<ahref="create_8c.html">Go to the documentation of this file.</a><divclass="fragment"><divclass="line"><aid="l00001"name="l00001"></a><spanclass="lineno"> 1</span><spanclass="comment">/*</span></div>
<divclass="line"><aid="l00002"name="l00002"></a><spanclass="lineno"> 2</span><spanclass="comment"> * This file is part of the Aaru Data Preservation Suite.</span></div>
<divclass="line"><aid="l00005"name="l00005"></a><spanclass="lineno"> 5</span><spanclass="comment"> * This library is free software; you can redistribute it and/or modify</span></div>
<divclass="line"><aid="l00006"name="l00006"></a><spanclass="lineno"> 6</span><spanclass="comment"> * it under the terms of the GNU Lesser General Public License as</span></div>
<divclass="line"><aid="l00007"name="l00007"></a><spanclass="lineno"> 7</span><spanclass="comment"> * published by the Free Software Foundation; either version 2.1 of the</span></div>
<divclass="line"><aid="l00008"name="l00008"></a><spanclass="lineno"> 8</span><spanclass="comment"> * License, or (at your option) any later version.</span></div>
<divclass="line"><aid="l00010"name="l00010"></a><spanclass="lineno"> 10</span><spanclass="comment"> * This library is distributed in the hope that it will be useful, but</span></div>
<divclass="line"><aid="l00011"name="l00011"></a><spanclass="lineno"> 11</span><spanclass="comment"> * WITHOUT ANY WARRANTY; without even the implied warranty of</span></div>
<divclass="line"><aid="l00012"name="l00012"></a><spanclass="lineno"> 12</span><spanclass="comment"> * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU</span></div>
<divclass="line"><aid="l00013"name="l00013"></a><spanclass="lineno"> 13</span><spanclass="comment"> * Lesser General Public License for more details.</span></div>
<divclass="line"><aid="l00015"name="l00015"></a><spanclass="lineno"> 15</span><spanclass="comment"> * You should have received a copy of the GNU Lesser General Public</span></div>
<divclass="line"><aid="l00016"name="l00016"></a><spanclass="lineno"> 16</span><spanclass="comment"> * License along with this library; if not, see <http://www.gnu.org/licenses/>.</span></div>
<divclass="line"><aid="l00076"name="l00076"></a><spanclass="lineno"> 76</span><spanclass="comment">// ApplicationVersion and Version are fixed-size arrays, not pointers - no need to free</span></div>
<divclass="line"><aid="l00324"name="l00324"></a><spanclass="lineno"> 324</span><aclass="code hl_define"href="log_8h.html#a053d6037d543b84ce59308ce71d15cd1">FATAL</a>(<spanclass="stringliteral">"Application name too long (%u bytes, maximum %u bytes)"</span>, application_name_length,</div>
<divclass="line"><aid="l00346"name="l00346"></a><spanclass="lineno"> 346</span><spanclass="comment">// Generate random GUID for the image</span></div>
<divclass="line"><aid="l00347"name="l00347"></a><spanclass="lineno"> 347</span><aclass="code hl_define"href="log_8h.html#a21cc0459b78d5f2d7bd737e5aae1278a">TRACE</a>(<spanclass="stringliteral">"Generating random GUID"</span>);</div>
<divclass="line"><aid="l00366"name="l00366"></a><spanclass="lineno"> 366</span><spanclass="comment">// Copy application name (UTF-8) to image_info</span></div>
<divclass="line"><aid="l00372"name="l00372"></a><spanclass="lineno"> 372</span><spanclass="comment">// Set application version string directly in the fixed-size array</span></div>
<divclass="line"><aid="l00377"name="l00377"></a><spanclass="lineno"> 377</span><spanclass="comment">// Set image version string directly in the fixed-size array</span></div>
<divclass="line"><aid="l00441"name="l00441"></a><spanclass="lineno"> 441</span><aclass="code hl_define"href="log_8h.html#a21cc0459b78d5f2d7bd737e5aae1278a">TRACE</a>(<spanclass="stringliteral">"Clamping table shift from %u to 62 to avoid overflow"</span>, effective_table_shift);</div>
<divclass="line"><aid="l00463"name="l00463"></a><spanclass="lineno"> 463</span><spanclass="comment">// Set the primary DDT offset (just after the header, block aligned)</span></div>
<divclass="line"><aid="l00464"name="l00464"></a><spanclass="lineno"> 464</span> ctx-><aclass="code hl_variable"href="structaaruformat__context.html#a88effb2eb082320b5b31d729981cf2d4">primary_ddt_offset</a> = <spanclass="keyword">sizeof</span>(<aclass="code hl_struct"href="structAaruHeaderV2.html">AaruHeaderV2</a>); <spanclass="comment">// Start just after the header</span></div>
<divclass="line"><aid="l00468"name="l00468"></a><spanclass="lineno"> 468</span><aclass="code hl_define"href="log_8h.html#a21cc0459b78d5f2d7bd737e5aae1278a">TRACE</a>(<spanclass="stringliteral">"Primary DDT will be placed at offset %"</span> PRIu64, ctx-><aclass="code hl_variable"href="structaaruformat__context.html#a88effb2eb082320b5b31d729981cf2d4">primary_ddt_offset</a>);</div>
<divclass="line"><aid="l00473"name="l00473"></a><spanclass="lineno"> 473</span><spanclass="comment">// Calculate where data blocks can start (after primary DDT + header)</span></div>
<divclass="line"><aid="l00490"name="l00490"></a><spanclass="lineno"> 490</span> ctx-><aclass="code hl_variable"href="structaaruformat__context.html#a939b702f75e80062bc635add4c3ab142">next_block_position</a> = <spanclass="keyword">sizeof</span>(<aclass="code hl_struct"href="structAaruHeaderV2.html">AaruHeaderV2</a>); <spanclass="comment">// Start just after the header</span></div>
<divclass="line"><aid="l00496"name="l00496"></a><spanclass="lineno"> 496</span><aclass="code hl_define"href="log_8h.html#a21cc0459b78d5f2d7bd737e5aae1278a">TRACE</a>(<spanclass="stringliteral">"Data blocks will start at position %"</span> PRIu64, ctx-><aclass="code hl_variable"href="structaaruformat__context.html#a939b702f75e80062bc635add4c3ab142">next_block_position</a>);</div>
<divclass="line"><aid="l00498"name="l00498"></a><spanclass="lineno"> 498</span><spanclass="comment">// Position file pointer at the data start position</span></div>
<divclass="line"><aid="l00501"name="l00501"></a><spanclass="lineno"> 501</span><aclass="code hl_define"href="log_8h.html#a053d6037d543b84ce59308ce71d15cd1">FATAL</a>(<spanclass="stringliteral">"Could not seek to data start position"</span>);</div>
<divclass="line"><aid="l00515"name="l00515"></a><spanclass="lineno"> 515</span><aclass="code hl_define"href="log_8h.html#a053d6037d543b84ce59308ce71d15cd1">FATAL</a>(<spanclass="stringliteral">"Not enough memory to create index entries array"</span>);</div>
<divclass="ttc"id="aerrors_8h_html_a05c6aa0d46349e5060d75d5b6308d1e3"><divclass="ttname"><ahref="errors_8h.html#a05c6aa0d46349e5060d75d5b6308d1e3">AARUF_ERROR_CANNOT_CREATE_FILE</a></div><divclass="ttdeci">#define AARUF_ERROR_CANNOT_CREATE_FILE</div><divclass="ttdoc">Output file could not be created / opened for write.</div><divclass="ttdef"><b>Definition</b><ahref="errors_8h_source.html#l00058">errors.h:58</a></div></div>
<divclass="ttc"id="aerrors_8h_html_a24494b154606028b04c1d71367545e5c"><divclass="ttname"><ahref="errors_8h.html#a24494b154606028b04c1d71367545e5c">AARUF_ERROR_INVALID_APP_NAME_LENGTH</a></div><divclass="ttdeci">#define AARUF_ERROR_INVALID_APP_NAME_LENGTH</div><divclass="ttdoc">Application name field length invalid (sanity limit).</div><divclass="ttdef"><b>Definition</b><ahref="errors_8h_source.html#l00059">errors.h:59</a></div></div>
<divclass="ttc"id="ahash__map_8h_html_a4698f62d88ee9530fb93bf672455676f"><divclass="ttname"><ahref="hash__map_8h.html#a4698f62d88ee9530fb93bf672455676f">create_map</a></div><divclass="ttdeci">hash_map_t * create_map(size_t size)</div><divclass="ttdoc">Creates a new hash map with the specified initial size.</div><divclass="ttdef"><b>Definition</b><ahref="hash__map_8c_source.html#l00049">hash_map.c:49</a></div></div>
<divclass="ttc"id="ahash__map_8h_html_ab885e8c5bedaf6f3cca1877e378fd04f"><divclass="ttname"><ahref="hash__map_8h.html#ab885e8c5bedaf6f3cca1877e378fd04f">free_map</a></div><divclass="ttdeci">void free_map(hash_map_t *map)</div><divclass="ttdoc">Frees all memory associated with a hash map.</div><divclass="ttdef"><b>Definition</b><ahref="hash__map_8c_source.html#l00073">hash_map.c:73</a></div></div>
<divclass="ttc"id="aheader_8h_html_a57c99b24137b82f12950e79ffbd2fb7a"><divclass="ttname"><ahref="header_8h.html#a57c99b24137b82f12950e79ffbd2fb7a">GUID_SIZE</a></div><divclass="ttdeci">#define GUID_SIZE</div><divclass="ttdoc">Size in bytes of GUID / UUID-like binary identifier.</div><divclass="ttdef"><b>Definition</b><ahref="header_8h_source.html#l00060">header.h:60</a></div></div>
<divclass="ttc"id="aheader_8h_html_ab17964dacc36dca03ec5e75aa40a4502"><divclass="ttname"><ahref="header_8h.html#ab17964dacc36dca03ec5e75aa40a4502">AARU_HEADER_APP_NAME_LEN</a></div><divclass="ttdeci">#define AARU_HEADER_APP_NAME_LEN</div><divclass="ttdoc">Size in bytes (UTF-16LE) of application name field (32 UTF-16 code units).</div><divclass="ttdef"><b>Definition</b><ahref="header_8h_source.html#l00059">header.h:59</a></div></div>
<divclass="ttc"id="ainternal_8h_html_a36c1cca0e4cea9c2e0dffb582b836f6f"><divclass="ttname"><ahref="internal_8h.html#a36c1cca0e4cea9c2e0dffb582b836f6f">get_filetime_uint64</a></div><divclass="ttdeci">uint64_t get_filetime_uint64()</div><divclass="ttdoc">Gets the current time as a 64-bit FILETIME value.</div><divclass="ttdef"><b>Definition</b><ahref="time_8c_source.html#l00045">time.c:45</a></div></div>
<divclass="ttc"id="astructAaruHeaderV2_html_a1c26feafd945328f8f1854b523a0f03c"><divclass="ttname"><ahref="structAaruHeaderV2.html#a1c26feafd945328f8f1854b523a0f03c">AaruHeaderV2::applicationMajorVersion</a></div><divclass="ttdeci">uint8_t applicationMajorVersion</div><divclass="ttdoc">Creator application major version.</div><divclass="ttdef"><b>Definition</b><ahref="header_8h_source.html#l00112">header.h:112</a></div></div>
<divclass="ttc"id="astructAaruHeaderV2_html_a45bc7e2afc9008ce6f4ae1dba93bdac3"><divclass="ttname"><ahref="structAaruHeaderV2.html#a45bc7e2afc9008ce6f4ae1dba93bdac3">AaruHeaderV2::lastWrittenTime</a></div><divclass="ttdeci">int64_t lastWrittenTime</div><divclass="ttdoc">Last modification FILETIME (100 ns since 1601-01-01 UTC).</div><divclass="ttdef"><b>Definition</b><ahref="header_8h_source.html#l00117">header.h:117</a></div></div>
<divclass="ttc"id="astructAaruHeaderV2_html_a4ec4b1d593f5a0af19f6d7b8eaeada40"><divclass="ttname"><ahref="structAaruHeaderV2.html#a4ec4b1d593f5a0af19f6d7b8eaeada40">AaruHeaderV2::indexOffset</a></div><divclass="ttdeci">uint64_t indexOffset</div><divclass="ttdoc">Absolute byte offset to primary index block (MUST be > 0; 0 => corrupt/unreadable).</div><divclass="ttdef"><b>Definition</b><ahref="header_8h_source.html#l00115">header.h:115</a></div></div>
<divclass="ttc"id="astructAaruHeaderV2_html_a5ae79accbb8ba2762d01a63ad334ee60"><divclass="ttname"><ahref="structAaruHeaderV2.html#a5ae79accbb8ba2762d01a63ad334ee60">AaruHeaderV2::applicationMinorVersion</a></div><divclass="ttdeci">uint8_t applicationMinorVersion</div><divclass="ttdoc">Creator application minor / patch version.</div><divclass="ttdef"><b>Definition</b><ahref="header_8h_source.html#l00113">header.h:113</a></div></div>
<divclass="ttc"id="astructAaruHeaderV2_html_a69ff1a1dbdaf0501e6488451b7270b51"><divclass="ttname"><ahref="structAaruHeaderV2.html#a69ff1a1dbdaf0501e6488451b7270b51">AaruHeaderV2::guid</a></div><divclass="ttdeci">uint8_t guid[16]</div><divclass="ttdoc">128-bit image GUID (binary, not text); stable across children.</div><divclass="ttdef"><b>Definition</b><ahref="header_8h_source.html#l00118">header.h:118</a></div></div>
<divclass="ttc"id="astructAaruHeaderV2_html_a81b114ab2b1fa786f64e9e914af3ba27"><divclass="ttname"><ahref="structAaruHeaderV2.html#a81b114ab2b1fa786f64e9e914af3ba27">AaruHeaderV2::mediaType</a></div><divclass="ttdeci">uint32_t mediaType</div><divclass="ttdoc">Media type enumeration (value from MediaType).</div><divclass="ttdef"><b>Definition</b><ahref="header_8h_source.html#l00114">header.h:114</a></div></div>
<divclass="ttc"id="astructAaruHeaderV2_html_ae2d6d3c7bc0a1956fb246cf7acbddeeb"><divclass="ttname"><ahref="structAaruHeaderV2.html#ae2d6d3c7bc0a1956fb246cf7acbddeeb">AaruHeaderV2::imageMinorVersion</a></div><divclass="ttdeci">uint8_t imageMinorVersion</div><divclass="ttdoc">Container format minor version.</div><divclass="ttdef"><b>Definition</b><ahref="header_8h_source.html#l00111">header.h:111</a></div></div>
<divclass="ttc"id="astructAaruHeaderV2_html_ae849dae5af5cf31b1b815ef67b3c621f"><divclass="ttname"><ahref="structAaruHeaderV2.html#ae849dae5af5cf31b1b815ef67b3c621f">AaruHeaderV2::creationTime</a></div><divclass="ttdeci">int64_t creationTime</div><divclass="ttdoc">Creation FILETIME (100 ns since 1601-01-01 UTC).</div><divclass="ttdef"><b>Definition</b><ahref="header_8h_source.html#l00116">header.h:116</a></div></div>
<divclass="ttc"id="astructAaruHeaderV2_html_af79ca31bcd428d1a54ac25c30d09b7a7"><divclass="ttname"><ahref="structAaruHeaderV2.html#af79ca31bcd428d1a54ac25c30d09b7a7">AaruHeaderV2::imageMajorVersion</a></div><divclass="ttdeci">uint8_t imageMajorVersion</div><divclass="ttdoc">Container format major version.</div><divclass="ttdef"><b>Definition</b><ahref="header_8h_source.html#l00110">header.h:110</a></div></div>
<divclass="ttc"id="astructCacheHeader_html_a44229bb929d8949f3c2700d07123d224"><divclass="ttname"><ahref="structCacheHeader.html#a44229bb929d8949f3c2700d07123d224">CacheHeader::cache</a></div><divclass="ttdeci">struct CacheEntry * cache</div><divclass="ttdoc">Hash root (uthash). NULL when empty.</div><divclass="ttdef"><b>Definition</b><ahref="lru_8h_source.html#l00048">lru.h:48</a></div></div>
<divclass="ttc"id="astructCacheHeader_html_ad3b962f8ce6c6115143cf581c7936e55"><divclass="ttname"><ahref="structCacheHeader.html#ad3b962f8ce6c6115143cf581c7936e55">CacheHeader::max_items</a></div><divclass="ttdeci">uint64_t max_items</div><divclass="ttdoc">Hard limit for number of entries (policy: enforce/ignore depends on implementation).</div><divclass="ttdef"><b>Definition</b><ahref="lru_8h_source.html#l00047">lru.h:47</a></div></div>
<divclass="ttc"id="astructCdEccContext_html"><divclass="ttname"><ahref="structCdEccContext.html">CdEccContext</a></div><divclass="ttdoc">Lookup tables and state for Compact Disc EDC/ECC (P/Q) regeneration / verification.</div><divclass="ttdef"><b>Definition</b><ahref="context_8h_source.html#l00085">context.h:86</a></div></div>
<divclass="ttc"id="astructDdtHeader2_html"><divclass="ttname"><ahref="structDdtHeader2.html">DdtHeader2</a></div><divclass="ttdoc">Header preceding a version 2 hierarchical deduplication table.</div><divclass="ttdef"><b>Definition</b><ahref="ddt_8h_source.html#l00141">ddt.h:142</a></div></div>
<divclass="ttc"id="astructDdtHeader2_html_a14f9ccf36df63e036d69291182cf7bbb"><divclass="ttname"><ahref="structDdtHeader2.html#a14f9ccf36df63e036d69291182cf7bbb">DdtHeader2::type</a></div><divclass="ttdeci">uint16_t type</div><divclass="ttdoc">Data classification (DataType) for sectors referenced by this table.</div><divclass="ttdef"><b>Definition</b><ahref="ddt_8h_source.html#l00144">ddt.h:144</a></div></div>
<divclass="ttc"id="astructDdtHeader2_html_a238a2ca31ce0f60af3e59a1cb3e2e73c"><divclass="ttname"><ahref="structDdtHeader2.html#a238a2ca31ce0f60af3e59a1cb3e2e73c">DdtHeader2::start</a></div><divclass="ttdeci">uint64_t start</div><divclass="ttdoc">Base internal index covered by this table (used for secondary tables; currently informational).</div><divclass="ttdef"><b>Definition</b><ahref="ddt_8h_source.html#l00153">ddt.h:153</a></div></div>
<divclass="ttc"id="astructDdtHeader2_html_a2bfa558d9d778ae6b86d52520e278b66"><divclass="ttname"><ahref="structDdtHeader2.html#a2bfa558d9d778ae6b86d52520e278b66">DdtHeader2::overflow</a></div><divclass="ttdeci">uint16_t overflow</div><divclass="ttdoc">Trailing dumped sectors beyond user area (overflow range), still mapped with entries.</div><divclass="ttdef"><b>Definition</b><ahref="ddt_8h_source.html#l00151">ddt.h:151</a></div></div>
<divclass="ttc"id="astructDdtHeader2_html_a4e90c22109c3fff37b526a113b094a50"><divclass="ttname"><ahref="structDdtHeader2.html#a4e90c22109c3fff37b526a113b094a50">DdtHeader2::entries</a></div><divclass="ttdeci">uint64_t entries</div><divclass="ttdoc">Number of entries contained in (uncompressed) table payload.</div><divclass="ttdef"><b>Definition</b><ahref="ddt_8h_source.html#l00158">ddt.h:158</a></div></div>
<divclass="ttc"id="astructDdtHeader2_html_a68f4825db4e22906af0e55a359360656"><divclass="ttname"><ahref="structDdtHeader2.html#a68f4825db4e22906af0e55a359360656">DdtHeader2::levels</a></div><divclass="ttdeci">uint8_t levels</div><divclass="ttdoc">Total number of hierarchy levels (root depth); > 0.</div><divclass="ttdef"><b>Definition</b><ahref="ddt_8h_source.html#l00146">ddt.h:146</a></div></div>
<divclass="ttc"id="astructDdtHeader2_html_a80a88ec68cd0332a57886ac363bfa4d1"><divclass="ttname"><ahref="structDdtHeader2.html#a80a88ec68cd0332a57886ac363bfa4d1">DdtHeader2::identifier</a></div><divclass="ttdeci">uint32_t identifier</div><divclass="ttdoc">Block identifier, must be BlockType::DeDuplicationTable2.</div><divclass="ttdef"><b>Definition</b><ahref="ddt_8h_source.html#l00143">ddt.h:143</a></div></div>
<divclass="ttc"id="astructDdtHeader2_html_a8c2110cbb42bde3c0e302d3429024b04"><divclass="ttname"><ahref="structDdtHeader2.html#a8c2110cbb42bde3c0e302d3429024b04">DdtHeader2::tableShift</a></div><divclass="ttdeci">uint8_t tableShift</div><divclass="ttdoc">2^tableShift = number of logical sectors per primary entry (multi-level only; 0 for single-level or s...</div><divclass="ttdef"><b>Definition</b><ahref="ddt_8h_source.html#l00156">ddt.h:156</a></div></div>
<divclass="ttc"id="astructDdtHeader2_html_aa4b1416ac0e0585f436513cacf9ebd74"><divclass="ttname"><ahref="structDdtHeader2.html#aa4b1416ac0e0585f436513cacf9ebd74">DdtHeader2::negative</a></div><divclass="ttdeci">uint16_t negative</div><divclass="ttdoc">Leading negative LBA count; added to external L to build internal index.</div><divclass="ttdef"><b>Definition</b><ahref="ddt_8h_source.html#l00149">ddt.h:149</a></div></div>
<divclass="ttc"id="astructDdtHeader2_html_aa67b097c3a20f926ede495d27152f1c0"><divclass="ttname"><ahref="structDdtHeader2.html#aa67b097c3a20f926ede495d27152f1c0">DdtHeader2::blockAlignmentShift</a></div><divclass="ttdeci">uint8_t blockAlignmentShift</div><divclass="ttdoc">2^blockAlignmentShift = block alignment boundary in bytes.</div><divclass="ttdef"><b>Definition</b><ahref="ddt_8h_source.html#l00154">ddt.h:154</a></div></div>
<divclass="ttc"id="astructDdtHeader2_html_ac8ec7921a5651b5107eda4e99b488798"><divclass="ttname"><ahref="structDdtHeader2.html#ac8ec7921a5651b5107eda4e99b488798">DdtHeader2::tableLevel</a></div><divclass="ttdeci">uint8_t tableLevel</div><divclass="ttdoc">Zero-based level index of this table (0 = root, increases downward).</div><divclass="ttdef"><b>Definition</b><ahref="ddt_8h_source.html#l00147">ddt.h:147</a></div></div>
<divclass="ttc"id="astructDdtHeader2_html_ad1a27a46df09748a91a9010a630c422e"><divclass="ttname"><ahref="structDdtHeader2.html#ad1a27a46df09748a91a9010a630c422e">DdtHeader2::compression</a></div><divclass="ttdeci">uint16_t compression</div><divclass="ttdoc">Compression algorithm for this table body (CompressionType).</div><divclass="ttdef"><b>Definition</b><ahref="ddt_8h_source.html#l00145">ddt.h:145</a></div></div>
<divclass="ttc"id="astructDdtHeader2_html_ad9a2beb3a79bc6c239ba04fe341e0cde"><divclass="ttname"><ahref="structDdtHeader2.html#ad9a2beb3a79bc6c239ba04fe341e0cde">DdtHeader2::dataShift</a></div><divclass="ttdeci">uint8_t dataShift</div><divclass="ttdoc">2^dataShift = sectors represented per increment in blockIndex field.</div><divclass="ttdef"><b>Definition</b><ahref="ddt_8h_source.html#l00155">ddt.h:155</a></div></div>
<divclass="ttc"id="astructDdtHeader2_html_af71423c2a8c7fa89dfd2313b456c57a2"><divclass="ttname"><ahref="structDdtHeader2.html#af71423c2a8c7fa89dfd2313b456c57a2">DdtHeader2::previousLevelOffset</a></div><divclass="ttdeci">uint64_t previousLevelOffset</div><divclass="ttdoc">Absolute byte offset of the parent (previous) level table; 0 if root.</div><divclass="ttdef"><b>Definition</b><ahref="ddt_8h_source.html#l00148">ddt.h:148</a></div></div>
<divclass="ttc"id="astructImageInfo_html_a76611d5087e0a9fd4d329fac7c9ec3f3"><divclass="ttname"><ahref="structImageInfo.html#a76611d5087e0a9fd4d329fac7c9ec3f3">ImageInfo::MediaType</a></div><divclass="ttdeci">uint32_t MediaType</div><divclass="ttdoc">Media type identifier (see MediaType enum; 0=Unknown)</div><divclass="ttdef"><b>Definition</b><ahref="aaru_8h_source.html#l00881">aaru.h:881</a></div></div>
<divclass="ttc"id="astructImageInfo_html_a7ed25efcf8cec55d6609b83bcd17b2d0"><divclass="ttname"><ahref="structImageInfo.html#a7ed25efcf8cec55d6609b83bcd17b2d0">ImageInfo::MetadataMediaType</a></div><divclass="ttdeci">uint8_t MetadataMediaType</div><divclass="ttdoc">Media type for sidecar generation (internal archival use)</div><divclass="ttdef"><b>Definition</b><ahref="aaru_8h_source.html#l00882">aaru.h:882</a></div></div>
<divclass="ttc"id="astructImageInfo_html_aac1ac48f57afd415467cd6f13f01644b"><divclass="ttname"><ahref="structImageInfo.html#aac1ac48f57afd415467cd6f13f01644b">ImageInfo::SectorSize</a></div><divclass="ttdeci">uint32_t SectorSize</div><divclass="ttdoc">Size of each logical sector in bytes (512, 2048, 2352, 4096, etc.)</div><divclass="ttdef"><b>Definition</b><ahref="aaru_8h_source.html#l00875">aaru.h:875</a></div></div>
<divclass="ttc"id="astructImageInfo_html_aaea8b3a14fc03f9a4b045318160b7f54"><divclass="ttname"><ahref="structImageInfo.html#aaea8b3a14fc03f9a4b045318160b7f54">ImageInfo::Application</a></div><divclass="ttdeci">char Application[64]</div><divclass="ttdoc">Name of application that created the image (NUL-terminated)</div><divclass="ttdef"><b>Definition</b><ahref="aaru_8h_source.html#l00877">aaru.h:877</a></div></div>
<divclass="ttc"id="astructImageInfo_html_abca8e73a9655d810e6d30d36c3ab54d7"><divclass="ttname"><ahref="structImageInfo.html#abca8e73a9655d810e6d30d36c3ab54d7">ImageInfo::ImageSize</a></div><divclass="ttdeci">uint64_t ImageSize</div><divclass="ttdoc">Size of the image payload in bytes (excludes headers/metadata)</div><divclass="ttdef"><b>Definition</b><ahref="aaru_8h_source.html#l00873">aaru.h:873</a></div></div>
<divclass="ttc"id="astructImageInfo_html_acbccd97dbc139ed2f81d9997560725bb"><divclass="ttname"><ahref="structImageInfo.html#acbccd97dbc139ed2f81d9997560725bb">ImageInfo::CreationTime</a></div><divclass="ttdeci">int64_t CreationTime</div><divclass="ttdoc">Image creation timestamp (Windows FILETIME: 100ns since 1601-01-01 UTC)</div><divclass="ttdef"><b>Definition</b><ahref="aaru_8h_source.html#l00879">aaru.h:879</a></div></div>
<divclass="ttc"id="astructImageInfo_html_adce978941d9900c8c05e620df67f8c5c"><divclass="ttname"><ahref="structImageInfo.html#adce978941d9900c8c05e620df67f8c5c">ImageInfo::Version</a></div><divclass="ttdeci">char Version[32]</div><divclass="ttdoc">Image format version string (NUL-terminated, e.g., "6.0")</div><divclass="ttdef"><b>Definition</b><ahref="aaru_8h_source.html#l00876">aaru.h:876</a></div></div>
<divclass="ttc"id="astructImageInfo_html_ae3e1b9cde1c51152b00eb1b59e199906"><divclass="ttname"><ahref="structImageInfo.html#ae3e1b9cde1c51152b00eb1b59e199906">ImageInfo::Sectors</a></div><divclass="ttdeci">uint64_t Sectors</div><divclass="ttdoc">Total count of addressable logical sectors/blocks.</div><divclass="ttdef"><b>Definition</b><ahref="aaru_8h_source.html#l00874">aaru.h:874</a></div></div>
<divclass="ttc"id="astructImageInfo_html_aebf7783c46e640a8e7d0192ba2843e9a"><divclass="ttname"><ahref="structImageInfo.html#aebf7783c46e640a8e7d0192ba2843e9a">ImageInfo::ApplicationVersion</a></div><divclass="ttdeci">char ApplicationVersion[32]</div><divclass="ttdoc">Version of the creating application (NUL-terminated)</div><divclass="ttdef"><b>Definition</b><ahref="aaru_8h_source.html#l00878">aaru.h:878</a></div></div>
<divclass="ttc"id="astructIndexEntry_html"><divclass="ttname"><ahref="structIndexEntry.html">IndexEntry</a></div><divclass="ttdoc">Single index entry describing a block's type, (optional) data classification, and file offset.</div><divclass="ttdef"><b>Definition</b><ahref="index_8h_source.html#l00108">index.h:109</a></div></div>
<divclass="ttc"id="astructaaru__options_html"><divclass="ttname"><ahref="structaaru__options.html">aaru_options</a></div><divclass="ttdoc">Parsed user-specified tunables controlling compression, deduplication, hashing and DDT geometry.</div><divclass="ttdef"><b>Definition</b><ahref="options_8h_source.html#l00216">options.h:217</a></div></div>
<divclass="ttc"id="astructaaru__options_html_a2d62d4cd6f1e59c145e3c4bc621f7d43"><divclass="ttname"><ahref="structaaru__options.html#a2d62d4cd6f1e59c145e3c4bc621f7d43">aaru_options::deduplicate</a></div><divclass="ttdeci">bool deduplicate</div><divclass="ttdoc">Storage dedup flag (DDT always exists).</div><divclass="ttdef"><b>Definition</b><ahref="options_8h_source.html#l00219">options.h:219</a></div></div>
<divclass="ttc"id="astructaaru__options_html_a3b6341d5cbd1ed2c4ff0686cd88de753"><divclass="ttname"><ahref="structaaru__options.html#a3b6341d5cbd1ed2c4ff0686cd88de753">aaru_options::data_shift</a></div><divclass="ttdeci">uint8_t data_shift</div><divclass="ttdoc">Global data shift: low bits encode sector offset inside a block (2^data_shift span).</div><divclass="ttdef"><b>Definition</b><ahref="options_8h_source.html#l00223">options.h:223</a></div></div>
<divclass="ttc"id="astructaaru__options_html_a4db2ac219f4d13ff2c35b8d62babaca2"><divclass="ttname"><ahref="structaaru__options.html#a4db2ac219f4d13ff2c35b8d62babaca2">aaru_options::compress</a></div><divclass="ttdeci">bool compress</div><divclass="ttdoc">Enable adaptive compression (LZMA for data blocks, FLAC for audio). Default: true.</div><divclass="ttdef"><b>Definition</b><ahref="options_8h_source.html#l00218">options.h:218</a></div></div>
<divclass="ttc"id="astructaaru__options_html_a522d922c2ab6e04ce8e7051aaf953093"><divclass="ttname"><ahref="structaaru__options.html#a522d922c2ab6e04ce8e7051aaf953093">aaru_options::sha256</a></div><divclass="ttdeci">bool sha256</div><divclass="ttdoc">Generate SHA-256 checksum (ChecksumAlgorithm::Sha256) when finalizing image.</div><divclass="ttdef"><b>Definition</b><ahref="options_8h_source.html#l00227">options.h:227</a></div></div>
<divclass="ttc"id="astructaaru__options_html_a623a984dfec7abd375e7ef3d97333a4f"><divclass="ttname"><ahref="structaaru__options.html#a623a984dfec7abd375e7ef3d97333a4f">aaru_options::spamsum</a></div><divclass="ttdeci">bool spamsum</div><divclass="ttdoc">Generate SpamSum fuzzy hash (ChecksumAlgorithm::SpamSum) if enabled.</div><divclass="ttdef"><b>Definition</b><ahref="options_8h_source.html#l00229">options.h:229</a></div></div>
<divclass="ttc"id="astructaaruformat__context_html"><divclass="ttname"><ahref="structaaruformat__context.html">aaruformat_context</a></div><divclass="ttdoc">Master context representing an open or in‑creation Aaru image.</div><divclass="ttdef"><b>Definition</b><ahref="context_8h_source.html#l00171">context.h:172</a></div></div>
<divclass="ttc"id="astructaaruformat__context_html_a04c5fb367458a6e9dd0a50b39f6edec2"><divclass="ttname"><ahref="structaaruformat__context.html#a04c5fb367458a6e9dd0a50b39f6edec2">aaruformat_context::user_data_ddt_header</a></div><divclass="ttdeci">DdtHeader2 user_data_ddt_header</div><divclass="ttdoc">Active user data DDT v2 header (primary table meta).</div><divclass="ttdef"><b>Definition</b><ahref="context_8h_source.html#l00189">context.h:189</a></div></div>
<divclass="ttc"id="astructaaruformat__context_html_a09177c9e68d054bab844305f2771b77a"><divclass="ttname"><ahref="structaaruformat__context.html#a09177c9e68d054bab844305f2771b77a">aaruformat_context::library_major_version</a></div><divclass="ttdeci">uint8_t library_major_version</div><divclass="ttdoc">Linked library major version.</div><divclass="ttdef"><b>Definition</b><ahref="context_8h_source.html#l00177">context.h:177</a></div></div>
<divclass="ttc"id="astructaaruformat__context_html_a0d4e1977913ce67e85bced41c58e5dd2"><divclass="ttname"><ahref="structaaruformat__context.html#a0d4e1977913ce67e85bced41c58e5dd2">aaruformat_context::deduplicate</a></div><divclass="ttdeci">bool deduplicate</div><divclass="ttdoc">Storage deduplication active (duplicates coalesce).</div><divclass="ttdef"><b>Definition</b><ahref="context_8h_source.html#l00298">context.h:298</a></div></div>
<divclass="ttc"id="astructaaruformat__context_html_a130daf19dbed426f1c4c6f82691bc054"><divclass="ttname"><ahref="structaaruformat__context.html#a130daf19dbed426f1c4c6f82691bc054">aaruformat_context::compression_enabled</a></div><divclass="ttdeci">bool compression_enabled</div><divclass="ttdoc">True if block compression enabled (writing path).</div><divclass="ttdef"><b>Definition</b><ahref="context_8h_source.html#l00299">context.h:299</a></div></div>
<divclass="ttc"id="astructaaruformat__context_html_a1387f95c2da152594f29c5c276e5dbc5"><divclass="ttname"><ahref="structaaruformat__context.html#a1387f95c2da152594f29c5c276e5dbc5">aaruformat_context::last_written_block</a></div><divclass="ttdeci">uint64_t last_written_block</div><divclass="ttdoc">Last written block number (write path).</div><divclass="ttdef"><b>Definition</b><ahref="context_8h_source.html#l00283">context.h:283</a></div></div>
<divclass="ttc"id="astructaaruformat__context_html_a21dffad51cfb58f5f71f7babee2aaceb"><divclass="ttname"><ahref="structaaruformat__context.html#a21dffad51cfb58f5f71f7babee2aaceb">aaruformat_context::sha256_context</a></div><divclass="ttdeci">sha256_ctx sha256_context</div><divclass="ttdoc">Opaque SHA-256 context for streaming updates.</div><divclass="ttdef"><b>Definition</b><ahref="context_8h_source.html#l00272">context.h:272</a></div></div>
<divclass="ttc"id="astructaaruformat__context_html_a2e2c23ecc1d15087ef46e2591c47194a"><divclass="ttname"><ahref="structaaruformat__context.html#a2e2c23ecc1d15087ef46e2591c47194a">aaruformat_context::calculating_sha256</a></div><divclass="ttdeci">bool calculating_sha256</div><divclass="ttdoc">True if whole-image SHA-256 being calculated on-the-fly.</div><divclass="ttdef"><b>Definition</b><ahref="context_8h_source.html#l00275">context.h:275</a></div></div>
<divclass="ttc"id="astructaaruformat__context_html_a3a12addf4a338cc04471709604d48ae1"><divclass="ttname"><ahref="structaaruformat__context.html#a3a12addf4a338cc04471709604d48ae1">aaruformat_context::block_header_cache</a></div><divclass="ttdeci">struct CacheHeader block_header_cache</div><divclass="ttdoc">LRU/Cache header for block headers.</div><divclass="ttdef"><b>Definition</b><ahref="context_8h_source.html#l00256">context.h:256</a></div></div>
<divclass="ttc"id="astructaaruformat__context_html_a3c44b0cbcfb4586ce666dcd97a3dd85a"><divclass="ttname"><ahref="structaaruformat__context.html#a3c44b0cbcfb4586ce666dcd97a3dd85a">aaruformat_context::md5_context</a></div><divclass="ttdeci">md5_ctx md5_context</div><divclass="ttdoc">Opaque MD5 context for streaming updates.</div><divclass="ttdef"><b>Definition</b><ahref="context_8h_source.html#l00270">context.h:270</a></div></div>
<divclass="ttc"id="astructaaruformat__context_html_a4023f622bac759754c68ac633c53e3f4"><divclass="ttname"><ahref="structaaruformat__context.html#a4023f622bac759754c68ac633c53e3f4">aaruformat_context::shift</a></div><divclass="ttdeci">uint8_t shift</div><divclass="ttdoc">Legacy overall shift (deprecated by data_shift/table_shift).</div><divclass="ttdef"><b>Definition</b><ahref="context_8h_source.html#l00195">context.h:195</a></div></div>
<divclass="ttc"id="astructaaruformat__context_html_a4d514102386b48bd51ac82c27bf9920a"><divclass="ttname"><ahref="structaaruformat__context.html#a4d514102386b48bd51ac82c27bf9920a">aaruformat_context::is_tape</a></div><divclass="ttdeci">bool is_tape</div><divclass="ttdoc">True if the image is a tape image.</div><divclass="ttdef"><b>Definition</b><ahref="context_8h_source.html#l00304">context.h:304</a></div></div>
<divclass="ttc"id="astructaaruformat__context_html_a4e4c12388d90a11cf14266d1215ce13e"><divclass="ttname"><ahref="structaaruformat__context.html#a4e4c12388d90a11cf14266d1215ce13e">aaruformat_context::calculating_sha1</a></div><divclass="ttdeci">bool calculating_sha1</div><divclass="ttdoc">True if whole-image SHA-1 being calculated on-the-fly.</div><divclass="ttdef"><b>Definition</b><ahref="context_8h_source.html#l00274">context.h:274</a></div></div>
<divclass="ttc"id="astructaaruformat__context_html_a510b72290e2bd50e02ef8a2387aa829d"><divclass="ttname"><ahref="structaaruformat__context.html#a510b72290e2bd50e02ef8a2387aa829d">aaruformat_context::ecc_cd_context</a></div><divclass="ttdeci">CdEccContext * ecc_cd_context</div><divclass="ttdoc">CD ECC/EDC helper tables (allocated on demand).</div><divclass="ttdef"><b>Definition</b><ahref="context_8h_source.html#l00248">context.h:248</a></div></div>
<divclass="ttc"id="astructaaruformat__context_html_a551d4fb5a3213106d01d369e98bdf3c8"><divclass="ttname"><ahref="structaaruformat__context.html#a551d4fb5a3213106d01d369e98bdf3c8">aaruformat_context::rewinded</a></div><divclass="ttdeci">bool rewinded</div><divclass="ttdoc">True if stream has been rewound after open (write path).</div><divclass="ttdef"><b>Definition</b><ahref="context_8h_source.html#l00293">context.h:293</a></div></div>
<divclass="ttc"id="astructaaruformat__context_html_a58359ec8607d1d10e0af8699be238e77"><divclass="ttname"><ahref="structaaruformat__context.html#a58359ec8607d1d10e0af8699be238e77">aaruformat_context::block_cache</a></div><divclass="ttdeci">struct CacheHeader block_cache</div><divclass="ttdoc">LRU/Cache header for block payloads.</div><divclass="ttdef"><b>Definition</b><ahref="context_8h_source.html#l00257">context.h:257</a></div></div>
<divclass="ttc"id="astructaaruformat__context_html_a62885cab6ef674fd27b4de32ab4ee346"><divclass="ttname"><ahref="structaaruformat__context.html#a62885cab6ef674fd27b4de32ab4ee346">aaruformat_context::in_memory_ddt</a></div><divclass="ttdeci">bool in_memory_ddt</div><divclass="ttdoc">True if primary (and possibly secondary) DDT loaded.</div><divclass="ttdef"><b>Definition</b><ahref="context_8h_source.html#l00196">context.h:196</a></div></div>
<divclass="ttc"id="astructaaruformat__context_html_a6f61f9ea20f4e3b791a0d6388dd43651"><divclass="ttname"><ahref="structaaruformat__context.html#a6f61f9ea20f4e3b791a0d6388dd43651">aaruformat_context::is_writing</a></div><divclass="ttdeci">bool is_writing</div><divclass="ttdoc">True if context opened/created for writing.</div><divclass="ttdef"><b>Definition</b><ahref="context_8h_source.html#l00292">context.h:292</a></div></div>
<divclass="ttc"id="astructaaruformat__context_html_a705ef2714c4773514c23a56371f42a0f"><divclass="ttname"><ahref="structaaruformat__context.html#a705ef2714c4773514c23a56371f42a0f">aaruformat_context::tape_ddt</a></div><divclass="ttdeci">TapeDdtHashEntry * tape_ddt</div><divclass="ttdoc">Hash table root for tape DDT entries.</div><divclass="ttdef"><b>Definition</b><ahref="context_8h_source.html#l00182">context.h:182</a></div></div>
<divclass="ttc"id="astructaaruformat__context_html_a729b87257c0b5d1e9abf1af133a4b0f3"><divclass="ttname"><ahref="structaaruformat__context.html#a729b87257c0b5d1e9abf1af133a4b0f3">aaruformat_context::spamsum_context</a></div><divclass="ttdeci">spamsum_ctx * spamsum_context</div><divclass="ttdoc">Opaque SpamSum context for streaming updates.</div><divclass="ttdef"><b>Definition</b><ahref="context_8h_source.html#l00267">context.h:267</a></div></div>
<divclass="ttc"id="astructaaruformat__context_html_a865120510888fac8bb3597b57d515ba7"><divclass="ttname"><ahref="structaaruformat__context.html#a865120510888fac8bb3597b57d515ba7">aaruformat_context::calculating_spamsum</a></div><divclass="ttdeci">bool calculating_spamsum</div><divclass="ttdoc">True if whole-image SpamSum being calculated on-the-fly.</div><divclass="ttdef"><b>Definition</b><ahref="context_8h_source.html#l00276">context.h:276</a></div></div>
<divclass="ttc"id="astructaaruformat__context_html_a88effb2eb082320b5b31d729981cf2d4"><divclass="ttname"><ahref="structaaruformat__context.html#a88effb2eb082320b5b31d729981cf2d4">aaruformat_context::primary_ddt_offset</a></div><divclass="ttdeci">uint64_t primary_ddt_offset</div><divclass="ttdoc">File offset of the primary DDT v2 table.</div><divclass="ttdef"><b>Definition</b><ahref="context_8h_source.html#l00192">context.h:192</a></div></div>
<divclass="ttc"id="astructaaruformat__context_html_a8b89a7e0e6369dad38e23dabaf4b49a4"><divclass="ttname"><ahref="structaaruformat__context.html#a8b89a7e0e6369dad38e23dabaf4b49a4">aaruformat_context::blake3_context</a></div><divclass="ttdeci">blake3_hasher * blake3_context</div><divclass="ttdoc">Opaque BLAKE3 context for streaming updates.</div><divclass="ttdef"><b>Definition</b><ahref="context_8h_source.html#l00268">context.h:268</a></div></div>
<divclass="ttc"id="astructaaruformat__context_html_a8be6dd9da00d771d24c7a6295f1c1d02"><divclass="ttname"><ahref="structaaruformat__context.html#a8be6dd9da00d771d24c7a6295f1c1d02">aaruformat_context::calculating_blake3</a></div><divclass="ttdeci">bool calculating_blake3</div><divclass="ttdoc">True if whole-image BLAKE3 being calculated on-the-fly.</div><divclass="ttdef"><b>Definition</b><ahref="context_8h_source.html#l00277">context.h:277</a></div></div>
<divclass="ttc"id="astructaaruformat__context_html_a8fb7db933d8abfeb20a28110cb258922"><divclass="ttname"><ahref="structaaruformat__context.html#a8fb7db933d8abfeb20a28110cb258922">aaruformat_context::library_minor_version</a></div><divclass="ttdeci">uint8_t library_minor_version</div><divclass="ttdoc">Linked library minor version;.</div><divclass="ttdef"><b>Definition</b><ahref="context_8h_source.html#l00178">context.h:178</a></div></div>
<divclass="ttc"id="astructaaruformat__context_html_a939b702f75e80062bc635add4c3ab142"><divclass="ttname"><ahref="structaaruformat__context.html#a939b702f75e80062bc635add4c3ab142">aaruformat_context::next_block_position</a></div><divclass="ttdeci">uint64_t next_block_position</div><divclass="ttdoc">Absolute file offset where next block will be written.</div><divclass="ttdef"><b>Definition</b><ahref="context_8h_source.html#l00282">context.h:282</a></div></div>
<divclass="ttc"id="astructaaruformat__context_html_a95770f959cae3b6b34e2b1ae592a7136"><divclass="ttname"><ahref="structaaruformat__context.html#a95770f959cae3b6b34e2b1ae592a7136">aaruformat_context::calculating_md5</a></div><divclass="ttdeci">bool calculating_md5</div><divclass="ttdoc">True if whole-image MD5 being calculated on-the-fly.</div><divclass="ttdef"><b>Definition</b><ahref="context_8h_source.html#l00273">context.h:273</a></div></div>
<divclass="ttc"id="astructaaruformat__context_html_ab97a719a5b4186695b67143db7376152"><divclass="ttname"><ahref="structaaruformat__context.html#ab97a719a5b4186695b67143db7376152">aaruformat_context::index_entries</a></div><divclass="ttdeci">UT_array * index_entries</div><divclass="ttdoc">Flattened index entries (UT_array of IndexEntry).</div><divclass="ttdef"><b>Definition</b><ahref="context_8h_source.html#l00252">context.h:252</a></div></div>
<divclass="ttc"id="astructaaruformat__context_html_ac970291b3449c04221827b9c2c18ac70"><divclass="ttname"><ahref="structaaruformat__context.html#ac970291b3449c04221827b9c2c18ac70">aaruformat_context::image_info</a></div><divclass="ttdeci">ImageInfo image_info</div><divclass="ttdoc">Exposed high-level image info summary.</div><divclass="ttdef"><b>Definition</b><ahref="context_8h_source.html#l00260">context.h:260</a></div></div>
<divclass="ttc"id="astructaaruformat__context_html_ad1e28bac5a6c9bfdb8d18793686fc755"><divclass="ttname"><ahref="structaaruformat__context.html#ad1e28bac5a6c9bfdb8d18793686fc755">aaruformat_context::sha1_context</a></div><divclass="ttdeci">sha1_ctx sha1_context</div><divclass="ttdoc">Opaque SHA-1 context for streaming updates.</div><divclass="ttdef"><b>Definition</b><ahref="context_8h_source.html#l00271">context.h:271</a></div></div>
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