mirror of
https://github.com/amadvance/snapraid.git
synced 2026-10-26 19:01:57 -04:00
1398 lines
136 KiB
HTML
1398 lines
136 KiB
HTML
<!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/elem.h</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> - elem.h<span style="font-size: 80%;"> (source / <a href="elem.h.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">127</td>
|
|
<td class="headerCovTableEntry">131</td>
|
|
<td class="headerCovTableEntryHi">96.9 %</td>
|
|
</tr>
|
|
<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">41</td>
|
|
<td class="headerCovTableEntry">41</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) 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 <http://www.gnu.org/licenses/>.</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> : #ifndef __ELEM_H</a>
|
|
<a name="19"><span class="lineNum"> 19 </span> : #define __ELEM_H</a>
|
|
<a name="20"><span class="lineNum"> 20 </span> : </a>
|
|
<a name="21"><span class="lineNum"> 21 </span> : #include "util.h"</a>
|
|
<a name="22"><span class="lineNum"> 22 </span> : #include "support.h"</a>
|
|
<a name="23"><span class="lineNum"> 23 </span> : #include "tommyds/tommyhash.h"</a>
|
|
<a name="24"><span class="lineNum"> 24 </span> : #include "tommyds/tommylist.h"</a>
|
|
<a name="25"><span class="lineNum"> 25 </span> : #include "tommyds/tommytree.h"</a>
|
|
<a name="26"><span class="lineNum"> 26 </span> : #include "tommyds/tommyhashdyn.h"</a>
|
|
<a name="27"><span class="lineNum"> 27 </span> : #include "tommyds/tommyarray.h"</a>
|
|
<a name="28"><span class="lineNum"> 28 </span> : #include "tommyds/tommyarrayblkof.h"</a>
|
|
<a name="29"><span class="lineNum"> 29 </span> : </a>
|
|
<a name="30"><span class="lineNum"> 30 </span> : /****************************************************************************/</a>
|
|
<a name="31"><span class="lineNum"> 31 </span> : /* snapraid */</a>
|
|
<a name="32"><span class="lineNum"> 32 </span> : </a>
|
|
<a name="33"><span class="lineNum"> 33 </span> : /**</a>
|
|
<a name="34"><span class="lineNum"> 34 </span> : * Number of measures of the operation progress.</a>
|
|
<a name="35"><span class="lineNum"> 35 </span> : */</a>
|
|
<a name="36"><span class="lineNum"> 36 </span> : #define PROGRESS_MAX 100</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> : * Max UUID length.</a>
|
|
<a name="40"><span class="lineNum"> 40 </span> : */</a>
|
|
<a name="41"><span class="lineNum"> 41 </span> : #define UUID_MAX 128</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> : * Max filesystem type/label length</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> : #define FSINFO_MAX 64</a>
|
|
<a name="48"><span class="lineNum"> 48 </span> : </a>
|
|
<a name="49"><span class="lineNum"> 49 </span> : /**</a>
|
|
<a name="50"><span class="lineNum"> 50 </span> : * Invalid position.</a>
|
|
<a name="51"><span class="lineNum"> 51 </span> : */</a>
|
|
<a name="52"><span class="lineNum"> 52 </span> : #define POS_NULL ((block_off_t)-1)</a>
|
|
<a name="53"><span class="lineNum"> 53 </span> : </a>
|
|
<a name="54"><span class="lineNum"> 54 </span> : /**</a>
|
|
<a name="55"><span class="lineNum"> 55 </span> : * Content file specification.</a>
|
|
<a name="56"><span class="lineNum"> 56 </span> : */</a>
|
|
<a name="57"><span class="lineNum"> 57 </span> : struct snapraid_content {</a>
|
|
<a name="58"><span class="lineNum"> 58 </span> : char content[PATH_MAX]; /**< Path of the content file. */</a>
|
|
<a name="59"><span class="lineNum"> 59 </span> : uint64_t device; /**< Device identifier. */</a>
|
|
<a name="60"><span class="lineNum"> 60 </span> : void* context; /**< Context used for multithread operations. */</a>
|
|
<a name="61"><span class="lineNum"> 61 </span> : tommy_node node; /**< Next node in the list. */</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> : /**</a>
|
|
<a name="65"><span class="lineNum"> 65 </span> : * Filter for paths.</a>
|
|
<a name="66"><span class="lineNum"> 66 </span> : */</a>
|
|
<a name="67"><span class="lineNum"> 67 </span> : struct snapraid_filter {</a>
|
|
<a name="68"><span class="lineNum"> 68 </span> : char pattern[PATH_MAX]; /**< Filter pattern. */</a>
|
|
<a name="69"><span class="lineNum"> 69 </span> : char root[PATH_MAX]; /**< If empty, it's a global pattern. If not empty, it's a local pattern that applies only to that dir. */</a>
|
|
<a name="70"><span class="lineNum"> 70 </span> : int is_disk; /**< If the pattern is a disk one, otherwise it's a file pattern */</a>
|
|
<a name="71"><span class="lineNum"> 71 </span> : int is_abs; /**< If the pattern is an absolute path (start with /), otherwise it's a relative one */</a>
|
|
<a name="72"><span class="lineNum"> 72 </span> : int is_dir; /**< If the pattern is only for dir, otherwise it's only for file. */</a>
|
|
<a name="73"><span class="lineNum"> 73 </span> : int direction; /**< If it's an inclusion (=1) or an exclusion (=-1). */</a>
|
|
<a name="74"><span class="lineNum"> 74 </span> : tommy_node node; /**< Next node in the list. */</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> : /**</a>
|
|
<a name="78"><span class="lineNum"> 78 </span> : * Block pointer used to represent unused blocks.</a>
|
|
<a name="79"><span class="lineNum"> 79 </span> : */</a>
|
|
<a name="80"><span class="lineNum"> 80 </span> : #define BLOCK_NULL 0</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> : * This block is an empty one.</a>
|
|
<a name="84"><span class="lineNum"> 84 </span> : * Note that an empty block is represent with ::BLOCK_NULL.</a>
|
|
<a name="85"><span class="lineNum"> 85 </span> : */</a>
|
|
<a name="86"><span class="lineNum"> 86 </span> : #define BLOCK_STATE_EMPTY 0</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> : * The block has both the hash and the parity computed.</a>
|
|
<a name="90"><span class="lineNum"> 90 </span> : * This is the normal state of a saved block.</a>
|
|
<a name="91"><span class="lineNum"> 91 </span> : *</a>
|
|
<a name="92"><span class="lineNum"> 92 </span> : * The block hash field IS set.</a>
|
|
<a name="93"><span class="lineNum"> 93 </span> : * The parity for this disk is updated.</a>
|
|
<a name="94"><span class="lineNum"> 94 </span> : */</a>
|
|
<a name="95"><span class="lineNum"> 95 </span> : #define BLOCK_STATE_BLK 1</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> : * The block is new and not yet hashed.</a>
|
|
<a name="99"><span class="lineNum"> 99 </span> : * This happens when a new block overwrites a just removed block, or an empty</a>
|
|
<a name="100"><span class="lineNum"> 100 </span> : * space.</a>
|
|
<a name="101"><span class="lineNum"> 101 </span> : *</a>
|
|
<a name="102"><span class="lineNum"> 102 </span> : * The block hash field MAY be set and it represents the hash of the OLD data.</a>
|
|
<a name="103"><span class="lineNum"> 103 </span> : * The hash may be also INVALID or ZERO.</a>
|
|
<a name="104"><span class="lineNum"> 104 </span> : *</a>
|
|
<a name="105"><span class="lineNum"> 105 </span> : * If the OLD block was empty, the hash is set to the special ZERO value.</a>
|
|
<a name="106"><span class="lineNum"> 106 </span> : * If the OLD block was lost, the hash is set to the special INVALID value.</a>
|
|
<a name="107"><span class="lineNum"> 107 </span> : *</a>
|
|
<a name="108"><span class="lineNum"> 108 </span> : * The parity for this disk is not updated, but it contains the old data referenced by the hash.</a>
|
|
<a name="109"><span class="lineNum"> 109 </span> : *</a>
|
|
<a name="110"><span class="lineNum"> 110 </span> : * If the state is read from an incomplete sync, we don't really know if the hash is referring to the</a>
|
|
<a name="111"><span class="lineNum"> 111 </span> : * data used to compute the parity, because the sync process was interrupted at an unknown point,</a>
|
|
<a name="112"><span class="lineNum"> 112 </span> : * and the parity may or may not be updated.</a>
|
|
<a name="113"><span class="lineNum"> 113 </span> : *</a>
|
|
<a name="114"><span class="lineNum"> 114 </span> : * For this reason we clear all such hashes when reading the state from an incomplete sync before</a>
|
|
<a name="115"><span class="lineNum"> 115 </span> : * starting a new sync, because sync is affected by such hashes, as sync updates the parity, only</a>
|
|
<a name="116"><span class="lineNum"> 116 </span> : * if the new data read for CHG blocks has a mismatching hash.</a>
|
|
<a name="117"><span class="lineNum"> 117 </span> : * Clearing is done setting the ::clear_past_hash flag before reading the state.</a>
|
|
<a name="118"><span class="lineNum"> 118 </span> : * No clearing is done in other commands, as check and fix are instead able to work with unsynced</a>
|
|
<a name="119"><span class="lineNum"> 119 </span> : * hashes, and scrub ignores CHG/DELETED blocks.</a>
|
|
<a name="120"><span class="lineNum"> 120 </span> : */</a>
|
|
<a name="121"><span class="lineNum"> 121 </span> : #define BLOCK_STATE_CHG 2</a>
|
|
<a name="122"><span class="lineNum"> 122 </span> : </a>
|
|
<a name="123"><span class="lineNum"> 123 </span> : /**</a>
|
|
<a name="124"><span class="lineNum"> 124 </span> : * The block is new and hashed.</a>
|
|
<a name="125"><span class="lineNum"> 125 </span> : * This happens when a new block overwrites a just removed block, or an empty space.</a>
|
|
<a name="126"><span class="lineNum"> 126 </span> : *</a>
|
|
<a name="127"><span class="lineNum"> 127 </span> : * Note that when the file copy heuristic is enabled, the REP blocks may be set</a>
|
|
<a name="128"><span class="lineNum"> 128 </span> : * using this heuristic, meaning that the hash may be wrong.</a>
|
|
<a name="129"><span class="lineNum"> 129 </span> : *</a>
|
|
<a name="130"><span class="lineNum"> 130 </span> : * For this reason, when the ::force_nocopy flag is enabled in sync, we convert all the REP blocks</a>
|
|
<a name="131"><span class="lineNum"> 131 </span> : * to CHG, invalidating the stored hash.</a>
|
|
<a name="132"><span class="lineNum"> 132 </span> : * Clearing is done setting the ::clear_past_hash flag before reading the state.</a>
|
|
<a name="133"><span class="lineNum"> 133 </span> : * No clearing is done in other commands, as they don't stop the process like in sync</a>
|
|
<a name="134"><span class="lineNum"> 134 </span> : * when there is a false silent error.</a>
|
|
<a name="135"><span class="lineNum"> 135 </span> : *</a>
|
|
<a name="136"><span class="lineNum"> 136 </span> : * The block hash field IS set, and it represents the hash of the new data.</a>
|
|
<a name="137"><span class="lineNum"> 137 </span> : * The parity for this disk is not updated.</a>
|
|
<a name="138"><span class="lineNum"> 138 </span> : */</a>
|
|
<a name="139"><span class="lineNum"> 139 </span> : #define BLOCK_STATE_REP 3</a>
|
|
<a name="140"><span class="lineNum"> 140 </span> : </a>
|
|
<a name="141"><span class="lineNum"> 141 </span> : /**</a>
|
|
<a name="142"><span class="lineNum"> 142 </span> : * This block is a deleted one.</a>
|
|
<a name="143"><span class="lineNum"> 143 </span> : * This happens when a file is deleted.</a>
|
|
<a name="144"><span class="lineNum"> 144 </span> : *</a>
|
|
<a name="145"><span class="lineNum"> 145 </span> : * The block hash field IS set, and it represents the hash of the previous data,</a>
|
|
<a name="146"><span class="lineNum"> 146 </span> : * but only if it's different by all 0.</a>
|
|
<a name="147"><span class="lineNum"> 147 </span> : * The parity for this disk is not updated, but it contains the old data referenced by the hash.</a>
|
|
<a name="148"><span class="lineNum"> 148 </span> : *</a>
|
|
<a name="149"><span class="lineNum"> 149 </span> : * If the state is read from an incomplete sync, we don't really know if the hash is referring to the</a>
|
|
<a name="150"><span class="lineNum"> 150 </span> : * data used to compute the parity, because the sync process was interrupted at an unknown point,</a>
|
|
<a name="151"><span class="lineNum"> 151 </span> : * and the parity may or may not be updated.</a>
|
|
<a name="152"><span class="lineNum"> 152 </span> : *</a>
|
|
<a name="153"><span class="lineNum"> 153 </span> : * As now the sync process is not affected by DELETED hash, so clearing won't be really needed,</a>
|
|
<a name="154"><span class="lineNum"> 154 </span> : * but considering that we have to do it for CHG blocks, we do it also for DELETED ones,</a>
|
|
<a name="155"><span class="lineNum"> 155 </span> : * clearing all the past hashes.</a>
|
|
<a name="156"><span class="lineNum"> 156 </span> : * Clearing is done setting the ::clear_past_hash flag before reading the state.</a>
|
|
<a name="157"><span class="lineNum"> 157 </span> : * No clearing is done in other commands, as check and fix are instead able to work with unsynced</a>
|
|
<a name="158"><span class="lineNum"> 158 </span> : * hashes, and scrub ignores CHG/DELETED blocks.</a>
|
|
<a name="159"><span class="lineNum"> 159 </span> : */</a>
|
|
<a name="160"><span class="lineNum"> 160 </span> : #define BLOCK_STATE_DELETED 4</a>
|
|
<a name="161"><span class="lineNum"> 161 </span> : </a>
|
|
<a name="162"><span class="lineNum"> 162 </span> : /**</a>
|
|
<a name="163"><span class="lineNum"> 163 </span> : * Block hash size.</a>
|
|
<a name="164"><span class="lineNum"> 164 </span> : *</a>
|
|
<a name="165"><span class="lineNum"> 165 </span> : * At max HASH_MAX.</a>
|
|
<a name="166"><span class="lineNum"> 166 </span> : */</a>
|
|
<a name="167"><span class="lineNum"> 167 </span> : extern int BLOCK_HASH_SIZE;</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> : * Block of a file.</a>
|
|
<a name="171"><span class="lineNum"> 171 </span> : */</a>
|
|
<a name="172"><span class="lineNum"> 172 </span> : struct snapraid_block {</a>
|
|
<a name="173"><span class="lineNum"> 173 </span> : unsigned char state; /**< State of the block. */</a>
|
|
<a name="174"><span class="lineNum"> 174 </span> : </a>
|
|
<a name="175"><span class="lineNum"> 175 </span> : /**</a>
|
|
<a name="176"><span class="lineNum"> 176 </span> : * Hash of the block.</a>
|
|
<a name="177"><span class="lineNum"> 177 </span> : *</a>
|
|
<a name="178"><span class="lineNum"> 178 </span> : * The effective stored size is BLOCK_HASH_SIZE.</a>
|
|
<a name="179"><span class="lineNum"> 179 </span> : */</a>
|
|
<a name="180"><span class="lineNum"> 180 </span> : unsigned char hash[HASH_MAX];</a>
|
|
<a name="181"><span class="lineNum"> 181 </span> : };</a>
|
|
<a name="182"><span class="lineNum"> 182 </span> : </a>
|
|
<a name="183"><span class="lineNum"> 183 </span> : /**</a>
|
|
<a name="184"><span class="lineNum"> 184 </span> : * If a file is present in the disk.</a>
|
|
<a name="185"><span class="lineNum"> 185 </span> : * It's used only in scan to detect present and missing files.</a>
|
|
<a name="186"><span class="lineNum"> 186 </span> : */</a>
|
|
<a name="187"><span class="lineNum"> 187 </span> : #define FILE_IS_PRESENT 0x01</a>
|
|
<a name="188"><span class="lineNum"> 188 </span> : </a>
|
|
<a name="189"><span class="lineNum"> 189 </span> : /**</a>
|
|
<a name="190"><span class="lineNum"> 190 </span> : * If it's an excluded file from the processing.</a>
|
|
<a name="191"><span class="lineNum"> 191 </span> : * It's used in both check and fix to mark files to exclude from the processing.</a>
|
|
<a name="192"><span class="lineNum"> 192 </span> : */</a>
|
|
<a name="193"><span class="lineNum"> 193 </span> : #define FILE_IS_EXCLUDED 0x02</a>
|
|
<a name="194"><span class="lineNum"> 194 </span> : </a>
|
|
<a name="195"><span class="lineNum"> 195 </span> : /**</a>
|
|
<a name="196"><span class="lineNum"> 196 </span> : * If a fix was attempted but it failed.</a>
|
|
<a name="197"><span class="lineNum"> 197 </span> : * It's used only in fix to mark that some data is unrecoverable.</a>
|
|
<a name="198"><span class="lineNum"> 198 </span> : */</a>
|
|
<a name="199"><span class="lineNum"> 199 </span> : #define FILE_IS_DAMAGED 0x04</a>
|
|
<a name="200"><span class="lineNum"> 200 </span> : </a>
|
|
<a name="201"><span class="lineNum"> 201 </span> : /**</a>
|
|
<a name="202"><span class="lineNum"> 202 </span> : * If a fix was done.</a>
|
|
<a name="203"><span class="lineNum"> 203 </span> : * It's used only in fix to mark that some data was recovered.</a>
|
|
<a name="204"><span class="lineNum"> 204 </span> : */</a>
|
|
<a name="205"><span class="lineNum"> 205 </span> : #define FILE_IS_FIXED 0x08</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> : * If the file was originally missing, and it was created in the fix process.</a>
|
|
<a name="209"><span class="lineNum"> 209 </span> : * It's used only in fix to mark files recovered from scratch,</a>
|
|
<a name="210"><span class="lineNum"> 210 </span> : * meaning that they don't have any previous content.</a>
|
|
<a name="211"><span class="lineNum"> 211 </span> : * This is important because it means that deleting them, you are not going</a>
|
|
<a name="212"><span class="lineNum"> 212 </span> : * to lose something that cannot be recovered.</a>
|
|
<a name="213"><span class="lineNum"> 213 </span> : * Note that excluded files won't ever get this flag.</a>
|
|
<a name="214"><span class="lineNum"> 214 </span> : */</a>
|
|
<a name="215"><span class="lineNum"> 215 </span> : #define FILE_IS_CREATED 0x10</a>
|
|
<a name="216"><span class="lineNum"> 216 </span> : </a>
|
|
<a name="217"><span class="lineNum"> 217 </span> : /**</a>
|
|
<a name="218"><span class="lineNum"> 218 </span> : * If the file has completed its processing, meaning that it won't be opened anymore.</a>
|
|
<a name="219"><span class="lineNum"> 219 </span> : * It's used only in fix to mark when we finish processing one file.</a>
|
|
<a name="220"><span class="lineNum"> 220 </span> : * Note that excluded files won't ever get this flag.</a>
|
|
<a name="221"><span class="lineNum"> 221 </span> : */</a>
|
|
<a name="222"><span class="lineNum"> 222 </span> : #define FILE_IS_FINISHED 0x20</a>
|
|
<a name="223"><span class="lineNum"> 223 </span> : </a>
|
|
<a name="224"><span class="lineNum"> 224 </span> : /**</a>
|
|
<a name="225"><span class="lineNum"> 225 </span> : * If the file hash was obtained from a file copy</a>
|
|
<a name="226"><span class="lineNum"> 226 </span> : * identified by the same name, size and stamp.</a>
|
|
<a name="227"><span class="lineNum"> 227 </span> : */</a>
|
|
<a name="228"><span class="lineNum"> 228 </span> : #define FILE_IS_COPY 0x40</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> : * If the file was opened.</a>
|
|
<a name="232"><span class="lineNum"> 232 </span> : * It's used in fix to detect if it's the first time a file is opened.</a>
|
|
<a name="233"><span class="lineNum"> 233 </span> : */</a>
|
|
<a name="234"><span class="lineNum"> 234 </span> : #define FILE_IS_OPENED 0x80</a>
|
|
<a name="235"><span class="lineNum"> 235 </span> : </a>
|
|
<a name="236"><span class="lineNum"> 236 </span> : /**</a>
|
|
<a name="237"><span class="lineNum"> 237 </span> : * If the file is modified from the latest sync.</a>
|
|
<a name="238"><span class="lineNum"> 238 </span> : * It's used in fix to store the state of the file before being modified.</a>
|
|
<a name="239"><span class="lineNum"> 239 </span> : */</a>
|
|
<a name="240"><span class="lineNum"> 240 </span> : #define FILE_IS_UNSYNCED 0x100</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> : * If the file is without inode.</a>
|
|
<a name="244"><span class="lineNum"> 244 </span> : * It could happen in file-systems where inodes are not persistent,</a>
|
|
<a name="245"><span class="lineNum"> 245 </span> : * or when restoring a full disk with "fix".</a>
|
|
<a name="246"><span class="lineNum"> 246 </span> : * In such cases we have to clear any stored duplicate inode.</a>
|
|
<a name="247"><span class="lineNum"> 247 </span> : * After the scan process completes, no file should have this flag set.</a>
|
|
<a name="248"><span class="lineNum"> 248 </span> : */</a>
|
|
<a name="249"><span class="lineNum"> 249 </span> : #define FILE_IS_WITHOUT_INODE 0x200</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> : * The file is deleted.</a>
|
|
<a name="253"><span class="lineNum"> 253 </span> : * This happens when a file is deleted from the array,</a>
|
|
<a name="254"><span class="lineNum"> 254 </span> : * but it's keep inside the parity until the next sync.</a>
|
|
<a name="255"><span class="lineNum"> 255 </span> : *</a>
|
|
<a name="256"><span class="lineNum"> 256 </span> : * During the file-system check we needs this information,</a>
|
|
<a name="257"><span class="lineNum"> 257 </span> : * because deleted files may be present only partially.</a>
|
|
<a name="258"><span class="lineNum"> 258 </span> : */</a>
|
|
<a name="259"><span class="lineNum"> 259 </span> : #define FILE_IS_DELETED 0x400</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> : * The file is missing.</a>
|
|
<a name="263"><span class="lineNum"> 263 </span> : * This happens in fix/check when a file is cannot be opened,</a>
|
|
<a name="264"><span class="lineNum"> 264 </span> : * and marking it as such prevents to retry to open it again.</a>
|
|
<a name="265"><span class="lineNum"> 265 </span> : */</a>
|
|
<a name="266"><span class="lineNum"> 266 </span> : #define FILE_IS_MISSING 0x800</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> : * During scan if the file is found missing and relocated to another place</a>
|
|
<a name="270"><span class="lineNum"> 270 </span> : *</a>
|
|
<a name="271"><span class="lineNum"> 271 </span> : * This is used to avoid to report it "removed".</a>
|
|
<a name="272"><span class="lineNum"> 272 </span> : *</a>
|
|
<a name="273"><span class="lineNum"> 273 </span> : * This specific bit is written using protection from the stamp_mutex during</a>
|
|
<a name="274"><span class="lineNum"> 274 </span> : * the multithread scan.</a>
|
|
<a name="275"><span class="lineNum"> 275 </span> : */</a>
|
|
<a name="276"><span class="lineNum"> 276 </span> : #define FILE_IS_RELOCATED 0x1000</a>
|
|
<a name="277"><span class="lineNum"> 277 </span> : </a>
|
|
<a name="278"><span class="lineNum"> 278 </span> : #define FILE_IS_HARDLINK 0x10000 /**< If it's an hardlink. */</a>
|
|
<a name="279"><span class="lineNum"> 279 </span> : #define FILE_IS_SYMLINK 0x20000 /**< If it's a file symlink. */</a>
|
|
<a name="280"><span class="lineNum"> 280 </span> : #define FILE_IS_SYMDIR 0x40000 /**< If it's a dir symlink for Windows. Not yet supported. */</a>
|
|
<a name="281"><span class="lineNum"> 281 </span> : #define FILE_IS_JUNCTION 0x80000 /**< If it's a junction for Windows. Not yet supported. */</a>
|
|
<a name="282"><span class="lineNum"> 282 </span> : #define FILE_IS_LINK_MASK 0xF0000 /**< Mask for link type. */</a>
|
|
<a name="283"><span class="lineNum"> 283 </span> : </a>
|
|
<a name="284"><span class="lineNum"> 284 </span> : /**</a>
|
|
<a name="285"><span class="lineNum"> 285 </span> : * File.</a>
|
|
<a name="286"><span class="lineNum"> 286 </span> : */</a>
|
|
<a name="287"><span class="lineNum"> 287 </span> : struct snapraid_file {</a>
|
|
<a name="288"><span class="lineNum"> 288 </span> : int64_t mtime_sec; /**< Modification time. */</a>
|
|
<a name="289"><span class="lineNum"> 289 </span> : uint64_t inode; /**< Inode. */</a>
|
|
<a name="290"><span class="lineNum"> 290 </span> : uint64_t physical; /**< Physical offset of the file. */</a>
|
|
<a name="291"><span class="lineNum"> 291 </span> : data_off_t size; /**< Size of the file. */</a>
|
|
<a name="292"><span class="lineNum"> 292 </span> : struct snapraid_block* blockvec; /**< All the blocks of the file. */</a>
|
|
<a name="293"><span class="lineNum"> 293 </span> : int mtime_nsec; /**< Modification time nanoseconds. In the range 0 <= x < 1,000,000,000, or STAT_NSEC_INVALID if not present. */</a>
|
|
<a name="294"><span class="lineNum"> 294 </span> : block_off_t blockmax; /**< Number of blocks. */</a>
|
|
<a name="295"><span class="lineNum"> 295 </span> : unsigned flag; /**< FILE_IS_* flags. */</a>
|
|
<a name="296"><span class="lineNum"> 296 </span> : char* sub; /**< Sub path of the file. Without the disk dir. The disk is implicit. */</a>
|
|
<a name="297"><span class="lineNum"> 297 </span> : </a>
|
|
<a name="298"><span class="lineNum"> 298 </span> : /* nodes for data structures */</a>
|
|
<a name="299"><span class="lineNum"> 299 </span> : tommy_node nodelist;</a>
|
|
<a name="300"><span class="lineNum"> 300 </span> : tommy_hashdyn_node nodeset;</a>
|
|
<a name="301"><span class="lineNum"> 301 </span> : tommy_hashdyn_node pathset;</a>
|
|
<a name="302"><span class="lineNum"> 302 </span> : tommy_hashdyn_node stampset;</a>
|
|
<a name="303"><span class="lineNum"> 303 </span> : };</a>
|
|
<a name="304"><span class="lineNum"> 304 </span> : </a>
|
|
<a name="305"><span class="lineNum"> 305 </span> : /**</a>
|
|
<a name="306"><span class="lineNum"> 306 </span> : * Symbolic Link.</a>
|
|
<a name="307"><span class="lineNum"> 307 </span> : */</a>
|
|
<a name="308"><span class="lineNum"> 308 </span> : struct snapraid_link {</a>
|
|
<a name="309"><span class="lineNum"> 309 </span> : unsigned flag; /**< FILE_IS_* flags. */</a>
|
|
<a name="310"><span class="lineNum"> 310 </span> : char* sub; /**< Sub path of the file. Without the disk dir. The disk is implicit. */</a>
|
|
<a name="311"><span class="lineNum"> 311 </span> : char* linkto; /**< Link to. */</a>
|
|
<a name="312"><span class="lineNum"> 312 </span> : </a>
|
|
<a name="313"><span class="lineNum"> 313 </span> : /* nodes for data structures */</a>
|
|
<a name="314"><span class="lineNum"> 314 </span> : tommy_node nodelist;</a>
|
|
<a name="315"><span class="lineNum"> 315 </span> : tommy_hashdyn_node nodeset;</a>
|
|
<a name="316"><span class="lineNum"> 316 </span> : };</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> : * Dir.</a>
|
|
<a name="320"><span class="lineNum"> 320 </span> : */</a>
|
|
<a name="321"><span class="lineNum"> 321 </span> : struct snapraid_dir {</a>
|
|
<a name="322"><span class="lineNum"> 322 </span> : unsigned flag; /**< FILE_IS_* flags. */</a>
|
|
<a name="323"><span class="lineNum"> 323 </span> : char* sub; /**< Sub path of the file. Without the disk dir. The disk is implicit. */</a>
|
|
<a name="324"><span class="lineNum"> 324 </span> : </a>
|
|
<a name="325"><span class="lineNum"> 325 </span> : /* nodes for data structures */</a>
|
|
<a name="326"><span class="lineNum"> 326 </span> : tommy_node nodelist;</a>
|
|
<a name="327"><span class="lineNum"> 327 </span> : tommy_hashdyn_node nodeset;</a>
|
|
<a name="328"><span class="lineNum"> 328 </span> : };</a>
|
|
<a name="329"><span class="lineNum"> 329 </span> : </a>
|
|
<a name="330"><span class="lineNum"> 330 </span> : /**</a>
|
|
<a name="331"><span class="lineNum"> 331 </span> : * Chunk.</a>
|
|
<a name="332"><span class="lineNum"> 332 </span> : *</a>
|
|
<a name="333"><span class="lineNum"> 333 </span> : * A extent represents a fragment of a file mapped into the parity.</a>
|
|
<a name="334"><span class="lineNum"> 334 </span> : */</a>
|
|
<a name="335"><span class="lineNum"> 335 </span> : struct snapraid_extent {</a>
|
|
<a name="336"><span class="lineNum"> 336 </span> : struct snapraid_file* file; /**< File containing this extent. */</a>
|
|
<a name="337"><span class="lineNum"> 337 </span> : block_off_t parity_pos; /**< Parity position. */</a>
|
|
<a name="338"><span class="lineNum"> 338 </span> : block_off_t file_pos; /**< Position in the file. */</a>
|
|
<a name="339"><span class="lineNum"> 339 </span> : block_off_t count; /**< Number of sequential blocks in the file and parity. */</a>
|
|
<a name="340"><span class="lineNum"> 340 </span> : tommy_tree_node parity_node; /**< Tree sorted by <parity_pos>. */</a>
|
|
<a name="341"><span class="lineNum"> 341 </span> : tommy_tree_node file_node; /**< Tree sorter by <file,file_pos>. */</a>
|
|
<a name="342"><span class="lineNum"> 342 </span> : };</a>
|
|
<a name="343"><span class="lineNum"> 343 </span> : </a>
|
|
<a name="344"><span class="lineNum"> 344 </span> : </a>
|
|
<a name="345"><span class="lineNum"> 345 </span> : /**</a>
|
|
<a name="346"><span class="lineNum"> 346 </span> : * Other disk.</a>
|
|
<a name="347"><span class="lineNum"> 347 </span> : */</a>
|
|
<a name="348"><span class="lineNum"> 348 </span> : struct snapraid_extra {</a>
|
|
<a name="349"><span class="lineNum"> 349 </span> : char name[PATH_MAX]; /**< Name of the disk. */</a>
|
|
<a name="350"><span class="lineNum"> 350 </span> : char dir[PATH_MAX]; /**< Mount point of the disk. It always terminates with /. */</a>
|
|
<a name="351"><span class="lineNum"> 351 </span> : char smartctl[PATH_MAX]; /**< Custom command for smartctl. Empty means auto. */</a>
|
|
<a name="352"><span class="lineNum"> 352 </span> : int smartignore[SMART_IGNORE_MAX]; /**< Smart attributes to ignore for this device. */</a>
|
|
<a name="353"><span class="lineNum"> 353 </span> : char uuid[UUID_MAX]; /**< UUID of the disk. They are probed during the config reading. */</a>
|
|
<a name="354"><span class="lineNum"> 354 </span> : char fstype[FSINFO_MAX]; /**< Filesystem type */</a>
|
|
<a name="355"><span class="lineNum"> 355 </span> : char fslabel[FSINFO_MAX]; /**< Filesystem label */</a>
|
|
<a name="356"><span class="lineNum"> 356 </span> : </a>
|
|
<a name="357"><span class="lineNum"> 357 </span> : uint64_t device; /**< Device identifier. */</a>
|
|
<a name="358"><span class="lineNum"> 358 </span> : </a>
|
|
<a name="359"><span class="lineNum"> 359 </span> : /* nodes for data structures */</a>
|
|
<a name="360"><span class="lineNum"> 360 </span> : tommy_node node;</a>
|
|
<a name="361"><span class="lineNum"> 361 </span> : };</a>
|
|
<a name="362"><span class="lineNum"> 362 </span> : </a>
|
|
<a name="363"><span class="lineNum"> 363 </span> : /**</a>
|
|
<a name="364"><span class="lineNum"> 364 </span> : * Data disk.</a>
|
|
<a name="365"><span class="lineNum"> 365 </span> : */</a>
|
|
<a name="366"><span class="lineNum"> 366 </span> : struct snapraid_disk {</a>
|
|
<a name="367"><span class="lineNum"> 367 </span> : char name[PATH_MAX]; /**< Name of the disk. */</a>
|
|
<a name="368"><span class="lineNum"> 368 </span> : char dir[PATH_MAX]; /**< Mount point of the disk. It always terminates with /. */</a>
|
|
<a name="369"><span class="lineNum"> 369 </span> : char smartctl[PATH_MAX]; /**< Custom command for smartctl. Empty means auto. */</a>
|
|
<a name="370"><span class="lineNum"> 370 </span> : int smartignore[SMART_IGNORE_MAX]; /**< Smart attributes to ignore for this device. */</a>
|
|
<a name="371"><span class="lineNum"> 371 </span> : char uuid[UUID_MAX]; /**< UUID of the disk. They are probed during the config reading. */</a>
|
|
<a name="372"><span class="lineNum"> 372 </span> : char fstype[FSINFO_MAX]; /**< Filesystem type */</a>
|
|
<a name="373"><span class="lineNum"> 373 </span> : char fslabel[FSINFO_MAX]; /**< Filesystem label */</a>
|
|
<a name="374"><span class="lineNum"> 374 </span> : </a>
|
|
<a name="375"><span class="lineNum"> 375 </span> : uint64_t device; /**< Device identifier. */</a>
|
|
<a name="376"><span class="lineNum"> 376 </span> : block_off_t total_blocks; /**< Number of total blocks. */</a>
|
|
<a name="377"><span class="lineNum"> 377 </span> : block_off_t free_blocks; /**< Number of free blocks at the last sync. */</a>
|
|
<a name="378"><span class="lineNum"> 378 </span> : </a>
|
|
<a name="379"><span class="lineNum"> 379 </span> : uint64_t tick; /**< Usage time. */</a>
|
|
<a name="380"><span class="lineNum"> 380 </span> : uint64_t progress_tick[PROGRESS_MAX]; /**< Last ticks of progress. */</a>
|
|
<a name="381"><span class="lineNum"> 381 </span> : unsigned cached_blocks; /**< Number of IO blocks cached. */</a>
|
|
<a name="382"><span class="lineNum"> 382 </span> : struct snapraid_file* progress_file; /**< File in progress. */</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> : * First free searching block.</a>
|
|
<a name="386"><span class="lineNum"> 386 </span> : * Note that it doesn't necessarily point at the first free block,</a>
|
|
<a name="387"><span class="lineNum"> 387 </span> : * but it just tell you that no free block is present before this position.</a>
|
|
<a name="388"><span class="lineNum"> 388 </span> : */</a>
|
|
<a name="389"><span class="lineNum"> 389 </span> : block_off_t first_free_block;</a>
|
|
<a name="390"><span class="lineNum"> 390 </span> : </a>
|
|
<a name="391"><span class="lineNum"> 391 </span> : int has_volatile_inodes; /**< If the underline file-system has not persistent inodes. */</a>
|
|
<a name="392"><span class="lineNum"> 392 </span> : int has_volatile_hardlinks; /**< If the underline file-system has not synchronized metadata for hardlink (NTFS). */</a>
|
|
<a name="393"><span class="lineNum"> 393 </span> : int has_unreliable_physical; /**< If the physical offset of files has duplicates. */</a>
|
|
<a name="394"><span class="lineNum"> 394 </span> : int has_different_uuid; /**< If the disk has a different UUID, meaning that it is not the same file-system. */</a>
|
|
<a name="395"><span class="lineNum"> 395 </span> : int has_unsupported_uuid; /**< If the disk doesn't report UUID, meaning it's not supported. */</a>
|
|
<a name="396"><span class="lineNum"> 396 </span> : int had_empty_uuid; /**< If the disk had an empty UUID, meaning that it's a new disk. */</a>
|
|
<a name="397"><span class="lineNum"> 397 </span> : int mapping_idx; /**< Index in the mapping vector. Used only as buffer when writing the content file. */</a>
|
|
<a name="398"><span class="lineNum"> 398 </span> : int skip_access; /**< If the disk is inaccessible and it should be skipped. */</a>
|
|
<a name="399"><span class="lineNum"> 399 </span> : </a>
|
|
<a name="400"><span class="lineNum"> 400 </span> : #if HAVE_THREAD</a>
|
|
<a name="401"><span class="lineNum"> 401 </span> : int single_thread; /**< Running in single thread, and then not needing the mutex */</a>
|
|
<a name="402"><span class="lineNum"> 402 </span> : </a>
|
|
<a name="403"><span class="lineNum"> 403 </span> : /**</a>
|
|
<a name="404"><span class="lineNum"> 404 </span> : * Mutex for protecting the filesystem structure.</a>
|
|
<a name="405"><span class="lineNum"> 405 </span> : *</a>
|
|
<a name="406"><span class="lineNum"> 406 </span> : * Specifically, this protects ::fs_parity, ::fs_file, and ::fs_last,</a>
|
|
<a name="407"><span class="lineNum"> 407 </span> : * meaning that it protects only extents.</a>
|
|
<a name="408"><span class="lineNum"> 408 </span> : *</a>
|
|
<a name="409"><span class="lineNum"> 409 </span> : * Files, links and dirs are not protected as they are not expected to</a>
|
|
<a name="410"><span class="lineNum"> 410 </span> : * change during multithread processing.</a>
|
|
<a name="411"><span class="lineNum"> 411 </span> : */</a>
|
|
<a name="412"><span class="lineNum"> 412 </span> : thread_mutex_t fs_mutex;</a>
|
|
<a name="413"><span class="lineNum"> 413 </span> : </a>
|
|
<a name="414"><span class="lineNum"> 414 </span> : /**</a>
|
|
<a name="415"><span class="lineNum"> 415 </span> : * Mutex for protecting the scan process.</a>
|
|
<a name="416"><span class="lineNum"> 416 </span> : *</a>
|
|
<a name="417"><span class="lineNum"> 417 </span> : * It's used during the scan process to protect the stampset to identify copy of files</a>
|
|
<a name="418"><span class="lineNum"> 418 </span> : * and the FILE_IS_RELOCATED flag of files.</a>
|
|
<a name="419"><span class="lineNum"> 419 </span> : *</a>
|
|
<a name="420"><span class="lineNum"> 420 </span> : * Note that only the FILE_IS_RELOCATED single bit is protected.</a>
|
|
<a name="421"><span class="lineNum"> 421 </span> : * Not the other bits.</a>
|
|
<a name="422"><span class="lineNum"> 422 </span> : */</a>
|
|
<a name="423"><span class="lineNum"> 423 </span> : thread_mutex_t stamp_mutex;</a>
|
|
<a name="424"><span class="lineNum"> 424 </span> : #endif</a>
|
|
<a name="425"><span class="lineNum"> 425 </span> : </a>
|
|
<a name="426"><span class="lineNum"> 426 </span> : /**</a>
|
|
<a name="427"><span class="lineNum"> 427 </span> : * Mapping of extents in the parity.</a>
|
|
<a name="428"><span class="lineNum"> 428 </span> : * Sorted by <parity_pos> and by <file,file_pos></a>
|
|
<a name="429"><span class="lineNum"> 429 </span> : */</a>
|
|
<a name="430"><span class="lineNum"> 430 </span> : tommy_tree fs_parity;</a>
|
|
<a name="431"><span class="lineNum"> 431 </span> : tommy_tree fs_file;</a>
|
|
<a name="432"><span class="lineNum"> 432 </span> : </a>
|
|
<a name="433"><span class="lineNum"> 433 </span> : /**</a>
|
|
<a name="434"><span class="lineNum"> 434 </span> : * Last extent we accessed.</a>
|
|
<a name="435"><span class="lineNum"> 435 </span> : * It's used to optimize access of sequential blocks.</a>
|
|
<a name="436"><span class="lineNum"> 436 </span> : */</a>
|
|
<a name="437"><span class="lineNum"> 437 </span> : struct snapraid_extent* fs_last;</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> : * List of all the snapraid_file for the disk.</a>
|
|
<a name="441"><span class="lineNum"> 441 </span> : */</a>
|
|
<a name="442"><span class="lineNum"> 442 </span> : tommy_list filelist;</a>
|
|
<a name="443"><span class="lineNum"> 443 </span> : </a>
|
|
<a name="444"><span class="lineNum"> 444 </span> : /**</a>
|
|
<a name="445"><span class="lineNum"> 445 </span> : * List of all the deleted file for the disk.</a>
|
|
<a name="446"><span class="lineNum"> 446 </span> : *</a>
|
|
<a name="447"><span class="lineNum"> 447 </span> : * These files are kept allocated, because the blocks are still referenced in</a>
|
|
<a name="448"><span class="lineNum"> 448 </span> : * the ::blockarr.</a>
|
|
<a name="449"><span class="lineNum"> 449 </span> : */</a>
|
|
<a name="450"><span class="lineNum"> 450 </span> : tommy_list deletedlist;</a>
|
|
<a name="451"><span class="lineNum"> 451 </span> : </a>
|
|
<a name="452"><span class="lineNum"> 452 </span> : tommy_hashdyn inodeset; /**< Hashtable by inode of all the files. */</a>
|
|
<a name="453"><span class="lineNum"> 453 </span> : tommy_hashdyn pathset; /**< Hashtable by path of all the files. */</a>
|
|
<a name="454"><span class="lineNum"> 454 </span> : tommy_hashdyn stampset; /**< Hashtable by stamp (size and time) of all the files. */</a>
|
|
<a name="455"><span class="lineNum"> 455 </span> : tommy_list linklist; /**< List of all the links. */</a>
|
|
<a name="456"><span class="lineNum"> 456 </span> : tommy_hashdyn linkset; /**< Hashtable by name of all the links. */</a>
|
|
<a name="457"><span class="lineNum"> 457 </span> : tommy_list dirlist; /**< List of all the empty dirs. */</a>
|
|
<a name="458"><span class="lineNum"> 458 </span> : tommy_hashdyn dirset; /**< Hashtable by name of all the empty dirs. */</a>
|
|
<a name="459"><span class="lineNum"> 459 </span> : </a>
|
|
<a name="460"><span class="lineNum"> 460 </span> : /* nodes for data structures */</a>
|
|
<a name="461"><span class="lineNum"> 461 </span> : tommy_node node;</a>
|
|
<a name="462"><span class="lineNum"> 462 </span> : };</a>
|
|
<a name="463"><span class="lineNum"> 463 </span> : </a>
|
|
<a name="464"><span class="lineNum"> 464 </span> : /**</a>
|
|
<a name="465"><span class="lineNum"> 465 </span> : * Disk mapping.</a>
|
|
<a name="466"><span class="lineNum"> 466 </span> : */</a>
|
|
<a name="467"><span class="lineNum"> 467 </span> : struct snapraid_map {</a>
|
|
<a name="468"><span class="lineNum"> 468 </span> : char name[PATH_MAX]; /**< Name of the disk. */</a>
|
|
<a name="469"><span class="lineNum"> 469 </span> : char uuid[UUID_MAX]; /**< UUID of the disk. Empty if unknown. They are read from the content file. */</a>
|
|
<a name="470"><span class="lineNum"> 470 </span> : block_off_t total_blocks; /**< Number of total blocks. */</a>
|
|
<a name="471"><span class="lineNum"> 471 </span> : block_off_t free_blocks; /**< Number of free blocks at last 'sync'. */</a>
|
|
<a name="472"><span class="lineNum"> 472 </span> : unsigned position; /**< Position of the disk in the parity. */</a>
|
|
<a name="473"><span class="lineNum"> 473 </span> : </a>
|
|
<a name="474"><span class="lineNum"> 474 </span> : /* nodes for data structures */</a>
|
|
<a name="475"><span class="lineNum"> 475 </span> : tommy_node node;</a>
|
|
<a name="476"><span class="lineNum"> 476 </span> : };</a>
|
|
<a name="477"><span class="lineNum"> 477 </span> : </a>
|
|
<a name="478"><span class="lineNum"> 478 </span> : /**</a>
|
|
<a name="479"><span class="lineNum"> 479 </span> : * Max number of parity split.</a>
|
|
<a name="480"><span class="lineNum"> 480 </span> : */</a>
|
|
<a name="481"><span class="lineNum"> 481 </span> : #define SPLIT_MAX 8</a>
|
|
<a name="482"><span class="lineNum"> 482 </span> : </a>
|
|
<a name="483"><span class="lineNum"> 483 </span> : /**</a>
|
|
<a name="484"><span class="lineNum"> 484 </span> : * Invalid parity size.</a>
|
|
<a name="485"><span class="lineNum"> 485 </span> : *</a>
|
|
<a name="486"><span class="lineNum"> 486 </span> : * This value is used to identify new parities,</a>
|
|
<a name="487"><span class="lineNum"> 487 </span> : * like when you alter the configuration adding</a>
|
|
<a name="488"><span class="lineNum"> 488 </span> : * a new parity level, creating it with 'fix'.</a>
|
|
<a name="489"><span class="lineNum"> 489 </span> : * Given that 'fix' doesn't write the content file,</a>
|
|
<a name="490"><span class="lineNum"> 490 </span> : * the new size will be written only at the next</a>
|
|
<a name="491"><span class="lineNum"> 491 </span> : * 'sync'.</a>
|
|
<a name="492"><span class="lineNum"> 492 </span> : */</a>
|
|
<a name="493"><span class="lineNum"> 493 </span> : #define PARITY_SIZE_INVALID -1LL</a>
|
|
<a name="494"><span class="lineNum"> 494 </span> : </a>
|
|
<a name="495"><span class="lineNum"> 495 </span> : /**</a>
|
|
<a name="496"><span class="lineNum"> 496 </span> : * Parity split.</a>
|
|
<a name="497"><span class="lineNum"> 497 </span> : */</a>
|
|
<a name="498"><span class="lineNum"> 498 </span> : struct snapraid_split {</a>
|
|
<a name="499"><span class="lineNum"> 499 </span> : char path[PATH_MAX]; /**< Path of the parity file. */</a>
|
|
<a name="500"><span class="lineNum"> 500 </span> : char uuid[UUID_MAX]; /**< UUID of the disk. Empty if unknown. They are probed during the config reading, and later read from the content file. */</a>
|
|
<a name="501"><span class="lineNum"> 501 </span> : char fstype[FSINFO_MAX]; /**< Filesystem type */</a>
|
|
<a name="502"><span class="lineNum"> 502 </span> : char fslabel[FSINFO_MAX]; /**< Filesystem label */</a>
|
|
<a name="503"><span class="lineNum"> 503 </span> : </a>
|
|
<a name="504"><span class="lineNum"> 504 </span> : /**</a>
|
|
<a name="505"><span class="lineNum"> 505 </span> : * Size of the parity split.</a>
|
|
<a name="506"><span class="lineNum"> 506 </span> : * Only the latest not zero size is allowed to grow.</a>
|
|
<a name="507"><span class="lineNum"> 507 </span> : * If the value is unset, it's PARITY_SIZE_INVALID.</a>
|
|
<a name="508"><span class="lineNum"> 508 </span> : */</a>
|
|
<a name="509"><span class="lineNum"> 509 </span> : data_off_t size;</a>
|
|
<a name="510"><span class="lineNum"> 510 </span> : </a>
|
|
<a name="511"><span class="lineNum"> 511 </span> : uint64_t device; /**< Device identifier of the parity. */</a>
|
|
<a name="512"><span class="lineNum"> 512 </span> : };</a>
|
|
<a name="513"><span class="lineNum"> 513 </span> : </a>
|
|
<a name="514"><span class="lineNum"> 514 </span> : /**</a>
|
|
<a name="515"><span class="lineNum"> 515 </span> : * Parity.</a>
|
|
<a name="516"><span class="lineNum"> 516 </span> : */</a>
|
|
<a name="517"><span class="lineNum"> 517 </span> : struct snapraid_parity {</a>
|
|
<a name="518"><span class="lineNum"> 518 </span> : struct snapraid_split split_map[SPLIT_MAX]; /**< Parity splits. */</a>
|
|
<a name="519"><span class="lineNum"> 519 </span> : unsigned split_mac; /**< Number of parity splits. */</a>
|
|
<a name="520"><span class="lineNum"> 520 </span> : char smartctl[PATH_MAX]; /**< Custom command for smartctl. Empty means auto. */</a>
|
|
<a name="521"><span class="lineNum"> 521 </span> : int smartignore[SMART_IGNORE_MAX]; /**< Smart attributes to ignore for this device. */</a>
|
|
<a name="522"><span class="lineNum"> 522 </span> : block_off_t total_blocks; /**< Number of total blocks. */</a>
|
|
<a name="523"><span class="lineNum"> 523 </span> : block_off_t free_blocks; /**< Number of free blocks at the last sync. */</a>
|
|
<a name="524"><span class="lineNum"> 524 </span> : int is_excluded_by_filter; /**< If the parity is excluded by filters. */</a>
|
|
<a name="525"><span class="lineNum"> 525 </span> : int skip_access; /**< If at least one of the parity disk is inaccessible and it should be skipped. */</a>
|
|
<a name="526"><span class="lineNum"> 526 </span> : uint64_t tick; /**< Usage time. */</a>
|
|
<a name="527"><span class="lineNum"> 527 </span> : uint64_t progress_tick[PROGRESS_MAX]; /**< Last cpu ticks of progress. */</a>
|
|
<a name="528"><span class="lineNum"> 528 </span> : unsigned cached_blocks; /**< Number of IO blocks cached. */</a>
|
|
<a name="529"><span class="lineNum"> 529 </span> : };</a>
|
|
<a name="530"><span class="lineNum"> 530 </span> : </a>
|
|
<a name="531"><span class="lineNum"> 531 </span> : /**</a>
|
|
<a name="532"><span class="lineNum"> 532 </span> : * Info.</a>
|
|
<a name="533"><span class="lineNum"> 533 </span> : */</a>
|
|
<a name="534"><span class="lineNum"> 534 </span> : typedef uint64_t snapraid_info;</a>
|
|
<a name="535"><span class="lineNum"> 535 </span> : </a>
|
|
<a name="536"><span class="lineNum"> 536 </span> : /**</a>
|
|
<a name="537"><span class="lineNum"> 537 </span> : * Allocate a content.</a>
|
|
<a name="538"><span class="lineNum"> 538 </span> : */</a>
|
|
<a name="539"><span class="lineNum"> 539 </span> : struct snapraid_content* content_alloc(const char* path, uint64_t dev);</a>
|
|
<a name="540"><span class="lineNum"> 540 </span> : </a>
|
|
<a name="541"><span class="lineNum"> 541 </span> : /**</a>
|
|
<a name="542"><span class="lineNum"> 542 </span> : * Deallocate a content.</a>
|
|
<a name="543"><span class="lineNum"> 543 </span> : */</a>
|
|
<a name="544"><span class="lineNum"> 544 </span> : void content_free(struct snapraid_content* content);</a>
|
|
<a name="545"><span class="lineNum"> 545 </span> : </a>
|
|
<a name="546"><span class="lineNum"> 546 </span> : /**</a>
|
|
<a name="547"><span class="lineNum"> 547 </span> : * Allocate a filter pattern for files and directories.</a>
|
|
<a name="548"><span class="lineNum"> 548 </span> : */</a>
|
|
<a name="549"><span class="lineNum"> 549 </span> : struct snapraid_filter* filter_alloc_file(int is_include, const char* root, const char* pattern);</a>
|
|
<a name="550"><span class="lineNum"> 550 </span> : </a>
|
|
<a name="551"><span class="lineNum"> 551 </span> : /**</a>
|
|
<a name="552"><span class="lineNum"> 552 </span> : * Allocate a filter pattern for disks.</a>
|
|
<a name="553"><span class="lineNum"> 553 </span> : */</a>
|
|
<a name="554"><span class="lineNum"> 554 </span> : struct snapraid_filter* filter_alloc_disk(int is_include, const char* pattern);</a>
|
|
<a name="555"><span class="lineNum"> 555 </span> : </a>
|
|
<a name="556"><span class="lineNum"> 556 </span> : /**</a>
|
|
<a name="557"><span class="lineNum"> 557 </span> : * Deallocate an exclusion.</a>
|
|
<a name="558"><span class="lineNum"> 558 </span> : */</a>
|
|
<a name="559"><span class="lineNum"> 559 </span> : void filter_free(void* filter);</a>
|
|
<a name="560"><span class="lineNum"> 560 </span> : </a>
|
|
<a name="561"><span class="lineNum"> 561 </span> : /**</a>
|
|
<a name="562"><span class="lineNum"> 562 </span> : * Filter type description.</a>
|
|
<a name="563"><span class="lineNum"> 563 </span> : */</a>
|
|
<a name="564"><span class="lineNum"> 564 </span> : const char* filter_type(struct snapraid_filter* filter, char* out, size_t out_size);</a>
|
|
<a name="565"><span class="lineNum"> 565 </span> : </a>
|
|
<a name="566"><span class="lineNum"> 566 </span> : /**</a>
|
|
<a name="567"><span class="lineNum"> 567 </span> : * Filter hidden files.</a>
|
|
<a name="568"><span class="lineNum"> 568 </span> : * Return !=0 if it matches and it should be excluded.</a>
|
|
<a name="569"><span class="lineNum"> 569 </span> : */</a>
|
|
<a name="570"><span class="lineNum"> 570 </span><span class="lineCov"> 3335517 : static inline int filter_hidden(int enable, struct dirent* dd)</span></a>
|
|
<a name="571"><span class="lineNum"> 571 </span> : {</a>
|
|
<a name="572"><span class="lineNum"> 572 </span><span class="lineCov"> 3335517 : if (enable && dirent_hidden(dd)) {</span></a>
|
|
<a name="573"><span class="lineNum"> 573 </span><span class="lineNoCov"> 0 : return 1; /* filter out */</span></a>
|
|
<a name="574"><span class="lineNum"> 574 </span> : }</a>
|
|
<a name="575"><span class="lineNum"> 575 </span> : </a>
|
|
<a name="576"><span class="lineNum"> 576 </span><span class="lineCov"> 3335517 : return 0;</span></a>
|
|
<a name="577"><span class="lineNum"> 577 </span> : }</a>
|
|
<a name="578"><span class="lineNum"> 578 </span> : </a>
|
|
<a name="579"><span class="lineNum"> 579 </span> : /**</a>
|
|
<a name="580"><span class="lineNum"> 580 </span> : * Filter a path using a list of filters.</a>
|
|
<a name="581"><span class="lineNum"> 581 </span> : * For each element of the path all the filters are applied, until the first one that matches.</a>
|
|
<a name="582"><span class="lineNum"> 582 </span> : * Return !=0 if it should be excluded.</a>
|
|
<a name="583"><span class="lineNum"> 583 </span> : */</a>
|
|
<a name="584"><span class="lineNum"> 584 </span> : int filter_path(tommy_list* filterlist, struct snapraid_filter** reason, const char* disk, const char* sub);</a>
|
|
<a name="585"><span class="lineNum"> 585 </span> : </a>
|
|
<a name="586"><span class="lineNum"> 586 </span> : /**</a>
|
|
<a name="587"><span class="lineNum"> 587 </span> : * Filter a file/link/dir if missing.</a>
|
|
<a name="588"><span class="lineNum"> 588 </span> : * This call imply a disk check for the file presence.</a>
|
|
<a name="589"><span class="lineNum"> 589 </span> : * Return !=0 if the file is present and it should be excluded.</a>
|
|
<a name="590"><span class="lineNum"> 590 </span> : */</a>
|
|
<a name="591"><span class="lineNum"> 591 </span> : int filter_existence(int filter_missing, const char* dir, const char* sub);</a>
|
|
<a name="592"><span class="lineNum"> 592 </span> : </a>
|
|
<a name="593"><span class="lineNum"> 593 </span> : /**</a>
|
|
<a name="594"><span class="lineNum"> 594 </span> : * Filter a file if bad.</a>
|
|
<a name="595"><span class="lineNum"> 595 </span> : * Return !=0 if the file is correct and it should be excluded.</a>
|
|
<a name="596"><span class="lineNum"> 596 </span> : */</a>
|
|
<a name="597"><span class="lineNum"> 597 </span> : int filter_correctness(int filter_error, tommy_arrayblkof* infoarr, struct snapraid_disk* disk, struct snapraid_file* file);</a>
|
|
<a name="598"><span class="lineNum"> 598 </span> : </a>
|
|
<a name="599"><span class="lineNum"> 599 </span> : /**</a>
|
|
<a name="600"><span class="lineNum"> 600 </span> : * Filter a dir using a list of filters.</a>
|
|
<a name="601"><span class="lineNum"> 601 </span> : * For each element of the path all the filters are applied, until the first one that matches.</a>
|
|
<a name="602"><span class="lineNum"> 602 </span> : * Thesesdir are always by included by default, to allow to apply rules at the contained files.</a>
|
|
<a name="603"><span class="lineNum"> 603 </span> : * Return !=0 if should be excluded.</a>
|
|
<a name="604"><span class="lineNum"> 604 </span> : */</a>
|
|
<a name="605"><span class="lineNum"> 605 </span> : int filter_subdir(tommy_list* filterlist, struct snapraid_filter** reason, const char* disk, const char* sub);</a>
|
|
<a name="606"><span class="lineNum"> 606 </span> : </a>
|
|
<a name="607"><span class="lineNum"> 607 </span> : /**</a>
|
|
<a name="608"><span class="lineNum"> 608 </span> : * Filter a dir using a list of filters.</a>
|
|
<a name="609"><span class="lineNum"> 609 </span> : * For each element of the path all the filters are applied, until the first one that matches.</a>
|
|
<a name="610"><span class="lineNum"> 610 </span> : * Return !=0 if should be excluded.</a>
|
|
<a name="611"><span class="lineNum"> 611 </span> : */</a>
|
|
<a name="612"><span class="lineNum"> 612 </span> : int filter_emptydir(tommy_list* filterlist, struct snapraid_filter** reason, const char* disk, const char* sub);</a>
|
|
<a name="613"><span class="lineNum"> 613 </span> : </a>
|
|
<a name="614"><span class="lineNum"> 614 </span> : /**</a>
|
|
<a name="615"><span class="lineNum"> 615 </span> : * Filter a path if it's a content file.</a>
|
|
<a name="616"><span class="lineNum"> 616 </span> : * Return !=0 if should be excluded.</a>
|
|
<a name="617"><span class="lineNum"> 617 </span> : */</a>
|
|
<a name="618"><span class="lineNum"> 618 </span> : int filter_content(tommy_list* contentlist, const char* path);</a>
|
|
<a name="619"><span class="lineNum"> 619 </span> : </a>
|
|
<a name="620"><span class="lineNum"> 620 </span> : /**</a>
|
|
<a name="621"><span class="lineNum"> 621 </span> : * Check if the specified hash is invalid.</a>
|
|
<a name="622"><span class="lineNum"> 622 </span> : *</a>
|
|
<a name="623"><span class="lineNum"> 623 </span> : * An invalid hash is represented with all bytes at 0x00.</a>
|
|
<a name="624"><span class="lineNum"> 624 </span> : *</a>
|
|
<a name="625"><span class="lineNum"> 625 </span> : * If working with reduced hash lengths, this function always return 0.</a>
|
|
<a name="626"><span class="lineNum"> 626 </span> : */</a>
|
|
<a name="627"><span class="lineNum"> 627 </span><span class="lineCov"> 793059 : static inline int hash_is_invalid(const unsigned char* hash)</span></a>
|
|
<a name="628"><span class="lineNum"> 628 </span> : {</a>
|
|
<a name="629"><span class="lineNum"> 629 </span> : int i;</a>
|
|
<a name="630"><span class="lineNum"> 630 </span> : </a>
|
|
<a name="631"><span class="lineNum"> 631 </span> : /* if the hash is reduced, we cannot grant that it's a specific kind of hash */</a>
|
|
<a name="632"><span class="lineNum"> 632 </span><span class="lineCov"> 793059 : if (BLOCK_HASH_SIZE != HASH_MAX)</span></a>
|
|
<a name="633"><span class="lineNum"> 633 </span><span class="lineNoCov"> 0 : return 0;</span></a>
|
|
<a name="634"><span class="lineNum"> 634 </span> : </a>
|
|
<a name="635"><span class="lineNum"> 635 </span><span class="lineCov"> 1215649 : for (i = 0; i < BLOCK_HASH_SIZE; ++i)</span></a>
|
|
<a name="636"><span class="lineNum"> 636 </span><span class="lineCov"> 1189431 : if (hash[i] != 0x00)</span></a>
|
|
<a name="637"><span class="lineNum"> 637 </span><span class="lineCov"> 766841 : return 0;</span></a>
|
|
<a name="638"><span class="lineNum"> 638 </span> : </a>
|
|
<a name="639"><span class="lineNum"> 639 </span><span class="lineCov"> 26218 : return 1;</span></a>
|
|
<a name="640"><span class="lineNum"> 640 </span> : }</a>
|
|
<a name="641"><span class="lineNum"> 641 </span> : </a>
|
|
<a name="642"><span class="lineNum"> 642 </span> : /**</a>
|
|
<a name="643"><span class="lineNum"> 643 </span> : * Check if the specified hash represent the zero block.</a>
|
|
<a name="644"><span class="lineNum"> 644 </span> : *</a>
|
|
<a name="645"><span class="lineNum"> 645 </span> : * A zero hash is represented with all bytes at 0xFF.</a>
|
|
<a name="646"><span class="lineNum"> 646 </span> : *</a>
|
|
<a name="647"><span class="lineNum"> 647 </span> : * If working with reduced hash lengths, this function always return 0.</a>
|
|
<a name="648"><span class="lineNum"> 648 </span> : */</a>
|
|
<a name="649"><span class="lineNum"> 649 </span><span class="lineCov"> 796633 : static inline int hash_is_zero(const unsigned char* hash)</span></a>
|
|
<a name="650"><span class="lineNum"> 650 </span> : {</a>
|
|
<a name="651"><span class="lineNum"> 651 </span> : int i;</a>
|
|
<a name="652"><span class="lineNum"> 652 </span> : </a>
|
|
<a name="653"><span class="lineNum"> 653 </span> : /* if the hash is reduced, we cannot grant that it's a specific kind of hash */</a>
|
|
<a name="654"><span class="lineNum"> 654 </span><span class="lineCov"> 796633 : if (BLOCK_HASH_SIZE != HASH_MAX)</span></a>
|
|
<a name="655"><span class="lineNum"> 655 </span><span class="lineNoCov"> 0 : return 0;</span></a>
|
|
<a name="656"><span class="lineNum"> 656 </span> : </a>
|
|
<a name="657"><span class="lineNum"> 657 </span><span class="lineCov"> 1064110 : for (i = 0; i < BLOCK_HASH_SIZE; ++i)</span></a>
|
|
<a name="658"><span class="lineNum"> 658 </span><span class="lineCov"> 1047593 : if (hash[i] != 0xFF)</span></a>
|
|
<a name="659"><span class="lineNum"> 659 </span><span class="lineCov"> 780116 : return 0;</span></a>
|
|
<a name="660"><span class="lineNum"> 660 </span> : </a>
|
|
<a name="661"><span class="lineNum"> 661 </span><span class="lineCov"> 16517 : return 1;</span></a>
|
|
<a name="662"><span class="lineNum"> 662 </span> : }</a>
|
|
<a name="663"><span class="lineNum"> 663 </span> : </a>
|
|
<a name="664"><span class="lineNum"> 664 </span> : /**</a>
|
|
<a name="665"><span class="lineNum"> 665 </span> : * Check if the specified hash is unequivocally representing the data.</a>
|
|
<a name="666"><span class="lineNum"> 666 </span> : *</a>
|
|
<a name="667"><span class="lineNum"> 667 </span> : * If working with reduced hash lengths, this function always return 0.</a>
|
|
<a name="668"><span class="lineNum"> 668 </span> : */</a>
|
|
<a name="669"><span class="lineNum"> 669 </span><span class="lineCov"> 44316 : static inline int hash_is_unique(const unsigned char* hash)</span></a>
|
|
<a name="670"><span class="lineNum"> 670 </span> : {</a>
|
|
<a name="671"><span class="lineNum"> 671 </span> : /* if the hash is reduced, we cannot grant that it's a specific kind of hash */</a>
|
|
<a name="672"><span class="lineNum"> 672 </span><span class="lineCov"> 44316 : if (BLOCK_HASH_SIZE != HASH_MAX)</span></a>
|
|
<a name="673"><span class="lineNum"> 673 </span><span class="lineNoCov"> 0 : return 0;</span></a>
|
|
<a name="674"><span class="lineNum"> 674 </span> : </a>
|
|
<a name="675"><span class="lineNum"> 675 </span><span class="lineCov"> 44316 : return !hash_is_zero(hash) && !hash_is_invalid(hash);</span></a>
|
|
<a name="676"><span class="lineNum"> 676 </span> : }</a>
|
|
<a name="677"><span class="lineNum"> 677 </span> : </a>
|
|
<a name="678"><span class="lineNum"> 678 </span> : /**</a>
|
|
<a name="679"><span class="lineNum"> 679 </span> : * Set the hash to the special INVALID value.</a>
|
|
<a name="680"><span class="lineNum"> 680 </span> : */</a>
|
|
<a name="681"><span class="lineNum"> 681 </span><span class="lineCov"> 9820268 : static inline void hash_invalid_set(unsigned char* hash)</span></a>
|
|
<a name="682"><span class="lineNum"> 682 </span> : {</a>
|
|
<a name="683"><span class="lineNum"> 683 </span><span class="lineCov"> 9820268 : memset(hash, 0x00, BLOCK_HASH_SIZE);</span></a>
|
|
<a name="684"><span class="lineNum"> 684 </span><span class="lineCov"> 9820268 : }</span></a>
|
|
<a name="685"><span class="lineNum"> 685 </span> : </a>
|
|
<a name="686"><span class="lineNum"> 686 </span> : /**</a>
|
|
<a name="687"><span class="lineNum"> 687 </span> : * Set the hash to the special ZERO value.</a>
|
|
<a name="688"><span class="lineNum"> 688 </span> : */</a>
|
|
<a name="689"><span class="lineNum"> 689 </span><span class="lineCov"> 117596 : static inline void hash_zero_set(unsigned char* hash)</span></a>
|
|
<a name="690"><span class="lineNum"> 690 </span> : {</a>
|
|
<a name="691"><span class="lineNum"> 691 </span><span class="lineCov"> 117596 : memset(hash, 0xFF, BLOCK_HASH_SIZE);</span></a>
|
|
<a name="692"><span class="lineNum"> 692 </span><span class="lineCov"> 117596 : }</span></a>
|
|
<a name="693"><span class="lineNum"> 693 </span> : </a>
|
|
<a name="694"><span class="lineNum"> 694 </span> : /**</a>
|
|
<a name="695"><span class="lineNum"> 695 </span> : * Allocated space for block.</a>
|
|
<a name="696"><span class="lineNum"> 696 </span> : */</a>
|
|
<a name="697"><span class="lineNum"> 697 </span><span class="lineCov"> 72180989 : static inline size_t block_sizeof(void)</span></a>
|
|
<a name="698"><span class="lineNum"> 698 </span> : {</a>
|
|
<a name="699"><span class="lineNum"> 699 </span><span class="lineCov"> 72180989 : return 1 + BLOCK_HASH_SIZE;</span></a>
|
|
<a name="700"><span class="lineNum"> 700 </span> : }</a>
|
|
<a name="701"><span class="lineNum"> 701 </span> : </a>
|
|
<a name="702"><span class="lineNum"> 702 </span> : /**</a>
|
|
<a name="703"><span class="lineNum"> 703 </span> : * Get the state of the block.</a>
|
|
<a name="704"><span class="lineNum"> 704 </span> : *</a>
|
|
<a name="705"><span class="lineNum"> 705 </span> : * For this function, it's allowed to pass a NULL block</a>
|
|
<a name="706"><span class="lineNum"> 706 </span> : * pointer than results in the BLOCK_STATE_EMPTY state.</a>
|
|
<a name="707"><span class="lineNum"> 707 </span> : */</a>
|
|
<a name="708"><span class="lineNum"> 708 </span><span class="lineCov"> 77475741 : static inline unsigned block_state_get(const struct snapraid_block* block)</span></a>
|
|
<a name="709"><span class="lineNum"> 709 </span> : {</a>
|
|
<a name="710"><span class="lineNum"> 710 </span><span class="lineCov"> 77475741 : if (block == BLOCK_NULL)</span></a>
|
|
<a name="711"><span class="lineNum"> 711 </span><span class="lineCov"> 2553373 : return BLOCK_STATE_EMPTY;</span></a>
|
|
<a name="712"><span class="lineNum"> 712 </span> : </a>
|
|
<a name="713"><span class="lineNum"> 713 </span><span class="lineCov"> 74922368 : return block->state;</span></a>
|
|
<a name="714"><span class="lineNum"> 714 </span> : }</a>
|
|
<a name="715"><span class="lineNum"> 715 </span> : </a>
|
|
<a name="716"><span class="lineNum"> 716 </span> : /**</a>
|
|
<a name="717"><span class="lineNum"> 717 </span> : * Set the state of the block.</a>
|
|
<a name="718"><span class="lineNum"> 718 </span> : */</a>
|
|
<a name="719"><span class="lineNum"> 719 </span><span class="lineCov"> 20337038 : static inline void block_state_set(struct snapraid_block* block, unsigned state)</span></a>
|
|
<a name="720"><span class="lineNum"> 720 </span> : {</a>
|
|
<a name="721"><span class="lineNum"> 721 </span><span class="lineCov"> 20337038 : block->state = state;</span></a>
|
|
<a name="722"><span class="lineNum"> 722 </span><span class="lineCov"> 20337038 : }</span></a>
|
|
<a name="723"><span class="lineNum"> 723 </span> : </a>
|
|
<a name="724"><span class="lineNum"> 724 </span> : /**</a>
|
|
<a name="725"><span class="lineNum"> 725 </span> : * Check if the specified block has an updated hash.</a>
|
|
<a name="726"><span class="lineNum"> 726 </span> : *</a>
|
|
<a name="727"><span class="lineNum"> 727 </span> : * Note that EMPTY / CHG / DELETED return 0.</a>
|
|
<a name="728"><span class="lineNum"> 728 </span> : */</a>
|
|
<a name="729"><span class="lineNum"> 729 </span><span class="lineCov"> 2320312 : static inline int block_has_updated_hash(const struct snapraid_block* block)</span></a>
|
|
<a name="730"><span class="lineNum"> 730 </span> : {</a>
|
|
<a name="731"><span class="lineNum"> 731 </span><span class="lineCov"> 2320312 : unsigned state = block_state_get(block);</span></a>
|
|
<a name="732"><span class="lineNum"> 732 </span> : </a>
|
|
<a name="733"><span class="lineNum"> 733 </span><span class="lineCov"> 2320312 : return state == BLOCK_STATE_BLK || state == BLOCK_STATE_REP;</span></a>
|
|
<a name="734"><span class="lineNum"> 734 </span> : }</a>
|
|
<a name="735"><span class="lineNum"> 735 </span> : </a>
|
|
<a name="736"><span class="lineNum"> 736 </span> : /**</a>
|
|
<a name="737"><span class="lineNum"> 737 </span> : * Check if the specified block has a past hash,</a>
|
|
<a name="738"><span class="lineNum"> 738 </span> : * i.e. the hash of the data that it's now overwritten or lost.</a>
|
|
<a name="739"><span class="lineNum"> 739 </span> : *</a>
|
|
<a name="740"><span class="lineNum"> 740 </span> : * Note that EMPTY / BLK / REP return 0.</a>
|
|
<a name="741"><span class="lineNum"> 741 </span> : */</a>
|
|
<a name="742"><span class="lineNum"> 742 </span><span class="lineCov"> 2821726 : static inline int block_has_past_hash(const struct snapraid_block* block)</span></a>
|
|
<a name="743"><span class="lineNum"> 743 </span> : {</a>
|
|
<a name="744"><span class="lineNum"> 744 </span><span class="lineCov"> 2821726 : unsigned state = block_state_get(block);</span></a>
|
|
<a name="745"><span class="lineNum"> 745 </span> : </a>
|
|
<a name="746"><span class="lineNum"> 746 </span><span class="lineCov"> 2821726 : return state == BLOCK_STATE_CHG || state == BLOCK_STATE_DELETED;</span></a>
|
|
<a name="747"><span class="lineNum"> 747 </span> : }</a>
|
|
<a name="748"><span class="lineNum"> 748 </span> : </a>
|
|
<a name="749"><span class="lineNum"> 749 </span> : /**</a>
|
|
<a name="750"><span class="lineNum"> 750 </span> : * Check if the specified block is part of a file.</a>
|
|
<a name="751"><span class="lineNum"> 751 </span> : *</a>
|
|
<a name="752"><span class="lineNum"> 752 </span> : * Note that EMPTY / DELETED return 0.</a>
|
|
<a name="753"><span class="lineNum"> 753 </span> : */</a>
|
|
<a name="754"><span class="lineNum"> 754 </span><span class="lineCov"> 26274546 : static inline int block_has_file(const struct snapraid_block* block)</span></a>
|
|
<a name="755"><span class="lineNum"> 755 </span> : {</a>
|
|
<a name="756"><span class="lineNum"> 756 </span><span class="lineCov"> 26274546 : unsigned state = block_state_get(block);</span></a>
|
|
<a name="757"><span class="lineNum"> 757 </span> : </a>
|
|
<a name="758"><span class="lineNum"> 758 </span> : return state == BLOCK_STATE_BLK</a>
|
|
<a name="759"><span class="lineNum"> 759 </span><span class="lineCov"> 26274546 : || state == BLOCK_STATE_CHG || state == BLOCK_STATE_REP;</span></a>
|
|
<a name="760"><span class="lineNum"> 760 </span> : }</a>
|
|
<a name="761"><span class="lineNum"> 761 </span> : </a>
|
|
<a name="762"><span class="lineNum"> 762 </span> : /**</a>
|
|
<a name="763"><span class="lineNum"> 763 </span> : * Check if the block has an invalid parity than needs to be updated.</a>
|
|
<a name="764"><span class="lineNum"> 764 </span> : *</a>
|
|
<a name="765"><span class="lineNum"> 765 </span> : * Note that EMPTY / BLK return 0.</a>
|
|
<a name="766"><span class="lineNum"> 766 </span> : */</a>
|
|
<a name="767"><span class="lineNum"> 767 </span><span class="lineCov"> 24126901 : static inline int block_has_invalid_parity(const struct snapraid_block* block)</span></a>
|
|
<a name="768"><span class="lineNum"> 768 </span> : {</a>
|
|
<a name="769"><span class="lineNum"> 769 </span><span class="lineCov"> 24126901 : unsigned state = block_state_get(block);</span></a>
|
|
<a name="770"><span class="lineNum"> 770 </span> : </a>
|
|
<a name="771"><span class="lineNum"> 771 </span> : return state == BLOCK_STATE_DELETED</a>
|
|
<a name="772"><span class="lineNum"> 772 </span><span class="lineCov"> 24126901 : || state == BLOCK_STATE_CHG || state == BLOCK_STATE_REP;</span></a>
|
|
<a name="773"><span class="lineNum"> 773 </span> : }</a>
|
|
<a name="774"><span class="lineNum"> 774 </span> : </a>
|
|
<a name="775"><span class="lineNum"> 775 </span> : /**</a>
|
|
<a name="776"><span class="lineNum"> 776 </span> : * Check if the block is part of a file with valid parity.</a>
|
|
<a name="777"><span class="lineNum"> 777 </span> : *</a>
|
|
<a name="778"><span class="lineNum"> 778 </span> : * Note that anything different than BLK return 0.</a>
|
|
<a name="779"><span class="lineNum"> 779 </span> : */</a>
|
|
<a name="780"><span class="lineNum"> 780 </span><span class="lineCov"> 223383 : static inline int block_has_file_and_valid_parity(const struct snapraid_block* block)</span></a>
|
|
<a name="781"><span class="lineNum"> 781 </span> : {</a>
|
|
<a name="782"><span class="lineNum"> 782 </span><span class="lineCov"> 223383 : unsigned state = block_state_get(block);</span></a>
|
|
<a name="783"><span class="lineNum"> 783 </span> : </a>
|
|
<a name="784"><span class="lineNum"> 784 </span><span class="lineCov"> 223383 : return state == BLOCK_STATE_BLK;</span></a>
|
|
<a name="785"><span class="lineNum"> 785 </span> : }</a>
|
|
<a name="786"><span class="lineNum"> 786 </span> : </a>
|
|
<a name="787"><span class="lineNum"> 787 </span><span class="lineCov"> 40871544 : static inline int file_flag_has(const struct snapraid_file* file, unsigned mask)</span></a>
|
|
<a name="788"><span class="lineNum"> 788 </span> : {</a>
|
|
<a name="789"><span class="lineNum"> 789 </span><span class="lineCov"> 40871544 : return (file->flag & mask) == mask;</span></a>
|
|
<a name="790"><span class="lineNum"> 790 </span> : }</a>
|
|
<a name="791"><span class="lineNum"> 791 </span> : </a>
|
|
<a name="792"><span class="lineNum"> 792 </span><span class="lineCov"> 6051430 : static inline void file_flag_set(struct snapraid_file* file, unsigned mask)</span></a>
|
|
<a name="793"><span class="lineNum"> 793 </span> : {</a>
|
|
<a name="794"><span class="lineNum"> 794 </span><span class="lineCov"> 6051430 : file->flag |= mask;</span></a>
|
|
<a name="795"><span class="lineNum"> 795 </span><span class="lineCov"> 6051430 : }</span></a>
|
|
<a name="796"><span class="lineNum"> 796 </span> : </a>
|
|
<a name="797"><span class="lineNum"> 797 </span><span class="lineCov"> 18832 : static inline void file_flag_clear(struct snapraid_file* file, unsigned mask)</span></a>
|
|
<a name="798"><span class="lineNum"> 798 </span> : {</a>
|
|
<a name="799"><span class="lineNum"> 799 </span><span class="lineCov"> 18832 : file->flag &= ~mask;</span></a>
|
|
<a name="800"><span class="lineNum"> 800 </span><span class="lineCov"> 18832 : }</span></a>
|
|
<a name="801"><span class="lineNum"> 801 </span> : </a>
|
|
<a name="802"><span class="lineNum"> 802 </span> : /**</a>
|
|
<a name="803"><span class="lineNum"> 803 </span> : * Allocate a file.</a>
|
|
<a name="804"><span class="lineNum"> 804 </span> : */</a>
|
|
<a name="805"><span class="lineNum"> 805 </span> : struct snapraid_file* file_alloc(unsigned block_size, const char* sub, data_off_t size, uint64_t mtime_sec, int mtime_nsec, uint64_t inode, uint64_t physical);</a>
|
|
<a name="806"><span class="lineNum"> 806 </span> : </a>
|
|
<a name="807"><span class="lineNum"> 807 </span> : /**</a>
|
|
<a name="808"><span class="lineNum"> 808 </span> : * Duplicate a file.</a>
|
|
<a name="809"><span class="lineNum"> 809 </span> : */</a>
|
|
<a name="810"><span class="lineNum"> 810 </span> : struct snapraid_file* file_dup(struct snapraid_file* copy);</a>
|
|
<a name="811"><span class="lineNum"> 811 </span> : </a>
|
|
<a name="812"><span class="lineNum"> 812 </span> : /**</a>
|
|
<a name="813"><span class="lineNum"> 813 </span> : * Deallocate a file.</a>
|
|
<a name="814"><span class="lineNum"> 814 </span> : */</a>
|
|
<a name="815"><span class="lineNum"> 815 </span> : void file_free(struct snapraid_file* file);</a>
|
|
<a name="816"><span class="lineNum"> 816 </span> : </a>
|
|
<a name="817"><span class="lineNum"> 817 </span> : /**</a>
|
|
<a name="818"><span class="lineNum"> 818 </span> : * Rename a file.</a>
|
|
<a name="819"><span class="lineNum"> 819 </span> : */</a>
|
|
<a name="820"><span class="lineNum"> 820 </span> : void file_rename(struct snapraid_file* file, const char* sub);</a>
|
|
<a name="821"><span class="lineNum"> 821 </span> : </a>
|
|
<a name="822"><span class="lineNum"> 822 </span> : /**</a>
|
|
<a name="823"><span class="lineNum"> 823 </span> : * Copy a file.</a>
|
|
<a name="824"><span class="lineNum"> 824 </span> : */</a>
|
|
<a name="825"><span class="lineNum"> 825 </span> : void file_copy(struct snapraid_file* src_file, struct snapraid_file* dest_file);</a>
|
|
<a name="826"><span class="lineNum"> 826 </span> : </a>
|
|
<a name="827"><span class="lineNum"> 827 </span> : /**</a>
|
|
<a name="828"><span class="lineNum"> 828 </span> : * Return the block at the specified position.</a>
|
|
<a name="829"><span class="lineNum"> 829 </span> : *</a>
|
|
<a name="830"><span class="lineNum"> 830 </span> : * Note that the block size if a runtime value.</a>
|
|
<a name="831"><span class="lineNum"> 831 </span> : */</a>
|
|
<a name="832"><span class="lineNum"> 832 </span><span class="lineCov"> 68234494 : static inline struct snapraid_block* file_block(struct snapraid_file* file, size_t pos)</span></a>
|
|
<a name="833"><span class="lineNum"> 833 </span> : {</a>
|
|
<a name="834"><span class="lineNum"> 834 </span><span class="lineCov"> 68234494 : unsigned char* ptr = (unsigned char*)file->blockvec;</span></a>
|
|
<a name="835"><span class="lineNum"> 835 </span> : </a>
|
|
<a name="836"><span class="lineNum"> 836 </span><span class="lineCov"> 68234494 : return (struct snapraid_block*)(ptr + pos * block_sizeof());</span></a>
|
|
<a name="837"><span class="lineNum"> 837 </span> : }</a>
|
|
<a name="838"><span class="lineNum"> 838 </span> : </a>
|
|
<a name="839"><span class="lineNum"> 839 </span> : /**</a>
|
|
<a name="840"><span class="lineNum"> 840 </span> : * Return the name of the file, without the dir.</a>
|
|
<a name="841"><span class="lineNum"> 841 </span> : */</a>
|
|
<a name="842"><span class="lineNum"> 842 </span> : const char* file_name(const struct snapraid_file* file);</a>
|
|
<a name="843"><span class="lineNum"> 843 </span> : </a>
|
|
<a name="844"><span class="lineNum"> 844 </span> : /**</a>
|
|
<a name="845"><span class="lineNum"> 845 </span> : * Check if the block is the last in the file.</a>
|
|
<a name="846"><span class="lineNum"> 846 </span> : */</a>
|
|
<a name="847"><span class="lineNum"> 847 </span> : int file_block_is_last(struct snapraid_file* file, block_off_t file_pos);</a>
|
|
<a name="848"><span class="lineNum"> 848 </span> : </a>
|
|
<a name="849"><span class="lineNum"> 849 </span> : /**</a>
|
|
<a name="850"><span class="lineNum"> 850 </span> : * Get the size in bytes of the block.</a>
|
|
<a name="851"><span class="lineNum"> 851 </span> : * If it's the last block of a file it could be less than block_size.</a>
|
|
<a name="852"><span class="lineNum"> 852 </span> : */</a>
|
|
<a name="853"><span class="lineNum"> 853 </span> : unsigned file_block_size(struct snapraid_file* file, block_off_t file_pos, unsigned block_size);</a>
|
|
<a name="854"><span class="lineNum"> 854 </span> : </a>
|
|
<a name="855"><span class="lineNum"> 855 </span> : /**</a>
|
|
<a name="856"><span class="lineNum"> 856 </span> : * Compare a file with an inode.</a>
|
|
<a name="857"><span class="lineNum"> 857 </span> : */</a>
|
|
<a name="858"><span class="lineNum"> 858 </span> : int file_inode_compare_to_arg(const void* void_arg, const void* void_data);</a>
|
|
<a name="859"><span class="lineNum"> 859 </span> : </a>
|
|
<a name="860"><span class="lineNum"> 860 </span> : /**</a>
|
|
<a name="861"><span class="lineNum"> 861 </span> : * Compare files by inode.</a>
|
|
<a name="862"><span class="lineNum"> 862 </span> : */</a>
|
|
<a name="863"><span class="lineNum"> 863 </span> : int file_inode_compare(const void* void_a, const void* void_b);</a>
|
|
<a name="864"><span class="lineNum"> 864 </span> : </a>
|
|
<a name="865"><span class="lineNum"> 865 </span> : /**</a>
|
|
<a name="866"><span class="lineNum"> 866 </span> : * Compare files by path.</a>
|
|
<a name="867"><span class="lineNum"> 867 </span> : */</a>
|
|
<a name="868"><span class="lineNum"> 868 </span> : int file_path_compare(const void* void_a, const void* void_b);</a>
|
|
<a name="869"><span class="lineNum"> 869 </span> : </a>
|
|
<a name="870"><span class="lineNum"> 870 </span> : /**</a>
|
|
<a name="871"><span class="lineNum"> 871 </span> : * Compare files by physical address.</a>
|
|
<a name="872"><span class="lineNum"> 872 </span> : */</a>
|
|
<a name="873"><span class="lineNum"> 873 </span> : int file_physical_compare(const void* void_a, const void* void_b);</a>
|
|
<a name="874"><span class="lineNum"> 874 </span> : </a>
|
|
<a name="875"><span class="lineNum"> 875 </span> : /**</a>
|
|
<a name="876"><span class="lineNum"> 876 </span> : * Compute the hash of a file inode.</a>
|
|
<a name="877"><span class="lineNum"> 877 </span> : */</a>
|
|
<a name="878"><span class="lineNum"> 878 </span><span class="lineCov"> 5416782 : static inline tommy_uint32_t file_inode_hash(uint64_t inode)</span></a>
|
|
<a name="879"><span class="lineNum"> 879 </span> : {</a>
|
|
<a name="880"><span class="lineNum"> 880 </span><span class="lineCov"> 5416782 : return (tommy_uint32_t)tommy_inthash_u64(inode);</span></a>
|
|
<a name="881"><span class="lineNum"> 881 </span> : }</a>
|
|
<a name="882"><span class="lineNum"> 882 </span> : </a>
|
|
<a name="883"><span class="lineNum"> 883 </span> : /**</a>
|
|
<a name="884"><span class="lineNum"> 884 </span> : * Compare a file with a path.</a>
|
|
<a name="885"><span class="lineNum"> 885 </span> : */</a>
|
|
<a name="886"><span class="lineNum"> 886 </span> : int file_path_compare_to_arg(const void* void_arg, const void* void_data);</a>
|
|
<a name="887"><span class="lineNum"> 887 </span> : </a>
|
|
<a name="888"><span class="lineNum"> 888 </span> : /**</a>
|
|
<a name="889"><span class="lineNum"> 889 </span> : * Compare a file with another file for name, stamp, and both.</a>
|
|
<a name="890"><span class="lineNum"> 890 </span> : */</a>
|
|
<a name="891"><span class="lineNum"> 891 </span> : int file_name_compare(const void* void_a, const void* void_b);</a>
|
|
<a name="892"><span class="lineNum"> 892 </span> : int file_stamp_compare(const void* void_a, const void* void_b);</a>
|
|
<a name="893"><span class="lineNum"> 893 </span> : int file_namestamp_compare(const void* void_a, const void* void_b);</a>
|
|
<a name="894"><span class="lineNum"> 894 </span> : int file_pathstamp_compare(const void* void_a, const void* void_b);</a>
|
|
<a name="895"><span class="lineNum"> 895 </span> : </a>
|
|
<a name="896"><span class="lineNum"> 896 </span> : /**</a>
|
|
<a name="897"><span class="lineNum"> 897 </span> : * Compute the hash of a file path.</a>
|
|
<a name="898"><span class="lineNum"> 898 </span> : */</a>
|
|
<a name="899"><span class="lineNum"> 899 </span><span class="lineCov"> 4130215 : static inline tommy_uint32_t file_path_hash(const char* sub)</span></a>
|
|
<a name="900"><span class="lineNum"> 900 </span> : {</a>
|
|
<a name="901"><span class="lineNum"> 901 </span><span class="lineCov"> 4130215 : return tommy_hash_u32(0, sub, strlen(sub));</span></a>
|
|
<a name="902"><span class="lineNum"> 902 </span> : }</a>
|
|
<a name="903"><span class="lineNum"> 903 </span> : </a>
|
|
<a name="904"><span class="lineNum"> 904 </span> : /**</a>
|
|
<a name="905"><span class="lineNum"> 905 </span> : * Compute the hash of a file stamp.</a>
|
|
<a name="906"><span class="lineNum"> 906 </span> : */</a>
|
|
<a name="907"><span class="lineNum"> 907 </span><span class="lineCov"> 6590541 : static inline tommy_uint32_t file_stamp_hash(data_off_t size, int64_t mtime_sec, int mtime_nsec)</span></a>
|
|
<a name="908"><span class="lineNum"> 908 </span> : {</a>
|
|
<a name="909"><span class="lineNum"> 909 </span><span class="lineCov"> 6590541 : return tommy_inthash_u32((tommy_uint32_t)size ^ tommy_inthash_u32(mtime_sec ^ tommy_inthash_u32(mtime_nsec)));</span></a>
|
|
<a name="910"><span class="lineNum"> 910 </span> : }</a>
|
|
<a name="911"><span class="lineNum"> 911 </span> : </a>
|
|
<a name="912"><span class="lineNum"> 912 </span> : /**</a>
|
|
<a name="913"><span class="lineNum"> 913 </span> : * Allocate a extent.</a>
|
|
<a name="914"><span class="lineNum"> 914 </span> : */</a>
|
|
<a name="915"><span class="lineNum"> 915 </span> : struct snapraid_extent* extent_alloc(block_off_t parity_pos, struct snapraid_file* file, block_off_t file_pos, block_off_t count);</a>
|
|
<a name="916"><span class="lineNum"> 916 </span> : </a>
|
|
<a name="917"><span class="lineNum"> 917 </span> : /**</a>
|
|
<a name="918"><span class="lineNum"> 918 </span> : * Deallocate a extent.</a>
|
|
<a name="919"><span class="lineNum"> 919 </span> : */</a>
|
|
<a name="920"><span class="lineNum"> 920 </span> : void extent_free(struct snapraid_extent* extent);</a>
|
|
<a name="921"><span class="lineNum"> 921 </span> : </a>
|
|
<a name="922"><span class="lineNum"> 922 </span> : /**</a>
|
|
<a name="923"><span class="lineNum"> 923 </span> : * Compare extent by parity position.</a>
|
|
<a name="924"><span class="lineNum"> 924 </span> : */</a>
|
|
<a name="925"><span class="lineNum"> 925 </span> : int extent_parity_compare(const void* void_a, const void* void_b);</a>
|
|
<a name="926"><span class="lineNum"> 926 </span> : </a>
|
|
<a name="927"><span class="lineNum"> 927 </span> : /**</a>
|
|
<a name="928"><span class="lineNum"> 928 </span> : * Compare extent by file and file position.</a>
|
|
<a name="929"><span class="lineNum"> 929 </span> : */</a>
|
|
<a name="930"><span class="lineNum"> 930 </span> : int extent_file_compare(const void* void_a, const void* void_b);</a>
|
|
<a name="931"><span class="lineNum"> 931 </span> : </a>
|
|
<a name="932"><span class="lineNum"> 932 </span><span class="lineCov"> 223705 : static inline int link_flag_has(const struct snapraid_link* slink, unsigned mask)</span></a>
|
|
<a name="933"><span class="lineNum"> 933 </span> : {</a>
|
|
<a name="934"><span class="lineNum"> 934 </span><span class="lineCov"> 223705 : return (slink->flag & mask) == mask;</span></a>
|
|
<a name="935"><span class="lineNum"> 935 </span> : }</a>
|
|
<a name="936"><span class="lineNum"> 936 </span> : </a>
|
|
<a name="937"><span class="lineNum"> 937 </span><span class="lineCov"> 43664 : static inline void link_flag_set(struct snapraid_link* slink, unsigned mask)</span></a>
|
|
<a name="938"><span class="lineNum"> 938 </span> : {</a>
|
|
<a name="939"><span class="lineNum"> 939 </span><span class="lineCov"> 43664 : slink->flag |= mask;</span></a>
|
|
<a name="940"><span class="lineNum"> 940 </span><span class="lineCov"> 43664 : }</span></a>
|
|
<a name="941"><span class="lineNum"> 941 </span> : </a>
|
|
<a name="942"><span class="lineNum"> 942 </span> : static inline void link_flag_clear(struct snapraid_link* slink, unsigned mask)</a>
|
|
<a name="943"><span class="lineNum"> 943 </span> : {</a>
|
|
<a name="944"><span class="lineNum"> 944 </span> : slink->flag &= ~mask;</a>
|
|
<a name="945"><span class="lineNum"> 945 </span> : }</a>
|
|
<a name="946"><span class="lineNum"> 946 </span> : </a>
|
|
<a name="947"><span class="lineNum"> 947 </span><span class="lineCov"> 7 : static inline void link_flag_let(struct snapraid_link* slink, unsigned flag, unsigned mask)</span></a>
|
|
<a name="948"><span class="lineNum"> 948 </span> : {</a>
|
|
<a name="949"><span class="lineNum"> 949 </span><span class="lineCov"> 7 : slink->flag &= ~mask;</span></a>
|
|
<a name="950"><span class="lineNum"> 950 </span><span class="lineCov"> 7 : slink->flag |= flag & mask;</span></a>
|
|
<a name="951"><span class="lineNum"> 951 </span><span class="lineCov"> 7 : }</span></a>
|
|
<a name="952"><span class="lineNum"> 952 </span> : </a>
|
|
<a name="953"><span class="lineNum"> 953 </span><span class="lineCov"> 99564 : static inline unsigned link_flag_get(struct snapraid_link* slink, unsigned mask)</span></a>
|
|
<a name="954"><span class="lineNum"> 954 </span> : {</a>
|
|
<a name="955"><span class="lineNum"> 955 </span><span class="lineCov"> 99564 : return slink->flag & mask;</span></a>
|
|
<a name="956"><span class="lineNum"> 956 </span> : }</a>
|
|
<a name="957"><span class="lineNum"> 957 </span> : </a>
|
|
<a name="958"><span class="lineNum"> 958 </span> : /**</a>
|
|
<a name="959"><span class="lineNum"> 959 </span> : * Allocate a link.</a>
|
|
<a name="960"><span class="lineNum"> 960 </span> : */</a>
|
|
<a name="961"><span class="lineNum"> 961 </span> : struct snapraid_link* link_alloc(const char* name, const char* slink, unsigned link_flag);</a>
|
|
<a name="962"><span class="lineNum"> 962 </span> : </a>
|
|
<a name="963"><span class="lineNum"> 963 </span> : /**</a>
|
|
<a name="964"><span class="lineNum"> 964 </span> : * Deallocate a link.</a>
|
|
<a name="965"><span class="lineNum"> 965 </span> : */</a>
|
|
<a name="966"><span class="lineNum"> 966 </span> : void link_free(struct snapraid_link* slink);</a>
|
|
<a name="967"><span class="lineNum"> 967 </span> : </a>
|
|
<a name="968"><span class="lineNum"> 968 </span> : /**</a>
|
|
<a name="969"><span class="lineNum"> 969 </span> : * Compare a link with a name.</a>
|
|
<a name="970"><span class="lineNum"> 970 </span> : */</a>
|
|
<a name="971"><span class="lineNum"> 971 </span> : int link_name_compare_to_arg(const void* void_arg, const void* void_data);</a>
|
|
<a name="972"><span class="lineNum"> 972 </span> : </a>
|
|
<a name="973"><span class="lineNum"> 973 </span> : /**</a>
|
|
<a name="974"><span class="lineNum"> 974 </span> : * Compare links by path.</a>
|
|
<a name="975"><span class="lineNum"> 975 </span> : */</a>
|
|
<a name="976"><span class="lineNum"> 976 </span> : int link_alpha_compare(const void* void_a, const void* void_b);</a>
|
|
<a name="977"><span class="lineNum"> 977 </span> : </a>
|
|
<a name="978"><span class="lineNum"> 978 </span> : /**</a>
|
|
<a name="979"><span class="lineNum"> 979 </span> : * Compute the hash of a link name.</a>
|
|
<a name="980"><span class="lineNum"> 980 </span> : */</a>
|
|
<a name="981"><span class="lineNum"> 981 </span><span class="lineCov"> 166594 : static inline tommy_uint32_t link_name_hash(const char* name)</span></a>
|
|
<a name="982"><span class="lineNum"> 982 </span> : {</a>
|
|
<a name="983"><span class="lineNum"> 983 </span><span class="lineCov"> 166594 : return tommy_hash_u32(0, name, strlen(name));</span></a>
|
|
<a name="984"><span class="lineNum"> 984 </span> : }</a>
|
|
<a name="985"><span class="lineNum"> 985 </span> : </a>
|
|
<a name="986"><span class="lineNum"> 986 </span><span class="lineCov"> 1028 : static inline int dir_flag_has(const struct snapraid_dir* dir, unsigned mask)</span></a>
|
|
<a name="987"><span class="lineNum"> 987 </span> : {</a>
|
|
<a name="988"><span class="lineNum"> 988 </span><span class="lineCov"> 1028 : return (dir->flag & mask) == mask;</span></a>
|
|
<a name="989"><span class="lineNum"> 989 </span> : }</a>
|
|
<a name="990"><span class="lineNum"> 990 </span> : </a>
|
|
<a name="991"><span class="lineNum"> 991 </span><span class="lineCov"> 318 : static inline void dir_flag_set(struct snapraid_dir* dir, unsigned mask)</span></a>
|
|
<a name="992"><span class="lineNum"> 992 </span> : {</a>
|
|
<a name="993"><span class="lineNum"> 993 </span><span class="lineCov"> 318 : dir->flag |= mask;</span></a>
|
|
<a name="994"><span class="lineNum"> 994 </span><span class="lineCov"> 318 : }</span></a>
|
|
<a name="995"><span class="lineNum"> 995 </span> : </a>
|
|
<a name="996"><span class="lineNum"> 996 </span> : static inline void dir_flag_clear(struct snapraid_dir* dir, unsigned mask)</a>
|
|
<a name="997"><span class="lineNum"> 997 </span> : {</a>
|
|
<a name="998"><span class="lineNum"> 998 </span> : dir->flag &= ~mask;</a>
|
|
<a name="999"><span class="lineNum"> 999 </span> : }</a>
|
|
<a name="1000"><span class="lineNum"> 1000 </span> : </a>
|
|
<a name="1001"><span class="lineNum"> 1001 </span> : /**</a>
|
|
<a name="1002"><span class="lineNum"> 1002 </span> : * Allocate a dir.</a>
|
|
<a name="1003"><span class="lineNum"> 1003 </span> : */</a>
|
|
<a name="1004"><span class="lineNum"> 1004 </span> : struct snapraid_dir* dir_alloc(const char* name);</a>
|
|
<a name="1005"><span class="lineNum"> 1005 </span> : </a>
|
|
<a name="1006"><span class="lineNum"> 1006 </span> : /**</a>
|
|
<a name="1007"><span class="lineNum"> 1007 </span> : * Deallocate a dir.</a>
|
|
<a name="1008"><span class="lineNum"> 1008 </span> : */</a>
|
|
<a name="1009"><span class="lineNum"> 1009 </span> : void dir_free(struct snapraid_dir* dir);</a>
|
|
<a name="1010"><span class="lineNum"> 1010 </span> : </a>
|
|
<a name="1011"><span class="lineNum"> 1011 </span> : /**</a>
|
|
<a name="1012"><span class="lineNum"> 1012 </span> : * Compare a dir with a name.</a>
|
|
<a name="1013"><span class="lineNum"> 1013 </span> : */</a>
|
|
<a name="1014"><span class="lineNum"> 1014 </span> : int dir_name_compare(const void* void_arg, const void* void_data);</a>
|
|
<a name="1015"><span class="lineNum"> 1015 </span> : </a>
|
|
<a name="1016"><span class="lineNum"> 1016 </span> : /**</a>
|
|
<a name="1017"><span class="lineNum"> 1017 </span> : * Compute the hash of a dir name.</a>
|
|
<a name="1018"><span class="lineNum"> 1018 </span> : */</a>
|
|
<a name="1019"><span class="lineNum"> 1019 </span><span class="lineCov"> 1167 : static inline tommy_uint32_t dir_name_hash(const char* name)</span></a>
|
|
<a name="1020"><span class="lineNum"> 1020 </span> : {</a>
|
|
<a name="1021"><span class="lineNum"> 1021 </span><span class="lineCov"> 1167 : return tommy_hash_u32(0, name, strlen(name));</span></a>
|
|
<a name="1022"><span class="lineNum"> 1022 </span> : }</a>
|
|
<a name="1023"><span class="lineNum"> 1023 </span> : </a>
|
|
<a name="1024"><span class="lineNum"> 1024 </span> : /**</a>
|
|
<a name="1025"><span class="lineNum"> 1025 </span> : * Allocate a disk.</a>
|
|
<a name="1026"><span class="lineNum"> 1026 </span> : */</a>
|
|
<a name="1027"><span class="lineNum"> 1027 </span> : struct snapraid_disk* disk_alloc(const char* name, const char* dir, uint64_t dev, const char* uuid, int skip_access);</a>
|
|
<a name="1028"><span class="lineNum"> 1028 </span> : </a>
|
|
<a name="1029"><span class="lineNum"> 1029 </span> : /**</a>
|
|
<a name="1030"><span class="lineNum"> 1030 </span> : * Deallocate a disk.</a>
|
|
<a name="1031"><span class="lineNum"> 1031 </span> : */</a>
|
|
<a name="1032"><span class="lineNum"> 1032 </span> : void disk_free(struct snapraid_disk* disk);</a>
|
|
<a name="1033"><span class="lineNum"> 1033 </span> : </a>
|
|
<a name="1034"><span class="lineNum"> 1034 </span> : /**</a>
|
|
<a name="1035"><span class="lineNum"> 1035 </span> : * Allocate a extra disk.</a>
|
|
<a name="1036"><span class="lineNum"> 1036 </span> : */</a>
|
|
<a name="1037"><span class="lineNum"> 1037 </span> : struct snapraid_extra* extra_alloc(const char* name, const char* dir, uint64_t dev, const char* uuid);</a>
|
|
<a name="1038"><span class="lineNum"> 1038 </span> : </a>
|
|
<a name="1039"><span class="lineNum"> 1039 </span> : /**</a>
|
|
<a name="1040"><span class="lineNum"> 1040 </span> : * Deallocate a other disk.</a>
|
|
<a name="1041"><span class="lineNum"> 1041 </span> : */</a>
|
|
<a name="1042"><span class="lineNum"> 1042 </span> : void extra_free(struct snapraid_extra* other);</a>
|
|
<a name="1043"><span class="lineNum"> 1043 </span> : </a>
|
|
<a name="1044"><span class="lineNum"> 1044 </span> : /**</a>
|
|
<a name="1045"><span class="lineNum"> 1045 </span> : * Get the size of the disk in blocks.</a>
|
|
<a name="1046"><span class="lineNum"> 1046 </span> : */</a>
|
|
<a name="1047"><span class="lineNum"> 1047 </span> : block_off_t fs_size(struct snapraid_disk* disk);</a>
|
|
<a name="1048"><span class="lineNum"> 1048 </span> : </a>
|
|
<a name="1049"><span class="lineNum"> 1049 </span> : /**</a>
|
|
<a name="1050"><span class="lineNum"> 1050 </span> : * Check if a disk is totally empty and can be discarded from the content file.</a>
|
|
<a name="1051"><span class="lineNum"> 1051 </span> : * A disk is empty if it doesn't contain any file, symlink, hardlink or dir</a>
|
|
<a name="1052"><span class="lineNum"> 1052 </span> : * and without any DELETED block.</a>
|
|
<a name="1053"><span class="lineNum"> 1053 </span> : * The blockmax is used to limit the search of DELETED block up to blockmax.</a>
|
|
<a name="1054"><span class="lineNum"> 1054 </span> : */</a>
|
|
<a name="1055"><span class="lineNum"> 1055 </span> : int fs_is_empty(struct snapraid_disk* disk, block_off_t blockmax);</a>
|
|
<a name="1056"><span class="lineNum"> 1056 </span> : </a>
|
|
<a name="1057"><span class="lineNum"> 1057 </span> : /**</a>
|
|
<a name="1058"><span class="lineNum"> 1058 </span> : * Check the file-system for errors.</a>
|
|
<a name="1059"><span class="lineNum"> 1059 </span> : * Return 0 if it's OK.</a>
|
|
<a name="1060"><span class="lineNum"> 1060 </span> : */</a>
|
|
<a name="1061"><span class="lineNum"> 1061 </span> : int fs_check(struct snapraid_disk* disk);</a>
|
|
<a name="1062"><span class="lineNum"> 1062 </span> : </a>
|
|
<a name="1063"><span class="lineNum"> 1063 </span> : /**</a>
|
|
<a name="1064"><span class="lineNum"> 1064 </span> : * Allocate a parity position for the specified file position.</a>
|
|
<a name="1065"><span class="lineNum"> 1065 </span> : *</a>
|
|
<a name="1066"><span class="lineNum"> 1066 </span> : * After this call you can use the par2file/par2block operations</a>
|
|
<a name="1067"><span class="lineNum"> 1067 </span> : * to query the relation.</a>
|
|
<a name="1068"><span class="lineNum"> 1068 </span> : *</a>
|
|
<a name="1069"><span class="lineNum"> 1069 </span> : * \note This function is NOT thread-safe as it uses the disk cache. +</a>
|
|
<a name="1070"><span class="lineNum"> 1070 </span> : */</a>
|
|
<a name="1071"><span class="lineNum"> 1071 </span> : void fs_allocate(struct snapraid_disk* disk, block_off_t parity_pos, struct snapraid_file* file, block_off_t file_pos);</a>
|
|
<a name="1072"><span class="lineNum"> 1072 </span> : </a>
|
|
<a name="1073"><span class="lineNum"> 1073 </span> : /**</a>
|
|
<a name="1074"><span class="lineNum"> 1074 </span> : * Deallocate the parity position.</a>
|
|
<a name="1075"><span class="lineNum"> 1075 </span> : *</a>
|
|
<a name="1076"><span class="lineNum"> 1076 </span> : * After this call the par2file/par2block operations</a>
|
|
<a name="1077"><span class="lineNum"> 1077 </span> : * won't find anymore the parity association.</a>
|
|
<a name="1078"><span class="lineNum"> 1078 </span> : *</a>
|
|
<a name="1079"><span class="lineNum"> 1079 </span> : * \note This function is NOT thread-safe as it uses the disk cache.</a>
|
|
<a name="1080"><span class="lineNum"> 1080 </span> : */</a>
|
|
<a name="1081"><span class="lineNum"> 1081 </span> : void fs_deallocate(struct snapraid_disk* disk, block_off_t pos);</a>
|
|
<a name="1082"><span class="lineNum"> 1082 </span> : </a>
|
|
<a name="1083"><span class="lineNum"> 1083 </span> : /**</a>
|
|
<a name="1084"><span class="lineNum"> 1084 </span> : * Get the block from the file position.</a>
|
|
<a name="1085"><span class="lineNum"> 1085 </span> : */</a>
|
|
<a name="1086"><span class="lineNum"> 1086 </span> : struct snapraid_block* fs_file2block_get(struct snapraid_file* file, block_off_t file_pos);</a>
|
|
<a name="1087"><span class="lineNum"> 1087 </span> : </a>
|
|
<a name="1088"><span class="lineNum"> 1088 </span> : /**</a>
|
|
<a name="1089"><span class="lineNum"> 1089 </span> : * Get the file position from the parity position.</a>
|
|
<a name="1090"><span class="lineNum"> 1090 </span> : * Return 0 if no file is using it.</a>
|
|
<a name="1091"><span class="lineNum"> 1091 </span> : */</a>
|
|
<a name="1092"><span class="lineNum"> 1092 </span> : struct snapraid_file* fs_par2file_find(struct snapraid_disk* disk, block_off_t parity_pos, block_off_t* file_pos);</a>
|
|
<a name="1093"><span class="lineNum"> 1093 </span> : </a>
|
|
<a name="1094"><span class="lineNum"> 1094 </span> : /**</a>
|
|
<a name="1095"><span class="lineNum"> 1095 </span> : * Get the file position from the parity position.</a>
|
|
<a name="1096"><span class="lineNum"> 1096 </span> : */</a>
|
|
<a name="1097"><span class="lineNum"> 1097 </span><span class="lineCov"> 11875406 : static inline struct snapraid_file* fs_par2file_get(struct snapraid_disk* disk, block_off_t parity_pos, block_off_t* file_pos)</span></a>
|
|
<a name="1098"><span class="lineNum"> 1098 </span> : {</a>
|
|
<a name="1099"><span class="lineNum"> 1099 </span> : struct snapraid_file* ret;</a>
|
|
<a name="1100"><span class="lineNum"> 1100 </span> : </a>
|
|
<a name="1101"><span class="lineNum"> 1101 </span><span class="lineCov"> 11875406 : ret = fs_par2file_find(disk, parity_pos, file_pos);</span></a>
|
|
<a name="1102"><span class="lineNum"> 1102 </span><span class="lineCov"> 11875406 : if (ret == 0) {</span></a>
|
|
<a name="1103"><span class="lineNum"> 1103 </span> : /* LCOV_EXCL_START */</a>
|
|
<a name="1104"><span class="lineNum"> 1104 </span> : log_fatal(EINTERNAL, "Internal inconsistency: Deresolving parity to file at position '%u' in disk '%s'\n", parity_pos, disk->name);</a>
|
|
<a name="1105"><span class="lineNum"> 1105 </span> : os_abort();</a>
|
|
<a name="1106"><span class="lineNum"> 1106 </span> : /* LCOV_EXCL_STOP */</a>
|
|
<a name="1107"><span class="lineNum"> 1107 </span> : }</a>
|
|
<a name="1108"><span class="lineNum"> 1108 </span> : </a>
|
|
<a name="1109"><span class="lineNum"> 1109 </span><span class="lineCov"> 11875406 : return ret;</span></a>
|
|
<a name="1110"><span class="lineNum"> 1110 </span> : }</a>
|
|
<a name="1111"><span class="lineNum"> 1111 </span> : </a>
|
|
<a name="1112"><span class="lineNum"> 1112 </span> : /**</a>
|
|
<a name="1113"><span class="lineNum"> 1113 </span> : * Get the parity position from the file position.</a>
|
|
<a name="1114"><span class="lineNum"> 1114 </span> : * Return POS_NULL if no parity is allocated.</a>
|
|
<a name="1115"><span class="lineNum"> 1115 </span> : */</a>
|
|
<a name="1116"><span class="lineNum"> 1116 </span> : block_off_t fs_file2par_find(struct snapraid_disk* disk, struct snapraid_file* file, block_off_t file_pos);</a>
|
|
<a name="1117"><span class="lineNum"> 1117 </span> : </a>
|
|
<a name="1118"><span class="lineNum"> 1118 </span> : /**</a>
|
|
<a name="1119"><span class="lineNum"> 1119 </span> : * Get the parity position from the file position.</a>
|
|
<a name="1120"><span class="lineNum"> 1120 </span> : */</a>
|
|
<a name="1121"><span class="lineNum"> 1121 </span><span class="lineCov"> 5093355 : static inline block_off_t fs_file2par_get(struct snapraid_disk* disk, struct snapraid_file* file, block_off_t file_pos)</span></a>
|
|
<a name="1122"><span class="lineNum"> 1122 </span> : {</a>
|
|
<a name="1123"><span class="lineNum"> 1123 </span> : block_off_t ret;</a>
|
|
<a name="1124"><span class="lineNum"> 1124 </span> : </a>
|
|
<a name="1125"><span class="lineNum"> 1125 </span><span class="lineCov"> 5093355 : ret = fs_file2par_find(disk, file, file_pos);</span></a>
|
|
<a name="1126"><span class="lineNum"> 1126 </span><span class="lineCov"> 5093355 : if (ret == POS_NULL) {</span></a>
|
|
<a name="1127"><span class="lineNum"> 1127 </span> : /* LCOV_EXCL_START */</a>
|
|
<a name="1128"><span class="lineNum"> 1128 </span> : log_fatal(EINTERNAL, "Internal inconsistency: Resolving file '%s' at position '%u/%u' in disk '%s'\n", file->sub, file_pos, file->blockmax, disk->name);</a>
|
|
<a name="1129"><span class="lineNum"> 1129 </span> : os_abort();</a>
|
|
<a name="1130"><span class="lineNum"> 1130 </span> : /* LCOV_EXCL_STOP */</a>
|
|
<a name="1131"><span class="lineNum"> 1131 </span> : }</a>
|
|
<a name="1132"><span class="lineNum"> 1132 </span> : </a>
|
|
<a name="1133"><span class="lineNum"> 1133 </span><span class="lineCov"> 5093355 : return ret;</span></a>
|
|
<a name="1134"><span class="lineNum"> 1134 </span> : }</a>
|
|
<a name="1135"><span class="lineNum"> 1135 </span> : </a>
|
|
<a name="1136"><span class="lineNum"> 1136 </span> : /**</a>
|
|
<a name="1137"><span class="lineNum"> 1137 </span> : * Get the block from the parity position.</a>
|
|
<a name="1138"><span class="lineNum"> 1138 </span> : * Return BLOCK_NULL==0 if the block is over the end of the disk or not used.</a>
|
|
<a name="1139"><span class="lineNum"> 1139 </span> : */</a>
|
|
<a name="1140"><span class="lineNum"> 1140 </span> : struct snapraid_block* fs_par2block_find(struct snapraid_disk* disk, block_off_t parity_pos);</a>
|
|
<a name="1141"><span class="lineNum"> 1141 </span> : </a>
|
|
<a name="1142"><span class="lineNum"> 1142 </span> : /**</a>
|
|
<a name="1143"><span class="lineNum"> 1143 </span> : * Get the block from the parity position.</a>
|
|
<a name="1144"><span class="lineNum"> 1144 </span> : */</a>
|
|
<a name="1145"><span class="lineNum"> 1145 </span><span class="lineCov"> 17742 : static inline struct snapraid_block* fs_par2block_get(struct snapraid_disk* disk, block_off_t parity_pos)</span></a>
|
|
<a name="1146"><span class="lineNum"> 1146 </span> : {</a>
|
|
<a name="1147"><span class="lineNum"> 1147 </span> : struct snapraid_block* ret;</a>
|
|
<a name="1148"><span class="lineNum"> 1148 </span> : </a>
|
|
<a name="1149"><span class="lineNum"> 1149 </span><span class="lineCov"> 17742 : ret = fs_par2block_find(disk, parity_pos);</span></a>
|
|
<a name="1150"><span class="lineNum"> 1150 </span><span class="lineCov"> 17742 : if (ret == BLOCK_NULL) {</span></a>
|
|
<a name="1151"><span class="lineNum"> 1151 </span> : /* LCOV_EXCL_START */</a>
|
|
<a name="1152"><span class="lineNum"> 1152 </span> : log_fatal(EINTERNAL, "Internal inconsistency: Deresolving parity to block at position '%u' in disk '%s'\n", parity_pos, disk->name);</a>
|
|
<a name="1153"><span class="lineNum"> 1153 </span> : os_abort();</a>
|
|
<a name="1154"><span class="lineNum"> 1154 </span> : /* LCOV_EXCL_STOP */</a>
|
|
<a name="1155"><span class="lineNum"> 1155 </span> : }</a>
|
|
<a name="1156"><span class="lineNum"> 1156 </span> : </a>
|
|
<a name="1157"><span class="lineNum"> 1157 </span><span class="lineCov"> 17742 : return ret;</span></a>
|
|
<a name="1158"><span class="lineNum"> 1158 </span> : }</a>
|
|
<a name="1159"><span class="lineNum"> 1159 </span> : </a>
|
|
<a name="1160"><span class="lineNum"> 1160 </span> : /**</a>
|
|
<a name="1161"><span class="lineNum"> 1161 </span> : * Allocate a disk mapping.</a>
|
|
<a name="1162"><span class="lineNum"> 1162 </span> : * Uses uuid="" if not available.</a>
|
|
<a name="1163"><span class="lineNum"> 1163 </span> : */</a>
|
|
<a name="1164"><span class="lineNum"> 1164 </span> : struct snapraid_map* map_alloc(const char* name, unsigned position, block_off_t total_blocks, block_off_t free_blocks, const char* uuid);</a>
|
|
<a name="1165"><span class="lineNum"> 1165 </span> : </a>
|
|
<a name="1166"><span class="lineNum"> 1166 </span> : /**</a>
|
|
<a name="1167"><span class="lineNum"> 1167 </span> : * Deallocate a disk mapping.</a>
|
|
<a name="1168"><span class="lineNum"> 1168 </span> : */</a>
|
|
<a name="1169"><span class="lineNum"> 1169 </span> : void map_free(struct snapraid_map* map);</a>
|
|
<a name="1170"><span class="lineNum"> 1170 </span> : </a>
|
|
<a name="1171"><span class="lineNum"> 1171 </span> : /**</a>
|
|
<a name="1172"><span class="lineNum"> 1172 </span> : * Mask used to store additional information in the info bits.</a>
|
|
<a name="1173"><span class="lineNum"> 1173 </span> : *</a>
|
|
<a name="1174"><span class="lineNum"> 1174 </span> : * These bits reduce the granularity of the time in the memory representation.</a>
|
|
<a name="1175"><span class="lineNum"> 1175 </span> : */</a>
|
|
<a name="1176"><span class="lineNum"> 1176 </span> : #define INFO_MASK ((snapraid_info)0x7)</a>
|
|
<a name="1177"><span class="lineNum"> 1177 </span> : </a>
|
|
<a name="1178"><span class="lineNum"> 1178 </span> : /**</a>
|
|
<a name="1179"><span class="lineNum"> 1179 </span> : * Make an info.</a>
|
|
<a name="1180"><span class="lineNum"> 1180 </span> : */</a>
|
|
<a name="1181"><span class="lineNum"> 1181 </span><span class="lineCov"> 191500 : static inline snapraid_info info_make(time_t last_access, int error, int rehash, int justsynced)</span></a>
|
|
<a name="1182"><span class="lineNum"> 1182 </span> : {</a>
|
|
<a name="1183"><span class="lineNum"> 1183 </span> : /* clear the lowest bits as reserved for other information */</a>
|
|
<a name="1184"><span class="lineNum"> 1184 </span><span class="lineCov"> 191500 : snapraid_info info = last_access & ~INFO_MASK;</span></a>
|
|
<a name="1185"><span class="lineNum"> 1185 </span> : </a>
|
|
<a name="1186"><span class="lineNum"> 1186 </span><span class="lineCov"> 191500 : if (error != 0)</span></a>
|
|
<a name="1187"><span class="lineNum"> 1187 </span><span class="lineCov"> 5301 : info |= 0x1;</span></a>
|
|
<a name="1188"><span class="lineNum"> 1188 </span><span class="lineCov"> 191500 : if (rehash != 0)</span></a>
|
|
<a name="1189"><span class="lineNum"> 1189 </span><span class="lineCov"> 14266 : info |= 0x2;</span></a>
|
|
<a name="1190"><span class="lineNum"> 1190 </span><span class="lineCov"> 191500 : if (justsynced != 0)</span></a>
|
|
<a name="1191"><span class="lineNum"> 1191 </span><span class="lineCov"> 145259 : info |= 0x4;</span></a>
|
|
<a name="1192"><span class="lineNum"> 1192 </span><span class="lineCov"> 191500 : return info;</span></a>
|
|
<a name="1193"><span class="lineNum"> 1193 </span> : }</a>
|
|
<a name="1194"><span class="lineNum"> 1194 </span> : </a>
|
|
<a name="1195"><span class="lineNum"> 1195 </span> : /**</a>
|
|
<a name="1196"><span class="lineNum"> 1196 </span> : * Extract the time information.</a>
|
|
<a name="1197"><span class="lineNum"> 1197 </span> : * This is the last time when the block was know to be correct.</a>
|
|
<a name="1198"><span class="lineNum"> 1198 </span> : * The "scrubbed" info tells if the time is referring at the latest sync or scrub.</a>
|
|
<a name="1199"><span class="lineNum"> 1199 </span> : */</a>
|
|
<a name="1200"><span class="lineNum"> 1200 </span><span class="lineCov"> 818895 : static inline time_t info_get_time(snapraid_info info)</span></a>
|
|
<a name="1201"><span class="lineNum"> 1201 </span> : {</a>
|
|
<a name="1202"><span class="lineNum"> 1202 </span><span class="lineCov"> 818895 : return info & ~INFO_MASK;</span></a>
|
|
<a name="1203"><span class="lineNum"> 1203 </span> : }</a>
|
|
<a name="1204"><span class="lineNum"> 1204 </span> : </a>
|
|
<a name="1205"><span class="lineNum"> 1205 </span> : /**</a>
|
|
<a name="1206"><span class="lineNum"> 1206 </span> : * Extract the error information.</a>
|
|
<a name="1207"><span class="lineNum"> 1207 </span> : * Report if the block address had some problem.</a>
|
|
<a name="1208"><span class="lineNum"> 1208 </span> : */</a>
|
|
<a name="1209"><span class="lineNum"> 1209 </span><span class="lineCov"> 253312 : static inline int info_get_bad(snapraid_info info)</span></a>
|
|
<a name="1210"><span class="lineNum"> 1210 </span> : {</a>
|
|
<a name="1211"><span class="lineNum"> 1211 </span><span class="lineCov"> 253312 : return (info & 0x1) != 0;</span></a>
|
|
<a name="1212"><span class="lineNum"> 1212 </span> : }</a>
|
|
<a name="1213"><span class="lineNum"> 1213 </span> : </a>
|
|
<a name="1214"><span class="lineNum"> 1214 </span> : /**</a>
|
|
<a name="1215"><span class="lineNum"> 1215 </span> : * Extract the rehash information.</a>
|
|
<a name="1216"><span class="lineNum"> 1216 </span> : * Report if the block address is using the old hash and needs to be rehashed.</a>
|
|
<a name="1217"><span class="lineNum"> 1217 </span> : */</a>
|
|
<a name="1218"><span class="lineNum"> 1218 </span><span class="lineCov"> 2106387 : static inline int info_get_rehash(snapraid_info info)</span></a>
|
|
<a name="1219"><span class="lineNum"> 1219 </span> : {</a>
|
|
<a name="1220"><span class="lineNum"> 1220 </span><span class="lineCov"> 2106387 : return (info & 0x2) != 0;</span></a>
|
|
<a name="1221"><span class="lineNum"> 1221 </span> : }</a>
|
|
<a name="1222"><span class="lineNum"> 1222 </span> : </a>
|
|
<a name="1223"><span class="lineNum"> 1223 </span> : /**</a>
|
|
<a name="1224"><span class="lineNum"> 1224 </span> : * Extract the scrubbed information.</a>
|
|
<a name="1225"><span class="lineNum"> 1225 </span> : * Report if the block address was never scrubbed.</a>
|
|
<a name="1226"><span class="lineNum"> 1226 </span> : */</a>
|
|
<a name="1227"><span class="lineNum"> 1227 </span><span class="lineCov"> 19146 : static inline int info_get_justsynced(snapraid_info info)</span></a>
|
|
<a name="1228"><span class="lineNum"> 1228 </span> : {</a>
|
|
<a name="1229"><span class="lineNum"> 1229 </span><span class="lineCov"> 19146 : return (info & 0x4) != 0;</span></a>
|
|
<a name="1230"><span class="lineNum"> 1230 </span> : }</a>
|
|
<a name="1231"><span class="lineNum"> 1231 </span> : </a>
|
|
<a name="1232"><span class="lineNum"> 1232 </span> : /**</a>
|
|
<a name="1233"><span class="lineNum"> 1233 </span> : * Mark the block address as with error.</a>
|
|
<a name="1234"><span class="lineNum"> 1234 </span> : */</a>
|
|
<a name="1235"><span class="lineNum"> 1235 </span><span class="lineCov"> 1772 : static inline snapraid_info info_set_bad(snapraid_info info)</span></a>
|
|
<a name="1236"><span class="lineNum"> 1236 </span> : {</a>
|
|
<a name="1237"><span class="lineNum"> 1237 </span><span class="lineCov"> 1772 : return info | 0x1;</span></a>
|
|
<a name="1238"><span class="lineNum"> 1238 </span> : }</a>
|
|
<a name="1239"><span class="lineNum"> 1239 </span> : </a>
|
|
<a name="1240"><span class="lineNum"> 1240 </span> : /**</a>
|
|
<a name="1241"><span class="lineNum"> 1241 </span> : * Mark the block address as with rehash.</a>
|
|
<a name="1242"><span class="lineNum"> 1242 </span> : */</a>
|
|
<a name="1243"><span class="lineNum"> 1243 </span><span class="lineCov"> 9275 : static inline snapraid_info info_set_rehash(snapraid_info info)</span></a>
|
|
<a name="1244"><span class="lineNum"> 1244 </span> : {</a>
|
|
<a name="1245"><span class="lineNum"> 1245 </span><span class="lineCov"> 9275 : return info | 0x2;</span></a>
|
|
<a name="1246"><span class="lineNum"> 1246 </span> : }</a>
|
|
<a name="1247"><span class="lineNum"> 1247 </span> : </a>
|
|
<a name="1248"><span class="lineNum"> 1248 </span> : /**</a>
|
|
<a name="1249"><span class="lineNum"> 1249 </span> : * Set the info at the specified position.</a>
|
|
<a name="1250"><span class="lineNum"> 1250 </span> : * The position is allocated if not yet done.</a>
|
|
<a name="1251"><span class="lineNum"> 1251 </span> : */</a>
|
|
<a name="1252"><span class="lineNum"> 1252 </span><span class="lineCov"> 1822675 : static inline void info_set(tommy_arrayblkof* array, block_off_t pos, snapraid_info info)</span></a>
|
|
<a name="1253"><span class="lineNum"> 1253 </span> : {</a>
|
|
<a name="1254"><span class="lineNum"> 1254 </span><span class="lineCov"> 1822675 : tommy_arrayblkof_grow(array, pos + 1);</span></a>
|
|
<a name="1255"><span class="lineNum"> 1255 </span> : </a>
|
|
<a name="1256"><span class="lineNum"> 1256 </span><span class="lineCov"> 1822675 : memcpy(tommy_arrayblkof_ref(array, pos), &info, sizeof(snapraid_info));</span></a>
|
|
<a name="1257"><span class="lineNum"> 1257 </span><span class="lineCov"> 1822675 : }</span></a>
|
|
<a name="1258"><span class="lineNum"> 1258 </span> : </a>
|
|
<a name="1259"><span class="lineNum"> 1259 </span> : /**</a>
|
|
<a name="1260"><span class="lineNum"> 1260 </span> : * Get the info at the specified position.</a>
|
|
<a name="1261"><span class="lineNum"> 1261 </span> : * For not allocated position, 0 is returned.</a>
|
|
<a name="1262"><span class="lineNum"> 1262 </span> : */</a>
|
|
<a name="1263"><span class="lineNum"> 1263 </span><span class="lineCov"> 3253108 : static inline snapraid_info info_get(tommy_arrayblkof* array, block_off_t pos)</span></a>
|
|
<a name="1264"><span class="lineNum"> 1264 </span> : {</a>
|
|
<a name="1265"><span class="lineNum"> 1265 </span> : snapraid_info info;</a>
|
|
<a name="1266"><span class="lineNum"> 1266 </span> : </a>
|
|
<a name="1267"><span class="lineNum"> 1267 </span><span class="lineCov"> 3253108 : if (pos >= tommy_arrayblkof_size(array))</span></a>
|
|
<a name="1268"><span class="lineNum"> 1268 </span><span class="lineCov"> 264646 : return 0;</span></a>
|
|
<a name="1269"><span class="lineNum"> 1269 </span> : </a>
|
|
<a name="1270"><span class="lineNum"> 1270 </span><span class="lineCov"> 2988462 : memcpy(&info, tommy_arrayblkof_ref(array, pos), sizeof(snapraid_info));</span></a>
|
|
<a name="1271"><span class="lineNum"> 1271 </span> : </a>
|
|
<a name="1272"><span class="lineNum"> 1272 </span><span class="lineCov"> 2988462 : return info;</span></a>
|
|
<a name="1273"><span class="lineNum"> 1273 </span> : }</a>
|
|
<a name="1274"><span class="lineNum"> 1274 </span> : </a>
|
|
<a name="1275"><span class="lineNum"> 1275 </span> : /****************************************************************************/</a>
|
|
<a name="1276"><span class="lineNum"> 1276 </span> : /* bucket */</a>
|
|
<a name="1277"><span class="lineNum"> 1277 </span> : </a>
|
|
<a name="1278"><span class="lineNum"> 1278 </span> : struct snapraid_bucket {</a>
|
|
<a name="1279"><span class="lineNum"> 1279 </span> : time_t time_at; /**< Time of the scrub */</a>
|
|
<a name="1280"><span class="lineNum"> 1280 </span> : block_off_t count_scrubbed; /**< Number of blocks scrubbed */</a>
|
|
<a name="1281"><span class="lineNum"> 1281 </span> : block_off_t count_justsynced; /**< Number of blocks justsynced */</a>
|
|
<a name="1282"><span class="lineNum"> 1282 </span> : tommy_node node;</a>
|
|
<a name="1283"><span class="lineNum"> 1283 </span> : };</a>
|
|
<a name="1284"><span class="lineNum"> 1284 </span> : </a>
|
|
<a name="1285"><span class="lineNum"> 1285 </span> : void bucket_free(struct snapraid_bucket* bucket);</a>
|
|
<a name="1286"><span class="lineNum"> 1286 </span> : </a>
|
|
<a name="1287"><span class="lineNum"> 1287 </span> : /**</a>
|
|
<a name="1288"><span class="lineNum"> 1288 </span> : * Insert an bucket record into the hashtable</a>
|
|
<a name="1289"><span class="lineNum"> 1289 </span> : */</a>
|
|
<a name="1290"><span class="lineNum"> 1290 </span> : void bucket_insert(tommy_hashdyn* bucket_hash, time_t time_at, block_off_t count, int justsynced);</a>
|
|
<a name="1291"><span class="lineNum"> 1291 </span> : </a>
|
|
<a name="1292"><span class="lineNum"> 1292 </span> : /**</a>
|
|
<a name="1293"><span class="lineNum"> 1293 </span> : * Convert the bucket hashtable to a sorted list</a>
|
|
<a name="1294"><span class="lineNum"> 1294 </span> : */</a>
|
|
<a name="1295"><span class="lineNum"> 1295 </span> : void bucket_to_list(tommy_hashdyn* bucket_hash, tommy_list* bucket_list, block_off_t* bucketcount);</a>
|
|
<a name="1296"><span class="lineNum"> 1296 </span> : </a>
|
|
<a name="1297"><span class="lineNum"> 1297 </span> : /****************************************************************************/</a>
|
|
<a name="1298"><span class="lineNum"> 1298 </span> : /* format */</a>
|
|
<a name="1299"><span class="lineNum"> 1299 </span> : </a>
|
|
<a name="1300"><span class="lineNum"> 1300 </span> : #define FMT_FILE 0 /**< Print only the file. */</a>
|
|
<a name="1301"><span class="lineNum"> 1301 </span> : #define FMT_DISK 1 /**< Print the disk name and the file. */</a>
|
|
<a name="1302"><span class="lineNum"> 1302 </span> : #define FMT_PATH 2 /**< Print the full path. */</a>
|
|
<a name="1303"><span class="lineNum"> 1303 </span> : </a>
|
|
<a name="1304"><span class="lineNum"> 1304 </span> : extern int FMT_MODE;</a>
|
|
<a name="1305"><span class="lineNum"> 1305 </span> : </a>
|
|
<a name="1306"><span class="lineNum"> 1306 </span> : /**</a>
|
|
<a name="1307"><span class="lineNum"> 1307 </span> : * Format a file path for poll reference</a>
|
|
<a name="1308"><span class="lineNum"> 1308 </span> : */</a>
|
|
<a name="1309"><span class="lineNum"> 1309 </span> : const char* fmt_poll(const struct snapraid_disk* disk, const char* str, char* buffer);</a>
|
|
<a name="1310"><span class="lineNum"> 1310 </span> : </a>
|
|
<a name="1311"><span class="lineNum"> 1311 </span> : /**</a>
|
|
<a name="1312"><span class="lineNum"> 1312 </span> : * Format a path name for terminal reference</a>
|
|
<a name="1313"><span class="lineNum"> 1313 </span> : */</a>
|
|
<a name="1314"><span class="lineNum"> 1314 </span> : const char* fmt_term(const struct snapraid_disk* disk, const char* str, char* buffer);</a>
|
|
<a name="1315"><span class="lineNum"> 1315 </span> : </a>
|
|
<a name="1316"><span class="lineNum"> 1316 </span> : /**</a>
|
|
<a name="1317"><span class="lineNum"> 1317 </span> : * Format a size adding suffix K/M/G/T</a>
|
|
<a name="1318"><span class="lineNum"> 1318 </span> : */</a>
|
|
<a name="1319"><span class="lineNum"> 1319 </span> : const char* fmt_size(uint64_t size, char* buffer, size_t buffer_size);</a>
|
|
<a name="1320"><span class="lineNum"> 1320 </span> : </a>
|
|
<a name="1321"><span class="lineNum"> 1321 </span> : #endif</a>
|
|
<a name="1322"><span class="lineNum"> 1322 </span> : </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>
|
|
</table>
|
|
<br>
|
|
|
|
</body>
|
|
</html>
|