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<td width="35%" class="headerValue"><a href="../index.html">top level</a> - <a href="index.html">cmdline</a> - bw.c<span style="font-size: 80%;"> (<a href="bw.c.gcov.html">source</a> / functions)</span></td>
<td width="5%"></td>
<td width="15%"></td>
<td width="10%" class="headerCovTableHead">Hit</td>
<td width="10%" class="headerCovTableHead">Total</td>
<td width="15%" class="headerCovTableHead">Coverage</td>
</tr>
<tr>
<td class="headerItem">Test:</td>
<td class="headerValue">lcov.info</td>
<td></td>
<td class="headerItem">Lines:</td>
<td class="headerCovTableEntry">14</td>
<td class="headerCovTableEntry">14</td>
<td class="headerCovTableEntryHi">100.0 %</td>
</tr>
<tr>
<td class="headerItem">Date:</td>
<td class="headerValue">2025-10-28 11:59:11</td>
<td></td>
<td class="headerItem">Functions:</td>
<td class="headerCovTableEntry">2</td>
<td class="headerCovTableEntry">2</td>
<td class="headerCovTableEntryHi">100.0 %</td>
</tr>
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</table>
</td>
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</table>
<center>
<table width="60%" cellpadding=1 cellspacing=1 border=0>
<tr><td><br></td></tr>
<tr>
<td width="80%" class="tableHead">Function Name <span class="tableHeadSort"><a href="bw.c.func.html"><img src="../updown.png" width=10 height=14 alt="Sort by function name" title="Sort by function name" border=0></a></span></td>
<td width="20%" class="tableHead">Hit count <span class="tableHeadSort"><img src="../glass.png" width=10 height=14 alt="Sort by hit count" title="Sort by hit count" border=0></span></td>
</tr>
<tr>
<td class="coverFn"><a href="bw.c.gcov.html#20">bw_init</a></td>
<td class="coverFnHi">215</td>
</tr>
<tr>
<td class="coverFn"><a href="bw.c.gcov.html#27">bw_limit</a></td>
<td class="coverFnHi">9469208</td>
</tr>
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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
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<title>LCOV - lcov.info - cmdline/bw.c - functions</title>
<link rel="stylesheet" type="text/css" href="../gcov.css">
</head>
<body>
<table width="100%" border=0 cellspacing=0 cellpadding=0>
<tr><td class="title">LCOV - code coverage report</td></tr>
<tr><td class="ruler"><img src="../glass.png" width=3 height=3 alt=""></td></tr>
<tr>
<td width="100%">
<table cellpadding=1 border=0 width="100%">
<tr>
<td width="10%" class="headerItem">Current view:</td>
<td width="35%" class="headerValue"><a href="../index.html">top level</a> - <a href="index.html">cmdline</a> - bw.c<span style="font-size: 80%;"> (<a href="bw.c.gcov.html">source</a> / functions)</span></td>
<td width="5%"></td>
<td width="15%"></td>
<td width="10%" class="headerCovTableHead">Hit</td>
<td width="10%" class="headerCovTableHead">Total</td>
<td width="15%" class="headerCovTableHead">Coverage</td>
</tr>
<tr>
<td class="headerItem">Test:</td>
<td class="headerValue">lcov.info</td>
<td></td>
<td class="headerItem">Lines:</td>
<td class="headerCovTableEntry">14</td>
<td class="headerCovTableEntry">14</td>
<td class="headerCovTableEntryHi">100.0 %</td>
</tr>
<tr>
<td class="headerItem">Date:</td>
<td class="headerValue">2025-10-28 11:59:11</td>
<td></td>
<td class="headerItem">Functions:</td>
<td class="headerCovTableEntry">2</td>
<td class="headerCovTableEntry">2</td>
<td class="headerCovTableEntryHi">100.0 %</td>
</tr>
<tr><td><img src="../glass.png" width=3 height=3 alt=""></td></tr>
</table>
</td>
</tr>
<tr><td class="ruler"><img src="../glass.png" width=3 height=3 alt=""></td></tr>
</table>
<center>
<table width="60%" cellpadding=1 cellspacing=1 border=0>
<tr><td><br></td></tr>
<tr>
<td width="80%" class="tableHead">Function Name <span class="tableHeadSort"><img src="../glass.png" width=10 height=14 alt="Sort by function name" title="Sort by function name" border=0></span></td>
<td width="20%" class="tableHead">Hit count <span class="tableHeadSort"><a href="bw.c.func-sort-c.html"><img src="../updown.png" width=10 height=14 alt="Sort by hit count" title="Sort by hit count" border=0></a></span></td>
</tr>
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<td class="coverFn"><a href="bw.c.gcov.html#20">bw_init</a></td>
<td class="coverFnHi">215</td>
</tr>
<tr>
<td class="coverFn"><a href="bw.c.gcov.html#27">bw_limit</a></td>
<td class="coverFnHi">9469208</td>
</tr>
</table>
<br>
</center>
<table width="100%" border=0 cellspacing=0 cellpadding=0>
<tr><td class="ruler"><img src="../glass.png" width=3 height=3 alt=""></td></tr>
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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
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<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>LCOV - lcov.info - cmdline/bw.c</title>
<link rel="stylesheet" type="text/css" href="../gcov.css">
</head>
<body>
<table width="100%" border=0 cellspacing=0 cellpadding=0>
<tr><td class="title">LCOV - code coverage report</td></tr>
<tr><td class="ruler"><img src="../glass.png" width=3 height=3 alt=""></td></tr>
<tr>
<td width="100%">
<table cellpadding=1 border=0 width="100%">
<tr>
<td width="10%" class="headerItem">Current view:</td>
<td width="35%" class="headerValue"><a href="../index.html">top level</a> - <a href="index.html">cmdline</a> - bw.c<span style="font-size: 80%;"> (source / <a href="bw.c.func-sort-c.html">functions</a>)</span></td>
<td width="5%"></td>
<td width="15%"></td>
<td width="10%" class="headerCovTableHead">Hit</td>
<td width="10%" class="headerCovTableHead">Total</td>
<td width="15%" class="headerCovTableHead">Coverage</td>
</tr>
<tr>
<td class="headerItem">Test:</td>
<td class="headerValue">lcov.info</td>
<td></td>
<td class="headerItem">Lines:</td>
<td class="headerCovTableEntry">14</td>
<td class="headerCovTableEntry">14</td>
<td class="headerCovTableEntryHi">100.0 %</td>
</tr>
<tr>
<td class="headerItem">Date:</td>
<td class="headerValue">2025-10-28 11:59:11</td>
<td></td>
<td class="headerItem">Functions:</td>
<td class="headerCovTableEntry">2</td>
<td class="headerCovTableEntry">2</td>
<td class="headerCovTableEntryHi">100.0 %</td>
</tr>
<tr><td><img src="../glass.png" width=3 height=3 alt=""></td></tr>
</table>
</td>
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<td><br></td>
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<td>
<pre class="sourceHeading"> Line data Source code</pre>
<pre class="source">
<a name="1"><span class="lineNum"> 1 </span> : /*</a>
<a name="2"><span class="lineNum"> 2 </span> : * Copyright (C) 2016 Andrea Mazzoleni</a>
<a name="3"><span class="lineNum"> 3 </span> : *</a>
<a name="4"><span class="lineNum"> 4 </span> : * This program is free software: you can redistribute it and/or modify</a>
<a name="5"><span class="lineNum"> 5 </span> : * it under the terms of the GNU General Public License as published by</a>
<a name="6"><span class="lineNum"> 6 </span> : * the Free Software Foundation, either version 3 of the License, or</a>
<a name="7"><span class="lineNum"> 7 </span> : * (at your option) any later version.</a>
<a name="8"><span class="lineNum"> 8 </span> : *</a>
<a name="9"><span class="lineNum"> 9 </span> : * This program is distributed in the hope that it will be useful,</a>
<a name="10"><span class="lineNum"> 10 </span> : * but WITHOUT ANY WARRANTY; without even the implied warranty of</a>
<a name="11"><span class="lineNum"> 11 </span> : * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the</a>
<a name="12"><span class="lineNum"> 12 </span> : * GNU General Public License for more details.</a>
<a name="13"><span class="lineNum"> 13 </span> : *</a>
<a name="14"><span class="lineNum"> 14 </span> : * You should have received a copy of the GNU General Public License</a>
<a name="15"><span class="lineNum"> 15 </span> : * along with this program. If not, see &lt;http://www.gnu.org/licenses/&gt;.</a>
<a name="16"><span class="lineNum"> 16 </span> : */</a>
<a name="17"><span class="lineNum"> 17 </span> : </a>
<a name="18"><span class="lineNum"> 18 </span> : #include &quot;portable.h&quot;</a>
<a name="19"><span class="lineNum"> 19 </span> : </a>
<a name="20"><span class="lineNum"> 20 </span> : #include &quot;bw.h&quot;</a>
<a name="21"><span class="lineNum"> 21 </span> : </a>
<a name="22"><span class="lineNum"> 22 </span><span class="lineCov"> 215 : void bw_init(struct snapraid_bw* bw, uint64_t limit)</span></a>
<a name="23"><span class="lineNum"> 23 </span> : {</a>
<a name="24"><span class="lineNum"> 24 </span><span class="lineCov"> 215 : bw-&gt;limit = limit;</span></a>
<a name="25"><span class="lineNum"> 25 </span><span class="lineCov"> 215 : bw-&gt;total = 0;</span></a>
<a name="26"><span class="lineNum"> 26 </span><span class="lineCov"> 215 : bw-&gt;start = tick_ms();</span></a>
<a name="27"><span class="lineNum"> 27 </span><span class="lineCov"> 215 : }</span></a>
<a name="28"><span class="lineNum"> 28 </span> : </a>
<a name="29"><span class="lineNum"> 29 </span><span class="lineCov"> 9469208 : void bw_limit(struct snapraid_bw* bw, uint64_t bytes)</span></a>
<a name="30"><span class="lineNum"> 30 </span> : {</a>
<a name="31"><span class="lineNum"> 31 </span><span class="lineCov"> 9469208 : if (!bw || bw-&gt;limit == 0)</span></a>
<a name="32"><span class="lineNum"> 32 </span><span class="lineCov"> 9469152 : return;</span></a>
<a name="33"><span class="lineNum"> 33 </span> : </a>
<a name="34"><span class="lineNum"> 34 </span><span class="lineCov"> 56 : uint64_t elapsed = tick_ms() - bw-&gt;start;</span></a>
<a name="35"><span class="lineNum"> 35 </span> : uint64_t done;</a>
<a name="36"><span class="lineNum"> 36 </span> : uint64_t eta;</a>
<a name="37"><span class="lineNum"> 37 </span> : </a>
<a name="38"><span class="lineNum"> 38 </span><span class="lineCov"> 56 : done = __atomic_fetch_add(&amp;bw-&gt;total, bytes, __ATOMIC_SEQ_CST);</span></a>
<a name="39"><span class="lineNum"> 39 </span> : </a>
<a name="40"><span class="lineNum"> 40 </span><span class="lineCov"> 56 : eta = done * 1000 / bw-&gt;limit;</span></a>
<a name="41"><span class="lineNum"> 41 </span> : </a>
<a name="42"><span class="lineNum"> 42 </span><span class="lineCov"> 56 : if (eta &gt; elapsed) {</span></a>
<a name="43"><span class="lineNum"> 43 </span><span class="lineCov"> 49 : eta -= elapsed;</span></a>
<a name="44"><span class="lineNum"> 44 </span><span class="lineCov"> 49 : usleep(eta * 1000);</span></a>
<a name="45"><span class="lineNum"> 45 </span> : }</a>
<a name="46"><span class="lineNum"> 46 </span> : }</a>
<a name="47"><span class="lineNum"> 47 </span> : </a>
</pre>
</td>
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</table>
<br>
<table width="100%" border=0 cellspacing=0 cellpadding=0>
<tr><td class="ruler"><img src="../glass.png" width=3 height=3 alt=""></td></tr>
<tr><td class="versionInfo">Generated by: <a href="https://github.com/linux-test-project/lcov" target="_parent">LCOV version 1.0</a></td></tr>
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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
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<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>LCOV - lcov.info - cmdline/main.c - functions</title>
<link rel="stylesheet" type="text/css" href="../gcov.css">
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<body>
<table width="100%" border=0 cellspacing=0 cellpadding=0>
<tr><td class="title">LCOV - code coverage report</td></tr>
<tr><td class="ruler"><img src="../glass.png" width=3 height=3 alt=""></td></tr>
<tr>
<td width="100%">
<table cellpadding=1 border=0 width="100%">
<tr>
<td width="10%" class="headerItem">Current view:</td>
<td width="35%" class="headerValue"><a href="../index.html">top level</a> - <a href="index.html">cmdline</a> - main.c<span style="font-size: 80%;"> (<a href="main.c.gcov.html">source</a> / functions)</span></td>
<td width="5%"></td>
<td width="15%"></td>
<td width="10%" class="headerCovTableHead">Hit</td>
<td width="10%" class="headerCovTableHead">Total</td>
<td width="15%" class="headerCovTableHead">Coverage</td>
</tr>
<tr>
<td class="headerItem">Test:</td>
<td class="headerValue">lcov.info</td>
<td></td>
<td class="headerItem">Lines:</td>
<td class="headerCovTableEntry">51</td>
<td class="headerCovTableEntry">62</td>
<td class="headerCovTableEntryMed">82.3 %</td>
</tr>
<tr>
<td class="headerItem">Date:</td>
<td class="headerValue">2025-10-28 11:59:11</td>
<td></td>
<td class="headerItem">Functions:</td>
<td class="headerCovTableEntry">2</td>
<td class="headerCovTableEntry">2</td>
<td class="headerCovTableEntryHi">100.0 %</td>
</tr>
<tr><td><img src="../glass.png" width=3 height=3 alt=""></td></tr>
</table>
</td>
</tr>
<tr><td class="ruler"><img src="../glass.png" width=3 height=3 alt=""></td></tr>
</table>
<center>
<table width="60%" cellpadding=1 cellspacing=1 border=0>
<tr><td><br></td></tr>
<tr>
<td width="80%" class="tableHead">Function Name <span class="tableHeadSort"><a href="main.c.func.html"><img src="../updown.png" width=10 height=14 alt="Sort by function name" title="Sort by function name" border=0></a></span></td>
<td width="20%" class="tableHead">Hit count <span class="tableHeadSort"><img src="../glass.png" width=10 height=14 alt="Sort by hit count" title="Sort by hit count" border=0></span></td>
</tr>
<tr>
<td class="coverFn"><a href="main.c.gcov.html#290">get_argv0</a></td>
<td class="coverFnHi">1</td>
</tr>
<tr>
<td class="coverFn"><a href="main.c.gcov.html#319">main</a></td>
<td class="coverFnHi">280</td>
</tr>
</table>
<br>
</center>
<table width="100%" border=0 cellspacing=0 cellpadding=0>
<tr><td class="ruler"><img src="../glass.png" width=3 height=3 alt=""></td></tr>
<tr><td class="versionInfo">Generated by: <a href="https://github.com/linux-test-project/lcov" target="_parent">LCOV version 1.0</a></td></tr>
</table>
<br>
</body>
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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html lang="en">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>LCOV - lcov.info - cmdline/main.c - functions</title>
<link rel="stylesheet" type="text/css" href="../gcov.css">
</head>
<body>
<table width="100%" border=0 cellspacing=0 cellpadding=0>
<tr><td class="title">LCOV - code coverage report</td></tr>
<tr><td class="ruler"><img src="../glass.png" width=3 height=3 alt=""></td></tr>
<tr>
<td width="100%">
<table cellpadding=1 border=0 width="100%">
<tr>
<td width="10%" class="headerItem">Current view:</td>
<td width="35%" class="headerValue"><a href="../index.html">top level</a> - <a href="index.html">cmdline</a> - main.c<span style="font-size: 80%;"> (<a href="main.c.gcov.html">source</a> / functions)</span></td>
<td width="5%"></td>
<td width="15%"></td>
<td width="10%" class="headerCovTableHead">Hit</td>
<td width="10%" class="headerCovTableHead">Total</td>
<td width="15%" class="headerCovTableHead">Coverage</td>
</tr>
<tr>
<td class="headerItem">Test:</td>
<td class="headerValue">lcov.info</td>
<td></td>
<td class="headerItem">Lines:</td>
<td class="headerCovTableEntry">51</td>
<td class="headerCovTableEntry">62</td>
<td class="headerCovTableEntryMed">82.3 %</td>
</tr>
<tr>
<td class="headerItem">Date:</td>
<td class="headerValue">2025-10-28 11:59:11</td>
<td></td>
<td class="headerItem">Functions:</td>
<td class="headerCovTableEntry">2</td>
<td class="headerCovTableEntry">2</td>
<td class="headerCovTableEntryHi">100.0 %</td>
</tr>
<tr><td><img src="../glass.png" width=3 height=3 alt=""></td></tr>
</table>
</td>
</tr>
<tr><td class="ruler"><img src="../glass.png" width=3 height=3 alt=""></td></tr>
</table>
<center>
<table width="60%" cellpadding=1 cellspacing=1 border=0>
<tr><td><br></td></tr>
<tr>
<td width="80%" class="tableHead">Function Name <span class="tableHeadSort"><img src="../glass.png" width=10 height=14 alt="Sort by function name" title="Sort by function name" border=0></span></td>
<td width="20%" class="tableHead">Hit count <span class="tableHeadSort"><a href="main.c.func-sort-c.html"><img src="../updown.png" width=10 height=14 alt="Sort by hit count" title="Sort by hit count" border=0></a></span></td>
</tr>
<tr>
<td class="coverFn"><a href="main.c.gcov.html#290">get_argv0</a></td>
<td class="coverFnHi">1</td>
</tr>
<tr>
<td class="coverFn"><a href="main.c.gcov.html#319">main</a></td>
<td class="coverFnHi">280</td>
</tr>
</table>
<br>
</center>
<table width="100%" border=0 cellspacing=0 cellpadding=0>
<tr><td class="ruler"><img src="../glass.png" width=3 height=3 alt=""></td></tr>
<tr><td class="versionInfo">Generated by: <a href="https://github.com/linux-test-project/lcov" target="_parent">LCOV version 1.0</a></td></tr>
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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html lang="en">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>LCOV - lcov.info - cmdline/main.c</title>
<link rel="stylesheet" type="text/css" href="../gcov.css">
</head>
<body>
<table width="100%" border=0 cellspacing=0 cellpadding=0>
<tr><td class="title">LCOV - code coverage report</td></tr>
<tr><td class="ruler"><img src="../glass.png" width=3 height=3 alt=""></td></tr>
<tr>
<td width="100%">
<table cellpadding=1 border=0 width="100%">
<tr>
<td width="10%" class="headerItem">Current view:</td>
<td width="35%" class="headerValue"><a href="../index.html">top level</a> - <a href="index.html">cmdline</a> - main.c<span style="font-size: 80%;"> (source / <a href="main.c.func-sort-c.html">functions</a>)</span></td>
<td width="5%"></td>
<td width="15%"></td>
<td width="10%" class="headerCovTableHead">Hit</td>
<td width="10%" class="headerCovTableHead">Total</td>
<td width="15%" class="headerCovTableHead">Coverage</td>
</tr>
<tr>
<td class="headerItem">Test:</td>
<td class="headerValue">lcov.info</td>
<td></td>
<td class="headerItem">Lines:</td>
<td class="headerCovTableEntry">51</td>
<td class="headerCovTableEntry">62</td>
<td class="headerCovTableEntryMed">82.3 %</td>
</tr>
<tr>
<td class="headerItem">Date:</td>
<td class="headerValue">2025-10-28 11:59:11</td>
<td></td>
<td class="headerItem">Functions:</td>
<td class="headerCovTableEntry">2</td>
<td class="headerCovTableEntry">2</td>
<td class="headerCovTableEntryHi">100.0 %</td>
</tr>
<tr><td><img src="../glass.png" width=3 height=3 alt=""></td></tr>
</table>
</td>
</tr>
<tr><td class="ruler"><img src="../glass.png" width=3 height=3 alt=""></td></tr>
</table>
<table cellpadding=0 cellspacing=0 border=0>
<tr>
<td><br></td>
</tr>
<tr>
<td>
<pre class="sourceHeading"> Line data Source code</pre>
<pre class="source">
<a name="1"><span class="lineNum"> 1 </span> : /*</a>
<a name="2"><span class="lineNum"> 2 </span> : * Copyright (C) 2025 Andrea Mazzoleni</a>
<a name="3"><span class="lineNum"> 3 </span> : *</a>
<a name="4"><span class="lineNum"> 4 </span> : * This program is free software: you can redistribute it and/or modify</a>
<a name="5"><span class="lineNum"> 5 </span> : * it under the terms of the GNU General Public License as published by</a>
<a name="6"><span class="lineNum"> 6 </span> : * the Free Software Foundation, either version 3 of the License, or</a>
<a name="7"><span class="lineNum"> 7 </span> : * (at your option) any later version.</a>
<a name="8"><span class="lineNum"> 8 </span> : *</a>
<a name="9"><span class="lineNum"> 9 </span> : * This program is distributed in the hope that it will be useful,</a>
<a name="10"><span class="lineNum"> 10 </span> : * but WITHOUT ANY WARRANTY; without even the implied warranty of</a>
<a name="11"><span class="lineNum"> 11 </span> : * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the</a>
<a name="12"><span class="lineNum"> 12 </span> : * GNU General Public License for more details.</a>
<a name="13"><span class="lineNum"> 13 </span> : *</a>
<a name="14"><span class="lineNum"> 14 </span> : * You should have received a copy of the GNU General Public License</a>
<a name="15"><span class="lineNum"> 15 </span> : * along with this program. If not, see &lt;http://www.gnu.org/licenses/&gt;.</a>
<a name="16"><span class="lineNum"> 16 </span> : */</a>
<a name="17"><span class="lineNum"> 17 </span> : </a>
<a name="18"><span class="lineNum"> 18 </span> : #include &quot;portable.h&quot;</a>
<a name="19"><span class="lineNum"> 19 </span> : </a>
<a name="20"><span class="lineNum"> 20 </span> : #include &quot;snapraid.h&quot;</a>
<a name="21"><span class="lineNum"> 21 </span> : </a>
<a name="22"><span class="lineNum"> 22 </span> : #define MODE_DEFAULT 0</a>
<a name="23"><span class="lineNum"> 23 </span> : #define MODE_SPINDOWN 1</a>
<a name="24"><span class="lineNum"> 24 </span> : </a>
<a name="25"><span class="lineNum"> 25 </span> : #ifdef _WIN32</a>
<a name="26"><span class="lineNum"> 26 </span> : #define COMMAND_LINE_MAX 32767</a>
<a name="27"><span class="lineNum"> 27 </span> : </a>
<a name="28"><span class="lineNum"> 28 </span> : static int needs_quote(const WCHAR* arg)</a>
<a name="29"><span class="lineNum"> 29 </span> : {</a>
<a name="30"><span class="lineNum"> 30 </span> : while (*arg) {</a>
<a name="31"><span class="lineNum"> 31 </span> : if (*arg == L' ' || *arg == L'\t' || *arg == L'&quot;')</a>
<a name="32"><span class="lineNum"> 32 </span> : return 1;</a>
<a name="33"><span class="lineNum"> 33 </span> : ++arg;</a>
<a name="34"><span class="lineNum"> 34 </span> : }</a>
<a name="35"><span class="lineNum"> 35 </span> : </a>
<a name="36"><span class="lineNum"> 36 </span> : return 0;</a>
<a name="37"><span class="lineNum"> 37 </span> : }</a>
<a name="38"><span class="lineNum"> 38 </span> : </a>
<a name="39"><span class="lineNum"> 39 </span> : #define charcat(c) \</a>
<a name="40"><span class="lineNum"> 40 </span> : do { \</a>
<a name="41"><span class="lineNum"> 41 </span> : if (pos + 1 &gt;= size) \</a>
<a name="42"><span class="lineNum"> 42 </span> : return -1; \</a>
<a name="43"><span class="lineNum"> 43 </span> : cmd[pos++] = (c); \</a>
<a name="44"><span class="lineNum"> 44 </span> : } while (0)</a>
<a name="45"><span class="lineNum"> 45 </span> : </a>
<a name="46"><span class="lineNum"> 46 </span> : static int argcat(WCHAR* cmd, int size, int pos, const WCHAR* arg)</a>
<a name="47"><span class="lineNum"> 47 </span> : {</a>
<a name="48"><span class="lineNum"> 48 </span> : int has_quote;</a>
<a name="49"><span class="lineNum"> 49 </span> : </a>
<a name="50"><span class="lineNum"> 50 </span> : /* space separator */</a>
<a name="51"><span class="lineNum"> 51 </span> : if (pos != 0)</a>
<a name="52"><span class="lineNum"> 52 </span> : charcat(L' ');</a>
<a name="53"><span class="lineNum"> 53 </span> : </a>
<a name="54"><span class="lineNum"> 54 </span> : has_quote = needs_quote(arg);</a>
<a name="55"><span class="lineNum"> 55 </span> : </a>
<a name="56"><span class="lineNum"> 56 </span> : if (!has_quote) {</a>
<a name="57"><span class="lineNum"> 57 </span> : while (*arg)</a>
<a name="58"><span class="lineNum"> 58 </span> : charcat(*arg++);</a>
<a name="59"><span class="lineNum"> 59 </span> : } else {</a>
<a name="60"><span class="lineNum"> 60 </span> : /* starting quote */</a>
<a name="61"><span class="lineNum"> 61 </span> : charcat(L'&quot;');</a>
<a name="62"><span class="lineNum"> 62 </span> : </a>
<a name="63"><span class="lineNum"> 63 </span> : while (*arg) {</a>
<a name="64"><span class="lineNum"> 64 </span> : int bl = 0;</a>
<a name="65"><span class="lineNum"> 65 </span> : while (*arg == L'\\') {</a>
<a name="66"><span class="lineNum"> 66 </span> : ++arg;</a>
<a name="67"><span class="lineNum"> 67 </span> : ++bl;</a>
<a name="68"><span class="lineNum"> 68 </span> : }</a>
<a name="69"><span class="lineNum"> 69 </span> : </a>
<a name="70"><span class="lineNum"> 70 </span> : if (*arg == 0) {</a>
<a name="71"><span class="lineNum"> 71 </span> : /* double backslashes before closing quote */</a>
<a name="72"><span class="lineNum"> 72 </span> : bl = bl * 2;</a>
<a name="73"><span class="lineNum"> 73 </span> : while (bl--)</a>
<a name="74"><span class="lineNum"> 74 </span> : charcat(L'\\');</a>
<a name="75"><span class="lineNum"> 75 </span> : } else if (*arg == '&quot;') {</a>
<a name="76"><span class="lineNum"> 76 </span> : /* double backslashes + escape the quote */</a>
<a name="77"><span class="lineNum"> 77 </span> : bl = bl * 2 + 1;</a>
<a name="78"><span class="lineNum"> 78 </span> : while (bl--)</a>
<a name="79"><span class="lineNum"> 79 </span> : charcat(L'\\');</a>
<a name="80"><span class="lineNum"> 80 </span> : charcat(L'&quot;');</a>
<a name="81"><span class="lineNum"> 81 </span> : ++arg;</a>
<a name="82"><span class="lineNum"> 82 </span> : } else {</a>
<a name="83"><span class="lineNum"> 83 </span> : /* normal backslashes */</a>
<a name="84"><span class="lineNum"> 84 </span> : while (bl--)</a>
<a name="85"><span class="lineNum"> 85 </span> : charcat(L'\\');</a>
<a name="86"><span class="lineNum"> 86 </span> : charcat(*arg);</a>
<a name="87"><span class="lineNum"> 87 </span> : ++arg;</a>
<a name="88"><span class="lineNum"> 88 </span> : }</a>
<a name="89"><span class="lineNum"> 89 </span> : }</a>
<a name="90"><span class="lineNum"> 90 </span> : </a>
<a name="91"><span class="lineNum"> 91 </span> : /* ending quote */</a>
<a name="92"><span class="lineNum"> 92 </span> : charcat(L'&quot;');</a>
<a name="93"><span class="lineNum"> 93 </span> : }</a>
<a name="94"><span class="lineNum"> 94 </span> : </a>
<a name="95"><span class="lineNum"> 95 </span> : return pos;</a>
<a name="96"><span class="lineNum"> 96 </span> : }</a>
<a name="97"><span class="lineNum"> 97 </span> : </a>
<a name="98"><span class="lineNum"> 98 </span> : static char* argutf8(const WCHAR* arg)</a>
<a name="99"><span class="lineNum"> 99 </span> : {</a>
<a name="100"><span class="lineNum"> 100 </span> : size_t len = wcslen(arg);</a>
<a name="101"><span class="lineNum"> 101 </span> : char* utf8_arg;</a>
<a name="102"><span class="lineNum"> 102 </span> : DWORD utf8_len;</a>
<a name="103"><span class="lineNum"> 103 </span> : DWORD res;</a>
<a name="104"><span class="lineNum"> 104 </span> : </a>
<a name="105"><span class="lineNum"> 105 </span> : utf8_len = WideCharToMultiByte(CP_UTF8, 0, arg, len + 1 /* include final null */, 0, 0, 0, 0);</a>
<a name="106"><span class="lineNum"> 106 </span> : </a>
<a name="107"><span class="lineNum"> 107 </span> : utf8_arg = malloc(utf8_len);</a>
<a name="108"><span class="lineNum"> 108 </span> : if (!utf8_arg)</a>
<a name="109"><span class="lineNum"> 109 </span> : return 0;</a>
<a name="110"><span class="lineNum"> 110 </span> : </a>
<a name="111"><span class="lineNum"> 111 </span> : res = WideCharToMultiByte(CP_UTF8, 0, arg, len + 1 /* include final null */, utf8_arg, utf8_len, 0, 0);</a>
<a name="112"><span class="lineNum"> 112 </span> : if (res != utf8_len)</a>
<a name="113"><span class="lineNum"> 113 </span> : return 0;</a>
<a name="114"><span class="lineNum"> 114 </span> : </a>
<a name="115"><span class="lineNum"> 115 </span> : return utf8_arg;</a>
<a name="116"><span class="lineNum"> 116 </span> : }</a>
<a name="117"><span class="lineNum"> 117 </span> : </a>
<a name="118"><span class="lineNum"> 118 </span> : /* Global variable to store child process handle */</a>
<a name="119"><span class="lineNum"> 119 </span> : static HANDLE child_process = NULL;</a>
<a name="120"><span class="lineNum"> 120 </span> : </a>
<a name="121"><span class="lineNum"> 121 </span> : /* Console control handler - forwards Ctrl+C, Ctrl+Break to child */</a>
<a name="122"><span class="lineNum"> 122 </span> : static BOOL WINAPI console_handler(DWORD ctrl_type)</a>
<a name="123"><span class="lineNum"> 123 </span> : {</a>
<a name="124"><span class="lineNum"> 124 </span> : /* if no child, default behavior */</a>
<a name="125"><span class="lineNum"> 125 </span> : if (child_process == NULL)</a>
<a name="126"><span class="lineNum"> 126 </span> : return FALSE;</a>
<a name="127"><span class="lineNum"> 127 </span> : </a>
<a name="128"><span class="lineNum"> 128 </span> : switch (ctrl_type) {</a>
<a name="129"><span class="lineNum"> 129 </span> : case CTRL_C_EVENT :</a>
<a name="130"><span class="lineNum"> 130 </span> : case CTRL_BREAK_EVENT :</a>
<a name="131"><span class="lineNum"> 131 </span> : /*</a>
<a name="132"><span class="lineNum"> 132 </span> : * Return TRUE to prevent parent termination. The child process</a>
<a name="133"><span class="lineNum"> 133 </span> : * will receive these events automatically because it's attached</a>
<a name="134"><span class="lineNum"> 134 </span> : * to the same console, so we don't need to forward them.</a>
<a name="135"><span class="lineNum"> 135 </span> : */</a>
<a name="136"><span class="lineNum"> 136 </span> : return TRUE; /* signal handled, don't terminate parent */</a>
<a name="137"><span class="lineNum"> 137 </span> : case CTRL_CLOSE_EVENT :</a>
<a name="138"><span class="lineNum"> 138 </span> : case CTRL_LOGOFF_EVENT :</a>
<a name="139"><span class="lineNum"> 139 </span> : case CTRL_SHUTDOWN_EVENT :</a>
<a name="140"><span class="lineNum"> 140 </span> : /*</a>
<a name="141"><span class="lineNum"> 141 </span> : * Return TRUE to prevent our termination while child handles shutdown.</a>
<a name="142"><span class="lineNum"> 142 </span> : * The child receives these events automatically (same console).</a>
<a name="143"><span class="lineNum"> 143 </span> : * Note: Windows will forcibly kill us after a timeout regardless</a>
<a name="144"><span class="lineNum"> 144 </span> : * of returning TRUE: ~5 seconds for CLOSE_EVENT and LOGOFF_EVENT,</a>
<a name="145"><span class="lineNum"> 145 </span> : * ~5-20 seconds for SHUTDOWN_EVENT (configurable in registry).</a>
<a name="146"><span class="lineNum"> 146 </span> : */</a>
<a name="147"><span class="lineNum"> 147 </span> : return TRUE; /* signal handled, but Windows will kill us after timeout */</a>
<a name="148"><span class="lineNum"> 148 </span> : default :</a>
<a name="149"><span class="lineNum"> 149 </span> : return FALSE;</a>
<a name="150"><span class="lineNum"> 150 </span> : }</a>
<a name="151"><span class="lineNum"> 151 </span> : }</a>
<a name="152"><span class="lineNum"> 152 </span> : </a>
<a name="153"><span class="lineNum"> 153 </span> : int main(int argc, char* argv[])</a>
<a name="154"><span class="lineNum"> 154 </span> : {</a>
<a name="155"><span class="lineNum"> 155 </span> : int wide_argc;</a>
<a name="156"><span class="lineNum"> 156 </span> : WCHAR** wide_argv;</a>
<a name="157"><span class="lineNum"> 157 </span> : int utf8_argc;</a>
<a name="158"><span class="lineNum"> 158 </span> : char** utf8_argv;</a>
<a name="159"><span class="lineNum"> 159 </span> : WCHAR app_buffer[COMMAND_LINE_MAX];</a>
<a name="160"><span class="lineNum"> 160 </span> : WCHAR cmd_buffer[COMMAND_LINE_MAX];</a>
<a name="161"><span class="lineNum"> 161 </span> : DWORD res;</a>
<a name="162"><span class="lineNum"> 162 </span> : int i;</a>
<a name="163"><span class="lineNum"> 163 </span> : int pos;</a>
<a name="164"><span class="lineNum"> 164 </span> : int mode;</a>
<a name="165"><span class="lineNum"> 165 </span> : int ret;</a>
<a name="166"><span class="lineNum"> 166 </span> : </a>
<a name="167"><span class="lineNum"> 167 </span> : (void)argc;</a>
<a name="168"><span class="lineNum"> 168 </span> : (void)argv;</a>
<a name="169"><span class="lineNum"> 169 </span> : </a>
<a name="170"><span class="lineNum"> 170 </span> : res = GetModuleFileNameW(NULL, app_buffer, sizeof(app_buffer));</a>
<a name="171"><span class="lineNum"> 171 </span> : if (res == 0 || res &gt;= sizeof(app_buffer)) {</a>
<a name="172"><span class="lineNum"> 172 </span> : exit(EXIT_FAILURE);</a>
<a name="173"><span class="lineNum"> 173 </span> : }</a>
<a name="174"><span class="lineNum"> 174 </span> : </a>
<a name="175"><span class="lineNum"> 175 </span> : wide_argv = CommandLineToArgvW(GetCommandLineW(), &amp;wide_argc);</a>
<a name="176"><span class="lineNum"> 176 </span> : if (!wide_argv) {</a>
<a name="177"><span class="lineNum"> 177 </span> : exit(EXIT_FAILURE);</a>
<a name="178"><span class="lineNum"> 178 </span> : }</a>
<a name="179"><span class="lineNum"> 179 </span> : </a>
<a name="180"><span class="lineNum"> 180 </span> : utf8_argc = 0;</a>
<a name="181"><span class="lineNum"> 181 </span> : utf8_argv = malloc((wide_argc + 1) * sizeof(void*));</a>
<a name="182"><span class="lineNum"> 182 </span> : if (!utf8_argv) {</a>
<a name="183"><span class="lineNum"> 183 </span> : exit(EXIT_FAILURE);</a>
<a name="184"><span class="lineNum"> 184 </span> : }</a>
<a name="185"><span class="lineNum"> 185 </span> : </a>
<a name="186"><span class="lineNum"> 186 </span> : pos = argcat(cmd_buffer, sizeof(cmd_buffer), 0, app_buffer);</a>
<a name="187"><span class="lineNum"> 187 </span> : if (pos &lt; 0) {</a>
<a name="188"><span class="lineNum"> 188 </span> : exit(EXIT_FAILURE);</a>
<a name="189"><span class="lineNum"> 189 </span> : }</a>
<a name="190"><span class="lineNum"> 190 </span> : </a>
<a name="191"><span class="lineNum"> 191 </span> : utf8_argv[0] = argutf8(app_buffer);</a>
<a name="192"><span class="lineNum"> 192 </span> : if (!utf8_argv[0]) {</a>
<a name="193"><span class="lineNum"> 193 </span> : exit(EXIT_FAILURE);</a>
<a name="194"><span class="lineNum"> 194 </span> : }</a>
<a name="195"><span class="lineNum"> 195 </span> : utf8_argc = 1;</a>
<a name="196"><span class="lineNum"> 196 </span> : </a>
<a name="197"><span class="lineNum"> 197 </span> : mode = MODE_DEFAULT;</a>
<a name="198"><span class="lineNum"> 198 </span> : for (i = 1; i &lt; wide_argc; i++) {</a>
<a name="199"><span class="lineNum"> 199 </span> : if (wcscmp(wide_argv[i], L&quot;-s&quot;) == 0 || wcscmp(wide_argv[i], L&quot;--spin-down-on-error&quot;) == 0) {</a>
<a name="200"><span class="lineNum"> 200 </span> : mode = MODE_SPINDOWN;</a>
<a name="201"><span class="lineNum"> 201 </span> : } else {</a>
<a name="202"><span class="lineNum"> 202 </span> : pos = argcat(cmd_buffer, sizeof(cmd_buffer), pos, wide_argv[i]);</a>
<a name="203"><span class="lineNum"> 203 </span> : if (pos &lt; 0) {</a>
<a name="204"><span class="lineNum"> 204 </span> : exit(EXIT_FAILURE);</a>
<a name="205"><span class="lineNum"> 205 </span> : }</a>
<a name="206"><span class="lineNum"> 206 </span> : utf8_argv[utf8_argc] = argutf8(wide_argv[i]);</a>
<a name="207"><span class="lineNum"> 207 </span> : if (!utf8_argv[utf8_argc]) {</a>
<a name="208"><span class="lineNum"> 208 </span> : exit(EXIT_FAILURE);</a>
<a name="209"><span class="lineNum"> 209 </span> : }</a>
<a name="210"><span class="lineNum"> 210 </span> : ++utf8_argc;</a>
<a name="211"><span class="lineNum"> 211 </span> : }</a>
<a name="212"><span class="lineNum"> 212 </span> : }</a>
<a name="213"><span class="lineNum"> 213 </span> : utf8_argv[utf8_argc] = 0;</a>
<a name="214"><span class="lineNum"> 214 </span> : cmd_buffer[pos] = 0;</a>
<a name="215"><span class="lineNum"> 215 </span> : </a>
<a name="216"><span class="lineNum"> 216 </span> : LocalFree(wide_argv);</a>
<a name="217"><span class="lineNum"> 217 </span> : </a>
<a name="218"><span class="lineNum"> 218 </span> : if (mode == MODE_DEFAULT) {</a>
<a name="219"><span class="lineNum"> 219 </span> : ret = snapraid_main(utf8_argc, utf8_argv);</a>
<a name="220"><span class="lineNum"> 220 </span> : } else {</a>
<a name="221"><span class="lineNum"> 221 </span> : STARTUPINFOW si;</a>
<a name="222"><span class="lineNum"> 222 </span> : PROCESS_INFORMATION pi;</a>
<a name="223"><span class="lineNum"> 223 </span> : DWORD wait;</a>
<a name="224"><span class="lineNum"> 224 </span> : </a>
<a name="225"><span class="lineNum"> 225 </span> : /* install console control handler */</a>
<a name="226"><span class="lineNum"> 226 </span> : if (!SetConsoleCtrlHandler(console_handler, TRUE)) {</a>
<a name="227"><span class="lineNum"> 227 </span> : fprintf(stderr, &quot;Failed to set console handler\n&quot;);</a>
<a name="228"><span class="lineNum"> 228 </span> : exit(EXIT_FAILURE);</a>
<a name="229"><span class="lineNum"> 229 </span> : }</a>
<a name="230"><span class="lineNum"> 230 </span> : </a>
<a name="231"><span class="lineNum"> 231 </span> : ZeroMemory(&amp;si, sizeof(si));</a>
<a name="232"><span class="lineNum"> 232 </span> : si.cb = sizeof(si);</a>
<a name="233"><span class="lineNum"> 233 </span> : ZeroMemory(&amp;pi, sizeof(pi));</a>
<a name="234"><span class="lineNum"> 234 </span> : </a>
<a name="235"><span class="lineNum"> 235 </span> : if (!CreateProcessW(app_buffer, cmd_buffer, NULL, NULL, FALSE, 0, NULL, NULL, &amp;si, &amp;pi)) {</a>
<a name="236"><span class="lineNum"> 236 </span> : fprintf(stderr, &quot;Failed to exec SnapRAID\n&quot;);</a>
<a name="237"><span class="lineNum"> 237 </span> : exit(EXIT_FAILURE);</a>
<a name="238"><span class="lineNum"> 238 </span> : }</a>
<a name="239"><span class="lineNum"> 239 </span> : </a>
<a name="240"><span class="lineNum"> 240 </span> : /* store child process handle for signal handler */</a>
<a name="241"><span class="lineNum"> 241 </span> : child_process = pi.hProcess;</a>
<a name="242"><span class="lineNum"> 242 </span> : </a>
<a name="243"><span class="lineNum"> 243 </span> : wait = WaitForSingleObject(pi.hProcess, INFINITE);</a>
<a name="244"><span class="lineNum"> 244 </span> : if (wait != WAIT_OBJECT_0) {</a>
<a name="245"><span class="lineNum"> 245 </span> : fprintf(stderr, &quot;WaitForSingleObject failed: %lu\n&quot;, (unsigned long)GetLastError());</a>
<a name="246"><span class="lineNum"> 246 </span> : TerminateProcess(pi.hProcess, 1);</a>
<a name="247"><span class="lineNum"> 247 </span> : CloseHandle(pi.hThread);</a>
<a name="248"><span class="lineNum"> 248 </span> : CloseHandle(pi.hProcess);</a>
<a name="249"><span class="lineNum"> 249 </span> : return 1;</a>
<a name="250"><span class="lineNum"> 250 </span> : }</a>
<a name="251"><span class="lineNum"> 251 </span> : </a>
<a name="252"><span class="lineNum"> 252 </span> : /* clear child process handle */</a>
<a name="253"><span class="lineNum"> 253 </span> : child_process = NULL;</a>
<a name="254"><span class="lineNum"> 254 </span> : </a>
<a name="255"><span class="lineNum"> 255 </span> : if (!GetExitCodeProcess(pi.hProcess, &amp;res)) {</a>
<a name="256"><span class="lineNum"> 256 </span> : fprintf(stderr, &quot;GetExitCodeProcess failed: %lu\n&quot;, (unsigned long)GetLastError());</a>
<a name="257"><span class="lineNum"> 257 </span> : CloseHandle(pi.hThread);</a>
<a name="258"><span class="lineNum"> 258 </span> : CloseHandle(pi.hProcess);</a>
<a name="259"><span class="lineNum"> 259 </span> : return 1;</a>
<a name="260"><span class="lineNum"> 260 </span> : }</a>
<a name="261"><span class="lineNum"> 261 </span> : </a>
<a name="262"><span class="lineNum"> 262 </span> : CloseHandle(pi.hThread);</a>
<a name="263"><span class="lineNum"> 263 </span> : CloseHandle(pi.hProcess);</a>
<a name="264"><span class="lineNum"> 264 </span> : </a>
<a name="265"><span class="lineNum"> 265 </span> : ret = res;</a>
<a name="266"><span class="lineNum"> 266 </span> : </a>
<a name="267"><span class="lineNum"> 267 </span> : if (ret != 0) {</a>
<a name="268"><span class="lineNum"> 268 </span> : char* spindown_argv[3];</a>
<a name="269"><span class="lineNum"> 269 </span> : spindown_argv[0] = utf8_argv[0];</a>
<a name="270"><span class="lineNum"> 270 </span> : spindown_argv[1] = &quot;down&quot;;</a>
<a name="271"><span class="lineNum"> 271 </span> : spindown_argv[2] = 0;</a>
<a name="272"><span class="lineNum"> 272 </span> : </a>
<a name="273"><span class="lineNum"> 273 </span> : /* sync all disks */</a>
<a name="274"><span class="lineNum"> 274 </span> : printf(&quot;Flush...\n&quot;);</a>
<a name="275"><span class="lineNum"> 275 </span> : if (sync() != 0)</a>
<a name="276"><span class="lineNum"> 276 </span> : printf(&quot;WARNING! Failed to flush disks!\n&quot;);</a>
<a name="277"><span class="lineNum"> 277 </span> : </a>
<a name="278"><span class="lineNum"> 278 </span> : snapraid_main(2, spindown_argv);</a>
<a name="279"><span class="lineNum"> 279 </span> : }</a>
<a name="280"><span class="lineNum"> 280 </span> : }</a>
<a name="281"><span class="lineNum"> 281 </span> : </a>
<a name="282"><span class="lineNum"> 282 </span> : for (i = 0; i &lt; utf8_argc; ++i)</a>
<a name="283"><span class="lineNum"> 283 </span> : free(utf8_argv[i]);</a>
<a name="284"><span class="lineNum"> 284 </span> : free(utf8_argv);</a>
<a name="285"><span class="lineNum"> 285 </span> : </a>
<a name="286"><span class="lineNum"> 286 </span> : return ret;</a>
<a name="287"><span class="lineNum"> 287 </span> : }</a>
<a name="288"><span class="lineNum"> 288 </span> : #else</a>
<a name="289"><span class="lineNum"> 289 </span> : </a>
<a name="290"><span class="lineNum"> 290 </span> : char full_argv0[PATH_MAX];</a>
<a name="291"><span class="lineNum"> 291 </span> : </a>
<a name="292"><span class="lineNum"> 292 </span><span class="lineCov"> 1 : const char* get_argv0(const char* argv0)</span></a>
<a name="293"><span class="lineNum"> 293 </span> : {</a>
<a name="294"><span class="lineNum"> 294 </span><span class="lineCov"> 1 : ssize_t len = readlink(&quot;/proc/self/exe&quot;, full_argv0, sizeof(full_argv0) - 1);</span></a>
<a name="295"><span class="lineNum"> 295 </span><span class="lineCov"> 1 : if (len != -1) {</span></a>
<a name="296"><span class="lineNum"> 296 </span><span class="lineCov"> 1 : full_argv0[len] = '\0';</span></a>
<a name="297"><span class="lineNum"> 297 </span><span class="lineCov"> 1 : return full_argv0;</span></a>
<a name="298"><span class="lineNum"> 298 </span> : } else {</a>
<a name="299"><span class="lineNum"> 299 </span> : #ifdef __APPLE__</a>
<a name="300"><span class="lineNum"> 300 </span> : uint32_t size = sizeof(full_argv0);</a>
<a name="301"><span class="lineNum"> 301 </span> : if (_NSGetExecutablePath(full_argv0, &amp;size) == 0)</a>
<a name="302"><span class="lineNum"> 302 </span> : return full_argv0;</a>
<a name="303"><span class="lineNum"> 303 </span> : #endif</a>
<a name="304"><span class="lineNum"> 304 </span> : }</a>
<a name="305"><span class="lineNum"> 305 </span><span class="lineNoCov"> 0 : return argv0;</span></a>
<a name="306"><span class="lineNum"> 306 </span> : }</a>
<a name="307"><span class="lineNum"> 307 </span> : </a>
<a name="308"><span class="lineNum"> 308 </span> : /* global variable to store child PID for signal handler */</a>
<a name="309"><span class="lineNum"> 309 </span> : static volatile pid_t child_pid = 0;</a>
<a name="310"><span class="lineNum"> 310 </span> : </a>
<a name="311"><span class="lineNum"> 311 </span> : /* signal handler that forwards signals to child */</a>
<a name="312"><span class="lineNum"> 312 </span> : /* LCOV_EXCL_START */</a>
<a name="313"><span class="lineNum"> 313 </span> : static void forward_signal(int sig)</a>
<a name="314"><span class="lineNum"> 314 </span> : {</a>
<a name="315"><span class="lineNum"> 315 </span> : if (child_pid &gt; 0) {</a>
<a name="316"><span class="lineNum"> 316 </span> : kill(child_pid, sig);</a>
<a name="317"><span class="lineNum"> 317 </span> : }</a>
<a name="318"><span class="lineNum"> 318 </span> : }</a>
<a name="319"><span class="lineNum"> 319 </span> : /* LCOV_EXCL_STOP */</a>
<a name="320"><span class="lineNum"> 320 </span> : </a>
<a name="321"><span class="lineNum"> 321 </span><span class="lineCov"> 280 : int main(int argc, char* argv[])</span></a>
<a name="322"><span class="lineNum"> 322 </span> : {</a>
<a name="323"><span class="lineNum"> 323 </span> : int mode;</a>
<a name="324"><span class="lineNum"> 324 </span> : int i, j;</a>
<a name="325"><span class="lineNum"> 325 </span> : int ret;</a>
<a name="326"><span class="lineNum"> 326 </span> : </a>
<a name="327"><span class="lineNum"> 327 </span><span class="lineCov"> 280 : mode = MODE_DEFAULT;</span></a>
<a name="328"><span class="lineNum"> 328 </span><span class="lineCov"> 280 : j = 1;</span></a>
<a name="329"><span class="lineNum"> 329 </span><span class="lineCov"> 4192 : for (i = 1; i &lt; argc; ++i) {</span></a>
<a name="330"><span class="lineNum"> 330 </span><span class="lineCov"> 3912 : if (strcmp(argv[i], &quot;-s&quot;) == 0 || strcmp(argv[i], &quot;--spin-down-on-error&quot;) == 0) {</span></a>
<a name="331"><span class="lineNum"> 331 </span><span class="lineCov"> 1 : mode = MODE_SPINDOWN;</span></a>
<a name="332"><span class="lineNum"> 332 </span> : } else {</a>
<a name="333"><span class="lineNum"> 333 </span><span class="lineCov"> 3911 : argv[j] = argv[i];</span></a>
<a name="334"><span class="lineNum"> 334 </span><span class="lineCov"> 3911 : ++j;</span></a>
<a name="335"><span class="lineNum"> 335 </span> : }</a>
<a name="336"><span class="lineNum"> 336 </span> : }</a>
<a name="337"><span class="lineNum"> 337 </span><span class="lineCov"> 280 : argc = j;</span></a>
<a name="338"><span class="lineNum"> 338 </span><span class="lineCov"> 280 : argv[argc] = 0;</span></a>
<a name="339"><span class="lineNum"> 339 </span> : </a>
<a name="340"><span class="lineNum"> 340 </span><span class="lineCov"> 280 : if (mode == MODE_DEFAULT) {</span></a>
<a name="341"><span class="lineNum"> 341 </span><span class="lineCov"> 279 : ret = snapraid_main(argc, argv);</span></a>
<a name="342"><span class="lineNum"> 342 </span> : } else {</a>
<a name="343"><span class="lineNum"> 343 </span> : struct sigaction sa;</a>
<a name="344"><span class="lineNum"> 344 </span> : </a>
<a name="345"><span class="lineNum"> 345 </span> : /* set up signal handler to ignore signals */</a>
<a name="346"><span class="lineNum"> 346 </span><span class="lineCov"> 1 : sa.sa_handler = forward_signal;</span></a>
<a name="347"><span class="lineNum"> 347 </span><span class="lineCov"> 1 : sigemptyset(&amp;sa.sa_mask);</span></a>
<a name="348"><span class="lineNum"> 348 </span><span class="lineCov"> 1 : sa.sa_flags = SA_RESTART; /* restart interrupted system calls */</span></a>
<a name="349"><span class="lineNum"> 349 </span> : </a>
<a name="350"><span class="lineNum"> 350 </span> : /* install forwarding handler for signals */</a>
<a name="351"><span class="lineNum"> 351 </span><span class="lineCov"> 1 : sigaction(SIGINT, &amp;sa, NULL); /* Ctrl+C */</span></a>
<a name="352"><span class="lineNum"> 352 </span><span class="lineCov"> 1 : sigaction(SIGQUIT, &amp;sa, NULL); /* Ctrl+\ */</span></a>
<a name="353"><span class="lineNum"> 353 </span><span class="lineCov"> 1 : sigaction(SIGTERM, &amp;sa, NULL); /* termination */</span></a>
<a name="354"><span class="lineNum"> 354 </span><span class="lineCov"> 1 : sigaction(SIGHUP, &amp;sa, NULL); /* hangup */</span></a>
<a name="355"><span class="lineNum"> 355 </span><span class="lineCov"> 1 : sigaction(SIGUSR1, &amp;sa, NULL); /* user-defined 1 */</span></a>
<a name="356"><span class="lineNum"> 356 </span><span class="lineCov"> 1 : sigaction(SIGUSR2, &amp;sa, NULL); /* user-defined 2 */</span></a>
<a name="357"><span class="lineNum"> 357 </span> : </a>
<a name="358"><span class="lineNum"> 358 </span><span class="lineCov"> 1 : pid_t pid = fork();</span></a>
<a name="359"><span class="lineNum"> 359 </span><span class="lineCov"> 2 : if (pid == -1) {</span></a>
<a name="360"><span class="lineNum"> 360 </span> : /* LCOV_EXCL_START */</a>
<a name="361"><span class="lineNum"> 361 </span> : perror(&quot;Failed to fork SnapRAID&quot;);</a>
<a name="362"><span class="lineNum"> 362 </span> : exit(EXIT_FAILURE);</a>
<a name="363"><span class="lineNum"> 363 </span> : /* LCOV_EXCL_STOP */</a>
<a name="364"><span class="lineNum"> 364 </span> : }</a>
<a name="365"><span class="lineNum"> 365 </span> : </a>
<a name="366"><span class="lineNum"> 366 </span><span class="lineCov"> 2 : if (pid == 0) {</span></a>
<a name="367"><span class="lineNum"> 367 </span> : /* child process */</a>
<a name="368"><span class="lineNum"> 368 </span> : </a>
<a name="369"><span class="lineNum"> 369 </span> : /* restore default signal handlers */</a>
<a name="370"><span class="lineNum"> 370 </span><span class="lineCov"> 1 : signal(SIGINT, SIG_DFL);</span></a>
<a name="371"><span class="lineNum"> 371 </span><span class="lineCov"> 1 : signal(SIGQUIT, SIG_DFL);</span></a>
<a name="372"><span class="lineNum"> 372 </span><span class="lineCov"> 1 : signal(SIGTERM, SIG_DFL);</span></a>
<a name="373"><span class="lineNum"> 373 </span><span class="lineCov"> 1 : signal(SIGHUP, SIG_DFL);</span></a>
<a name="374"><span class="lineNum"> 374 </span><span class="lineCov"> 1 : signal(SIGUSR1, SIG_DFL);</span></a>
<a name="375"><span class="lineNum"> 375 </span><span class="lineCov"> 1 : signal(SIGUSR2, SIG_DFL);</span></a>
<a name="376"><span class="lineNum"> 376 </span> : </a>
<a name="377"><span class="lineNum"> 377 </span><span class="lineCov"> 1 : execvp(get_argv0(argv[0]), argv);</span></a>
<a name="378"><span class="lineNum"> 378 </span> : </a>
<a name="379"><span class="lineNum"> 379 </span> : /* here it's an error */</a>
<a name="380"><span class="lineNum"> 380 </span> : /* LCOV_EXCL_START */</a>
<a name="381"><span class="lineNum"> 381 </span> : perror(&quot;Failed to exec SnapRAID&quot;);</a>
<a name="382"><span class="lineNum"> 382 </span> : exit(EXIT_FAILURE);</a>
<a name="383"><span class="lineNum"> 383 </span> : /* LCOV_EXCL_STOP */</a>
<a name="384"><span class="lineNum"> 384 </span> : } else {</a>
<a name="385"><span class="lineNum"> 385 </span> : /* parent process */</a>
<a name="386"><span class="lineNum"> 386 </span> : int status;</a>
<a name="387"><span class="lineNum"> 387 </span> : </a>
<a name="388"><span class="lineNum"> 388 </span> : /* store child PID so signal handler can forward signals */</a>
<a name="389"><span class="lineNum"> 389 </span><span class="lineCov"> 1 : child_pid = pid;</span></a>
<a name="390"><span class="lineNum"> 390 </span> : </a>
<a name="391"><span class="lineNum"> 391 </span> : do {</a>
<a name="392"><span class="lineNum"> 392 </span><span class="lineCov"> 1 : ret = waitpid(pid, &amp;status, 0);</span></a>
<a name="393"><span class="lineNum"> 393 </span><span class="lineCov"> 1 : } while (ret == -1 &amp;&amp; errno == EINTR); /* retry if interrupted by signal */</span></a>
<a name="394"><span class="lineNum"> 394 </span> : </a>
<a name="395"><span class="lineNum"> 395 </span><span class="lineCov"> 1 : if (ret == -1) {</span></a>
<a name="396"><span class="lineNum"> 396 </span> : /* LCOV_EXCL_START */</a>
<a name="397"><span class="lineNum"> 397 </span> : perror(&quot;Failed to wait for SnapRAID&quot;);</a>
<a name="398"><span class="lineNum"> 398 </span> : exit(EXIT_FAILURE);</a>
<a name="399"><span class="lineNum"> 399 </span> : /* LCOV_EXCL_STOP */</a>
<a name="400"><span class="lineNum"> 400 </span> : }</a>
<a name="401"><span class="lineNum"> 401 </span> : </a>
<a name="402"><span class="lineNum"> 402 </span> : /* clear child PID */</a>
<a name="403"><span class="lineNum"> 403 </span><span class="lineCov"> 1 : child_pid = 0;</span></a>
<a name="404"><span class="lineNum"> 404 </span> : </a>
<a name="405"><span class="lineNum"> 405 </span> : /* restore default signal handlers */</a>
<a name="406"><span class="lineNum"> 406 </span><span class="lineCov"> 1 : signal(SIGINT, SIG_DFL);</span></a>
<a name="407"><span class="lineNum"> 407 </span><span class="lineCov"> 1 : signal(SIGQUIT, SIG_DFL);</span></a>
<a name="408"><span class="lineNum"> 408 </span><span class="lineCov"> 1 : signal(SIGTERM, SIG_DFL);</span></a>
<a name="409"><span class="lineNum"> 409 </span><span class="lineCov"> 1 : signal(SIGHUP, SIG_DFL);</span></a>
<a name="410"><span class="lineNum"> 410 </span><span class="lineCov"> 1 : signal(SIGUSR1, SIG_DFL);</span></a>
<a name="411"><span class="lineNum"> 411 </span><span class="lineCov"> 1 : signal(SIGUSR2, SIG_DFL);</span></a>
<a name="412"><span class="lineNum"> 412 </span> : </a>
<a name="413"><span class="lineNum"> 413 </span><span class="lineCov"> 1 : if (WIFEXITED(status)) {</span></a>
<a name="414"><span class="lineNum"> 414 </span><span class="lineCov"> 1 : ret = WEXITSTATUS(status);</span></a>
<a name="415"><span class="lineNum"> 415 </span><span class="lineNoCov"> 0 : } else if (WIFSIGNALED(status)) {</span></a>
<a name="416"><span class="lineNum"> 416 </span> : /* terminated by signal */</a>
<a name="417"><span class="lineNum"> 417 </span><span class="lineNoCov"> 0 : ret = 128 + WTERMSIG(status);</span></a>
<a name="418"><span class="lineNum"> 418 </span> : } else {</a>
<a name="419"><span class="lineNum"> 419 </span><span class="lineNoCov"> 0 : ret = -1;</span></a>
<a name="420"><span class="lineNum"> 420 </span> : }</a>
<a name="421"><span class="lineNum"> 421 </span> : </a>
<a name="422"><span class="lineNum"> 422 </span><span class="lineCov"> 1 : if (ret != 0) {</span></a>
<a name="423"><span class="lineNum"> 423 </span> : char* spindown_argv[3];</a>
<a name="424"><span class="lineNum"> 424 </span><span class="lineNoCov"> 0 : spindown_argv[0] = argv[0];</span></a>
<a name="425"><span class="lineNum"> 425 </span><span class="lineNoCov"> 0 : spindown_argv[1] = &quot;down&quot;;</span></a>
<a name="426"><span class="lineNum"> 426 </span><span class="lineNoCov"> 0 : spindown_argv[2] = 0;</span></a>
<a name="427"><span class="lineNum"> 427 </span> : </a>
<a name="428"><span class="lineNum"> 428 </span> : /* ignore sigpipe to allow spindown even if the terminal is closed */</a>
<a name="429"><span class="lineNum"> 429 </span><span class="lineNoCov"> 0 : signal(SIGPIPE, SIG_IGN);</span></a>
<a name="430"><span class="lineNum"> 430 </span> : </a>
<a name="431"><span class="lineNum"> 431 </span> : /* sync all disks */</a>
<a name="432"><span class="lineNum"> 432 </span><span class="lineNoCov"> 0 : printf(&quot;Flush...\n&quot;);</span></a>
<a name="433"><span class="lineNum"> 433 </span><span class="lineNoCov"> 0 : sync();</span></a>
<a name="434"><span class="lineNum"> 434 </span> : </a>
<a name="435"><span class="lineNum"> 435 </span><span class="lineNoCov"> 0 : snapraid_main(2, spindown_argv);</span></a>
<a name="436"><span class="lineNum"> 436 </span> : }</a>
<a name="437"><span class="lineNum"> 437 </span> : }</a>
<a name="438"><span class="lineNum"> 438 </span> : }</a>
<a name="439"><span class="lineNum"> 439 </span> : </a>
<a name="440"><span class="lineNum"> 440 </span><span class="lineCov"> 246 : return ret;</span></a>
<a name="441"><span class="lineNum"> 441 </span> : }</a>
<a name="442"><span class="lineNum"> 442 </span> : #endif</a>
</pre>
</td>
</tr>
</table>
<br>
<table width="100%" border=0 cellspacing=0 cellpadding=0>
<tr><td class="ruler"><img src="../glass.png" width=3 height=3 alt=""></td></tr>
<tr><td class="versionInfo">Generated by: <a href="https://github.com/linux-test-project/lcov" target="_parent">LCOV version 1.0</a></td></tr>
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<br>
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View file

@ -0,0 +1,76 @@
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html lang="en">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>LCOV - lcov.info - cmdline/metro.c - functions</title>
<link rel="stylesheet" type="text/css" href="../gcov.css">
</head>
<body>
<table width="100%" border=0 cellspacing=0 cellpadding=0>
<tr><td class="title">LCOV - code coverage report</td></tr>
<tr><td class="ruler"><img src="../glass.png" width=3 height=3 alt=""></td></tr>
<tr>
<td width="100%">
<table cellpadding=1 border=0 width="100%">
<tr>
<td width="10%" class="headerItem">Current view:</td>
<td width="35%" class="headerValue"><a href="../index.html">top level</a> - <a href="index.html">cmdline</a> - metro.c<span style="font-size: 80%;"> (<a href="metro.c.gcov.html">source</a> / functions)</span></td>
<td width="5%"></td>
<td width="15%"></td>
<td width="10%" class="headerCovTableHead">Hit</td>
<td width="10%" class="headerCovTableHead">Total</td>
<td width="15%" class="headerCovTableHead">Coverage</td>
</tr>
<tr>
<td class="headerItem">Test:</td>
<td class="headerValue">lcov.info</td>
<td></td>
<td class="headerItem">Lines:</td>
<td class="headerCovTableEntry">45</td>
<td class="headerCovTableEntry">45</td>
<td class="headerCovTableEntryHi">100.0 %</td>
</tr>
<tr>
<td class="headerItem">Date:</td>
<td class="headerValue">2025-10-28 11:59:11</td>
<td></td>
<td class="headerItem">Functions:</td>
<td class="headerCovTableEntry">1</td>
<td class="headerCovTableEntry">1</td>
<td class="headerCovTableEntryHi">100.0 %</td>
</tr>
<tr><td><img src="../glass.png" width=3 height=3 alt=""></td></tr>
</table>
</td>
</tr>
<tr><td class="ruler"><img src="../glass.png" width=3 height=3 alt=""></td></tr>
</table>
<center>
<table width="60%" cellpadding=1 cellspacing=1 border=0>
<tr><td><br></td></tr>
<tr>
<td width="80%" class="tableHead">Function Name <span class="tableHeadSort"><a href="metro.c.func.html"><img src="../updown.png" width=10 height=14 alt="Sort by function name" title="Sort by function name" border=0></a></span></td>
<td width="20%" class="tableHead">Hit count <span class="tableHeadSort"><img src="../glass.png" width=10 height=14 alt="Sort by hit count" title="Sort by hit count" border=0></span></td>
</tr>
<tr>
<td class="coverFn"><a href="metro.c.gcov.html#41">MetroHash128</a></td>
<td class="coverFnHi">393</td>
</tr>
</table>
<br>
</center>
<table width="100%" border=0 cellspacing=0 cellpadding=0>
<tr><td class="ruler"><img src="../glass.png" width=3 height=3 alt=""></td></tr>
<tr><td class="versionInfo">Generated by: <a href="https://github.com/linux-test-project/lcov" target="_parent">LCOV version 1.0</a></td></tr>
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View file

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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html lang="en">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>LCOV - lcov.info - cmdline/metro.c - functions</title>
<link rel="stylesheet" type="text/css" href="../gcov.css">
</head>
<body>
<table width="100%" border=0 cellspacing=0 cellpadding=0>
<tr><td class="title">LCOV - code coverage report</td></tr>
<tr><td class="ruler"><img src="../glass.png" width=3 height=3 alt=""></td></tr>
<tr>
<td width="100%">
<table cellpadding=1 border=0 width="100%">
<tr>
<td width="10%" class="headerItem">Current view:</td>
<td width="35%" class="headerValue"><a href="../index.html">top level</a> - <a href="index.html">cmdline</a> - metro.c<span style="font-size: 80%;"> (<a href="metro.c.gcov.html">source</a> / functions)</span></td>
<td width="5%"></td>
<td width="15%"></td>
<td width="10%" class="headerCovTableHead">Hit</td>
<td width="10%" class="headerCovTableHead">Total</td>
<td width="15%" class="headerCovTableHead">Coverage</td>
</tr>
<tr>
<td class="headerItem">Test:</td>
<td class="headerValue">lcov.info</td>
<td></td>
<td class="headerItem">Lines:</td>
<td class="headerCovTableEntry">45</td>
<td class="headerCovTableEntry">45</td>
<td class="headerCovTableEntryHi">100.0 %</td>
</tr>
<tr>
<td class="headerItem">Date:</td>
<td class="headerValue">2025-10-28 11:59:11</td>
<td></td>
<td class="headerItem">Functions:</td>
<td class="headerCovTableEntry">1</td>
<td class="headerCovTableEntry">1</td>
<td class="headerCovTableEntryHi">100.0 %</td>
</tr>
<tr><td><img src="../glass.png" width=3 height=3 alt=""></td></tr>
</table>
</td>
</tr>
<tr><td class="ruler"><img src="../glass.png" width=3 height=3 alt=""></td></tr>
</table>
<center>
<table width="60%" cellpadding=1 cellspacing=1 border=0>
<tr><td><br></td></tr>
<tr>
<td width="80%" class="tableHead">Function Name <span class="tableHeadSort"><img src="../glass.png" width=10 height=14 alt="Sort by function name" title="Sort by function name" border=0></span></td>
<td width="20%" class="tableHead">Hit count <span class="tableHeadSort"><a href="metro.c.func-sort-c.html"><img src="../updown.png" width=10 height=14 alt="Sort by hit count" title="Sort by hit count" border=0></a></span></td>
</tr>
<tr>
<td class="coverFn"><a href="metro.c.gcov.html#41">MetroHash128</a></td>
<td class="coverFnHi">393</td>
</tr>
</table>
<br>
</center>
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<tr><td class="ruler"><img src="../glass.png" width=3 height=3 alt=""></td></tr>
<tr><td class="versionInfo">Generated by: <a href="https://github.com/linux-test-project/lcov" target="_parent">LCOV version 1.0</a></td></tr>
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View file

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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html lang="en">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>LCOV - lcov.info - cmdline/metro.c</title>
<link rel="stylesheet" type="text/css" href="../gcov.css">
</head>
<body>
<table width="100%" border=0 cellspacing=0 cellpadding=0>
<tr><td class="title">LCOV - code coverage report</td></tr>
<tr><td class="ruler"><img src="../glass.png" width=3 height=3 alt=""></td></tr>
<tr>
<td width="100%">
<table cellpadding=1 border=0 width="100%">
<tr>
<td width="10%" class="headerItem">Current view:</td>
<td width="35%" class="headerValue"><a href="../index.html">top level</a> - <a href="index.html">cmdline</a> - metro.c<span style="font-size: 80%;"> (source / <a href="metro.c.func-sort-c.html">functions</a>)</span></td>
<td width="5%"></td>
<td width="15%"></td>
<td width="10%" class="headerCovTableHead">Hit</td>
<td width="10%" class="headerCovTableHead">Total</td>
<td width="15%" class="headerCovTableHead">Coverage</td>
</tr>
<tr>
<td class="headerItem">Test:</td>
<td class="headerValue">lcov.info</td>
<td></td>
<td class="headerItem">Lines:</td>
<td class="headerCovTableEntry">45</td>
<td class="headerCovTableEntry">45</td>
<td class="headerCovTableEntryHi">100.0 %</td>
</tr>
<tr>
<td class="headerItem">Date:</td>
<td class="headerValue">2025-10-28 11:59:11</td>
<td></td>
<td class="headerItem">Functions:</td>
<td class="headerCovTableEntry">1</td>
<td class="headerCovTableEntry">1</td>
<td class="headerCovTableEntryHi">100.0 %</td>
</tr>
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<pre class="sourceHeading"> Line data Source code</pre>
<pre class="source">
<a name="1"><span class="lineNum"> 1 </span> : /*</a>
<a name="2"><span class="lineNum"> 2 </span> : * Copyright (C) 2019 Andrea Mazzoleni</a>
<a name="3"><span class="lineNum"> 3 </span> : *</a>
<a name="4"><span class="lineNum"> 4 </span> : * This program is free software: you can redistribute it and/or modify</a>
<a name="5"><span class="lineNum"> 5 </span> : * it under the terms of the GNU General Public License as published by</a>
<a name="6"><span class="lineNum"> 6 </span> : * the Free Software Foundation, either version 3 of the License, or</a>
<a name="7"><span class="lineNum"> 7 </span> : * (at your option) any later version.</a>
<a name="8"><span class="lineNum"> 8 </span> : *</a>
<a name="9"><span class="lineNum"> 9 </span> : * This program is distributed in the hope that it will be useful,</a>
<a name="10"><span class="lineNum"> 10 </span> : * but WITHOUT ANY WARRANTY; without even the implied warranty of</a>
<a name="11"><span class="lineNum"> 11 </span> : * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the</a>
<a name="12"><span class="lineNum"> 12 </span> : * GNU General Public License for more details.</a>
<a name="13"><span class="lineNum"> 13 </span> : *</a>
<a name="14"><span class="lineNum"> 14 </span> : * You should have received a copy of the GNU General Public License</a>
<a name="15"><span class="lineNum"> 15 </span> : * along with this program. If not, see &lt;http://www.gnu.org/licenses/&gt;.</a>
<a name="16"><span class="lineNum"> 16 </span> : */</a>
<a name="17"><span class="lineNum"> 17 </span> : </a>
<a name="18"><span class="lineNum"> 18 </span> : /*</a>
<a name="19"><span class="lineNum"> 19 </span> : * Derivative work from metrohash128.cpp</a>
<a name="20"><span class="lineNum"> 20 </span> : *</a>
<a name="21"><span class="lineNum"> 21 </span> : * https://github.com/jandrewrogers/MetroHash/blob/master/src/metrohash128.cpp</a>
<a name="22"><span class="lineNum"> 22 </span> : *</a>
<a name="23"><span class="lineNum"> 23 </span> : * Copyright 2015-2018 J. Andrew Rogers</a>
<a name="24"><span class="lineNum"> 24 </span> : *</a>
<a name="25"><span class="lineNum"> 25 </span> : * Licensed under the Apache License, Version 2.0 (the &quot;License&quot;);</a>
<a name="26"><span class="lineNum"> 26 </span> : * you may not use this file except in compliance with the License.</a>
<a name="27"><span class="lineNum"> 27 </span> : * You may obtain a copy of the License at</a>
<a name="28"><span class="lineNum"> 28 </span> : *</a>
<a name="29"><span class="lineNum"> 29 </span> : * http://www.apache.org/licenses/LICENSE-2.0</a>
<a name="30"><span class="lineNum"> 30 </span> : *</a>
<a name="31"><span class="lineNum"> 31 </span> : * Unless required by applicable law or agreed to in writing, software</a>
<a name="32"><span class="lineNum"> 32 </span> : * distributed under the License is distributed on an &quot;AS IS&quot; BASIS,</a>
<a name="33"><span class="lineNum"> 33 </span> : * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.</a>
<a name="34"><span class="lineNum"> 34 </span> : * See the License for the specific language governing permissions and</a>
<a name="35"><span class="lineNum"> 35 </span> : * limitations under the License.</a>
<a name="36"><span class="lineNum"> 36 </span> : */</a>
<a name="37"><span class="lineNum"> 37 </span> : </a>
<a name="38"><span class="lineNum"> 38 </span> : static const uint64_t k0 = 0xC83A91E1;</a>
<a name="39"><span class="lineNum"> 39 </span> : static const uint64_t k1 = 0x8648DBDB;</a>
<a name="40"><span class="lineNum"> 40 </span> : static const uint64_t k2 = 0x7BDEC03B;</a>
<a name="41"><span class="lineNum"> 41 </span> : static const uint64_t k3 = 0x2F5870A5;</a>
<a name="42"><span class="lineNum"> 42 </span> : </a>
<a name="43"><span class="lineNum"> 43 </span><span class="lineCov"> 393 : void MetroHash128(const void* data, size_t size, const uint8_t* seed, uint8_t* digest)</span></a>
<a name="44"><span class="lineNum"> 44 </span> : {</a>
<a name="45"><span class="lineNum"> 45 </span><span class="lineCov"> 393 : const uint8_t* ptr = data;</span></a>
<a name="46"><span class="lineNum"> 46 </span> : uint64_t v[4];</a>
<a name="47"><span class="lineNum"> 47 </span> : </a>
<a name="48"><span class="lineNum"> 48 </span><span class="lineCov"> 393 : v[0] = (util_read64(seed) - k0) * k3;</span></a>
<a name="49"><span class="lineNum"> 49 </span><span class="lineCov"> 393 : v[1] = (util_read64(seed + 8) + k1) * k2;</span></a>
<a name="50"><span class="lineNum"> 50 </span> : </a>
<a name="51"><span class="lineNum"> 51 </span><span class="lineCov"> 393 : if (size &gt;= 32) {</span></a>
<a name="52"><span class="lineNum"> 52 </span><span class="lineCov"> 357 : v[2] = (util_read64(seed) + k0) * k2;</span></a>
<a name="53"><span class="lineNum"> 53 </span><span class="lineCov"> 357 : v[3] = (util_read64(seed + 8) - k1) * k3;</span></a>
<a name="54"><span class="lineNum"> 54 </span> : </a>
<a name="55"><span class="lineNum"> 55 </span> : do {</a>
<a name="56"><span class="lineNum"> 56 </span><span class="lineCov"> 1049484 : v[0] += util_read64(ptr) * k0; ptr += 8; v[0] = util_rotr64(v[0], 29) + v[2];</span></a>
<a name="57"><span class="lineNum"> 57 </span><span class="lineCov"> 1049484 : v[1] += util_read64(ptr) * k1; ptr += 8; v[1] = util_rotr64(v[1], 29) + v[3];</span></a>
<a name="58"><span class="lineNum"> 58 </span><span class="lineCov"> 1049484 : v[2] += util_read64(ptr) * k2; ptr += 8; v[2] = util_rotr64(v[2], 29) + v[0];</span></a>
<a name="59"><span class="lineNum"> 59 </span><span class="lineCov"> 1049484 : v[3] += util_read64(ptr) * k3; ptr += 8; v[3] = util_rotr64(v[3], 29) + v[1];</span></a>
<a name="60"><span class="lineNum"> 60 </span><span class="lineCov"> 1049484 : size -= 32;</span></a>
<a name="61"><span class="lineNum"> 61 </span><span class="lineCov"> 1049484 : } while (size &gt;= 32);</span></a>
<a name="62"><span class="lineNum"> 62 </span> : </a>
<a name="63"><span class="lineNum"> 63 </span><span class="lineCov"> 357 : v[2] ^= util_rotr64(((v[0] + v[3]) * k0) + v[1], 21) * k1;</span></a>
<a name="64"><span class="lineNum"> 64 </span><span class="lineCov"> 357 : v[3] ^= util_rotr64(((v[1] + v[2]) * k1) + v[0], 21) * k0;</span></a>
<a name="65"><span class="lineNum"> 65 </span><span class="lineCov"> 357 : v[0] ^= util_rotr64(((v[0] + v[2]) * k0) + v[3], 21) * k1;</span></a>
<a name="66"><span class="lineNum"> 66 </span><span class="lineCov"> 357 : v[1] ^= util_rotr64(((v[1] + v[3]) * k1) + v[2], 21) * k0;</span></a>
<a name="67"><span class="lineNum"> 67 </span> : }</a>
<a name="68"><span class="lineNum"> 68 </span> : </a>
<a name="69"><span class="lineNum"> 69 </span><span class="lineCov"> 393 : if (size &gt;= 16) {</span></a>
<a name="70"><span class="lineNum"> 70 </span><span class="lineCov"> 132 : v[0] += util_read64(ptr) * k2; ptr += 8; v[0] = util_rotr64(v[0], 33) * k3;</span></a>
<a name="71"><span class="lineNum"> 71 </span><span class="lineCov"> 132 : v[1] += util_read64(ptr) * k2; ptr += 8; v[1] = util_rotr64(v[1], 33) * k3;</span></a>
<a name="72"><span class="lineNum"> 72 </span><span class="lineCov"> 132 : v[0] ^= util_rotr64((v[0] * k2) + v[1], 45) * k1;</span></a>
<a name="73"><span class="lineNum"> 73 </span><span class="lineCov"> 132 : v[1] ^= util_rotr64((v[1] * k3) + v[0], 45) * k0;</span></a>
<a name="74"><span class="lineNum"> 74 </span><span class="lineCov"> 132 : size -= 16;</span></a>
<a name="75"><span class="lineNum"> 75 </span> : }</a>
<a name="76"><span class="lineNum"> 76 </span> : </a>
<a name="77"><span class="lineNum"> 77 </span><span class="lineCov"> 393 : if (size &gt;= 8) {</span></a>
<a name="78"><span class="lineNum"> 78 </span><span class="lineCov"> 134 : v[0] += util_read64(ptr) * k2; ptr += 8; v[0] = util_rotr64(v[0], 33) * k3;</span></a>
<a name="79"><span class="lineNum"> 79 </span><span class="lineCov"> 134 : v[0] ^= util_rotr64((v[0] * k2) + v[1], 27) * k1;</span></a>
<a name="80"><span class="lineNum"> 80 </span><span class="lineCov"> 134 : size -= 8;</span></a>
<a name="81"><span class="lineNum"> 81 </span> : }</a>
<a name="82"><span class="lineNum"> 82 </span> : </a>
<a name="83"><span class="lineNum"> 83 </span><span class="lineCov"> 393 : if (size &gt;= 4) {</span></a>
<a name="84"><span class="lineNum"> 84 </span><span class="lineCov"> 132 : v[1] += util_read32(ptr) * k2; ptr += 4; v[1] = util_rotr64(v[1], 33) * k3;</span></a>
<a name="85"><span class="lineNum"> 85 </span><span class="lineCov"> 132 : v[1] ^= util_rotr64((v[1] * k3) + v[0], 46) * k0;</span></a>
<a name="86"><span class="lineNum"> 86 </span><span class="lineCov"> 132 : size -= 4;</span></a>
<a name="87"><span class="lineNum"> 87 </span> : }</a>
<a name="88"><span class="lineNum"> 88 </span> : </a>
<a name="89"><span class="lineNum"> 89 </span><span class="lineCov"> 393 : if (size &gt;= 2) {</span></a>
<a name="90"><span class="lineNum"> 90 </span><span class="lineCov"> 135 : v[0] += util_read16(ptr) * k2; ptr += 2; v[0] = util_rotr64(v[0], 33) * k3;</span></a>
<a name="91"><span class="lineNum"> 91 </span><span class="lineCov"> 135 : v[0] ^= util_rotr64((v[0] * k2) + v[1], 22) * k1;</span></a>
<a name="92"><span class="lineNum"> 92 </span><span class="lineCov"> 135 : size -= 2;</span></a>
<a name="93"><span class="lineNum"> 93 </span> : }</a>
<a name="94"><span class="lineNum"> 94 </span> : </a>
<a name="95"><span class="lineNum"> 95 </span><span class="lineCov"> 393 : if (size &gt;= 1) {</span></a>
<a name="96"><span class="lineNum"> 96 </span><span class="lineCov"> 133 : v[1] += util_read8(ptr) * k2; v[1] = util_rotr64(v[1], 33) * k3;</span></a>
<a name="97"><span class="lineNum"> 97 </span><span class="lineCov"> 133 : v[1] ^= util_rotr64((v[1] * k3) + v[0], 58) * k0;</span></a>
<a name="98"><span class="lineNum"> 98 </span> : }</a>
<a name="99"><span class="lineNum"> 99 </span> : </a>
<a name="100"><span class="lineNum"> 100 </span><span class="lineCov"> 393 : v[0] += util_rotr64((v[0] * k0) + v[1], 13);</span></a>
<a name="101"><span class="lineNum"> 101 </span><span class="lineCov"> 393 : v[1] += util_rotr64((v[1] * k1) + v[0], 37);</span></a>
<a name="102"><span class="lineNum"> 102 </span><span class="lineCov"> 393 : v[0] += util_rotr64((v[0] * k2) + v[1], 13);</span></a>
<a name="103"><span class="lineNum"> 103 </span><span class="lineCov"> 393 : v[1] += util_rotr64((v[1] * k3) + v[0], 37);</span></a>
<a name="104"><span class="lineNum"> 104 </span> : </a>
<a name="105"><span class="lineNum"> 105 </span><span class="lineCov"> 393 : util_write64(digest, v[0]);</span></a>
<a name="106"><span class="lineNum"> 106 </span><span class="lineCov"> 393 : util_write64(digest + 8, v[1]);</span></a>
<a name="107"><span class="lineNum"> 107 </span><span class="lineCov"> 393 : }</span></a>
<a name="108"><span class="lineNum"> 108 </span> : </a>
</pre>
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<td width="35%" class="headerValue"><a href="../index.html">top level</a> - <a href="index.html">cmdline</a> - thermal.c<span style="font-size: 80%;"> (<a href="thermal.c.gcov.html">source</a> / functions)</span></td>
<td width="5%"></td>
<td width="15%"></td>
<td width="10%" class="headerCovTableHead">Hit</td>
<td width="10%" class="headerCovTableHead">Total</td>
<td width="15%" class="headerCovTableHead">Coverage</td>
</tr>
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<td class="headerItem">Test:</td>
<td class="headerValue">lcov.info</td>
<td></td>
<td class="headerItem">Lines:</td>
<td class="headerCovTableEntry">159</td>
<td class="headerCovTableEntry">193</td>
<td class="headerCovTableEntryMed">82.4 %</td>
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<td class="headerItem">Date:</td>
<td class="headerValue">2025-10-28 11:59:11</td>
<td></td>
<td class="headerItem">Functions:</td>
<td class="headerCovTableEntry">7</td>
<td class="headerCovTableEntry">8</td>
<td class="headerCovTableEntryMed">87.5 %</td>
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<table width="60%" cellpadding=1 cellspacing=1 border=0>
<tr><td><br></td></tr>
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<td width="80%" class="tableHead">Function Name <span class="tableHeadSort"><a href="thermal.c.func.html"><img src="../updown.png" width=10 height=14 alt="Sort by function name" title="Sort by function name" border=0></a></span></td>
<td width="20%" class="tableHead">Hit count <span class="tableHeadSort"><img src="../glass.png" width=10 height=14 alt="Sort by hit count" title="Sort by hit count" border=0></span></td>
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<td class="coverFn"><a href="thermal.c.gcov.html#321">state_thermal_cooldown</a></td>
<td class="coverFnLo">0</td>
</tr>
<tr>
<td class="coverFn"><a href="thermal.c.gcov.html#44">fit_thermal_model</a></td>
<td class="coverFnHi">12</td>
</tr>
<tr>
<td class="coverFn"><a href="thermal.c.gcov.html#24">thermal_alloc</a></td>
<td class="coverFnHi">12</td>
</tr>
<tr>
<td class="coverFn"><a href="thermal.c.gcov.html#36">thermal_free</a></td>
<td class="coverFnHi">12</td>
</tr>
<tr>
<td class="coverFn"><a href="thermal.c.gcov.html#362">state_thermal_begin</a></td>
<td class="coverFnHi">222</td>
</tr>
<tr>
<td class="coverFn"><a href="thermal.c.gcov.html#138">state_thermal</a></td>
<td class="coverFnHi">2609</td>
</tr>
<tr>
<td class="coverFn"><a href="thermal.c.gcov.html#123">smart_temp</a></td>
<td class="coverFnHi">72510</td>
</tr>
<tr>
<td class="coverFn"><a href="thermal.c.gcov.html#309">state_thermal_alarm</a></td>
<td class="coverFnHi">1060633</td>
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<td width="10%" class="headerItem">Current view:</td>
<td width="35%" class="headerValue"><a href="../index.html">top level</a> - <a href="index.html">cmdline</a> - thermal.c<span style="font-size: 80%;"> (<a href="thermal.c.gcov.html">source</a> / functions)</span></td>
<td width="5%"></td>
<td width="15%"></td>
<td width="10%" class="headerCovTableHead">Hit</td>
<td width="10%" class="headerCovTableHead">Total</td>
<td width="15%" class="headerCovTableHead">Coverage</td>
</tr>
<tr>
<td class="headerItem">Test:</td>
<td class="headerValue">lcov.info</td>
<td></td>
<td class="headerItem">Lines:</td>
<td class="headerCovTableEntry">159</td>
<td class="headerCovTableEntry">193</td>
<td class="headerCovTableEntryMed">82.4 %</td>
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<td class="headerItem">Date:</td>
<td class="headerValue">2025-10-28 11:59:11</td>
<td></td>
<td class="headerItem">Functions:</td>
<td class="headerCovTableEntry">7</td>
<td class="headerCovTableEntry">8</td>
<td class="headerCovTableEntryMed">87.5 %</td>
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<td width="80%" class="tableHead">Function Name <span class="tableHeadSort"><img src="../glass.png" width=10 height=14 alt="Sort by function name" title="Sort by function name" border=0></span></td>
<td width="20%" class="tableHead">Hit count <span class="tableHeadSort"><a href="thermal.c.func-sort-c.html"><img src="../updown.png" width=10 height=14 alt="Sort by hit count" title="Sort by hit count" border=0></a></span></td>
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<td class="coverFn"><a href="thermal.c.gcov.html#44">fit_thermal_model</a></td>
<td class="coverFnHi">12</td>
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<td class="coverFn"><a href="thermal.c.gcov.html#123">smart_temp</a></td>
<td class="coverFnHi">72510</td>
</tr>
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<td class="coverFn"><a href="thermal.c.gcov.html#138">state_thermal</a></td>
<td class="coverFnHi">2609</td>
</tr>
<tr>
<td class="coverFn"><a href="thermal.c.gcov.html#309">state_thermal_alarm</a></td>
<td class="coverFnHi">1060633</td>
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<td class="coverFn"><a href="thermal.c.gcov.html#362">state_thermal_begin</a></td>
<td class="coverFnHi">222</td>
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<td class="coverFn"><a href="thermal.c.gcov.html#321">state_thermal_cooldown</a></td>
<td class="coverFnLo">0</td>
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<td class="coverFn"><a href="thermal.c.gcov.html#24">thermal_alloc</a></td>
<td class="coverFnHi">12</td>
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<td class="coverFn"><a href="thermal.c.gcov.html#36">thermal_free</a></td>
<td class="coverFnHi">12</td>
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<td width="5%"></td>
<td width="15%"></td>
<td width="10%" class="headerCovTableHead">Hit</td>
<td width="10%" class="headerCovTableHead">Total</td>
<td width="15%" class="headerCovTableHead">Coverage</td>
</tr>
<tr>
<td class="headerItem">Test:</td>
<td class="headerValue">lcov.info</td>
<td></td>
<td class="headerItem">Lines:</td>
<td class="headerCovTableEntry">159</td>
<td class="headerCovTableEntry">193</td>
<td class="headerCovTableEntryMed">82.4 %</td>
</tr>
<tr>
<td class="headerItem">Date:</td>
<td class="headerValue">2025-10-28 11:59:11</td>
<td></td>
<td class="headerItem">Functions:</td>
<td class="headerCovTableEntry">7</td>
<td class="headerCovTableEntry">8</td>
<td class="headerCovTableEntryMed">87.5 %</td>
</tr>
<tr><td><img src="../glass.png" width=3 height=3 alt=""></td></tr>
</table>
</td>
</tr>
<tr><td class="ruler"><img src="../glass.png" width=3 height=3 alt=""></td></tr>
</table>
<table cellpadding=0 cellspacing=0 border=0>
<tr>
<td><br></td>
</tr>
<tr>
<td>
<pre class="sourceHeading"> Line data Source code</pre>
<pre class="source">
<a name="1"><span class="lineNum"> 1 </span> : /*</a>
<a name="2"><span class="lineNum"> 2 </span> : * Copyright (C) 2025 Andrea Mazzoleni</a>
<a name="3"><span class="lineNum"> 3 </span> : *</a>
<a name="4"><span class="lineNum"> 4 </span> : * This program is free software: you can redistribute it and/or modify</a>
<a name="5"><span class="lineNum"> 5 </span> : * it under the terms of the GNU General Public License as published by</a>
<a name="6"><span class="lineNum"> 6 </span> : * the Free Software Foundation, either version 3 of the License, or</a>
<a name="7"><span class="lineNum"> 7 </span> : * (at your option) any later version.</a>
<a name="8"><span class="lineNum"> 8 </span> : *</a>
<a name="9"><span class="lineNum"> 9 </span> : * This program is distributed in the hope that it will be useful,</a>
<a name="10"><span class="lineNum"> 10 </span> : * but WITHOUT ANY WARRANTY; without even the implied warranty of</a>
<a name="11"><span class="lineNum"> 11 </span> : * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the</a>
<a name="12"><span class="lineNum"> 12 </span> : * GNU General Public License for more details.</a>
<a name="13"><span class="lineNum"> 13 </span> : *</a>
<a name="14"><span class="lineNum"> 14 </span> : * You should have received a copy of the GNU General Public License</a>
<a name="15"><span class="lineNum"> 15 </span> : * along with this program. If not, see &lt;http://www.gnu.org/licenses/&gt;.</a>
<a name="16"><span class="lineNum"> 16 </span> : */</a>
<a name="17"><span class="lineNum"> 17 </span> : </a>
<a name="18"><span class="lineNum"> 18 </span> : #include &quot;portable.h&quot;</a>
<a name="19"><span class="lineNum"> 19 </span> : </a>
<a name="20"><span class="lineNum"> 20 </span> : #include &quot;thermal.h&quot;</a>
<a name="21"><span class="lineNum"> 21 </span> : #include &quot;state.h&quot;</a>
<a name="22"><span class="lineNum"> 22 </span> : #include &quot;io.h&quot;</a>
<a name="23"><span class="lineNum"> 23 </span> : </a>
<a name="24"><span class="lineNum"> 24 </span> : #include &lt;math.h&gt;</a>
<a name="25"><span class="lineNum"> 25 </span> : </a>
<a name="26"><span class="lineNum"> 26 </span><span class="lineCov"> 12 : struct snapraid_thermal* thermal_alloc(uint64_t dev, const char* name)</span></a>
<a name="27"><span class="lineNum"> 27 </span> : {</a>
<a name="28"><span class="lineNum"> 28 </span><span class="lineCov"> 12 : struct snapraid_thermal* thermal = malloc_nofail(sizeof(struct snapraid_thermal));</span></a>
<a name="29"><span class="lineNum"> 29 </span> : </a>
<a name="30"><span class="lineNum"> 30 </span><span class="lineCov"> 12 : thermal-&gt;device = dev;</span></a>
<a name="31"><span class="lineNum"> 31 </span><span class="lineCov"> 12 : thermal-&gt;latest_temperature = 0;</span></a>
<a name="32"><span class="lineNum"> 32 </span><span class="lineCov"> 12 : thermal-&gt;count = 0;</span></a>
<a name="33"><span class="lineNum"> 33 </span><span class="lineCov"> 12 : pathcpy(thermal-&gt;name, sizeof(thermal-&gt;name), name);</span></a>
<a name="34"><span class="lineNum"> 34 </span> : </a>
<a name="35"><span class="lineNum"> 35 </span><span class="lineCov"> 12 : return thermal;</span></a>
<a name="36"><span class="lineNum"> 36 </span> : }</a>
<a name="37"><span class="lineNum"> 37 </span> : </a>
<a name="38"><span class="lineNum"> 38 </span><span class="lineCov"> 12 : void thermal_free(struct snapraid_thermal* thermal)</span></a>
<a name="39"><span class="lineNum"> 39 </span> : {</a>
<a name="40"><span class="lineNum"> 40 </span><span class="lineCov"> 12 : free(thermal);</span></a>
<a name="41"><span class="lineNum"> 41 </span><span class="lineCov"> 12 : }</span></a>
<a name="42"><span class="lineNum"> 42 </span> : </a>
<a name="43"><span class="lineNum"> 43 </span> : /*</a>
<a name="44"><span class="lineNum"> 44 </span> : * Fit exponential heating model to data using least squares</a>
<a name="45"><span class="lineNum"> 45 </span> : */</a>
<a name="46"><span class="lineNum"> 46 </span><span class="lineCov"> 12 : struct snapraid_thermal_params fit_thermal_model(const struct snapraid_thermal_point* points, int n_points, double t_ambient)</span></a>
<a name="47"><span class="lineNum"> 47 </span> : {</a>
<a name="48"><span class="lineNum"> 48 </span> : struct snapraid_thermal_params model;</a>
<a name="49"><span class="lineNum"> 49 </span> : double t_steady_try;</a>
<a name="50"><span class="lineNum"> 50 </span> : double k_try;</a>
<a name="51"><span class="lineNum"> 51 </span> : </a>
<a name="52"><span class="lineNum"> 52 </span><span class="lineCov"> 12 : memset(&amp;model, 0, sizeof(model));</span></a>
<a name="53"><span class="lineNum"> 53 </span> : </a>
<a name="54"><span class="lineNum"> 54 </span><span class="lineCov"> 12 : model.t_ambient = t_ambient;</span></a>
<a name="55"><span class="lineNum"> 55 </span> : </a>
<a name="56"><span class="lineNum"> 56 </span> : /* at least four points to have a result */</a>
<a name="57"><span class="lineNum"> 57 </span><span class="lineCov"> 12 : if (n_points &lt; 4)</span></a>
<a name="58"><span class="lineNum"> 58 </span><span class="lineNoCov"> 0 : return model;</span></a>
<a name="59"><span class="lineNum"> 59 </span> : </a>
<a name="60"><span class="lineNum"> 60 </span><span class="lineCov"> 12 : double last_temp = points[n_points - 1].temperature;</span></a>
<a name="61"><span class="lineNum"> 61 </span> : </a>
<a name="62"><span class="lineNum"> 62 </span> : /* iterative refinement to find best k_heat and t_steady */</a>
<a name="63"><span class="lineNum"> 63 </span><span class="lineCov"> 12 : double best_error = 1e10;</span></a>
<a name="64"><span class="lineNum"> 64 </span><span class="lineCov"> 12 : double best_k = 0;</span></a>
<a name="65"><span class="lineNum"> 65 </span><span class="lineCov"> 12 : double best_t_steady = 0;</span></a>
<a name="66"><span class="lineNum"> 66 </span> : </a>
<a name="67"><span class="lineNum"> 67 </span> : /* grid search for parameters */</a>
<a name="68"><span class="lineNum"> 68 </span><span class="lineCov"> 576 : for (t_steady_try = last_temp + 2.0; t_steady_try &lt;= last_temp + 25.0; t_steady_try += 0.5) {</span></a>
<a name="69"><span class="lineNum"> 69 </span><span class="lineCov"> 15228 : for (k_try = 0.00001; k_try &lt;= 0.001; k_try *= 1.2) {</span></a>
<a name="70"><span class="lineNum"> 70 </span><span class="lineCov"> 14664 : double error = 0.0;</span></a>
<a name="71"><span class="lineNum"> 71 </span> : int i;</a>
<a name="72"><span class="lineNum"> 72 </span> : </a>
<a name="73"><span class="lineNum"> 73 </span> : /* calculate error for this parameter set */</a>
<a name="74"><span class="lineNum"> 74 </span><span class="lineCov"> 87984 : for (i = 0; i &lt; n_points; i++) {</span></a>
<a name="75"><span class="lineNum"> 75 </span><span class="lineCov"> 73320 : double t = points[i].time;</span></a>
<a name="76"><span class="lineNum"> 76 </span><span class="lineCov"> 73320 : double t_predicted = t_steady_try - (t_steady_try - points[0].temperature) * exp(-k_try * t);</span></a>
<a name="77"><span class="lineNum"> 77 </span><span class="lineCov"> 73320 : double diff = points[i].temperature - t_predicted;</span></a>
<a name="78"><span class="lineNum"> 78 </span><span class="lineCov"> 73320 : error += diff * diff;</span></a>
<a name="79"><span class="lineNum"> 79 </span> : }</a>
<a name="80"><span class="lineNum"> 80 </span> : </a>
<a name="81"><span class="lineNum"> 81 </span><span class="lineCov"> 14664 : if (error &lt; best_error) {</span></a>
<a name="82"><span class="lineNum"> 82 </span><span class="lineCov"> 312 : best_error = error;</span></a>
<a name="83"><span class="lineNum"> 83 </span><span class="lineCov"> 312 : best_k = k_try;</span></a>
<a name="84"><span class="lineNum"> 84 </span><span class="lineCov"> 312 : best_t_steady = t_steady_try;</span></a>
<a name="85"><span class="lineNum"> 85 </span> : }</a>
<a name="86"><span class="lineNum"> 86 </span> : }</a>
<a name="87"><span class="lineNum"> 87 </span> : }</a>
<a name="88"><span class="lineNum"> 88 </span> : </a>
<a name="89"><span class="lineNum"> 89 </span><span class="lineCov"> 12 : model.k_heat = best_k;</span></a>
<a name="90"><span class="lineNum"> 90 </span><span class="lineCov"> 12 : model.t_steady = best_t_steady;</span></a>
<a name="91"><span class="lineNum"> 91 </span> : </a>
<a name="92"><span class="lineNum"> 92 </span> : /* calculate quality metrics */</a>
<a name="93"><span class="lineNum"> 93 </span><span class="lineCov"> 12 : double sum_squared_residuals = 0.0;</span></a>
<a name="94"><span class="lineNum"> 94 </span><span class="lineCov"> 12 : double sum_total = 0.0;</span></a>
<a name="95"><span class="lineNum"> 95 </span><span class="lineCov"> 12 : double mean_temp = 0.0;</span></a>
<a name="96"><span class="lineNum"> 96 </span><span class="lineCov"> 12 : model.max_error = 0.0;</span></a>
<a name="97"><span class="lineNum"> 97 </span> : int i;</a>
<a name="98"><span class="lineNum"> 98 </span> : </a>
<a name="99"><span class="lineNum"> 99 </span> : /* calculate mean temperature */</a>
<a name="100"><span class="lineNum"> 100 </span><span class="lineCov"> 72 : for (i = 0; i &lt; n_points; i++)</span></a>
<a name="101"><span class="lineNum"> 101 </span><span class="lineCov"> 60 : mean_temp += points[i].temperature;</span></a>
<a name="102"><span class="lineNum"> 102 </span><span class="lineCov"> 12 : mean_temp /= n_points;</span></a>
<a name="103"><span class="lineNum"> 103 </span> : </a>
<a name="104"><span class="lineNum"> 104 </span> : /* calculate R-squared and errors */</a>
<a name="105"><span class="lineNum"> 105 </span><span class="lineCov"> 72 : for (i = 0; i &lt; n_points; i++) {</span></a>
<a name="106"><span class="lineNum"> 106 </span><span class="lineCov"> 60 : double t = points[i].time;</span></a>
<a name="107"><span class="lineNum"> 107 </span><span class="lineCov"> 60 : double t_predicted = model.t_steady - (model.t_steady - points[0].temperature) * exp(-model.k_heat * t);</span></a>
<a name="108"><span class="lineNum"> 108 </span><span class="lineCov"> 60 : double residual = points[i].temperature - t_predicted;</span></a>
<a name="109"><span class="lineNum"> 109 </span> : </a>
<a name="110"><span class="lineNum"> 110 </span><span class="lineCov"> 60 : sum_squared_residuals += residual * residual;</span></a>
<a name="111"><span class="lineNum"> 111 </span><span class="lineCov"> 60 : sum_total += (points[i].temperature - mean_temp) * (points[i].temperature - mean_temp);</span></a>
<a name="112"><span class="lineNum"> 112 </span> : </a>
<a name="113"><span class="lineNum"> 113 </span><span class="lineCov"> 60 : double abs_error = fabs(residual);</span></a>
<a name="114"><span class="lineNum"> 114 </span><span class="lineCov"> 60 : if (abs_error &gt; model.max_error) {</span></a>
<a name="115"><span class="lineNum"> 115 </span><span class="lineCov"> 36 : model.max_error = abs_error;</span></a>
<a name="116"><span class="lineNum"> 116 </span> : }</a>
<a name="117"><span class="lineNum"> 117 </span> : }</a>
<a name="118"><span class="lineNum"> 118 </span> : </a>
<a name="119"><span class="lineNum"> 119 </span><span class="lineCov"> 12 : model.rmse = sqrt(sum_squared_residuals / n_points);</span></a>
<a name="120"><span class="lineNum"> 120 </span><span class="lineCov"> 12 : model.r_squared = 1.0 - (sum_squared_residuals / sum_total);</span></a>
<a name="121"><span class="lineNum"> 121 </span> : </a>
<a name="122"><span class="lineNum"> 122 </span><span class="lineCov"> 12 : return model;</span></a>
<a name="123"><span class="lineNum"> 123 </span> : }</a>
<a name="124"><span class="lineNum"> 124 </span> : </a>
<a name="125"><span class="lineNum"> 125 </span><span class="lineCov"> 72510 : static int smart_temp(devinfo_t* devinfo)</span></a>
<a name="126"><span class="lineNum"> 126 </span> : {</a>
<a name="127"><span class="lineNum"> 127 </span><span class="lineCov"> 72510 : uint64_t t = devinfo-&gt;smart[SMART_TEMPERATURE_CELSIUS];</span></a>
<a name="128"><span class="lineNum"> 128 </span> : </a>
<a name="129"><span class="lineNum"> 129 </span> : /* validate temperature */</a>
<a name="130"><span class="lineNum"> 130 </span><span class="lineCov"> 72510 : if (t == SMART_UNASSIGNED)</span></a>
<a name="131"><span class="lineNum"> 131 </span><span class="lineNoCov"> 0 : return -1;</span></a>
<a name="132"><span class="lineNum"> 132 </span><span class="lineCov"> 72510 : if (t == 0)</span></a>
<a name="133"><span class="lineNum"> 133 </span><span class="lineNoCov"> 0 : return -1;</span></a>
<a name="134"><span class="lineNum"> 134 </span><span class="lineCov"> 72510 : if (t &gt; 100)</span></a>
<a name="135"><span class="lineNum"> 135 </span><span class="lineNoCov"> 0 : return -1;</span></a>
<a name="136"><span class="lineNum"> 136 </span> : </a>
<a name="137"><span class="lineNum"> 137 </span><span class="lineCov"> 72510 : return t;</span></a>
<a name="138"><span class="lineNum"> 138 </span> : }</a>
<a name="139"><span class="lineNum"> 139 </span> : </a>
<a name="140"><span class="lineNum"> 140 </span><span class="lineCov"> 2609 : void state_thermal(struct snapraid_state* state, time_t now)</span></a>
<a name="141"><span class="lineNum"> 141 </span> : {</a>
<a name="142"><span class="lineNum"> 142 </span> : tommy_node* i;</a>
<a name="143"><span class="lineNum"> 143 </span> : unsigned j;</a>
<a name="144"><span class="lineNum"> 144 </span> : tommy_list high;</a>
<a name="145"><span class="lineNum"> 145 </span> : tommy_list low;</a>
<a name="146"><span class="lineNum"> 146 </span> : int ret;</a>
<a name="147"><span class="lineNum"> 147 </span> : </a>
<a name="148"><span class="lineNum"> 148 </span><span class="lineCov"> 2609 : if (state-&gt;thermal_temperature_limit == 0)</span></a>
<a name="149"><span class="lineNum"> 149 </span><span class="lineCov"> 193 : return;</span></a>
<a name="150"><span class="lineNum"> 150 </span> : </a>
<a name="151"><span class="lineNum"> 151 </span><span class="lineCov"> 2416 : tommy_list_init(&amp;high);</span></a>
<a name="152"><span class="lineNum"> 152 </span><span class="lineCov"> 2416 : tommy_list_init(&amp;low);</span></a>
<a name="153"><span class="lineNum"> 153 </span> : </a>
<a name="154"><span class="lineNum"> 154 </span> : /* for all disks */</a>
<a name="155"><span class="lineNum"> 155 </span><span class="lineCov"> 16912 : for (i = state-&gt;disklist; i != 0; i = i-&gt;next) {</span></a>
<a name="156"><span class="lineNum"> 156 </span><span class="lineCov"> 14496 : struct snapraid_disk* disk = i-&gt;data;</span></a>
<a name="157"><span class="lineNum"> 157 </span> : devinfo_t* entry;</a>
<a name="158"><span class="lineNum"> 158 </span> : </a>
<a name="159"><span class="lineNum"> 159 </span><span class="lineCov"> 14496 : entry = calloc_nofail(1, sizeof(devinfo_t));</span></a>
<a name="160"><span class="lineNum"> 160 </span> : </a>
<a name="161"><span class="lineNum"> 161 </span><span class="lineCov"> 14496 : entry-&gt;device = disk-&gt;device;</span></a>
<a name="162"><span class="lineNum"> 162 </span><span class="lineCov"> 14496 : pathcpy(entry-&gt;name, sizeof(entry-&gt;name), disk-&gt;name);</span></a>
<a name="163"><span class="lineNum"> 163 </span><span class="lineCov"> 14496 : pathcpy(entry-&gt;mount, sizeof(entry-&gt;mount), disk-&gt;dir);</span></a>
<a name="164"><span class="lineNum"> 164 </span><span class="lineCov"> 14496 : pathcpy(entry-&gt;smartctl, sizeof(entry-&gt;smartctl), disk-&gt;smartctl);</span></a>
<a name="165"><span class="lineNum"> 165 </span><span class="lineCov"> 14496 : memcpy(entry-&gt;smartignore, disk-&gt;smartignore, sizeof(entry-&gt;smartignore));</span></a>
<a name="166"><span class="lineNum"> 166 </span> : </a>
<a name="167"><span class="lineNum"> 167 </span><span class="lineCov"> 14496 : tommy_list_insert_tail(&amp;high, &amp;entry-&gt;node, entry);</span></a>
<a name="168"><span class="lineNum"> 168 </span> : }</a>
<a name="169"><span class="lineNum"> 169 </span> : </a>
<a name="170"><span class="lineNum"> 170 </span> : /* for all parities */</a>
<a name="171"><span class="lineNum"> 171 </span><span class="lineCov"> 16912 : for (j = 0; j &lt; state-&gt;level; ++j) {</span></a>
<a name="172"><span class="lineNum"> 172 </span> : devinfo_t* entry;</a>
<a name="173"><span class="lineNum"> 173 </span> : unsigned s;</a>
<a name="174"><span class="lineNum"> 174 </span> : </a>
<a name="175"><span class="lineNum"> 175 </span><span class="lineCov"> 72480 : for (s = 0; s &lt; state-&gt;parity[j].split_mac; ++s) {</span></a>
<a name="176"><span class="lineNum"> 176 </span><span class="lineCov"> 57984 : entry = calloc_nofail(1, sizeof(devinfo_t));</span></a>
<a name="177"><span class="lineNum"> 177 </span> : </a>
<a name="178"><span class="lineNum"> 178 </span><span class="lineCov"> 57984 : entry-&gt;device = state-&gt;parity[j].split_map[s].device;</span></a>
<a name="179"><span class="lineNum"> 179 </span><span class="lineCov"> 57984 : pathcpy(entry-&gt;name, sizeof(entry-&gt;name), lev_config_name(j));</span></a>
<a name="180"><span class="lineNum"> 180 </span><span class="lineCov"> 57984 : pathcpy(entry-&gt;mount, sizeof(entry-&gt;mount), state-&gt;parity[j].split_map[s].path);</span></a>
<a name="181"><span class="lineNum"> 181 </span><span class="lineCov"> 57984 : pathcpy(entry-&gt;smartctl, sizeof(entry-&gt;smartctl), state-&gt;parity[j].smartctl);</span></a>
<a name="182"><span class="lineNum"> 182 </span><span class="lineCov"> 57984 : memcpy(entry-&gt;smartignore, state-&gt;parity[j].smartignore, sizeof(entry-&gt;smartignore));</span></a>
<a name="183"><span class="lineNum"> 183 </span><span class="lineCov"> 57984 : pathcut(entry-&gt;mount); /* remove the parity file */</span></a>
<a name="184"><span class="lineNum"> 184 </span> : </a>
<a name="185"><span class="lineNum"> 185 </span><span class="lineCov"> 57984 : tommy_list_insert_tail(&amp;high, &amp;entry-&gt;node, entry);</span></a>
<a name="186"><span class="lineNum"> 186 </span> : }</a>
<a name="187"><span class="lineNum"> 187 </span> : }</a>
<a name="188"><span class="lineNum"> 188 </span> : </a>
<a name="189"><span class="lineNum"> 189 </span><span class="lineCov"> 2416 : if (state-&gt;opt.fake_device) {</span></a>
<a name="190"><span class="lineNum"> 190 </span><span class="lineCov"> 2416 : ret = devtest(&amp;high, &amp;low, DEVICE_SMART);</span></a>
<a name="191"><span class="lineNum"> 191 </span> : } else {</a>
<a name="192"><span class="lineNum"> 192 </span><span class="lineNoCov"> 0 : ret = devquery(&amp;high, &amp;low, DEVICE_SMART, 0 /* only disks in the array */);</span></a>
<a name="193"><span class="lineNum"> 193 </span> : }</a>
<a name="194"><span class="lineNum"> 194 </span> : </a>
<a name="195"><span class="lineNum"> 195 </span> : /* on error, just disable thermal gathering */</a>
<a name="196"><span class="lineNum"> 196 </span><span class="lineCov"> 2416 : if (ret != 0)</span></a>
<a name="197"><span class="lineNum"> 197 </span><span class="lineNoCov"> 0 : return;</span></a>
<a name="198"><span class="lineNum"> 198 </span> : </a>
<a name="199"><span class="lineNum"> 199 </span> : /* if the list is empty, it's not supported in this platform */</a>
<a name="200"><span class="lineNum"> 200 </span><span class="lineCov"> 2416 : if (tommy_list_empty(&amp;low))</span></a>
<a name="201"><span class="lineNum"> 201 </span><span class="lineNoCov"> 0 : return;</span></a>
<a name="202"><span class="lineNum"> 202 </span> : </a>
<a name="203"><span class="lineNum"> 203 </span> : /* if ambient temperature is not set, set it now with the lowest HD temperature */</a>
<a name="204"><span class="lineNum"> 204 </span><span class="lineCov"> 2416 : if (state-&gt;thermal_ambient_temperature == 0) {</span></a>
<a name="205"><span class="lineNum"> 205 </span><span class="lineCov"> 1 : state-&gt;thermal_ambient_temperature = ambient_temperature();</span></a>
<a name="206"><span class="lineNum"> 206 </span> : </a>
<a name="207"><span class="lineNum"> 207 </span><span class="lineCov"> 31 : for (i = tommy_list_head(&amp;low); i != 0; i = i-&gt;next) {</span></a>
<a name="208"><span class="lineNum"> 208 </span><span class="lineCov"> 30 : devinfo_t* devinfo = i-&gt;data;</span></a>
<a name="209"><span class="lineNum"> 209 </span> : </a>
<a name="210"><span class="lineNum"> 210 </span><span class="lineCov"> 30 : int temp = smart_temp(devinfo);</span></a>
<a name="211"><span class="lineNum"> 211 </span><span class="lineCov"> 30 : if (temp &lt; 0)</span></a>
<a name="212"><span class="lineNum"> 212 </span><span class="lineNoCov"> 0 : continue;</span></a>
<a name="213"><span class="lineNum"> 213 </span> : </a>
<a name="214"><span class="lineNum"> 214 </span><span class="lineCov"> 30 : log_tag(&quot;thermal:system:candidate:%d\n&quot;, temp);</span></a>
<a name="215"><span class="lineNum"> 215 </span> : </a>
<a name="216"><span class="lineNum"> 216 </span><span class="lineCov"> 30 : if (state-&gt;thermal_ambient_temperature == 0 || state-&gt;thermal_ambient_temperature &gt; temp)</span></a>
<a name="217"><span class="lineNum"> 217 </span><span class="lineCov"> 1 : state-&gt;thermal_ambient_temperature = temp;</span></a>
<a name="218"><span class="lineNum"> 218 </span> : }</a>
<a name="219"><span class="lineNum"> 219 </span> : </a>
<a name="220"><span class="lineNum"> 220 </span><span class="lineCov"> 1 : log_tag(&quot;thermal:system:final:%d\n&quot;, state-&gt;thermal_ambient_temperature);</span></a>
<a name="221"><span class="lineNum"> 221 </span> : }</a>
<a name="222"><span class="lineNum"> 222 </span> : </a>
<a name="223"><span class="lineNum"> 223 </span><span class="lineCov"> 2416 : int highest_temperature = 0;</span></a>
<a name="224"><span class="lineNum"> 224 </span><span class="lineCov"> 74896 : for (i = tommy_list_head(&amp;low); i != 0; i = i-&gt;next) {</span></a>
<a name="225"><span class="lineNum"> 225 </span> : tommy_node* t;</a>
<a name="226"><span class="lineNum"> 226 </span> : struct snapraid_thermal* found;</a>
<a name="227"><span class="lineNum"> 227 </span><span class="lineCov"> 72480 : devinfo_t* devinfo = i-&gt;data;</span></a>
<a name="228"><span class="lineNum"> 228 </span> : unsigned k;</a>
<a name="229"><span class="lineNum"> 229 </span> : </a>
<a name="230"><span class="lineNum"> 230 </span><span class="lineCov"> 72480 : int temperature = smart_temp(devinfo);</span></a>
<a name="231"><span class="lineNum"> 231 </span><span class="lineCov"> 72480 : if (temperature &lt; 0)</span></a>
<a name="232"><span class="lineNum"> 232 </span><span class="lineNoCov"> 0 : continue;</span></a>
<a name="233"><span class="lineNum"> 233 </span> : </a>
<a name="234"><span class="lineNum"> 234 </span> : /* search of the entry */</a>
<a name="235"><span class="lineNum"> 235 </span><span class="lineCov"> 72480 : found = 0;</span></a>
<a name="236"><span class="lineNum"> 236 </span><span class="lineCov"> 601584 : for (t = tommy_list_head(&amp;state-&gt;thermallist); t != 0; t = t-&gt;next) {</span></a>
<a name="237"><span class="lineNum"> 237 </span><span class="lineCov"> 601572 : struct snapraid_thermal* thermal = t-&gt;data;</span></a>
<a name="238"><span class="lineNum"> 238 </span><span class="lineCov"> 601572 : if (thermal-&gt;device == devinfo-&gt;device) {</span></a>
<a name="239"><span class="lineNum"> 239 </span><span class="lineCov"> 72468 : found = thermal;</span></a>
<a name="240"><span class="lineNum"> 240 </span><span class="lineCov"> 72468 : break;</span></a>
<a name="241"><span class="lineNum"> 241 </span> : }</a>
<a name="242"><span class="lineNum"> 242 </span> : }</a>
<a name="243"><span class="lineNum"> 243 </span> : </a>
<a name="244"><span class="lineNum"> 244 </span> : /* if not found, create it */</a>
<a name="245"><span class="lineNum"> 245 </span><span class="lineCov"> 72480 : if (found == 0) {</span></a>
<a name="246"><span class="lineNum"> 246 </span><span class="lineCov"> 12 : found = thermal_alloc(devinfo-&gt;device, devinfo-&gt;name);</span></a>
<a name="247"><span class="lineNum"> 247 </span><span class="lineCov"> 12 : tommy_list_insert_tail(&amp;state-&gt;thermallist, &amp;found-&gt;node, found);</span></a>
<a name="248"><span class="lineNum"> 248 </span> : }</a>
<a name="249"><span class="lineNum"> 249 </span> : </a>
<a name="250"><span class="lineNum"> 250 </span><span class="lineCov"> 72480 : found-&gt;latest_temperature = temperature;</span></a>
<a name="251"><span class="lineNum"> 251 </span> : </a>
<a name="252"><span class="lineNum"> 252 </span><span class="lineCov"> 72480 : if (highest_temperature &lt; temperature)</span></a>
<a name="253"><span class="lineNum"> 253 </span><span class="lineCov"> 2416 : highest_temperature = temperature;</span></a>
<a name="254"><span class="lineNum"> 254 </span> : </a>
<a name="255"><span class="lineNum"> 255 </span><span class="lineCov"> 72480 : log_tag(&quot;thermal:current:%s:%&quot; PRIu64 &quot;:%d\n&quot;, devinfo-&gt;name, devinfo-&gt;device, temperature);</span></a>
<a name="256"><span class="lineNum"> 256 </span> : </a>
<a name="257"><span class="lineNum"> 257 </span><span class="lineCov"> 72480 : if (state-&gt;thermal_stop_gathering)</span></a>
<a name="258"><span class="lineNum"> 258 </span><span class="lineNoCov"> 0 : continue;</span></a>
<a name="259"><span class="lineNum"> 259 </span> : </a>
<a name="260"><span class="lineNum"> 260 </span><span class="lineCov"> 72480 : if (found-&gt;count + 1 &gt;= THERMAL_MAX) /* keep one extra space at the end */</span></a>
<a name="261"><span class="lineNum"> 261 </span><span class="lineNoCov"> 0 : continue;</span></a>
<a name="262"><span class="lineNum"> 262 </span> : </a>
<a name="263"><span class="lineNum"> 263 </span> : /* only monotone increasing temperature */</a>
<a name="264"><span class="lineNum"> 264 </span><span class="lineCov"> 72480 : if (found-&gt;count &gt; 0 &amp;&amp; found-&gt;data[found-&gt;count - 1].temperature &gt;= temperature)</span></a>
<a name="265"><span class="lineNum"> 265 </span><span class="lineCov"> 72468 : continue;</span></a>
<a name="266"><span class="lineNum"> 266 </span> : </a>
<a name="267"><span class="lineNum"> 267 </span> : /* insert the new data point */</a>
<a name="268"><span class="lineNum"> 268 </span><span class="lineCov"> 12 : found-&gt;data[found-&gt;count].temperature = temperature;</span></a>
<a name="269"><span class="lineNum"> 269 </span><span class="lineCov"> 12 : found-&gt;data[found-&gt;count].time = now - state-&gt;thermal_first;</span></a>
<a name="270"><span class="lineNum"> 270 </span><span class="lineCov"> 12 : ++found-&gt;count;</span></a>
<a name="271"><span class="lineNum"> 271 </span> : </a>
<a name="272"><span class="lineNum"> 272 </span><span class="lineCov"> 12 : if (state-&gt;opt.fake_device) {</span></a>
<a name="273"><span class="lineNum"> 273 </span> : /* fill with fake data */</a>
<a name="274"><span class="lineNum"> 274 </span><span class="lineCov"> 12 : found-&gt;data[0].time = 0;</span></a>
<a name="275"><span class="lineNum"> 275 </span><span class="lineCov"> 12 : found-&gt;data[0].temperature = 27;</span></a>
<a name="276"><span class="lineNum"> 276 </span><span class="lineCov"> 12 : found-&gt;data[1].time = 100;</span></a>
<a name="277"><span class="lineNum"> 277 </span><span class="lineCov"> 12 : found-&gt;data[1].temperature = 28;</span></a>
<a name="278"><span class="lineNum"> 278 </span><span class="lineCov"> 12 : found-&gt;data[2].time = 300;</span></a>
<a name="279"><span class="lineNum"> 279 </span><span class="lineCov"> 12 : found-&gt;data[2].temperature = 29;</span></a>
<a name="280"><span class="lineNum"> 280 </span><span class="lineCov"> 12 : found-&gt;data[3].time = 700;</span></a>
<a name="281"><span class="lineNum"> 281 </span><span class="lineCov"> 12 : found-&gt;data[3].temperature = 30;</span></a>
<a name="282"><span class="lineNum"> 282 </span><span class="lineCov"> 12 : found-&gt;data[4].time = 1500;</span></a>
<a name="283"><span class="lineNum"> 283 </span><span class="lineCov"> 12 : found-&gt;data[4].temperature = 31;</span></a>
<a name="284"><span class="lineNum"> 284 </span><span class="lineCov"> 12 : found-&gt;count = 5;</span></a>
<a name="285"><span class="lineNum"> 285 </span> : }</a>
<a name="286"><span class="lineNum"> 286 </span> : </a>
<a name="287"><span class="lineNum"> 287 </span> : /* log the new data */</a>
<a name="288"><span class="lineNum"> 288 </span><span class="lineCov"> 12 : log_tag(&quot;thermal:heat:%s:%&quot; PRIu64 &quot;:%u:&quot;, devinfo-&gt;name, devinfo-&gt;device, found-&gt;count);</span></a>
<a name="289"><span class="lineNum"> 289 </span><span class="lineCov"> 72 : for (k = 0; k &lt; found-&gt;count; ++k)</span></a>
<a name="290"><span class="lineNum"> 290 </span><span class="lineCov"> 60 : log_tag(&quot;%s%d/%d&quot;, k &gt; 0 ? &quot;,&quot; : &quot;&quot;, (int)found-&gt;data[k].temperature, (int)found-&gt;data[k].time);</span></a>
<a name="291"><span class="lineNum"> 291 </span><span class="lineCov"> 12 : log_tag(&quot;\n&quot;);</span></a>
<a name="292"><span class="lineNum"> 292 </span> : </a>
<a name="293"><span class="lineNum"> 293 </span> : /* estimate parameters */</a>
<a name="294"><span class="lineNum"> 294 </span><span class="lineCov"> 12 : found-&gt;params = fit_thermal_model(found-&gt;data, found-&gt;count, state-&gt;thermal_ambient_temperature);</span></a>
<a name="295"><span class="lineNum"> 295 </span> : </a>
<a name="296"><span class="lineNum"> 296 </span><span class="lineCov"> 12 : log_tag(&quot;thermal:params:%s:%&quot; PRIu64 &quot;:%g:%g:%g:%g:%g:%g\n&quot;, devinfo-&gt;name, devinfo-&gt;device,</span></a>
<a name="297"><span class="lineNum"> 297 </span> : found-&gt;params.k_heat, found-&gt;params.t_ambient, found-&gt;params.t_steady,</a>
<a name="298"><span class="lineNum"> 298 </span> : found-&gt;params.rmse, found-&gt;params.r_squared, found-&gt;params.max_error);</a>
<a name="299"><span class="lineNum"> 299 </span> : }</a>
<a name="300"><span class="lineNum"> 300 </span> : </a>
<a name="301"><span class="lineNum"> 301 </span> : /* always update the highest temperature */</a>
<a name="302"><span class="lineNum"> 302 </span><span class="lineCov"> 2416 : state-&gt;thermal_highest_temperature = highest_temperature;</span></a>
<a name="303"><span class="lineNum"> 303 </span> : </a>
<a name="304"><span class="lineNum"> 304 </span><span class="lineCov"> 2416 : log_tag(&quot;thermal:highest:%d\n&quot;, highest_temperature);</span></a>
<a name="305"><span class="lineNum"> 305 </span><span class="lineCov"> 2416 : log_flush();</span></a>
<a name="306"><span class="lineNum"> 306 </span> : </a>
<a name="307"><span class="lineNum"> 307 </span><span class="lineCov"> 2416 : tommy_list_foreach(&amp;high, free);</span></a>
<a name="308"><span class="lineNum"> 308 </span><span class="lineCov"> 2416 : tommy_list_foreach(&amp;low, free);</span></a>
<a name="309"><span class="lineNum"> 309 </span> : }</a>
<a name="310"><span class="lineNum"> 310 </span> : </a>
<a name="311"><span class="lineNum"> 311 </span><span class="lineCov"> 1060633 : int state_thermal_alarm(struct snapraid_state* state)</span></a>
<a name="312"><span class="lineNum"> 312 </span> : {</a>
<a name="313"><span class="lineNum"> 313 </span> : /* if no limit, there is no thermal support */</a>
<a name="314"><span class="lineNum"> 314 </span><span class="lineCov"> 1060633 : if (state-&gt;thermal_temperature_limit == 0)</span></a>
<a name="315"><span class="lineNum"> 315 </span><span class="lineCov"> 1058217 : return 0;</span></a>
<a name="316"><span class="lineNum"> 316 </span> : </a>
<a name="317"><span class="lineNum"> 317 </span><span class="lineCov"> 2416 : if (state-&gt;thermal_highest_temperature &lt;= state-&gt;thermal_temperature_limit)</span></a>
<a name="318"><span class="lineNum"> 318 </span><span class="lineCov"> 2416 : return 0;</span></a>
<a name="319"><span class="lineNum"> 319 </span> : </a>
<a name="320"><span class="lineNum"> 320 </span><span class="lineNoCov"> 0 : return 1;</span></a>
<a name="321"><span class="lineNum"> 321 </span> : }</a>
<a name="322"><span class="lineNum"> 322 </span> : </a>
<a name="323"><span class="lineNum"> 323 </span><span class="lineNoCov"> 0 : void state_thermal_cooldown(struct snapraid_state* state)</span></a>
<a name="324"><span class="lineNum"> 324 </span> : {</a>
<a name="325"><span class="lineNum"> 325 </span><span class="lineNoCov"> 0 : int sleep_time = state-&gt;thermal_cooldown_time;</span></a>
<a name="326"><span class="lineNum"> 326 </span> : </a>
<a name="327"><span class="lineNum"> 327 </span><span class="lineNoCov"> 0 : if (sleep_time == 0)</span></a>
<a name="328"><span class="lineNum"> 328 </span><span class="lineNoCov"> 0 : sleep_time = 5 * 60; /* default sleep time */</span></a>
<a name="329"><span class="lineNum"> 329 </span><span class="lineNoCov"> 0 : if (sleep_time &lt; 5 * 60)</span></a>
<a name="330"><span class="lineNum"> 330 </span><span class="lineNoCov"> 0 : sleep_time = 5 * 60; /* minimum sleep time */</span></a>
<a name="331"><span class="lineNum"> 331 </span> : </a>
<a name="332"><span class="lineNum"> 332 </span> : /* from now on, stop any further data gathering as the heating is interrupted */</a>
<a name="333"><span class="lineNum"> 333 </span><span class="lineNoCov"> 0 : state-&gt;thermal_stop_gathering = 1;</span></a>
<a name="334"><span class="lineNum"> 334 </span> : </a>
<a name="335"><span class="lineNum"> 335 </span><span class="lineNoCov"> 0 : log_tag(&quot;thermal:spindown\n&quot;);</span></a>
<a name="336"><span class="lineNum"> 336 </span><span class="lineNoCov"> 0 : state_device(state, DEVICE_DOWN, 0);</span></a>
<a name="337"><span class="lineNum"> 337 </span> : </a>
<a name="338"><span class="lineNum"> 338 </span><span class="lineNoCov"> 0 : msg_progress(&quot;Cooldown...\n&quot;);</span></a>
<a name="339"><span class="lineNum"> 339 </span> : </a>
<a name="340"><span class="lineNum"> 340 </span><span class="lineNoCov"> 0 : log_tag(&quot;thermal:cooldown:%d\n&quot;, sleep_time);</span></a>
<a name="341"><span class="lineNum"> 341 </span><span class="lineNoCov"> 0 : printf(&quot;Waiting for %d minutes...\n&quot;, sleep_time / 60);</span></a>
<a name="342"><span class="lineNum"> 342 </span> : </a>
<a name="343"><span class="lineNum"> 343 </span><span class="lineNoCov"> 0 : log_flush();</span></a>
<a name="344"><span class="lineNum"> 344 </span> : </a>
<a name="345"><span class="lineNum"> 345 </span> : /* every 30 seconds spin down any disk that was spunup */</a>
<a name="346"><span class="lineNum"> 346 </span><span class="lineNoCov"> 0 : while (sleep_time &gt; 0) {</span></a>
<a name="347"><span class="lineNum"> 347 </span><span class="lineNoCov"> 0 : state_device(state, DEVICE_DOWNIFUP, 0);</span></a>
<a name="348"><span class="lineNum"> 348 </span> : </a>
<a name="349"><span class="lineNum"> 349 </span><span class="lineNoCov"> 0 : sleep(30);</span></a>
<a name="350"><span class="lineNum"> 350 </span><span class="lineNoCov"> 0 : sleep_time -= 30;</span></a>
<a name="351"><span class="lineNum"> 351 </span> : }</a>
<a name="352"><span class="lineNum"> 352 </span> : </a>
<a name="353"><span class="lineNum"> 353 </span><span class="lineNoCov"> 0 : if (!global_interrupt) { /* don't wake-up if we are interrupting */</span></a>
<a name="354"><span class="lineNum"> 354 </span><span class="lineNoCov"> 0 : log_tag(&quot;thermal:spinup\n&quot;);</span></a>
<a name="355"><span class="lineNum"> 355 </span> : </a>
<a name="356"><span class="lineNum"> 356 </span> : /* spinup */</a>
<a name="357"><span class="lineNum"> 357 </span><span class="lineNoCov"> 0 : state_device(state, DEVICE_UP, 0);</span></a>
<a name="358"><span class="lineNum"> 358 </span> : </a>
<a name="359"><span class="lineNum"> 359 </span> : /* log new thermal info */</a>
<a name="360"><span class="lineNum"> 360 </span><span class="lineNoCov"> 0 : state_thermal(state, 0);</span></a>
<a name="361"><span class="lineNum"> 361 </span> : }</a>
<a name="362"><span class="lineNum"> 362 </span><span class="lineNoCov"> 0 : }</span></a>
<a name="363"><span class="lineNum"> 363 </span> : </a>
<a name="364"><span class="lineNum"> 364 </span><span class="lineCov"> 222 : int state_thermal_begin(struct snapraid_state* state, time_t now)</span></a>
<a name="365"><span class="lineNum"> 365 </span> : {</a>
<a name="366"><span class="lineNum"> 366 </span><span class="lineCov"> 222 : if (state-&gt;thermal_temperature_limit == 0)</span></a>
<a name="367"><span class="lineNum"> 367 </span><span class="lineCov"> 221 : return 1;</span></a>
<a name="368"><span class="lineNum"> 368 </span> : </a>
<a name="369"><span class="lineNum"> 369 </span> : /* initial thermal measure */</a>
<a name="370"><span class="lineNum"> 370 </span><span class="lineCov"> 1 : state-&gt;thermal_first = now;</span></a>
<a name="371"><span class="lineNum"> 371 </span><span class="lineCov"> 1 : state-&gt;thermal_latest = now;</span></a>
<a name="372"><span class="lineNum"> 372 </span><span class="lineCov"> 1 : state_thermal(state, now);</span></a>
<a name="373"><span class="lineNum"> 373 </span> : </a>
<a name="374"><span class="lineNum"> 374 </span><span class="lineCov"> 1 : if (state-&gt;thermal_ambient_temperature != 0) {</span></a>
<a name="375"><span class="lineNum"> 375 </span><span class="lineCov"> 1 : printf(&quot;System temperature is %u degrees\n&quot;, state-&gt;thermal_ambient_temperature);</span></a>
<a name="376"><span class="lineNum"> 376 </span> : </a>
<a name="377"><span class="lineNum"> 377 </span><span class="lineCov"> 1 : if (state-&gt;thermal_temperature_limit != 0 &amp;&amp; state-&gt;thermal_temperature_limit &lt;= state-&gt;thermal_ambient_temperature) {</span></a>
<a name="378"><span class="lineNum"> 378 </span> : /* LCOV_EXCL_START */</a>
<a name="379"><span class="lineNum"> 379 </span> : log_fatal(&quot;DANGER! System temperature of %d degrees is higher than the temperature limit of %d degrees. Unable to proceeed!\n&quot;, state-&gt;thermal_ambient_temperature, state-&gt;thermal_temperature_limit);</a>
<a name="380"><span class="lineNum"> 380 </span> : log_flush();</a>
<a name="381"><span class="lineNum"> 381 </span> : return 0;</a>
<a name="382"><span class="lineNum"> 382 </span> : /* LCOV_EXCL_STOP */</a>
<a name="383"><span class="lineNum"> 383 </span> : }</a>
<a name="384"><span class="lineNum"> 384 </span> : }</a>
<a name="385"><span class="lineNum"> 385 </span> : </a>
<a name="386"><span class="lineNum"> 386 </span><span class="lineCov"> 1 : if (state_thermal_alarm(state)) {</span></a>
<a name="387"><span class="lineNum"> 387 </span> : /* LCOV_EXCL_START */</a>
<a name="388"><span class="lineNum"> 388 </span> : log_fatal(&quot;DANGER! Hard disk temperature of %d degrees is already outside the operating range. Unable to proceeed!\n&quot;, state-&gt;thermal_highest_temperature);</a>
<a name="389"><span class="lineNum"> 389 </span> : log_flush();</a>
<a name="390"><span class="lineNum"> 390 </span> : return 0;</a>
<a name="391"><span class="lineNum"> 391 </span> : /* LCOV_EXCL_STOP */</a>
<a name="392"><span class="lineNum"> 392 </span> : }</a>
<a name="393"><span class="lineNum"> 393 </span> : </a>
<a name="394"><span class="lineNum"> 394 </span><span class="lineCov"> 1 : return 1;</span></a>
<a name="395"><span class="lineNum"> 395 </span> : }</a>
<a name="396"><span class="lineNum"> 396 </span> : </a>
</pre>
</td>
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