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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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<div class="headertitle"><div class="title">ddt_v1.c</div></div>
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<a href="ddt__v1_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 &quot;<a class="code" href="errors_8h.html">errors.h</a>&quot;</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">#ifdef __linux__</span></div>
<div class="line"><a id="l00026" name="l00026"></a><span class="lineno"> 26</span><span class="preprocessor">#include &lt;sys/mman.h&gt;</span></div>
<div class="line"><a id="l00027" name="l00027"></a><span class="lineno"> 27</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l00028" name="l00028"></a><span class="lineno"> 28</span> </div>
<div class="line"><a id="l00029" name="l00029"></a><span class="lineno"> 29</span><span class="preprocessor">#include &quot;<a class="code" href="aaruformat_8h.html">aaruformat.h</a>&quot;</span></div>
<div class="line"><a id="l00030" name="l00030"></a><span class="lineno"> 30</span><span class="preprocessor">#include &quot;<a class="code" href="log_8h.html">log.h</a>&quot;</span></div>
<div class="line"><a id="l00031" name="l00031"></a><span class="lineno"> 31</span></div>
<div class="foldopen" id="foldopen00085" data-start="{" data-end="}">
<div class="line"><a id="l00085" name="l00085"></a><span class="lineno"><a class="line" href="internal_8h.html#abaf38090f967423898b99e0455751c07"> 85</a></span>int32_t <a class="code hl_function" href="ddt__v1_8c.html#abaf38090f967423898b99e0455751c07">process_ddt_v1</a>(<a class="code hl_struct" href="structaaruformat__context.html">aaruformat_context</a> *ctx, <a class="code hl_struct" href="structIndexEntry.html">IndexEntry</a> *entry, <span class="keywordtype">bool</span> *found_user_data_ddt)</div>
<div class="line"><a id="l00086" name="l00086"></a><span class="lineno"> 86</span>{</div>
<div class="line"><a id="l00087" name="l00087"></a><span class="lineno"> 87</span> <a class="code hl_define" href="log_8h.html#a21cc0459b78d5f2d7bd737e5aae1278a">TRACE</a>(<span class="stringliteral">&quot;Entering process_ddt_v1(%p, %p, %d)&quot;</span>, ctx, entry, *found_user_data_ddt);</div>
<div class="line"><a id="l00088" name="l00088"></a><span class="lineno"> 88</span> </div>
<div class="line"><a id="l00089" name="l00089"></a><span class="lineno"> 89</span> <span class="keywordtype">int</span> pos = 0;</div>
<div class="line"><a id="l00090" name="l00090"></a><span class="lineno"> 90</span> <span class="keywordtype">size_t</span> read_bytes = 0;</div>
<div class="line"><a id="l00091" name="l00091"></a><span class="lineno"> 91</span> <a class="code hl_struct" href="structDdtHeader.html">DdtHeader</a> ddt_header;</div>
<div class="line"><a id="l00092" name="l00092"></a><span class="lineno"> 92</span> uint8_t *cmp_data = NULL;</div>
<div class="line"><a id="l00093" name="l00093"></a><span class="lineno"> 93</span> uint32_t *cd_ddt = NULL;</div>
<div class="line"><a id="l00094" name="l00094"></a><span class="lineno"> 94</span> uint8_t lzma_properties[<a class="code hl_define" href="consts_8h.html#a25fd08252b97a0230d3efc899bddd240">LZMA_PROPERTIES_LENGTH</a>];</div>
<div class="line"><a id="l00095" name="l00095"></a><span class="lineno"> 95</span> <span class="keywordtype">size_t</span> lzma_size = 0;</div>
<div class="line"><a id="l00096" name="l00096"></a><span class="lineno"> 96</span> <span class="keywordtype">int</span> error_no = 0;</div>
<div class="line"><a id="l00097" name="l00097"></a><span class="lineno"> 97</span> </div>
<div class="line"><a id="l00098" name="l00098"></a><span class="lineno"> 98</span> <span class="comment">// Check if the context and image stream are valid</span></div>
<div class="line"><a id="l00099" name="l00099"></a><span class="lineno"> 99</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="l00100" name="l00100"></a><span class="lineno"> 100</span> {</div>
<div class="line"><a id="l00101" name="l00101"></a><span class="lineno"> 101</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="l00102" name="l00102"></a><span class="lineno"> 102</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;Exiting process_ddt_v1() = AARUF_ERROR_NOT_AARUFORMAT&quot;</span>);</div>
<div class="line"><a id="l00104" name="l00104"></a><span class="lineno"> 104</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="l00105" name="l00105"></a><span class="lineno"> 105</span> }</div>
<div class="line"><a id="l00106" name="l00106"></a><span class="lineno"> 106</span> </div>
<div class="line"><a id="l00107" name="l00107"></a><span class="lineno"> 107</span> <span class="comment">// Seek to block</span></div>
<div class="line"><a id="l00108" name="l00108"></a><span class="lineno"> 108</span> <a class="code hl_define" href="log_8h.html#a21cc0459b78d5f2d7bd737e5aae1278a">TRACE</a>(<span class="stringliteral">&quot;Seeking to DDT block at position %&quot;</span> PRIu64, entry-&gt;<a class="code hl_variable" href="structIndexEntry.html#a854951a64192d7e4cdcfa6dd6fd2b3ea">offset</a>);</div>
<div class="line"><a id="l00109" name="l00109"></a><span class="lineno"> 109</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="l00110" name="l00110"></a><span class="lineno"> 110</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="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_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...&quot;</span>, entry-&gt;<a class="code hl_variable" href="structIndexEntry.html#a854951a64192d7e4cdcfa6dd6fd2b3ea">offset</a>);</div>
<div class="line"><a id="l00113" name="l00113"></a><span class="lineno"> 113</span> </div>
<div class="line"><a id="l00114" name="l00114"></a><span class="lineno"> 114</span> <a class="code hl_define" href="log_8h.html#a21cc0459b78d5f2d7bd737e5aae1278a">TRACE</a>(<span class="stringliteral">&quot;Exiting process_ddt_v1() = AARUF_ERROR_CANNOT_READ_BLOCK&quot;</span>);</div>
<div class="line"><a id="l00115" name="l00115"></a><span class="lineno"> 115</span> <span class="keywordflow">return</span> <a class="code hl_define" href="errors_8h.html#a67753dacbd0ffdd397e563a8a5ecd271">AARUF_ERROR_CANNOT_READ_BLOCK</a>;</div>
<div class="line"><a id="l00116" name="l00116"></a><span class="lineno"> 116</span> }</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">// Even if those two checks shall have been done before</span></div>
<div class="line"><a id="l00119" name="l00119"></a><span class="lineno"> 119</span> <a class="code hl_define" href="log_8h.html#a21cc0459b78d5f2d7bd737e5aae1278a">TRACE</a>(<span class="stringliteral">&quot;Reading DDT block header at position %&quot;</span> PRIu64, entry-&gt;<a class="code hl_variable" href="structIndexEntry.html#a854951a64192d7e4cdcfa6dd6fd2b3ea">offset</a>);</div>
<div class="line"><a id="l00120" name="l00120"></a><span class="lineno"> 120</span> read_bytes = fread(&amp;ddt_header, 1, <span class="keyword">sizeof</span>(<a class="code hl_struct" href="structDdtHeader.html">DdtHeader</a>), ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#ab516fae594bde4f76b75488d0a3ca3a8">imageStream</a>);</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="keywordflow">if</span>(read_bytes != <span class="keyword">sizeof</span>(<a class="code hl_struct" href="structDdtHeader.html">DdtHeader</a>))</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> <a class="code hl_define" href="log_8h.html#a053d6037d543b84ce59308ce71d15cd1">FATAL</a>(<span class="stringliteral">&quot;Could not read block header at %&quot;</span> PRIu64 <span class="stringliteral">&quot;&quot;</span>, entry-&gt;<a class="code hl_variable" href="structIndexEntry.html#a854951a64192d7e4cdcfa6dd6fd2b3ea">offset</a>);</div>
<div class="line"><a id="l00125" name="l00125"></a><span class="lineno"> 125</span> </div>
<div class="line"><a id="l00126" name="l00126"></a><span class="lineno"> 126</span> <a class="code hl_define" href="log_8h.html#a21cc0459b78d5f2d7bd737e5aae1278a">TRACE</a>(<span class="stringliteral">&quot;Exiting process_ddt_v1() = AARUF_ERROR_CANNOT_READ_BLOCK&quot;</span>);</div>
<div class="line"><a id="l00127" name="l00127"></a><span class="lineno"> 127</span> <span class="keywordflow">return</span> <a class="code hl_define" href="errors_8h.html#a67753dacbd0ffdd397e563a8a5ecd271">AARUF_ERROR_CANNOT_READ_BLOCK</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> </div>
<div class="line"><a id="l00130" name="l00130"></a><span class="lineno"> 130</span> *found_user_data_ddt = <span class="keyword">true</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> 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> += ddt_header.<a class="code hl_variable" href="structDdtHeader.html#a683a82d49a20adf6348fbcde58e2ecd9">cmpLength</a>;</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>(entry-&gt;<a class="code hl_variable" href="structIndexEntry.html#ae5d35082a756e0388efbf5fabbe93d10">dataType</a> == <a class="code hl_enumvalue" href="enums_8h.html#ad8ed01ff3ff33333d8e19db4d2818bb6a73bb26133ccd01972725933b00ec3a06">UserData</a>)</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> ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#ac970291b3449c04221827b9c2c18ac70">image_info</a>.<a class="code hl_variable" href="structImageInfo.html#ae3e1b9cde1c51152b00eb1b59e199906">Sectors</a> = ddt_header.<a class="code hl_variable" href="structDdtHeader.html#a74eb3f36e0c52cc59849fcc7b283d84d">entries</a>;</div>
<div class="line"><a id="l00137" name="l00137"></a><span class="lineno"> 137</span> ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#a4023f622bac759754c68ac633c53e3f4">shift</a> = ddt_header.<a class="code hl_variable" href="structDdtHeader.html#a3d12905ae4eefa62cff390bf694f96ea">shift</a>;</div>
<div class="line"><a id="l00138" name="l00138"></a><span class="lineno"> 138</span> ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#a7c284949fdbfecfddeac2ba6687213b0">ddt_version</a> = 1;</div>
<div class="line"><a id="l00139" name="l00139"></a><span class="lineno"> 139</span> </div>
<div class="line"><a id="l00140" name="l00140"></a><span class="lineno"> 140</span> <span class="comment">// Check for DDT compression</span></div>
<div class="line"><a id="l00141" name="l00141"></a><span class="lineno"> 141</span> <span class="keywordflow">switch</span>(ddt_header.<a class="code hl_variable" href="structDdtHeader.html#a582d814208475da3a610e7773a3b2ded">compression</a>)</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> <span class="comment">// TODO: Check CRC</span></div>
<div class="line"><a id="l00144" name="l00144"></a><span class="lineno"> 144</span> <span class="keywordflow">case</span> <a class="code hl_enumvalue" href="enums_8h.html#affec749ed88365143745313ae9168263a002db7938c70152bf9af1797cb87c32f">Lzma</a>:</div>
<div class="line"><a id="l00145" name="l00145"></a><span class="lineno"> 145</span> <span class="keywordflow">if</span>(ddt_header.<a class="code hl_variable" href="structDdtHeader.html#a683a82d49a20adf6348fbcde58e2ecd9">cmpLength</a> &lt;= <a class="code hl_define" href="consts_8h.html#a25fd08252b97a0230d3efc899bddd240">LZMA_PROPERTIES_LENGTH</a>)</div>
<div class="line"><a id="l00146" name="l00146"></a><span class="lineno"> 146</span> {</div>
<div class="line"><a id="l00147" name="l00147"></a><span class="lineno"> 147</span> <a class="code hl_define" href="log_8h.html#a053d6037d543b84ce59308ce71d15cd1">FATAL</a>(<span class="stringliteral">&quot;Compressed DDT payload too small (%&quot;</span> PRIu64 <span class="stringliteral">&quot;) for LZMA properties.&quot;</span>, ddt_header.<a class="code hl_variable" href="structDdtHeader.html#a683a82d49a20adf6348fbcde58e2ecd9">cmpLength</a>);</div>
<div class="line"><a id="l00148" name="l00148"></a><span class="lineno"> 148</span> <span class="keywordflow">return</span> <a class="code hl_define" href="errors_8h.html#ac9f4e38e8d5a1f940c9cd0c7f6788c37">AARUF_ERROR_CANNOT_DECOMPRESS_BLOCK</a>;</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> </div>
<div class="line"><a id="l00151" name="l00151"></a><span class="lineno"> 151</span> lzma_size = ddt_header.<a class="code hl_variable" href="structDdtHeader.html#a683a82d49a20adf6348fbcde58e2ecd9">cmpLength</a> - <a class="code hl_define" href="consts_8h.html#a25fd08252b97a0230d3efc899bddd240">LZMA_PROPERTIES_LENGTH</a>;</div>
<div class="line"><a id="l00152" name="l00152"></a><span class="lineno"> 152</span> </div>
<div class="line"><a id="l00153" name="l00153"></a><span class="lineno"> 153</span> cmp_data = (uint8_t *)malloc(lzma_size);</div>
<div class="line"><a id="l00154" name="l00154"></a><span class="lineno"> 154</span> <span class="keywordflow">if</span>(cmp_data == 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> <a class="code hl_define" href="log_8h.html#a21cc0459b78d5f2d7bd737e5aae1278a">TRACE</a>(<span class="stringliteral">&quot;Cannot allocate memory for DDT, continuing...&quot;</span>);</div>
<div class="line"><a id="l00157" name="l00157"></a><span class="lineno"> 157</span> <span class="keywordflow">break</span>;</div>
<div class="line"><a id="l00158" name="l00158"></a><span class="lineno"> 158</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> ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#a1d5ad658b9219c4b3838fcb042742e4e">user_data_ddt</a> = (uint64_t *)malloc(ddt_header.<a class="code hl_variable" href="structDdtHeader.html#a6c427b746b3fa0fd161094ba0adf3f56">length</a>);</div>
<div class="line"><a id="l00161" name="l00161"></a><span class="lineno"> 161</span> <span class="keywordflow">if</span>(ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#a1d5ad658b9219c4b3838fcb042742e4e">user_data_ddt</a> == NULL)</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> <a class="code hl_define" href="log_8h.html#a21cc0459b78d5f2d7bd737e5aae1278a">TRACE</a>(<span class="stringliteral">&quot;Cannot allocate memory for DDT, continuing...&quot;</span>);</div>
<div class="line"><a id="l00164" name="l00164"></a><span class="lineno"> 164</span> free(cmp_data);</div>
<div class="line"><a id="l00165" name="l00165"></a><span class="lineno"> 165</span> <span class="keywordflow">break</span>;</div>
<div class="line"><a id="l00166" name="l00166"></a><span class="lineno"> 166</span> }</div>
<div class="line"><a id="l00167" name="l00167"></a><span class="lineno"> 167</span> </div>
<div class="line"><a id="l00168" name="l00168"></a><span class="lineno"> 168</span> read_bytes = fread(lzma_properties, 1, <a class="code hl_define" href="consts_8h.html#a25fd08252b97a0230d3efc899bddd240">LZMA_PROPERTIES_LENGTH</a>, ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#ab516fae594bde4f76b75488d0a3ca3a8">imageStream</a>);</div>
<div class="line"><a id="l00169" name="l00169"></a><span class="lineno"> 169</span> <span class="keywordflow">if</span>(read_bytes != <a class="code hl_define" href="consts_8h.html#a25fd08252b97a0230d3efc899bddd240">LZMA_PROPERTIES_LENGTH</a>)</div>
<div class="line"><a id="l00170" name="l00170"></a><span class="lineno"> 170</span> {</div>
<div class="line"><a id="l00171" name="l00171"></a><span class="lineno"> 171</span> <a class="code hl_define" href="log_8h.html#a21cc0459b78d5f2d7bd737e5aae1278a">TRACE</a>(<span class="stringliteral">&quot;Could not read LZMA properties, continuing...&quot;</span>);</div>
<div class="line"><a id="l00172" name="l00172"></a><span class="lineno"> 172</span> free(cmp_data);</div>
<div class="line"><a id="l00173" name="l00173"></a><span class="lineno"> 173</span> free(ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#a1d5ad658b9219c4b3838fcb042742e4e">user_data_ddt</a>);</div>
<div class="line"><a id="l00174" name="l00174"></a><span class="lineno"> 174</span> ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#a1d5ad658b9219c4b3838fcb042742e4e">user_data_ddt</a> = NULL;</div>
<div class="line"><a id="l00175" name="l00175"></a><span class="lineno"> 175</span> <span class="keywordflow">break</span>;</div>
<div class="line"><a id="l00176" name="l00176"></a><span class="lineno"> 176</span> }</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> read_bytes = fread(cmp_data, 1, lzma_size, ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#ab516fae594bde4f76b75488d0a3ca3a8">imageStream</a>);</div>
<div class="line"><a id="l00179" name="l00179"></a><span class="lineno"> 179</span> <span class="keywordflow">if</span>(read_bytes != lzma_size)</div>
<div class="line"><a id="l00180" name="l00180"></a><span class="lineno"> 180</span> {</div>
<div class="line"><a id="l00181" name="l00181"></a><span class="lineno"> 181</span> <a class="code hl_define" href="log_8h.html#a21cc0459b78d5f2d7bd737e5aae1278a">TRACE</a>(<span class="stringliteral">&quot;Could not read compressed block, continuing...&quot;</span>);</div>
<div class="line"><a id="l00182" name="l00182"></a><span class="lineno"> 182</span> free(cmp_data);</div>
<div class="line"><a id="l00183" name="l00183"></a><span class="lineno"> 183</span> free(ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#a1d5ad658b9219c4b3838fcb042742e4e">user_data_ddt</a>);</div>
<div class="line"><a id="l00184" name="l00184"></a><span class="lineno"> 184</span> ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#a1d5ad658b9219c4b3838fcb042742e4e">user_data_ddt</a> = NULL;</div>
<div class="line"><a id="l00185" name="l00185"></a><span class="lineno"> 185</span> <span class="keywordflow">break</span>;</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> </div>
<div class="line"><a id="l00188" name="l00188"></a><span class="lineno"> 188</span> read_bytes = ddt_header.<a class="code hl_variable" href="structDdtHeader.html#a6c427b746b3fa0fd161094ba0adf3f56">length</a>;</div>
<div class="line"><a id="l00189" name="l00189"></a><span class="lineno"> 189</span> <a class="code hl_define" href="log_8h.html#a21cc0459b78d5f2d7bd737e5aae1278a">TRACE</a>(<span class="stringliteral">&quot;Decompressing block of size %zu bytes&quot;</span>, ddt_header.<a class="code hl_variable" href="structDdtHeader.html#a6c427b746b3fa0fd161094ba0adf3f56">length</a>);</div>
<div class="line"><a id="l00190" name="l00190"></a><span class="lineno"> 190</span> error_no = <a class="code hl_function" href="decls_8h.html#a12f3cbc43c2f57a11fbba32a71ba2704">aaruf_lzma_decode_buffer</a>((uint8_t *)ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#a1d5ad658b9219c4b3838fcb042742e4e">user_data_ddt</a>, &amp;read_bytes, cmp_data, &amp;lzma_size,</div>
<div class="line"><a id="l00191" name="l00191"></a><span class="lineno"> 191</span> lzma_properties, <a class="code hl_define" href="consts_8h.html#a25fd08252b97a0230d3efc899bddd240">LZMA_PROPERTIES_LENGTH</a>);</div>
<div class="line"><a id="l00192" name="l00192"></a><span class="lineno"> 192</span> </div>
<div class="line"><a id="l00193" name="l00193"></a><span class="lineno"> 193</span> <span class="keywordflow">if</span>(error_no != 0)</div>
<div class="line"><a id="l00194" name="l00194"></a><span class="lineno"> 194</span> {</div>
<div class="line"><a id="l00195" name="l00195"></a><span class="lineno"> 195</span> <a class="code hl_define" href="log_8h.html#a053d6037d543b84ce59308ce71d15cd1">FATAL</a>(<span class="stringliteral">&quot;Got error %d from LZMA, stopping...&quot;</span>, error_no);</div>
<div class="line"><a id="l00196" name="l00196"></a><span class="lineno"> 196</span> free(cmp_data);</div>
<div class="line"><a id="l00197" name="l00197"></a><span class="lineno"> 197</span> free(ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#a1d5ad658b9219c4b3838fcb042742e4e">user_data_ddt</a>);</div>
<div class="line"><a id="l00198" name="l00198"></a><span class="lineno"> 198</span> ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#a1d5ad658b9219c4b3838fcb042742e4e">user_data_ddt</a> = NULL;</div>
<div class="line"><a id="l00199" name="l00199"></a><span class="lineno"> 199</span> <span class="keywordflow">return</span> <a class="code hl_define" href="errors_8h.html#ac9f4e38e8d5a1f940c9cd0c7f6788c37">AARUF_ERROR_CANNOT_DECOMPRESS_BLOCK</a>;</div>
<div class="line"><a id="l00200" name="l00200"></a><span class="lineno"> 200</span> }</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> <span class="keywordflow">if</span>(read_bytes != ddt_header.<a class="code hl_variable" href="structDdtHeader.html#a6c427b746b3fa0fd161094ba0adf3f56">length</a>)</div>
<div class="line"><a id="l00203" name="l00203"></a><span class="lineno"> 203</span> {</div>
<div class="line"><a id="l00204" name="l00204"></a><span class="lineno"> 204</span> <a class="code hl_define" href="log_8h.html#a053d6037d543b84ce59308ce71d15cd1">FATAL</a>(<span class="stringliteral">&quot;Error decompressing block, should be {0} bytes but got {1} bytes., stopping...&quot;</span>);</div>
<div class="line"><a id="l00205" name="l00205"></a><span class="lineno"> 205</span> free(cmp_data);</div>
<div class="line"><a id="l00206" name="l00206"></a><span class="lineno"> 206</span> free(ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#a1d5ad658b9219c4b3838fcb042742e4e">user_data_ddt</a>);</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#a1d5ad658b9219c4b3838fcb042742e4e">user_data_ddt</a> = NULL;</div>
<div class="line"><a id="l00208" name="l00208"></a><span class="lineno"> 208</span> <span class="keywordflow">return</span> <a class="code hl_define" href="errors_8h.html#ac9f4e38e8d5a1f940c9cd0c7f6788c37">AARUF_ERROR_CANNOT_DECOMPRESS_BLOCK</a>;</div>
<div class="line"><a id="l00209" name="l00209"></a><span class="lineno"> 209</span> }</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> free(cmp_data);</div>
<div class="line"><a id="l00212" name="l00212"></a><span class="lineno"> 212</span> cmp_data = NULL;</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> ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#a62885cab6ef674fd27b4de32ab4ee346">in_memory_ddt</a> = <span class="keyword">true</span>;</div>
<div class="line"><a id="l00215" name="l00215"></a><span class="lineno"> 215</span> *found_user_data_ddt = <span class="keyword">true</span>;</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> <span class="keywordflow">break</span>;</div>
<div class="line"><a id="l00218" name="l00218"></a><span class="lineno"> 218</span> <span class="comment">// TODO: Check CRC</span></div>
<div class="line"><a id="l00219" name="l00219"></a><span class="lineno"> 219</span> <span class="keywordflow">case</span> <a class="code hl_enumvalue" href="enums_8h.html#affec749ed88365143745313ae9168263ac9d3e887722f2bc482bcca9d41c512af">None</a>:</div>
<div class="line"><a id="l00220" name="l00220"></a><span class="lineno"> 220</span><span class="preprocessor">#ifdef __linux__</span></div>
<div class="line"><a id="l00221" name="l00221"></a><span class="lineno"> 221</span> <a class="code hl_define" href="log_8h.html#a21cc0459b78d5f2d7bd737e5aae1278a">TRACE</a>(<span class="stringliteral">&quot;Memory mapping deduplication table at position %&quot;</span> PRIu64, entry-&gt;<a class="code hl_variable" href="structIndexEntry.html#a854951a64192d7e4cdcfa6dd6fd2b3ea">offset</a> + <span class="keyword">sizeof</span>(ddt_header));</div>
<div class="line"><a id="l00222" name="l00222"></a><span class="lineno"> 222</span> ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#afc6cf8ab181536febd804d18702d4d80">mapped_memory_ddt_size</a> = <span class="keyword">sizeof</span>(uint64_t) * ddt_header.<a class="code hl_variable" href="structDdtHeader.html#a74eb3f36e0c52cc59849fcc7b283d84d">entries</a>;</div>
<div class="line"><a id="l00223" name="l00223"></a><span class="lineno"> 223</span> ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#a1d5ad658b9219c4b3838fcb042742e4e">user_data_ddt</a> = mmap(NULL, ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#afc6cf8ab181536febd804d18702d4d80">mapped_memory_ddt_size</a>, PROT_READ, MAP_SHARED,</div>
<div class="line"><a id="l00224" name="l00224"></a><span class="lineno"> 224</span> fileno(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> + <span class="keyword">sizeof</span>(ddt_header));</div>
<div class="line"><a id="l00225" name="l00225"></a><span class="lineno"> 225</span> </div>
<div class="line"><a id="l00226" name="l00226"></a><span class="lineno"> 226</span> <span class="keywordflow">if</span>(ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#a1d5ad658b9219c4b3838fcb042742e4e">user_data_ddt</a> == MAP_FAILED)</div>
<div class="line"><a id="l00227" name="l00227"></a><span class="lineno"> 227</span> {</div>
<div class="line"><a id="l00228" name="l00228"></a><span class="lineno"> 228</span> *found_user_data_ddt = <span class="keyword">false</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#a053d6037d543b84ce59308ce71d15cd1">FATAL</a>(<span class="stringliteral">&quot;Could not read map deduplication table.&quot;</span>);</div>
<div class="line"><a id="l00230" name="l00230"></a><span class="lineno"> 230</span> <span class="keywordflow">break</span>;</div>
<div class="line"><a id="l00231" name="l00231"></a><span class="lineno"> 231</span> }</div>
<div class="line"><a id="l00232" name="l00232"></a><span class="lineno"> 232</span> </div>
<div class="line"><a id="l00233" name="l00233"></a><span class="lineno"> 233</span> ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#a62885cab6ef674fd27b4de32ab4ee346">in_memory_ddt</a> = <span class="keyword">false</span>;</div>
<div class="line"><a id="l00234" name="l00234"></a><span class="lineno"> 234</span> <span class="keywordflow">break</span>;</div>
<div class="line"><a id="l00235" name="l00235"></a><span class="lineno"> 235</span><span class="preprocessor">#else </span><span class="comment">// TODO: Implement</span></div>
<div class="line"><a id="l00236" name="l00236"></a><span class="lineno"> 236</span> <a class="code hl_define" href="log_8h.html#a21cc0459b78d5f2d7bd737e5aae1278a">TRACE</a>(<span class="stringliteral">&quot;Uncompressed DDT not yet implemented...&quot;</span>);</div>
<div class="line"><a id="l00237" name="l00237"></a><span class="lineno"> 237</span> *found_user_data_ddt = <span class="keyword">false</span>;</div>
<div class="line"><a id="l00238" name="l00238"></a><span class="lineno"> 238</span> <span class="keywordflow">break</span>;</div>
<div class="line"><a id="l00239" name="l00239"></a><span class="lineno"> 239</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l00240" name="l00240"></a><span class="lineno"> 240</span> <span class="keywordflow">default</span>:</div>
<div class="line"><a id="l00241" name="l00241"></a><span class="lineno"> 241</span> <a class="code hl_define" href="log_8h.html#a21cc0459b78d5f2d7bd737e5aae1278a">TRACE</a>(<span class="stringliteral">&quot;Found unknown compression type %d, continuing...&quot;</span>, ddt_header.<a class="code hl_variable" href="structDdtHeader.html#a582d814208475da3a610e7773a3b2ded">compression</a>);</div>
<div class="line"><a id="l00242" name="l00242"></a><span class="lineno"> 242</span> *found_user_data_ddt = <span class="keyword">false</span>;</div>
<div class="line"><a id="l00243" name="l00243"></a><span class="lineno"> 243</span> <span class="keywordflow">break</span>;</div>
<div class="line"><a id="l00244" name="l00244"></a><span class="lineno"> 244</span> }</div>
<div class="line"><a id="l00245" name="l00245"></a><span class="lineno"> 245</span> }</div>
<div class="line"><a id="l00246" name="l00246"></a><span class="lineno"> 246</span> <span class="keywordflow">else</span> <span class="keywordflow">if</span>(entry-&gt;<a class="code hl_variable" href="structIndexEntry.html#ae5d35082a756e0388efbf5fabbe93d10">dataType</a> == <a class="code hl_enumvalue" href="enums_8h.html#ad8ed01ff3ff33333d8e19db4d2818bb6a334601eb11ca43681ee5ddd87d40098c">CdSectorPrefixCorrected</a> || entry-&gt;<a class="code hl_variable" href="structIndexEntry.html#ae5d35082a756e0388efbf5fabbe93d10">dataType</a> == <a class="code hl_enumvalue" href="enums_8h.html#ad8ed01ff3ff33333d8e19db4d2818bb6a59517cdd9c835f2b32130cc49e31d151">CdSectorSuffixCorrected</a>)</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> <span class="keywordflow">switch</span>(ddt_header.<a class="code hl_variable" href="structDdtHeader.html#a582d814208475da3a610e7773a3b2ded">compression</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> <span class="comment">// TODO: Check CRC</span></div>
<div class="line"><a id="l00251" name="l00251"></a><span class="lineno"> 251</span> <span class="keywordflow">case</span> <a class="code hl_enumvalue" href="enums_8h.html#affec749ed88365143745313ae9168263a002db7938c70152bf9af1797cb87c32f">Lzma</a>:</div>
<div class="line"><a id="l00252" name="l00252"></a><span class="lineno"> 252</span> <span class="keywordflow">if</span>(ddt_header.<a class="code hl_variable" href="structDdtHeader.html#a683a82d49a20adf6348fbcde58e2ecd9">cmpLength</a> &lt;= <a class="code hl_define" href="consts_8h.html#a25fd08252b97a0230d3efc899bddd240">LZMA_PROPERTIES_LENGTH</a>)</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> <a class="code hl_define" href="log_8h.html#a053d6037d543b84ce59308ce71d15cd1">FATAL</a>(<span class="stringliteral">&quot;Compressed DDT payload too small (%&quot;</span> PRIu64 <span class="stringliteral">&quot;) for LZMA properties.&quot;</span>, ddt_header.<a class="code hl_variable" href="structDdtHeader.html#a683a82d49a20adf6348fbcde58e2ecd9">cmpLength</a>);</div>
<div class="line"><a id="l00255" name="l00255"></a><span class="lineno"> 255</span> <span class="keywordflow">return</span> <a class="code hl_define" href="errors_8h.html#ac9f4e38e8d5a1f940c9cd0c7f6788c37">AARUF_ERROR_CANNOT_DECOMPRESS_BLOCK</a>;</div>
<div class="line"><a id="l00256" name="l00256"></a><span class="lineno"> 256</span> }</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> lzma_size = ddt_header.<a class="code hl_variable" href="structDdtHeader.html#a683a82d49a20adf6348fbcde58e2ecd9">cmpLength</a> - <a class="code hl_define" href="consts_8h.html#a25fd08252b97a0230d3efc899bddd240">LZMA_PROPERTIES_LENGTH</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> cmp_data = (uint8_t *)malloc(lzma_size);</div>
<div class="line"><a id="l00261" name="l00261"></a><span class="lineno"> 261</span> <span class="keywordflow">if</span>(cmp_data == NULL)</div>
<div class="line"><a id="l00262" name="l00262"></a><span class="lineno"> 262</span> {</div>
<div class="line"><a id="l00263" name="l00263"></a><span class="lineno"> 263</span> <a class="code hl_define" href="log_8h.html#a21cc0459b78d5f2d7bd737e5aae1278a">TRACE</a>(<span class="stringliteral">&quot;Cannot allocate memory for DDT, continuing...&quot;</span>);</div>
<div class="line"><a id="l00264" name="l00264"></a><span class="lineno"> 264</span> <span class="keywordflow">break</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> </div>
<div class="line"><a id="l00267" name="l00267"></a><span class="lineno"> 267</span> cd_ddt = (uint32_t *)malloc(ddt_header.<a class="code hl_variable" href="structDdtHeader.html#a6c427b746b3fa0fd161094ba0adf3f56">length</a>);</div>
<div class="line"><a id="l00268" name="l00268"></a><span class="lineno"> 268</span> <span class="keywordflow">if</span>(cd_ddt == NULL)</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;Cannot allocate memory for DDT, continuing...&quot;</span>);</div>
<div class="line"><a id="l00271" name="l00271"></a><span class="lineno"> 271</span> free(cmp_data);</div>
<div class="line"><a id="l00272" name="l00272"></a><span class="lineno"> 272</span> <span class="keywordflow">break</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> </div>
<div class="line"><a id="l00275" name="l00275"></a><span class="lineno"> 275</span> read_bytes = fread(lzma_properties, 1, <a class="code hl_define" href="consts_8h.html#a25fd08252b97a0230d3efc899bddd240">LZMA_PROPERTIES_LENGTH</a>, ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#ab516fae594bde4f76b75488d0a3ca3a8">imageStream</a>);</div>
<div class="line"><a id="l00276" name="l00276"></a><span class="lineno"> 276</span> <span class="keywordflow">if</span>(read_bytes != <a class="code hl_define" href="consts_8h.html#a25fd08252b97a0230d3efc899bddd240">LZMA_PROPERTIES_LENGTH</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#a21cc0459b78d5f2d7bd737e5aae1278a">TRACE</a>(<span class="stringliteral">&quot;Could not read LZMA properties, continuing...&quot;</span>);</div>
<div class="line"><a id="l00279" name="l00279"></a><span class="lineno"> 279</span> free(cmp_data);</div>
<div class="line"><a id="l00280" name="l00280"></a><span class="lineno"> 280</span> free(cd_ddt);</div>
<div class="line"><a id="l00281" name="l00281"></a><span class="lineno"> 281</span> <span class="keywordflow">break</span>;</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> read_bytes = fread(cmp_data, 1, lzma_size, ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#ab516fae594bde4f76b75488d0a3ca3a8">imageStream</a>);</div>
<div class="line"><a id="l00285" name="l00285"></a><span class="lineno"> 285</span> <span class="keywordflow">if</span>(read_bytes != lzma_size)</div>
<div class="line"><a id="l00286" name="l00286"></a><span class="lineno"> 286</span> {</div>
<div class="line"><a id="l00287" name="l00287"></a><span class="lineno"> 287</span> <a class="code hl_define" href="log_8h.html#a21cc0459b78d5f2d7bd737e5aae1278a">TRACE</a>(<span class="stringliteral">&quot;Could not read compressed block, continuing...&quot;</span>);</div>
<div class="line"><a id="l00288" name="l00288"></a><span class="lineno"> 288</span> free(cmp_data);</div>
<div class="line"><a id="l00289" name="l00289"></a><span class="lineno"> 289</span> free(cd_ddt);</div>
<div class="line"><a id="l00290" name="l00290"></a><span class="lineno"> 290</span> <span class="keywordflow">break</span>;</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> </div>
<div class="line"><a id="l00293" name="l00293"></a><span class="lineno"> 293</span> read_bytes = ddt_header.<a class="code hl_variable" href="structDdtHeader.html#a6c427b746b3fa0fd161094ba0adf3f56">length</a>;</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;Decompressing block of size %zu bytes&quot;</span>, ddt_header.<a class="code hl_variable" href="structDdtHeader.html#a6c427b746b3fa0fd161094ba0adf3f56">length</a>);</div>
<div class="line"><a id="l00295" name="l00295"></a><span class="lineno"> 295</span> error_no = <a class="code hl_function" href="decls_8h.html#a12f3cbc43c2f57a11fbba32a71ba2704">aaruf_lzma_decode_buffer</a>((uint8_t *)cd_ddt, &amp;read_bytes, cmp_data, &amp;lzma_size,</div>
<div class="line"><a id="l00296" name="l00296"></a><span class="lineno"> 296</span> lzma_properties, <a class="code hl_define" href="consts_8h.html#a25fd08252b97a0230d3efc899bddd240">LZMA_PROPERTIES_LENGTH</a>);</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> <span class="keywordflow">if</span>(error_no != 0)</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> <a class="code hl_define" href="log_8h.html#a053d6037d543b84ce59308ce71d15cd1">FATAL</a>(<span class="stringliteral">&quot;Got error %d from LZMA, stopping...&quot;</span>, error_no);</div>
<div class="line"><a id="l00301" name="l00301"></a><span class="lineno"> 301</span> free(cmp_data);</div>
<div class="line"><a id="l00302" name="l00302"></a><span class="lineno"> 302</span> free(cd_ddt);</div>
<div class="line"><a id="l00303" name="l00303"></a><span class="lineno"> 303</span> <span class="keywordflow">return</span> <a class="code hl_define" href="errors_8h.html#ac9f4e38e8d5a1f940c9cd0c7f6788c37">AARUF_ERROR_CANNOT_DECOMPRESS_BLOCK</a>;</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> </div>
<div class="line"><a id="l00306" name="l00306"></a><span class="lineno"> 306</span> <span class="keywordflow">if</span>(read_bytes != ddt_header.<a class="code hl_variable" href="structDdtHeader.html#a6c427b746b3fa0fd161094ba0adf3f56">length</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> <a class="code hl_define" href="log_8h.html#a053d6037d543b84ce59308ce71d15cd1">FATAL</a>(<span class="stringliteral">&quot;Error decompressing block, should be {0} bytes but got {1} bytes., stopping...&quot;</span>);</div>
<div class="line"><a id="l00309" name="l00309"></a><span class="lineno"> 309</span> free(cmp_data);</div>
<div class="line"><a id="l00310" name="l00310"></a><span class="lineno"> 310</span> free(cd_ddt);</div>
<div class="line"><a id="l00311" name="l00311"></a><span class="lineno"> 311</span> <span class="keywordflow">return</span> <a class="code hl_define" href="errors_8h.html#ac9f4e38e8d5a1f940c9cd0c7f6788c37">AARUF_ERROR_CANNOT_DECOMPRESS_BLOCK</a>;</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> </div>
<div class="line"><a id="l00314" name="l00314"></a><span class="lineno"> 314</span> free(cmp_data);</div>
<div class="line"><a id="l00315" name="l00315"></a><span class="lineno"> 315</span> cmp_data = NULL;</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>(entry-&gt;<a class="code hl_variable" href="structIndexEntry.html#ae5d35082a756e0388efbf5fabbe93d10">dataType</a> == <a class="code hl_enumvalue" href="enums_8h.html#ad8ed01ff3ff33333d8e19db4d2818bb6a334601eb11ca43681ee5ddd87d40098c">CdSectorPrefixCorrected</a>)</div>
<div class="line"><a id="l00318" name="l00318"></a><span class="lineno"> 318</span> ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#ad9e40dfb41ec80b902869354b052dd7d">sector_prefix_ddt</a> = cd_ddt;</div>
<div class="line"><a id="l00319" name="l00319"></a><span class="lineno"> 319</span> <span class="keywordflow">else</span> <span class="keywordflow">if</span>(entry-&gt;<a class="code hl_variable" href="structIndexEntry.html#ae5d35082a756e0388efbf5fabbe93d10">dataType</a> == <a class="code hl_enumvalue" href="enums_8h.html#ad8ed01ff3ff33333d8e19db4d2818bb6a59517cdd9c835f2b32130cc49e31d151">CdSectorSuffixCorrected</a>)</div>
<div class="line"><a id="l00320" name="l00320"></a><span class="lineno"> 320</span> ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#a5ec94a7912a165e5e7cacbeb8b65cbdf">sector_suffix_ddt</a> = cd_ddt;</div>
<div class="line"><a id="l00321" name="l00321"></a><span class="lineno"> 321</span> <span class="keywordflow">else</span></div>
<div class="line"><a id="l00322" name="l00322"></a><span class="lineno"> 322</span> free(cd_ddt);</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> <span class="keywordflow">break</span>;</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="comment">// TODO: Check CRC</span></div>
<div class="line"><a id="l00327" name="l00327"></a><span class="lineno"> 327</span> <span class="keywordflow">case</span> <a class="code hl_enumvalue" href="enums_8h.html#affec749ed88365143745313ae9168263ac9d3e887722f2bc482bcca9d41c512af">None</a>:</div>
<div class="line"><a id="l00328" name="l00328"></a><span class="lineno"> 328</span> cd_ddt = (uint32_t *)malloc(ddt_header.<a class="code hl_variable" href="structDdtHeader.html#a74eb3f36e0c52cc59849fcc7b283d84d">entries</a> * <span class="keyword">sizeof</span>(uint32_t));</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>(cd_ddt == NULL)</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#a21cc0459b78d5f2d7bd737e5aae1278a">TRACE</a>(<span class="stringliteral">&quot;Cannot allocate memory for deduplication table.&quot;</span>);</div>
<div class="line"><a id="l00333" name="l00333"></a><span class="lineno"> 333</span> <span class="keywordflow">break</span>;</div>
<div class="line"><a id="l00334" name="l00334"></a><span class="lineno"> 334</span> }</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> read_bytes = fread(cd_ddt, 1, ddt_header.<a class="code hl_variable" href="structDdtHeader.html#a74eb3f36e0c52cc59849fcc7b283d84d">entries</a> * <span class="keyword">sizeof</span>(uint32_t), ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#ab516fae594bde4f76b75488d0a3ca3a8">imageStream</a>);</div>
<div class="line"><a id="l00337" name="l00337"></a><span class="lineno"> 337</span> </div>
<div class="line"><a id="l00338" name="l00338"></a><span class="lineno"> 338</span> <span class="keywordflow">if</span>(read_bytes != ddt_header.<a class="code hl_variable" href="structDdtHeader.html#a74eb3f36e0c52cc59849fcc7b283d84d">entries</a> * <span class="keyword">sizeof</span>(uint32_t))</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> free(cd_ddt);</div>
<div class="line"><a id="l00341" name="l00341"></a><span class="lineno"> 341</span> <a class="code hl_define" href="log_8h.html#a21cc0459b78d5f2d7bd737e5aae1278a">TRACE</a>(<span class="stringliteral">&quot;Could not read deduplication table, continuing...&quot;</span>);</div>
<div class="line"><a id="l00342" name="l00342"></a><span class="lineno"> 342</span> <span class="keywordflow">break</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>(entry-&gt;<a class="code hl_variable" href="structIndexEntry.html#ae5d35082a756e0388efbf5fabbe93d10">dataType</a> == <a class="code hl_enumvalue" href="enums_8h.html#ad8ed01ff3ff33333d8e19db4d2818bb6a334601eb11ca43681ee5ddd87d40098c">CdSectorPrefixCorrected</a>)</div>
<div class="line"><a id="l00346" name="l00346"></a><span class="lineno"> 346</span> ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#ad9e40dfb41ec80b902869354b052dd7d">sector_prefix_ddt</a> = cd_ddt;</div>
<div class="line"><a id="l00347" name="l00347"></a><span class="lineno"> 347</span> <span class="keywordflow">else</span> <span class="keywordflow">if</span>(entry-&gt;<a class="code hl_variable" href="structIndexEntry.html#ae5d35082a756e0388efbf5fabbe93d10">dataType</a> == <a class="code hl_enumvalue" href="enums_8h.html#ad8ed01ff3ff33333d8e19db4d2818bb6a59517cdd9c835f2b32130cc49e31d151">CdSectorSuffixCorrected</a>)</div>
<div class="line"><a id="l00348" name="l00348"></a><span class="lineno"> 348</span> ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#a5ec94a7912a165e5e7cacbeb8b65cbdf">sector_suffix_ddt</a> = cd_ddt;</div>
<div class="line"><a id="l00349" name="l00349"></a><span class="lineno"> 349</span> <span class="keywordflow">else</span></div>
<div class="line"><a id="l00350" name="l00350"></a><span class="lineno"> 350</span> free(cd_ddt);</div>
<div class="line"><a id="l00351" name="l00351"></a><span class="lineno"> 351</span> </div>
<div class="line"><a id="l00352" name="l00352"></a><span class="lineno"> 352</span> <span class="keywordflow">break</span>;</div>
<div class="line"><a id="l00353" name="l00353"></a><span class="lineno"> 353</span> <span class="keywordflow">default</span>:</div>
<div class="line"><a id="l00354" name="l00354"></a><span class="lineno"> 354</span> <a class="code hl_define" href="log_8h.html#a21cc0459b78d5f2d7bd737e5aae1278a">TRACE</a>(<span class="stringliteral">&quot;Found unknown compression type %d, continuing...&quot;</span>, ddt_header.<a class="code hl_variable" href="structDdtHeader.html#a582d814208475da3a610e7773a3b2ded">compression</a>);</div>
<div class="line"><a id="l00355" name="l00355"></a><span class="lineno"> 355</span> <span class="keywordflow">break</span>;</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> }</div>
<div class="line"><a id="l00358" name="l00358"></a><span class="lineno"> 358</span> </div>
<div class="line"><a id="l00359" name="l00359"></a><span class="lineno"> 359</span> <a class="code hl_define" href="log_8h.html#a21cc0459b78d5f2d7bd737e5aae1278a">TRACE</a>(<span class="stringliteral">&quot;Exiting process_ddt_v1() = AARUF_STATUS_OK&quot;</span>);</div>
<div class="line"><a id="l00360" name="l00360"></a><span class="lineno"> 360</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="l00361" name="l00361"></a><span class="lineno"> 361</span>}</div>
</div>
<div class="line"><a id="l00362" name="l00362"></a><span class="lineno"> 362</span></div>
<div class="foldopen" id="foldopen00405" data-start="{" data-end="}">
<div class="line"><a id="l00405" name="l00405"></a><span class="lineno"><a class="line" href="internal_8h.html#a26e5fd58cdfd39948f1b724fafffcdc2"> 405</a></span>int32_t <a class="code hl_function" href="ddt__v1_8c.html#aabd621530978c71e2abb20d78098453e">decode_ddt_entry_v1</a>(<a class="code hl_struct" href="structaaruformat__context.html">aaruformat_context</a> *ctx, <span class="keyword">const</span> uint64_t sector_address, uint64_t *offset,</div>
<div class="line"><a id="l00406" name="l00406"></a><span class="lineno"> 406</span> uint64_t *block_offset, uint8_t *sector_status)</div>
<div class="line"><a id="l00407" name="l00407"></a><span class="lineno"> 407</span>{</div>
<div class="line"><a id="l00408" name="l00408"></a><span class="lineno"> 408</span> <a class="code hl_define" href="log_8h.html#a21cc0459b78d5f2d7bd737e5aae1278a">TRACE</a>(<span class="stringliteral">&quot;Entering decode_ddt_entry_v1(%p, %&quot;</span> PRIu64 <span class="stringliteral">&quot;, %p, %p, %p)&quot;</span>, ctx, sector_address, offset, block_offset,</div>
<div class="line"><a id="l00409" name="l00409"></a><span class="lineno"> 409</span> sector_status);</div>
<div class="line"><a id="l00410" name="l00410"></a><span class="lineno"> 410</span> </div>
<div class="line"><a id="l00411" name="l00411"></a><span class="lineno"> 411</span> <span class="comment">// Check if the context and image stream are valid</span></div>
<div class="line"><a id="l00412" name="l00412"></a><span class="lineno"> 412</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="l00413" name="l00413"></a><span class="lineno"> 413</span> {</div>
<div class="line"><a id="l00414" name="l00414"></a><span class="lineno"> 414</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="l00415" name="l00415"></a><span class="lineno"> 415</span> <a class="code hl_define" href="log_8h.html#a21cc0459b78d5f2d7bd737e5aae1278a">TRACE</a>(<span class="stringliteral">&quot;Exiting decode_ddt_entry_v1() = AARUF_ERROR_NOT_AARUFORMAT&quot;</span>);</div>
<div class="line"><a id="l00416" name="l00416"></a><span class="lineno"> 416</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="l00417" name="l00417"></a><span class="lineno"> 417</span> }</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> <span class="keywordflow">if</span>(ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#a1d5ad658b9219c4b3838fcb042742e4e">user_data_ddt</a> == NULL)</div>
<div class="line"><a id="l00420" name="l00420"></a><span class="lineno"> 420</span> {</div>
<div class="line"><a id="l00421" name="l00421"></a><span class="lineno"> 421</span> <a class="code hl_define" href="log_8h.html#a053d6037d543b84ce59308ce71d15cd1">FATAL</a>(<span class="stringliteral">&quot;User data DDT not loaded.&quot;</span>);</div>
<div class="line"><a id="l00422" name="l00422"></a><span class="lineno"> 422</span> <a class="code hl_define" href="log_8h.html#a21cc0459b78d5f2d7bd737e5aae1278a">TRACE</a>(<span class="stringliteral">&quot;Exiting decode_ddt_entry_v1() = AARUF_ERROR_NOT_AARUFORMAT&quot;</span>);</div>
<div class="line"><a id="l00423" name="l00423"></a><span class="lineno"> 423</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="l00424" name="l00424"></a><span class="lineno"> 424</span> }</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> <span class="keywordflow">if</span>(ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#a4023f622bac759754c68ac633c53e3f4">shift</a> &gt;= 64)</div>
<div class="line"><a id="l00427" name="l00427"></a><span class="lineno"> 427</span> {</div>
<div class="line"><a id="l00428" name="l00428"></a><span class="lineno"> 428</span> <a class="code hl_define" href="log_8h.html#a053d6037d543b84ce59308ce71d15cd1">FATAL</a>(<span class="stringliteral">&quot;Invalid DDT shift value %u&quot;</span>, ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#a4023f622bac759754c68ac633c53e3f4">shift</a>);</div>
<div class="line"><a id="l00429" name="l00429"></a><span class="lineno"> 429</span> <a class="code hl_define" href="log_8h.html#a21cc0459b78d5f2d7bd737e5aae1278a">TRACE</a>(<span class="stringliteral">&quot;Exiting decode_ddt_entry_v1() = AARUF_ERROR_INCORRECT_DATA_SIZE&quot;</span>);</div>
<div class="line"><a id="l00430" name="l00430"></a><span class="lineno"> 430</span> <span class="keywordflow">return</span> <a class="code hl_define" href="errors_8h.html#a8fc3ecb14777e72bebad62084b6caf16">AARUF_ERROR_INCORRECT_DATA_SIZE</a>;</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> </div>
<div class="line"><a id="l00433" name="l00433"></a><span class="lineno"> 433</span> <span class="keyword">const</span> uint64_t ddt_entry = ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#a1d5ad658b9219c4b3838fcb042742e4e">user_data_ddt</a>[sector_address];</div>
<div class="line"><a id="l00434" name="l00434"></a><span class="lineno"> 434</span> <span class="keyword">const</span> uint64_t offset_mask64 = (UINT64_C(1) &lt;&lt; ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#a4023f622bac759754c68ac633c53e3f4">shift</a>) - UINT64_C(1);</div>
<div class="line"><a id="l00435" name="l00435"></a><span class="lineno"> 435</span> *offset = ddt_entry &amp; offset_mask64;</div>
<div class="line"><a id="l00436" name="l00436"></a><span class="lineno"> 436</span> *block_offset = ddt_entry &gt;&gt; ctx-&gt;<a class="code hl_variable" href="structaaruformat__context.html#a4023f622bac759754c68ac633c53e3f4">shift</a>;</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> <span class="comment">// Partially written image... as we can&#39;t know the real sector size just assume it&#39;s common :/</span></div>
<div class="line"><a id="l00439" name="l00439"></a><span class="lineno"> 439</span> <span class="keywordflow">if</span>(ddt_entry == 0)</div>
<div class="line"><a id="l00440" name="l00440"></a><span class="lineno"> 440</span> *sector_status = <a class="code hl_enumvalue" href="enums_8h.html#a74e216af87b18a5fbf0204a52dd1bba0a032ffcff283d253414768f0fa035af4d">SectorStatusNotDumped</a>;</div>
<div class="line"><a id="l00441" name="l00441"></a><span class="lineno"> 441</span> <span class="keywordflow">else</span></div>
<div class="line"><a id="l00442" name="l00442"></a><span class="lineno"> 442</span> *sector_status = <a class="code hl_enumvalue" href="enums_8h.html#a74e216af87b18a5fbf0204a52dd1bba0a018d08672ed62f6f147db4f25ce3917c">SectorStatusDumped</a>;</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> <a class="code hl_define" href="log_8h.html#a21cc0459b78d5f2d7bd737e5aae1278a">TRACE</a>(<span class="stringliteral">&quot;Exiting decode_ddt_entry_v1(%p, %&quot;</span> PRIu64 <span class="stringliteral">&quot;, %llu, %llu, %d) = AARUF_STATUS_OK&quot;</span>, ctx, sector_address,</div>
<div class="line"><a id="l00445" name="l00445"></a><span class="lineno"> 445</span> *offset, *block_offset, *sector_status);</div>
<div class="line"><a id="l00446" name="l00446"></a><span class="lineno"> 446</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="l00447" name="l00447"></a><span class="lineno"> 447</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_a25fd08252b97a0230d3efc899bddd240"><div class="ttname"><a href="consts_8h.html#a25fd08252b97a0230d3efc899bddd240">LZMA_PROPERTIES_LENGTH</a></div><div class="ttdeci">#define LZMA_PROPERTIES_LENGTH</div><div class="ttdoc">Size in bytes of the fixed LZMA properties header (lc/lp/pb + dictionary size).</div><div class="ttdef"><b>Definition</b> <a href="consts_8h_source.html#l00082">consts.h:82</a></div></div>
<div class="ttc" id="addt__v1_8c_html_aabd621530978c71e2abb20d78098453e"><div class="ttname"><a href="ddt__v1_8c.html#aabd621530978c71e2abb20d78098453e">decode_ddt_entry_v1</a></div><div class="ttdeci">int32_t decode_ddt_entry_v1(aaruformat_context *ctx, const uint64_t sector_address, uint64_t *offset, uint64_t *block_offset, uint8_t *sector_status)</div><div class="ttdoc">Decodes a DDT v1 entry for a given sector address.</div><div class="ttdef"><b>Definition</b> <a href="#l00405">ddt_v1.c:405</a></div></div>
<div class="ttc" id="addt__v1_8c_html_abaf38090f967423898b99e0455751c07"><div class="ttname"><a href="ddt__v1_8c.html#abaf38090f967423898b99e0455751c07">process_ddt_v1</a></div><div class="ttdeci">int32_t process_ddt_v1(aaruformat_context *ctx, IndexEntry *entry, bool *found_user_data_ddt)</div><div class="ttdoc">Processes a DDT v1 block from the image stream.</div><div class="ttdef"><b>Definition</b> <a href="#l00085">ddt_v1.c:85</a></div></div>
<div class="ttc" id="adecls_8h_html_a12f3cbc43c2f57a11fbba32a71ba2704"><div class="ttname"><a href="decls_8h.html#a12f3cbc43c2f57a11fbba32a71ba2704">aaruf_lzma_decode_buffer</a></div><div class="ttdeci">int32_t aaruf_lzma_decode_buffer(uint8_t *dst_buffer, size_t *dst_size, const uint8_t *src_buffer, size_t *src_size, const uint8_t *props, size_t props_size)</div><div class="ttdoc">Decodes an LZMA-compressed buffer.</div><div class="ttdef"><b>Definition</b> <a href="lzma_8c_source.html#l00039">lzma.c:39</a></div></div>
<div class="ttc" id="aenums_8h_html_a74e216af87b18a5fbf0204a52dd1bba0a018d08672ed62f6f147db4f25ce3917c"><div class="ttname"><a href="enums_8h.html#a74e216af87b18a5fbf0204a52dd1bba0a018d08672ed62f6f147db4f25ce3917c">SectorStatusDumped</a></div><div class="ttdeci">@ SectorStatusDumped</div><div class="ttdoc">Sector(s) successfully dumped without error.</div><div class="ttdef"><b>Definition</b> <a href="enums_8h_source.html#l00231">enums.h:231</a></div></div>
<div class="ttc" id="aenums_8h_html_a74e216af87b18a5fbf0204a52dd1bba0a032ffcff283d253414768f0fa035af4d"><div class="ttname"><a href="enums_8h.html#a74e216af87b18a5fbf0204a52dd1bba0a032ffcff283d253414768f0fa035af4d">SectorStatusNotDumped</a></div><div class="ttdeci">@ SectorStatusNotDumped</div><div class="ttdoc">Sector(s) not yet acquired during image dumping.</div><div class="ttdef"><b>Definition</b> <a href="enums_8h_source.html#l00230">enums.h:230</a></div></div>
<div class="ttc" id="aenums_8h_html_ad8ed01ff3ff33333d8e19db4d2818bb6a334601eb11ca43681ee5ddd87d40098c"><div class="ttname"><a href="enums_8h.html#ad8ed01ff3ff33333d8e19db4d2818bb6a334601eb11ca43681ee5ddd87d40098c">CdSectorPrefixCorrected</a></div><div class="ttdeci">@ CdSectorPrefixCorrected</div><div class="ttdoc">Compact Disc sector prefix (sync, header) corrected-only stored.</div><div class="ttdef"><b>Definition</b> <a href="enums_8h_source.html#l00121">enums.h:121</a></div></div>
<div class="ttc" id="aenums_8h_html_ad8ed01ff3ff33333d8e19db4d2818bb6a59517cdd9c835f2b32130cc49e31d151"><div class="ttname"><a href="enums_8h.html#ad8ed01ff3ff33333d8e19db4d2818bb6a59517cdd9c835f2b32130cc49e31d151">CdSectorSuffixCorrected</a></div><div class="ttdeci">@ CdSectorSuffixCorrected</div><div class="ttdoc">Compact Disc sector suffix (EDC, ECC P, ECC Q) corrected-only stored.</div><div class="ttdef"><b>Definition</b> <a href="enums_8h_source.html#l00122">enums.h:122</a></div></div>
<div class="ttc" id="aenums_8h_html_ad8ed01ff3ff33333d8e19db4d2818bb6a73bb26133ccd01972725933b00ec3a06"><div class="ttname"><a href="enums_8h.html#ad8ed01ff3ff33333d8e19db4d2818bb6a73bb26133ccd01972725933b00ec3a06">UserData</a></div><div class="ttdeci">@ UserData</div><div class="ttdoc">User (main) data.</div><div class="ttdef"><b>Definition</b> <a href="enums_8h_source.html#l00046">enums.h:46</a></div></div>
<div class="ttc" id="aenums_8h_html_affec749ed88365143745313ae9168263a002db7938c70152bf9af1797cb87c32f"><div class="ttname"><a href="enums_8h.html#affec749ed88365143745313ae9168263a002db7938c70152bf9af1797cb87c32f">Lzma</a></div><div class="ttdeci">@ Lzma</div><div class="ttdoc">LZMA compression.</div><div class="ttdef"><b>Definition</b> <a href="enums_8h_source.html#l00034">enums.h:34</a></div></div>
<div class="ttc" id="aenums_8h_html_affec749ed88365143745313ae9168263ac9d3e887722f2bc482bcca9d41c512af"><div class="ttname"><a href="enums_8h.html#affec749ed88365143745313ae9168263ac9d3e887722f2bc482bcca9d41c512af">None</a></div><div class="ttdeci">@ None</div><div class="ttdoc">Not compressed.</div><div class="ttdef"><b>Definition</b> <a href="enums_8h_source.html#l00033">enums.h:33</a></div></div>
<div class="ttc" id="aerrors_8h_html"><div class="ttname"><a href="errors_8h.html">errors.h</a></div><div class="ttdoc">Public error and status code definitions for libaaruformat.</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_a67753dacbd0ffdd397e563a8a5ecd271"><div class="ttname"><a href="errors_8h.html#a67753dacbd0ffdd397e563a8a5ecd271">AARUF_ERROR_CANNOT_READ_BLOCK</a></div><div class="ttdeci">#define AARUF_ERROR_CANNOT_READ_BLOCK</div><div class="ttdoc">Generic block read failure (seek/read error).</div><div class="ttdef"><b>Definition</b> <a href="errors_8h_source.html#l00046">errors.h:46</a></div></div>
<div class="ttc" id="aerrors_8h_html_a8fc3ecb14777e72bebad62084b6caf16"><div class="ttname"><a href="errors_8h.html#a8fc3ecb14777e72bebad62084b6caf16">AARUF_ERROR_INCORRECT_DATA_SIZE</a></div><div class="ttdeci">#define AARUF_ERROR_INCORRECT_DATA_SIZE</div><div class="ttdoc">Data size does not match expected size.</div><div class="ttdef"><b>Definition</b> <a href="errors_8h_source.html#l00065">errors.h:65</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_ac9f4e38e8d5a1f940c9cd0c7f6788c37"><div class="ttname"><a href="errors_8h.html#ac9f4e38e8d5a1f940c9cd0c7f6788c37">AARUF_ERROR_CANNOT_DECOMPRESS_BLOCK</a></div><div class="ttdeci">#define AARUF_ERROR_CANNOT_DECOMPRESS_BLOCK</div><div class="ttdoc">Decompression routine failed or size mismatch.</div><div class="ttdef"><b>Definition</b> <a href="errors_8h_source.html#l00056">errors.h:56</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="astructDdtHeader_html"><div class="ttname"><a href="structDdtHeader.html">DdtHeader</a></div><div class="ttdoc">Header preceding a version 1 (flat) deduplication table body.</div><div class="ttdef"><b>Definition</b> <a href="ddt_8h_source.html#l00065">ddt.h:66</a></div></div>
<div class="ttc" id="astructDdtHeader_html_a3d12905ae4eefa62cff390bf694f96ea"><div class="ttname"><a href="structDdtHeader.html#a3d12905ae4eefa62cff390bf694f96ea">DdtHeader::shift</a></div><div class="ttdeci">uint8_t shift</div><div class="ttdoc">Left shift applied to per-entry file offset component forming logicalEntryValue.</div><div class="ttdef"><b>Definition</b> <a href="ddt_8h_source.html#l00070">ddt.h:70</a></div></div>
<div class="ttc" id="astructDdtHeader_html_a582d814208475da3a610e7773a3b2ded"><div class="ttname"><a href="structDdtHeader.html#a582d814208475da3a610e7773a3b2ded">DdtHeader::compression</a></div><div class="ttdeci">uint16_t compression</div><div class="ttdoc">Compression algorithm for the table body (CompressionType).</div><div class="ttdef"><b>Definition</b> <a href="ddt_8h_source.html#l00069">ddt.h:69</a></div></div>
<div class="ttc" id="astructDdtHeader_html_a683a82d49a20adf6348fbcde58e2ecd9"><div class="ttname"><a href="structDdtHeader.html#a683a82d49a20adf6348fbcde58e2ecd9">DdtHeader::cmpLength</a></div><div class="ttdeci">uint64_t cmpLength</div><div class="ttdoc">Size in bytes of compressed entries payload.</div><div class="ttdef"><b>Definition</b> <a href="ddt_8h_source.html#l00072">ddt.h:72</a></div></div>
<div class="ttc" id="astructDdtHeader_html_a6c427b746b3fa0fd161094ba0adf3f56"><div class="ttname"><a href="structDdtHeader.html#a6c427b746b3fa0fd161094ba0adf3f56">DdtHeader::length</a></div><div class="ttdeci">uint64_t length</div><div class="ttdoc">Size in bytes of uncompressed entries payload.</div><div class="ttdef"><b>Definition</b> <a href="ddt_8h_source.html#l00073">ddt.h:73</a></div></div>
<div class="ttc" id="astructDdtHeader_html_a74eb3f36e0c52cc59849fcc7b283d84d"><div class="ttname"><a href="structDdtHeader.html#a74eb3f36e0c52cc59849fcc7b283d84d">DdtHeader::entries</a></div><div class="ttdeci">uint64_t entries</div><div class="ttdoc">Number of deduplication entries contained in (uncompressed) table.</div><div class="ttdef"><b>Definition</b> <a href="ddt_8h_source.html#l00071">ddt.h:71</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="astructImageInfo_html_ae3e1b9cde1c51152b00eb1b59e199906"><div class="ttname"><a href="structImageInfo.html#ae3e1b9cde1c51152b00eb1b59e199906">ImageInfo::Sectors</a></div><div class="ttdeci">uint64_t Sectors</div><div class="ttdoc">Total count of addressable logical sectors/blocks.</div><div class="ttdef"><b>Definition</b> <a href="aaru_8h_source.html#l00874">aaru.h:874</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="astructIndexEntry_html_ae5d35082a756e0388efbf5fabbe93d10"><div class="ttname"><a href="structIndexEntry.html#ae5d35082a756e0388efbf5fabbe93d10">IndexEntry::dataType</a></div><div class="ttdeci">uint16_t dataType</div><div class="ttdoc">Data classification (value from DataType) or unused for untyped blocks.</div><div class="ttdef"><b>Definition</b> <a href="index_8h_source.html#l00111">index.h:111</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_a1d5ad658b9219c4b3838fcb042742e4e"><div class="ttname"><a href="structaaruformat__context.html#a1d5ad658b9219c4b3838fcb042742e4e">aaruformat_context::user_data_ddt</a></div><div class="ttdeci">uint64_t * user_data_ddt</div><div class="ttdoc">Legacy flat DDT pointer (NULL when using v2 mini/big arrays).</div><div class="ttdef"><b>Definition</b> <a href="context_8h_source.html#l00181">context.h:181</a></div></div>
<div class="ttc" id="astructaaruformat__context_html_a4023f622bac759754c68ac633c53e3f4"><div class="ttname"><a href="structaaruformat__context.html#a4023f622bac759754c68ac633c53e3f4">aaruformat_context::shift</a></div><div class="ttdeci">uint8_t shift</div><div class="ttdoc">Legacy overall shift (deprecated by data_shift/table_shift).</div><div class="ttdef"><b>Definition</b> <a href="context_8h_source.html#l00195">context.h:195</a></div></div>
<div class="ttc" id="astructaaruformat__context_html_a5ec94a7912a165e5e7cacbeb8b65cbdf"><div class="ttname"><a href="structaaruformat__context.html#a5ec94a7912a165e5e7cacbeb8b65cbdf">aaruformat_context::sector_suffix_ddt</a></div><div class="ttdeci">uint32_t * sector_suffix_ddt</div><div class="ttdoc">Legacy CD sector suffix DDT.</div><div class="ttdef"><b>Definition</b> <a href="context_8h_source.html#l00184">context.h:184</a></div></div>
<div class="ttc" id="astructaaruformat__context_html_a62885cab6ef674fd27b4de32ab4ee346"><div class="ttname"><a href="structaaruformat__context.html#a62885cab6ef674fd27b4de32ab4ee346">aaruformat_context::in_memory_ddt</a></div><div class="ttdeci">bool in_memory_ddt</div><div class="ttdoc">True if primary (and possibly secondary) DDT loaded.</div><div class="ttdef"><b>Definition</b> <a href="context_8h_source.html#l00196">context.h:196</a></div></div>
<div class="ttc" id="astructaaruformat__context_html_a7c284949fdbfecfddeac2ba6687213b0"><div class="ttname"><a href="structaaruformat__context.html#a7c284949fdbfecfddeac2ba6687213b0">aaruformat_context::ddt_version</a></div><div class="ttdeci">int ddt_version</div><div class="ttdoc">DDT version in use (1=legacy, 2=v2 hierarchical).</div><div class="ttdef"><b>Definition</b> <a href="context_8h_source.html#l00194">context.h:194</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_ad9e40dfb41ec80b902869354b052dd7d"><div class="ttname"><a href="structaaruformat__context.html#ad9e40dfb41ec80b902869354b052dd7d">aaruformat_context::sector_prefix_ddt</a></div><div class="ttdeci">uint32_t * sector_prefix_ddt</div><div class="ttdoc">Legacy CD sector prefix DDT (deprecated by *2).</div><div class="ttdef"><b>Definition</b> <a href="context_8h_source.html#l00183">context.h:183</a></div></div>
<div class="ttc" id="astructaaruformat__context_html_afc6cf8ab181536febd804d18702d4d80"><div class="ttname"><a href="structaaruformat__context.html#afc6cf8ab181536febd804d18702d4d80">aaruformat_context::mapped_memory_ddt_size</a></div><div class="ttdeci">size_t mapped_memory_ddt_size</div><div class="ttdoc">Length of mmapped DDT if userDataDdt is mmapped.</div><div class="ttdef"><b>Definition</b> <a href="context_8h_source.html#l00193">context.h:193</a></div></div>
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