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<div id="projectname">libaaruformat<span id="projectnumber"> 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">erasure.h File Reference</div></div>
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<div class="contents">
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<p>On-disk structures for erasure coding recovery data.
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<a href="#details">More...</a></p>
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<div class="textblock"><code>#include <stdint.h></code><br />
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<p><a href="erasure_8h_source.html">Go to the source code of this file.</a></p>
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<table class="memberdecls">
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<tr class="heading"><td colspan="2"><h2 id="header-nested-classes" class="groupheader"><a id="nested-classes" name="nested-classes"></a>
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Data Structures</h2></td></tr>
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<tr class="memitem:ErasureCodingMapHeader" id="r_ErasureCodingMapHeader"><td class="memItemLeft">struct  </td><td class="memItemRight"><a class="el" href="structErasureCodingMapHeader.html">ErasureCodingMapHeader</a></td></tr>
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<tr class="memdesc:"><td class="mdescLeft"> </td><td class="mdescRight">Header for the Erasure Coding Map Block (BlockType::ErasureCodingMapBlock). <a href="structErasureCodingMapHeader.html#details">More...</a><br /></td></tr>
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<tr class="memitem:StripeGroupDescriptor" id="r_StripeGroupDescriptor"><td class="memItemLeft">struct  </td><td class="memItemRight"><a class="el" href="structStripeGroupDescriptor.html">StripeGroupDescriptor</a></td></tr>
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<tr class="memdesc:"><td class="mdescLeft"> </td><td class="mdescRight">Describes one protection group within the ECMB payload. <a href="structStripeGroupDescriptor.html#details">More...</a><br /></td></tr>
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<tr class="memitem:StripeDataBlockEntry" id="r_StripeDataBlockEntry"><td class="memItemLeft">struct  </td><td class="memItemRight"><a class="el" href="structStripeDataBlockEntry.html">StripeDataBlockEntry</a></td></tr>
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<tr class="memdesc:"><td class="mdescLeft"> </td><td class="mdescRight">Per-data-block metadata within a stripe descriptor. <a href="structStripeDataBlockEntry.html#details">More...</a><br /></td></tr>
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<tr class="memitem:StripeParityBlockEntry" id="r_StripeParityBlockEntry"><td class="memItemLeft">struct  </td><td class="memItemRight"><a class="el" href="structStripeParityBlockEntry.html">StripeParityBlockEntry</a></td></tr>
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<tr class="memdesc:"><td class="mdescLeft"> </td><td class="mdescRight">Per-parity-block metadata within a stripe descriptor. <a href="structStripeParityBlockEntry.html#details">More...</a><br /></td></tr>
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<tr class="memitem:AaruRecoveryFooter" id="r_AaruRecoveryFooter"><td class="memItemLeft">struct  </td><td class="memItemRight"><a class="el" href="structAaruRecoveryFooter.html">AaruRecoveryFooter</a></td></tr>
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<tr class="memdesc:"><td class="mdescLeft"> </td><td class="mdescRight">Recovery footer written at the very end of the file (last 160 bytes). <a href="structAaruRecoveryFooter.html#details">More...</a><br /></td></tr>
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</table><table class="memberdecls">
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<tr class="heading"><td colspan="2"><h2 id="header-typedef-members" class="groupheader"><a id="typedef-members" name="typedef-members"></a>
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Typedefs</h2></td></tr>
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<tr class="memitem:a64548f862129373162410063b075407d" id="r_a64548f862129373162410063b075407d"><td class="memItemLeft">typedef struct ErasureCodingMapHeader </td><td class="memItemRight"><a class="el" href="#a64548f862129373162410063b075407d">ErasureCodingMapHeader</a></td></tr>
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<tr class="memitem:ac25c99c6e5ecfd7c49c64311af5cdad1" id="r_ac25c99c6e5ecfd7c49c64311af5cdad1"><td class="memItemLeft">typedef struct StripeGroupDescriptor </td><td class="memItemRight"><a class="el" href="#ac25c99c6e5ecfd7c49c64311af5cdad1">StripeGroupDescriptor</a></td></tr>
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<tr class="memitem:a1c3217fdeb4bd39852ef4d7e6d2f5be8" id="r_a1c3217fdeb4bd39852ef4d7e6d2f5be8"><td class="memItemLeft">typedef struct StripeDataBlockEntry </td><td class="memItemRight"><a class="el" href="#a1c3217fdeb4bd39852ef4d7e6d2f5be8">StripeDataBlockEntry</a></td></tr>
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<tr class="memitem:a5a8ebe521e0c137d7a5428ed81bce865" id="r_a5a8ebe521e0c137d7a5428ed81bce865"><td class="memItemLeft">typedef struct StripeParityBlockEntry </td><td class="memItemRight"><a class="el" href="#a5a8ebe521e0c137d7a5428ed81bce865">StripeParityBlockEntry</a></td></tr>
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<tr class="memitem:a97f88bc6be747afa7117a086aab3ba91" id="r_a97f88bc6be747afa7117a086aab3ba91"><td class="memItemLeft">typedef struct AaruRecoveryFooter </td><td class="memItemRight"><a class="el" href="#a97f88bc6be747afa7117a086aab3ba91">AaruRecoveryFooter</a></td></tr>
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</table>
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<a name="details" id="details"></a><h2 id="header-details" class="groupheader">Detailed Description</h2>
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<div class="textblock"><p>On-disk structures for erasure coding recovery data. </p>
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<p>These packed structures describe the Erasure Coding Map Block (ECMB), stripe group descriptors, per-block entries within stripes, and the recovery footer written at the very end of the file.</p>
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<p>All integer fields are stored little-endian on disk. </p>
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<p class="definition">Definition in file <a class="el" href="erasure_8h_source.html">erasure.h</a>.</p>
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</div><a name="doc-typedef-members" id="doc-typedef-members"></a><h2 id="header-doc-typedef-members" class="groupheader">Typedef Documentation</h2>
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<a id="a97f88bc6be747afa7117a086aab3ba91" name="a97f88bc6be747afa7117a086aab3ba91"></a>
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<h2 class="memtitle"><span class="permalink"><a href="#a97f88bc6be747afa7117a086aab3ba91">◆ </a></span>AaruRecoveryFooter</h2>
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<td class="memname">typedef struct AaruRecoveryFooter AaruRecoveryFooter</td>
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<a id="a64548f862129373162410063b075407d" name="a64548f862129373162410063b075407d"></a>
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<h2 class="memtitle"><span class="permalink"><a href="#a64548f862129373162410063b075407d">◆ </a></span>ErasureCodingMapHeader</h2>
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<td class="memname">typedef struct ErasureCodingMapHeader ErasureCodingMapHeader</td>
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<a id="a1c3217fdeb4bd39852ef4d7e6d2f5be8" name="a1c3217fdeb4bd39852ef4d7e6d2f5be8"></a>
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<h2 class="memtitle"><span class="permalink"><a href="#a1c3217fdeb4bd39852ef4d7e6d2f5be8">◆ </a></span>StripeDataBlockEntry</h2>
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<td class="memname">typedef struct StripeDataBlockEntry StripeDataBlockEntry</td>
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<a id="ac25c99c6e5ecfd7c49c64311af5cdad1" name="ac25c99c6e5ecfd7c49c64311af5cdad1"></a>
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<h2 class="memtitle"><span class="permalink"><a href="#ac25c99c6e5ecfd7c49c64311af5cdad1">◆ </a></span>StripeGroupDescriptor</h2>
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<td class="memname">typedef struct StripeGroupDescriptor StripeGroupDescriptor</td>
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<a id="a5a8ebe521e0c137d7a5428ed81bce865" name="a5a8ebe521e0c137d7a5428ed81bce865"></a>
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<h2 class="memtitle"><span class="permalink"><a href="#a5a8ebe521e0c137d7a5428ed81bce865">◆ </a></span>StripeParityBlockEntry</h2>
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<div class="memitem">
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<td class="memname">typedef struct StripeParityBlockEntry StripeParityBlockEntry</td>
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<li class="navelem"><a href="dir_d44c64559bbebec7f509842c48db8b23.html">include</a></li><li class="navelem"><a href="dir_aeff2545c9dfcfc842fe9d84b123cb31.html">aaruformat</a></li><li class="navelem"><a href="dir_6387aeb6e475a334d8dc12d69f21999e.html">structs</a></li><li class="navelem"><a href="erasure_8h.html">erasure.h</a></li>
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