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<div id="projectname">libaaruformat<span id="projectnumber">&#160;1.0</span>
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<div id="projectbrief">Aaru Data Preservation Suite - Format Library</div>
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<a href="index__v2_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) 2019-2025 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; either version 2.1 of the</span></div>
<div class="line"><a id="l00008" name="l00008"></a><span class="lineno"> 8</span><span class="comment"> * License, or (at your option) any later version.</span></div>
<div class="line"><a id="l00009" name="l00009"></a><span class="lineno"> 9</span><span class="comment"> *</span></div>
<div class="line"><a id="l00010" name="l00010"></a><span class="lineno"> 10</span><span class="comment"> * This library is distributed in the hope that it will be useful, but</span></div>
<div class="line"><a id="l00011" name="l00011"></a><span class="lineno"> 11</span><span class="comment"> * WITHOUT ANY WARRANTY; without even the implied warranty of</span></div>
<div class="line"><a id="l00012" name="l00012"></a><span class="lineno"> 12</span><span class="comment"> * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU</span></div>
<div class="line"><a id="l00013" name="l00013"></a><span class="lineno"> 13</span><span class="comment"> * Lesser General Public License for more details.</span></div>
<div class="line"><a id="l00014" name="l00014"></a><span class="lineno"> 14</span><span class="comment"> *</span></div>
<div class="line"><a id="l00015" name="l00015"></a><span class="lineno"> 15</span><span class="comment"> * You should have received a copy of the GNU Lesser General Public</span></div>
<div class="line"><a id="l00016" name="l00016"></a><span class="lineno"> 16</span><span class="comment"> * License along with this library; if not, see &lt;http://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> </div>
<div class="line"><a id="l00019" name="l00019"></a><span class="lineno"> 19</span><span class="preprocessor">#include &lt;limits.h&gt;</span></div>
<div class="line"><a id="l00020" name="l00020"></a><span class="lineno"> 20</span><span class="preprocessor">#include &lt;stdint.h&gt;</span></div>
<div class="line"><a id="l00021" name="l00021"></a><span class="lineno"> 21</span><span class="preprocessor">#include &lt;stdio.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> </div>
<div class="line"><a id="l00024" name="l00024"></a><span class="lineno"> 24</span><span class="preprocessor">#include &quot;<a class="code" href="aaruformat_8h.html">aaruformat.h</a>&quot;</span></div>
<div class="line"><a id="l00025" name="l00025"></a><span class="lineno"> 25</span><span class="preprocessor">#include &quot;<a class="code" href="log_8h.html">log.h</a>&quot;</span></div>
<div class="line"><a id="l00026" name="l00026"></a><span class="lineno"> 26</span><span class="preprocessor">#include &quot;utarray.h&quot;</span></div>
<div class="line"><a id="l00027" name="l00027"></a><span class="lineno"> 27</span></div>
<div class="foldopen" id="foldopen00081" data-start="{" data-end="}">
<div class="line"><a id="l00081" name="l00081"></a><span class="lineno"><a class="line" href="internal_8h.html#a1baad6508d1cde5a712794e956fb3d3c"> 81</a></span>UT_array *<a class="code hl_function" href="index__v2_8c.html#a1baad6508d1cde5a712794e956fb3d3c">process_index_v2</a>(<a class="code hl_struct" href="structaaruformat__context.html">aaruformat_context</a> *ctx)</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> <a class="code hl_define" href="log_8h.html#a21cc0459b78d5f2d7bd737e5aae1278a">TRACE</a>(<span class="stringliteral">&quot;Entering process_index_v2(%p)&quot;</span>, ctx);</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> UT_array *index_entries = NULL;</div>
<div class="line"><a id="l00086" name="l00086"></a><span class="lineno"> 86</span> <a class="code hl_struct" href="structIndexEntry.html">IndexEntry</a> entry;</div>
<div class="line"><a id="l00087" name="l00087"></a><span class="lineno"> 87</span> </div>
<div class="line"><a id="l00088" name="l00088"></a><span class="lineno"> 88</span> <span class="keywordflow">if</span>(ctx == NULL || ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#ab516fae594bde4f76b75488d0a3ca3a8">imageStream</a> == NULL) { <span class="keywordflow">return</span> NULL; }</div>
<div class="line"><a id="l00089" name="l00089"></a><span class="lineno"> 89</span> </div>
<div class="line"><a id="l00090" name="l00090"></a><span class="lineno"> 90</span> <span class="comment">// Initialize the index entries array</span></div>
<div class="line"><a id="l00091" name="l00091"></a><span class="lineno"> 91</span> <span class="keyword">const</span> UT_icd index_entry_icd = {<span class="keyword">sizeof</span>(<a class="code hl_struct" href="structIndexEntry.html">IndexEntry</a>), NULL, NULL, NULL};</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> utarray_new(index_entries, &amp;index_entry_icd);</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> <span class="keywordflow">if</span>(index_entries == NULL)</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> <a class="code hl_define" href="log_8h.html#a053d6037d543b84ce59308ce71d15cd1">FATAL</a>(<span class="stringliteral">&quot;Could not allocate memory for index entries array.&quot;</span>);</div>
<div class="line"><a id="l00098" name="l00098"></a><span class="lineno"> 98</span> <a class="code hl_define" href="log_8h.html#a21cc0459b78d5f2d7bd737e5aae1278a">TRACE</a>(<span class="stringliteral">&quot;Exiting process_index_v2() = NULL&quot;</span>);</div>
<div class="line"><a id="l00099" name="l00099"></a><span class="lineno"> 99</span> <span class="keywordflow">return</span> NULL;</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 the index header</span></div>
<div class="line"><a id="l00103" name="l00103"></a><span class="lineno"> 103</span> <a class="code hl_define" href="log_8h.html#a21cc0459b78d5f2d7bd737e5aae1278a">TRACE</a>(<span class="stringliteral">&quot;Reading index header at position %llu&quot;</span>, ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#a670dec8d59407989fefc361dc26c6832">header</a>.<a class="code hl_variable" href="structAaruHeaderV2.html#a4ec4b1d593f5a0af19f6d7b8eaeada40">indexOffset</a>);</div>
<div class="line"><a id="l00104" name="l00104"></a><span class="lineno"> 104</span> <span class="keywordflow">if</span>(fseek(ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#ab516fae594bde4f76b75488d0a3ca3a8">imageStream</a>, ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#a670dec8d59407989fefc361dc26c6832">header</a>.<a class="code hl_variable" href="structAaruHeaderV2.html#a4ec4b1d593f5a0af19f6d7b8eaeada40">indexOffset</a>, SEEK_SET) != 0)</div>
<div class="line"><a id="l00105" name="l00105"></a><span class="lineno"> 105</span> {</div>
<div class="line"><a id="l00106" name="l00106"></a><span class="lineno"> 106</span> <a class="code hl_define" href="log_8h.html#a053d6037d543b84ce59308ce71d15cd1">FATAL</a>(<span class="stringliteral">&quot;Could not seek to index header at %llu.&quot;</span>, ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#a670dec8d59407989fefc361dc26c6832">header</a>.<a class="code hl_variable" href="structAaruHeaderV2.html#a4ec4b1d593f5a0af19f6d7b8eaeada40">indexOffset</a>);</div>
<div class="line"><a id="l00107" name="l00107"></a><span class="lineno"> 107</span> utarray_free(index_entries);</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> <a class="code hl_define" href="log_8h.html#a21cc0459b78d5f2d7bd737e5aae1278a">TRACE</a>(<span class="stringliteral">&quot;Exiting process_index_v2() = NULL&quot;</span>);</div>
<div class="line"><a id="l00110" name="l00110"></a><span class="lineno"> 110</span> <span class="keywordflow">return</span> NULL;</div>
<div class="line"><a id="l00111" name="l00111"></a><span class="lineno"> 111</span> }</div>
<div class="line"><a id="l00112" name="l00112"></a><span class="lineno"> 112</span> <a class="code hl_struct" href="structIndexHeader2.html">IndexHeader2</a> idx_header;</div>
<div class="line"><a id="l00113" name="l00113"></a><span class="lineno"> 113</span> <span class="keywordflow">if</span>(fread(&amp;idx_header, <span class="keyword">sizeof</span>(<a class="code hl_struct" href="structIndexHeader2.html">IndexHeader2</a>), 1, ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#ab516fae594bde4f76b75488d0a3ca3a8">imageStream</a>) != 1)</div>
<div class="line"><a id="l00114" name="l00114"></a><span class="lineno"> 114</span> {</div>
<div class="line"><a id="l00115" name="l00115"></a><span class="lineno"> 115</span> <a class="code hl_define" href="log_8h.html#a053d6037d543b84ce59308ce71d15cd1">FATAL</a>(<span class="stringliteral">&quot;Could not read index header at %llu.&quot;</span>, ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#a670dec8d59407989fefc361dc26c6832">header</a>.<a class="code hl_variable" href="structAaruHeaderV2.html#a4ec4b1d593f5a0af19f6d7b8eaeada40">indexOffset</a>);</div>
<div class="line"><a id="l00116" name="l00116"></a><span class="lineno"> 116</span> utarray_free(index_entries);</div>
<div class="line"><a id="l00117" name="l00117"></a><span class="lineno"> 117</span> </div>
<div class="line"><a id="l00118" name="l00118"></a><span class="lineno"> 118</span> <a class="code hl_define" href="log_8h.html#a21cc0459b78d5f2d7bd737e5aae1278a">TRACE</a>(<span class="stringliteral">&quot;Exiting process_index_v2() = NULL&quot;</span>);</div>
<div class="line"><a id="l00119" name="l00119"></a><span class="lineno"> 119</span> <span class="keywordflow">return</span> NULL;</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 class="line"><a id="l00122" name="l00122"></a><span class="lineno"> 122</span> <span class="comment">// Check if the index header is valid</span></div>
<div class="line"><a id="l00123" name="l00123"></a><span class="lineno"> 123</span> <span class="keywordflow">if</span>(idx_header.<a class="code hl_variable" href="structIndexHeader2.html#a6b95ee733661cf13e56a46ecd1e048b0">identifier</a> != <a class="code hl_enumvalue" href="enums_8h.html#a54420623f26ab6bb61042b41cccf37a3a6ee3c4c583df36e3dfe796593c1e9439">IndexBlock2</a>)</div>
<div class="line"><a id="l00124" name="l00124"></a><span class="lineno"> 124</span> {</div>
<div class="line"><a id="l00125" name="l00125"></a><span class="lineno"> 125</span> <a class="code hl_define" href="log_8h.html#a053d6037d543b84ce59308ce71d15cd1">FATAL</a>(<span class="stringliteral">&quot;Incorrect index identifier.&quot;</span>);</div>
<div class="line"><a id="l00126" name="l00126"></a><span class="lineno"> 126</span> utarray_free(index_entries);</div>
<div class="line"><a id="l00127" name="l00127"></a><span class="lineno"> 127</span> </div>
<div class="line"><a id="l00128" name="l00128"></a><span class="lineno"> 128</span> <a class="code hl_define" href="log_8h.html#a21cc0459b78d5f2d7bd737e5aae1278a">TRACE</a>(<span class="stringliteral">&quot;Exiting process_index_v2() = NULL&quot;</span>);</div>
<div class="line"><a id="l00129" name="l00129"></a><span class="lineno"> 129</span> <span class="keywordflow">return</span> NULL;</div>
<div class="line"><a id="l00130" name="l00130"></a><span class="lineno"> 130</span> }</div>
<div class="line"><a id="l00131" name="l00131"></a><span class="lineno"> 131</span> </div>
<div class="line"><a id="l00132" name="l00132"></a><span class="lineno"> 132</span> <span class="keywordflow">for</span>(uint64_t i = 0; i &lt; idx_header.<a class="code hl_variable" href="structIndexHeader2.html#a514ed0ba071841bc96f9583b67c664f9">entries</a>; i++)</div>
<div class="line"><a id="l00133" name="l00133"></a><span class="lineno"> 133</span> {</div>
<div class="line"><a id="l00134" name="l00134"></a><span class="lineno"> 134</span> <span class="keywordflow">if</span>(fread(&amp;entry, <span class="keyword">sizeof</span>(<a class="code hl_struct" href="structIndexEntry.html">IndexEntry</a>), 1, ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#ab516fae594bde4f76b75488d0a3ca3a8">imageStream</a>) != 1)</div>
<div class="line"><a id="l00135" name="l00135"></a><span class="lineno"> 135</span> {</div>
<div class="line"><a id="l00136" name="l00136"></a><span class="lineno"> 136</span> <a class="code hl_define" href="log_8h.html#a053d6037d543b84ce59308ce71d15cd1">FATAL</a>(<span class="stringliteral">&quot;Could not read index entry %llu at %llu.&quot;</span>, (<span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> <span class="keywordtype">long</span>)i, ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#a670dec8d59407989fefc361dc26c6832">header</a>.<a class="code hl_variable" href="structAaruHeaderV2.html#a4ec4b1d593f5a0af19f6d7b8eaeada40">indexOffset</a>);</div>
<div class="line"><a id="l00137" name="l00137"></a><span class="lineno"> 137</span> utarray_free(index_entries);</div>
<div class="line"><a id="l00138" name="l00138"></a><span class="lineno"> 138</span> </div>
<div class="line"><a id="l00139" name="l00139"></a><span class="lineno"> 139</span> <a class="code hl_define" href="log_8h.html#a21cc0459b78d5f2d7bd737e5aae1278a">TRACE</a>(<span class="stringliteral">&quot;Exiting process_index_v2() = NULL&quot;</span>);</div>
<div class="line"><a id="l00140" name="l00140"></a><span class="lineno"> 140</span> <span class="keywordflow">return</span> NULL;</div>
<div class="line"><a id="l00141" name="l00141"></a><span class="lineno"> 141</span> }</div>
<div class="line"><a id="l00142" name="l00142"></a><span class="lineno"> 142</span> </div>
<div class="line"><a id="l00143" name="l00143"></a><span class="lineno"> 143</span> utarray_push_back(index_entries, &amp;entry);</div>
<div class="line"><a id="l00144" name="l00144"></a><span class="lineno"> 144</span> }</div>
<div class="line"><a id="l00145" name="l00145"></a><span class="lineno"> 145</span> </div>
<div class="line"><a id="l00146" name="l00146"></a><span class="lineno"> 146</span> <a class="code hl_define" href="log_8h.html#a21cc0459b78d5f2d7bd737e5aae1278a">TRACE</a>(<span class="stringliteral">&quot;Read %llu index entries from index block at position %llu&quot;</span>, (<span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> <span class="keywordtype">long</span>)idx_header.<a class="code hl_variable" href="structIndexHeader2.html#a514ed0ba071841bc96f9583b67c664f9">entries</a>,</div>
<div class="line"><a id="l00147" name="l00147"></a><span class="lineno"> 147</span> ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#a670dec8d59407989fefc361dc26c6832">header</a>.<a class="code hl_variable" href="structAaruHeaderV2.html#a4ec4b1d593f5a0af19f6d7b8eaeada40">indexOffset</a>);</div>
<div class="line"><a id="l00148" name="l00148"></a><span class="lineno"> 148</span> <span class="keywordflow">return</span> index_entries;</div>
<div class="line"><a id="l00149" name="l00149"></a><span class="lineno"> 149</span>}</div>
</div>
<div class="line"><a id="l00150" name="l00150"></a><span class="lineno"> 150</span></div>
<div class="foldopen" id="foldopen00227" data-start="{" data-end="}">
<div class="line"><a id="l00227" name="l00227"></a><span class="lineno"><a class="line" href="internal_8h.html#ae234e22b16b085d18614110630034db5"> 227</a></span>int32_t <a class="code hl_function" href="index__v2_8c.html#ae234e22b16b085d18614110630034db5">verify_index_v2</a>(<a class="code hl_struct" href="structaaruformat__context.html">aaruformat_context</a> *ctx)</div>
<div class="line"><a id="l00228" name="l00228"></a><span class="lineno"> 228</span>{</div>
<div class="line"><a id="l00229" name="l00229"></a><span class="lineno"> 229</span> <a class="code hl_define" href="log_8h.html#a21cc0459b78d5f2d7bd737e5aae1278a">TRACE</a>(<span class="stringliteral">&quot;Entering verify_index_v2(%p)&quot;</span>, ctx);</div>
<div class="line"><a id="l00230" name="l00230"></a><span class="lineno"> 230</span> </div>
<div class="line"><a id="l00231" name="l00231"></a><span class="lineno"> 231</span> <span class="keywordtype">size_t</span> read_bytes = 0;</div>
<div class="line"><a id="l00232" name="l00232"></a><span class="lineno"> 232</span> <a class="code hl_struct" href="structIndexHeader2.html">IndexHeader2</a> index_header;</div>
<div class="line"><a id="l00233" name="l00233"></a><span class="lineno"> 233</span> uint64_t crc64 = 0;</div>
<div class="line"><a id="l00234" name="l00234"></a><span class="lineno"> 234</span> <a class="code hl_struct" href="structIndexEntry.html">IndexEntry</a> *index_entries = NULL;</div>
<div class="line"><a id="l00235" name="l00235"></a><span class="lineno"> 235</span> </div>
<div class="line"><a id="l00236" name="l00236"></a><span class="lineno"> 236</span> <span class="keywordflow">if</span>(ctx == NULL || ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#ab516fae594bde4f76b75488d0a3ca3a8">imageStream</a> == NULL)</div>
<div class="line"><a id="l00237" name="l00237"></a><span class="lineno"> 237</span> {</div>
<div class="line"><a id="l00238" name="l00238"></a><span class="lineno"> 238</span> <a class="code hl_define" href="log_8h.html#a053d6037d543b84ce59308ce71d15cd1">FATAL</a>(<span class="stringliteral">&quot;Invalid context or image stream.&quot;</span>);</div>
<div class="line"><a id="l00239" name="l00239"></a><span class="lineno"> 239</span> </div>
<div class="line"><a id="l00240" name="l00240"></a><span class="lineno"> 240</span> <a class="code hl_define" href="log_8h.html#a21cc0459b78d5f2d7bd737e5aae1278a">TRACE</a>(<span class="stringliteral">&quot;Exiting verify_index_v2() = AARUF_ERROR_NOT_AARUFORMAT&quot;</span>);</div>
<div class="line"><a id="l00241" name="l00241"></a><span class="lineno"> 241</span> <span class="keywordflow">return</span> <a class="code hl_define" href="errors_8h.html#abb63e240b11d790da83bd34507b57851">AARUF_ERROR_NOT_AARUFORMAT</a>;</div>
<div class="line"><a id="l00242" name="l00242"></a><span class="lineno"> 242</span> }</div>
<div class="line"><a id="l00243" name="l00243"></a><span class="lineno"> 243</span> </div>
<div class="line"><a id="l00244" name="l00244"></a><span class="lineno"> 244</span> <span class="comment">// This will traverse all blocks and check their CRC64 without uncompressing them</span></div>
<div class="line"><a id="l00245" name="l00245"></a><span class="lineno"> 245</span> <a class="code hl_define" href="log_8h.html#a21cc0459b78d5f2d7bd737e5aae1278a">TRACE</a>(<span class="stringliteral">&quot;Checking index integrity at %llu.&quot;</span>, ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#a670dec8d59407989fefc361dc26c6832">header</a>.<a class="code hl_variable" href="structAaruHeaderV2.html#a4ec4b1d593f5a0af19f6d7b8eaeada40">indexOffset</a>);</div>
<div class="line"><a id="l00246" name="l00246"></a><span class="lineno"> 246</span> <span class="keywordflow">if</span>(fseek(ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#ab516fae594bde4f76b75488d0a3ca3a8">imageStream</a>, ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#a670dec8d59407989fefc361dc26c6832">header</a>.<a class="code hl_variable" href="structAaruHeaderV2.html#a4ec4b1d593f5a0af19f6d7b8eaeada40">indexOffset</a>, SEEK_SET) != 0)</div>
<div class="line"><a id="l00247" name="l00247"></a><span class="lineno"> 247</span> {</div>
<div class="line"><a id="l00248" name="l00248"></a><span class="lineno"> 248</span> <a class="code hl_define" href="log_8h.html#a053d6037d543b84ce59308ce71d15cd1">FATAL</a>(<span class="stringliteral">&quot;Could not seek to index header at %llu.&quot;</span>, ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#a670dec8d59407989fefc361dc26c6832">header</a>.<a class="code hl_variable" href="structAaruHeaderV2.html#a4ec4b1d593f5a0af19f6d7b8eaeada40">indexOffset</a>);</div>
<div class="line"><a id="l00249" name="l00249"></a><span class="lineno"> 249</span> </div>
<div class="line"><a id="l00250" name="l00250"></a><span class="lineno"> 250</span> <a class="code hl_define" href="log_8h.html#a21cc0459b78d5f2d7bd737e5aae1278a">TRACE</a>(<span class="stringliteral">&quot;Exiting verify_index_v2() = AARUF_ERROR_CANNOT_READ_HEADER&quot;</span>);</div>
<div class="line"><a id="l00251" name="l00251"></a><span class="lineno"> 251</span> <span class="keywordflow">return</span> <a class="code hl_define" href="errors_8h.html#a3459a04771fe04f8f77bfa90563a4375">AARUF_ERROR_CANNOT_READ_HEADER</a>;</div>
<div class="line"><a id="l00252" name="l00252"></a><span class="lineno"> 252</span> }</div>
<div class="line"><a id="l00253" name="l00253"></a><span class="lineno"> 253</span> </div>
<div class="line"><a id="l00254" name="l00254"></a><span class="lineno"> 254</span> <span class="comment">// Read the index header</span></div>
<div class="line"><a id="l00255" name="l00255"></a><span class="lineno"> 255</span> <a class="code hl_define" href="log_8h.html#a21cc0459b78d5f2d7bd737e5aae1278a">TRACE</a>(<span class="stringliteral">&quot;Reading index header at position %llu&quot;</span>, ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#a670dec8d59407989fefc361dc26c6832">header</a>.<a class="code hl_variable" href="structAaruHeaderV2.html#a4ec4b1d593f5a0af19f6d7b8eaeada40">indexOffset</a>);</div>
<div class="line"><a id="l00256" name="l00256"></a><span class="lineno"> 256</span> read_bytes = fread(&amp;index_header, 1, <span class="keyword">sizeof</span>(<a class="code hl_struct" href="structIndexHeader2.html">IndexHeader2</a>), ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#ab516fae594bde4f76b75488d0a3ca3a8">imageStream</a>);</div>
<div class="line"><a id="l00257" name="l00257"></a><span class="lineno"> 257</span> </div>
<div class="line"><a id="l00258" name="l00258"></a><span class="lineno"> 258</span> <span class="keywordflow">if</span>(read_bytes != <span class="keyword">sizeof</span>(<a class="code hl_struct" href="structIndexHeader2.html">IndexHeader2</a>))</div>
<div class="line"><a id="l00259" name="l00259"></a><span class="lineno"> 259</span> {</div>
<div class="line"><a id="l00260" name="l00260"></a><span class="lineno"> 260</span> <a class="code hl_define" href="log_8h.html#a053d6037d543b84ce59308ce71d15cd1">FATAL</a>(<span class="stringliteral">&quot;Could not read index header.&quot;</span>);</div>
<div class="line"><a id="l00261" name="l00261"></a><span class="lineno"> 261</span> </div>
<div class="line"><a id="l00262" name="l00262"></a><span class="lineno"> 262</span> <a class="code hl_define" href="log_8h.html#a21cc0459b78d5f2d7bd737e5aae1278a">TRACE</a>(<span class="stringliteral">&quot;Exiting verify_index_v2() = AARUF_ERROR_CANNOT_READ_HEADER&quot;</span>);</div>
<div class="line"><a id="l00263" name="l00263"></a><span class="lineno"> 263</span> <span class="keywordflow">return</span> <a class="code hl_define" href="errors_8h.html#a3459a04771fe04f8f77bfa90563a4375">AARUF_ERROR_CANNOT_READ_HEADER</a>;</div>
<div class="line"><a id="l00264" name="l00264"></a><span class="lineno"> 264</span> }</div>
<div class="line"><a id="l00265" name="l00265"></a><span class="lineno"> 265</span> </div>
<div class="line"><a id="l00266" name="l00266"></a><span class="lineno"> 266</span> <span class="keywordflow">if</span>(index_header.<a class="code hl_variable" href="structIndexHeader2.html#a6b95ee733661cf13e56a46ecd1e048b0">identifier</a> != <a class="code hl_enumvalue" href="enums_8h.html#a54420623f26ab6bb61042b41cccf37a3a6ee3c4c583df36e3dfe796593c1e9439">IndexBlock2</a>)</div>
<div class="line"><a id="l00267" name="l00267"></a><span class="lineno"> 267</span> {</div>
<div class="line"><a id="l00268" name="l00268"></a><span class="lineno"> 268</span> <a class="code hl_define" href="log_8h.html#a053d6037d543b84ce59308ce71d15cd1">FATAL</a>(<span class="stringliteral">&quot;Incorrect index identifier.&quot;</span>);</div>
<div class="line"><a id="l00269" name="l00269"></a><span class="lineno"> 269</span> </div>
<div class="line"><a id="l00270" name="l00270"></a><span class="lineno"> 270</span> <a class="code hl_define" href="log_8h.html#a21cc0459b78d5f2d7bd737e5aae1278a">TRACE</a>(<span class="stringliteral">&quot;Exiting verify_index_v2() = AARUF_ERROR_CANNOT_READ_INDEX&quot;</span>);</div>
<div class="line"><a id="l00271" name="l00271"></a><span class="lineno"> 271</span> <span class="keywordflow">return</span> <a class="code hl_define" href="errors_8h.html#ab6c57651868e0f35e3821680ebb2b17a">AARUF_ERROR_CANNOT_READ_INDEX</a>;</div>
<div class="line"><a id="l00272" name="l00272"></a><span class="lineno"> 272</span> }</div>
<div class="line"><a id="l00273" name="l00273"></a><span class="lineno"> 273</span> </div>
<div class="line"><a id="l00274" name="l00274"></a><span class="lineno"> 274</span> <a class="code hl_define" href="log_8h.html#a21cc0459b78d5f2d7bd737e5aae1278a">TRACE</a>(<span class="stringliteral">&quot;Index at %llu contains %llu entries.&quot;</span>, ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#a670dec8d59407989fefc361dc26c6832">header</a>.<a class="code hl_variable" href="structAaruHeaderV2.html#a4ec4b1d593f5a0af19f6d7b8eaeada40">indexOffset</a>, (<span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> <span class="keywordtype">long</span>)index_header.<a class="code hl_variable" href="structIndexHeader2.html#a514ed0ba071841bc96f9583b67c664f9">entries</a>);</div>
<div class="line"><a id="l00275" name="l00275"></a><span class="lineno"> 275</span> </div>
<div class="line"><a id="l00276" name="l00276"></a><span class="lineno"> 276</span> <span class="keywordflow">if</span>(index_header.<a class="code hl_variable" href="structIndexHeader2.html#a514ed0ba071841bc96f9583b67c664f9">entries</a> != 0 &amp;&amp; index_header.<a class="code hl_variable" href="structIndexHeader2.html#a514ed0ba071841bc96f9583b67c664f9">entries</a> &gt; SIZE_MAX / <span class="keyword">sizeof</span>(<a class="code hl_struct" href="structIndexEntry.html">IndexEntry</a>))</div>
<div class="line"><a id="l00277" name="l00277"></a><span class="lineno"> 277</span> {</div>
<div class="line"><a id="l00278" name="l00278"></a><span class="lineno"> 278</span> <a class="code hl_define" href="log_8h.html#a053d6037d543b84ce59308ce71d15cd1">FATAL</a>(<span class="stringliteral">&quot;Index entry count %llu is too large to process.&quot;</span>, (<span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> <span class="keywordtype">long</span>)index_header.<a class="code hl_variable" href="structIndexHeader2.html#a514ed0ba071841bc96f9583b67c664f9">entries</a>);</div>
<div class="line"><a id="l00279" name="l00279"></a><span class="lineno"> 279</span> </div>
<div class="line"><a id="l00280" name="l00280"></a><span class="lineno"> 280</span> <a class="code hl_define" href="log_8h.html#a21cc0459b78d5f2d7bd737e5aae1278a">TRACE</a>(<span class="stringliteral">&quot;Exiting verify_index_v2() = AARUF_ERROR_NOT_ENOUGH_MEMORY&quot;</span>);</div>
<div class="line"><a id="l00281" name="l00281"></a><span class="lineno"> 281</span> <span class="keywordflow">return</span> <a class="code hl_define" href="errors_8h.html#a35a771e3648bf971a004d4b2be9b5ec4">AARUF_ERROR_NOT_ENOUGH_MEMORY</a>;</div>
<div class="line"><a id="l00282" name="l00282"></a><span class="lineno"> 282</span> }</div>
<div class="line"><a id="l00283" name="l00283"></a><span class="lineno"> 283</span> </div>
<div class="line"><a id="l00284" name="l00284"></a><span class="lineno"> 284</span> <span class="keyword">const</span> <span class="keywordtype">size_t</span> entries_size = (size_t)index_header.<a class="code hl_variable" href="structIndexHeader2.html#a514ed0ba071841bc96f9583b67c664f9">entries</a> * <span class="keyword">sizeof</span>(<a class="code hl_struct" href="structIndexEntry.html">IndexEntry</a>);</div>
<div class="line"><a id="l00285" name="l00285"></a><span class="lineno"> 285</span> </div>
<div class="line"><a id="l00286" name="l00286"></a><span class="lineno"> 286</span> <span class="keywordflow">if</span>(entries_size &gt; 0)</div>
<div class="line"><a id="l00287" name="l00287"></a><span class="lineno"> 287</span> {</div>
<div class="line"><a id="l00288" name="l00288"></a><span class="lineno"> 288</span> index_entries = malloc(entries_size);</div>
<div class="line"><a id="l00289" name="l00289"></a><span class="lineno"> 289</span> </div>
<div class="line"><a id="l00290" name="l00290"></a><span class="lineno"> 290</span> <span class="keywordflow">if</span>(index_entries == NULL)</div>
<div class="line"><a id="l00291" name="l00291"></a><span class="lineno"> 291</span> {</div>
<div class="line"><a id="l00292" name="l00292"></a><span class="lineno"> 292</span> <a class="code hl_define" href="log_8h.html#a053d6037d543b84ce59308ce71d15cd1">FATAL</a>(<span class="stringliteral">&quot;Cannot allocate memory for index entries.&quot;</span>);</div>
<div class="line"><a id="l00293" name="l00293"></a><span class="lineno"> 293</span> </div>
<div class="line"><a id="l00294" name="l00294"></a><span class="lineno"> 294</span> <a class="code hl_define" href="log_8h.html#a21cc0459b78d5f2d7bd737e5aae1278a">TRACE</a>(<span class="stringliteral">&quot;Exiting verify_index_v2() = AARUF_ERROR_NOT_ENOUGH_MEMORY&quot;</span>);</div>
<div class="line"><a id="l00295" name="l00295"></a><span class="lineno"> 295</span> <span class="keywordflow">return</span> <a class="code hl_define" href="errors_8h.html#a35a771e3648bf971a004d4b2be9b5ec4">AARUF_ERROR_NOT_ENOUGH_MEMORY</a>;</div>
<div class="line"><a id="l00296" name="l00296"></a><span class="lineno"> 296</span> }</div>
<div class="line"><a id="l00297" name="l00297"></a><span class="lineno"> 297</span> </div>
<div class="line"><a id="l00298" name="l00298"></a><span class="lineno"> 298</span> read_bytes = fread(index_entries, 1, entries_size, ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#ab516fae594bde4f76b75488d0a3ca3a8">imageStream</a>);</div>
<div class="line"><a id="l00299" name="l00299"></a><span class="lineno"> 299</span> </div>
<div class="line"><a id="l00300" name="l00300"></a><span class="lineno"> 300</span> <span class="keywordflow">if</span>(read_bytes != entries_size)</div>
<div class="line"><a id="l00301" name="l00301"></a><span class="lineno"> 301</span> {</div>
<div class="line"><a id="l00302" name="l00302"></a><span class="lineno"> 302</span> <a class="code hl_define" href="log_8h.html#a053d6037d543b84ce59308ce71d15cd1">FATAL</a>(<span class="stringliteral">&quot;Could not read index entries.&quot;</span>);</div>
<div class="line"><a id="l00303" name="l00303"></a><span class="lineno"> 303</span> free(index_entries);</div>
<div class="line"><a id="l00304" name="l00304"></a><span class="lineno"> 304</span> </div>
<div class="line"><a id="l00305" name="l00305"></a><span class="lineno"> 305</span> <a class="code hl_define" href="log_8h.html#a21cc0459b78d5f2d7bd737e5aae1278a">TRACE</a>(<span class="stringliteral">&quot;Exiting verify_index_v2() = AARUF_ERROR_CANNOT_READ_INDEX&quot;</span>);</div>
<div class="line"><a id="l00306" name="l00306"></a><span class="lineno"> 306</span> <span class="keywordflow">return</span> <a class="code hl_define" href="errors_8h.html#ab6c57651868e0f35e3821680ebb2b17a">AARUF_ERROR_CANNOT_READ_INDEX</a>;</div>
<div class="line"><a id="l00307" name="l00307"></a><span class="lineno"> 307</span> }</div>
<div class="line"><a id="l00308" name="l00308"></a><span class="lineno"> 308</span> }</div>
<div class="line"><a id="l00309" name="l00309"></a><span class="lineno"> 309</span> </div>
<div class="line"><a id="l00310" name="l00310"></a><span class="lineno"> 310</span> <a class="code hl_struct" href="structcrc64__ctx.html">crc64_ctx</a> *crc_ctx = <a class="code hl_function" href="decls_8h.html#a66567ca64e31a687d4982cb254b45196">aaruf_crc64_init</a>();</div>
<div class="line"><a id="l00311" name="l00311"></a><span class="lineno"> 311</span> </div>
<div class="line"><a id="l00312" name="l00312"></a><span class="lineno"> 312</span> <span class="keywordflow">if</span>(crc_ctx == NULL)</div>
<div class="line"><a id="l00313" name="l00313"></a><span class="lineno"> 313</span> {</div>
<div class="line"><a id="l00314" name="l00314"></a><span class="lineno"> 314</span> <a class="code hl_define" href="log_8h.html#a053d6037d543b84ce59308ce71d15cd1">FATAL</a>(<span class="stringliteral">&quot;Cannot initialize CRC64 context.&quot;</span>);</div>
<div class="line"><a id="l00315" name="l00315"></a><span class="lineno"> 315</span> free(index_entries);</div>
<div class="line"><a id="l00316" name="l00316"></a><span class="lineno"> 316</span> </div>
<div class="line"><a id="l00317" name="l00317"></a><span class="lineno"> 317</span> <a class="code hl_define" href="log_8h.html#a21cc0459b78d5f2d7bd737e5aae1278a">TRACE</a>(<span class="stringliteral">&quot;Exiting verify_index_v2() = AARUF_ERROR_NOT_ENOUGH_MEMORY&quot;</span>);</div>
<div class="line"><a id="l00318" name="l00318"></a><span class="lineno"> 318</span> <span class="keywordflow">return</span> <a class="code hl_define" href="errors_8h.html#a35a771e3648bf971a004d4b2be9b5ec4">AARUF_ERROR_NOT_ENOUGH_MEMORY</a>;</div>
<div class="line"><a id="l00319" name="l00319"></a><span class="lineno"> 319</span> }</div>
<div class="line"><a id="l00320" name="l00320"></a><span class="lineno"> 320</span> </div>
<div class="line"><a id="l00321" name="l00321"></a><span class="lineno"> 321</span> <span class="keywordflow">if</span>(entries_size &gt; 0)</div>
<div class="line"><a id="l00322" name="l00322"></a><span class="lineno"> 322</span> {</div>
<div class="line"><a id="l00323" name="l00323"></a><span class="lineno"> 323</span> <span class="keyword">const</span> uint8_t *cursor = (<span class="keyword">const</span> uint8_t *)index_entries;</div>
<div class="line"><a id="l00324" name="l00324"></a><span class="lineno"> 324</span> <span class="keywordtype">size_t</span> remaining = entries_size;</div>
<div class="line"><a id="l00325" name="l00325"></a><span class="lineno"> 325</span> </div>
<div class="line"><a id="l00326" name="l00326"></a><span class="lineno"> 326</span> <span class="keywordflow">while</span>(remaining &gt; 0)</div>
<div class="line"><a id="l00327" name="l00327"></a><span class="lineno"> 327</span> {</div>
<div class="line"><a id="l00328" name="l00328"></a><span class="lineno"> 328</span> <span class="keyword">const</span> uint32_t chunk = remaining &gt; UINT32_MAX ? UINT32_MAX : (uint32_t)remaining;</div>
<div class="line"><a id="l00329" name="l00329"></a><span class="lineno"> 329</span> </div>
<div class="line"><a id="l00330" name="l00330"></a><span class="lineno"> 330</span> <span class="keywordflow">if</span>(<a class="code hl_function" href="decls_8h.html#a1fb4423a841ccd728e3ad0d028cbc9b4">aaruf_crc64_update</a>(crc_ctx, cursor, chunk) != 0)</div>
<div class="line"><a id="l00331" name="l00331"></a><span class="lineno"> 331</span> {</div>
<div class="line"><a id="l00332" name="l00332"></a><span class="lineno"> 332</span> <a class="code hl_define" href="log_8h.html#a053d6037d543b84ce59308ce71d15cd1">FATAL</a>(<span class="stringliteral">&quot;Failed to update index CRC.&quot;</span>);</div>
<div class="line"><a id="l00333" name="l00333"></a><span class="lineno"> 333</span> <a class="code hl_function" href="decls_8h.html#a4943569a8623eb2e3e0adc276c433097">aaruf_crc64_free</a>(crc_ctx);</div>
<div class="line"><a id="l00334" name="l00334"></a><span class="lineno"> 334</span> free(index_entries);</div>
<div class="line"><a id="l00335" name="l00335"></a><span class="lineno"> 335</span> </div>
<div class="line"><a id="l00336" name="l00336"></a><span class="lineno"> 336</span> <a class="code hl_define" href="log_8h.html#a21cc0459b78d5f2d7bd737e5aae1278a">TRACE</a>(<span class="stringliteral">&quot;Exiting verify_index_v2() = AARUF_ERROR_CANNOT_READ_INDEX&quot;</span>);</div>
<div class="line"><a id="l00337" name="l00337"></a><span class="lineno"> 337</span> <span class="keywordflow">return</span> <a class="code hl_define" href="errors_8h.html#ab6c57651868e0f35e3821680ebb2b17a">AARUF_ERROR_CANNOT_READ_INDEX</a>;</div>
<div class="line"><a id="l00338" name="l00338"></a><span class="lineno"> 338</span> }</div>
<div class="line"><a id="l00339" name="l00339"></a><span class="lineno"> 339</span> </div>
<div class="line"><a id="l00340" name="l00340"></a><span class="lineno"> 340</span> cursor += chunk;</div>
<div class="line"><a id="l00341" name="l00341"></a><span class="lineno"> 341</span> remaining -= chunk;</div>
<div class="line"><a id="l00342" name="l00342"></a><span class="lineno"> 342</span> }</div>
<div class="line"><a id="l00343" name="l00343"></a><span class="lineno"> 343</span> }</div>
<div class="line"><a id="l00344" name="l00344"></a><span class="lineno"> 344</span> </div>
<div class="line"><a id="l00345" name="l00345"></a><span class="lineno"> 345</span> <span class="keywordflow">if</span>(<a class="code hl_function" href="decls_8h.html#ae48cfb59c6585e9ffd4cd1a97044891f">aaruf_crc64_final</a>(crc_ctx, &amp;crc64) != 0)</div>
<div class="line"><a id="l00346" name="l00346"></a><span class="lineno"> 346</span> {</div>
<div class="line"><a id="l00347" name="l00347"></a><span class="lineno"> 347</span> <a class="code hl_define" href="log_8h.html#a053d6037d543b84ce59308ce71d15cd1">FATAL</a>(<span class="stringliteral">&quot;Failed to finalize index CRC.&quot;</span>);</div>
<div class="line"><a id="l00348" name="l00348"></a><span class="lineno"> 348</span> <a class="code hl_function" href="decls_8h.html#a4943569a8623eb2e3e0adc276c433097">aaruf_crc64_free</a>(crc_ctx);</div>
<div class="line"><a id="l00349" name="l00349"></a><span class="lineno"> 349</span> free(index_entries);</div>
<div class="line"><a id="l00350" name="l00350"></a><span class="lineno"> 350</span> </div>
<div class="line"><a id="l00351" name="l00351"></a><span class="lineno"> 351</span> <a class="code hl_define" href="log_8h.html#a21cc0459b78d5f2d7bd737e5aae1278a">TRACE</a>(<span class="stringliteral">&quot;Exiting verify_index_v2() = AARUF_ERROR_CANNOT_READ_INDEX&quot;</span>);</div>
<div class="line"><a id="l00352" name="l00352"></a><span class="lineno"> 352</span> <span class="keywordflow">return</span> <a class="code hl_define" href="errors_8h.html#ab6c57651868e0f35e3821680ebb2b17a">AARUF_ERROR_CANNOT_READ_INDEX</a>;</div>
<div class="line"><a id="l00353" name="l00353"></a><span class="lineno"> 353</span> }</div>
<div class="line"><a id="l00354" name="l00354"></a><span class="lineno"> 354</span> </div>
<div class="line"><a id="l00355" name="l00355"></a><span class="lineno"> 355</span> <a class="code hl_function" href="decls_8h.html#a4943569a8623eb2e3e0adc276c433097">aaruf_crc64_free</a>(crc_ctx);</div>
<div class="line"><a id="l00356" name="l00356"></a><span class="lineno"> 356</span> </div>
<div class="line"><a id="l00357" name="l00357"></a><span class="lineno"> 357</span> <span class="comment">// Due to how C# wrote it, it is effectively reversed</span></div>
<div class="line"><a id="l00358" name="l00358"></a><span class="lineno"> 358</span> <span class="keywordflow">if</span>(ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#a670dec8d59407989fefc361dc26c6832">header</a>.<a class="code hl_variable" href="structAaruHeaderV2.html#af79ca31bcd428d1a54ac25c30d09b7a7">imageMajorVersion</a> &lt;= <a class="code hl_define" href="consts_8h.html#ac837e146bff4d0f3603e4a9e444358c6">AARUF_VERSION_V1</a>) crc64 = <a class="code hl_define" href="endian_8h.html#a0c0b427a2547aa727e2c5262a174e26b">bswap_64</a>(crc64);</div>
<div class="line"><a id="l00359" name="l00359"></a><span class="lineno"> 359</span> </div>
<div class="line"><a id="l00360" name="l00360"></a><span class="lineno"> 360</span> <span class="keywordflow">if</span>(crc64 != index_header.<a class="code hl_variable" href="structIndexHeader2.html#a8851ba5d67ff638378d9e61db5413b8f">crc64</a>)</div>
<div class="line"><a id="l00361" name="l00361"></a><span class="lineno"> 361</span> {</div>
<div class="line"><a id="l00362" name="l00362"></a><span class="lineno"> 362</span> <a class="code hl_define" href="log_8h.html#a053d6037d543b84ce59308ce71d15cd1">FATAL</a>(<span class="stringliteral">&quot;Expected index CRC 0x%16llX but got 0x%16llX.&quot;</span>, index_header.<a class="code hl_variable" href="structIndexHeader2.html#a8851ba5d67ff638378d9e61db5413b8f">crc64</a>, crc64);</div>
<div class="line"><a id="l00363" name="l00363"></a><span class="lineno"> 363</span> free(index_entries);</div>
<div class="line"><a id="l00364" name="l00364"></a><span class="lineno"> 364</span> </div>
<div class="line"><a id="l00365" name="l00365"></a><span class="lineno"> 365</span> <a class="code hl_define" href="log_8h.html#a21cc0459b78d5f2d7bd737e5aae1278a">TRACE</a>(<span class="stringliteral">&quot;Exiting verify_index_v2() = AARUF_ERROR_INVALID_BLOCK_CRC&quot;</span>);</div>
<div class="line"><a id="l00366" name="l00366"></a><span class="lineno"> 366</span> <span class="keywordflow">return</span> <a class="code hl_define" href="errors_8h.html#aa8dcb9cad962fc5f5f84d5e1ec41fae7">AARUF_ERROR_INVALID_BLOCK_CRC</a>;</div>
<div class="line"><a id="l00367" name="l00367"></a><span class="lineno"> 367</span> }</div>
<div class="line"><a id="l00368" name="l00368"></a><span class="lineno"> 368</span> </div>
<div class="line"><a id="l00369" name="l00369"></a><span class="lineno"> 369</span> free(index_entries);</div>
<div class="line"><a id="l00370" name="l00370"></a><span class="lineno"> 370</span> </div>
<div class="line"><a id="l00371" name="l00371"></a><span class="lineno"> 371</span> <a class="code hl_define" href="log_8h.html#a21cc0459b78d5f2d7bd737e5aae1278a">TRACE</a>(<span class="stringliteral">&quot;Exiting verify_index_v2() = AARUF_OK&quot;</span>);</div>
<div class="line"><a id="l00372" name="l00372"></a><span class="lineno"> 372</span> <span class="keywordflow">return</span> <a class="code hl_define" href="errors_8h.html#a1d6e49f7e8a1fa489efa0a582e90b5de">AARUF_STATUS_OK</a>;</div>
<div class="line"><a id="l00373" name="l00373"></a><span class="lineno"> 373</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="aconsts_8h_html_ac837e146bff4d0f3603e4a9e444358c6"><div class="ttname"><a href="consts_8h.html#ac837e146bff4d0f3603e4a9e444358c6">AARUF_VERSION_V1</a></div><div class="ttdeci">#define AARUF_VERSION_V1</div><div class="ttdoc">First on‑disk version (C# implementation).</div><div class="ttdef"><b>Definition</b> <a href="consts_8h_source.html#l00071">consts.h:71</a></div></div>
<div class="ttc" id="adecls_8h_html_a1fb4423a841ccd728e3ad0d028cbc9b4"><div class="ttname"><a href="decls_8h.html#a1fb4423a841ccd728e3ad0d028cbc9b4">aaruf_crc64_update</a></div><div class="ttdeci">int aaruf_crc64_update(crc64_ctx *ctx, const uint8_t *data, uint32_t len)</div><div class="ttdoc">Updates the CRC64 context with new data.</div><div class="ttdef"><b>Definition</b> <a href="crc64_8c_source.html#l00055">crc64.c:55</a></div></div>
<div class="ttc" id="adecls_8h_html_a4943569a8623eb2e3e0adc276c433097"><div class="ttname"><a href="decls_8h.html#a4943569a8623eb2e3e0adc276c433097">aaruf_crc64_free</a></div><div class="ttdeci">void aaruf_crc64_free(crc64_ctx *ctx)</div><div class="ttdoc">Frees a CRC64 context.</div><div class="ttdef"><b>Definition</b> <a href="crc64_8c_source.html#l00155">crc64.c:155</a></div></div>
<div class="ttc" id="adecls_8h_html_a66567ca64e31a687d4982cb254b45196"><div class="ttname"><a href="decls_8h.html#a66567ca64e31a687d4982cb254b45196">aaruf_crc64_init</a></div><div class="ttdeci">crc64_ctx * aaruf_crc64_init()</div><div class="ttdoc">Initializes a CRC64 context.</div><div class="ttdef"><b>Definition</b> <a href="crc64_8c_source.html#l00032">crc64.c:32</a></div></div>
<div class="ttc" id="adecls_8h_html_ae48cfb59c6585e9ffd4cd1a97044891f"><div class="ttname"><a href="decls_8h.html#ae48cfb59c6585e9ffd4cd1a97044891f">aaruf_crc64_final</a></div><div class="ttdeci">int aaruf_crc64_final(crc64_ctx *ctx, uint64_t *crc)</div><div class="ttdoc">Computes the final CRC64 value from the context.</div><div class="ttdef"><b>Definition</b> <a href="crc64_8c_source.html#l00141">crc64.c:141</a></div></div>
<div class="ttc" id="aendian_8h_html_a0c0b427a2547aa727e2c5262a174e26b"><div class="ttname"><a href="endian_8h.html#a0c0b427a2547aa727e2c5262a174e26b">bswap_64</a></div><div class="ttdeci">#define bswap_64(x)</div><div class="ttdef"><b>Definition</b> <a href="endian_8h_source.html#l00081">endian.h:81</a></div></div>
<div class="ttc" id="aenums_8h_html_a54420623f26ab6bb61042b41cccf37a3a6ee3c4c583df36e3dfe796593c1e9439"><div class="ttname"><a href="enums_8h.html#a54420623f26ab6bb61042b41cccf37a3a6ee3c4c583df36e3dfe796593c1e9439">IndexBlock2</a></div><div class="ttdeci">@ IndexBlock2</div><div class="ttdoc">Block containing the index v2.</div><div class="ttdef"><b>Definition</b> <a href="enums_8h_source.html#l00146">enums.h:146</a></div></div>
<div class="ttc" id="aerrors_8h_html_a1d6e49f7e8a1fa489efa0a582e90b5de"><div class="ttname"><a href="errors_8h.html#a1d6e49f7e8a1fa489efa0a582e90b5de">AARUF_STATUS_OK</a></div><div class="ttdeci">#define AARUF_STATUS_OK</div><div class="ttdoc">Sector present and read without uncorrectable errors.</div><div class="ttdef"><b>Definition</b> <a href="errors_8h_source.html#l00075">errors.h:75</a></div></div>
<div class="ttc" id="aerrors_8h_html_a3459a04771fe04f8f77bfa90563a4375"><div class="ttname"><a href="errors_8h.html#a3459a04771fe04f8f77bfa90563a4375">AARUF_ERROR_CANNOT_READ_HEADER</a></div><div class="ttdeci">#define AARUF_ERROR_CANNOT_READ_HEADER</div><div class="ttdoc">Failed to read container header.</div><div class="ttdef"><b>Definition</b> <a href="errors_8h_source.html#l00045">errors.h:45</a></div></div>
<div class="ttc" id="aerrors_8h_html_a35a771e3648bf971a004d4b2be9b5ec4"><div class="ttname"><a href="errors_8h.html#a35a771e3648bf971a004d4b2be9b5ec4">AARUF_ERROR_NOT_ENOUGH_MEMORY</a></div><div class="ttdeci">#define AARUF_ERROR_NOT_ENOUGH_MEMORY</div><div class="ttdoc">Memory allocation failure (critical).</div><div class="ttdef"><b>Definition</b> <a href="errors_8h_source.html#l00048">errors.h:48</a></div></div>
<div class="ttc" id="aerrors_8h_html_aa8dcb9cad962fc5f5f84d5e1ec41fae7"><div class="ttname"><a href="errors_8h.html#aa8dcb9cad962fc5f5f84d5e1ec41fae7">AARUF_ERROR_INVALID_BLOCK_CRC</a></div><div class="ttdeci">#define AARUF_ERROR_INVALID_BLOCK_CRC</div><div class="ttdoc">CRC64 mismatch indicating corruption.</div><div class="ttdef"><b>Definition</b> <a href="errors_8h_source.html#l00057">errors.h:57</a></div></div>
<div class="ttc" id="aerrors_8h_html_ab6c57651868e0f35e3821680ebb2b17a"><div class="ttname"><a href="errors_8h.html#ab6c57651868e0f35e3821680ebb2b17a">AARUF_ERROR_CANNOT_READ_INDEX</a></div><div class="ttdeci">#define AARUF_ERROR_CANNOT_READ_INDEX</div><div class="ttdoc">Index block unreadable / truncated / bad identifier.</div><div class="ttdef"><b>Definition</b> <a href="errors_8h_source.html#l00043">errors.h:43</a></div></div>
<div class="ttc" id="aerrors_8h_html_abb63e240b11d790da83bd34507b57851"><div class="ttname"><a href="errors_8h.html#abb63e240b11d790da83bd34507b57851">AARUF_ERROR_NOT_AARUFORMAT</a></div><div class="ttdeci">#define AARUF_ERROR_NOT_AARUFORMAT</div><div class="ttdoc">Input file/stream failed magic or structural validation.</div><div class="ttdef"><b>Definition</b> <a href="errors_8h_source.html#l00040">errors.h:40</a></div></div>
<div class="ttc" id="aindex__v2_8c_html_a1baad6508d1cde5a712794e956fb3d3c"><div class="ttname"><a href="index__v2_8c.html#a1baad6508d1cde5a712794e956fb3d3c">process_index_v2</a></div><div class="ttdeci">UT_array * process_index_v2(aaruformat_context *ctx)</div><div class="ttdoc">Processes an index block (version 2) from the image stream.</div><div class="ttdef"><b>Definition</b> <a href="#l00081">index_v2.c:81</a></div></div>
<div class="ttc" id="aindex__v2_8c_html_ae234e22b16b085d18614110630034db5"><div class="ttname"><a href="index__v2_8c.html#ae234e22b16b085d18614110630034db5">verify_index_v2</a></div><div class="ttdeci">int32_t verify_index_v2(aaruformat_context *ctx)</div><div class="ttdoc">Verifies the integrity of an index block (version 2) in the image stream.</div><div class="ttdef"><b>Definition</b> <a href="#l00227">index_v2.c:227</a></div></div>
<div class="ttc" id="alog_8h_html"><div class="ttname"><a href="log_8h.html">log.h</a></div></div>
<div class="ttc" id="alog_8h_html_a053d6037d543b84ce59308ce71d15cd1"><div class="ttname"><a href="log_8h.html#a053d6037d543b84ce59308ce71d15cd1">FATAL</a></div><div class="ttdeci">#define FATAL(fmt,...)</div><div class="ttdef"><b>Definition</b> <a href="log_8h_source.html#l00040">log.h:40</a></div></div>
<div class="ttc" id="alog_8h_html_a21cc0459b78d5f2d7bd737e5aae1278a"><div class="ttname"><a href="log_8h.html#a21cc0459b78d5f2d7bd737e5aae1278a">TRACE</a></div><div class="ttdeci">#define TRACE(fmt,...)</div><div class="ttdef"><b>Definition</b> <a href="log_8h_source.html#l00025">log.h:25</a></div></div>
<div class="ttc" id="astructAaruHeaderV2_html_a4ec4b1d593f5a0af19f6d7b8eaeada40"><div class="ttname"><a href="structAaruHeaderV2.html#a4ec4b1d593f5a0af19f6d7b8eaeada40">AaruHeaderV2::indexOffset</a></div><div class="ttdeci">uint64_t indexOffset</div><div class="ttdoc">Absolute byte offset to primary index block (MUST be &gt; 0; 0 =&gt; corrupt/unreadable).</div><div class="ttdef"><b>Definition</b> <a href="header_8h_source.html#l00115">header.h:115</a></div></div>
<div class="ttc" id="astructAaruHeaderV2_html_af79ca31bcd428d1a54ac25c30d09b7a7"><div class="ttname"><a href="structAaruHeaderV2.html#af79ca31bcd428d1a54ac25c30d09b7a7">AaruHeaderV2::imageMajorVersion</a></div><div class="ttdeci">uint8_t imageMajorVersion</div><div class="ttdoc">Container format major version.</div><div class="ttdef"><b>Definition</b> <a href="header_8h_source.html#l00110">header.h:110</a></div></div>
<div class="ttc" id="astructIndexEntry_html"><div class="ttname"><a href="structIndexEntry.html">IndexEntry</a></div><div class="ttdoc">Single index entry describing a block&#39;s type, (optional) data classification, and file offset.</div><div class="ttdef"><b>Definition</b> <a href="index_8h_source.html#l00108">index.h:109</a></div></div>
<div class="ttc" id="astructIndexHeader2_html"><div class="ttname"><a href="structIndexHeader2.html">IndexHeader2</a></div><div class="ttdoc">Index header (version 2) with 64‑bit entry counter (identifier == IndexBlock2).</div><div class="ttdef"><b>Definition</b> <a href="index_8h_source.html#l00078">index.h:79</a></div></div>
<div class="ttc" id="astructIndexHeader2_html_a514ed0ba071841bc96f9583b67c664f9"><div class="ttname"><a href="structIndexHeader2.html#a514ed0ba071841bc96f9583b67c664f9">IndexHeader2::entries</a></div><div class="ttdeci">uint64_t entries</div><div class="ttdoc">Number of IndexEntry records that follow immediately.</div><div class="ttdef"><b>Definition</b> <a href="index_8h_source.html#l00081">index.h:81</a></div></div>
<div class="ttc" id="astructIndexHeader2_html_a6b95ee733661cf13e56a46ecd1e048b0"><div class="ttname"><a href="structIndexHeader2.html#a6b95ee733661cf13e56a46ecd1e048b0">IndexHeader2::identifier</a></div><div class="ttdeci">uint32_t identifier</div><div class="ttdoc">Block identifier (must be BlockType::IndexBlock2).</div><div class="ttdef"><b>Definition</b> <a href="index_8h_source.html#l00080">index.h:80</a></div></div>
<div class="ttc" id="astructIndexHeader2_html_a8851ba5d67ff638378d9e61db5413b8f"><div class="ttname"><a href="structIndexHeader2.html#a8851ba5d67ff638378d9e61db5413b8f">IndexHeader2::crc64</a></div><div class="ttdeci">uint64_t crc64</div><div class="ttdoc">CRC64-ECMA of the entries array (legacy byte-swapped rule still applies for old versions).</div><div class="ttdef"><b>Definition</b> <a href="index_8h_source.html#l00082">index.h:82</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#l00171">context.h:172</a></div></div>
<div class="ttc" id="astructaaruformat__context_html_a670dec8d59407989fefc361dc26c6832"><div class="ttname"><a href="structaaruformat__context.html#a670dec8d59407989fefc361dc26c6832">aaruformat_context::header</a></div><div class="ttdeci">AaruHeaderV2 header</div><div class="ttdoc">Parsed container header (v2).</div><div class="ttdef"><b>Definition</b> <a href="context_8h_source.html#l00175">context.h:175</a></div></div>
<div class="ttc" id="astructaaruformat__context_html_ab516fae594bde4f76b75488d0a3ca3a8"><div class="ttname"><a href="structaaruformat__context.html#ab516fae594bde4f76b75488d0a3ca3a8">aaruformat_context::imageStream</a></div><div class="ttdeci">FILE * imageStream</div><div class="ttdoc">Underlying FILE* stream (binary mode).</div><div class="ttdef"><b>Definition</b> <a href="context_8h_source.html#l00176">context.h:176</a></div></div>
<div class="ttc" id="astructcrc64__ctx_html"><div class="ttname"><a href="structcrc64__ctx.html">crc64_ctx</a></div><div class="ttdoc">Minimal ECMA-182 CRC64 incremental state container (running value only).</div><div class="ttdef"><b>Definition</b> <a href="crc64_8h_source.html#l00055">crc64.h:56</a></div></div>
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