snapraid/cov/cmdline/handle.c.gcov.html
Andrea Mazzoleni a53ac4a175 Auto update
2026-03-15 18:52:43 +01:00

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<title>LCOV - lcov.info - cmdline/handle.c</title>
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<tr><td class="title">LCOV - code coverage report</td></tr>
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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> - handle.c<span style="font-size: 80%;"> (source / <a href="handle.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>
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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">137</td>
<td class="headerCovTableEntry">141</td>
<td class="headerCovTableEntryHi">97.2 %</td>
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<tr>
<td class="headerItem">Date:</td>
<td class="headerValue">2026-03-15 15:58:19</td>
<td></td>
<td class="headerItem">Functions:</td>
<td class="headerCovTableEntry">8</td>
<td class="headerCovTableEntry">8</td>
<td class="headerCovTableEntryHi">100.0 %</td>
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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) 2011 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;elem.h&quot;</a>
<a name="21"><span class="lineNum"> 21 </span> : #include &quot;support.h&quot;</a>
<a name="22"><span class="lineNum"> 22 </span> : #include &quot;handle.h&quot;</a>
<a name="23"><span class="lineNum"> 23 </span> : </a>
<a name="24"><span class="lineNum"> 24 </span> : /****************************************************************************/</a>
<a name="25"><span class="lineNum"> 25 </span> : /* handle */</a>
<a name="26"><span class="lineNum"> 26 </span> : </a>
<a name="27"><span class="lineNum"> 27 </span><span class="lineCov"> 786781 : int handle_create(struct snapraid_handle* handle, struct snapraid_file* file, int mode)</span></a>
<a name="28"><span class="lineNum"> 28 </span> : {</a>
<a name="29"><span class="lineNum"> 29 </span> : int ret;</a>
<a name="30"><span class="lineNum"> 30 </span> : int flags;</a>
<a name="31"><span class="lineNum"> 31 </span> : </a>
<a name="32"><span class="lineNum"> 32 </span> : /* if it's the same file, and already opened, nothing to do */</a>
<a name="33"><span class="lineNum"> 33 </span><span class="lineCov"> 786781 : if (handle-&gt;file == file &amp;&amp; handle-&gt;f != -1) {</span></a>
<a name="34"><span class="lineNum"> 34 </span><span class="lineNoCov"> 0 : return 0;</span></a>
<a name="35"><span class="lineNum"> 35 </span> : }</a>
<a name="36"><span class="lineNum"> 36 </span> : </a>
<a name="37"><span class="lineNum"> 37 </span><span class="lineCov"> 786781 : advise_init(&amp;handle-&gt;advise, mode);</span></a>
<a name="38"><span class="lineNum"> 38 </span><span class="lineCov"> 786781 : pathprint(handle-&gt;path, sizeof(handle-&gt;path), &quot;%s%s&quot;, handle-&gt;disk-&gt;dir, file-&gt;sub);</span></a>
<a name="39"><span class="lineNum"> 39 </span> : </a>
<a name="40"><span class="lineNum"> 40 </span><span class="lineCov"> 786781 : ret = mkancestor(handle-&gt;path);</span></a>
<a name="41"><span class="lineNum"> 41 </span><span class="lineCov"> 786781 : if (ret != 0) {</span></a>
<a name="42"><span class="lineNum"> 42 </span> : /* LCOV_EXCL_START */</a>
<a name="43"><span class="lineNum"> 43 </span> : return -1;</a>
<a name="44"><span class="lineNum"> 44 </span> : /* LCOV_EXCL_STOP */</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> : /* initial values, changed later if required */</a>
<a name="48"><span class="lineNum"> 48 </span><span class="lineCov"> 786781 : handle-&gt;created = 0;</span></a>
<a name="49"><span class="lineNum"> 49 </span> : </a>
<a name="50"><span class="lineNum"> 50 </span> : /* flags for opening */</a>
<a name="51"><span class="lineNum"> 51 </span> : /* O_BINARY: open as binary file (Windows only) */</a>
<a name="52"><span class="lineNum"> 52 </span> : /* O_NOFOLLOW: do not follow links to ensure to open the real file */</a>
<a name="53"><span class="lineNum"> 53 </span><span class="lineCov"> 786781 : flags = O_BINARY | O_NOFOLLOW | advise_flags(&amp;handle-&gt;advise);</span></a>
<a name="54"><span class="lineNum"> 54 </span> : </a>
<a name="55"><span class="lineNum"> 55 </span> : /* open for read write */</a>
<a name="56"><span class="lineNum"> 56 </span><span class="lineCov"> 786781 : handle-&gt;f = open(handle-&gt;path, flags | O_RDWR);</span></a>
<a name="57"><span class="lineNum"> 57 </span> : </a>
<a name="58"><span class="lineNum"> 58 </span> : /* if failed for missing write permission */</a>
<a name="59"><span class="lineNum"> 59 </span><span class="lineCov"> 786781 : if (handle-&gt;f == -1 &amp;&amp; (errno == EACCES || errno == EROFS)) {</span></a>
<a name="60"><span class="lineNum"> 60 </span> : /* open for read-only */</a>
<a name="61"><span class="lineNum"> 61 </span><span class="lineNoCov"> 0 : handle-&gt;f = open(handle-&gt;path, flags | O_RDONLY);</span></a>
<a name="62"><span class="lineNum"> 62 </span> : }</a>
<a name="63"><span class="lineNum"> 63 </span> : </a>
<a name="64"><span class="lineNum"> 64 </span> : /* if failed for missing file */</a>
<a name="65"><span class="lineNum"> 65 </span><span class="lineCov"> 786781 : if (handle-&gt;f == -1 &amp;&amp; errno == ENOENT) {</span></a>
<a name="66"><span class="lineNum"> 66 </span> : char path_from[PATH_MAX];</a>
<a name="67"><span class="lineNum"> 67 </span> : </a>
<a name="68"><span class="lineNum"> 68 </span> : /* check if exists a .unrecoverable copy, and rename to the real one */</a>
<a name="69"><span class="lineNum"> 69 </span><span class="lineCov"> 183815 : pathprint(path_from, sizeof(path_from), &quot;%s.unrecoverable&quot;, handle-&gt;path);</span></a>
<a name="70"><span class="lineNum"> 70 </span> : </a>
<a name="71"><span class="lineNum"> 71 </span><span class="lineCov"> 183815 : if (rename(path_from, handle-&gt;path) == 0) {</span></a>
<a name="72"><span class="lineNum"> 72 </span> : /* open for read write */</a>
<a name="73"><span class="lineNum"> 73 </span><span class="lineCov"> 62951 : handle-&gt;f = open(handle-&gt;path, flags | O_RDWR);</span></a>
<a name="74"><span class="lineNum"> 74 </span> : } else {</a>
<a name="75"><span class="lineNum"> 75 </span> : /* create it */</a>
<a name="76"><span class="lineNum"> 76 </span><span class="lineCov"> 120864 : handle-&gt;f = open(handle-&gt;path, flags | O_RDWR | O_CREAT, 0600);</span></a>
<a name="77"><span class="lineNum"> 77 </span><span class="lineCov"> 120864 : if (handle-&gt;f != -1) {</span></a>
<a name="78"><span class="lineNum"> 78 </span> : /* mark it as created if really done */</a>
<a name="79"><span class="lineNum"> 79 </span><span class="lineCov"> 120864 : handle-&gt;created = 1;</span></a>
<a name="80"><span class="lineNum"> 80 </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> : </a>
<a name="84"><span class="lineNum"> 84 </span><span class="lineCov"> 786781 : if (handle-&gt;f == -1) {</span></a>
<a name="85"><span class="lineNum"> 85 </span> : /* LCOV_EXCL_START */</a>
<a name="86"><span class="lineNum"> 86 </span> : /* invalidate for error */</a>
<a name="87"><span class="lineNum"> 87 </span> : handle-&gt;file = 0;</a>
<a name="88"><span class="lineNum"> 88 </span> : handle-&gt;f = -1;</a>
<a name="89"><span class="lineNum"> 89 </span> : handle-&gt;valid_size = 0;</a>
<a name="90"><span class="lineNum"> 90 </span> : </a>
<a name="91"><span class="lineNum"> 91 </span> : log_fatal(errno, &quot;Error opening file '%s'. %s.\n&quot;, handle-&gt;path, strerror(errno));</a>
<a name="92"><span class="lineNum"> 92 </span> : return -1;</a>
<a name="93"><span class="lineNum"> 93 </span> : /* LCOV_EXCL_STOP */</a>
<a name="94"><span class="lineNum"> 94 </span> : }</a>
<a name="95"><span class="lineNum"> 95 </span> : </a>
<a name="96"><span class="lineNum"> 96 </span> : /* just opened */</a>
<a name="97"><span class="lineNum"> 97 </span><span class="lineCov"> 786781 : handle-&gt;file = file;</span></a>
<a name="98"><span class="lineNum"> 98 </span> : </a>
<a name="99"><span class="lineNum"> 99 </span> : /* get the stat info */</a>
<a name="100"><span class="lineNum"> 100 </span><span class="lineCov"> 786781 : ret = fstat(handle-&gt;f, &amp;handle-&gt;st);</span></a>
<a name="101"><span class="lineNum"> 101 </span><span class="lineCov"> 786781 : if (ret != 0) {</span></a>
<a name="102"><span class="lineNum"> 102 </span> : /* LCOV_EXCL_START */</a>
<a name="103"><span class="lineNum"> 103 </span> : log_fatal(errno, &quot;Error accessing file '%s'. %s.\n&quot;, handle-&gt;path, strerror(errno));</a>
<a name="104"><span class="lineNum"> 104 </span> : return -1;</a>
<a name="105"><span class="lineNum"> 105 </span> : /* LCOV_EXCL_STOP */</a>
<a name="106"><span class="lineNum"> 106 </span> : }</a>
<a name="107"><span class="lineNum"> 107 </span> : </a>
<a name="108"><span class="lineNum"> 108 </span> : /* get the size of the existing data */</a>
<a name="109"><span class="lineNum"> 109 </span><span class="lineCov"> 786781 : handle-&gt;valid_size = handle-&gt;st.st_size;</span></a>
<a name="110"><span class="lineNum"> 110 </span> : </a>
<a name="111"><span class="lineNum"> 111 </span><span class="lineCov"> 786781 : ret = advise_open(&amp;handle-&gt;advise, handle-&gt;f);</span></a>
<a name="112"><span class="lineNum"> 112 </span><span class="lineCov"> 786781 : if (ret != 0) {</span></a>
<a name="113"><span class="lineNum"> 113 </span> : /* LCOV_EXCL_START */</a>
<a name="114"><span class="lineNum"> 114 </span> : log_fatal(errno, &quot;Error advising file '%s'. %s.\n&quot;, handle-&gt;path, strerror(errno));</a>
<a name="115"><span class="lineNum"> 115 </span> : return -1;</a>
<a name="116"><span class="lineNum"> 116 </span> : /* LCOV_EXCL_STOP */</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"> 786781 : return 0;</span></a>
<a name="120"><span class="lineNum"> 120 </span> : }</a>
<a name="121"><span class="lineNum"> 121 </span> : </a>
<a name="122"><span class="lineNum"> 122 </span><span class="lineCov"> 3181 : int handle_truncate(struct snapraid_handle* handle, struct snapraid_file* file)</span></a>
<a name="123"><span class="lineNum"> 123 </span> : {</a>
<a name="124"><span class="lineNum"> 124 </span> : int ret;</a>
<a name="125"><span class="lineNum"> 125 </span> : </a>
<a name="126"><span class="lineNum"> 126 </span><span class="lineCov"> 3181 : ret = ftruncate(handle-&gt;f, file-&gt;size);</span></a>
<a name="127"><span class="lineNum"> 127 </span><span class="lineCov"> 3181 : if (ret != 0) {</span></a>
<a name="128"><span class="lineNum"> 128 </span> : /* LCOV_EXCL_START */</a>
<a name="129"><span class="lineNum"> 129 </span> : if (errno == EACCES) {</a>
<a name="130"><span class="lineNum"> 130 </span> : log_fatal(errno, &quot;Failed to truncate file '%s' for missing write permission.\n&quot;, handle-&gt;path);</a>
<a name="131"><span class="lineNum"> 131 </span> : } else {</a>
<a name="132"><span class="lineNum"> 132 </span> : log_fatal(errno, &quot;Error truncating file '%s'. %s.\n&quot;, handle-&gt;path, strerror(errno));</a>
<a name="133"><span class="lineNum"> 133 </span> : }</a>
<a name="134"><span class="lineNum"> 134 </span> : return -1;</a>
<a name="135"><span class="lineNum"> 135 </span> : /* LCOV_EXCL_STOP */</a>
<a name="136"><span class="lineNum"> 136 </span> : }</a>
<a name="137"><span class="lineNum"> 137 </span> : </a>
<a name="138"><span class="lineNum"> 138 </span> : /* adjust the size to the truncated size */</a>
<a name="139"><span class="lineNum"> 139 </span><span class="lineCov"> 3181 : handle-&gt;valid_size = file-&gt;size;</span></a>
<a name="140"><span class="lineNum"> 140 </span> : </a>
<a name="141"><span class="lineNum"> 141 </span><span class="lineCov"> 3181 : return 0;</span></a>
<a name="142"><span class="lineNum"> 142 </span> : }</a>
<a name="143"><span class="lineNum"> 143 </span> : </a>
<a name="144"><span class="lineNum"> 144 </span><span class="lineCov"> 2283455 : int handle_open(struct snapraid_handle* handle, struct snapraid_file* file, int mode, log_ptr* out, log_ptr* out_missing)</span></a>
<a name="145"><span class="lineNum"> 145 </span> : {</a>
<a name="146"><span class="lineNum"> 146 </span> : int ret;</a>
<a name="147"><span class="lineNum"> 147 </span> : int flags;</a>
<a name="148"><span class="lineNum"> 148 </span> : </a>
<a name="149"><span class="lineNum"> 149 </span><span class="lineCov"> 2283455 : if (!out_missing)</span></a>
<a name="150"><span class="lineNum"> 150 </span><span class="lineCov"> 1624093 : out_missing = out;</span></a>
<a name="151"><span class="lineNum"> 151 </span> : </a>
<a name="152"><span class="lineNum"> 152 </span> : /* if already opened, nothing to do */</a>
<a name="153"><span class="lineNum"> 153 </span><span class="lineCov"> 2283455 : if (handle-&gt;file == file &amp;&amp; handle-&gt;file != 0 &amp;&amp; handle-&gt;f != -1) {</span></a>
<a name="154"><span class="lineNum"> 154 </span><span class="lineCov"> 499414 : return 0;</span></a>
<a name="155"><span class="lineNum"> 155 </span> : }</a>
<a name="156"><span class="lineNum"> 156 </span> : </a>
<a name="157"><span class="lineNum"> 157 </span><span class="lineCov"> 1784041 : advise_init(&amp;handle-&gt;advise, mode);</span></a>
<a name="158"><span class="lineNum"> 158 </span><span class="lineCov"> 1784041 : pathprint(handle-&gt;path, sizeof(handle-&gt;path), &quot;%s%s&quot;, handle-&gt;disk-&gt;dir, file-&gt;sub);</span></a>
<a name="159"><span class="lineNum"> 159 </span> : </a>
<a name="160"><span class="lineNum"> 160 </span> : /* for sure not created */</a>
<a name="161"><span class="lineNum"> 161 </span><span class="lineCov"> 1784041 : handle-&gt;created = 0;</span></a>
<a name="162"><span class="lineNum"> 162 </span> : </a>
<a name="163"><span class="lineNum"> 163 </span> : /* flags for opening */</a>
<a name="164"><span class="lineNum"> 164 </span> : /* O_BINARY: open as binary file (Windows only) */</a>
<a name="165"><span class="lineNum"> 165 </span> : /* O_NOFOLLOW: do not follow links to ensure to open the real file */</a>
<a name="166"><span class="lineNum"> 166 </span><span class="lineCov"> 1784041 : flags = O_BINARY | O_NOFOLLOW | advise_flags(&amp;handle-&gt;advise);</span></a>
<a name="167"><span class="lineNum"> 167 </span> : </a>
<a name="168"><span class="lineNum"> 168 </span> : /* open for read */</a>
<a name="169"><span class="lineNum"> 169 </span><span class="lineCov"> 1784041 : handle-&gt;f = open_noatime(handle-&gt;path, flags | O_RDONLY);</span></a>
<a name="170"><span class="lineNum"> 170 </span><span class="lineCov"> 1784041 : if (handle-&gt;f == -1) {</span></a>
<a name="171"><span class="lineNum"> 171 </span> : /* invalidate for error */</a>
<a name="172"><span class="lineNum"> 172 </span><span class="lineCov"> 86490 : handle-&gt;file = 0;</span></a>
<a name="173"><span class="lineNum"> 173 </span><span class="lineCov"> 86490 : handle-&gt;f = -1;</span></a>
<a name="174"><span class="lineNum"> 174 </span><span class="lineCov"> 86490 : handle-&gt;valid_size = 0;</span></a>
<a name="175"><span class="lineNum"> 175 </span> : </a>
<a name="176"><span class="lineNum"> 176 </span><span class="lineCov"> 86490 : if (errno == ENOENT)</span></a>
<a name="177"><span class="lineNum"> 177 </span><span class="lineCov"> 86478 : out_missing(errno, &quot;Missing file '%s'.\n&quot;, handle-&gt;path);</span></a>
<a name="178"><span class="lineNum"> 178 </span><span class="lineCov"> 12 : else if (errno == EACCES)</span></a>
<a name="179"><span class="lineNum"> 179 </span><span class="lineCov"> 12 : out(errno, &quot;Permission denied for file '%s'.\n&quot;, handle-&gt;path);</span></a>
<a name="180"><span class="lineNum"> 180 </span> : else</a>
<a name="181"><span class="lineNum"> 181 </span><span class="lineNoCov"> 0 : out(errno, &quot;Error opening file '%s'. %s.\n&quot;, handle-&gt;path, strerror(errno));</span></a>
<a name="182"><span class="lineNum"> 182 </span><span class="lineCov"> 86490 : return -1;</span></a>
<a name="183"><span class="lineNum"> 183 </span> : }</a>
<a name="184"><span class="lineNum"> 184 </span> : </a>
<a name="185"><span class="lineNum"> 185 </span> : /* just opened */</a>
<a name="186"><span class="lineNum"> 186 </span><span class="lineCov"> 1697551 : handle-&gt;file = file;</span></a>
<a name="187"><span class="lineNum"> 187 </span> : </a>
<a name="188"><span class="lineNum"> 188 </span> : /* get the stat info */</a>
<a name="189"><span class="lineNum"> 189 </span><span class="lineCov"> 1697551 : ret = fstat(handle-&gt;f, &amp;handle-&gt;st);</span></a>
<a name="190"><span class="lineNum"> 190 </span><span class="lineCov"> 1697551 : if (ret != 0) {</span></a>
<a name="191"><span class="lineNum"> 191 </span> : /* LCOV_EXCL_START */</a>
<a name="192"><span class="lineNum"> 192 </span> : out(errno, &quot;Error accessing file '%s'. %s.\n&quot;, handle-&gt;path, strerror(errno));</a>
<a name="193"><span class="lineNum"> 193 </span> : return -1;</a>
<a name="194"><span class="lineNum"> 194 </span> : /* LCOV_EXCL_STOP */</a>
<a name="195"><span class="lineNum"> 195 </span> : }</a>
<a name="196"><span class="lineNum"> 196 </span> : </a>
<a name="197"><span class="lineNum"> 197 </span> : /* get the size of the existing data */</a>
<a name="198"><span class="lineNum"> 198 </span><span class="lineCov"> 1697551 : handle-&gt;valid_size = handle-&gt;st.st_size;</span></a>
<a name="199"><span class="lineNum"> 199 </span> : </a>
<a name="200"><span class="lineNum"> 200 </span><span class="lineCov"> 1697551 : ret = advise_open(&amp;handle-&gt;advise, handle-&gt;f);</span></a>
<a name="201"><span class="lineNum"> 201 </span><span class="lineCov"> 1697551 : if (ret != 0) {</span></a>
<a name="202"><span class="lineNum"> 202 </span> : /* LCOV_EXCL_START */</a>
<a name="203"><span class="lineNum"> 203 </span> : out(errno, &quot;Error advising file '%s'. %s.\n&quot;, handle-&gt;path, strerror(errno));</a>
<a name="204"><span class="lineNum"> 204 </span> : return -1;</a>
<a name="205"><span class="lineNum"> 205 </span> : /* LCOV_EXCL_STOP */</a>
<a name="206"><span class="lineNum"> 206 </span> : }</a>
<a name="207"><span class="lineNum"> 207 </span> : </a>
<a name="208"><span class="lineNum"> 208 </span><span class="lineCov"> 1697551 : return 0;</span></a>
<a name="209"><span class="lineNum"> 209 </span> : }</a>
<a name="210"><span class="lineNum"> 210 </span> : </a>
<a name="211"><span class="lineNum"> 211 </span><span class="lineCov"> 4802848 : int handle_close(struct snapraid_handle* handle)</span></a>
<a name="212"><span class="lineNum"> 212 </span> : {</a>
<a name="213"><span class="lineNum"> 213 </span> : int ret;</a>
<a name="214"><span class="lineNum"> 214 </span> : </a>
<a name="215"><span class="lineNum"> 215 </span> : /* close if open */</a>
<a name="216"><span class="lineNum"> 216 </span><span class="lineCov"> 4802848 : if (handle-&gt;f != -1) {</span></a>
<a name="217"><span class="lineNum"> 217 </span><span class="lineCov"> 2484332 : ret = close(handle-&gt;f);</span></a>
<a name="218"><span class="lineNum"> 218 </span><span class="lineCov"> 2484332 : if (ret != 0) {</span></a>
<a name="219"><span class="lineNum"> 219 </span> : /* LCOV_EXCL_START */</a>
<a name="220"><span class="lineNum"> 220 </span> : log_fatal(errno, &quot;Error closing file '%s'. %s.\n&quot;, handle-&gt;file-&gt;sub, strerror(errno));</a>
<a name="221"><span class="lineNum"> 221 </span> : </a>
<a name="222"><span class="lineNum"> 222 </span> : /* invalidate for error */</a>
<a name="223"><span class="lineNum"> 223 </span> : handle-&gt;file = 0;</a>
<a name="224"><span class="lineNum"> 224 </span> : handle-&gt;f = -1;</a>
<a name="225"><span class="lineNum"> 225 </span> : handle-&gt;valid_size = 0;</a>
<a name="226"><span class="lineNum"> 226 </span> : return -1;</a>
<a name="227"><span class="lineNum"> 227 </span> : /* LCOV_EXCL_STOP */</a>
<a name="228"><span class="lineNum"> 228 </span> : }</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> : /* reset the descriptor */</a>
<a name="232"><span class="lineNum"> 232 </span><span class="lineCov"> 4802848 : handle-&gt;file = 0;</span></a>
<a name="233"><span class="lineNum"> 233 </span><span class="lineCov"> 4802848 : handle-&gt;f = -1;</span></a>
<a name="234"><span class="lineNum"> 234 </span><span class="lineCov"> 4802848 : handle-&gt;valid_size = 0;</span></a>
<a name="235"><span class="lineNum"> 235 </span> : </a>
<a name="236"><span class="lineNum"> 236 </span><span class="lineCov"> 4802848 : return 0;</span></a>
<a name="237"><span class="lineNum"> 237 </span> : }</a>
<a name="238"><span class="lineNum"> 238 </span> : </a>
<a name="239"><span class="lineNum"> 239 </span><span class="lineCov"> 5783636 : int handle_read(struct snapraid_handle* handle, block_off_t file_pos, unsigned char* block_buffer, unsigned block_size, log_ptr* out, log_ptr* out_missing)</span></a>
<a name="240"><span class="lineNum"> 240 </span> : {</a>
<a name="241"><span class="lineNum"> 241 </span> : ssize_t read_ret;</a>
<a name="242"><span class="lineNum"> 242 </span> : data_off_t offset;</a>
<a name="243"><span class="lineNum"> 243 </span> : unsigned read_size;</a>
<a name="244"><span class="lineNum"> 244 </span> : unsigned count;</a>
<a name="245"><span class="lineNum"> 245 </span> : int ret;</a>
<a name="246"><span class="lineNum"> 246 </span> : </a>
<a name="247"><span class="lineNum"> 247 </span><span class="lineCov"> 5783636 : offset = file_pos * (data_off_t)block_size;</span></a>
<a name="248"><span class="lineNum"> 248 </span> : </a>
<a name="249"><span class="lineNum"> 249 </span><span class="lineCov"> 5783636 : if (!out_missing)</span></a>
<a name="250"><span class="lineNum"> 250 </span><span class="lineCov"> 5777053 : out_missing = out;</span></a>
<a name="251"><span class="lineNum"> 251 </span> : </a>
<a name="252"><span class="lineNum"> 252 </span> : /* check if we are going to read only not initialized data */</a>
<a name="253"><span class="lineNum"> 253 </span><span class="lineCov"> 5783636 : if (offset &gt;= handle-&gt;valid_size) {</span></a>
<a name="254"><span class="lineNum"> 254 </span> : /* if the file is missing, it's at 0 size, or it's rebuilt while reading */</a>
<a name="255"><span class="lineNum"> 255 </span><span class="lineCov"> 184168 : if (offset == handle-&gt;valid_size || handle-&gt;valid_size == 0) {</span></a>
<a name="256"><span class="lineNum"> 256 </span><span class="lineCov"> 183162 : errno = ENOENT;</span></a>
<a name="257"><span class="lineNum"> 257 </span><span class="lineCov"> 183162 : if (offset == 0) {</span></a>
<a name="258"><span class="lineNum"> 258 </span><span class="lineCov"> 182244 : out_missing(errno, &quot;Missing file '%s'.\n&quot;, handle-&gt;path);</span></a>
<a name="259"><span class="lineNum"> 259 </span> : } else {</a>
<a name="260"><span class="lineNum"> 260 </span><span class="lineCov"> 918 : out_missing(errno, &quot;Missing data in file '%s' at offset %&quot; PRIu64 &quot;.\n&quot;, handle-&gt;path, offset);</span></a>
<a name="261"><span class="lineNum"> 261 </span> : }</a>
<a name="262"><span class="lineNum"> 262 </span> : } else {</a>
<a name="263"><span class="lineNum"> 263 </span><span class="lineCov"> 1006 : errno = ENXIO;</span></a>
<a name="264"><span class="lineNum"> 264 </span><span class="lineCov"> 1006 : out(errno, &quot;Reading over the end from file '%s' at offset %&quot; PRIu64 &quot;.\n&quot;, handle-&gt;path, offset);</span></a>
<a name="265"><span class="lineNum"> 265 </span> : }</a>
<a name="266"><span class="lineNum"> 266 </span><span class="lineCov"> 184168 : return -1;</span></a>
<a name="267"><span class="lineNum"> 267 </span> : }</a>
<a name="268"><span class="lineNum"> 268 </span> : </a>
<a name="269"><span class="lineNum"> 269 </span><span class="lineCov"> 5599468 : read_size = file_block_size(handle-&gt;file, file_pos, block_size);</span></a>
<a name="270"><span class="lineNum"> 270 </span> : </a>
<a name="271"><span class="lineNum"> 271 </span><span class="lineCov"> 5599468 : count = 0;</span></a>
<a name="272"><span class="lineNum"> 272 </span><span class="lineCov"> 5599468 : errno = 0;</span></a>
<a name="273"><span class="lineNum"> 273 </span> : do {</a>
<a name="274"><span class="lineNum"> 274 </span><span class="lineCov"> 5608418 : bw_limit(handle-&gt;bw, block_size - count);</span></a>
<a name="275"><span class="lineNum"> 275 </span> : </a>
<a name="276"><span class="lineNum"> 276 </span><span class="lineCov"> 5608418 : read_ret = pread(handle-&gt;f, block_buffer + count, block_size - count, offset + count);</span></a>
<a name="277"><span class="lineNum"> 277 </span><span class="lineCov"> 5608418 : if (read_ret == -1) {</span></a>
<a name="278"><span class="lineNum"> 278 </span> : /* LCOV_EXCL_START */</a>
<a name="279"><span class="lineNum"> 279 </span> : out(errno, &quot;Error reading file '%s' at offset %&quot; PRIu64 &quot; for size %u. %s.\n&quot;, handle-&gt;path, offset + count, block_size - count, strerror(errno));</a>
<a name="280"><span class="lineNum"> 280 </span> : return -1;</a>
<a name="281"><span class="lineNum"> 281 </span> : /* LCOV_EXCL_STOP */</a>
<a name="282"><span class="lineNum"> 282 </span> : }</a>
<a name="283"><span class="lineNum"> 283 </span><span class="lineCov"> 5608418 : if (read_ret == 0) {</span></a>
<a name="284"><span class="lineNum"> 284 </span> : /* LCOV_EXCL_START */</a>
<a name="285"><span class="lineNum"> 285 </span> : if (errno == 0)</a>
<a name="286"><span class="lineNum"> 286 </span> : errno = ENXIO;</a>
<a name="287"><span class="lineNum"> 287 </span> : out(errno, &quot;Unexpected end of file '%s' at offset %&quot; PRIu64 &quot;. %s.\n&quot;, handle-&gt;path, offset, strerror(errno));</a>
<a name="288"><span class="lineNum"> 288 </span> : return -1;</a>
<a name="289"><span class="lineNum"> 289 </span> : /* LCOV_EXCL_STOP */</a>
<a name="290"><span class="lineNum"> 290 </span> : }</a>
<a name="291"><span class="lineNum"> 291 </span> : </a>
<a name="292"><span class="lineNum"> 292 </span><span class="lineCov"> 5599468 : count += read_ret;</span></a>
<a name="293"><span class="lineNum"> 293 </span><span class="lineCov"> 5599468 : } while (count &lt; read_size);</span></a>
<a name="294"><span class="lineNum"> 294 </span> : </a>
<a name="295"><span class="lineNum"> 295 </span> : /* pad with 0 */</a>
<a name="296"><span class="lineNum"> 296 </span><span class="lineCov"> 5590518 : if (read_size &lt; block_size) {</span></a>
<a name="297"><span class="lineNum"> 297 </span><span class="lineCov"> 2257811 : memset(block_buffer + read_size, 0, block_size - read_size);</span></a>
<a name="298"><span class="lineNum"> 298 </span> : }</a>
<a name="299"><span class="lineNum"> 299 </span> : </a>
<a name="300"><span class="lineNum"> 300 </span><span class="lineCov"> 5590518 : ret = advise_read(&amp;handle-&gt;advise, handle-&gt;f, offset, block_size);</span></a>
<a name="301"><span class="lineNum"> 301 </span><span class="lineCov"> 5590518 : if (ret != 0) {</span></a>
<a name="302"><span class="lineNum"> 302 </span> : /* LCOV_EXCL_START */</a>
<a name="303"><span class="lineNum"> 303 </span> : out(errno, &quot;Error advising file '%s'. %s.\n&quot;, handle-&gt;path, strerror(errno));</a>
<a name="304"><span class="lineNum"> 304 </span> : return -1;</a>
<a name="305"><span class="lineNum"> 305 </span> : /* LCOV_EXCL_STOP */</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><span class="lineCov"> 5590518 : return read_size;</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"> 307391 : int handle_write(struct snapraid_handle* handle, block_off_t file_pos, unsigned char* block_buffer, unsigned block_size)</span></a>
<a name="312"><span class="lineNum"> 312 </span> : {</a>
<a name="313"><span class="lineNum"> 313 </span> : ssize_t write_ret;</a>
<a name="314"><span class="lineNum"> 314 </span> : data_off_t offset;</a>
<a name="315"><span class="lineNum"> 315 </span> : unsigned write_size;</a>
<a name="316"><span class="lineNum"> 316 </span> : unsigned count;</a>
<a name="317"><span class="lineNum"> 317 </span> : int ret;</a>
<a name="318"><span class="lineNum"> 318 </span> : </a>
<a name="319"><span class="lineNum"> 319 </span><span class="lineCov"> 307391 : offset = file_pos * (data_off_t)block_size;</span></a>
<a name="320"><span class="lineNum"> 320 </span> : </a>
<a name="321"><span class="lineNum"> 321 </span><span class="lineCov"> 307391 : write_size = file_block_size(handle-&gt;file, file_pos, block_size);</span></a>
<a name="322"><span class="lineNum"> 322 </span> : </a>
<a name="323"><span class="lineNum"> 323 </span><span class="lineCov"> 307391 : count = 0;</span></a>
<a name="324"><span class="lineNum"> 324 </span> : do {</a>
<a name="325"><span class="lineNum"> 325 </span><span class="lineCov"> 307391 : bw_limit(handle-&gt;bw, write_size - count);</span></a>
<a name="326"><span class="lineNum"> 326 </span> : </a>
<a name="327"><span class="lineNum"> 327 </span><span class="lineCov"> 307391 : write_ret = pwrite(handle-&gt;f, block_buffer + count, write_size - count, offset + count);</span></a>
<a name="328"><span class="lineNum"> 328 </span><span class="lineCov"> 307391 : if (write_ret == -1) {</span></a>
<a name="329"><span class="lineNum"> 329 </span> : /* LCOV_EXCL_START */</a>
<a name="330"><span class="lineNum"> 330 </span> : log_fatal(errno, &quot;Error writing file '%s'. %s.\n&quot;, handle-&gt;path, strerror(errno));</a>
<a name="331"><span class="lineNum"> 331 </span> : return -1;</a>
<a name="332"><span class="lineNum"> 332 </span> : /* LCOV_EXCL_STOP */</a>
<a name="333"><span class="lineNum"> 333 </span> : }</a>
<a name="334"><span class="lineNum"> 334 </span><span class="lineCov"> 307391 : if (write_ret == 0) {</span></a>
<a name="335"><span class="lineNum"> 335 </span> : /* LCOV_EXCL_START */</a>
<a name="336"><span class="lineNum"> 336 </span> : errno = ENXIO;</a>
<a name="337"><span class="lineNum"> 337 </span> : log_fatal(errno, &quot;Unexpected 0 write to file '%s'. %s.\n&quot;, handle-&gt;path, strerror(errno));</a>
<a name="338"><span class="lineNum"> 338 </span> : return -1;</a>
<a name="339"><span class="lineNum"> 339 </span> : /* LCOV_EXCL_STOP */</a>
<a name="340"><span class="lineNum"> 340 </span> : }</a>
<a name="341"><span class="lineNum"> 341 </span> : </a>
<a name="342"><span class="lineNum"> 342 </span><span class="lineCov"> 307391 : count += write_ret;</span></a>
<a name="343"><span class="lineNum"> 343 </span><span class="lineCov"> 307391 : } while (count &lt; write_size);</span></a>
<a name="344"><span class="lineNum"> 344 </span> : </a>
<a name="345"><span class="lineNum"> 345 </span> : /* adjust the size of the valid data */</a>
<a name="346"><span class="lineNum"> 346 </span><span class="lineCov"> 307391 : if (handle-&gt;valid_size &lt; offset + write_size) {</span></a>
<a name="347"><span class="lineNum"> 347 </span><span class="lineCov"> 301251 : handle-&gt;valid_size = offset + write_size;</span></a>
<a name="348"><span class="lineNum"> 348 </span> : }</a>
<a name="349"><span class="lineNum"> 349 </span> : </a>
<a name="350"><span class="lineNum"> 350 </span><span class="lineCov"> 307391 : ret = advise_write(&amp;handle-&gt;advise, handle-&gt;f, offset, block_size);</span></a>
<a name="351"><span class="lineNum"> 351 </span><span class="lineCov"> 307391 : if (ret != 0) {</span></a>
<a name="352"><span class="lineNum"> 352 </span> : /* LCOV_EXCL_START */</a>
<a name="353"><span class="lineNum"> 353 </span> : log_fatal(errno, &quot;Error advising file '%s'. %s.\n&quot;, handle-&gt;path, strerror(errno));</a>
<a name="354"><span class="lineNum"> 354 </span> : return -1;</a>
<a name="355"><span class="lineNum"> 355 </span> : /* LCOV_EXCL_STOP */</a>
<a name="356"><span class="lineNum"> 356 </span> : }</a>
<a name="357"><span class="lineNum"> 357 </span> : </a>
<a name="358"><span class="lineNum"> 358 </span><span class="lineCov"> 307391 : return 0;</span></a>
<a name="359"><span class="lineNum"> 359 </span> : }</a>
<a name="360"><span class="lineNum"> 360 </span> : </a>
<a name="361"><span class="lineNum"> 361 </span><span class="lineCov"> 129038 : int handle_utime(struct snapraid_handle* handle)</span></a>
<a name="362"><span class="lineNum"> 362 </span> : {</a>
<a name="363"><span class="lineNum"> 363 </span> : int ret;</a>
<a name="364"><span class="lineNum"> 364 </span> : </a>
<a name="365"><span class="lineNum"> 365 </span> : /* do nothing if not opened */</a>
<a name="366"><span class="lineNum"> 366 </span><span class="lineCov"> 129038 : if (handle-&gt;f == -1)</span></a>
<a name="367"><span class="lineNum"> 367 </span><span class="lineNoCov"> 0 : return 0;</span></a>
<a name="368"><span class="lineNum"> 368 </span> : </a>
<a name="369"><span class="lineNum"> 369 </span><span class="lineCov"> 129038 : ret = fmtime(handle-&gt;f, handle-&gt;file-&gt;mtime_sec, handle-&gt;file-&gt;mtime_nsec);</span></a>
<a name="370"><span class="lineNum"> 370 </span> : </a>
<a name="371"><span class="lineNum"> 371 </span><span class="lineCov"> 129038 : if (ret != 0) {</span></a>
<a name="372"><span class="lineNum"> 372 </span> : /* LCOV_EXCL_START */</a>
<a name="373"><span class="lineNum"> 373 </span> : log_fatal(errno, &quot;Error timing file '%s'. %s.\n&quot;, handle-&gt;file-&gt;sub, strerror(errno));</a>
<a name="374"><span class="lineNum"> 374 </span> : return -1;</a>
<a name="375"><span class="lineNum"> 375 </span> : /* LCOV_EXCL_STOP */</a>
<a name="376"><span class="lineNum"> 376 </span> : }</a>
<a name="377"><span class="lineNum"> 377 </span> : </a>
<a name="378"><span class="lineNum"> 378 </span><span class="lineCov"> 129038 : return 0;</span></a>
<a name="379"><span class="lineNum"> 379 </span> : }</a>
<a name="380"><span class="lineNum"> 380 </span> : </a>
<a name="381"><span class="lineNum"> 381 </span><span class="lineCov"> 235 : struct snapraid_handle* handle_mapping(struct snapraid_state* state, unsigned* handlemax)</span></a>
<a name="382"><span class="lineNum"> 382 </span> : {</a>
<a name="383"><span class="lineNum"> 383 </span> : tommy_node* i;</a>
<a name="384"><span class="lineNum"> 384 </span> : unsigned j;</a>
<a name="385"><span class="lineNum"> 385 </span><span class="lineCov"> 235 : unsigned size = 0;</span></a>
<a name="386"><span class="lineNum"> 386 </span> : struct snapraid_handle* handle;</a>
<a name="387"><span class="lineNum"> 387 </span> : </a>
<a name="388"><span class="lineNum"> 388 </span> : /* get the size of the mapping */</a>
<a name="389"><span class="lineNum"> 389 </span><span class="lineCov"> 235 : size = 0;</span></a>
<a name="390"><span class="lineNum"> 390 </span><span class="lineCov"> 1640 : for (i = state-&gt;maplist; i != 0; i = i-&gt;next) {</span></a>
<a name="391"><span class="lineNum"> 391 </span><span class="lineCov"> 1405 : struct snapraid_map* map = i-&gt;data;</span></a>
<a name="392"><span class="lineNum"> 392 </span><span class="lineCov"> 1405 : if (map-&gt;position &gt; size)</span></a>
<a name="393"><span class="lineNum"> 393 </span><span class="lineCov"> 1005 : size = map-&gt;position;</span></a>
<a name="394"><span class="lineNum"> 394 </span> : }</a>
<a name="395"><span class="lineNum"> 395 </span><span class="lineCov"> 235 : ++size; /* size is one more than the max */</span></a>
<a name="396"><span class="lineNum"> 396 </span> : </a>
<a name="397"><span class="lineNum"> 397 </span><span class="lineCov"> 235 : handle = malloc_nofail(size * sizeof(struct snapraid_handle));</span></a>
<a name="398"><span class="lineNum"> 398 </span> : </a>
<a name="399"><span class="lineNum"> 399 </span><span class="lineCov"> 1645 : for (j = 0; j &lt; size; ++j) {</span></a>
<a name="400"><span class="lineNum"> 400 </span> : /* default for empty position */</a>
<a name="401"><span class="lineNum"> 401 </span><span class="lineCov"> 1410 : handle[j].disk = 0;</span></a>
<a name="402"><span class="lineNum"> 402 </span><span class="lineCov"> 1410 : handle[j].file = 0;</span></a>
<a name="403"><span class="lineNum"> 403 </span><span class="lineCov"> 1410 : handle[j].f = -1;</span></a>
<a name="404"><span class="lineNum"> 404 </span><span class="lineCov"> 1410 : handle[j].valid_size = 0;</span></a>
<a name="405"><span class="lineNum"> 405 </span><span class="lineCov"> 1410 : handle[j].bw = 0;</span></a>
<a name="406"><span class="lineNum"> 406 </span> : }</a>
<a name="407"><span class="lineNum"> 407 </span> : </a>
<a name="408"><span class="lineNum"> 408 </span> : /* set the vector */</a>
<a name="409"><span class="lineNum"> 409 </span><span class="lineCov"> 1640 : for (i = state-&gt;disklist; i != 0; i = i-&gt;next) {</span></a>
<a name="410"><span class="lineNum"> 410 </span> : struct snapraid_map* map;</a>
<a name="411"><span class="lineNum"> 411 </span><span class="lineCov"> 1405 : struct snapraid_disk* disk = i-&gt;data;</span></a>
<a name="412"><span class="lineNum"> 412 </span> : tommy_node* k;</a>
<a name="413"><span class="lineNum"> 413 </span> : </a>
<a name="414"><span class="lineNum"> 414 </span> : /* search the mapping for this disk */</a>
<a name="415"><span class="lineNum"> 415 </span><span class="lineCov"> 1405 : map = 0;</span></a>
<a name="416"><span class="lineNum"> 416 </span><span class="lineCov"> 4905 : for (k = state-&gt;maplist; k != 0; k = k-&gt;next) {</span></a>
<a name="417"><span class="lineNum"> 417 </span><span class="lineCov"> 4905 : map = k-&gt;data;</span></a>
<a name="418"><span class="lineNum"> 418 </span><span class="lineCov"> 4905 : if (strcmp(disk-&gt;name, map-&gt;name) == 0)</span></a>
<a name="419"><span class="lineNum"> 419 </span><span class="lineCov"> 1405 : break;</span></a>
<a name="420"><span class="lineNum"> 420 </span> : }</a>
<a name="421"><span class="lineNum"> 421 </span><span class="lineCov"> 1405 : if (!map) {</span></a>
<a name="422"><span class="lineNum"> 422 </span> : /* LCOV_EXCL_START */</a>
<a name="423"><span class="lineNum"> 423 </span> : log_fatal(EINTERNAL, &quot;Internal error for inconsistent disk mapping.\n&quot;);</a>
<a name="424"><span class="lineNum"> 424 </span> : os_abort();</a>
<a name="425"><span class="lineNum"> 425 </span> : /* LCOV_EXCL_STOP */</a>
<a name="426"><span class="lineNum"> 426 </span> : }</a>
<a name="427"><span class="lineNum"> 427 </span> : </a>
<a name="428"><span class="lineNum"> 428 </span><span class="lineCov"> 1405 : handle[map-&gt;position].disk = disk;</span></a>
<a name="429"><span class="lineNum"> 429 </span> : }</a>
<a name="430"><span class="lineNum"> 430 </span> : </a>
<a name="431"><span class="lineNum"> 431 </span><span class="lineCov"> 235 : *handlemax = size;</span></a>
<a name="432"><span class="lineNum"> 432 </span><span class="lineCov"> 235 : return handle;</span></a>
<a name="433"><span class="lineNum"> 433 </span> : }</a>
<a name="434"><span class="lineNum"> 434 </span> : </a>
</pre>
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