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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="optical_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;inttypes.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><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 &quot;<a class="code" href="aaruformat_8h.html">aaruformat.h</a>&quot;</span></div>
<div class="line"><a id="l00026" name="l00026"></a><span class="lineno"> 26</span><span class="preprocessor">#include &quot;<a class="code" href="log_8h.html">log.h</a>&quot;</span></div>
<div class="line"><a id="l00027" name="l00027"></a><span class="lineno"> 27</span></div>
<div class="foldopen" id="foldopen00111" data-start="{" data-end="}">
<div class="line"><a id="l00111" name="l00111"></a><span class="lineno"><a class="line" href="internal_8h.html#a375a516fdf6f81e997365d93b21f6708"> 111</a></span><span class="keywordtype">void</span> <a class="code hl_function" href="optical_8c.html#a375a516fdf6f81e997365d93b21f6708">process_tracks_block</a>(<a class="code hl_struct" href="structaaruformat__context.html">aaruformat_context</a> *ctx, <span class="keyword">const</span> <a class="code hl_struct" href="structIndexEntry.html">IndexEntry</a> *entry)</div>
<div class="line"><a id="l00112" name="l00112"></a><span class="lineno"> 112</span>{</div>
<div class="line"><a id="l00113" name="l00113"></a><span class="lineno"> 113</span> <span class="keywordtype">int</span> pos = 0;</div>
<div class="line"><a id="l00114" name="l00114"></a><span class="lineno"> 114</span> <span class="keywordtype">size_t</span> read_bytes = 0;</div>
<div class="line"><a id="l00115" name="l00115"></a><span class="lineno"> 115</span> uint64_t crc64 = 0;</div>
<div class="line"><a id="l00116" name="l00116"></a><span class="lineno"> 116</span> <span class="keywordtype">int</span> j = 0, k = 0;</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> <span class="comment">// Check if the context and image stream are valid</span></div>
<div class="line"><a id="l00119" name="l00119"></a><span class="lineno"> 119</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="l00120" name="l00120"></a><span class="lineno"> 120</span> {</div>
<div class="line"><a id="l00121" name="l00121"></a><span class="lineno"> 121</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="l00122" name="l00122"></a><span class="lineno"> 122</span> <span class="keywordflow">return</span>;</div>
<div class="line"><a id="l00123" name="l00123"></a><span class="lineno"> 123</span> }</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> <span class="comment">// Seek to block</span></div>
<div class="line"><a id="l00126" name="l00126"></a><span class="lineno"> 126</span> pos = fseek(ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#ab516fae594bde4f76b75488d0a3ca3a8">imageStream</a>, entry-&gt;<a class="code hl_variable" href="structIndexEntry.html#a854951a64192d7e4cdcfa6dd6fd2b3ea">offset</a>, SEEK_SET);</div>
<div class="line"><a id="l00127" name="l00127"></a><span class="lineno"> 127</span> <span class="keywordflow">if</span>(pos &lt; 0 || ftell(ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#ab516fae594bde4f76b75488d0a3ca3a8">imageStream</a>) != entry-&gt;<a class="code hl_variable" href="structIndexEntry.html#a854951a64192d7e4cdcfa6dd6fd2b3ea">offset</a>)</div>
<div class="line"><a id="l00128" name="l00128"></a><span class="lineno"> 128</span> {</div>
<div class="line"><a id="l00129" name="l00129"></a><span class="lineno"> 129</span> <a class="code hl_define" href="log_8h.html#a053d6037d543b84ce59308ce71d15cd1">FATAL</a>(<span class="stringliteral">&quot;Could not seek to %&quot;</span> PRIu64 <span class="stringliteral">&quot; as indicated by index entry...\n&quot;</span>, entry-&gt;<a class="code hl_variable" href="structIndexEntry.html#a854951a64192d7e4cdcfa6dd6fd2b3ea">offset</a>);</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> <span class="keywordflow">return</span>;</div>
<div class="line"><a id="l00132" name="l00132"></a><span class="lineno"> 132</span> }</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="comment">// Even if those two checks shall have been done before</span></div>
<div class="line"><a id="l00135" name="l00135"></a><span class="lineno"> 135</span> read_bytes = fread(&amp;ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#aff71b0229a1c4c78572cfdb0824e601e">tracks_header</a>, 1, <span class="keyword">sizeof</span>(<a class="code hl_struct" href="structTracksHeader.html">TracksHeader</a>), ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#ab516fae594bde4f76b75488d0a3ca3a8">imageStream</a>);</div>
<div class="line"><a id="l00136" name="l00136"></a><span class="lineno"> 136</span> </div>
<div class="line"><a id="l00137" name="l00137"></a><span class="lineno"> 137</span> <span class="keywordflow">if</span>(read_bytes != <span class="keyword">sizeof</span>(<a class="code hl_struct" href="structTracksHeader.html">TracksHeader</a>))</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> memset(&amp;ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#aff71b0229a1c4c78572cfdb0824e601e">tracks_header</a>, 0, <span class="keyword">sizeof</span>(<a class="code hl_struct" href="structTracksHeader.html">TracksHeader</a>));</div>
<div class="line"><a id="l00140" name="l00140"></a><span class="lineno"> 140</span> <a class="code hl_define" href="log_8h.html#a21cc0459b78d5f2d7bd737e5aae1278a">TRACE</a>(<span class="stringliteral">&quot;Could not read tracks header, continuing...\n&quot;</span>);</div>
<div class="line"><a id="l00141" name="l00141"></a><span class="lineno"> 141</span> <span class="keywordflow">return</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> </div>
<div class="line"><a id="l00144" name="l00144"></a><span class="lineno"> 144</span> <span class="keywordflow">if</span>(ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#aff71b0229a1c4c78572cfdb0824e601e">tracks_header</a>.<a class="code hl_variable" href="structTracksHeader.html#a8f78b3d1336efc46e97bbd84deab8e80">identifier</a> != <a class="code hl_enumvalue" href="enums_8h.html#a54420623f26ab6bb61042b41cccf37a3ae550bdf57660fcbf3500155c29d4637e">TracksBlock</a>)</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> memset(&amp;ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#aff71b0229a1c4c78572cfdb0824e601e">tracks_header</a>, 0, <span class="keyword">sizeof</span>(<a class="code hl_struct" href="structTracksHeader.html">TracksHeader</a>));</div>
<div class="line"><a id="l00147" name="l00147"></a><span class="lineno"> 147</span> <a class="code hl_define" href="log_8h.html#a21cc0459b78d5f2d7bd737e5aae1278a">TRACE</a>(<span class="stringliteral">&quot;Incorrect identifier for data block at position %&quot;</span> PRIu64 <span class="stringliteral">&quot;\n&quot;</span>, entry-&gt;<a class="code hl_variable" href="structIndexEntry.html#a854951a64192d7e4cdcfa6dd6fd2b3ea">offset</a>);</div>
<div class="line"><a id="l00148" name="l00148"></a><span class="lineno"> 148</span> }</div>
<div class="line"><a id="l00149" name="l00149"></a><span class="lineno"> 149</span> </div>
<div class="line"><a id="l00150" name="l00150"></a><span class="lineno"> 150</span> ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#ac970291b3449c04221827b9c2c18ac70">image_info</a>.<a class="code hl_variable" href="structImageInfo.html#abca8e73a9655d810e6d30d36c3ab54d7">ImageSize</a> += <span class="keyword">sizeof</span>(<a class="code hl_struct" href="structTrackEntry.html">TrackEntry</a>) * ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#aff71b0229a1c4c78572cfdb0824e601e">tracks_header</a>.<a class="code hl_variable" href="structTracksHeader.html#a98df23dccacc04396f07f450a742527a">entries</a>;</div>
<div class="line"><a id="l00151" name="l00151"></a><span class="lineno"> 151</span> </div>
<div class="line"><a id="l00152" name="l00152"></a><span class="lineno"> 152</span> ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#adcabe3b59f532d036adf16b78faba58e">track_entries</a> = (<a class="code hl_struct" href="structTrackEntry.html">TrackEntry</a> *)malloc(<span class="keyword">sizeof</span>(<a class="code hl_struct" href="structTrackEntry.html">TrackEntry</a>) * ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#aff71b0229a1c4c78572cfdb0824e601e">tracks_header</a>.<a class="code hl_variable" href="structTracksHeader.html#a98df23dccacc04396f07f450a742527a">entries</a>);</div>
<div class="line"><a id="l00153" name="l00153"></a><span class="lineno"> 153</span> </div>
<div class="line"><a id="l00154" name="l00154"></a><span class="lineno"> 154</span> <span class="keywordflow">if</span>(ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#adcabe3b59f532d036adf16b78faba58e">track_entries</a> == NULL)</div>
<div class="line"><a id="l00155" name="l00155"></a><span class="lineno"> 155</span> {</div>
<div class="line"><a id="l00156" name="l00156"></a><span class="lineno"> 156</span> memset(&amp;ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#aff71b0229a1c4c78572cfdb0824e601e">tracks_header</a>, 0, <span class="keyword">sizeof</span>(<a class="code hl_struct" href="structTracksHeader.html">TracksHeader</a>));</div>
<div class="line"><a id="l00157" name="l00157"></a><span class="lineno"> 157</span> <a class="code hl_define" href="log_8h.html#a053d6037d543b84ce59308ce71d15cd1">FATAL</a>(<span class="stringliteral">&quot;Could not allocate memory for metadata block, continuing...\n&quot;</span>);</div>
<div class="line"><a id="l00158" name="l00158"></a><span class="lineno"> 158</span> <span class="keywordflow">return</span>;</div>
<div class="line"><a id="l00159" name="l00159"></a><span class="lineno"> 159</span> }</div>
<div class="line"><a id="l00160" name="l00160"></a><span class="lineno"> 160</span> </div>
<div class="line"><a id="l00161" name="l00161"></a><span class="lineno"> 161</span> read_bytes = fread(ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#adcabe3b59f532d036adf16b78faba58e">track_entries</a>, <span class="keyword">sizeof</span>(<a class="code hl_struct" href="structTrackEntry.html">TrackEntry</a>), ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#aff71b0229a1c4c78572cfdb0824e601e">tracks_header</a>.<a class="code hl_variable" href="structTracksHeader.html#a98df23dccacc04396f07f450a742527a">entries</a>, ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#ab516fae594bde4f76b75488d0a3ca3a8">imageStream</a>);</div>
<div class="line"><a id="l00162" name="l00162"></a><span class="lineno"> 162</span> </div>
<div class="line"><a id="l00163" name="l00163"></a><span class="lineno"> 163</span> <span class="keywordflow">if</span>(read_bytes != ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#aff71b0229a1c4c78572cfdb0824e601e">tracks_header</a>.<a class="code hl_variable" href="structTracksHeader.html#a98df23dccacc04396f07f450a742527a">entries</a>)</div>
<div class="line"><a id="l00164" name="l00164"></a><span class="lineno"> 164</span> {</div>
<div class="line"><a id="l00165" name="l00165"></a><span class="lineno"> 165</span> memset(&amp;ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#aff71b0229a1c4c78572cfdb0824e601e">tracks_header</a>, 0, <span class="keyword">sizeof</span>(<a class="code hl_struct" href="structTracksHeader.html">TracksHeader</a>));</div>
<div class="line"><a id="l00166" name="l00166"></a><span class="lineno"> 166</span> free(ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#adcabe3b59f532d036adf16b78faba58e">track_entries</a>);</div>
<div class="line"><a id="l00167" name="l00167"></a><span class="lineno"> 167</span> ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#adcabe3b59f532d036adf16b78faba58e">track_entries</a> = NULL;</div>
<div class="line"><a id="l00168" name="l00168"></a><span class="lineno"> 168</span> <a class="code hl_define" href="log_8h.html#a053d6037d543b84ce59308ce71d15cd1">FATAL</a>(<span class="stringliteral">&quot;Could not read metadata block, continuing...\n&quot;</span>);</div>
<div class="line"><a id="l00169" name="l00169"></a><span class="lineno"> 169</span> </div>
<div class="line"><a id="l00170" name="l00170"></a><span class="lineno"> 170</span> <span class="keywordflow">return</span>;</div>
<div class="line"><a id="l00171" name="l00171"></a><span class="lineno"> 171</span> }</div>
<div class="line"><a id="l00172" name="l00172"></a><span class="lineno"> 172</span> </div>
<div class="line"><a id="l00173" name="l00173"></a><span class="lineno"> 173</span> crc64 = <a class="code hl_function" href="decls_8h.html#a0fee4834bf0747bcd933c4e754aa4692">aaruf_crc64_data</a>((<span class="keyword">const</span> uint8_t *)ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#adcabe3b59f532d036adf16b78faba58e">track_entries</a>, ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#aff71b0229a1c4c78572cfdb0824e601e">tracks_header</a>.<a class="code hl_variable" href="structTracksHeader.html#a98df23dccacc04396f07f450a742527a">entries</a> * <span class="keyword">sizeof</span>(<a class="code hl_struct" href="structTrackEntry.html">TrackEntry</a>));</div>
<div class="line"><a id="l00174" name="l00174"></a><span class="lineno"> 174</span> </div>
<div class="line"><a id="l00175" name="l00175"></a><span class="lineno"> 175</span> <span class="comment">// Due to how C# wrote it, it is effectively reversed</span></div>
<div class="line"><a id="l00176" name="l00176"></a><span class="lineno"> 176</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="l00177" name="l00177"></a><span class="lineno"> 177</span> </div>
<div class="line"><a id="l00178" name="l00178"></a><span class="lineno"> 178</span> <span class="keywordflow">if</span>(crc64 != ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#aff71b0229a1c4c78572cfdb0824e601e">tracks_header</a>.<a class="code hl_variable" href="structTracksHeader.html#ad85cd14bec1034946445058d45b97993">crc64</a>)</div>
<div class="line"><a id="l00179" name="l00179"></a><span class="lineno"> 179</span> {</div>
<div class="line"><a id="l00180" name="l00180"></a><span class="lineno"> 180</span> <a class="code hl_define" href="log_8h.html#a21cc0459b78d5f2d7bd737e5aae1278a">TRACE</a>(<span class="stringliteral">&quot;Incorrect CRC found: 0x%&quot;</span> PRIx64 <span class="stringliteral">&quot; found, expected 0x%&quot;</span> PRIx64 <span class="stringliteral">&quot;, continuing...\n&quot;</span>, crc64,</div>
<div class="line"><a id="l00181" name="l00181"></a><span class="lineno"> 181</span> ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#aff71b0229a1c4c78572cfdb0824e601e">tracks_header</a>.<a class="code hl_variable" href="structTracksHeader.html#ad85cd14bec1034946445058d45b97993">crc64</a>);</div>
<div class="line"><a id="l00182" name="l00182"></a><span class="lineno"> 182</span> <span class="keywordflow">return</span>;</div>
<div class="line"><a id="l00183" name="l00183"></a><span class="lineno"> 183</span> }</div>
<div class="line"><a id="l00184" name="l00184"></a><span class="lineno"> 184</span> </div>
<div class="line"><a id="l00185" name="l00185"></a><span class="lineno"> 185</span> <a class="code hl_define" href="log_8h.html#a21cc0459b78d5f2d7bd737e5aae1278a">TRACE</a>(<span class="stringliteral">&quot;Found %d tracks at position %&quot;</span> PRIu64 <span class="stringliteral">&quot;.\n&quot;</span>, ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#aff71b0229a1c4c78572cfdb0824e601e">tracks_header</a>.<a class="code hl_variable" href="structTracksHeader.html#a98df23dccacc04396f07f450a742527a">entries</a>, entry-&gt;<a class="code hl_variable" href="structIndexEntry.html#a854951a64192d7e4cdcfa6dd6fd2b3ea">offset</a>);</div>
<div class="line"><a id="l00186" name="l00186"></a><span class="lineno"> 186</span> </div>
<div class="line"><a id="l00187" name="l00187"></a><span class="lineno"> 187</span> ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#ac970291b3449c04221827b9c2c18ac70">image_info</a>.<a class="code hl_variable" href="structImageInfo.html#a5f4e71687378856611c72604f63c2835">HasPartitions</a> = <span class="keyword">true</span>;</div>
<div class="line"><a id="l00188" name="l00188"></a><span class="lineno"> 188</span> ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#ac970291b3449c04221827b9c2c18ac70">image_info</a>.<a class="code hl_variable" href="structImageInfo.html#aaeb20c53439a89baaf21944b3c97f676">HasSessions</a> = <span class="keyword">true</span>;</div>
<div class="line"><a id="l00189" name="l00189"></a><span class="lineno"> 189</span> </div>
<div class="line"><a id="l00190" name="l00190"></a><span class="lineno"> 190</span> ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#adcda13fede7a22da60ef942981aef1b2">number_of_data_tracks</a> = 0;</div>
<div class="line"><a id="l00191" name="l00191"></a><span class="lineno"> 191</span> </div>
<div class="line"><a id="l00192" name="l00192"></a><span class="lineno"> 192</span> <span class="keywordflow">for</span>(j = 0; j &lt; ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#aff71b0229a1c4c78572cfdb0824e601e">tracks_header</a>.<a class="code hl_variable" href="structTracksHeader.html#a98df23dccacc04396f07f450a742527a">entries</a>; j++)</div>
<div class="line"><a id="l00193" name="l00193"></a><span class="lineno"> 193</span> {</div>
<div class="line"><a id="l00194" name="l00194"></a><span class="lineno"> 194</span> <span class="keywordflow">if</span>(ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#adcabe3b59f532d036adf16b78faba58e">track_entries</a>[j].<a class="code hl_variable" href="structTrackEntry.html#aa6464108b61ee648a5aa8e6ffcc9a59a">sequence</a> &gt; 0 &amp;&amp; ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#adcabe3b59f532d036adf16b78faba58e">track_entries</a>[j].<a class="code hl_variable" href="structTrackEntry.html#aa6464108b61ee648a5aa8e6ffcc9a59a">sequence</a> &lt;= 99) ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#adcda13fede7a22da60ef942981aef1b2">number_of_data_tracks</a>++;</div>
<div class="line"><a id="l00195" name="l00195"></a><span class="lineno"> 195</span> }</div>
<div class="line"><a id="l00196" name="l00196"></a><span class="lineno"> 196</span> </div>
<div class="line"><a id="l00197" name="l00197"></a><span class="lineno"> 197</span> <span class="keywordflow">if</span>(ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#adcda13fede7a22da60ef942981aef1b2">number_of_data_tracks</a> &gt; 0)</div>
<div class="line"><a id="l00198" name="l00198"></a><span class="lineno"> 198</span> {</div>
<div class="line"><a id="l00199" name="l00199"></a><span class="lineno"> 199</span> ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#a2656e1efffab41086f8c580896ea24a1">data_tracks</a> = malloc(<span class="keyword">sizeof</span>(<a class="code hl_struct" href="structTrackEntry.html">TrackEntry</a>) * ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#adcda13fede7a22da60ef942981aef1b2">number_of_data_tracks</a>);</div>
<div class="line"><a id="l00200" name="l00200"></a><span class="lineno"> 200</span> <span class="keywordflow">if</span>(ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#a2656e1efffab41086f8c580896ea24a1">data_tracks</a> == NULL)</div>
<div class="line"><a id="l00201" name="l00201"></a><span class="lineno"> 201</span> {</div>
<div class="line"><a id="l00202" name="l00202"></a><span class="lineno"> 202</span> <a class="code hl_define" href="log_8h.html#a053d6037d543b84ce59308ce71d15cd1">FATAL</a>(<span class="stringliteral">&quot;Could not allocate memory for data tracks, continuing without filtered list.\n&quot;</span>);</div>
<div class="line"><a id="l00203" name="l00203"></a><span class="lineno"> 203</span> ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#adcda13fede7a22da60ef942981aef1b2">number_of_data_tracks</a> = 0;</div>
<div class="line"><a id="l00204" name="l00204"></a><span class="lineno"> 204</span> }</div>
<div class="line"><a id="l00205" name="l00205"></a><span class="lineno"> 205</span> }</div>
<div class="line"><a id="l00206" name="l00206"></a><span class="lineno"> 206</span> <span class="keywordflow">else</span></div>
<div class="line"><a id="l00207" name="l00207"></a><span class="lineno"> 207</span> ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#a2656e1efffab41086f8c580896ea24a1">data_tracks</a> = NULL;</div>
<div class="line"><a id="l00208" name="l00208"></a><span class="lineno"> 208</span> </div>
<div class="line"><a id="l00209" name="l00209"></a><span class="lineno"> 209</span> <span class="keywordflow">if</span>(ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#a2656e1efffab41086f8c580896ea24a1">data_tracks</a> != NULL)</div>
<div class="line"><a id="l00210" name="l00210"></a><span class="lineno"> 210</span> {</div>
<div class="line"><a id="l00211" name="l00211"></a><span class="lineno"> 211</span> k = 0;</div>
<div class="line"><a id="l00212" name="l00212"></a><span class="lineno"> 212</span> <span class="keywordflow">for</span>(j = 0; j &lt; ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#aff71b0229a1c4c78572cfdb0824e601e">tracks_header</a>.<a class="code hl_variable" href="structTracksHeader.html#a98df23dccacc04396f07f450a742527a">entries</a>; j++)</div>
<div class="line"><a id="l00213" name="l00213"></a><span class="lineno"> 213</span> {</div>
<div class="line"><a id="l00214" name="l00214"></a><span class="lineno"> 214</span> <span class="keywordflow">if</span>(ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#adcabe3b59f532d036adf16b78faba58e">track_entries</a>[j].<a class="code hl_variable" href="structTrackEntry.html#aa6464108b61ee648a5aa8e6ffcc9a59a">sequence</a> &gt; 0 &amp;&amp; ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#adcabe3b59f532d036adf16b78faba58e">track_entries</a>[j].<a class="code hl_variable" href="structTrackEntry.html#aa6464108b61ee648a5aa8e6ffcc9a59a">sequence</a> &lt;= 99)</div>
<div class="line"><a id="l00215" name="l00215"></a><span class="lineno"> 215</span> memcpy(&amp;ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#a2656e1efffab41086f8c580896ea24a1">data_tracks</a>[k++], &amp;ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#adcabe3b59f532d036adf16b78faba58e">track_entries</a>[j], <span class="keyword">sizeof</span>(<a class="code hl_struct" href="structTrackEntry.html">TrackEntry</a>));</div>
<div class="line"><a id="l00216" name="l00216"></a><span class="lineno"> 216</span> }</div>
<div class="line"><a id="l00217" name="l00217"></a><span class="lineno"> 217</span> }</div>
<div class="line"><a id="l00218" name="l00218"></a><span class="lineno"> 218</span>}</div>
</div>
<div class="line"><a id="l00219" name="l00219"></a><span class="lineno"> 219</span></div>
<div class="foldopen" id="foldopen00281" data-start="{" data-end="}">
<div class="line"><a id="l00281" name="l00281"></a><span class="lineno"><a class="line" href="decls_8h.html#a2ce65757ca5209f17d467c51ba7d445d"> 281</a></span>int32_t <a class="code hl_function" href="optical_8c.html#a2ce65757ca5209f17d467c51ba7d445d">aaruf_get_tracks</a>(<span class="keyword">const</span> <span class="keywordtype">void</span> *context, uint8_t *buffer, <span class="keywordtype">size_t</span> *length)</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> <a class="code hl_define" href="log_8h.html#a21cc0459b78d5f2d7bd737e5aae1278a">TRACE</a>(<span class="stringliteral">&quot;Entering aaruf_get_tracks(%p, %p, %zu)&quot;</span>, context, buffer, (length ? *length : 0));</div>
<div class="line"><a id="l00284" name="l00284"></a><span class="lineno"> 284</span> </div>
<div class="line"><a id="l00285" name="l00285"></a><span class="lineno"> 285</span> <span class="comment">// Check context is correct AaruFormat context</span></div>
<div class="line"><a id="l00286" name="l00286"></a><span class="lineno"> 286</span> <span class="keywordflow">if</span>(context == NULL)</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> <a class="code hl_define" href="log_8h.html#a053d6037d543b84ce59308ce71d15cd1">FATAL</a>(<span class="stringliteral">&quot;Invalid context&quot;</span>);</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> <a class="code hl_define" href="log_8h.html#a21cc0459b78d5f2d7bd737e5aae1278a">TRACE</a>(<span class="stringliteral">&quot;Exiting aaruf_get_tracks() = AARUF_ERROR_NOT_AARUFORMAT&quot;</span>);</div>
<div class="line"><a id="l00291" name="l00291"></a><span class="lineno"> 291</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="l00292" name="l00292"></a><span class="lineno"> 292</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> <span class="keyword">const</span> <a class="code hl_struct" href="structaaruformat__context.html">aaruformat_context</a> *ctx = context;</div>
<div class="line"><a id="l00295" name="l00295"></a><span class="lineno"> 295</span> </div>
<div class="line"><a id="l00296" name="l00296"></a><span class="lineno"> 296</span> <span class="comment">// Not a libaaruformat context</span></div>
<div class="line"><a id="l00297" name="l00297"></a><span class="lineno"> 297</span> <span class="keywordflow">if</span>(ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#a7dc0a0fe0bf6223ff4587fd01c360b76">magic</a> != <a class="code hl_define" href="consts_8h.html#a3c3ba66fe2b547655c9e4b16a1ba519a">AARU_MAGIC</a>)</div>
<div class="line"><a id="l00298" name="l00298"></a><span class="lineno"> 298</span> {</div>
<div class="line"><a id="l00299" name="l00299"></a><span class="lineno"> 299</span> <a class="code hl_define" href="log_8h.html#a053d6037d543b84ce59308ce71d15cd1">FATAL</a>(<span class="stringliteral">&quot;Invalid context&quot;</span>);</div>
<div class="line"><a id="l00300" name="l00300"></a><span class="lineno"> 300</span> </div>
<div class="line"><a id="l00301" name="l00301"></a><span class="lineno"> 301</span> <a class="code hl_define" href="log_8h.html#a21cc0459b78d5f2d7bd737e5aae1278a">TRACE</a>(<span class="stringliteral">&quot;Exiting aaruf_get_tracks() = AARUF_ERROR_NOT_AARUFORMAT&quot;</span>);</div>
<div class="line"><a id="l00302" name="l00302"></a><span class="lineno"> 302</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="l00303" name="l00303"></a><span class="lineno"> 303</span> }</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> <span class="keywordflow">if</span>(ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#aff71b0229a1c4c78572cfdb0824e601e">tracks_header</a>.<a class="code hl_variable" href="structTracksHeader.html#a98df23dccacc04396f07f450a742527a">entries</a> == 0 || ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#adcabe3b59f532d036adf16b78faba58e">track_entries</a> == NULL)</div>
<div class="line"><a id="l00306" name="l00306"></a><span class="lineno"> 306</span> {</div>
<div class="line"><a id="l00307" name="l00307"></a><span class="lineno"> 307</span> <a class="code hl_define" href="log_8h.html#a053d6037d543b84ce59308ce71d15cd1">FATAL</a>(<span class="stringliteral">&quot;Image contains no tracks&quot;</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> <a class="code hl_define" href="log_8h.html#a21cc0459b78d5f2d7bd737e5aae1278a">TRACE</a>(<span class="stringliteral">&quot;Exiting aaruf_get_tracks() = AARUF_ERROR_TRACK_NOT_FOUND&quot;</span>);</div>
<div class="line"><a id="l00310" name="l00310"></a><span class="lineno"> 310</span> <span class="keywordflow">return</span> <a class="code hl_define" href="errors_8h.html#a32b645da87003df886a5742d23f8ca19">AARUF_ERROR_TRACK_NOT_FOUND</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> </div>
<div class="line"><a id="l00313" name="l00313"></a><span class="lineno"> 313</span> <span class="keywordtype">size_t</span> required_length = ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#aff71b0229a1c4c78572cfdb0824e601e">tracks_header</a>.<a class="code hl_variable" href="structTracksHeader.html#a98df23dccacc04396f07f450a742527a">entries</a> * <span class="keyword">sizeof</span>(<a class="code hl_struct" href="structTrackEntry.html">TrackEntry</a>);</div>
<div class="line"><a id="l00314" name="l00314"></a><span class="lineno"> 314</span> </div>
<div class="line"><a id="l00315" name="l00315"></a><span class="lineno"> 315</span> <span class="keywordflow">if</span>(buffer == NULL || length == NULL || *length &lt; required_length)</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> <span class="keywordflow">if</span>(length) *length = required_length;</div>
<div class="line"><a id="l00318" name="l00318"></a><span class="lineno"> 318</span> <a class="code hl_define" href="log_8h.html#a21cc0459b78d5f2d7bd737e5aae1278a">TRACE</a>(<span class="stringliteral">&quot;Buffer too small for tracks, required %zu bytes&quot;</span>, required_length);</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> <a class="code hl_define" href="log_8h.html#a21cc0459b78d5f2d7bd737e5aae1278a">TRACE</a>(<span class="stringliteral">&quot;Exiting aaruf_get_tracks() = AARUF_ERROR_BUFFER_TOO_SMALL&quot;</span>);</div>
<div class="line"><a id="l00321" name="l00321"></a><span class="lineno"> 321</span> <span class="keywordflow">return</span> <a class="code hl_define" href="errors_8h.html#ae7eea5936a22100db46aac3e4312cdae">AARUF_ERROR_BUFFER_TOO_SMALL</a>;</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> </div>
<div class="line"><a id="l00324" name="l00324"></a><span class="lineno"> 324</span> memcpy(buffer, ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#adcabe3b59f532d036adf16b78faba58e">track_entries</a>, required_length);</div>
<div class="line"><a id="l00325" name="l00325"></a><span class="lineno"> 325</span> *length = required_length;</div>
<div class="line"><a id="l00326" name="l00326"></a><span class="lineno"> 326</span> </div>
<div class="line"><a id="l00327" name="l00327"></a><span class="lineno"> 327</span> <a class="code hl_define" href="log_8h.html#a21cc0459b78d5f2d7bd737e5aae1278a">TRACE</a>(<span class="stringliteral">&quot;Exiting aaruf_get_tracks(%p, %p, %zu) = AARUF_STATUS_OK&quot;</span>, context, buffer, *length);</div>
<div class="line"><a id="l00328" name="l00328"></a><span class="lineno"> 328</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="l00329" name="l00329"></a><span class="lineno"> 329</span>}</div>
</div>
<div class="line"><a id="l00330" name="l00330"></a><span class="lineno"> 330</span></div>
<div class="foldopen" id="foldopen00392" data-start="{" data-end="}">
<div class="line"><a id="l00392" name="l00392"></a><span class="lineno"><a class="line" href="decls_8h.html#a518d8d68debf1b9a24af3eb6bc2f9e49"> 392</a></span>int32_t <a class="code hl_function" href="optical_8c.html#a518d8d68debf1b9a24af3eb6bc2f9e49">aaruf_set_tracks</a>(<span class="keywordtype">void</span> *context, <a class="code hl_struct" href="structTrackEntry.html">TrackEntry</a> *tracks, <span class="keyword">const</span> <span class="keywordtype">int</span> count)</div>
<div class="line"><a id="l00393" name="l00393"></a><span class="lineno"> 393</span>{</div>
<div class="line"><a id="l00394" name="l00394"></a><span class="lineno"> 394</span> <a class="code hl_define" href="log_8h.html#a21cc0459b78d5f2d7bd737e5aae1278a">TRACE</a>(<span class="stringliteral">&quot;Entering aaruf_set_tracks(%p, %p, %d)&quot;</span>, context, tracks, count);</div>
<div class="line"><a id="l00395" name="l00395"></a><span class="lineno"> 395</span> </div>
<div class="line"><a id="l00396" name="l00396"></a><span class="lineno"> 396</span> <span class="comment">// Check context is correct AaruFormat context</span></div>
<div class="line"><a id="l00397" name="l00397"></a><span class="lineno"> 397</span> <span class="keywordflow">if</span>(context == NULL)</div>
<div class="line"><a id="l00398" name="l00398"></a><span class="lineno"> 398</span> {</div>
<div class="line"><a id="l00399" name="l00399"></a><span class="lineno"> 399</span> <a class="code hl_define" href="log_8h.html#a053d6037d543b84ce59308ce71d15cd1">FATAL</a>(<span class="stringliteral">&quot;Invalid context&quot;</span>);</div>
<div class="line"><a id="l00400" name="l00400"></a><span class="lineno"> 400</span> </div>
<div class="line"><a id="l00401" name="l00401"></a><span class="lineno"> 401</span> <a class="code hl_define" href="log_8h.html#a21cc0459b78d5f2d7bd737e5aae1278a">TRACE</a>(<span class="stringliteral">&quot;Exiting aaruf_get_tracks() = AARUF_ERROR_NOT_AARUFORMAT&quot;</span>);</div>
<div class="line"><a id="l00402" name="l00402"></a><span class="lineno"> 402</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="l00403" name="l00403"></a><span class="lineno"> 403</span> }</div>
<div class="line"><a id="l00404" name="l00404"></a><span class="lineno"> 404</span> </div>
<div class="line"><a id="l00405" name="l00405"></a><span class="lineno"> 405</span> <a class="code hl_struct" href="structaaruformat__context.html">aaruformat_context</a> *ctx = context;</div>
<div class="line"><a id="l00406" name="l00406"></a><span class="lineno"> 406</span> </div>
<div class="line"><a id="l00407" name="l00407"></a><span class="lineno"> 407</span> <span class="comment">// Not a libaaruformat context</span></div>
<div class="line"><a id="l00408" name="l00408"></a><span class="lineno"> 408</span> <span class="keywordflow">if</span>(ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#a7dc0a0fe0bf6223ff4587fd01c360b76">magic</a> != <a class="code hl_define" href="consts_8h.html#a3c3ba66fe2b547655c9e4b16a1ba519a">AARU_MAGIC</a>)</div>
<div class="line"><a id="l00409" name="l00409"></a><span class="lineno"> 409</span> {</div>
<div class="line"><a id="l00410" name="l00410"></a><span class="lineno"> 410</span> <a class="code hl_define" href="log_8h.html#a053d6037d543b84ce59308ce71d15cd1">FATAL</a>(<span class="stringliteral">&quot;Invalid context&quot;</span>);</div>
<div class="line"><a id="l00411" name="l00411"></a><span class="lineno"> 411</span> </div>
<div class="line"><a id="l00412" name="l00412"></a><span class="lineno"> 412</span> <a class="code hl_define" href="log_8h.html#a21cc0459b78d5f2d7bd737e5aae1278a">TRACE</a>(<span class="stringliteral">&quot;Exiting aaruf_get_tracks() = AARUF_ERROR_NOT_AARUFORMAT&quot;</span>);</div>
<div class="line"><a id="l00413" name="l00413"></a><span class="lineno"> 413</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="l00414" name="l00414"></a><span class="lineno"> 414</span> }</div>
<div class="line"><a id="l00415" name="l00415"></a><span class="lineno"> 415</span> </div>
<div class="line"><a id="l00416" name="l00416"></a><span class="lineno"> 416</span> <span class="comment">// Clearing existing tracks</span></div>
<div class="line"><a id="l00417" name="l00417"></a><span class="lineno"> 417</span> <span class="keywordflow">if</span>(count == 0)</div>
<div class="line"><a id="l00418" name="l00418"></a><span class="lineno"> 418</span> {</div>
<div class="line"><a id="l00419" name="l00419"></a><span class="lineno"> 419</span> memset(&amp;ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#aff71b0229a1c4c78572cfdb0824e601e">tracks_header</a>, 0, <span class="keyword">sizeof</span>(<a class="code hl_struct" href="structTracksHeader.html">TracksHeader</a>));</div>
<div class="line"><a id="l00420" name="l00420"></a><span class="lineno"> 420</span> free(ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#adcabe3b59f532d036adf16b78faba58e">track_entries</a>);</div>
<div class="line"><a id="l00421" name="l00421"></a><span class="lineno"> 421</span> ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#adcabe3b59f532d036adf16b78faba58e">track_entries</a> = NULL;</div>
<div class="line"><a id="l00422" name="l00422"></a><span class="lineno"> 422</span> free(ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#a2656e1efffab41086f8c580896ea24a1">data_tracks</a>);</div>
<div class="line"><a id="l00423" name="l00423"></a><span class="lineno"> 423</span> ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#a2656e1efffab41086f8c580896ea24a1">data_tracks</a> = NULL;</div>
<div class="line"><a id="l00424" name="l00424"></a><span class="lineno"> 424</span> ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#adcda13fede7a22da60ef942981aef1b2">number_of_data_tracks</a> = 0;</div>
<div class="line"><a id="l00425" name="l00425"></a><span class="lineno"> 425</span> </div>
<div class="line"><a id="l00426" name="l00426"></a><span class="lineno"> 426</span> <a class="code hl_define" href="log_8h.html#a21cc0459b78d5f2d7bd737e5aae1278a">TRACE</a>(<span class="stringliteral">&quot;Exiting aaruf_set_tracks() = AARUF_STATUS_OK&quot;</span>);</div>
<div class="line"><a id="l00427" name="l00427"></a><span class="lineno"> 427</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="l00428" name="l00428"></a><span class="lineno"> 428</span> }</div>
<div class="line"><a id="l00429" name="l00429"></a><span class="lineno"> 429</span> </div>
<div class="line"><a id="l00430" name="l00430"></a><span class="lineno"> 430</span> <span class="keywordflow">if</span>(tracks == NULL || count &lt; 0)</div>
<div class="line"><a id="l00431" name="l00431"></a><span class="lineno"> 431</span> {</div>
<div class="line"><a id="l00432" name="l00432"></a><span class="lineno"> 432</span> <a class="code hl_define" href="log_8h.html#a053d6037d543b84ce59308ce71d15cd1">FATAL</a>(<span class="stringliteral">&quot;Invalid tracks data&quot;</span>);</div>
<div class="line"><a id="l00433" name="l00433"></a><span class="lineno"> 433</span> </div>
<div class="line"><a id="l00434" name="l00434"></a><span class="lineno"> 434</span> <a class="code hl_define" href="log_8h.html#a21cc0459b78d5f2d7bd737e5aae1278a">TRACE</a>(<span class="stringliteral">&quot;Exiting aaruf_set_tracks() = AARUF_ERROR_INVALID_TRACK_FORMAT&quot;</span>);</div>
<div class="line"><a id="l00435" name="l00435"></a><span class="lineno"> 435</span> <span class="keywordflow">return</span> <a class="code hl_define" href="errors_8h.html#a604a2b6b7bf491f7e62a817b6c887f32">AARUF_ERROR_INVALID_TRACK_FORMAT</a>;</div>
<div class="line"><a id="l00436" name="l00436"></a><span class="lineno"> 436</span> }</div>
<div class="line"><a id="l00437" name="l00437"></a><span class="lineno"> 437</span> </div>
<div class="line"><a id="l00438" name="l00438"></a><span class="lineno"> 438</span> ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#aff71b0229a1c4c78572cfdb0824e601e">tracks_header</a>.<a class="code hl_variable" href="structTracksHeader.html#a8f78b3d1336efc46e97bbd84deab8e80">identifier</a> = <a class="code hl_enumvalue" href="enums_8h.html#a54420623f26ab6bb61042b41cccf37a3ae550bdf57660fcbf3500155c29d4637e">TracksBlock</a>;</div>
<div class="line"><a id="l00439" name="l00439"></a><span class="lineno"> 439</span> ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#aff71b0229a1c4c78572cfdb0824e601e">tracks_header</a>.<a class="code hl_variable" href="structTracksHeader.html#a98df23dccacc04396f07f450a742527a">entries</a> = (uint16_t)count;</div>
<div class="line"><a id="l00440" name="l00440"></a><span class="lineno"> 440</span> free(ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#adcabe3b59f532d036adf16b78faba58e">track_entries</a>);</div>
<div class="line"><a id="l00441" name="l00441"></a><span class="lineno"> 441</span> ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#adcabe3b59f532d036adf16b78faba58e">track_entries</a> = malloc(<span class="keyword">sizeof</span>(<a class="code hl_struct" href="structTrackEntry.html">TrackEntry</a>) * count);</div>
<div class="line"><a id="l00442" name="l00442"></a><span class="lineno"> 442</span> <span class="keywordflow">if</span>(ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#adcabe3b59f532d036adf16b78faba58e">track_entries</a> == NULL)</div>
<div class="line"><a id="l00443" name="l00443"></a><span class="lineno"> 443</span> {</div>
<div class="line"><a id="l00444" name="l00444"></a><span class="lineno"> 444</span> memset(&amp;ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#aff71b0229a1c4c78572cfdb0824e601e">tracks_header</a>, 0, <span class="keyword">sizeof</span>(<a class="code hl_struct" href="structTracksHeader.html">TracksHeader</a>));</div>
<div class="line"><a id="l00445" name="l00445"></a><span class="lineno"> 445</span> <a class="code hl_define" href="log_8h.html#a053d6037d543b84ce59308ce71d15cd1">FATAL</a>(<span class="stringliteral">&quot;Could not allocate memory for tracks&quot;</span>);</div>
<div class="line"><a id="l00446" name="l00446"></a><span class="lineno"> 446</span> </div>
<div class="line"><a id="l00447" name="l00447"></a><span class="lineno"> 447</span> <a class="code hl_define" href="log_8h.html#a21cc0459b78d5f2d7bd737e5aae1278a">TRACE</a>(<span class="stringliteral">&quot;Exiting aaruf_set_tracks() = AARUF_ERROR_NOT_ENOUGH_MEMORY&quot;</span>);</div>
<div class="line"><a id="l00448" name="l00448"></a><span class="lineno"> 448</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="l00449" name="l00449"></a><span class="lineno"> 449</span> }</div>
<div class="line"><a id="l00450" name="l00450"></a><span class="lineno"> 450</span> memcpy(ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#adcabe3b59f532d036adf16b78faba58e">track_entries</a>, tracks, <span class="keyword">sizeof</span>(<a class="code hl_struct" href="structTrackEntry.html">TrackEntry</a>) * count);</div>
<div class="line"><a id="l00451" name="l00451"></a><span class="lineno"> 451</span> ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#aff71b0229a1c4c78572cfdb0824e601e">tracks_header</a>.<a class="code hl_variable" href="structTracksHeader.html#ad85cd14bec1034946445058d45b97993">crc64</a> = <a class="code hl_function" href="decls_8h.html#a0fee4834bf0747bcd933c4e754aa4692">aaruf_crc64_data</a>((<span class="keyword">const</span> uint8_t *)ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#adcabe3b59f532d036adf16b78faba58e">track_entries</a>, <span class="keyword">sizeof</span>(<a class="code hl_struct" href="structTrackEntry.html">TrackEntry</a>) * count);</div>
<div class="line"><a id="l00452" name="l00452"></a><span class="lineno"> 452</span> </div>
<div class="line"><a id="l00453" name="l00453"></a><span class="lineno"> 453</span> ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#ac970291b3449c04221827b9c2c18ac70">image_info</a>.<a class="code hl_variable" href="structImageInfo.html#a5f4e71687378856611c72604f63c2835">HasPartitions</a> = <span class="keyword">true</span>;</div>
<div class="line"><a id="l00454" name="l00454"></a><span class="lineno"> 454</span> ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#ac970291b3449c04221827b9c2c18ac70">image_info</a>.<a class="code hl_variable" href="structImageInfo.html#aaeb20c53439a89baaf21944b3c97f676">HasSessions</a> = <span class="keyword">true</span>;</div>
<div class="line"><a id="l00455" name="l00455"></a><span class="lineno"> 455</span> </div>
<div class="line"><a id="l00456" name="l00456"></a><span class="lineno"> 456</span> free(ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#a2656e1efffab41086f8c580896ea24a1">data_tracks</a>);</div>
<div class="line"><a id="l00457" name="l00457"></a><span class="lineno"> 457</span> ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#a2656e1efffab41086f8c580896ea24a1">data_tracks</a> = NULL;</div>
<div class="line"><a id="l00458" name="l00458"></a><span class="lineno"> 458</span> </div>
<div class="line"><a id="l00459" name="l00459"></a><span class="lineno"> 459</span> ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#adcda13fede7a22da60ef942981aef1b2">number_of_data_tracks</a> = 0;</div>
<div class="line"><a id="l00460" name="l00460"></a><span class="lineno"> 460</span> </div>
<div class="line"><a id="l00461" name="l00461"></a><span class="lineno"> 461</span> <span class="keywordflow">for</span>(<span class="keywordtype">int</span> j = 0; j &lt; ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#aff71b0229a1c4c78572cfdb0824e601e">tracks_header</a>.<a class="code hl_variable" href="structTracksHeader.html#a98df23dccacc04396f07f450a742527a">entries</a>; j++)</div>
<div class="line"><a id="l00462" name="l00462"></a><span class="lineno"> 462</span> <span class="keywordflow">if</span>(ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#adcabe3b59f532d036adf16b78faba58e">track_entries</a>[j].<a class="code hl_variable" href="structTrackEntry.html#aa6464108b61ee648a5aa8e6ffcc9a59a">sequence</a> &gt; 0 &amp;&amp; ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#adcabe3b59f532d036adf16b78faba58e">track_entries</a>[j].<a class="code hl_variable" href="structTrackEntry.html#aa6464108b61ee648a5aa8e6ffcc9a59a">sequence</a> &lt;= 99) ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#adcda13fede7a22da60ef942981aef1b2">number_of_data_tracks</a>++;</div>
<div class="line"><a id="l00463" name="l00463"></a><span class="lineno"> 463</span> </div>
<div class="line"><a id="l00464" name="l00464"></a><span class="lineno"> 464</span> <span class="keywordflow">if</span>(ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#adcda13fede7a22da60ef942981aef1b2">number_of_data_tracks</a> &gt; 0)</div>
<div class="line"><a id="l00465" name="l00465"></a><span class="lineno"> 465</span> {</div>
<div class="line"><a id="l00466" name="l00466"></a><span class="lineno"> 466</span> ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#a2656e1efffab41086f8c580896ea24a1">data_tracks</a> = malloc(<span class="keyword">sizeof</span>(<a class="code hl_struct" href="structTrackEntry.html">TrackEntry</a>) * ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#adcda13fede7a22da60ef942981aef1b2">number_of_data_tracks</a>);</div>
<div class="line"><a id="l00467" name="l00467"></a><span class="lineno"> 467</span> <span class="keywordflow">if</span>(ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#a2656e1efffab41086f8c580896ea24a1">data_tracks</a> == NULL)</div>
<div class="line"><a id="l00468" name="l00468"></a><span class="lineno"> 468</span> {</div>
<div class="line"><a id="l00469" name="l00469"></a><span class="lineno"> 469</span> free(ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#adcabe3b59f532d036adf16b78faba58e">track_entries</a>);</div>
<div class="line"><a id="l00470" name="l00470"></a><span class="lineno"> 470</span> ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#adcabe3b59f532d036adf16b78faba58e">track_entries</a> = NULL;</div>
<div class="line"><a id="l00471" name="l00471"></a><span class="lineno"> 471</span> memset(&amp;ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#aff71b0229a1c4c78572cfdb0824e601e">tracks_header</a>, 0, <span class="keyword">sizeof</span>(<a class="code hl_struct" href="structTracksHeader.html">TracksHeader</a>));</div>
<div class="line"><a id="l00472" name="l00472"></a><span class="lineno"> 472</span> ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#adcda13fede7a22da60ef942981aef1b2">number_of_data_tracks</a> = 0;</div>
<div class="line"><a id="l00473" name="l00473"></a><span class="lineno"> 473</span> <a class="code hl_define" href="log_8h.html#a053d6037d543b84ce59308ce71d15cd1">FATAL</a>(<span class="stringliteral">&quot;Could not allocate memory for data tracks&quot;</span>);</div>
<div class="line"><a id="l00474" name="l00474"></a><span class="lineno"> 474</span> </div>
<div class="line"><a id="l00475" name="l00475"></a><span class="lineno"> 475</span> <a class="code hl_define" href="log_8h.html#a21cc0459b78d5f2d7bd737e5aae1278a">TRACE</a>(<span class="stringliteral">&quot;Exiting aaruf_set_tracks() = AARUF_ERROR_NOT_ENOUGH_MEMORY&quot;</span>);</div>
<div class="line"><a id="l00476" name="l00476"></a><span class="lineno"> 476</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="l00477" name="l00477"></a><span class="lineno"> 477</span> }</div>
<div class="line"><a id="l00478" name="l00478"></a><span class="lineno"> 478</span> }</div>
<div class="line"><a id="l00479" name="l00479"></a><span class="lineno"> 479</span> </div>
<div class="line"><a id="l00480" name="l00480"></a><span class="lineno"> 480</span> <span class="keywordflow">if</span>(ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#a2656e1efffab41086f8c580896ea24a1">data_tracks</a> != NULL)</div>
<div class="line"><a id="l00481" name="l00481"></a><span class="lineno"> 481</span> {</div>
<div class="line"><a id="l00482" name="l00482"></a><span class="lineno"> 482</span> <span class="keywordtype">int</span> k = 0;</div>
<div class="line"><a id="l00483" name="l00483"></a><span class="lineno"> 483</span> <span class="keywordflow">for</span>(<span class="keywordtype">int</span> j = 0; j &lt; ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#aff71b0229a1c4c78572cfdb0824e601e">tracks_header</a>.<a class="code hl_variable" href="structTracksHeader.html#a98df23dccacc04396f07f450a742527a">entries</a>; j++)</div>
<div class="line"><a id="l00484" name="l00484"></a><span class="lineno"> 484</span> <span class="keywordflow">if</span>(ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#adcabe3b59f532d036adf16b78faba58e">track_entries</a>[j].<a class="code hl_variable" href="structTrackEntry.html#aa6464108b61ee648a5aa8e6ffcc9a59a">sequence</a> &gt; 0 &amp;&amp; ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#adcabe3b59f532d036adf16b78faba58e">track_entries</a>[j].<a class="code hl_variable" href="structTrackEntry.html#aa6464108b61ee648a5aa8e6ffcc9a59a">sequence</a> &lt;= 99)</div>
<div class="line"><a id="l00485" name="l00485"></a><span class="lineno"> 485</span> memcpy(&amp;ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#a2656e1efffab41086f8c580896ea24a1">data_tracks</a>[k++], &amp;ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#adcabe3b59f532d036adf16b78faba58e">track_entries</a>[j], <span class="keyword">sizeof</span>(<a class="code hl_struct" href="structTrackEntry.html">TrackEntry</a>));</div>
<div class="line"><a id="l00486" name="l00486"></a><span class="lineno"> 486</span> }</div>
<div class="line"><a id="l00487" name="l00487"></a><span class="lineno"> 487</span> </div>
<div class="line"><a id="l00488" name="l00488"></a><span class="lineno"> 488</span> <a class="code hl_define" href="log_8h.html#a21cc0459b78d5f2d7bd737e5aae1278a">TRACE</a>(<span class="stringliteral">&quot;Exiting aaruf_set_tracks() = AARUF_STATUS_OK&quot;</span>);</div>
<div class="line"><a id="l00489" name="l00489"></a><span class="lineno"> 489</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="l00490" name="l00490"></a><span class="lineno"> 490</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_a3c3ba66fe2b547655c9e4b16a1ba519a"><div class="ttname"><a href="consts_8h.html#a3c3ba66fe2b547655c9e4b16a1ba519a">AARU_MAGIC</a></div><div class="ttdeci">#define AARU_MAGIC</div><div class="ttdoc">Magic identifier for AaruFormat container (ASCII &quot;AARUFRMT&quot;).</div><div class="ttdef"><b>Definition</b> <a href="consts_8h_source.html#l00064">consts.h:64</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_a0fee4834bf0747bcd933c4e754aa4692"><div class="ttname"><a href="decls_8h.html#a0fee4834bf0747bcd933c4e754aa4692">aaruf_crc64_data</a></div><div class="ttdeci">uint64_t aaruf_crc64_data(const uint8_t *data, uint32_t len)</div><div class="ttdef"><b>Definition</b> <a href="crc64_8c_source.html#l00160">crc64.c:160</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_a54420623f26ab6bb61042b41cccf37a3ae550bdf57660fcbf3500155c29d4637e"><div class="ttname"><a href="enums_8h.html#a54420623f26ab6bb61042b41cccf37a3ae550bdf57660fcbf3500155c29d4637e">TracksBlock</a></div><div class="ttdeci">@ TracksBlock</div><div class="ttdoc">Block containing optical disc tracks.</div><div class="ttdef"><b>Definition</b> <a href="enums_8h_source.html#l00150">enums.h:150</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_a32b645da87003df886a5742d23f8ca19"><div class="ttname"><a href="errors_8h.html#a32b645da87003df886a5742d23f8ca19">AARUF_ERROR_TRACK_NOT_FOUND</a></div><div class="ttdeci">#define AARUF_ERROR_TRACK_NOT_FOUND</div><div class="ttdoc">Referenced track number not present.</div><div class="ttdef"><b>Definition</b> <a href="errors_8h_source.html#l00052">errors.h:52</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_a604a2b6b7bf491f7e62a817b6c887f32"><div class="ttname"><a href="errors_8h.html#a604a2b6b7bf491f7e62a817b6c887f32">AARUF_ERROR_INVALID_TRACK_FORMAT</a></div><div class="ttdeci">#define AARUF_ERROR_INVALID_TRACK_FORMAT</div><div class="ttdoc">Track metadata internally inconsistent or malformed.</div><div class="ttdef"><b>Definition</b> <a href="errors_8h_source.html#l00054">errors.h:54</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="aerrors_8h_html_ae7eea5936a22100db46aac3e4312cdae"><div class="ttname"><a href="errors_8h.html#ae7eea5936a22100db46aac3e4312cdae">AARUF_ERROR_BUFFER_TOO_SMALL</a></div><div class="ttdeci">#define AARUF_ERROR_BUFFER_TOO_SMALL</div><div class="ttdoc">Caller-supplied buffer insufficient for data.</div><div class="ttdef"><b>Definition</b> <a href="errors_8h_source.html#l00049">errors.h:49</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="aoptical_8c_html_a2ce65757ca5209f17d467c51ba7d445d"><div class="ttname"><a href="optical_8c.html#a2ce65757ca5209f17d467c51ba7d445d">aaruf_get_tracks</a></div><div class="ttdeci">int32_t aaruf_get_tracks(const void *context, uint8_t *buffer, size_t *length)</div><div class="ttdoc">Retrieve the array of track descriptors contained in an opened AaruFormat image.</div><div class="ttdef"><b>Definition</b> <a href="#l00281">optical.c:281</a></div></div>
<div class="ttc" id="aoptical_8c_html_a375a516fdf6f81e997365d93b21f6708"><div class="ttname"><a href="optical_8c.html#a375a516fdf6f81e997365d93b21f6708">process_tracks_block</a></div><div class="ttdeci">void process_tracks_block(aaruformat_context *ctx, const IndexEntry *entry)</div><div class="ttdoc">Parse and integrate a Tracks block from the image stream into the context.</div><div class="ttdef"><b>Definition</b> <a href="#l00111">optical.c:111</a></div></div>
<div class="ttc" id="aoptical_8c_html_a518d8d68debf1b9a24af3eb6bc2f9e49"><div class="ttname"><a href="optical_8c.html#a518d8d68debf1b9a24af3eb6bc2f9e49">aaruf_set_tracks</a></div><div class="ttdeci">int32_t aaruf_set_tracks(void *context, TrackEntry *tracks, const int count)</div><div class="ttdoc">Replace (or clear) the in-memory track table for an AaruFormat image context.</div><div class="ttdef"><b>Definition</b> <a href="#l00392">optical.c:392</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="astructImageInfo_html_a5f4e71687378856611c72604f63c2835"><div class="ttname"><a href="structImageInfo.html#a5f4e71687378856611c72604f63c2835">ImageInfo::HasPartitions</a></div><div class="ttdeci">uint8_t HasPartitions</div><div class="ttdoc">Image contains partitions (or tracks for optical media); 0=no, non-zero=yes.</div><div class="ttdef"><b>Definition</b> <a href="aaru_8h_source.html#l00871">aaru.h:871</a></div></div>
<div class="ttc" id="astructImageInfo_html_aaeb20c53439a89baaf21944b3c97f676"><div class="ttname"><a href="structImageInfo.html#aaeb20c53439a89baaf21944b3c97f676">ImageInfo::HasSessions</a></div><div class="ttdeci">uint8_t HasSessions</div><div class="ttdoc">Image contains multiple sessions (optical media); 0=single/none, non-zero=multi.</div><div class="ttdef"><b>Definition</b> <a href="aaru_8h_source.html#l00872">aaru.h:872</a></div></div>
<div class="ttc" id="astructImageInfo_html_abca8e73a9655d810e6d30d36c3ab54d7"><div class="ttname"><a href="structImageInfo.html#abca8e73a9655d810e6d30d36c3ab54d7">ImageInfo::ImageSize</a></div><div class="ttdeci">uint64_t ImageSize</div><div class="ttdoc">Size of the image payload in bytes (excludes headers/metadata)</div><div class="ttdef"><b>Definition</b> <a href="aaru_8h_source.html#l00873">aaru.h:873</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="astructIndexEntry_html_a854951a64192d7e4cdcfa6dd6fd2b3ea"><div class="ttname"><a href="structIndexEntry.html#a854951a64192d7e4cdcfa6dd6fd2b3ea">IndexEntry::offset</a></div><div class="ttdeci">uint64_t offset</div><div class="ttdoc">Absolute byte offset in the image where the referenced block header begins.</div><div class="ttdef"><b>Definition</b> <a href="index_8h_source.html#l00112">index.h:112</a></div></div>
<div class="ttc" id="astructTrackEntry_html"><div class="ttname"><a href="structTrackEntry.html">TrackEntry</a></div><div class="ttdoc">Single optical disc track descriptor (sequence, type, LBAs, session, ISRC, flags).</div><div class="ttdef"><b>Definition</b> <a href="optical_8h_source.html#l00071">optical.h:72</a></div></div>
<div class="ttc" id="astructTrackEntry_html_aa6464108b61ee648a5aa8e6ffcc9a59a"><div class="ttname"><a href="structTrackEntry.html#aa6464108b61ee648a5aa8e6ffcc9a59a">TrackEntry::sequence</a></div><div class="ttdeci">uint8_t sequence</div><div class="ttdoc">Track number (1..99 typical for CD audio/data). 0 may indicate placeholder/non-standard.</div><div class="ttdef"><b>Definition</b> <a href="optical_8h_source.html#l00073">optical.h:73</a></div></div>
<div class="ttc" id="astructTracksHeader_html"><div class="ttname"><a href="structTracksHeader.html">TracksHeader</a></div><div class="ttdoc">Header for an optical tracks block listing track entries.</div><div class="ttdef"><b>Definition</b> <a href="optical_8h_source.html#l00061">optical.h:62</a></div></div>
<div class="ttc" id="astructTracksHeader_html_a8f78b3d1336efc46e97bbd84deab8e80"><div class="ttname"><a href="structTracksHeader.html#a8f78b3d1336efc46e97bbd84deab8e80">TracksHeader::identifier</a></div><div class="ttdeci">uint32_t identifier</div><div class="ttdoc">Block identifier (must be BlockType::TracksBlock).</div><div class="ttdef"><b>Definition</b> <a href="optical_8h_source.html#l00063">optical.h:63</a></div></div>
<div class="ttc" id="astructTracksHeader_html_a98df23dccacc04396f07f450a742527a"><div class="ttname"><a href="structTracksHeader.html#a98df23dccacc04396f07f450a742527a">TracksHeader::entries</a></div><div class="ttdeci">uint16_t entries</div><div class="ttdoc">Number of TrackEntry records following this header.</div><div class="ttdef"><b>Definition</b> <a href="optical_8h_source.html#l00064">optical.h:64</a></div></div>
<div class="ttc" id="astructTracksHeader_html_ad85cd14bec1034946445058d45b97993"><div class="ttname"><a href="structTracksHeader.html#ad85cd14bec1034946445058d45b97993">TracksHeader::crc64</a></div><div class="ttdeci">uint64_t crc64</div><div class="ttdoc">CRC64-ECMA of the TrackEntry array (header excluded, legacy byte-swap for early versions).</div><div class="ttdef"><b>Definition</b> <a href="optical_8h_source.html#l00065">optical.h:65</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_a2656e1efffab41086f8c580896ea24a1"><div class="ttname"><a href="structaaruformat__context.html#a2656e1efffab41086f8c580896ea24a1">aaruformat_context::data_tracks</a></div><div class="ttdeci">TrackEntry * data_tracks</div><div class="ttdoc">Filtered list of data tracks (subset of trackEntries).</div><div class="ttdef"><b>Definition</b> <a href="context_8h_source.html#l00243">context.h:243</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_a7dc0a0fe0bf6223ff4587fd01c360b76"><div class="ttname"><a href="structaaruformat__context.html#a7dc0a0fe0bf6223ff4587fd01c360b76">aaruformat_context::magic</a></div><div class="ttdeci">uint64_t magic</div><div class="ttdoc">File magic (AARU_MAGIC) post-open.</div><div class="ttdef"><b>Definition</b> <a href="context_8h_source.html#l00174">context.h:174</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="astructaaruformat__context_html_ac970291b3449c04221827b9c2c18ac70"><div class="ttname"><a href="structaaruformat__context.html#ac970291b3449c04221827b9c2c18ac70">aaruformat_context::image_info</a></div><div class="ttdeci">ImageInfo image_info</div><div class="ttdoc">Exposed high-level image info summary.</div><div class="ttdef"><b>Definition</b> <a href="context_8h_source.html#l00260">context.h:260</a></div></div>
<div class="ttc" id="astructaaruformat__context_html_adcabe3b59f532d036adf16b78faba58e"><div class="ttname"><a href="structaaruformat__context.html#adcabe3b59f532d036adf16b78faba58e">aaruformat_context::track_entries</a></div><div class="ttdeci">TrackEntry * track_entries</div><div class="ttdoc">Full track list (tracksHeader.entries elements).</div><div class="ttdef"><b>Definition</b> <a href="context_8h_source.html#l00242">context.h:242</a></div></div>
<div class="ttc" id="astructaaruformat__context_html_adcda13fede7a22da60ef942981aef1b2"><div class="ttname"><a href="structaaruformat__context.html#adcda13fede7a22da60ef942981aef1b2">aaruformat_context::number_of_data_tracks</a></div><div class="ttdeci">uint8_t number_of_data_tracks</div><div class="ttdoc">Count of tracks considered &quot;data&quot; (sequence 1..99 heuristics).</div><div class="ttdef"><b>Definition</b> <a href="context_8h_source.html#l00245">context.h:245</a></div></div>
<div class="ttc" id="astructaaruformat__context_html_aff71b0229a1c4c78572cfdb0824e601e"><div class="ttname"><a href="structaaruformat__context.html#aff71b0229a1c4c78572cfdb0824e601e">aaruformat_context::tracks_header</a></div><div class="ttdeci">TracksHeader tracks_header</div><div class="ttdoc">Tracks header (optical) if present.</div><div class="ttdef"><b>Definition</b> <a href="context_8h_source.html#l00244">context.h:244</a></div></div>
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