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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="textblock"><code>#include &lt;stddef.h&gt;</code><br />
<code>#include &lt;stdint.h&gt;</code><br />
<code>#include &quot;<a class="el" href="aaruformat_8h_source.html">aaruformat.h</a>&quot;</code><br />
<code>#include &quot;../../3rdparty/lzma-21.03beta/C/LzmaLib.h&quot;</code><br />
</div>
<p><a href="lzma_8c_source.html">Go to the source code of this file.</a></p>
<table class="memberdecls">
<tr class="heading"><td colspan="2"><h2 id="header-func-members" class="groupheader"><a id="func-members" name="func-members"></a>
Functions</h2></td></tr>
<tr class="memitem:acd18071ca55541977bc3cf37a5e6815d" id="r_acd18071ca55541977bc3cf37a5e6815d"><td class="memItemLeft" align="right" valign="top">int32_t&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="#acd18071ca55541977bc3cf37a5e6815d">aaruf_lzma_decode_buffer</a> (uint8_t *dst_buffer, size_t *dst_size, const uint8_t *src_buffer, size_t *src_len, const uint8_t *props, const size_t props_size)</td></tr>
<tr class="memdesc:acd18071ca55541977bc3cf37a5e6815d"><td class="mdescLeft">&#160;</td><td class="mdescRight">Decodes an LZMA-compressed buffer. <br /></td></tr>
<tr class="memitem:a9378bc542698b1f5f8c90d3b3da167b0" id="r_a9378bc542698b1f5f8c90d3b3da167b0"><td class="memItemLeft" align="right" valign="top">int32_t&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="#a9378bc542698b1f5f8c90d3b3da167b0">aaruf_lzma_encode_buffer</a> (uint8_t *dst_buffer, size_t *dst_size, const uint8_t *src_buffer, const size_t src_len, uint8_t *out_props, size_t *out_props_size, const int32_t level, const uint32_t dict_size, const int32_t lc, const int32_t lp, const int32_t pb, const int32_t fb, const int32_t num_threads)</td></tr>
<tr class="memdesc:a9378bc542698b1f5f8c90d3b3da167b0"><td class="mdescLeft">&#160;</td><td class="mdescRight">Encodes a buffer using LZMA compression. <br /></td></tr>
</table>
<a name="doc-func-members" id="doc-func-members"></a><h2 id="header-doc-func-members" class="groupheader">Function Documentation</h2>
<a id="acd18071ca55541977bc3cf37a5e6815d" name="acd18071ca55541977bc3cf37a5e6815d"></a>
<h2 class="memtitle"><span class="permalink"><a href="#acd18071ca55541977bc3cf37a5e6815d">&#9670;&#160;</a></span>aaruf_lzma_decode_buffer()</h2>
<div class="memitem">
<div class="memproto">
<table class="memname">
<tr>
<td class="memname">int32_t aaruf_lzma_decode_buffer </td>
<td>(</td>
<td class="paramtype">uint8_t *</td> <td class="paramname"><span class="paramname"><em>dst_buffer</em></span>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">size_t *</td> <td class="paramname"><span class="paramname"><em>dst_size</em></span>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">const uint8_t *</td> <td class="paramname"><span class="paramname"><em>src_buffer</em></span>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">size_t *</td> <td class="paramname"><span class="paramname"><em>src_len</em></span>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">const uint8_t *</td> <td class="paramname"><span class="paramname"><em>props</em></span>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">const size_t</td> <td class="paramname"><span class="paramname"><em>props_size</em></span>&#160;)</td>
</tr>
</table>
</div><div class="memdoc">
<p>Decodes an LZMA-compressed buffer. </p>
<p>Decompresses data from the source buffer into the destination buffer using LZMA.</p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">dst_buffer</td><td>Pointer to the destination buffer. </td></tr>
<tr><td class="paramname">dst_size</td><td>Pointer to the size of the destination buffer; updated with the actual size. </td></tr>
<tr><td class="paramname">src_buffer</td><td>Pointer to the source (compressed) buffer. </td></tr>
<tr><td class="paramname">src_len</td><td>Pointer to the size of the source buffer; updated with the actual size read. </td></tr>
<tr><td class="paramname">props</td><td>Pointer to the LZMA properties. </td></tr>
<tr><td class="paramname">props_size</td><td>Size of the LZMA properties. </td></tr>
</table>
</dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>0 on success, or an error code on failure. </dd></dl>
<p class="definition">Definition at line <a class="el" href="lzma_8c_source.html#l00039">39</a> of file <a class="el" href="lzma_8c_source.html">lzma.c</a>.</p>
<p class="reference">References <a class="el" href="decls_8h_source.html#l00045">AARU_CALL</a>, and <a class="el" href="decls_8h_source.html#l00054">AARU_EXPORT</a>.</p>
<p class="reference">Referenced by <a class="el" href="read_8c_source.html#l00253">aaruf_read_sector()</a>, <a class="el" href="ddt__v2_8c_source.html#l00724">decode_ddt_multi_level_v2()</a>, <a class="el" href="data_8c_source.html#l00071">process_data_block()</a>, <a class="el" href="ddt__v1_8c_source.html#l00085">process_ddt_v1()</a>, and <a class="el" href="ddt__v2_8c_source.html#l00096">process_ddt_v2()</a>.</p>
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<a id="a9378bc542698b1f5f8c90d3b3da167b0" name="a9378bc542698b1f5f8c90d3b3da167b0"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a9378bc542698b1f5f8c90d3b3da167b0">&#9670;&#160;</a></span>aaruf_lzma_encode_buffer()</h2>
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<div class="memproto">
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<tr>
<td class="memname">int32_t aaruf_lzma_encode_buffer </td>
<td>(</td>
<td class="paramtype">uint8_t *</td> <td class="paramname"><span class="paramname"><em>dst_buffer</em></span>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">size_t *</td> <td class="paramname"><span class="paramname"><em>dst_size</em></span>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">const uint8_t *</td> <td class="paramname"><span class="paramname"><em>src_buffer</em></span>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">const size_t</td> <td class="paramname"><span class="paramname"><em>src_len</em></span>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">uint8_t *</td> <td class="paramname"><span class="paramname"><em>out_props</em></span>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">size_t *</td> <td class="paramname"><span class="paramname"><em>out_props_size</em></span>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">const int32_t</td> <td class="paramname"><span class="paramname"><em>level</em></span>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">const uint32_t</td> <td class="paramname"><span class="paramname"><em>dict_size</em></span>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">const int32_t</td> <td class="paramname"><span class="paramname"><em>lc</em></span>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">const int32_t</td> <td class="paramname"><span class="paramname"><em>lp</em></span>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">const int32_t</td> <td class="paramname"><span class="paramname"><em>pb</em></span>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">const int32_t</td> <td class="paramname"><span class="paramname"><em>fb</em></span>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">const int32_t</td> <td class="paramname"><span class="paramname"><em>num_threads</em></span>&#160;)</td>
</tr>
</table>
</div><div class="memdoc">
<p>Encodes a buffer using LZMA compression. </p>
<p>Compresses data from the source buffer into the destination buffer using LZMA.</p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">dst_buffer</td><td>Pointer to the destination buffer. </td></tr>
<tr><td class="paramname">dst_size</td><td>Pointer to the size of the destination buffer; updated with the actual size. </td></tr>
<tr><td class="paramname">src_buffer</td><td>Pointer to the source (uncompressed) buffer. </td></tr>
<tr><td class="paramname">src_len</td><td>Size of the source buffer. </td></tr>
<tr><td class="paramname">out_props</td><td>Pointer to the output LZMA properties. </td></tr>
<tr><td class="paramname">out_props_size</td><td>Pointer to the size of the output LZMA properties. </td></tr>
<tr><td class="paramname">level</td><td>Compression level. </td></tr>
<tr><td class="paramname">dict_size</td><td>Dictionary size. </td></tr>
<tr><td class="paramname">lc</td><td>LZMA literal context bits. </td></tr>
<tr><td class="paramname">lp</td><td>LZMA literal position bits. </td></tr>
<tr><td class="paramname">pb</td><td>LZMA position bits. </td></tr>
<tr><td class="paramname">fb</td><td>Number of fast bytes. </td></tr>
<tr><td class="paramname">num_threads</td><td>Number of threads to use. </td></tr>
</table>
</dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>0 on success, or an error code on failure. </dd></dl>
<p class="definition">Definition at line <a class="el" href="lzma_8c_source.html#l00065">65</a> of file <a class="el" href="lzma_8c_source.html">lzma.c</a>.</p>
<p class="reference">References <a class="el" href="decls_8h_source.html#l00045">AARU_CALL</a>, and <a class="el" href="decls_8h_source.html#l00054">AARU_EXPORT</a>.</p>
<p class="reference">Referenced by <a class="el" href="write_8c_source.html#l01403">aaruf_close_current_block()</a>, <a class="el" href="ddt__v2_8c_source.html#l01092">set_ddt_multi_level_v2()</a>, <a class="el" href="close_8c_source.html#l00077">write_cached_secondary_ddt()</a>, <a class="el" href="close_8c_source.html#l01810">write_dvd_long_sector_blocks()</a>, <a class="el" href="close_8c_source.html#l02247">write_dvd_title_key_decrypted_block()</a>, <a class="el" href="close_8c_source.html#l02411">write_media_tags()</a>, <a class="el" href="close_8c_source.html#l00850">write_mode2_subheaders_block()</a>, <a class="el" href="close_8c_source.html#l00966">write_sector_prefix()</a>, <a class="el" href="close_8c_source.html#l01206">write_sector_prefix_ddt()</a>, <a class="el" href="close_8c_source.html#l01508">write_sector_subchannel()</a>, <a class="el" href="close_8c_source.html#l01088">write_sector_suffix()</a>, <a class="el" href="close_8c_source.html#l01350">write_sector_suffix_ddt()</a>, and <a class="el" href="close_8c_source.html#l00369">write_single_level_ddt()</a>.</p>
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