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<div id="projectbrief">Aaru Data Preservation Suite - Format Library</div>
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<a href="ps3__crypto_8c.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a id="l00001" name="l00001"></a><span class="lineno"> 1</span><span class="comment">/*</span></div>
<div class="line"><a id="l00002" name="l00002"></a><span class="lineno"> 2</span><span class="comment"> * This file is part of the Aaru Data Preservation Suite.</span></div>
<div class="line"><a id="l00003" name="l00003"></a><span class="lineno"> 3</span><span class="comment"> * Copyright (c) 2019-2026 Natalia Portillo.</span></div>
<div class="line"><a id="l00004" name="l00004"></a><span class="lineno"> 4</span><span class="comment"> *</span></div>
<div class="line"><a id="l00005" name="l00005"></a><span class="lineno"> 5</span><span class="comment"> * This library is free software; you can redistribute it and/or modify</span></div>
<div class="line"><a id="l00006" name="l00006"></a><span class="lineno"> 6</span><span class="comment"> * it under the terms of the GNU Lesser General Public License as</span></div>
<div class="line"><a id="l00007" name="l00007"></a><span class="lineno"> 7</span><span class="comment"> * published by the Free Software Foundation; version 2.1 of the License.</span></div>
<div class="line"><a id="l00008" name="l00008"></a><span class="lineno"> 8</span><span class="comment"> *</span></div>
<div class="line"><a id="l00009" name="l00009"></a><span class="lineno"> 9</span><span class="comment"> * This library is distributed in the hope that it will be useful, but</span></div>
<div class="line"><a id="l00010" name="l00010"></a><span class="lineno"> 10</span><span class="comment"> * WITHOUT ANY WARRANTY; without even the implied warranty of</span></div>
<div class="line"><a id="l00011" name="l00011"></a><span class="lineno"> 11</span><span class="comment"> * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU</span></div>
<div class="line"><a id="l00012" name="l00012"></a><span class="lineno"> 12</span><span class="comment"> * Lesser General Public License for more details.</span></div>
<div class="line"><a id="l00013" name="l00013"></a><span class="lineno"> 13</span><span class="comment"> *</span></div>
<div class="line"><a id="l00014" name="l00014"></a><span class="lineno"> 14</span><span class="comment"> * You should have received a copy of the GNU Lesser General Public</span></div>
<div class="line"><a id="l00015" name="l00015"></a><span class="lineno"> 15</span><span class="comment"> * License along with this library; if not, see</span></div>
<div class="line"><a id="l00016" name="l00016"></a><span class="lineno"> 16</span><span class="comment"> * &lt;https://www.gnu.org/licenses/&gt;.</span></div>
<div class="line"><a id="l00017" name="l00017"></a><span class="lineno"> 17</span><span class="comment"> *</span></div>
<div class="line"><a id="l00018" name="l00018"></a><span class="lineno"> 18</span><span class="comment"> * PS3 disc encryption: key derivation, sector encrypt/decrypt, IV derivation.</span></div>
<div class="line"><a id="l00019" name="l00019"></a><span class="lineno"> 19</span><span class="comment"> */</span></div>
<div class="line"><a id="l00020" name="l00020"></a><span class="lineno"> 20</span> </div>
<div class="line"><a id="l00021" name="l00021"></a><span class="lineno"> 21</span><span class="preprocessor">#include &lt;stdint.h&gt;</span></div>
<div class="line"><a id="l00022" name="l00022"></a><span class="lineno"> 22</span><span class="preprocessor">#include &lt;stdlib.h&gt;</span></div>
<div class="line"><a id="l00023" name="l00023"></a><span class="lineno"> 23</span><span class="preprocessor">#include &lt;string.h&gt;</span></div>
<div class="line"><a id="l00024" name="l00024"></a><span class="lineno"> 24</span> </div>
<div class="line"><a id="l00025" name="l00025"></a><span class="lineno"> 25</span><span class="preprocessor">#include &lt;<a class="code" href="aaruformat_8h.html">aaruformat.h</a>&gt;</span></div>
<div class="line"><a id="l00026" name="l00026"></a><span class="lineno"> 26</span> </div>
<div class="line"><a id="l00027" name="l00027"></a><span class="lineno"> 27</span><span class="preprocessor">#include &quot;<a class="code" href="aes128_8h.html">../lib/aes128.h</a>&quot;</span></div>
<div class="line"><a id="l00028" name="l00028"></a><span class="lineno"> 28</span><span class="preprocessor">#include &quot;<a class="code" href="ps3__crypto_8h.html">ps3_crypto.h</a>&quot;</span></div>
<div class="line"><a id="l00029" name="l00029"></a><span class="lineno"> 29</span><span class="preprocessor">#include &quot;<a class="code" href="ps3__encryption__map_8h.html">ps3_encryption_map.h</a>&quot;</span></div>
<div class="line"><a id="l00030" name="l00030"></a><span class="lineno"> 30</span> </div>
<div class="line"><a id="l00031" name="l00031"></a><span class="lineno"> 31</span><span class="comment">/* PS3 Encryption Round Key — publicly known constant */</span></div>
<div class="foldopen" id="foldopen00032" data-start="{" data-end="};">
<div class="line"><a id="l00032" name="l00032"></a><span class="lineno"><a class="line" href="ps3__crypto_8c.html#acc35345c5e7216dd7b459a5214c560a9"> 32</a></span><span class="keyword">static</span> <span class="keyword">const</span> uint8_t <a class="code hl_variable" href="ps3__crypto_8c.html#acc35345c5e7216dd7b459a5214c560a9">PS3_ERK</a>[16] = {0x38, 0x0B, 0xCF, 0x0B, 0x53, 0x45, 0x5B, 0x3C,</div>
<div class="line"><a id="l00033" name="l00033"></a><span class="lineno"> 33</span> 0x78, 0x17, 0xAB, 0x4F, 0xA3, 0xBA, 0x90, 0xED};</div>
</div>
<div class="line"><a id="l00034" name="l00034"></a><span class="lineno"> 34</span> </div>
<div class="line"><a id="l00035" name="l00035"></a><span class="lineno"> 35</span><span class="comment">/* PS3 ERK IV — publicly known constant */</span></div>
<div class="foldopen" id="foldopen00036" data-start="{" data-end="};">
<div class="line"><a id="l00036" name="l00036"></a><span class="lineno"><a class="line" href="ps3__crypto_8c.html#a1cb0bb57269e771ed42f5619ce222864"> 36</a></span><span class="keyword">static</span> <span class="keyword">const</span> uint8_t <a class="code hl_variable" href="ps3__crypto_8c.html#a1cb0bb57269e771ed42f5619ce222864">PS3_ERK_IV</a>[16] = {0x69, 0x47, 0x47, 0x72, 0xAF, 0x6F, 0xDA, 0xB3,</div>
<div class="line"><a id="l00037" name="l00037"></a><span class="lineno"> 37</span> 0x42, 0x74, 0x3A, 0xEF, 0xAA, 0x18, 0x62, 0x87};</div>
</div>
<div class="line"><a id="l00038" name="l00038"></a><span class="lineno"> 38</span> </div>
<div class="foldopen" id="foldopen00039" data-start="{" data-end="}">
<div class="line"><a id="l00039" name="l00039"></a><span class="lineno"><a class="line" href="ps3__crypto_8c.html#a8ee401b8bd7370fef44a5cfdcf361ee6"> 39</a></span><span class="keywordtype">void</span> <a class="code hl_function" href="ps3__crypto_8c.html#a8ee401b8bd7370fef44a5cfdcf361ee6">ps3_derive_disc_key</a>(<span class="keyword">const</span> uint8_t data1[16], uint8_t disc_key[16])</div>
<div class="line"><a id="l00040" name="l00040"></a><span class="lineno"> 40</span>{</div>
<div class="line"><a id="l00041" name="l00041"></a><span class="lineno"> 41</span> memcpy(disc_key, data1, 16);</div>
<div class="line"><a id="l00042" name="l00042"></a><span class="lineno"> 42</span> <a class="code hl_function" href="aes128_8c.html#ae5b59a027bc443c26cc5626455d77eb9">aes128_cbc_encrypt</a>(<a class="code hl_variable" href="ps3__crypto_8c.html#acc35345c5e7216dd7b459a5214c560a9">PS3_ERK</a>, <a class="code hl_variable" href="ps3__crypto_8c.html#a1cb0bb57269e771ed42f5619ce222864">PS3_ERK_IV</a>, disc_key, 16);</div>
<div class="line"><a id="l00043" name="l00043"></a><span class="lineno"> 43</span>}</div>
</div>
<div class="line"><a id="l00044" name="l00044"></a><span class="lineno"> 44</span> </div>
<div class="foldopen" id="foldopen00045" data-start="{" data-end="}">
<div class="line"><a id="l00045" name="l00045"></a><span class="lineno"><a class="line" href="ps3__crypto_8c.html#a9c59bc8ce8ecd8457a8eb62287b09915"> 45</a></span><span class="keywordtype">void</span> <a class="code hl_function" href="ps3__crypto_8c.html#a9c59bc8ce8ecd8457a8eb62287b09915">ps3_derive_iv</a>(uint64_t sector_num, uint8_t iv[16])</div>
<div class="line"><a id="l00046" name="l00046"></a><span class="lineno"> 46</span>{</div>
<div class="line"><a id="l00047" name="l00047"></a><span class="lineno"> 47</span> memset(iv, 0, 16);</div>
<div class="line"><a id="l00048" name="l00048"></a><span class="lineno"> 48</span> </div>
<div class="line"><a id="l00049" name="l00049"></a><span class="lineno"> 49</span> <span class="keywordflow">for</span>(<span class="keywordtype">int</span> i = 15; i &gt;= 0 &amp;&amp; sector_num &gt; 0; i--)</div>
<div class="line"><a id="l00050" name="l00050"></a><span class="lineno"> 50</span> {</div>
<div class="line"><a id="l00051" name="l00051"></a><span class="lineno"> 51</span> iv[i] = (uint8_t)(sector_num &amp; 0xFF);</div>
<div class="line"><a id="l00052" name="l00052"></a><span class="lineno"> 52</span> sector_num &gt;&gt;= 8;</div>
<div class="line"><a id="l00053" name="l00053"></a><span class="lineno"> 53</span> }</div>
<div class="line"><a id="l00054" name="l00054"></a><span class="lineno"> 54</span>}</div>
</div>
<div class="line"><a id="l00055" name="l00055"></a><span class="lineno"> 55</span> </div>
<div class="foldopen" id="foldopen00056" data-start="{" data-end="}">
<div class="line"><a id="l00056" name="l00056"></a><span class="lineno"><a class="line" href="ps3__crypto_8c.html#af9a3081e827ba140edc64fda2e93ee96"> 56</a></span><span class="keywordtype">void</span> <a class="code hl_function" href="ps3__crypto_8c.html#af9a3081e827ba140edc64fda2e93ee96">ps3_encrypt_sector</a>(<span class="keyword">const</span> uint8_t disc_key[16], uint64_t sector_num, uint8_t *data, uint32_t length)</div>
<div class="line"><a id="l00057" name="l00057"></a><span class="lineno"> 57</span>{</div>
<div class="line"><a id="l00058" name="l00058"></a><span class="lineno"> 58</span> uint8_t iv[16];</div>
<div class="line"><a id="l00059" name="l00059"></a><span class="lineno"> 59</span> <a class="code hl_function" href="ps3__crypto_8c.html#a9c59bc8ce8ecd8457a8eb62287b09915">ps3_derive_iv</a>(sector_num, iv);</div>
<div class="line"><a id="l00060" name="l00060"></a><span class="lineno"> 60</span> <a class="code hl_function" href="aes128_8c.html#ae5b59a027bc443c26cc5626455d77eb9">aes128_cbc_encrypt</a>(disc_key, iv, data, length);</div>
<div class="line"><a id="l00061" name="l00061"></a><span class="lineno"> 61</span>}</div>
</div>
<div class="line"><a id="l00062" name="l00062"></a><span class="lineno"> 62</span> </div>
<div class="foldopen" id="foldopen00063" data-start="{" data-end="}">
<div class="line"><a id="l00063" name="l00063"></a><span class="lineno"><a class="line" href="ps3__crypto_8c.html#af7ff1fb41dd6ad9c3449d7c48bc5a462"> 63</a></span><span class="keywordtype">void</span> <a class="code hl_function" href="ps3__crypto_8c.html#af7ff1fb41dd6ad9c3449d7c48bc5a462">ps3_decrypt_sector</a>(<span class="keyword">const</span> uint8_t disc_key[16], uint64_t sector_num, uint8_t *data, uint32_t length)</div>
<div class="line"><a id="l00064" name="l00064"></a><span class="lineno"> 64</span>{</div>
<div class="line"><a id="l00065" name="l00065"></a><span class="lineno"> 65</span> uint8_t iv[16];</div>
<div class="line"><a id="l00066" name="l00066"></a><span class="lineno"> 66</span> <a class="code hl_function" href="ps3__crypto_8c.html#a9c59bc8ce8ecd8457a8eb62287b09915">ps3_derive_iv</a>(sector_num, iv);</div>
<div class="line"><a id="l00067" name="l00067"></a><span class="lineno"> 67</span> <a class="code hl_function" href="aes128_8c.html#a86c652b61efa48d45729e9eea1bab8b1">aes128_cbc_decrypt</a>(disc_key, iv, data, length);</div>
<div class="line"><a id="l00068" name="l00068"></a><span class="lineno"> 68</span>}</div>
</div>
<div class="line"><a id="l00069" name="l00069"></a><span class="lineno"> 69</span> </div>
<div class="foldopen" id="foldopen00070" data-start="{" data-end="}">
<div class="line"><a id="l00070" name="l00070"></a><span class="lineno"><a class="line" href="ps3__crypto_8c.html#a8c99822e07011d07362d5d40487eded6"> 70</a></span><span class="keywordtype">void</span> <a class="code hl_function" href="ps3__crypto_8c.html#a8c99822e07011d07362d5d40487eded6">ps3_lazy_init</a>(<a class="code hl_struct" href="structaaruformat__context.html">aaruformat_context</a> *ctx)</div>
<div class="line"><a id="l00071" name="l00071"></a><span class="lineno"> 71</span>{</div>
<div class="line"><a id="l00072" name="l00072"></a><span class="lineno"> 72</span> <span class="keywordflow">if</span>(ctx == NULL) <span class="keywordflow">return</span>;</div>
<div class="line"><a id="l00073" name="l00073"></a><span class="lineno"> 73</span> </div>
<div class="line"><a id="l00074" name="l00074"></a><span class="lineno"> 74</span> <span class="comment">/* Read disc key from media tags */</span></div>
<div class="line"><a id="l00075" name="l00075"></a><span class="lineno"> 75</span> <span class="keywordflow">if</span>(ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#a016a2c15a10105ff17628c9ee7f5c424">ps3_disc_key</a> == NULL)</div>
<div class="line"><a id="l00076" name="l00076"></a><span class="lineno"> 76</span> {</div>
<div class="line"><a id="l00077" name="l00077"></a><span class="lineno"> 77</span> <a class="code hl_struct" href="structmediaTagEntry.html">mediaTagEntry</a> *item = NULL;</div>
<div class="line"><a id="l00078" name="l00078"></a><span class="lineno"> 78</span> int32_t tag = <a class="code hl_enumvalue" href="group__MediaTags.html#ggabdd09c559df8f34ae68fcb2ff1892ebea3484025e0fcd8a29a5c86b04c02488dc">kMediaTagPs3DiscKey</a>;</div>
<div class="line"><a id="l00079" name="l00079"></a><span class="lineno"> 79</span> HASH_FIND_INT(ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#a8b769e9fb9467aa11d4a2936cf5cf5ed">mediaTags</a>, &amp;tag, item);</div>
<div class="line"><a id="l00080" name="l00080"></a><span class="lineno"> 80</span> </div>
<div class="line"><a id="l00081" name="l00081"></a><span class="lineno"> 81</span> <span class="keywordflow">if</span>(item != NULL &amp;&amp; item-&gt;<a class="code hl_variable" href="structmediaTagEntry.html#aa96c6684fd98145d0089d72957d2afa7">length</a> == 16)</div>
<div class="line"><a id="l00082" name="l00082"></a><span class="lineno"> 82</span> {</div>
<div class="line"><a id="l00083" name="l00083"></a><span class="lineno"> 83</span> ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#a016a2c15a10105ff17628c9ee7f5c424">ps3_disc_key</a> = (uint8_t *)malloc(16);</div>
<div class="line"><a id="l00084" name="l00084"></a><span class="lineno"> 84</span> </div>
<div class="line"><a id="l00085" name="l00085"></a><span class="lineno"> 85</span> <span class="keywordflow">if</span>(ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#a016a2c15a10105ff17628c9ee7f5c424">ps3_disc_key</a> != NULL) memcpy(ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#a016a2c15a10105ff17628c9ee7f5c424">ps3_disc_key</a>, item-&gt;<a class="code hl_variable" href="structmediaTagEntry.html#a334fc65b37efdfb624e804e98c398927">data</a>, 16);</div>
<div class="line"><a id="l00086" name="l00086"></a><span class="lineno"> 86</span> }</div>
<div class="line"><a id="l00087" name="l00087"></a><span class="lineno"> 87</span> <span class="keywordflow">else</span></div>
<div class="line"><a id="l00088" name="l00088"></a><span class="lineno"> 88</span> {</div>
<div class="line"><a id="l00089" name="l00089"></a><span class="lineno"> 89</span> <span class="comment">/* Try deriving from data1 */</span></div>
<div class="line"><a id="l00090" name="l00090"></a><span class="lineno"> 90</span> tag = <a class="code hl_enumvalue" href="group__MediaTags.html#ggabdd09c559df8f34ae68fcb2ff1892ebea829647f60fd9e3636b195750ee1d032b">kMediaTagPs3Data1</a>;</div>
<div class="line"><a id="l00091" name="l00091"></a><span class="lineno"> 91</span> HASH_FIND_INT(ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#a8b769e9fb9467aa11d4a2936cf5cf5ed">mediaTags</a>, &amp;tag, item);</div>
<div class="line"><a id="l00092" name="l00092"></a><span class="lineno"> 92</span> </div>
<div class="line"><a id="l00093" name="l00093"></a><span class="lineno"> 93</span> <span class="keywordflow">if</span>(item != NULL &amp;&amp; item-&gt;<a class="code hl_variable" href="structmediaTagEntry.html#aa96c6684fd98145d0089d72957d2afa7">length</a> == 16)</div>
<div class="line"><a id="l00094" name="l00094"></a><span class="lineno"> 94</span> {</div>
<div class="line"><a id="l00095" name="l00095"></a><span class="lineno"> 95</span> ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#a016a2c15a10105ff17628c9ee7f5c424">ps3_disc_key</a> = (uint8_t *)malloc(16);</div>
<div class="line"><a id="l00096" name="l00096"></a><span class="lineno"> 96</span> </div>
<div class="line"><a id="l00097" name="l00097"></a><span class="lineno"> 97</span> <span class="keywordflow">if</span>(ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#a016a2c15a10105ff17628c9ee7f5c424">ps3_disc_key</a> != NULL) <a class="code hl_function" href="ps3__crypto_8c.html#a8ee401b8bd7370fef44a5cfdcf361ee6">ps3_derive_disc_key</a>(item-&gt;<a class="code hl_variable" href="structmediaTagEntry.html#a334fc65b37efdfb624e804e98c398927">data</a>, ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#a016a2c15a10105ff17628c9ee7f5c424">ps3_disc_key</a>);</div>
<div class="line"><a id="l00098" name="l00098"></a><span class="lineno"> 98</span> }</div>
<div class="line"><a id="l00099" name="l00099"></a><span class="lineno"> 99</span> }</div>
<div class="line"><a id="l00100" name="l00100"></a><span class="lineno"> 100</span> }</div>
<div class="line"><a id="l00101" name="l00101"></a><span class="lineno"> 101</span> </div>
<div class="line"><a id="l00102" name="l00102"></a><span class="lineno"> 102</span> <span class="comment">/* Read and deserialize encryption map from media tags */</span></div>
<div class="line"><a id="l00103" name="l00103"></a><span class="lineno"> 103</span> <span class="keywordflow">if</span>(ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#acf62eadb2e019323fdbe8bbf536ad82c">ps3_plaintext_regions</a> == NULL)</div>
<div class="line"><a id="l00104" name="l00104"></a><span class="lineno"> 104</span> {</div>
<div class="line"><a id="l00105" name="l00105"></a><span class="lineno"> 105</span> <a class="code hl_struct" href="structmediaTagEntry.html">mediaTagEntry</a> *item = NULL;</div>
<div class="line"><a id="l00106" name="l00106"></a><span class="lineno"> 106</span> int32_t tag = <a class="code hl_enumvalue" href="group__MediaTags.html#ggabdd09c559df8f34ae68fcb2ff1892ebea5affd41305575bf9f71ace8d93787713">kMediaTagPs3EncryptionMap</a>;</div>
<div class="line"><a id="l00107" name="l00107"></a><span class="lineno"> 107</span> HASH_FIND_INT(ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#a8b769e9fb9467aa11d4a2936cf5cf5ed">mediaTags</a>, &amp;tag, item);</div>
<div class="line"><a id="l00108" name="l00108"></a><span class="lineno"> 108</span> </div>
<div class="line"><a id="l00109" name="l00109"></a><span class="lineno"> 109</span> <span class="keywordflow">if</span>(item != NULL &amp;&amp; item-&gt;<a class="code hl_variable" href="structmediaTagEntry.html#aa96c6684fd98145d0089d72957d2afa7">length</a> &gt;= 4)</div>
<div class="line"><a id="l00110" name="l00110"></a><span class="lineno"> 110</span> {</div>
<div class="line"><a id="l00111" name="l00111"></a><span class="lineno"> 111</span> <a class="code hl_struct" href="structPs3PlaintextRegion.html">Ps3PlaintextRegion</a> *regions = NULL;</div>
<div class="line"><a id="l00112" name="l00112"></a><span class="lineno"> 112</span> uint32_t count = 0;</div>
<div class="line"><a id="l00113" name="l00113"></a><span class="lineno"> 113</span> </div>
<div class="line"><a id="l00114" name="l00114"></a><span class="lineno"> 114</span> <span class="keywordflow">if</span>(<a class="code hl_function" href="ps3__encryption__map_8c.html#a49a5e6c2b524988714513c446e2d200d">ps3_deserialize_encryption_map</a>(item-&gt;<a class="code hl_variable" href="structmediaTagEntry.html#a334fc65b37efdfb624e804e98c398927">data</a>, item-&gt;<a class="code hl_variable" href="structmediaTagEntry.html#aa96c6684fd98145d0089d72957d2afa7">length</a>, &amp;regions, &amp;count) == 0)</div>
<div class="line"><a id="l00115" name="l00115"></a><span class="lineno"> 115</span> {</div>
<div class="line"><a id="l00116" name="l00116"></a><span class="lineno"> 116</span> ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#acf62eadb2e019323fdbe8bbf536ad82c">ps3_plaintext_regions</a> = regions;</div>
<div class="line"><a id="l00117" name="l00117"></a><span class="lineno"> 117</span> ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#a1bfda8e3b76471a7b526d05f4855f8f1">ps3_plaintext_region_count</a> = count;</div>
<div class="line"><a id="l00118" name="l00118"></a><span class="lineno"> 118</span> }</div>
<div class="line"><a id="l00119" name="l00119"></a><span class="lineno"> 119</span> }</div>
<div class="line"><a id="l00120" name="l00120"></a><span class="lineno"> 120</span> }</div>
<div class="line"><a id="l00121" name="l00121"></a><span class="lineno"> 121</span>}</div>
</div>
<div class="ttc" id="aaaruformat_8h_html"><div class="ttname"><a href="aaruformat_8h.html">aaruformat.h</a></div></div>
<div class="ttc" id="aaes128_8c_html_a86c652b61efa48d45729e9eea1bab8b1"><div class="ttname"><a href="aes128_8c.html#a86c652b61efa48d45729e9eea1bab8b1">aes128_cbc_decrypt</a></div><div class="ttdeci">void aes128_cbc_decrypt(const uint8_t key[16], const uint8_t iv[16], uint8_t *data, uint32_t length)</div><div class="ttdoc">AES-128 CBC decrypt data in-place.</div><div class="ttdef"><b>Definition</b> <a href="aes128_8c_source.html#l00290">aes128.c:290</a></div></div>
<div class="ttc" id="aaes128_8c_html_ae5b59a027bc443c26cc5626455d77eb9"><div class="ttname"><a href="aes128_8c.html#ae5b59a027bc443c26cc5626455d77eb9">aes128_cbc_encrypt</a></div><div class="ttdeci">void aes128_cbc_encrypt(const uint8_t key[16], const uint8_t iv[16], uint8_t *data, uint32_t length)</div><div class="ttdoc">AES-128 CBC encrypt data in-place.</div><div class="ttdef"><b>Definition</b> <a href="aes128_8c_source.html#l00274">aes128.c:274</a></div></div>
<div class="ttc" id="aaes128_8h_html"><div class="ttname"><a href="aes128_8h.html">aes128.h</a></div></div>
<div class="ttc" id="agroup__MediaTags_html_ggabdd09c559df8f34ae68fcb2ff1892ebea3484025e0fcd8a29a5c86b04c02488dc"><div class="ttname"><a href="group__MediaTags.html#ggabdd09c559df8f34ae68fcb2ff1892ebea3484025e0fcd8a29a5c86b04c02488dc">kMediaTagPs3DiscKey</a></div><div class="ttdeci">@ kMediaTagPs3DiscKey</div><div class="ttdoc">PS3 derived disc key (16 bytes).</div><div class="ttdef"><b>Definition</b> <a href="aaru_8h_source.html#l01080">aaru.h:1080</a></div></div>
<div class="ttc" id="agroup__MediaTags_html_ggabdd09c559df8f34ae68fcb2ff1892ebea5affd41305575bf9f71ace8d93787713"><div class="ttname"><a href="group__MediaTags.html#ggabdd09c559df8f34ae68fcb2ff1892ebea5affd41305575bf9f71ace8d93787713">kMediaTagPs3EncryptionMap</a></div><div class="ttdeci">@ kMediaTagPs3EncryptionMap</div><div class="ttdoc">PS3 encryption region map (serialized from sector 0).</div><div class="ttdef"><b>Definition</b> <a href="aaru_8h_source.html#l01084">aaru.h:1084</a></div></div>
<div class="ttc" id="agroup__MediaTags_html_ggabdd09c559df8f34ae68fcb2ff1892ebea829647f60fd9e3636b195750ee1d032b"><div class="ttname"><a href="group__MediaTags.html#ggabdd09c559df8f34ae68fcb2ff1892ebea829647f60fd9e3636b195750ee1d032b">kMediaTagPs3Data1</a></div><div class="ttdeci">@ kMediaTagPs3Data1</div><div class="ttdoc">PS3 data1 key (16 bytes, from disc).</div><div class="ttdef"><b>Definition</b> <a href="aaru_8h_source.html#l01081">aaru.h:1081</a></div></div>
<div class="ttc" id="aps3__crypto_8c_html_a1cb0bb57269e771ed42f5619ce222864"><div class="ttname"><a href="ps3__crypto_8c.html#a1cb0bb57269e771ed42f5619ce222864">PS3_ERK_IV</a></div><div class="ttdeci">static const uint8_t PS3_ERK_IV[16]</div><div class="ttdef"><b>Definition</b> <a href="#l00036">ps3_crypto.c:36</a></div></div>
<div class="ttc" id="aps3__crypto_8c_html_a8c99822e07011d07362d5d40487eded6"><div class="ttname"><a href="ps3__crypto_8c.html#a8c99822e07011d07362d5d40487eded6">ps3_lazy_init</a></div><div class="ttdeci">void ps3_lazy_init(aaruformat_context *ctx)</div><div class="ttdoc">Lazy-initialize PS3 encryption state from context media tags.</div><div class="ttdef"><b>Definition</b> <a href="#l00070">ps3_crypto.c:70</a></div></div>
<div class="ttc" id="aps3__crypto_8c_html_a8ee401b8bd7370fef44a5cfdcf361ee6"><div class="ttname"><a href="ps3__crypto_8c.html#a8ee401b8bd7370fef44a5cfdcf361ee6">ps3_derive_disc_key</a></div><div class="ttdeci">void ps3_derive_disc_key(const uint8_t data1[16], uint8_t disc_key[16])</div><div class="ttdoc">Derive a PS3 disc key from a data1 key.</div><div class="ttdef"><b>Definition</b> <a href="#l00039">ps3_crypto.c:39</a></div></div>
<div class="ttc" id="aps3__crypto_8c_html_a9c59bc8ce8ecd8457a8eb62287b09915"><div class="ttname"><a href="ps3__crypto_8c.html#a9c59bc8ce8ecd8457a8eb62287b09915">ps3_derive_iv</a></div><div class="ttdeci">void ps3_derive_iv(uint64_t sector_num, uint8_t iv[16])</div><div class="ttdoc">Derive the per-sector AES IV from a sector number.</div><div class="ttdef"><b>Definition</b> <a href="#l00045">ps3_crypto.c:45</a></div></div>
<div class="ttc" id="aps3__crypto_8c_html_acc35345c5e7216dd7b459a5214c560a9"><div class="ttname"><a href="ps3__crypto_8c.html#acc35345c5e7216dd7b459a5214c560a9">PS3_ERK</a></div><div class="ttdeci">static const uint8_t PS3_ERK[16]</div><div class="ttdef"><b>Definition</b> <a href="#l00032">ps3_crypto.c:32</a></div></div>
<div class="ttc" id="aps3__crypto_8c_html_af7ff1fb41dd6ad9c3449d7c48bc5a462"><div class="ttname"><a href="ps3__crypto_8c.html#af7ff1fb41dd6ad9c3449d7c48bc5a462">ps3_decrypt_sector</a></div><div class="ttdeci">void ps3_decrypt_sector(const uint8_t disc_key[16], uint64_t sector_num, uint8_t *data, uint32_t length)</div><div class="ttdoc">Decrypt a sector using PS3 disc encryption (AES-128-CBC).</div><div class="ttdef"><b>Definition</b> <a href="#l00063">ps3_crypto.c:63</a></div></div>
<div class="ttc" id="aps3__crypto_8c_html_af9a3081e827ba140edc64fda2e93ee96"><div class="ttname"><a href="ps3__crypto_8c.html#af9a3081e827ba140edc64fda2e93ee96">ps3_encrypt_sector</a></div><div class="ttdeci">void ps3_encrypt_sector(const uint8_t disc_key[16], uint64_t sector_num, uint8_t *data, uint32_t length)</div><div class="ttdoc">Encrypt a sector using PS3 disc encryption (AES-128-CBC).</div><div class="ttdef"><b>Definition</b> <a href="#l00056">ps3_crypto.c:56</a></div></div>
<div class="ttc" id="aps3__crypto_8h_html"><div class="ttname"><a href="ps3__crypto_8h.html">ps3_crypto.h</a></div></div>
<div class="ttc" id="aps3__encryption__map_8c_html_a49a5e6c2b524988714513c446e2d200d"><div class="ttname"><a href="ps3__encryption__map_8c.html#a49a5e6c2b524988714513c446e2d200d">ps3_deserialize_encryption_map</a></div><div class="ttdeci">int32_t ps3_deserialize_encryption_map(const uint8_t *data, uint32_t length, Ps3PlaintextRegion **regions, uint32_t *count)</div><div class="ttdoc">Deserialize plaintext regions from little-endian binary (media tag format).</div><div class="ttdef"><b>Definition</b> <a href="ps3__encryption__map_8c_source.html#l00117">ps3_encryption_map.c:117</a></div></div>
<div class="ttc" id="aps3__encryption__map_8h_html"><div class="ttname"><a href="ps3__encryption__map_8h.html">ps3_encryption_map.h</a></div></div>
<div class="ttc" id="astructPs3PlaintextRegion_html"><div class="ttname"><a href="structPs3PlaintextRegion.html">Ps3PlaintextRegion</a></div><div class="ttdoc">A plaintext (unencrypted) region on a PS3 disc.</div><div class="ttdef"><b>Definition</b> <a href="ps3__encryption__map_8h_source.html#l00033">ps3_encryption_map.h:34</a></div></div>
<div class="ttc" id="astructaaruformat__context_html"><div class="ttname"><a href="structaaruformat__context.html">aaruformat_context</a></div><div class="ttdoc">Master context representing an open or in‑creation Aaru image.</div><div class="ttdef"><b>Definition</b> <a href="context_8h_source.html#l00174">context.h:175</a></div></div>
<div class="ttc" id="astructaaruformat__context_html_a016a2c15a10105ff17628c9ee7f5c424"><div class="ttname"><a href="structaaruformat__context.html#a016a2c15a10105ff17628c9ee7f5c424">aaruformat_context::ps3_disc_key</a></div><div class="ttdeci">uint8_t * ps3_disc_key</div><div class="ttdoc">Cached disc key (16 bytes), NULL if not loaded.</div><div class="ttdef"><b>Definition</b> <a href="context_8h_source.html#l00348">context.h:348</a></div></div>
<div class="ttc" id="astructaaruformat__context_html_a1bfda8e3b76471a7b526d05f4855f8f1"><div class="ttname"><a href="structaaruformat__context.html#a1bfda8e3b76471a7b526d05f4855f8f1">aaruformat_context::ps3_plaintext_region_count</a></div><div class="ttdeci">uint32_t ps3_plaintext_region_count</div><div class="ttdoc">Number of plaintext regions.</div><div class="ttdef"><b>Definition</b> <a href="context_8h_source.html#l00350">context.h:350</a></div></div>
<div class="ttc" id="astructaaruformat__context_html_a8b769e9fb9467aa11d4a2936cf5cf5ed"><div class="ttname"><a href="structaaruformat__context.html#a8b769e9fb9467aa11d4a2936cf5cf5ed">aaruformat_context::mediaTags</a></div><div class="ttdeci">mediaTagEntry * mediaTags</div><div class="ttdoc">Hash table of extra media tags (uthash root).</div><div class="ttdef"><b>Definition</b> <a href="context_8h_source.html#l00267">context.h:267</a></div></div>
<div class="ttc" id="astructaaruformat__context_html_acf62eadb2e019323fdbe8bbf536ad82c"><div class="ttname"><a href="structaaruformat__context.html#acf62eadb2e019323fdbe8bbf536ad82c">aaruformat_context::ps3_plaintext_regions</a></div><div class="ttdeci">void * ps3_plaintext_regions</div><div class="ttdoc">Parsed Ps3PlaintextRegion array (max 32), NULL if not loaded.</div><div class="ttdef"><b>Definition</b> <a href="context_8h_source.html#l00349">context.h:349</a></div></div>
<div class="ttc" id="astructmediaTagEntry_html"><div class="ttname"><a href="structmediaTagEntry.html">mediaTagEntry</a></div><div class="ttdoc">Hash table entry for an arbitrary media tag (e.g., proprietary drive/medium descriptor).</div><div class="ttdef"><b>Definition</b> <a href="context_8h_source.html#l00121">context.h:122</a></div></div>
<div class="ttc" id="astructmediaTagEntry_html_a334fc65b37efdfb624e804e98c398927"><div class="ttname"><a href="structmediaTagEntry.html#a334fc65b37efdfb624e804e98c398927">mediaTagEntry::data</a></div><div class="ttdeci">uint8_t * data</div><div class="ttdoc">Tag data blob (opaque to library core); length bytes long.</div><div class="ttdef"><b>Definition</b> <a href="context_8h_source.html#l00123">context.h:123</a></div></div>
<div class="ttc" id="astructmediaTagEntry_html_aa96c6684fd98145d0089d72957d2afa7"><div class="ttname"><a href="structmediaTagEntry.html#aa96c6684fd98145d0089d72957d2afa7">mediaTagEntry::length</a></div><div class="ttdeci">uint32_t length</div><div class="ttdoc">Length in bytes of data.</div><div class="ttdef"><b>Definition</b> <a href="context_8h_source.html#l00125">context.h:125</a></div></div>
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