media</a></li><li class="navelem"><a class="el" href="../../dir_c6ada2450b25ab5438a4dba6c9b890af.html">base</a></li> </ul>
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<div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span>&#160;<span class="comment">// Copyright 2014 Google Inc. All rights reserved.</span></div>
<div class="line"><a name="l00002"></a><span class="lineno"> 2</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l00003"></a><span class="lineno"> 3</span>&#160;<span class="comment">// Use of this source code is governed by a BSD-style</span></div>
<div class="line"><a name="l00004"></a><span class="lineno"> 4</span>&#160;<span class="comment">// license that can be found in the LICENSE file or at</span></div>
<div class="line"><a name="l00005"></a><span class="lineno"> 5</span>&#160;<span class="comment">// https://developers.google.com/open-source/licenses/bsd</span></div>
<div class="line"><a name="l00006"></a><span class="lineno"> 6</span>&#160;</div>
<div class="line"><a name="l00007"></a><span class="lineno"> 7</span>&#160;<span class="preprocessor">#ifndef MEDIA_BASE_KEY_SOURCE_H_</span></div>
<div class="line"><a name="l00008"></a><span class="lineno"> 8</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#define MEDIA_BASE_KEY_SOURCE_H_</span></div>
<div class="line"><a name="l00009"></a><span class="lineno"> 9</span>&#160;<span class="preprocessor"></span></div>
<div class="line"><a name="l00010"></a><span class="lineno"> 10</span>&#160;<span class="preprocessor">#include &lt;vector&gt;</span></div>
<div class="line"><a name="l00011"></a><span class="lineno"> 11</span>&#160;</div>
<div class="line"><a name="l00012"></a><span class="lineno"> 12</span>&#160;<span class="preprocessor">#include &quot;packager/base/memory/scoped_ptr.h&quot;</span></div>
<div class="line"><a name="l00013"></a><span class="lineno"> 13</span>&#160;<span class="preprocessor">#include &quot;packager/media/base/status.h&quot;</span></div>
<div class="line"><a name="l00014"></a><span class="lineno"> 14</span>&#160;</div>
<div class="line"><a name="l00015"></a><span class="lineno"> 15</span>&#160;<span class="keyword">namespace </span>edash_packager {</div>
<div class="line"><a name="l00016"></a><span class="lineno"> 16</span>&#160;<span class="keyword">namespace </span>media {</div>
<div class="line"><a name="l00017"></a><span class="lineno"> 17</span>&#160;</div>
<div class="line"><a name="l00018"></a><span class="lineno"><a class="line" href="../../d0/d86/structedash__packager_1_1media_1_1EncryptionKey.html"> 18</a></span>&#160;<span class="keyword">struct </span><a class="code" href="../../d0/d86/structedash__packager_1_1media_1_1EncryptionKey.html">EncryptionKey</a> {</div>
<div class="line"><a name="l00019"></a><span class="lineno"> 19</span>&#160; <a class="code" href="../../d0/d86/structedash__packager_1_1media_1_1EncryptionKey.html">EncryptionKey</a>();</div>
<div class="line"><a name="l00020"></a><span class="lineno"> 20</span>&#160; ~<a class="code" href="../../d0/d86/structedash__packager_1_1media_1_1EncryptionKey.html">EncryptionKey</a>();</div>
<div class="line"><a name="l00021"></a><span class="lineno"> 21</span>&#160;</div>
<div class="line"><a name="l00022"></a><span class="lineno"> 22</span>&#160; std::vector&lt;uint8_t&gt; key_id;</div>
<div class="line"><a name="l00023"></a><span class="lineno"> 23</span>&#160; std::vector&lt;uint8_t&gt; key;</div>
<div class="line"><a name="l00024"></a><span class="lineno"> 24</span>&#160; std::vector&lt;uint8_t&gt; pssh;</div>
<div class="line"><a name="l00025"></a><span class="lineno"> 25</span>&#160; std::vector&lt;uint8_t&gt; iv;</div>
<div class="line"><a name="l00026"></a><span class="lineno"> 26</span>&#160;};</div>
<div class="line"><a name="l00027"></a><span class="lineno"> 27</span>&#160;</div>
<div class="line"><a name="l00029"></a><span class="lineno"><a class="line" href="../../d9/d8b/classedash__packager_1_1media_1_1KeySource.html"> 29</a></span>&#160;<span class="keyword">class </span><a class="code" href="../../d9/d8b/classedash__packager_1_1media_1_1KeySource.html">KeySource</a> {</div>
<div class="line"><a name="l00030"></a><span class="lineno"> 30</span>&#160; <span class="keyword">public</span>:</div>
<div class="line"><a name="l00031"></a><span class="lineno"> 31</span>&#160; <span class="keyword">enum</span> TrackType {</div>
<div class="line"><a name="l00032"></a><span class="lineno"> 32</span>&#160; TRACK_TYPE_UNKNOWN = 0,</div>
<div class="line"><a name="l00033"></a><span class="lineno"> 33</span>&#160; TRACK_TYPE_SD = 1,</div>
<div class="line"><a name="l00034"></a><span class="lineno"> 34</span>&#160; TRACK_TYPE_HD = 2,</div>
<div class="line"><a name="l00035"></a><span class="lineno"> 35</span>&#160; TRACK_TYPE_AUDIO = 3,</div>
<div class="line"><a name="l00036"></a><span class="lineno"> 36</span>&#160; TRACK_TYPE_UNSPECIFIED = 4,</div>
<div class="line"><a name="l00037"></a><span class="lineno"> 37</span>&#160; NUM_VALID_TRACK_TYPES = 4</div>
<div class="line"><a name="l00038"></a><span class="lineno"> 38</span>&#160; };</div>
<div class="line"><a name="l00039"></a><span class="lineno"> 39</span>&#160;</div>
<div class="line"><a name="l00040"></a><span class="lineno"> 40</span>&#160; <span class="keyword">virtual</span> ~<a class="code" href="../../d9/d8b/classedash__packager_1_1media_1_1KeySource.html">KeySource</a>();</div>
<div class="line"><a name="l00041"></a><span class="lineno"> 41</span>&#160;</div>
<div class="line"><a name="l00046"></a><span class="lineno"> 46</span>&#160; <span class="keyword">virtual</span> <a class="code" href="../../d2/d90/classedash__packager_1_1media_1_1Status.html">Status</a> <a class="code" href="../../d9/d8b/classedash__packager_1_1media_1_1KeySource.html#a4020839c22a550bf71d891bf55087e0b">FetchKeys</a>(<span class="keyword">const</span> std::vector&lt;uint8_t&gt;&amp; content_id,</div>
<div class="line"><a name="l00047"></a><span class="lineno"> 47</span>&#160; <span class="keyword">const</span> std::string&amp; policy);</div>
<div class="line"><a name="l00048"></a><span class="lineno"> 48</span>&#160;</div>
<div class="line"><a name="l00053"></a><span class="lineno"> 53</span>&#160; <span class="keyword">virtual</span> <a class="code" href="../../d2/d90/classedash__packager_1_1media_1_1Status.html">Status</a> <a class="code" href="../../d9/d8b/classedash__packager_1_1media_1_1KeySource.html#a4020839c22a550bf71d891bf55087e0b">FetchKeys</a>(<span class="keyword">const</span> std::vector&lt;uint8_t&gt;&amp; pssh_data);</div>
<div class="line"><a name="l00054"></a><span class="lineno"> 54</span>&#160;</div>
<div class="line"><a name="l00059"></a><span class="lineno"> 59</span>&#160; <span class="keyword">virtual</span> <a class="code" href="../../d2/d90/classedash__packager_1_1media_1_1Status.html">Status</a> <a class="code" href="../../d9/d8b/classedash__packager_1_1media_1_1KeySource.html#a4020839c22a550bf71d891bf55087e0b">FetchKeys</a>(uint32_t asset_id);</div>
<div class="line"><a name="l00060"></a><span class="lineno"> 60</span>&#160;</div>
<div class="line"><a name="l00066"></a><span class="lineno"> 66</span>&#160; <span class="keyword">virtual</span> <a class="code" href="../../d2/d90/classedash__packager_1_1media_1_1Status.html">Status</a> <a class="code" href="../../d9/d8b/classedash__packager_1_1media_1_1KeySource.html#a49ccfe7a61c36ac9818482a7892915d3">GetKey</a>(TrackType track_type, <a class="code" href="../../d0/d86/structedash__packager_1_1media_1_1EncryptionKey.html">EncryptionKey</a>* key);</div>
<div class="line"><a name="l00067"></a><span class="lineno"> 67</span>&#160;</div>
<div class="line"><a name="l00073"></a><span class="lineno"> 73</span>&#160; <span class="keyword">virtual</span> <a class="code" href="../../d2/d90/classedash__packager_1_1media_1_1Status.html">Status</a> <a class="code" href="../../d9/d8b/classedash__packager_1_1media_1_1KeySource.html#a49ccfe7a61c36ac9818482a7892915d3">GetKey</a>(<span class="keyword">const</span> std::vector&lt;uint8_t&gt;&amp; key_id, <a class="code" href="../../d0/d86/structedash__packager_1_1media_1_1EncryptionKey.html">EncryptionKey</a>* key);</div>
<div class="line"><a name="l00074"></a><span class="lineno"> 74</span>&#160;</div>
<div class="line"><a name="l00082"></a><span class="lineno"> 82</span>&#160; <span class="keyword">virtual</span> <a class="code" href="../../d2/d90/classedash__packager_1_1media_1_1Status.html">Status</a> <a class="code" href="../../d9/d8b/classedash__packager_1_1media_1_1KeySource.html#a349381b866a37df15a931980636621ac">GetCryptoPeriodKey</a>(uint32_t crypto_period_index,</div>
<div class="line"><a name="l00083"></a><span class="lineno"> 83</span>&#160; TrackType track_type,</div>
<div class="line"><a name="l00084"></a><span class="lineno"> 84</span>&#160; <a class="code" href="../../d0/d86/structedash__packager_1_1media_1_1EncryptionKey.html">EncryptionKey</a>* key);</div>
<div class="line"><a name="l00085"></a><span class="lineno"> 85</span>&#160;</div>
<div class="line"><a name="l00090"></a><span class="lineno"> 90</span>&#160; <span class="keyword">virtual</span> std::string <a class="code" href="../../d9/d8b/classedash__packager_1_1media_1_1KeySource.html#afbb7d084395a1426eb0143ae8357b2fc">UUID</a>();</div>
<div class="line"><a name="l00091"></a><span class="lineno"> 91</span>&#160;</div>
<div class="line"><a name="l00097"></a><span class="lineno"> 97</span>&#160; <span class="keyword">virtual</span> std::string <a class="code" href="../../d9/d8b/classedash__packager_1_1media_1_1KeySource.html#aa73dacef997e7700b8669bb2db5f8f31">SystemName</a>();</div>
<div class="line"><a name="l00098"></a><span class="lineno"> 98</span>&#160;</div>
<div class="line"><a name="l00107"></a><span class="lineno"> 107</span>&#160; <span class="keyword">static</span> scoped_ptr&lt;KeySource&gt; <a class="code" href="../../d9/d8b/classedash__packager_1_1media_1_1KeySource.html#ab05172d89513c0d3627502c9cff4535f">CreateFromHexStrings</a>(</div>
<div class="line"><a name="l00108"></a><span class="lineno"> 108</span>&#160; <span class="keyword">const</span> std::string&amp; key_id_hex,</div>
<div class="line"><a name="l00109"></a><span class="lineno"> 109</span>&#160; <span class="keyword">const</span> std::string&amp; key_hex,</div>
<div class="line"><a name="l00110"></a><span class="lineno"> 110</span>&#160; <span class="keyword">const</span> std::string&amp; pssh_data_hex,</div>
<div class="line"><a name="l00111"></a><span class="lineno"> 111</span>&#160; <span class="keyword">const</span> std::string&amp; iv_hex);</div>
<div class="line"><a name="l00112"></a><span class="lineno"> 112</span>&#160;</div>
<div class="line"><a name="l00114"></a><span class="lineno"> 114</span>&#160; <span class="keyword">static</span> TrackType <a class="code" href="../../d9/d8b/classedash__packager_1_1media_1_1KeySource.html#ab15ba8121f76e0945d4f10d722da5cc8">GetTrackTypeFromString</a>(<span class="keyword">const</span> std::string&amp; track_type_string);</div>
<div class="line"><a name="l00115"></a><span class="lineno"> 115</span>&#160;</div>
<div class="line"><a name="l00117"></a><span class="lineno"> 117</span>&#160; <span class="keyword">static</span> std::string <a class="code" href="../../d9/d8b/classedash__packager_1_1media_1_1KeySource.html#a8bab239dd17b01ed607c483c536d1321">TrackTypeToString</a>(TrackType track_type);</div>
<div class="line"><a name="l00118"></a><span class="lineno"> 118</span>&#160;</div>
<div class="line"><a name="l00119"></a><span class="lineno"> 119</span>&#160; <span class="keyword">protected</span>:</div>
<div class="line"><a name="l00120"></a><span class="lineno"> 120</span>&#160; <a class="code" href="../../d9/d8b/classedash__packager_1_1media_1_1KeySource.html">KeySource</a>();</div>
<div class="line"><a name="l00121"></a><span class="lineno"> 121</span>&#160;</div>
<div class="line"><a name="l00124"></a><span class="lineno"> 124</span>&#160; <span class="keyword">static</span> std::vector&lt;uint8_t&gt; <a class="code" href="../../d9/d8b/classedash__packager_1_1media_1_1KeySource.html#ab5478505cfdb660fa6c680819f17f239">PsshBoxFromPsshData</a>(</div>
<div class="line"><a name="l00125"></a><span class="lineno"> 125</span>&#160; <span class="keyword">const</span> std::vector&lt;uint8_t&gt;&amp; pssh_data);</div>
<div class="line"><a name="l00126"></a><span class="lineno"> 126</span>&#160;</div>
<div class="line"><a name="l00127"></a><span class="lineno"> 127</span>&#160; <span class="keyword">private</span>:</div>
<div class="line"><a name="l00128"></a><span class="lineno"> 128</span>&#160; <span class="keyword">explicit</span> <a class="code" href="../../d9/d8b/classedash__packager_1_1media_1_1KeySource.html">KeySource</a>(scoped_ptr&lt;EncryptionKey&gt; encryption_key);</div>
<div class="line"><a name="l00129"></a><span class="lineno"> 129</span>&#160;</div>
<div class="line"><a name="l00130"></a><span class="lineno"> 130</span>&#160; scoped_ptr&lt;EncryptionKey&gt; encryption_key_;</div>
<div class="line"><a name="l00131"></a><span class="lineno"> 131</span>&#160;</div>
<div class="line"><a name="l00132"></a><span class="lineno"> 132</span>&#160; DISALLOW_COPY_AND_ASSIGN(<a class="code" href="../../d9/d8b/classedash__packager_1_1media_1_1KeySource.html">KeySource</a>);</div>
<div class="line"><a name="l00133"></a><span class="lineno"> 133</span>&#160;};</div>
<div class="line"><a name="l00134"></a><span class="lineno"> 134</span>&#160;</div>
<div class="line"><a name="l00135"></a><span class="lineno"> 135</span>&#160;} <span class="comment">// namespace media</span></div>
<div class="line"><a name="l00136"></a><span class="lineno"> 136</span>&#160;} <span class="comment">// namespace edash_packager</span></div>
<div class="line"><a name="l00137"></a><span class="lineno"> 137</span>&#160;</div>
<div class="line"><a name="l00138"></a><span class="lineno"> 138</span>&#160;<span class="preprocessor">#endif // MEDIA_BASE_KEY_SOURCE_H_</span></div>
<div class="ttc" id="classedash__packager_1_1media_1_1KeySource_html_a49ccfe7a61c36ac9818482a7892915d3"><div class="ttname"><a href="../../d9/d8b/classedash__packager_1_1media_1_1KeySource.html#a49ccfe7a61c36ac9818482a7892915d3">edash_packager::media::KeySource::GetKey</a></div><div class="ttdeci">virtual Status GetKey(TrackType track_type, EncryptionKey *key)</div><div class="ttdef"><b>Definition:</b> <a href="../../d7/dd6/key__source_8cc_source.html#l00046">key_source.cc:46</a></div></div>
<div class="ttc" id="classedash__packager_1_1media_1_1KeySource_html_a349381b866a37df15a931980636621ac"><div class="ttname"><a href="../../d9/d8b/classedash__packager_1_1media_1_1KeySource.html#a349381b866a37df15a931980636621ac">edash_packager::media::KeySource::GetCryptoPeriodKey</a></div><div class="ttdeci">virtual Status GetCryptoPeriodKey(uint32_t crypto_period_index, TrackType track_type, EncryptionKey *key)</div><div class="ttdef"><b>Definition:</b> <a href="../../d7/dd6/key__source_8cc_source.html#l00066">key_source.cc:66</a></div></div>
<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>
<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>
<div class="ttc" id="classedash__packager_1_1media_1_1KeySource_html_a4020839c22a550bf71d891bf55087e0b"><div class="ttname"><a href="../../d9/d8b/classedash__packager_1_1media_1_1KeySource.html#a4020839c22a550bf71d891bf55087e0b">edash_packager::media::KeySource::FetchKeys</a></div><div class="ttdeci">virtual Status FetchKeys(const std::vector&lt; uint8_t &gt; &amp;content_id, const std::string &amp;policy)</div><div class="ttdef"><b>Definition:</b> <a href="../../d7/dd6/key__source_8cc_source.html#l00030">key_source.cc:30</a></div></div>
<div class="ttc" id="classedash__packager_1_1media_1_1KeySource_html_afbb7d084395a1426eb0143ae8357b2fc"><div class="ttname"><a href="../../d9/d8b/classedash__packager_1_1media_1_1KeySource.html#afbb7d084395a1426eb0143ae8357b2fc">edash_packager::media::KeySource::UUID</a></div><div class="ttdeci">virtual std::string UUID()</div><div class="ttdef"><b>Definition:</b> <a href="../../d7/dd6/key__source_8cc_source.html#l00092">key_source.cc:92</a></div></div>
<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>
<div class="ttc" id="classedash__packager_1_1media_1_1KeySource_html_ab05172d89513c0d3627502c9cff4535f"><div class="ttname"><a href="../../d9/d8b/classedash__packager_1_1media_1_1KeySource.html#ab05172d89513c0d3627502c9cff4535f">edash_packager::media::KeySource::CreateFromHexStrings</a></div><div class="ttdeci">static scoped_ptr&lt; KeySource &gt; CreateFromHexStrings(const std::string &amp;key_id_hex, const std::string &amp;key_hex, const std::string &amp;pssh_data_hex, const std::string &amp;iv_hex)</div><div class="ttdef"><b>Definition:</b> <a href="../../d7/dd6/key__source_8cc_source.html#l00100">key_source.cc:100</a></div></div>
<div class="ttc" id="classedash__packager_1_1media_1_1KeySource_html_ab5478505cfdb660fa6c680819f17f239"><div class="ttname"><a href="../../d9/d8b/classedash__packager_1_1media_1_1KeySource.html#ab5478505cfdb660fa6c680819f17f239">edash_packager::media::KeySource::PsshBoxFromPsshData</a></div><div class="ttdeci">static std::vector&lt; uint8_t &gt; PsshBoxFromPsshData(const std::vector&lt; uint8_t &gt; &amp;pssh_data)</div><div class="ttdef"><b>Definition:</b> <a href="../../d7/dd6/key__source_8cc_source.html#l00164">key_source.cc:164</a></div></div>
<div class="ttc" id="classedash__packager_1_1media_1_1KeySource_html_aa73dacef997e7700b8669bb2db5f8f31"><div class="ttname"><a href="../../d9/d8b/classedash__packager_1_1media_1_1KeySource.html#aa73dacef997e7700b8669bb2db5f8f31">edash_packager::media::KeySource::SystemName</a></div><div class="ttdeci">virtual std::string SystemName()</div><div class="ttdef"><b>Definition:</b> <a href="../../d7/dd6/key__source_8cc_source.html#l00096">key_source.cc:96</a></div></div>
<div class="ttc" id="classedash__packager_1_1media_1_1KeySource_html_ab15ba8121f76e0945d4f10d722da5cc8"><div class="ttname"><a href="../../d9/d8b/classedash__packager_1_1media_1_1KeySource.html#ab15ba8121f76e0945d4f10d722da5cc8">edash_packager::media::KeySource::GetTrackTypeFromString</a></div><div class="ttdeci">static TrackType GetTrackTypeFromString(const std::string &amp;track_type_string)</div><div class="ttdoc">Convert string representation of track type to enum representation. </div><div class="ttdef"><b>Definition:</b> <a href="../../d7/dd6/key__source_8cc_source.html#l00136">key_source.cc:136</a></div></div>
<div class="ttc" id="classedash__packager_1_1media_1_1KeySource_html_a8bab239dd17b01ed607c483c536d1321"><div class="ttname"><a href="../../d9/d8b/classedash__packager_1_1media_1_1KeySource.html#a8bab239dd17b01ed607c483c536d1321">edash_packager::media::KeySource::TrackTypeToString</a></div><div class="ttdeci">static std::string TrackTypeToString(TrackType track_type)</div><div class="ttdoc">Convert TrackType to string. </div><div class="ttdef"><b>Definition:</b> <a href="../../d7/dd6/key__source_8cc_source.html#l00150">key_source.cc:150</a></div></div>
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