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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">tape.c</div></div>
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<a href="tape_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>
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<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>
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<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>
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<div class="line"><a id="l00004" name="l00004"></a><span class="lineno"> 4</span><span class="comment"> *</span></div>
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<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>
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<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>
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<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>
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<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>
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<div class="line"><a id="l00009" name="l00009"></a><span class="lineno"> 9</span><span class="comment"> *</span></div>
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<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>
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<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>
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<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>
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<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>
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<div class="line"><a id="l00014" name="l00014"></a><span class="lineno"> 14</span><span class="comment"> *</span></div>
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<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>
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<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 <http://www.gnu.org/licenses/>.</span></div>
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<div class="line"><a id="l00017" name="l00017"></a><span class="lineno"> 17</span><span class="comment"> * */</span></div>
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<div class="line"><a id="l00018" name="l00018"></a><span class="lineno"> 18</span> </div>
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<div class="line"><a id="l00019" name="l00019"></a><span class="lineno"> 19</span><span class="preprocessor">#include "<a class="code" href="aaruformat_8h.html">aaruformat.h</a>"</span></div>
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<div class="line"><a id="l00020" name="l00020"></a><span class="lineno"> 20</span><span class="preprocessor">#include "<a class="code" href="log_8h.html">log.h</a>"</span></div>
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<div class="line"><a id="l00021" name="l00021"></a><span class="lineno"> 21</span></div>
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<div class="foldopen" id="foldopen00126" data-start="{" data-end="}">
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<div class="line"><a id="l00126" name="l00126"></a><span class="lineno"><a class="line" href="internal_8h.html#a829bbac3c17b60efd8f93188a8de8278"> 126</a></span><span class="keywordtype">void</span> <a class="code hl_function" href="tape_8c.html#a829bbac3c17b60efd8f93188a8de8278">process_tape_files_block</a>(<a class="code hl_struct" href="structaaruformat__context.html">aaruformat_context</a> *ctx, <span class="keyword">const</span> <a class="code hl_struct" href="structIndexEntry.html">IndexEntry</a> *entry)</div>
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<div class="line"><a id="l00127" name="l00127"></a><span class="lineno"> 127</span>{</div>
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<div class="line"><a id="l00128" name="l00128"></a><span class="lineno"> 128</span> <span class="keywordtype">long</span> pos = 0;</div>
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<div class="line"><a id="l00129" name="l00129"></a><span class="lineno"> 129</span> <span class="keywordtype">size_t</span> read_bytes = 0;</div>
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<div class="line"><a id="l00130" name="l00130"></a><span class="lineno"> 130</span> <a class="code hl_struct" href="structTapeFileHeader.html">TapeFileHeader</a> tape_file_header = {0};</div>
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<div class="line"><a id="l00131" name="l00131"></a><span class="lineno"> 131</span> </div>
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<div class="line"><a id="l00132" name="l00132"></a><span class="lineno"> 132</span> <span class="comment">// Check if the context and image stream are valid</span></div>
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<div class="line"><a id="l00133" name="l00133"></a><span class="lineno"> 133</span> <span class="keywordflow">if</span>(ctx == NULL || ctx-><a class="code hl_variable" href="structaaruformat__context.html#ab516fae594bde4f76b75488d0a3ca3a8">imageStream</a> == NULL)</div>
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<div class="line"><a id="l00134" name="l00134"></a><span class="lineno"> 134</span> {</div>
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<div class="line"><a id="l00135" name="l00135"></a><span class="lineno"> 135</span> <a class="code hl_define" href="log_8h.html#a053d6037d543b84ce59308ce71d15cd1">FATAL</a>(<span class="stringliteral">"Invalid context or image stream."</span>);</div>
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<div class="line"><a id="l00136" name="l00136"></a><span class="lineno"> 136</span> <span class="keywordflow">return</span>;</div>
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<div class="line"><a id="l00137" name="l00137"></a><span class="lineno"> 137</span> }</div>
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<div class="line"><a id="l00138" name="l00138"></a><span class="lineno"> 138</span> </div>
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<div class="line"><a id="l00139" name="l00139"></a><span class="lineno"> 139</span> <span class="comment">// Seek to block</span></div>
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<div class="line"><a id="l00140" name="l00140"></a><span class="lineno"> 140</span> pos = fseek(ctx-><a class="code hl_variable" href="structaaruformat__context.html#ab516fae594bde4f76b75488d0a3ca3a8">imageStream</a>, entry-><a class="code hl_variable" href="structIndexEntry.html#a854951a64192d7e4cdcfa6dd6fd2b3ea">offset</a>, SEEK_SET);</div>
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<div class="line"><a id="l00141" name="l00141"></a><span class="lineno"> 141</span> <span class="keywordflow">if</span>(pos < 0 || ftell(ctx-><a class="code hl_variable" href="structaaruformat__context.html#ab516fae594bde4f76b75488d0a3ca3a8">imageStream</a>) != entry-><a class="code hl_variable" href="structIndexEntry.html#a854951a64192d7e4cdcfa6dd6fd2b3ea">offset</a>)</div>
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<div class="line"><a id="l00142" name="l00142"></a><span class="lineno"> 142</span> {</div>
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<div class="line"><a id="l00143" name="l00143"></a><span class="lineno"> 143</span> <a class="code hl_define" href="log_8h.html#a053d6037d543b84ce59308ce71d15cd1">FATAL</a>(<span class="stringliteral">"Could not seek to %"</span> PRIu64 <span class="stringliteral">" as indicated by index entry..."</span>, entry-><a class="code hl_variable" href="structIndexEntry.html#a854951a64192d7e4cdcfa6dd6fd2b3ea">offset</a>);</div>
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<div class="line"><a id="l00144" name="l00144"></a><span class="lineno"> 144</span> </div>
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<div class="line"><a id="l00145" name="l00145"></a><span class="lineno"> 145</span> <span class="keywordflow">return</span>;</div>
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<div class="line"><a id="l00146" name="l00146"></a><span class="lineno"> 146</span> }</div>
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<div class="line"><a id="l00147" name="l00147"></a><span class="lineno"> 147</span> </div>
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<div class="line"><a id="l00148" name="l00148"></a><span class="lineno"> 148</span> <span class="comment">// Even if those two checks shall have been done before</span></div>
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<div class="line"><a id="l00149" name="l00149"></a><span class="lineno"> 149</span> read_bytes = fread(&tape_file_header, 1, <span class="keyword">sizeof</span>(<a class="code hl_struct" href="structTapeFileHeader.html">TapeFileHeader</a>), ctx-><a class="code hl_variable" href="structaaruformat__context.html#ab516fae594bde4f76b75488d0a3ca3a8">imageStream</a>);</div>
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<div class="line"><a id="l00150" name="l00150"></a><span class="lineno"> 150</span> </div>
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<div class="line"><a id="l00151" name="l00151"></a><span class="lineno"> 151</span> <span class="keywordflow">if</span>(read_bytes != <span class="keyword">sizeof</span>(<a class="code hl_struct" href="structTapeFileHeader.html">TapeFileHeader</a>))</div>
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<div class="line"><a id="l00152" name="l00152"></a><span class="lineno"> 152</span> {</div>
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<div class="line"><a id="l00153" name="l00153"></a><span class="lineno"> 153</span> <a class="code hl_define" href="log_8h.html#a21cc0459b78d5f2d7bd737e5aae1278a">TRACE</a>(<span class="stringliteral">"Could not read tape files header, continuing..."</span>);</div>
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<div class="line"><a id="l00154" name="l00154"></a><span class="lineno"> 154</span> <span class="keywordflow">return</span>;</div>
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<div class="line"><a id="l00155" name="l00155"></a><span class="lineno"> 155</span> }</div>
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<div class="line"><a id="l00156" name="l00156"></a><span class="lineno"> 156</span> </div>
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<div class="line"><a id="l00157" name="l00157"></a><span class="lineno"> 157</span> <span class="keywordflow">if</span>(tape_file_header.<a class="code hl_variable" href="structTapeFileHeader.html#a36fe923f8d67004e0b0ae8eaf6535e1d">identifier</a> != <a class="code hl_enumvalue" href="enums_8h.html#a54420623f26ab6bb61042b41cccf37a3ac3a117f2498bf736a76d5d3a3830540a">TapeFileBlock</a>)</div>
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<div class="line"><a id="l00158" name="l00158"></a><span class="lineno"> 158</span> {</div>
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<div class="line"><a id="l00159" name="l00159"></a><span class="lineno"> 159</span> <a class="code hl_define" href="log_8h.html#a21cc0459b78d5f2d7bd737e5aae1278a">TRACE</a>(<span class="stringliteral">"Incorrect identifier for data block at position %"</span> PRIu64 <span class="stringliteral">"\n"</span>, entry-><a class="code hl_variable" href="structIndexEntry.html#a854951a64192d7e4cdcfa6dd6fd2b3ea">offset</a>);</div>
|
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<div class="line"><a id="l00160" name="l00160"></a><span class="lineno"> 160</span> <span class="keywordflow">return</span>;</div>
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<div class="line"><a id="l00161" name="l00161"></a><span class="lineno"> 161</span> }</div>
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<div class="line"><a id="l00162" name="l00162"></a><span class="lineno"> 162</span> </div>
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<div class="line"><a id="l00163" name="l00163"></a><span class="lineno"> 163</span> ctx-><a class="code hl_variable" href="structaaruformat__context.html#ac970291b3449c04221827b9c2c18ac70">image_info</a>.<a class="code hl_variable" href="structImageInfo.html#abca8e73a9655d810e6d30d36c3ab54d7">ImageSize</a> += <span class="keyword">sizeof</span>(<a class="code hl_struct" href="structTapeFileEntry.html">TapeFileEntry</a>) * tape_file_header.<a class="code hl_variable" href="structTapeFileHeader.html#a319aea86a448c0b969de944f22e551c0">entries</a>;</div>
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<div class="line"><a id="l00164" name="l00164"></a><span class="lineno"> 164</span> </div>
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<div class="line"><a id="l00165" name="l00165"></a><span class="lineno"> 165</span> uint8_t *buffer = malloc(<span class="keyword">sizeof</span>(<a class="code hl_struct" href="structTapeFileEntry.html">TapeFileEntry</a>) * tape_file_header.<a class="code hl_variable" href="structTapeFileHeader.html#a319aea86a448c0b969de944f22e551c0">entries</a>);</div>
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<div class="line"><a id="l00166" name="l00166"></a><span class="lineno"> 166</span> <span class="keywordflow">if</span>(buffer == NULL)</div>
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<div class="line"><a id="l00167" name="l00167"></a><span class="lineno"> 167</span> {</div>
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<div class="line"><a id="l00168" name="l00168"></a><span class="lineno"> 168</span> <a class="code hl_define" href="log_8h.html#a053d6037d543b84ce59308ce71d15cd1">FATAL</a>(<span class="stringliteral">"Could not allocate memory for tape files block, continuing..."</span>);</div>
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<div class="line"><a id="l00169" name="l00169"></a><span class="lineno"> 169</span> <span class="keywordflow">return</span>;</div>
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<div class="line"><a id="l00170" name="l00170"></a><span class="lineno"> 170</span> }</div>
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<div class="line"><a id="l00171" name="l00171"></a><span class="lineno"> 171</span> read_bytes = fread(buffer, <span class="keyword">sizeof</span>(<a class="code hl_struct" href="structTapeFileEntry.html">TapeFileEntry</a>), tape_file_header.<a class="code hl_variable" href="structTapeFileHeader.html#a319aea86a448c0b969de944f22e551c0">entries</a>, ctx-><a class="code hl_variable" href="structaaruformat__context.html#ab516fae594bde4f76b75488d0a3ca3a8">imageStream</a>);</div>
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<div class="line"><a id="l00172" name="l00172"></a><span class="lineno"> 172</span> <span class="keywordflow">if</span>(read_bytes != tape_file_header.<a class="code hl_variable" href="structTapeFileHeader.html#a319aea86a448c0b969de944f22e551c0">entries</a>)</div>
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<div class="line"><a id="l00173" name="l00173"></a><span class="lineno"> 173</span> {</div>
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<div class="line"><a id="l00174" name="l00174"></a><span class="lineno"> 174</span> free(buffer);</div>
|
|||
|
|
<div class="line"><a id="l00175" name="l00175"></a><span class="lineno"> 175</span> <a class="code hl_define" href="log_8h.html#a053d6037d543b84ce59308ce71d15cd1">FATAL</a>(<span class="stringliteral">"Could not read tape files block, continuing..."</span>);</div>
|
|||
|
|
<div class="line"><a id="l00176" name="l00176"></a><span class="lineno"> 176</span> <span class="keywordflow">return</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> <span class="comment">// Check CRC64</span></div>
|
|||
|
|
<div class="line"><a id="l00179" name="l00179"></a><span class="lineno"> 179</span> uint64_t crc64 = <a class="code hl_function" href="decls_8h.html#a0fee4834bf0747bcd933c4e754aa4692">aaruf_crc64_data</a>(buffer, <span class="keyword">sizeof</span>(<a class="code hl_struct" href="structTapeFileEntry.html">TapeFileEntry</a>) * tape_file_header.<a class="code hl_variable" href="structTapeFileHeader.html#a319aea86a448c0b969de944f22e551c0">entries</a>);</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> <span class="keywordflow">if</span>(crc64 != tape_file_header.<a class="code hl_variable" href="structTapeFileHeader.html#a5172ee4bf0b5820a66d04aff1e3809db">crc64</a>)</div>
|
|||
|
|
<div class="line"><a id="l00182" name="l00182"></a><span class="lineno"> 182</span> {</div>
|
|||
|
|
<div class="line"><a id="l00183" name="l00183"></a><span class="lineno"> 183</span> <a class="code hl_define" href="log_8h.html#a21cc0459b78d5f2d7bd737e5aae1278a">TRACE</a>(<span class="stringliteral">"Incorrect CRC found: 0x%"</span> PRIx64 <span class="stringliteral">" found, expected 0x%"</span> PRIx64 <span class="stringliteral">", continuing..."</span>, crc64,</div>
|
|||
|
|
<div class="line"><a id="l00184" name="l00184"></a><span class="lineno"> 184</span> tape_file_header.<a class="code hl_variable" href="structTapeFileHeader.html#a5172ee4bf0b5820a66d04aff1e3809db">crc64</a>);</div>
|
|||
|
|
<div class="line"><a id="l00185" name="l00185"></a><span class="lineno"> 185</span> free(buffer);</div>
|
|||
|
|
<div class="line"><a id="l00186" name="l00186"></a><span class="lineno"> 186</span> <span class="keywordflow">return</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> </div>
|
|||
|
|
<div class="line"><a id="l00189" name="l00189"></a><span class="lineno"> 189</span> <span class="comment">// Insert entries into UTHASH array indexed by partition << 32 | file number</span></div>
|
|||
|
|
<div class="line"><a id="l00190" name="l00190"></a><span class="lineno"> 190</span> <span class="keyword">const</span> <a class="code hl_struct" href="structTapeFileEntry.html">TapeFileEntry</a> *entries = (<a class="code hl_struct" href="structTapeFileEntry.html">TapeFileEntry</a> *)buffer;</div>
|
|||
|
|
<div class="line"><a id="l00191" name="l00191"></a><span class="lineno"> 191</span> </div>
|
|||
|
|
<div class="line"><a id="l00192" name="l00192"></a><span class="lineno"> 192</span> <span class="keywordflow">for</span>(uint32_t i = 0; i < tape_file_header.<a class="code hl_variable" href="structTapeFileHeader.html#a319aea86a448c0b969de944f22e551c0">entries</a>; i++)</div>
|
|||
|
|
<div class="line"><a id="l00193" name="l00193"></a><span class="lineno"> 193</span> {</div>
|
|||
|
|
<div class="line"><a id="l00194" name="l00194"></a><span class="lineno"> 194</span> <span class="comment">// Create hash table entry</span></div>
|
|||
|
|
<div class="line"><a id="l00195" name="l00195"></a><span class="lineno"> 195</span> <a class="code hl_typedef" href="context_8h.html#a5ba965cb003bc2d68a9f9e1c11225494">tapeFileHashEntry</a> *hash_entry = malloc(<span class="keyword">sizeof</span>(<a class="code hl_typedef" href="context_8h.html#a5ba965cb003bc2d68a9f9e1c11225494">tapeFileHashEntry</a>));</div>
|
|||
|
|
<div class="line"><a id="l00196" name="l00196"></a><span class="lineno"> 196</span> <span class="keywordflow">if</span>(hash_entry == NULL)</div>
|
|||
|
|
<div class="line"><a id="l00197" name="l00197"></a><span class="lineno"> 197</span> {</div>
|
|||
|
|
<div class="line"><a id="l00198" name="l00198"></a><span class="lineno"> 198</span> <a class="code hl_define" href="log_8h.html#a053d6037d543b84ce59308ce71d15cd1">FATAL</a>(<span class="stringliteral">"Could not allocate memory for tape file hash entry"</span>);</div>
|
|||
|
|
<div class="line"><a id="l00199" name="l00199"></a><span class="lineno"> 199</span> <span class="keywordflow">continue</span>;</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="comment">// Create composite key: partition << 32 | file number</span></div>
|
|||
|
|
<div class="line"><a id="l00203" name="l00203"></a><span class="lineno"> 203</span> hash_entry-><a class="code hl_variable" href="structTapeFileHashEntry.html#a5556a05025c18c16e3bb45026b2246e0">key</a> = (uint64_t)entries[i].Partition << 32 | entries[i].File;</div>
|
|||
|
|
<div class="line"><a id="l00204" name="l00204"></a><span class="lineno"> 204</span> </div>
|
|||
|
|
<div class="line"><a id="l00205" name="l00205"></a><span class="lineno"> 205</span> <span class="comment">// Copy the tape file entry data</span></div>
|
|||
|
|
<div class="line"><a id="l00206" name="l00206"></a><span class="lineno"> 206</span> hash_entry-><a class="code hl_variable" href="structTapeFileHashEntry.html#aff0f81d26d4ee00ad33331aacc2834e1">fileEntry</a> = entries[i];</div>
|
|||
|
|
<div class="line"><a id="l00207" name="l00207"></a><span class="lineno"> 207</span> </div>
|
|||
|
|
<div class="line"><a id="l00208" name="l00208"></a><span class="lineno"> 208</span> <span class="comment">// Replace if exists, add if new</span></div>
|
|||
|
|
<div class="line"><a id="l00209" name="l00209"></a><span class="lineno"> 209</span> <a class="code hl_typedef" href="context_8h.html#a5ba965cb003bc2d68a9f9e1c11225494">tapeFileHashEntry</a> *old_entry = NULL;</div>
|
|||
|
|
<div class="line"><a id="l00210" name="l00210"></a><span class="lineno"> 210</span> HASH_REPLACE(hh, ctx-><a class="code hl_variable" href="structaaruformat__context.html#a4783c528aec3e854986885077c5d5854">tape_files</a>, key, <span class="keyword">sizeof</span>(uint64_t), hash_entry, old_entry);</div>
|
|||
|
|
<div class="line"><a id="l00211" name="l00211"></a><span class="lineno"> 211</span> </div>
|
|||
|
|
<div class="line"><a id="l00212" name="l00212"></a><span class="lineno"> 212</span> <span class="comment">// Free old entry if it was replaced</span></div>
|
|||
|
|
<div class="line"><a id="l00213" name="l00213"></a><span class="lineno"> 213</span> <span class="keywordflow">if</span>(old_entry != NULL)</div>
|
|||
|
|
<div class="line"><a id="l00214" name="l00214"></a><span class="lineno"> 214</span> {</div>
|
|||
|
|
<div class="line"><a id="l00215" name="l00215"></a><span class="lineno"> 215</span> <a class="code hl_define" href="log_8h.html#a21cc0459b78d5f2d7bd737e5aae1278a">TRACE</a>(<span class="stringliteral">"Replaced existing tape file entry for partition %u, file %u"</span>, entries[i].Partition, entries[i].File);</div>
|
|||
|
|
<div class="line"><a id="l00216" name="l00216"></a><span class="lineno"> 216</span> free(old_entry);</div>
|
|||
|
|
<div class="line"><a id="l00217" name="l00217"></a><span class="lineno"> 217</span> }</div>
|
|||
|
|
<div class="line"><a id="l00218" name="l00218"></a><span class="lineno"> 218</span> <span class="keywordflow">else</span></div>
|
|||
|
|
<div class="line"><a id="l00219" name="l00219"></a><span class="lineno"> 219</span> <a class="code hl_define" href="log_8h.html#a21cc0459b78d5f2d7bd737e5aae1278a">TRACE</a>(<span class="stringliteral">"Added new tape file entry for partition %u, file %u"</span>, entries[i].Partition, entries[i].File);</div>
|
|||
|
|
<div class="line"><a id="l00220" name="l00220"></a><span class="lineno"> 220</span> }</div>
|
|||
|
|
<div class="line"><a id="l00221" name="l00221"></a><span class="lineno"> 221</span> </div>
|
|||
|
|
<div class="line"><a id="l00222" name="l00222"></a><span class="lineno"> 222</span> free(buffer);</div>
|
|||
|
|
<div class="line"><a id="l00223" name="l00223"></a><span class="lineno"> 223</span>}</div>
|
|||
|
|
</div>
|
|||
|
|
<div class="line"><a id="l00224" name="l00224"></a><span class="lineno"> 224</span></div>
|
|||
|
|
<div class="foldopen" id="foldopen00346" data-start="{" data-end="}">
|
|||
|
|
<div class="line"><a id="l00346" name="l00346"></a><span class="lineno"><a class="line" href="internal_8h.html#aa76718b0402b1a28be3d563d5e62028e"> 346</a></span><span class="keywordtype">void</span> <a class="code hl_function" href="tape_8c.html#aa76718b0402b1a28be3d563d5e62028e">process_tape_partitions_block</a>(<a class="code hl_struct" href="structaaruformat__context.html">aaruformat_context</a> *ctx, <span class="keyword">const</span> <a class="code hl_struct" href="structIndexEntry.html">IndexEntry</a> *entry)</div>
|
|||
|
|
<div class="line"><a id="l00347" name="l00347"></a><span class="lineno"> 347</span>{</div>
|
|||
|
|
<div class="line"><a id="l00348" name="l00348"></a><span class="lineno"> 348</span> <span class="keywordtype">long</span> pos = 0;</div>
|
|||
|
|
<div class="line"><a id="l00349" name="l00349"></a><span class="lineno"> 349</span> <span class="keywordtype">size_t</span> read_bytes = 0;</div>
|
|||
|
|
<div class="line"><a id="l00350" name="l00350"></a><span class="lineno"> 350</span> <a class="code hl_struct" href="structTapePartitionHeader.html">TapePartitionHeader</a> tape_partition_header = {0};</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="comment">// Check if the context and image stream are valid</span></div>
|
|||
|
|
<div class="line"><a id="l00353" name="l00353"></a><span class="lineno"> 353</span> <span class="keywordflow">if</span>(ctx == NULL || ctx-><a class="code hl_variable" href="structaaruformat__context.html#ab516fae594bde4f76b75488d0a3ca3a8">imageStream</a> == NULL)</div>
|
|||
|
|
<div class="line"><a id="l00354" name="l00354"></a><span class="lineno"> 354</span> {</div>
|
|||
|
|
<div class="line"><a id="l00355" name="l00355"></a><span class="lineno"> 355</span> <a class="code hl_define" href="log_8h.html#a053d6037d543b84ce59308ce71d15cd1">FATAL</a>(<span class="stringliteral">"Invalid context or image stream."</span>);</div>
|
|||
|
|
<div class="line"><a id="l00356" name="l00356"></a><span class="lineno"> 356</span> <span class="keywordflow">return</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> <span class="comment">// Seek to block</span></div>
|
|||
|
|
<div class="line"><a id="l00360" name="l00360"></a><span class="lineno"> 360</span> pos = fseek(ctx-><a class="code hl_variable" href="structaaruformat__context.html#ab516fae594bde4f76b75488d0a3ca3a8">imageStream</a>, entry-><a class="code hl_variable" href="structIndexEntry.html#a854951a64192d7e4cdcfa6dd6fd2b3ea">offset</a>, SEEK_SET);</div>
|
|||
|
|
<div class="line"><a id="l00361" name="l00361"></a><span class="lineno"> 361</span> <span class="keywordflow">if</span>(pos < 0 || ftell(ctx-><a class="code hl_variable" href="structaaruformat__context.html#ab516fae594bde4f76b75488d0a3ca3a8">imageStream</a>) != entry-><a class="code hl_variable" href="structIndexEntry.html#a854951a64192d7e4cdcfa6dd6fd2b3ea">offset</a>)</div>
|
|||
|
|
<div class="line"><a id="l00362" name="l00362"></a><span class="lineno"> 362</span> {</div>
|
|||
|
|
<div class="line"><a id="l00363" name="l00363"></a><span class="lineno"> 363</span> <a class="code hl_define" href="log_8h.html#a053d6037d543b84ce59308ce71d15cd1">FATAL</a>(<span class="stringliteral">"Could not seek to %"</span> PRIu64 <span class="stringliteral">" as indicated by index entry..."</span>, entry-><a class="code hl_variable" href="structIndexEntry.html#a854951a64192d7e4cdcfa6dd6fd2b3ea">offset</a>);</div>
|
|||
|
|
<div class="line"><a id="l00364" name="l00364"></a><span class="lineno"> 364</span> </div>
|
|||
|
|
<div class="line"><a id="l00365" name="l00365"></a><span class="lineno"> 365</span> <span class="keywordflow">return</span>;</div>
|
|||
|
|
<div class="line"><a id="l00366" name="l00366"></a><span class="lineno"> 366</span> }</div>
|
|||
|
|
<div class="line"><a id="l00367" name="l00367"></a><span class="lineno"> 367</span> </div>
|
|||
|
|
<div class="line"><a id="l00368" name="l00368"></a><span class="lineno"> 368</span> <span class="comment">// Even if those two checks shall have been done before</span></div>
|
|||
|
|
<div class="line"><a id="l00369" name="l00369"></a><span class="lineno"> 369</span> read_bytes = fread(&tape_partition_header, 1, <span class="keyword">sizeof</span>(<a class="code hl_struct" href="structTapePartitionHeader.html">TapePartitionHeader</a>), ctx-><a class="code hl_variable" href="structaaruformat__context.html#ab516fae594bde4f76b75488d0a3ca3a8">imageStream</a>);</div>
|
|||
|
|
<div class="line"><a id="l00370" name="l00370"></a><span class="lineno"> 370</span> </div>
|
|||
|
|
<div class="line"><a id="l00371" name="l00371"></a><span class="lineno"> 371</span> <span class="keywordflow">if</span>(read_bytes != <span class="keyword">sizeof</span>(<a class="code hl_struct" href="structTapePartitionHeader.html">TapePartitionHeader</a>))</div>
|
|||
|
|
<div class="line"><a id="l00372" name="l00372"></a><span class="lineno"> 372</span> {</div>
|
|||
|
|
<div class="line"><a id="l00373" name="l00373"></a><span class="lineno"> 373</span> <a class="code hl_define" href="log_8h.html#a21cc0459b78d5f2d7bd737e5aae1278a">TRACE</a>(<span class="stringliteral">"Could not read tape partitions header, continuing..."</span>);</div>
|
|||
|
|
<div class="line"><a id="l00374" name="l00374"></a><span class="lineno"> 374</span> <span class="keywordflow">return</span>;</div>
|
|||
|
|
<div class="line"><a id="l00375" name="l00375"></a><span class="lineno"> 375</span> }</div>
|
|||
|
|
<div class="line"><a id="l00376" name="l00376"></a><span class="lineno"> 376</span> </div>
|
|||
|
|
<div class="line"><a id="l00377" name="l00377"></a><span class="lineno"> 377</span> <span class="keywordflow">if</span>(tape_partition_header.<a class="code hl_variable" href="structTapePartitionHeader.html#ace597fc284e2191b65e69eb0be9f99f6">identifier</a> != <a class="code hl_enumvalue" href="enums_8h.html#a54420623f26ab6bb61042b41cccf37a3a60609bbcd07339a8bf589e66ef4a3041">TapePartitionBlock</a>)</div>
|
|||
|
|
<div class="line"><a id="l00378" name="l00378"></a><span class="lineno"> 378</span> {</div>
|
|||
|
|
<div class="line"><a id="l00379" name="l00379"></a><span class="lineno"> 379</span> <a class="code hl_define" href="log_8h.html#a21cc0459b78d5f2d7bd737e5aae1278a">TRACE</a>(<span class="stringliteral">"Incorrect identifier for data block at position %"</span> PRIu64 <span class="stringliteral">"\n"</span>, entry-><a class="code hl_variable" href="structIndexEntry.html#a854951a64192d7e4cdcfa6dd6fd2b3ea">offset</a>);</div>
|
|||
|
|
<div class="line"><a id="l00380" name="l00380"></a><span class="lineno"> 380</span> <span class="keywordflow">return</span>;</div>
|
|||
|
|
<div class="line"><a id="l00381" name="l00381"></a><span class="lineno"> 381</span> }</div>
|
|||
|
|
<div class="line"><a id="l00382" name="l00382"></a><span class="lineno"> 382</span> </div>
|
|||
|
|
<div class="line"><a id="l00383" name="l00383"></a><span class="lineno"> 383</span> ctx-><a class="code hl_variable" href="structaaruformat__context.html#ac970291b3449c04221827b9c2c18ac70">image_info</a>.<a class="code hl_variable" href="structImageInfo.html#abca8e73a9655d810e6d30d36c3ab54d7">ImageSize</a> += <span class="keyword">sizeof</span>(<a class="code hl_struct" href="structTapePartitionEntry.html">TapePartitionEntry</a>) * tape_partition_header.<a class="code hl_variable" href="structTapePartitionHeader.html#a85cd855dac694aa7cf12177844d8b43e">entries</a>;</div>
|
|||
|
|
<div class="line"><a id="l00384" name="l00384"></a><span class="lineno"> 384</span> </div>
|
|||
|
|
<div class="line"><a id="l00385" name="l00385"></a><span class="lineno"> 385</span> uint8_t *buffer = malloc(<span class="keyword">sizeof</span>(<a class="code hl_struct" href="structTapePartitionEntry.html">TapePartitionEntry</a>) * tape_partition_header.<a class="code hl_variable" href="structTapePartitionHeader.html#a85cd855dac694aa7cf12177844d8b43e">entries</a>);</div>
|
|||
|
|
<div class="line"><a id="l00386" name="l00386"></a><span class="lineno"> 386</span> <span class="keywordflow">if</span>(buffer == NULL)</div>
|
|||
|
|
<div class="line"><a id="l00387" name="l00387"></a><span class="lineno"> 387</span> {</div>
|
|||
|
|
<div class="line"><a id="l00388" name="l00388"></a><span class="lineno"> 388</span> <a class="code hl_define" href="log_8h.html#a053d6037d543b84ce59308ce71d15cd1">FATAL</a>(<span class="stringliteral">"Could not allocate memory for tape partitions block, continuing..."</span>);</div>
|
|||
|
|
<div class="line"><a id="l00389" name="l00389"></a><span class="lineno"> 389</span> <span class="keywordflow">return</span>;</div>
|
|||
|
|
<div class="line"><a id="l00390" name="l00390"></a><span class="lineno"> 390</span> }</div>
|
|||
|
|
<div class="line"><a id="l00391" name="l00391"></a><span class="lineno"> 391</span> read_bytes = fread(buffer, <span class="keyword">sizeof</span>(<a class="code hl_struct" href="structTapePartitionEntry.html">TapePartitionEntry</a>), tape_partition_header.<a class="code hl_variable" href="structTapePartitionHeader.html#a85cd855dac694aa7cf12177844d8b43e">entries</a>, ctx-><a class="code hl_variable" href="structaaruformat__context.html#ab516fae594bde4f76b75488d0a3ca3a8">imageStream</a>);</div>
|
|||
|
|
<div class="line"><a id="l00392" name="l00392"></a><span class="lineno"> 392</span> <span class="keywordflow">if</span>(read_bytes != tape_partition_header.<a class="code hl_variable" href="structTapePartitionHeader.html#a85cd855dac694aa7cf12177844d8b43e">entries</a>)</div>
|
|||
|
|
<div class="line"><a id="l00393" name="l00393"></a><span class="lineno"> 393</span> {</div>
|
|||
|
|
<div class="line"><a id="l00394" name="l00394"></a><span class="lineno"> 394</span> free(buffer);</div>
|
|||
|
|
<div class="line"><a id="l00395" name="l00395"></a><span class="lineno"> 395</span> <a class="code hl_define" href="log_8h.html#a053d6037d543b84ce59308ce71d15cd1">FATAL</a>(<span class="stringliteral">"Could not read tape partitions block, continuing..."</span>);</div>
|
|||
|
|
<div class="line"><a id="l00396" name="l00396"></a><span class="lineno"> 396</span> <span class="keywordflow">return</span>;</div>
|
|||
|
|
<div class="line"><a id="l00397" name="l00397"></a><span class="lineno"> 397</span> }</div>
|
|||
|
|
<div class="line"><a id="l00398" name="l00398"></a><span class="lineno"> 398</span> <span class="comment">// Check CRC64</span></div>
|
|||
|
|
<div class="line"><a id="l00399" name="l00399"></a><span class="lineno"> 399</span> uint64_t crc64 = <a class="code hl_function" href="decls_8h.html#a0fee4834bf0747bcd933c4e754aa4692">aaruf_crc64_data</a>(buffer, <span class="keyword">sizeof</span>(<a class="code hl_struct" href="structTapePartitionEntry.html">TapePartitionEntry</a>) * tape_partition_header.<a class="code hl_variable" href="structTapePartitionHeader.html#a85cd855dac694aa7cf12177844d8b43e">entries</a>);</div>
|
|||
|
|
<div class="line"><a id="l00400" name="l00400"></a><span class="lineno"> 400</span> </div>
|
|||
|
|
<div class="line"><a id="l00401" name="l00401"></a><span class="lineno"> 401</span> <span class="keywordflow">if</span>(crc64 != tape_partition_header.<a class="code hl_variable" href="structTapePartitionHeader.html#a172a09251507f59bf607e4e2680f1bfc">crc64</a>)</div>
|
|||
|
|
<div class="line"><a id="l00402" name="l00402"></a><span class="lineno"> 402</span> {</div>
|
|||
|
|
<div class="line"><a id="l00403" name="l00403"></a><span class="lineno"> 403</span> <a class="code hl_define" href="log_8h.html#a21cc0459b78d5f2d7bd737e5aae1278a">TRACE</a>(<span class="stringliteral">"Incorrect CRC found: 0x%"</span> PRIx64 <span class="stringliteral">" found, expected 0x%"</span> PRIx64 <span class="stringliteral">", continuing..."</span>, crc64,</div>
|
|||
|
|
<div class="line"><a id="l00404" name="l00404"></a><span class="lineno"> 404</span> tape_partition_header.<a class="code hl_variable" href="structTapePartitionHeader.html#a172a09251507f59bf607e4e2680f1bfc">crc64</a>);</div>
|
|||
|
|
<div class="line"><a id="l00405" name="l00405"></a><span class="lineno"> 405</span> free(buffer);</div>
|
|||
|
|
<div class="line"><a id="l00406" name="l00406"></a><span class="lineno"> 406</span> <span class="keywordflow">return</span>;</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> </div>
|
|||
|
|
<div class="line"><a id="l00409" name="l00409"></a><span class="lineno"> 409</span> <span class="comment">// Insert entries into UTHASH array indexed by partition</span></div>
|
|||
|
|
<div class="line"><a id="l00410" name="l00410"></a><span class="lineno"> 410</span> <span class="keyword">const</span> <a class="code hl_struct" href="structTapePartitionEntry.html">TapePartitionEntry</a> *entries = (<a class="code hl_struct" href="structTapePartitionEntry.html">TapePartitionEntry</a> *)buffer;</div>
|
|||
|
|
<div class="line"><a id="l00411" name="l00411"></a><span class="lineno"> 411</span> </div>
|
|||
|
|
<div class="line"><a id="l00412" name="l00412"></a><span class="lineno"> 412</span> <span class="keywordflow">for</span>(uint32_t i = 0; i < tape_partition_header.<a class="code hl_variable" href="structTapePartitionHeader.html#a85cd855dac694aa7cf12177844d8b43e">entries</a>; i++)</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> <span class="comment">// Create hash table entry</span></div>
|
|||
|
|
<div class="line"><a id="l00415" name="l00415"></a><span class="lineno"> 415</span> <a class="code hl_struct" href="structTapePartitionHashEntry.html">TapePartitionHashEntry</a> *hash_entry = malloc(<span class="keyword">sizeof</span>(<a class="code hl_struct" href="structTapePartitionHashEntry.html">TapePartitionHashEntry</a>));</div>
|
|||
|
|
<div class="line"><a id="l00416" name="l00416"></a><span class="lineno"> 416</span> <span class="keywordflow">if</span>(hash_entry == NULL)</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> <a class="code hl_define" href="log_8h.html#a053d6037d543b84ce59308ce71d15cd1">FATAL</a>(<span class="stringliteral">"Could not allocate memory for tape partition hash entry"</span>);</div>
|
|||
|
|
<div class="line"><a id="l00419" name="l00419"></a><span class="lineno"> 419</span> <span class="keywordflow">continue</span>;</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> </div>
|
|||
|
|
<div class="line"><a id="l00422" name="l00422"></a><span class="lineno"> 422</span> <span class="comment">// Create key: partition</span></div>
|
|||
|
|
<div class="line"><a id="l00423" name="l00423"></a><span class="lineno"> 423</span> hash_entry-><a class="code hl_variable" href="structTapePartitionHashEntry.html#a6c817631a75a1b290d7e879c0cda5456">key</a> = entries[i].<a class="code hl_variable" href="structTapePartitionEntry.html#afb840f56fb39b1074f96715d102e2c0f">Number</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> <span class="comment">// Copy the tape partition entry data</span></div>
|
|||
|
|
<div class="line"><a id="l00426" name="l00426"></a><span class="lineno"> 426</span> hash_entry-><a class="code hl_variable" href="structTapePartitionHashEntry.html#af7c9f8904da9a0a21171ff3c04ec4379">partitionEntry</a> = entries[i];</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> <span class="comment">// Replace if exists, add if new</span></div>
|
|||
|
|
<div class="line"><a id="l00429" name="l00429"></a><span class="lineno"> 429</span> <a class="code hl_struct" href="structTapePartitionHashEntry.html">TapePartitionHashEntry</a> *old_entry = NULL;</div>
|
|||
|
|
<div class="line"><a id="l00430" name="l00430"></a><span class="lineno"> 430</span> HASH_REPLACE(hh, ctx-><a class="code hl_variable" href="structaaruformat__context.html#ad7ca524fb6cece835566c268258b9a54">tape_partitions</a>, key, <span class="keyword">sizeof</span>(uint8_t), hash_entry, old_entry);</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> <span class="comment">// Free old entry if it was replaced</span></div>
|
|||
|
|
<div class="line"><a id="l00433" name="l00433"></a><span class="lineno"> 433</span> <span class="keywordflow">if</span>(old_entry != NULL)</div>
|
|||
|
|
<div class="line"><a id="l00434" name="l00434"></a><span class="lineno"> 434</span> {</div>
|
|||
|
|
<div class="line"><a id="l00435" name="l00435"></a><span class="lineno"> 435</span> <a class="code hl_define" href="log_8h.html#a21cc0459b78d5f2d7bd737e5aae1278a">TRACE</a>(<span class="stringliteral">"Replaced existing tape partition entry for partition %u"</span>, entries[i].Number);</div>
|
|||
|
|
<div class="line"><a id="l00436" name="l00436"></a><span class="lineno"> 436</span> free(old_entry);</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="keywordflow">else</span></div>
|
|||
|
|
<div class="line"><a id="l00439" name="l00439"></a><span class="lineno"> 439</span> <a class="code hl_define" href="log_8h.html#a21cc0459b78d5f2d7bd737e5aae1278a">TRACE</a>(<span class="stringliteral">"Added new tape partition entry for partition %u"</span>, entries[i].Number);</div>
|
|||
|
|
<div class="line"><a id="l00440" name="l00440"></a><span class="lineno"> 440</span> }</div>
|
|||
|
|
<div class="line"><a id="l00441" name="l00441"></a><span class="lineno"> 441</span> </div>
|
|||
|
|
<div class="line"><a id="l00442" name="l00442"></a><span class="lineno"> 442</span> free(buffer);</div>
|
|||
|
|
<div class="line"><a id="l00443" name="l00443"></a><span class="lineno"> 443</span>}</div>
|
|||
|
|
</div>
|
|||
|
|
<div class="line"><a id="l00444" name="l00444"></a><span class="lineno"> 444</span></div>
|
|||
|
|
<div class="foldopen" id="foldopen00569" data-start="{" data-end="}">
|
|||
|
|
<div class="line"><a id="l00569" name="l00569"></a><span class="lineno"><a class="line" href="decls_8h.html#a1c8d4faf14212a4c46c1fb47bf25ac1e"> 569</a></span>int32_t <a class="code hl_function" href="tape_8c.html#a6221f89b294ca55944944a04edb964e3">aaruf_get_tape_file</a>(<span class="keyword">const</span> <span class="keywordtype">void</span> *context, <span class="keyword">const</span> uint8_t partition, <span class="keyword">const</span> uint32_t file, uint64_t *starting_block,</div>
|
|||
|
|
<div class="line"><a id="l00570" name="l00570"></a><span class="lineno"> 570</span> uint64_t *ending_block)</div>
|
|||
|
|
<div class="line"><a id="l00571" name="l00571"></a><span class="lineno"> 571</span>{</div>
|
|||
|
|
<div class="line"><a id="l00572" name="l00572"></a><span class="lineno"> 572</span> <a class="code hl_define" href="log_8h.html#a21cc0459b78d5f2d7bd737e5aae1278a">TRACE</a>(<span class="stringliteral">"Entering aaruf_get_tape_file(%p, %d, %d, %llu, %llu)"</span>, context, partition, file, *starting_block,</div>
|
|||
|
|
<div class="line"><a id="l00573" name="l00573"></a><span class="lineno"> 573</span> *ending_block);</div>
|
|||
|
|
<div class="line"><a id="l00574" name="l00574"></a><span class="lineno"> 574</span> </div>
|
|||
|
|
<div class="line"><a id="l00575" name="l00575"></a><span class="lineno"> 575</span> <span class="keyword">const</span> <a class="code hl_struct" href="structaaruformat__context.html">aaruformat_context</a> *ctx = NULL;</div>
|
|||
|
|
<div class="line"><a id="l00576" name="l00576"></a><span class="lineno"> 576</span> </div>
|
|||
|
|
<div class="line"><a id="l00577" name="l00577"></a><span class="lineno"> 577</span> <span class="keywordflow">if</span>(context == NULL)</div>
|
|||
|
|
<div class="line"><a id="l00578" name="l00578"></a><span class="lineno"> 578</span> {</div>
|
|||
|
|
<div class="line"><a id="l00579" name="l00579"></a><span class="lineno"> 579</span> <a class="code hl_define" href="log_8h.html#a053d6037d543b84ce59308ce71d15cd1">FATAL</a>(<span class="stringliteral">"Invalid context"</span>);</div>
|
|||
|
|
<div class="line"><a id="l00580" name="l00580"></a><span class="lineno"> 580</span> </div>
|
|||
|
|
<div class="line"><a id="l00581" name="l00581"></a><span class="lineno"> 581</span> <a class="code hl_define" href="log_8h.html#a21cc0459b78d5f2d7bd737e5aae1278a">TRACE</a>(<span class="stringliteral">"Exiting aaruf_get_tape_file() = AARUF_ERROR_NOT_AARUFORMAT"</span>);</div>
|
|||
|
|
<div class="line"><a id="l00582" name="l00582"></a><span class="lineno"> 582</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="l00583" name="l00583"></a><span class="lineno"> 583</span> }</div>
|
|||
|
|
<div class="line"><a id="l00584" name="l00584"></a><span class="lineno"> 584</span> </div>
|
|||
|
|
<div class="line"><a id="l00585" name="l00585"></a><span class="lineno"> 585</span> ctx = context;</div>
|
|||
|
|
<div class="line"><a id="l00586" name="l00586"></a><span class="lineno"> 586</span> </div>
|
|||
|
|
<div class="line"><a id="l00587" name="l00587"></a><span class="lineno"> 587</span> <span class="comment">// Not a libaaruformat context</span></div>
|
|||
|
|
<div class="line"><a id="l00588" name="l00588"></a><span class="lineno"> 588</span> <span class="keywordflow">if</span>(ctx-><a class="code hl_variable" href="structaaruformat__context.html#a7dc0a0fe0bf6223ff4587fd01c360b76">magic</a> != <a class="code hl_define" href="consts_8h.html#a3c3ba66fe2b547655c9e4b16a1ba519a">AARU_MAGIC</a>)</div>
|
|||
|
|
<div class="line"><a id="l00589" name="l00589"></a><span class="lineno"> 589</span> {</div>
|
|||
|
|
<div class="line"><a id="l00590" name="l00590"></a><span class="lineno"> 590</span> <a class="code hl_define" href="log_8h.html#a053d6037d543b84ce59308ce71d15cd1">FATAL</a>(<span class="stringliteral">"Invalid context"</span>);</div>
|
|||
|
|
<div class="line"><a id="l00591" name="l00591"></a><span class="lineno"> 591</span> </div>
|
|||
|
|
<div class="line"><a id="l00592" name="l00592"></a><span class="lineno"> 592</span> <a class="code hl_define" href="log_8h.html#a21cc0459b78d5f2d7bd737e5aae1278a">TRACE</a>(<span class="stringliteral">"Exiting aaruf_get_tape_file() = AARUF_ERROR_NOT_AARUFORMAT"</span>);</div>
|
|||
|
|
<div class="line"><a id="l00593" name="l00593"></a><span class="lineno"> 593</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="l00594" name="l00594"></a><span class="lineno"> 594</span> }</div>
|
|||
|
|
<div class="line"><a id="l00595" name="l00595"></a><span class="lineno"> 595</span> </div>
|
|||
|
|
<div class="line"><a id="l00596" name="l00596"></a><span class="lineno"> 596</span> uint64_t key = (uint64_t)partition << 32 | file;</div>
|
|||
|
|
<div class="line"><a id="l00597" name="l00597"></a><span class="lineno"> 597</span> <a class="code hl_typedef" href="context_8h.html#a5ba965cb003bc2d68a9f9e1c11225494">tapeFileHashEntry</a> *entry = NULL;</div>
|
|||
|
|
<div class="line"><a id="l00598" name="l00598"></a><span class="lineno"> 598</span> HASH_FIND(hh, ctx-><a class="code hl_variable" href="structaaruformat__context.html#a4783c528aec3e854986885077c5d5854">tape_files</a>, &key, <span class="keyword">sizeof</span>(uint64_t), entry);</div>
|
|||
|
|
<div class="line"><a id="l00599" name="l00599"></a><span class="lineno"> 599</span> </div>
|
|||
|
|
<div class="line"><a id="l00600" name="l00600"></a><span class="lineno"> 600</span> <span class="keywordflow">if</span>(entry == NULL)</div>
|
|||
|
|
<div class="line"><a id="l00601" name="l00601"></a><span class="lineno"> 601</span> {</div>
|
|||
|
|
<div class="line"><a id="l00602" name="l00602"></a><span class="lineno"> 602</span> <a class="code hl_define" href="log_8h.html#a21cc0459b78d5f2d7bd737e5aae1278a">TRACE</a>(<span class="stringliteral">"Tape file not found"</span>);</div>
|
|||
|
|
<div class="line"><a id="l00603" name="l00603"></a><span class="lineno"> 603</span> <span class="keywordflow">return</span> <a class="code hl_define" href="errors_8h.html#a64fa67cb4d9323e914641c70c731a5b2">AARUF_ERROR_TAPE_FILE_NOT_FOUND</a>;</div>
|
|||
|
|
<div class="line"><a id="l00604" name="l00604"></a><span class="lineno"> 604</span> }</div>
|
|||
|
|
<div class="line"><a id="l00605" name="l00605"></a><span class="lineno"> 605</span> </div>
|
|||
|
|
<div class="line"><a id="l00606" name="l00606"></a><span class="lineno"> 606</span> *starting_block = entry-><a class="code hl_variable" href="structTapeFileHashEntry.html#aff0f81d26d4ee00ad33331aacc2834e1">fileEntry</a>.<a class="code hl_variable" href="structTapeFileEntry.html#a8bc76d9c2d9c43e14680e39d3fc728ca">FirstBlock</a>;</div>
|
|||
|
|
<div class="line"><a id="l00607" name="l00607"></a><span class="lineno"> 607</span> *ending_block = entry-><a class="code hl_variable" href="structTapeFileHashEntry.html#aff0f81d26d4ee00ad33331aacc2834e1">fileEntry</a>.<a class="code hl_variable" href="structTapeFileEntry.html#a7cd5974b8f4d7bf691428d856be1e54b">LastBlock</a>;</div>
|
|||
|
|
<div class="line"><a id="l00608" name="l00608"></a><span class="lineno"> 608</span> </div>
|
|||
|
|
<div class="line"><a id="l00609" name="l00609"></a><span class="lineno"> 609</span> <a class="code hl_define" href="log_8h.html#a21cc0459b78d5f2d7bd737e5aae1278a">TRACE</a>(<span class="stringliteral">"Exiting aaruf_get_tape_file(%p, %d, %d, %llu, %llu) = AARUF_STATUS_OK"</span>, context, partition, file,</div>
|
|||
|
|
<div class="line"><a id="l00610" name="l00610"></a><span class="lineno"> 610</span> *starting_block, *ending_block);</div>
|
|||
|
|
<div class="line"><a id="l00611" name="l00611"></a><span class="lineno"> 611</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="l00612" name="l00612"></a><span class="lineno"> 612</span>}</div>
|
|||
|
|
</div>
|
|||
|
|
<div class="line"><a id="l00613" name="l00613"></a><span class="lineno"> 613</span></div>
|
|||
|
|
<div class="foldopen" id="foldopen00770" data-start="{" data-end="}">
|
|||
|
|
<div class="line"><a id="l00770" name="l00770"></a><span class="lineno"><a class="line" href="decls_8h.html#a01c915ab49a4b47fd6768a2055208c48"> 770</a></span>int32_t <a class="code hl_function" href="tape_8c.html#a03d080a18e07adc52a654dc31b26eea0">aaruf_set_tape_file</a>(<span class="keywordtype">void</span> *context, <span class="keyword">const</span> uint8_t partition, <span class="keyword">const</span> uint32_t file, <span class="keyword">const</span> uint64_t starting_block,</div>
|
|||
|
|
<div class="line"><a id="l00771" name="l00771"></a><span class="lineno"> 771</span> <span class="keyword">const</span> uint64_t ending_block)</div>
|
|||
|
|
<div class="line"><a id="l00772" name="l00772"></a><span class="lineno"> 772</span>{</div>
|
|||
|
|
<div class="line"><a id="l00773" name="l00773"></a><span class="lineno"> 773</span> <a class="code hl_define" href="log_8h.html#a21cc0459b78d5f2d7bd737e5aae1278a">TRACE</a>(<span class="stringliteral">"Entering aaruf_set_tape_file(%p, %d, %d, %llu, %llu)"</span>, context, partition, file, starting_block,</div>
|
|||
|
|
<div class="line"><a id="l00774" name="l00774"></a><span class="lineno"> 774</span> ending_block);</div>
|
|||
|
|
<div class="line"><a id="l00775" name="l00775"></a><span class="lineno"> 775</span> </div>
|
|||
|
|
<div class="line"><a id="l00776" name="l00776"></a><span class="lineno"> 776</span> <a class="code hl_struct" href="structaaruformat__context.html">aaruformat_context</a> *ctx = NULL;</div>
|
|||
|
|
<div class="line"><a id="l00777" name="l00777"></a><span class="lineno"> 777</span> </div>
|
|||
|
|
<div class="line"><a id="l00778" name="l00778"></a><span class="lineno"> 778</span> <span class="keywordflow">if</span>(context == NULL)</div>
|
|||
|
|
<div class="line"><a id="l00779" name="l00779"></a><span class="lineno"> 779</span> {</div>
|
|||
|
|
<div class="line"><a id="l00780" name="l00780"></a><span class="lineno"> 780</span> <a class="code hl_define" href="log_8h.html#a053d6037d543b84ce59308ce71d15cd1">FATAL</a>(<span class="stringliteral">"Invalid context"</span>);</div>
|
|||
|
|
<div class="line"><a id="l00781" name="l00781"></a><span class="lineno"> 781</span> </div>
|
|||
|
|
<div class="line"><a id="l00782" name="l00782"></a><span class="lineno"> 782</span> <a class="code hl_define" href="log_8h.html#a21cc0459b78d5f2d7bd737e5aae1278a">TRACE</a>(<span class="stringliteral">"Exiting aaruf_set_tape_file() = AARUF_ERROR_NOT_AARUFORMAT"</span>);</div>
|
|||
|
|
<div class="line"><a id="l00783" name="l00783"></a><span class="lineno"> 783</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="l00784" name="l00784"></a><span class="lineno"> 784</span> }</div>
|
|||
|
|
<div class="line"><a id="l00785" name="l00785"></a><span class="lineno"> 785</span> </div>
|
|||
|
|
<div class="line"><a id="l00786" name="l00786"></a><span class="lineno"> 786</span> ctx = context;</div>
|
|||
|
|
<div class="line"><a id="l00787" name="l00787"></a><span class="lineno"> 787</span> </div>
|
|||
|
|
<div class="line"><a id="l00788" name="l00788"></a><span class="lineno"> 788</span> <span class="comment">// Not a libaaruformat context</span></div>
|
|||
|
|
<div class="line"><a id="l00789" name="l00789"></a><span class="lineno"> 789</span> <span class="keywordflow">if</span>(ctx-><a class="code hl_variable" href="structaaruformat__context.html#a7dc0a0fe0bf6223ff4587fd01c360b76">magic</a> != <a class="code hl_define" href="consts_8h.html#a3c3ba66fe2b547655c9e4b16a1ba519a">AARU_MAGIC</a>)</div>
|
|||
|
|
<div class="line"><a id="l00790" name="l00790"></a><span class="lineno"> 790</span> {</div>
|
|||
|
|
<div class="line"><a id="l00791" name="l00791"></a><span class="lineno"> 791</span> <a class="code hl_define" href="log_8h.html#a053d6037d543b84ce59308ce71d15cd1">FATAL</a>(<span class="stringliteral">"Invalid context"</span>);</div>
|
|||
|
|
<div class="line"><a id="l00792" name="l00792"></a><span class="lineno"> 792</span> </div>
|
|||
|
|
<div class="line"><a id="l00793" name="l00793"></a><span class="lineno"> 793</span> <a class="code hl_define" href="log_8h.html#a21cc0459b78d5f2d7bd737e5aae1278a">TRACE</a>(<span class="stringliteral">"Exiting aaruf_set_tape_file() = AARUF_ERROR_NOT_AARUFORMAT"</span>);</div>
|
|||
|
|
<div class="line"><a id="l00794" name="l00794"></a><span class="lineno"> 794</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="l00795" name="l00795"></a><span class="lineno"> 795</span> }</div>
|
|||
|
|
<div class="line"><a id="l00796" name="l00796"></a><span class="lineno"> 796</span> </div>
|
|||
|
|
<div class="line"><a id="l00797" name="l00797"></a><span class="lineno"> 797</span> <span class="comment">// Check we are writing</span></div>
|
|||
|
|
<div class="line"><a id="l00798" name="l00798"></a><span class="lineno"> 798</span> <span class="keywordflow">if</span>(!ctx-><a class="code hl_variable" href="structaaruformat__context.html#a6f61f9ea20f4e3b791a0d6388dd43651">is_writing</a>)</div>
|
|||
|
|
<div class="line"><a id="l00799" name="l00799"></a><span class="lineno"> 799</span> {</div>
|
|||
|
|
<div class="line"><a id="l00800" name="l00800"></a><span class="lineno"> 800</span> <a class="code hl_define" href="log_8h.html#a053d6037d543b84ce59308ce71d15cd1">FATAL</a>(<span class="stringliteral">"Trying to write a read-only image"</span>);</div>
|
|||
|
|
<div class="line"><a id="l00801" name="l00801"></a><span class="lineno"> 801</span> </div>
|
|||
|
|
<div class="line"><a id="l00802" name="l00802"></a><span class="lineno"> 802</span> <a class="code hl_define" href="log_8h.html#a21cc0459b78d5f2d7bd737e5aae1278a">TRACE</a>(<span class="stringliteral">"Exiting aaruf_set_tape_file() = AARUF_READ_ONLY"</span>);</div>
|
|||
|
|
<div class="line"><a id="l00803" name="l00803"></a><span class="lineno"> 803</span> <span class="keywordflow">return</span> <a class="code hl_define" href="errors_8h.html#a1df49eaa19eaa14891b6aaab966a9bc6">AARUF_READ_ONLY</a>;</div>
|
|||
|
|
<div class="line"><a id="l00804" name="l00804"></a><span class="lineno"> 804</span> }</div>
|
|||
|
|
<div class="line"><a id="l00805" name="l00805"></a><span class="lineno"> 805</span> </div>
|
|||
|
|
<div class="line"><a id="l00806" name="l00806"></a><span class="lineno"> 806</span> <span class="comment">// Create hash table entry</span></div>
|
|||
|
|
<div class="line"><a id="l00807" name="l00807"></a><span class="lineno"> 807</span> <a class="code hl_typedef" href="context_8h.html#a5ba965cb003bc2d68a9f9e1c11225494">tapeFileHashEntry</a> *hash_entry = malloc(<span class="keyword">sizeof</span>(<a class="code hl_typedef" href="context_8h.html#a5ba965cb003bc2d68a9f9e1c11225494">tapeFileHashEntry</a>));</div>
|
|||
|
|
<div class="line"><a id="l00808" name="l00808"></a><span class="lineno"> 808</span> <span class="keywordflow">if</span>(hash_entry == NULL)</div>
|
|||
|
|
<div class="line"><a id="l00809" name="l00809"></a><span class="lineno"> 809</span> {</div>
|
|||
|
|
<div class="line"><a id="l00810" name="l00810"></a><span class="lineno"> 810</span> <a class="code hl_define" href="log_8h.html#a053d6037d543b84ce59308ce71d15cd1">FATAL</a>(<span class="stringliteral">"Could not allocate memory for tape file hash entry"</span>);</div>
|
|||
|
|
<div class="line"><a id="l00811" name="l00811"></a><span class="lineno"> 811</span> </div>
|
|||
|
|
<div class="line"><a id="l00812" name="l00812"></a><span class="lineno"> 812</span> <a class="code hl_define" href="log_8h.html#a21cc0459b78d5f2d7bd737e5aae1278a">TRACE</a>(<span class="stringliteral">"Exiting aaruf_set_tape_file() = AARUF_ERROR_NOT_ENOUGH_MEMORY"</span>);</div>
|
|||
|
|
<div class="line"><a id="l00813" name="l00813"></a><span class="lineno"> 813</span> <span class="keywordflow">return</span> <a class="code hl_define" href="errors_8h.html#a35a771e3648bf971a004d4b2be9b5ec4">AARUF_ERROR_NOT_ENOUGH_MEMORY</a>;</div>
|
|||
|
|
<div class="line"><a id="l00814" name="l00814"></a><span class="lineno"> 814</span> }</div>
|
|||
|
|
<div class="line"><a id="l00815" name="l00815"></a><span class="lineno"> 815</span> </div>
|
|||
|
|
<div class="line"><a id="l00816" name="l00816"></a><span class="lineno"> 816</span> <span class="comment">// Create composite key: partition << 32 | file number</span></div>
|
|||
|
|
<div class="line"><a id="l00817" name="l00817"></a><span class="lineno"> 817</span> hash_entry-><a class="code hl_variable" href="structTapeFileHashEntry.html#a5556a05025c18c16e3bb45026b2246e0">key</a> = (uint64_t)partition << 32 | file;</div>
|
|||
|
|
<div class="line"><a id="l00818" name="l00818"></a><span class="lineno"> 818</span> </div>
|
|||
|
|
<div class="line"><a id="l00819" name="l00819"></a><span class="lineno"> 819</span> <span class="comment">// Copy the tape file entry data</span></div>
|
|||
|
|
<div class="line"><a id="l00820" name="l00820"></a><span class="lineno"> 820</span> hash_entry-><a class="code hl_variable" href="structTapeFileHashEntry.html#aff0f81d26d4ee00ad33331aacc2834e1">fileEntry</a>.<a class="code hl_variable" href="structTapeFileEntry.html#a1e5786e5762aaecbd270f9e26777f344">File</a> = file;</div>
|
|||
|
|
<div class="line"><a id="l00821" name="l00821"></a><span class="lineno"> 821</span> hash_entry-><a class="code hl_variable" href="structTapeFileHashEntry.html#aff0f81d26d4ee00ad33331aacc2834e1">fileEntry</a>.<a class="code hl_variable" href="structTapeFileEntry.html#acef4f9b9acac33d1e5f08f6cd62afab3">Partition</a> = partition;</div>
|
|||
|
|
<div class="line"><a id="l00822" name="l00822"></a><span class="lineno"> 822</span> hash_entry-><a class="code hl_variable" href="structTapeFileHashEntry.html#aff0f81d26d4ee00ad33331aacc2834e1">fileEntry</a>.<a class="code hl_variable" href="structTapeFileEntry.html#a8bc76d9c2d9c43e14680e39d3fc728ca">FirstBlock</a> = starting_block;</div>
|
|||
|
|
<div class="line"><a id="l00823" name="l00823"></a><span class="lineno"> 823</span> hash_entry-><a class="code hl_variable" href="structTapeFileHashEntry.html#aff0f81d26d4ee00ad33331aacc2834e1">fileEntry</a>.<a class="code hl_variable" href="structTapeFileEntry.html#a7cd5974b8f4d7bf691428d856be1e54b">LastBlock</a> = ending_block;</div>
|
|||
|
|
<div class="line"><a id="l00824" name="l00824"></a><span class="lineno"> 824</span> </div>
|
|||
|
|
<div class="line"><a id="l00825" name="l00825"></a><span class="lineno"> 825</span> <span class="comment">// Replace if exists, add if new</span></div>
|
|||
|
|
<div class="line"><a id="l00826" name="l00826"></a><span class="lineno"> 826</span> <a class="code hl_typedef" href="context_8h.html#a5ba965cb003bc2d68a9f9e1c11225494">tapeFileHashEntry</a> *old_entry = NULL;</div>
|
|||
|
|
<div class="line"><a id="l00827" name="l00827"></a><span class="lineno"> 827</span> HASH_REPLACE(hh, ctx-><a class="code hl_variable" href="structaaruformat__context.html#a4783c528aec3e854986885077c5d5854">tape_files</a>, key, <span class="keyword">sizeof</span>(uint64_t), hash_entry, old_entry);</div>
|
|||
|
|
<div class="line"><a id="l00828" name="l00828"></a><span class="lineno"> 828</span> </div>
|
|||
|
|
<div class="line"><a id="l00829" name="l00829"></a><span class="lineno"> 829</span> <span class="comment">// Free old entry if it was replaced</span></div>
|
|||
|
|
<div class="line"><a id="l00830" name="l00830"></a><span class="lineno"> 830</span> <span class="keywordflow">if</span>(old_entry != NULL)</div>
|
|||
|
|
<div class="line"><a id="l00831" name="l00831"></a><span class="lineno"> 831</span> {</div>
|
|||
|
|
<div class="line"><a id="l00832" name="l00832"></a><span class="lineno"> 832</span> <a class="code hl_define" href="log_8h.html#a21cc0459b78d5f2d7bd737e5aae1278a">TRACE</a>(<span class="stringliteral">"Replaced existing tape file entry for partition %u, file %u"</span>, partition, file);</div>
|
|||
|
|
<div class="line"><a id="l00833" name="l00833"></a><span class="lineno"> 833</span> free(old_entry);</div>
|
|||
|
|
<div class="line"><a id="l00834" name="l00834"></a><span class="lineno"> 834</span> }</div>
|
|||
|
|
<div class="line"><a id="l00835" name="l00835"></a><span class="lineno"> 835</span> <span class="keywordflow">else</span></div>
|
|||
|
|
<div class="line"><a id="l00836" name="l00836"></a><span class="lineno"> 836</span> <a class="code hl_define" href="log_8h.html#a21cc0459b78d5f2d7bd737e5aae1278a">TRACE</a>(<span class="stringliteral">"Added new tape file entry for partition %u, file %u"</span>, partition, file);</div>
|
|||
|
|
<div class="line"><a id="l00837" name="l00837"></a><span class="lineno"> 837</span> </div>
|
|||
|
|
<div class="line"><a id="l00838" name="l00838"></a><span class="lineno"> 838</span> <a class="code hl_define" href="log_8h.html#a21cc0459b78d5f2d7bd737e5aae1278a">TRACE</a>(<span class="stringliteral">"Exiting aaruf_set_tape_file(%p, %d, %d, %llu, %llu) = AARUF_STATUS_OK"</span>, context, partition, file,</div>
|
|||
|
|
<div class="line"><a id="l00839" name="l00839"></a><span class="lineno"> 839</span> starting_block, ending_block);</div>
|
|||
|
|
<div class="line"><a id="l00840" name="l00840"></a><span class="lineno"> 840</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="l00841" name="l00841"></a><span class="lineno"> 841</span>}</div>
|
|||
|
|
</div>
|
|||
|
|
<div class="line"><a id="l00842" name="l00842"></a><span class="lineno"> 842</span></div>
|
|||
|
|
<div class="foldopen" id="foldopen00982" data-start="{" data-end="}">
|
|||
|
|
<div class="line"><a id="l00982" name="l00982"></a><span class="lineno"><a class="line" href="decls_8h.html#ab1ca1a092699df0f43ea050812f6c6b1"> 982</a></span>int32_t <a class="code hl_function" href="tape_8c.html#a91c40d91fdeb98193d6eeb95f16d8973">aaruf_get_tape_partition</a>(<span class="keyword">const</span> <span class="keywordtype">void</span> *context, <span class="keyword">const</span> uint8_t partition, uint64_t *starting_block,</div>
|
|||
|
|
<div class="line"><a id="l00983" name="l00983"></a><span class="lineno"> 983</span> uint64_t *ending_block)</div>
|
|||
|
|
<div class="line"><a id="l00984" name="l00984"></a><span class="lineno"> 984</span>{</div>
|
|||
|
|
<div class="line"><a id="l00985" name="l00985"></a><span class="lineno"> 985</span> <a class="code hl_define" href="log_8h.html#a21cc0459b78d5f2d7bd737e5aae1278a">TRACE</a>(<span class="stringliteral">"Entering aaruf_get_tape_partition(%p, %d, %llu, %llu)"</span>, context, partition, *starting_block, *ending_block);</div>
|
|||
|
|
<div class="line"><a id="l00986" name="l00986"></a><span class="lineno"> 986</span> </div>
|
|||
|
|
<div class="line"><a id="l00987" name="l00987"></a><span class="lineno"> 987</span> <span class="keyword">const</span> <a class="code hl_struct" href="structaaruformat__context.html">aaruformat_context</a> *ctx = NULL;</div>
|
|||
|
|
<div class="line"><a id="l00988" name="l00988"></a><span class="lineno"> 988</span> </div>
|
|||
|
|
<div class="line"><a id="l00989" name="l00989"></a><span class="lineno"> 989</span> <span class="keywordflow">if</span>(context == NULL)</div>
|
|||
|
|
<div class="line"><a id="l00990" name="l00990"></a><span class="lineno"> 990</span> {</div>
|
|||
|
|
<div class="line"><a id="l00991" name="l00991"></a><span class="lineno"> 991</span> <a class="code hl_define" href="log_8h.html#a053d6037d543b84ce59308ce71d15cd1">FATAL</a>(<span class="stringliteral">"Invalid context"</span>);</div>
|
|||
|
|
<div class="line"><a id="l00992" name="l00992"></a><span class="lineno"> 992</span> </div>
|
|||
|
|
<div class="line"><a id="l00993" name="l00993"></a><span class="lineno"> 993</span> <a class="code hl_define" href="log_8h.html#a21cc0459b78d5f2d7bd737e5aae1278a">TRACE</a>(<span class="stringliteral">"Exiting aaruf_get_tape_partition() = AARUF_ERROR_NOT_AARUFORMAT"</span>);</div>
|
|||
|
|
<div class="line"><a id="l00994" name="l00994"></a><span class="lineno"> 994</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="l00995" name="l00995"></a><span class="lineno"> 995</span> }</div>
|
|||
|
|
<div class="line"><a id="l00996" name="l00996"></a><span class="lineno"> 996</span> </div>
|
|||
|
|
<div class="line"><a id="l00997" name="l00997"></a><span class="lineno"> 997</span> ctx = context;</div>
|
|||
|
|
<div class="line"><a id="l00998" name="l00998"></a><span class="lineno"> 998</span> </div>
|
|||
|
|
<div class="line"><a id="l00999" name="l00999"></a><span class="lineno"> 999</span> <span class="comment">// Not a libaaruformat context</span></div>
|
|||
|
|
<div class="line"><a id="l01000" name="l01000"></a><span class="lineno"> 1000</span> <span class="keywordflow">if</span>(ctx-><a class="code hl_variable" href="structaaruformat__context.html#a7dc0a0fe0bf6223ff4587fd01c360b76">magic</a> != <a class="code hl_define" href="consts_8h.html#a3c3ba66fe2b547655c9e4b16a1ba519a">AARU_MAGIC</a>)</div>
|
|||
|
|
<div class="line"><a id="l01001" name="l01001"></a><span class="lineno"> 1001</span> {</div>
|
|||
|
|
<div class="line"><a id="l01002" name="l01002"></a><span class="lineno"> 1002</span> <a class="code hl_define" href="log_8h.html#a053d6037d543b84ce59308ce71d15cd1">FATAL</a>(<span class="stringliteral">"Invalid context"</span>);</div>
|
|||
|
|
<div class="line"><a id="l01003" name="l01003"></a><span class="lineno"> 1003</span> </div>
|
|||
|
|
<div class="line"><a id="l01004" name="l01004"></a><span class="lineno"> 1004</span> <a class="code hl_define" href="log_8h.html#a21cc0459b78d5f2d7bd737e5aae1278a">TRACE</a>(<span class="stringliteral">"Exiting aaruf_get_tape_partition() = AARUF_ERROR_NOT_AARUFORMAT"</span>);</div>
|
|||
|
|
<div class="line"><a id="l01005" name="l01005"></a><span class="lineno"> 1005</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="l01006" name="l01006"></a><span class="lineno"> 1006</span> }</div>
|
|||
|
|
<div class="line"><a id="l01007" name="l01007"></a><span class="lineno"> 1007</span> </div>
|
|||
|
|
<div class="line"><a id="l01008" name="l01008"></a><span class="lineno"> 1008</span> uint8_t key = partition;</div>
|
|||
|
|
<div class="line"><a id="l01009" name="l01009"></a><span class="lineno"> 1009</span> <a class="code hl_struct" href="structTapePartitionHashEntry.html">TapePartitionHashEntry</a> *entry = NULL;</div>
|
|||
|
|
<div class="line"><a id="l01010" name="l01010"></a><span class="lineno"> 1010</span> HASH_FIND(hh, ctx-><a class="code hl_variable" href="structaaruformat__context.html#ad7ca524fb6cece835566c268258b9a54">tape_partitions</a>, &key, <span class="keyword">sizeof</span>(uint8_t), entry);</div>
|
|||
|
|
<div class="line"><a id="l01011" name="l01011"></a><span class="lineno"> 1011</span> </div>
|
|||
|
|
<div class="line"><a id="l01012" name="l01012"></a><span class="lineno"> 1012</span> <span class="keywordflow">if</span>(entry == NULL)</div>
|
|||
|
|
<div class="line"><a id="l01013" name="l01013"></a><span class="lineno"> 1013</span> {</div>
|
|||
|
|
<div class="line"><a id="l01014" name="l01014"></a><span class="lineno"> 1014</span> <a class="code hl_define" href="log_8h.html#a21cc0459b78d5f2d7bd737e5aae1278a">TRACE</a>(<span class="stringliteral">"Tape partition not found"</span>);</div>
|
|||
|
|
<div class="line"><a id="l01015" name="l01015"></a><span class="lineno"> 1015</span> <span class="keywordflow">return</span> <a class="code hl_define" href="errors_8h.html#a14db41b6e45622397fa6339bc79d2b9f">AARUF_ERROR_TAPE_PARTITION_NOT_FOUND</a>;</div>
|
|||
|
|
<div class="line"><a id="l01016" name="l01016"></a><span class="lineno"> 1016</span> }</div>
|
|||
|
|
<div class="line"><a id="l01017" name="l01017"></a><span class="lineno"> 1017</span> </div>
|
|||
|
|
<div class="line"><a id="l01018" name="l01018"></a><span class="lineno"> 1018</span> *starting_block = entry-><a class="code hl_variable" href="structTapePartitionHashEntry.html#af7c9f8904da9a0a21171ff3c04ec4379">partitionEntry</a>.<a class="code hl_variable" href="structTapePartitionEntry.html#af2cdde924cd050523ad0fb453eb5842d">FirstBlock</a>;</div>
|
|||
|
|
<div class="line"><a id="l01019" name="l01019"></a><span class="lineno"> 1019</span> *ending_block = entry-><a class="code hl_variable" href="structTapePartitionHashEntry.html#af7c9f8904da9a0a21171ff3c04ec4379">partitionEntry</a>.<a class="code hl_variable" href="structTapePartitionEntry.html#a19aec00f3d7b0850bf49b055dbcc837d">LastBlock</a>;</div>
|
|||
|
|
<div class="line"><a id="l01020" name="l01020"></a><span class="lineno"> 1020</span> </div>
|
|||
|
|
<div class="line"><a id="l01021" name="l01021"></a><span class="lineno"> 1021</span> <a class="code hl_define" href="log_8h.html#a21cc0459b78d5f2d7bd737e5aae1278a">TRACE</a>(<span class="stringliteral">"Exiting aaruf_get_tape_partition(%p, %d, %llu, %llu) = AARUF_STATUS_OK"</span>, context, partition, *starting_block,</div>
|
|||
|
|
<div class="line"><a id="l01022" name="l01022"></a><span class="lineno"> 1022</span> *ending_block);</div>
|
|||
|
|
<div class="line"><a id="l01023" name="l01023"></a><span class="lineno"> 1023</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="l01024" name="l01024"></a><span class="lineno"> 1024</span>}</div>
|
|||
|
|
</div>
|
|||
|
|
<div class="line"><a id="l01025" name="l01025"></a><span class="lineno"> 1025</span></div>
|
|||
|
|
<div class="foldopen" id="foldopen01196" data-start="{" data-end="}">
|
|||
|
|
<div class="line"><a id="l01196" name="l01196"></a><span class="lineno"><a class="line" href="decls_8h.html#a9daeeb54c74dd2707d95ab47e8ab0a00"> 1196</a></span>int32_t <a class="code hl_function" href="tape_8c.html#aa16d4457093df66246ce5622c3565a17">aaruf_set_tape_partition</a>(<span class="keywordtype">void</span> *context, <span class="keyword">const</span> uint8_t partition, <span class="keyword">const</span> uint64_t starting_block,</div>
|
|||
|
|
<div class="line"><a id="l01197" name="l01197"></a><span class="lineno"> 1197</span> <span class="keyword">const</span> uint64_t ending_block)</div>
|
|||
|
|
<div class="line"><a id="l01198" name="l01198"></a><span class="lineno"> 1198</span>{</div>
|
|||
|
|
<div class="line"><a id="l01199" name="l01199"></a><span class="lineno"> 1199</span> <a class="code hl_define" href="log_8h.html#a21cc0459b78d5f2d7bd737e5aae1278a">TRACE</a>(<span class="stringliteral">"Entering aaruf_set_tape_partition(%p, %d, %llu, %llu)"</span>, context, partition, starting_block, ending_block);</div>
|
|||
|
|
<div class="line"><a id="l01200" name="l01200"></a><span class="lineno"> 1200</span> </div>
|
|||
|
|
<div class="line"><a id="l01201" name="l01201"></a><span class="lineno"> 1201</span> <a class="code hl_struct" href="structaaruformat__context.html">aaruformat_context</a> *ctx = NULL;</div>
|
|||
|
|
<div class="line"><a id="l01202" name="l01202"></a><span class="lineno"> 1202</span> </div>
|
|||
|
|
<div class="line"><a id="l01203" name="l01203"></a><span class="lineno"> 1203</span> <span class="keywordflow">if</span>(context == NULL)</div>
|
|||
|
|
<div class="line"><a id="l01204" name="l01204"></a><span class="lineno"> 1204</span> {</div>
|
|||
|
|
<div class="line"><a id="l01205" name="l01205"></a><span class="lineno"> 1205</span> <a class="code hl_define" href="log_8h.html#a053d6037d543b84ce59308ce71d15cd1">FATAL</a>(<span class="stringliteral">"Invalid context"</span>);</div>
|
|||
|
|
<div class="line"><a id="l01206" name="l01206"></a><span class="lineno"> 1206</span> </div>
|
|||
|
|
<div class="line"><a id="l01207" name="l01207"></a><span class="lineno"> 1207</span> <a class="code hl_define" href="log_8h.html#a21cc0459b78d5f2d7bd737e5aae1278a">TRACE</a>(<span class="stringliteral">"Exiting aaruf_set_tape_partition() = AARUF_ERROR_NOT_AARUFORMAT"</span>);</div>
|
|||
|
|
<div class="line"><a id="l01208" name="l01208"></a><span class="lineno"> 1208</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="l01209" name="l01209"></a><span class="lineno"> 1209</span> }</div>
|
|||
|
|
<div class="line"><a id="l01210" name="l01210"></a><span class="lineno"> 1210</span> </div>
|
|||
|
|
<div class="line"><a id="l01211" name="l01211"></a><span class="lineno"> 1211</span> ctx = context;</div>
|
|||
|
|
<div class="line"><a id="l01212" name="l01212"></a><span class="lineno"> 1212</span> </div>
|
|||
|
|
<div class="line"><a id="l01213" name="l01213"></a><span class="lineno"> 1213</span> <span class="comment">// Not a libaaruformat context</span></div>
|
|||
|
|
<div class="line"><a id="l01214" name="l01214"></a><span class="lineno"> 1214</span> <span class="keywordflow">if</span>(ctx-><a class="code hl_variable" href="structaaruformat__context.html#a7dc0a0fe0bf6223ff4587fd01c360b76">magic</a> != <a class="code hl_define" href="consts_8h.html#a3c3ba66fe2b547655c9e4b16a1ba519a">AARU_MAGIC</a>)</div>
|
|||
|
|
<div class="line"><a id="l01215" name="l01215"></a><span class="lineno"> 1215</span> {</div>
|
|||
|
|
<div class="line"><a id="l01216" name="l01216"></a><span class="lineno"> 1216</span> <a class="code hl_define" href="log_8h.html#a053d6037d543b84ce59308ce71d15cd1">FATAL</a>(<span class="stringliteral">"Invalid context"</span>);</div>
|
|||
|
|
<div class="line"><a id="l01217" name="l01217"></a><span class="lineno"> 1217</span> </div>
|
|||
|
|
<div class="line"><a id="l01218" name="l01218"></a><span class="lineno"> 1218</span> <a class="code hl_define" href="log_8h.html#a21cc0459b78d5f2d7bd737e5aae1278a">TRACE</a>(<span class="stringliteral">"Exiting aaruf_set_tape_partition() = AARUF_ERROR_NOT_AARUFORMAT"</span>);</div>
|
|||
|
|
<div class="line"><a id="l01219" name="l01219"></a><span class="lineno"> 1219</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="l01220" name="l01220"></a><span class="lineno"> 1220</span> }</div>
|
|||
|
|
<div class="line"><a id="l01221" name="l01221"></a><span class="lineno"> 1221</span> </div>
|
|||
|
|
<div class="line"><a id="l01222" name="l01222"></a><span class="lineno"> 1222</span> <span class="comment">// Check we are writing</span></div>
|
|||
|
|
<div class="line"><a id="l01223" name="l01223"></a><span class="lineno"> 1223</span> <span class="keywordflow">if</span>(!ctx-><a class="code hl_variable" href="structaaruformat__context.html#a6f61f9ea20f4e3b791a0d6388dd43651">is_writing</a>)</div>
|
|||
|
|
<div class="line"><a id="l01224" name="l01224"></a><span class="lineno"> 1224</span> {</div>
|
|||
|
|
<div class="line"><a id="l01225" name="l01225"></a><span class="lineno"> 1225</span> <a class="code hl_define" href="log_8h.html#a053d6037d543b84ce59308ce71d15cd1">FATAL</a>(<span class="stringliteral">"Trying to write a read-only image"</span>);</div>
|
|||
|
|
<div class="line"><a id="l01226" name="l01226"></a><span class="lineno"> 1226</span> </div>
|
|||
|
|
<div class="line"><a id="l01227" name="l01227"></a><span class="lineno"> 1227</span> <a class="code hl_define" href="log_8h.html#a21cc0459b78d5f2d7bd737e5aae1278a">TRACE</a>(<span class="stringliteral">"Exiting aaruf_set_tape_partition() = AARUF_READ_ONLY"</span>);</div>
|
|||
|
|
<div class="line"><a id="l01228" name="l01228"></a><span class="lineno"> 1228</span> <span class="keywordflow">return</span> <a class="code hl_define" href="errors_8h.html#a1df49eaa19eaa14891b6aaab966a9bc6">AARUF_READ_ONLY</a>;</div>
|
|||
|
|
<div class="line"><a id="l01229" name="l01229"></a><span class="lineno"> 1229</span> }</div>
|
|||
|
|
<div class="line"><a id="l01230" name="l01230"></a><span class="lineno"> 1230</span> </div>
|
|||
|
|
<div class="line"><a id="l01231" name="l01231"></a><span class="lineno"> 1231</span> <span class="comment">// Create hash table entry</span></div>
|
|||
|
|
<div class="line"><a id="l01232" name="l01232"></a><span class="lineno"> 1232</span> <a class="code hl_struct" href="structTapePartitionHashEntry.html">TapePartitionHashEntry</a> *hash_entry = malloc(<span class="keyword">sizeof</span>(<a class="code hl_struct" href="structTapePartitionHashEntry.html">TapePartitionHashEntry</a>));</div>
|
|||
|
|
<div class="line"><a id="l01233" name="l01233"></a><span class="lineno"> 1233</span> <span class="keywordflow">if</span>(hash_entry == NULL)</div>
|
|||
|
|
<div class="line"><a id="l01234" name="l01234"></a><span class="lineno"> 1234</span> {</div>
|
|||
|
|
<div class="line"><a id="l01235" name="l01235"></a><span class="lineno"> 1235</span> <a class="code hl_define" href="log_8h.html#a053d6037d543b84ce59308ce71d15cd1">FATAL</a>(<span class="stringliteral">"Could not allocate memory for tape partition hash entry"</span>);</div>
|
|||
|
|
<div class="line"><a id="l01236" name="l01236"></a><span class="lineno"> 1236</span> </div>
|
|||
|
|
<div class="line"><a id="l01237" name="l01237"></a><span class="lineno"> 1237</span> <a class="code hl_define" href="log_8h.html#a21cc0459b78d5f2d7bd737e5aae1278a">TRACE</a>(<span class="stringliteral">"Exiting aaruf_set_tape_partition() = AARUF_ERROR_NOT_ENOUGH_MEMORY"</span>);</div>
|
|||
|
|
<div class="line"><a id="l01238" name="l01238"></a><span class="lineno"> 1238</span> <span class="keywordflow">return</span> <a class="code hl_define" href="errors_8h.html#a35a771e3648bf971a004d4b2be9b5ec4">AARUF_ERROR_NOT_ENOUGH_MEMORY</a>;</div>
|
|||
|
|
<div class="line"><a id="l01239" name="l01239"></a><span class="lineno"> 1239</span> }</div>
|
|||
|
|
<div class="line"><a id="l01240" name="l01240"></a><span class="lineno"> 1240</span> </div>
|
|||
|
|
<div class="line"><a id="l01241" name="l01241"></a><span class="lineno"> 1241</span> <span class="comment">// Create key: partition</span></div>
|
|||
|
|
<div class="line"><a id="l01242" name="l01242"></a><span class="lineno"> 1242</span> hash_entry-><a class="code hl_variable" href="structTapePartitionHashEntry.html#a6c817631a75a1b290d7e879c0cda5456">key</a> = partition;</div>
|
|||
|
|
<div class="line"><a id="l01243" name="l01243"></a><span class="lineno"> 1243</span> </div>
|
|||
|
|
<div class="line"><a id="l01244" name="l01244"></a><span class="lineno"> 1244</span> <span class="comment">// Copy the tape partition entry data</span></div>
|
|||
|
|
<div class="line"><a id="l01245" name="l01245"></a><span class="lineno"> 1245</span> hash_entry-><a class="code hl_variable" href="structTapePartitionHashEntry.html#af7c9f8904da9a0a21171ff3c04ec4379">partitionEntry</a>.<a class="code hl_variable" href="structTapePartitionEntry.html#afb840f56fb39b1074f96715d102e2c0f">Number</a> = partition;</div>
|
|||
|
|
<div class="line"><a id="l01246" name="l01246"></a><span class="lineno"> 1246</span> hash_entry-><a class="code hl_variable" href="structTapePartitionHashEntry.html#af7c9f8904da9a0a21171ff3c04ec4379">partitionEntry</a>.<a class="code hl_variable" href="structTapePartitionEntry.html#af2cdde924cd050523ad0fb453eb5842d">FirstBlock</a> = starting_block;</div>
|
|||
|
|
<div class="line"><a id="l01247" name="l01247"></a><span class="lineno"> 1247</span> hash_entry-><a class="code hl_variable" href="structTapePartitionHashEntry.html#af7c9f8904da9a0a21171ff3c04ec4379">partitionEntry</a>.<a class="code hl_variable" href="structTapePartitionEntry.html#a19aec00f3d7b0850bf49b055dbcc837d">LastBlock</a> = ending_block;</div>
|
|||
|
|
<div class="line"><a id="l01248" name="l01248"></a><span class="lineno"> 1248</span> </div>
|
|||
|
|
<div class="line"><a id="l01249" name="l01249"></a><span class="lineno"> 1249</span> <span class="comment">// Replace if exists, add if new</span></div>
|
|||
|
|
<div class="line"><a id="l01250" name="l01250"></a><span class="lineno"> 1250</span> <a class="code hl_struct" href="structTapePartitionHashEntry.html">TapePartitionHashEntry</a> *old_entry = NULL;</div>
|
|||
|
|
<div class="line"><a id="l01251" name="l01251"></a><span class="lineno"> 1251</span> HASH_REPLACE(hh, ctx-><a class="code hl_variable" href="structaaruformat__context.html#ad7ca524fb6cece835566c268258b9a54">tape_partitions</a>, key, <span class="keyword">sizeof</span>(uint8_t), hash_entry, old_entry);</div>
|
|||
|
|
<div class="line"><a id="l01252" name="l01252"></a><span class="lineno"> 1252</span> </div>
|
|||
|
|
<div class="line"><a id="l01253" name="l01253"></a><span class="lineno"> 1253</span> <span class="comment">// Free old entry if it was replaced</span></div>
|
|||
|
|
<div class="line"><a id="l01254" name="l01254"></a><span class="lineno"> 1254</span> <span class="keywordflow">if</span>(old_entry != NULL)</div>
|
|||
|
|
<div class="line"><a id="l01255" name="l01255"></a><span class="lineno"> 1255</span> {</div>
|
|||
|
|
<div class="line"><a id="l01256" name="l01256"></a><span class="lineno"> 1256</span> <a class="code hl_define" href="log_8h.html#a21cc0459b78d5f2d7bd737e5aae1278a">TRACE</a>(<span class="stringliteral">"Replaced existing tape partition entry for partition %u"</span>, partition);</div>
|
|||
|
|
<div class="line"><a id="l01257" name="l01257"></a><span class="lineno"> 1257</span> free(old_entry);</div>
|
|||
|
|
<div class="line"><a id="l01258" name="l01258"></a><span class="lineno"> 1258</span> }</div>
|
|||
|
|
<div class="line"><a id="l01259" name="l01259"></a><span class="lineno"> 1259</span> <span class="keywordflow">else</span></div>
|
|||
|
|
<div class="line"><a id="l01260" name="l01260"></a><span class="lineno"> 1260</span> <a class="code hl_define" href="log_8h.html#a21cc0459b78d5f2d7bd737e5aae1278a">TRACE</a>(<span class="stringliteral">"Added new tape partition entry for partition %u"</span>, partition);</div>
|
|||
|
|
<div class="line"><a id="l01261" name="l01261"></a><span class="lineno"> 1261</span> </div>
|
|||
|
|
<div class="line"><a id="l01262" name="l01262"></a><span class="lineno"> 1262</span> <a class="code hl_define" href="log_8h.html#a21cc0459b78d5f2d7bd737e5aae1278a">TRACE</a>(<span class="stringliteral">"Exiting aaruf_set_tape_partition(%p, %d, %llu, %llu) = AARUF_STATUS_OK"</span>, context, partition, starting_block,</div>
|
|||
|
|
<div class="line"><a id="l01263" name="l01263"></a><span class="lineno"> 1263</span> ending_block);</div>
|
|||
|
|
<div class="line"><a id="l01264" name="l01264"></a><span class="lineno"> 1264</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="l01265" name="l01265"></a><span class="lineno"> 1265</span>}</div>
|
|||
|
|
</div>
|
|||
|
|
<div class="ttc" id="aaaruformat_8h_html"><div class="ttname"><a href="aaruformat_8h.html">aaruformat.h</a></div></div>
|
|||
|
|
<div class="ttc" id="aconsts_8h_html_a3c3ba66fe2b547655c9e4b16a1ba519a"><div class="ttname"><a href="consts_8h.html#a3c3ba66fe2b547655c9e4b16a1ba519a">AARU_MAGIC</a></div><div class="ttdeci">#define AARU_MAGIC</div><div class="ttdoc">Magic identifier for AaruFormat container (ASCII "AARUFRMT").</div><div class="ttdef"><b>Definition</b> <a href="consts_8h_source.html#l00064">consts.h:64</a></div></div>
|
|||
|
|
<div class="ttc" id="acontext_8h_html_a5ba965cb003bc2d68a9f9e1c11225494"><div class="ttname"><a href="context_8h.html#a5ba965cb003bc2d68a9f9e1c11225494">tapeFileHashEntry</a></div><div class="ttdeci">struct TapeFileHashEntry tapeFileHashEntry</div></div>
|
|||
|
|
<div class="ttc" id="adecls_8h_html_a0fee4834bf0747bcd933c4e754aa4692"><div class="ttname"><a href="decls_8h.html#a0fee4834bf0747bcd933c4e754aa4692">aaruf_crc64_data</a></div><div class="ttdeci">uint64_t aaruf_crc64_data(const uint8_t *data, uint32_t len)</div><div class="ttdef"><b>Definition</b> <a href="crc64_8c_source.html#l00160">crc64.c:160</a></div></div>
|
|||
|
|
<div class="ttc" id="aenums_8h_html_a54420623f26ab6bb61042b41cccf37a3a60609bbcd07339a8bf589e66ef4a3041"><div class="ttname"><a href="enums_8h.html#a54420623f26ab6bb61042b41cccf37a3a60609bbcd07339a8bf589e66ef4a3041">TapePartitionBlock</a></div><div class="ttdeci">@ TapePartitionBlock</div><div class="ttdoc">Block containing list of partitions for a tape image.</div><div class="ttdef"><b>Definition</b> <a href="enums_8h_source.html#l00158">enums.h:158</a></div></div>
|
|||
|
|
<div class="ttc" id="aenums_8h_html_a54420623f26ab6bb61042b41cccf37a3ac3a117f2498bf736a76d5d3a3830540a"><div class="ttname"><a href="enums_8h.html#a54420623f26ab6bb61042b41cccf37a3ac3a117f2498bf736a76d5d3a3830540a">TapeFileBlock</a></div><div class="ttdeci">@ TapeFileBlock</div><div class="ttdoc">Block containing list of files for a tape image.</div><div class="ttdef"><b>Definition</b> <a href="enums_8h_source.html#l00157">enums.h:157</a></div></div>
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<div class="ttc" id="aerrors_8h_html_a14db41b6e45622397fa6339bc79d2b9f"><div class="ttname"><a href="errors_8h.html#a14db41b6e45622397fa6339bc79d2b9f">AARUF_ERROR_TAPE_PARTITION_NOT_FOUND</a></div><div class="ttdeci">#define AARUF_ERROR_TAPE_PARTITION_NOT_FOUND</div><div class="ttdoc">Requested tape partition not present in image.</div><div class="ttdef"><b>Definition</b> <a href="errors_8h_source.html#l00068">errors.h:68</a></div></div>
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<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>
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<div class="ttc" id="aerrors_8h_html_a1df49eaa19eaa14891b6aaab966a9bc6"><div class="ttname"><a href="errors_8h.html#a1df49eaa19eaa14891b6aaab966a9bc6">AARUF_READ_ONLY</a></div><div class="ttdeci">#define AARUF_READ_ONLY</div><div class="ttdoc">Operation requires write mode but context is read-only.</div><div class="ttdef"><b>Definition</b> <a href="errors_8h_source.html#l00061">errors.h:61</a></div></div>
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<div class="ttc" id="aerrors_8h_html_a35a771e3648bf971a004d4b2be9b5ec4"><div class="ttname"><a href="errors_8h.html#a35a771e3648bf971a004d4b2be9b5ec4">AARUF_ERROR_NOT_ENOUGH_MEMORY</a></div><div class="ttdeci">#define AARUF_ERROR_NOT_ENOUGH_MEMORY</div><div class="ttdoc">Memory allocation failure (critical).</div><div class="ttdef"><b>Definition</b> <a href="errors_8h_source.html#l00048">errors.h:48</a></div></div>
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<div class="ttc" id="aerrors_8h_html_a64fa67cb4d9323e914641c70c731a5b2"><div class="ttname"><a href="errors_8h.html#a64fa67cb4d9323e914641c70c731a5b2">AARUF_ERROR_TAPE_FILE_NOT_FOUND</a></div><div class="ttdeci">#define AARUF_ERROR_TAPE_FILE_NOT_FOUND</div><div class="ttdoc">Requested tape file number not present in image.</div><div class="ttdef"><b>Definition</b> <a href="errors_8h_source.html#l00067">errors.h:67</a></div></div>
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<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>
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<div class="ttc" id="alog_8h_html"><div class="ttname"><a href="log_8h.html">log.h</a></div></div>
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<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>
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<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>
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<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>
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<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'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>
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<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>
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<div class="ttc" id="astructTapeFileEntry_html"><div class="ttname"><a href="structTapeFileEntry.html">TapeFileEntry</a></div><div class="ttdoc">Describes a single logical file on a tape medium.</div><div class="ttdef"><b>Definition</b> <a href="tape_8h_source.html#l00133">tape.h:134</a></div></div>
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<div class="ttc" id="astructTapeFileEntry_html_a1e5786e5762aaecbd270f9e26777f344"><div class="ttname"><a href="structTapeFileEntry.html#a1e5786e5762aaecbd270f9e26777f344">TapeFileEntry::File</a></div><div class="ttdeci">uint32_t File</div><div class="ttdoc">File number (unique within the partition).</div><div class="ttdef"><b>Definition</b> <a href="tape_8h_source.html#l00135">tape.h:135</a></div></div>
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<div class="ttc" id="astructTapeFileEntry_html_a7cd5974b8f4d7bf691428d856be1e54b"><div class="ttname"><a href="structTapeFileEntry.html#a7cd5974b8f4d7bf691428d856be1e54b">TapeFileEntry::LastBlock</a></div><div class="ttdeci">uint64_t LastBlock</div><div class="ttdoc">Last block of the file (inclusive).</div><div class="ttdef"><b>Definition</b> <a href="tape_8h_source.html#l00142">tape.h:142</a></div></div>
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<div class="ttc" id="astructTapeFileEntry_html_a8bc76d9c2d9c43e14680e39d3fc728ca"><div class="ttname"><a href="structTapeFileEntry.html#a8bc76d9c2d9c43e14680e39d3fc728ca">TapeFileEntry::FirstBlock</a></div><div class="ttdeci">uint64_t FirstBlock</div><div class="ttdoc">First block of the file (inclusive).</div><div class="ttdef"><b>Definition</b> <a href="tape_8h_source.html#l00139">tape.h:139</a></div></div>
|
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<div class="ttc" id="astructTapeFileEntry_html_acef4f9b9acac33d1e5f08f6cd62afab3"><div class="ttname"><a href="structTapeFileEntry.html#acef4f9b9acac33d1e5f08f6cd62afab3">TapeFileEntry::Partition</a></div><div class="ttdeci">uint8_t Partition</div><div class="ttdoc">Partition number containing this file.</div><div class="ttdef"><b>Definition</b> <a href="tape_8h_source.html#l00137">tape.h:137</a></div></div>
|
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<div class="ttc" id="astructTapeFileHashEntry_html_a5556a05025c18c16e3bb45026b2246e0"><div class="ttname"><a href="structTapeFileHashEntry.html#a5556a05025c18c16e3bb45026b2246e0">TapeFileHashEntry::key</a></div><div class="ttdeci">uint64_t key</div><div class="ttdoc">Composite key: partition << 32 | file.</div><div class="ttdef"><b>Definition</b> <a href="context_8h_source.html#l00128">context.h:128</a></div></div>
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<div class="ttc" id="astructTapeFileHashEntry_html_aff0f81d26d4ee00ad33331aacc2834e1"><div class="ttname"><a href="structTapeFileHashEntry.html#aff0f81d26d4ee00ad33331aacc2834e1">TapeFileHashEntry::fileEntry</a></div><div class="ttdeci">TapeFileEntry fileEntry</div><div class="ttdoc">The actual tape file data.</div><div class="ttdef"><b>Definition</b> <a href="context_8h_source.html#l00129">context.h:129</a></div></div>
|
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<div class="ttc" id="astructTapeFileHeader_html"><div class="ttname"><a href="structTapeFileHeader.html">TapeFileHeader</a></div><div class="ttdoc">Header for a tape file metadata block containing file layout information.</div><div class="ttdef"><b>Definition</b> <a href="tape_8h_source.html#l00237">tape.h:238</a></div></div>
|
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<div class="ttc" id="astructTapeFileHeader_html_a319aea86a448c0b969de944f22e551c0"><div class="ttname"><a href="structTapeFileHeader.html#a319aea86a448c0b969de944f22e551c0">TapeFileHeader::entries</a></div><div class="ttdeci">uint32_t entries</div><div class="ttdoc">Number of file entries following this header.</div><div class="ttdef"><b>Definition</b> <a href="tape_8h_source.html#l00241">tape.h:241</a></div></div>
|
|||
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<div class="ttc" id="astructTapeFileHeader_html_a36fe923f8d67004e0b0ae8eaf6535e1d"><div class="ttname"><a href="structTapeFileHeader.html#a36fe923f8d67004e0b0ae8eaf6535e1d">TapeFileHeader::identifier</a></div><div class="ttdeci">uint32_t identifier</div><div class="ttdoc">Block type identifier.</div><div class="ttdef"><b>Definition</b> <a href="tape_8h_source.html#l00239">tape.h:239</a></div></div>
|
|||
|
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<div class="ttc" id="astructTapeFileHeader_html_a5172ee4bf0b5820a66d04aff1e3809db"><div class="ttname"><a href="structTapeFileHeader.html#a5172ee4bf0b5820a66d04aff1e3809db">TapeFileHeader::crc64</a></div><div class="ttdeci">uint64_t crc64</div><div class="ttdoc">CRC64-ECMA checksum of the entry data.</div><div class="ttdef"><b>Definition</b> <a href="tape_8h_source.html#l00245">tape.h:245</a></div></div>
|
|||
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<div class="ttc" id="astructTapePartitionEntry_html"><div class="ttname"><a href="structTapePartitionEntry.html">TapePartitionEntry</a></div><div class="ttdoc">Describes a single physical partition on a tape medium.</div><div class="ttdef"><b>Definition</b> <a href="tape_8h_source.html#l00319">tape.h:320</a></div></div>
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<div class="ttc" id="astructTapePartitionEntry_html_a19aec00f3d7b0850bf49b055dbcc837d"><div class="ttname"><a href="structTapePartitionEntry.html#a19aec00f3d7b0850bf49b055dbcc837d">TapePartitionEntry::LastBlock</a></div><div class="ttdeci">uint64_t LastBlock</div><div class="ttdoc">Last block in the partition (inclusive).</div><div class="ttdef"><b>Definition</b> <a href="tape_8h_source.html#l00325">tape.h:325</a></div></div>
|
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<div class="ttc" id="astructTapePartitionEntry_html_af2cdde924cd050523ad0fb453eb5842d"><div class="ttname"><a href="structTapePartitionEntry.html#af2cdde924cd050523ad0fb453eb5842d">TapePartitionEntry::FirstBlock</a></div><div class="ttdeci">uint64_t FirstBlock</div><div class="ttdoc">First block in the partition (inclusive).</div><div class="ttdef"><b>Definition</b> <a href="tape_8h_source.html#l00323">tape.h:323</a></div></div>
|
|||
|
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<div class="ttc" id="astructTapePartitionEntry_html_afb840f56fb39b1074f96715d102e2c0f"><div class="ttname"><a href="structTapePartitionEntry.html#afb840f56fb39b1074f96715d102e2c0f">TapePartitionEntry::Number</a></div><div class="ttdeci">uint8_t Number</div><div class="ttdoc">Partition number (unique identifier for this partition).</div><div class="ttdef"><b>Definition</b> <a href="tape_8h_source.html#l00321">tape.h:321</a></div></div>
|
|||
|
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<div class="ttc" id="astructTapePartitionHashEntry_html"><div class="ttname"><a href="structTapePartitionHashEntry.html">TapePartitionHashEntry</a></div><div class="ttdef"><b>Definition</b> <a href="context_8h_source.html#l00133">context.h:134</a></div></div>
|
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<div class="ttc" id="astructTapePartitionHashEntry_html_a6c817631a75a1b290d7e879c0cda5456"><div class="ttname"><a href="structTapePartitionHashEntry.html#a6c817631a75a1b290d7e879c0cda5456">TapePartitionHashEntry::key</a></div><div class="ttdeci">uint8_t key</div><div class="ttdoc">Key: partition.</div><div class="ttdef"><b>Definition</b> <a href="context_8h_source.html#l00135">context.h:135</a></div></div>
|
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<div class="ttc" id="astructTapePartitionHashEntry_html_af7c9f8904da9a0a21171ff3c04ec4379"><div class="ttname"><a href="structTapePartitionHashEntry.html#af7c9f8904da9a0a21171ff3c04ec4379">TapePartitionHashEntry::partitionEntry</a></div><div class="ttdeci">TapePartitionEntry partitionEntry</div><div class="ttdoc">The actual tape partition data.</div><div class="ttdef"><b>Definition</b> <a href="context_8h_source.html#l00136">context.h:136</a></div></div>
|
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<div class="ttc" id="astructTapePartitionHeader_html"><div class="ttname"><a href="structTapePartitionHeader.html">TapePartitionHeader</a></div><div class="ttdoc">Header for a tape partition metadata block containing partition layout information.</div><div class="ttdef"><b>Definition</b> <a href="tape_8h_source.html#l00440">tape.h:441</a></div></div>
|
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<div class="ttc" id="astructTapePartitionHeader_html_a172a09251507f59bf607e4e2680f1bfc"><div class="ttname"><a href="structTapePartitionHeader.html#a172a09251507f59bf607e4e2680f1bfc">TapePartitionHeader::crc64</a></div><div class="ttdeci">uint64_t crc64</div><div class="ttdoc">CRC64-ECMA checksum of the entry data.</div><div class="ttdef"><b>Definition</b> <a href="tape_8h_source.html#l00448">tape.h:448</a></div></div>
|
|||
|
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<div class="ttc" id="astructTapePartitionHeader_html_a85cd855dac694aa7cf12177844d8b43e"><div class="ttname"><a href="structTapePartitionHeader.html#a85cd855dac694aa7cf12177844d8b43e">TapePartitionHeader::entries</a></div><div class="ttdeci">uint8_t entries</div><div class="ttdoc">Number of partition entries following this header.</div><div class="ttdef"><b>Definition</b> <a href="tape_8h_source.html#l00444">tape.h:444</a></div></div>
|
|||
|
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<div class="ttc" id="astructTapePartitionHeader_html_ace597fc284e2191b65e69eb0be9f99f6"><div class="ttname"><a href="structTapePartitionHeader.html#ace597fc284e2191b65e69eb0be9f99f6">TapePartitionHeader::identifier</a></div><div class="ttdeci">uint32_t identifier</div><div class="ttdoc">Block type identifier.</div><div class="ttdef"><b>Definition</b> <a href="tape_8h_source.html#l00442">tape.h:442</a></div></div>
|
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|
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<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>
|
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<div class="ttc" id="astructaaruformat__context_html_a4783c528aec3e854986885077c5d5854"><div class="ttname"><a href="structaaruformat__context.html#a4783c528aec3e854986885077c5d5854">aaruformat_context::tape_files</a></div><div class="ttdeci">tapeFileHashEntry * tape_files</div><div class="ttdoc">Hash table root for tape files.</div><div class="ttdef"><b>Definition</b> <a href="context_8h_source.html#l00302">context.h:302</a></div></div>
|
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<div class="ttc" id="astructaaruformat__context_html_a6f61f9ea20f4e3b791a0d6388dd43651"><div class="ttname"><a href="structaaruformat__context.html#a6f61f9ea20f4e3b791a0d6388dd43651">aaruformat_context::is_writing</a></div><div class="ttdeci">bool is_writing</div><div class="ttdoc">True if context opened/created for writing.</div><div class="ttdef"><b>Definition</b> <a href="context_8h_source.html#l00292">context.h:292</a></div></div>
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<div class="ttc" id="astructaaruformat__context_html_a7dc0a0fe0bf6223ff4587fd01c360b76"><div class="ttname"><a href="structaaruformat__context.html#a7dc0a0fe0bf6223ff4587fd01c360b76">aaruformat_context::magic</a></div><div class="ttdeci">uint64_t magic</div><div class="ttdoc">File magic (AARU_MAGIC) post-open.</div><div class="ttdef"><b>Definition</b> <a href="context_8h_source.html#l00174">context.h:174</a></div></div>
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<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>
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<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>
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<div class="ttc" id="astructaaruformat__context_html_ad7ca524fb6cece835566c268258b9a54"><div class="ttname"><a href="structaaruformat__context.html#ad7ca524fb6cece835566c268258b9a54">aaruformat_context::tape_partitions</a></div><div class="ttdeci">TapePartitionHashEntry * tape_partitions</div><div class="ttdoc">Hash table root for tape partitions.</div><div class="ttdef"><b>Definition</b> <a href="context_8h_source.html#l00303">context.h:303</a></div></div>
|
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<div class="ttc" id="atape_8c_html_a03d080a18e07adc52a654dc31b26eea0"><div class="ttname"><a href="tape_8c.html#a03d080a18e07adc52a654dc31b26eea0">aaruf_set_tape_file</a></div><div class="ttdeci">int32_t aaruf_set_tape_file(void *context, const uint8_t partition, const uint32_t file, const uint64_t starting_block, const uint64_t ending_block)</div><div class="ttdoc">Sets or updates the block range for a specific tape file in an Aaru tape image.</div><div class="ttdef"><b>Definition</b> <a href="#l00770">tape.c:770</a></div></div>
|
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<div class="ttc" id="atape_8c_html_a6221f89b294ca55944944a04edb964e3"><div class="ttname"><a href="tape_8c.html#a6221f89b294ca55944944a04edb964e3">aaruf_get_tape_file</a></div><div class="ttdeci">int32_t aaruf_get_tape_file(const void *context, const uint8_t partition, const uint32_t file, uint64_t *starting_block, uint64_t *ending_block)</div><div class="ttdoc">Retrieves the block range for a specific tape file from an Aaru tape image.</div><div class="ttdef"><b>Definition</b> <a href="#l00569">tape.c:569</a></div></div>
|
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<div class="ttc" id="atape_8c_html_a829bbac3c17b60efd8f93188a8de8278"><div class="ttname"><a href="tape_8c.html#a829bbac3c17b60efd8f93188a8de8278">process_tape_files_block</a></div><div class="ttdeci">void process_tape_files_block(aaruformat_context *ctx, const IndexEntry *entry)</div><div class="ttdoc">Processes a tape file metadata block from the image stream.</div><div class="ttdef"><b>Definition</b> <a href="#l00126">tape.c:126</a></div></div>
|
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<div class="ttc" id="atape_8c_html_a91c40d91fdeb98193d6eeb95f16d8973"><div class="ttname"><a href="tape_8c.html#a91c40d91fdeb98193d6eeb95f16d8973">aaruf_get_tape_partition</a></div><div class="ttdeci">int32_t aaruf_get_tape_partition(const void *context, const uint8_t partition, uint64_t *starting_block, uint64_t *ending_block)</div><div class="ttdoc">Retrieves the block range for a specific tape partition from an Aaru tape image.</div><div class="ttdef"><b>Definition</b> <a href="#l00982">tape.c:982</a></div></div>
|
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<div class="ttc" id="atape_8c_html_aa16d4457093df66246ce5622c3565a17"><div class="ttname"><a href="tape_8c.html#aa16d4457093df66246ce5622c3565a17">aaruf_set_tape_partition</a></div><div class="ttdeci">int32_t aaruf_set_tape_partition(void *context, const uint8_t partition, const uint64_t starting_block, const uint64_t ending_block)</div><div class="ttdoc">Sets or updates the block range for a specific tape partition in an Aaru tape image.</div><div class="ttdef"><b>Definition</b> <a href="#l01196">tape.c:1196</a></div></div>
|
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<div class="ttc" id="atape_8c_html_aa76718b0402b1a28be3d563d5e62028e"><div class="ttname"><a href="tape_8c.html#aa76718b0402b1a28be3d563d5e62028e">process_tape_partitions_block</a></div><div class="ttdeci">void process_tape_partitions_block(aaruformat_context *ctx, const IndexEntry *entry)</div><div class="ttdoc">Processes a tape partition metadata block from the image stream.</div><div class="ttdef"><b>Definition</b> <a href="#l00346">tape.c:346</a></div></div>
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