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870 lines
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870 lines
74 KiB
HTML
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
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<html lang="en">
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<head>
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<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
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<title>LCOV - lcov.info - cmdline/mktest.c</title>
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<link rel="stylesheet" type="text/css" href="../gcov.css">
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</head>
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<body>
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<table width="100%" border=0 cellspacing=0 cellpadding=0>
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<tr><td class="title">LCOV - code coverage report</td></tr>
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<tr><td class="ruler"><img src="../glass.png" width=3 height=3 alt=""></td></tr>
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<tr>
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<td width="100%">
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<table cellpadding=1 border=0 width="100%">
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<tr>
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<td width="10%" class="headerItem">Current view:</td>
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<td width="35%" class="headerValue"><a href="../index.html">top level</a> - <a href="index.html">cmdline</a> - mktest.c<span style="font-size: 80%;"> (source / <a href="mktest.c.func.html">functions</a>)</span></td>
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<td width="5%"></td>
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<td width="15%"></td>
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<td width="10%" class="headerCovTableHead">Hit</td>
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<td width="10%" class="headerCovTableHead">Total</td>
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<td width="15%" class="headerCovTableHead">Coverage</td>
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</tr>
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<tr>
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<td class="headerItem">Test:</td>
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<td class="headerValue">lcov.info</td>
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<td></td>
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<td class="headerItem">Lines:</td>
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<td class="headerCovTableEntry">222</td>
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<td class="headerCovTableEntry">238</td>
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<td class="headerCovTableEntryHi">93.3 %</td>
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</tr>
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<tr>
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<td class="headerItem">Date:</td>
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<td class="headerValue">2016-11-21</td>
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<td></td>
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<td class="headerItem">Functions:</td>
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<td class="headerCovTableEntry">18</td>
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<td class="headerCovTableEntry">18</td>
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<td class="headerCovTableEntryHi">100.0 %</td>
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</tr>
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<tr><td><img src="../glass.png" width=3 height=3 alt=""></td></tr>
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</table>
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</td>
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</tr>
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<tr><td class="ruler"><img src="../glass.png" width=3 height=3 alt=""></td></tr>
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</table>
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<table cellpadding=0 cellspacing=0 border=0>
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<tr>
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<td><br></td>
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</tr>
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<tr>
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<td>
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<pre class="sourceHeading"> Line data Source code</pre>
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<pre class="source">
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<a name="1"><span class="lineNum"> 1 </span> : /*</a>
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<span class="lineNum"> 2 </span> : * Copyright (C) 2011 Andrea Mazzoleni
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<span class="lineNum"> 3 </span> : *
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<span class="lineNum"> 4 </span> : * This program is free software: you can redistribute it and/or modify
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<span class="lineNum"> 5 </span> : * it under the terms of the GNU General Public License as published by
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<span class="lineNum"> 6 </span> : * the Free Software Foundation, either version 3 of the License, or
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<span class="lineNum"> 7 </span> : * (at your option) any later version.
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<span class="lineNum"> 8 </span> : *
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<span class="lineNum"> 9 </span> : * This program is distributed in the hope that it will be useful,
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<span class="lineNum"> 10 </span> : * but WITHOUT ANY WARRANTY; without even the implied warranty of
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<span class="lineNum"> 11 </span> : * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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<span class="lineNum"> 12 </span> : * GNU General Public License for more details.
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<span class="lineNum"> 13 </span> : *
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<span class="lineNum"> 14 </span> : * You should have received a copy of the GNU General Public License
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<span class="lineNum"> 15 </span> : * along with this program. If not, see <http://www.gnu.org/licenses/>.
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<span class="lineNum"> 16 </span> : */
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<span class="lineNum"> 17 </span> :
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<span class="lineNum"> 18 </span> : #include "portable.h"
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<span class="lineNum"> 19 </span> :
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<span class="lineNum"> 20 </span> : #include "support.h"
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<span class="lineNum"> 21 </span> :
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<span class="lineNum"> 22 </span> : /****************************************************************************/
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<span class="lineNum"> 23 </span> : /* random */
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<span class="lineNum"> 24 </span> :
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<span class="lineNum"> 25 </span> : /**
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<span class="lineNum"> 26 </span> : * Pseudo random number generator.
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<span class="lineNum"> 27 </span> : */
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<a name="28"><span class="lineNum"> 28 </span> : unsigned long long seed = 0;</a>
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<span class="lineNum"> 29 </span> :
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<span class="lineNum"> 30 </span><span class="lineCov"> 56072909 : unsigned rnd(unsigned max)</span>
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<span class="lineNum"> 31 </span> : {
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<span class="lineNum"> 32 </span><span class="lineCov"> 56072909 : seed = seed * 6364136223846793005LL + 1442695040888963407LL;</span>
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<span class="lineNum"> 33 </span> :
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<span class="lineNum"> 34 </span><span class="lineCov"> 56072909 : return (seed >> 32) % max;</span>
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<a name="35"><span class="lineNum"> 35 </span> : }</a>
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<span class="lineNum"> 36 </span> :
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<span class="lineNum"> 37 </span><span class="lineCov"> 55661691 : unsigned rndnz(unsigned max)</span>
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<span class="lineNum"> 38 </span> : {
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<span class="lineNum"> 39 </span><span class="lineCov"> 55661691 : if (max <= 1)</span>
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<span class="lineNum"> 40 </span><span class="lineCov"> 2831 : return 1;</span>
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<span class="lineNum"> 41 </span> : else
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<span class="lineNum"> 42 </span><span class="lineCov"> 55658860 : return rnd(max - 1) + 1;</span>
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<a name="43"><span class="lineNum"> 43 </span> : }</a>
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<span class="lineNum"> 44 </span> :
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<span class="lineNum"> 45 </span><span class="lineCov"> 32723 : void rndnz_range(unsigned char* data, int size)</span>
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<span class="lineNum"> 46 </span> : {
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<span class="lineNum"> 47 </span> : int i;
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<span class="lineNum"> 48 </span> :
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<span class="lineNum"> 49 </span><span class="lineCov"> 55687651 : for (i = 0; i < size; ++i)</span>
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<span class="lineNum"> 50 </span><span class="lineCov"> 55654928 : data[i] = rndnz(256);</span>
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<a name="51"><span class="lineNum"> 51 </span><span class="lineCov"> 32723 : }</span></a>
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<span class="lineNum"> 52 </span> :
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<span class="lineNum"> 53 </span><span class="lineCov"> 1821 : void rndnz_damage(unsigned char* data, int size)</span>
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<span class="lineNum"> 54 </span> : {
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<span class="lineNum"> 55 </span> : int i;
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<span class="lineNum"> 56 </span> :
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<span class="lineNum"> 57 </span> : /* corrupt ensuring always different data */
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<span class="lineNum"> 58 </span><span class="lineCov"> 3642 : for (i = 0; i < size; ++i) {</span>
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<span class="lineNum"> 59 </span> : unsigned char c;
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<span class="lineNum"> 60 </span> :
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<span class="lineNum"> 61 </span> : do {
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<span class="lineNum"> 62 </span><span class="lineCov"> 1832 : c = rndnz(256);</span>
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<span class="lineNum"> 63 </span><span class="lineCov"> 1832 : } while (c == data[i]);</span>
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<span class="lineNum"> 64 </span> :
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<span class="lineNum"> 65 </span><span class="lineCov"> 1821 : data[i] = c;</span>
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<span class="lineNum"> 66 </span> : }
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<span class="lineNum"> 67 </span><span class="lineCov"> 1821 : }</span>
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<span class="lineNum"> 68 </span> :
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<span class="lineNum"> 69 </span> : char CHARSET[] = "qwertyuiopasdfghjklzxcvbnm1234567890 .-+";
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<a name="70"><span class="lineNum"> 70 </span> : #define CHARSET_LEN (sizeof(CHARSET) - 1)</a>
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<span class="lineNum"> 71 </span> :
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<span class="lineNum"> 72 </span><span class="lineCov"> 26849 : void rnd_name(char* file)</span>
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<span class="lineNum"> 73 </span> : {
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<span class="lineNum"> 74 </span><span class="lineCov"> 26849 : int l = 1 + rnd(20);</span>
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<span class="lineNum"> 75 </span> :
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<span class="lineNum"> 76 </span><span class="lineCov"> 335390 : while (l) {</span>
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<span class="lineNum"> 77 </span><span class="lineCov"> 281692 : *file++ = CHARSET[rnd(CHARSET_LEN)];</span>
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<span class="lineNum"> 78 </span><span class="lineCov"> 281692 : --l;</span>
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<span class="lineNum"> 79 </span> : }
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<span class="lineNum"> 80 </span><span class="lineCov"> 26849 : *file = 0;</span>
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<span class="lineNum"> 81 </span><span class="lineCov"> 26849 : }</span>
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<span class="lineNum"> 82 </span> :
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<span class="lineNum"> 83 </span> : /****************************************************************************/
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<a name="84"><span class="lineNum"> 84 </span> : /* file */</a>
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<span class="lineNum"> 85 </span> :
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<span class="lineNum"> 86 </span><span class="lineCov"> 146571 : int file_cmp(const void* a, const void* b)</span>
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<span class="lineNum"> 87 </span> : {
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<span class="lineNum"> 88 </span><span class="lineCov"> 146571 : return strcmp(a, b);</span>
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<a name="89"><span class="lineNum"> 89 </span> : }</a>
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<span class="lineNum"> 90 </span> :
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<span class="lineNum"> 91 </span><span class="lineCov"> 1821 : int fallback(int f, struct stat* st)</span>
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<span class="lineNum"> 92 </span> : {
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<span class="lineNum"> 93 </span> : #if HAVE_FUTIMENS
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<span class="lineNum"> 94 </span> : struct timespec tv[2];
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<span class="lineNum"> 95 </span> : #else
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<span class="lineNum"> 96 </span> : struct timeval tv[2];
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<span class="lineNum"> 97 </span> : #endif
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<span class="lineNum"> 98 </span> : int ret;
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<span class="lineNum"> 99 </span> :
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<span class="lineNum"> 100 </span> : #if HAVE_FUTIMENS /* futimens() is preferred because it gives nanosecond precision */
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<span class="lineNum"> 101 </span><span class="lineCov"> 1821 : tv[0].tv_sec = st->st_mtime;</span>
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<span class="lineNum"> 102 </span><span class="lineCov"> 1821 : if (STAT_NSEC(st) != STAT_NSEC_INVALID)</span>
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<span class="lineNum"> 103 </span><span class="lineCov"> 1821 : tv[0].tv_nsec = STAT_NSEC(st);</span>
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<span class="lineNum"> 104 </span> : else
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<span class="lineNum"> 105 </span><span class="lineNoCov"> 0 : tv[0].tv_nsec = 0;</span>
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<span class="lineNum"> 106 </span><span class="lineCov"> 1821 : tv[1].tv_sec = tv[0].tv_sec;</span>
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<span class="lineNum"> 107 </span><span class="lineCov"> 1821 : tv[1].tv_nsec = tv[0].tv_nsec;</span>
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<span class="lineNum"> 108 </span> :
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<span class="lineNum"> 109 </span><span class="lineCov"> 1821 : ret = futimens(f, tv);</span>
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<span class="lineNum"> 110 </span> : #elif HAVE_FUTIMES /* fallback to futimes() if nanosecond precision is not available */
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<span class="lineNum"> 111 </span> : tv[0].tv_sec = st->st_mtime;
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<span class="lineNum"> 112 </span> : if (STAT_NSEC(st) != STAT_NSEC_INVALID)
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<span class="lineNum"> 113 </span> : tv[0].tv_usec = STAT_NSEC(st) / 1000;
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<span class="lineNum"> 114 </span> : else
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<span class="lineNum"> 115 </span> : tv[0].tv_usec = 0;
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<span class="lineNum"> 116 </span> : tv[1].tv_sec = tv[0].tv_sec;
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<span class="lineNum"> 117 </span> : tv[1].tv_usec = tv[0].tv_usec;
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<span class="lineNum"> 118 </span> :
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<span class="lineNum"> 119 </span> : ret = futimes(f, tv);
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<span class="lineNum"> 120 </span> : #elif HAVE_FUTIMESAT /* fallback to futimesat() for Solaris, it only has futimesat() */
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<span class="lineNum"> 121 </span> : tv[0].tv_sec = st->st_mtime;
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<span class="lineNum"> 122 </span> : if (STAT_NSEC(st) != STAT_NSEC_INVALID)
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<span class="lineNum"> 123 </span> : tv[0].tv_usec = STAT_NSEC(st) / 1000;
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<span class="lineNum"> 124 </span> : else
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<span class="lineNum"> 125 </span> : tv[0].tv_usec = 0;
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<span class="lineNum"> 126 </span> : tv[1].tv_sec = tv[0].tv_sec;
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<span class="lineNum"> 127 </span> : tv[1].tv_usec = tv[0].tv_usec;
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<span class="lineNum"> 128 </span> :
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<span class="lineNum"> 129 </span> : ret = futimesat(f, 0, tv);
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<span class="lineNum"> 130 </span> : #else
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<span class="lineNum"> 131 </span> : #error No function available to set file timestamps
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<span class="lineNum"> 132 </span> : #endif
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<span class="lineNum"> 133 </span><span class="lineCov"> 1821 : return ret;</span>
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<span class="lineNum"> 134 </span> : }
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<span class="lineNum"> 135 </span> :
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<span class="lineNum"> 136 </span> : /****************************************************************************/
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<span class="lineNum"> 137 </span> : /* cmd */
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<span class="lineNum"> 138 </span> :
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<span class="lineNum"> 139 </span> : /**
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<span class="lineNum"> 140 </span> : * Create a file with random content.
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<a name="141"><span class="lineNum"> 141 </span> : * - If the file exists it's rewritten, but avoiding to truncating it to 0.</a>
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<span class="lineNum"> 142 </span> : */
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<span class="lineNum"> 143 </span><span class="lineCov"> 23267 : void cmd_generate_file(const char* path, int size)</span>
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<span class="lineNum"> 144 </span> : {
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<span class="lineNum"> 145 </span> : unsigned char* data;
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<span class="lineNum"> 146 </span> : int f;
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<span class="lineNum"> 147 </span> :
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<span class="lineNum"> 148 </span> : /* remove the existing file/symlink if any */
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<span class="lineNum"> 149 </span><span class="lineCov"> 23267 : if (remove(path) != 0) {</span>
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<span class="lineNum"> 150 </span><span class="lineCov"> 22446 : if (errno != ENOENT) {</span>
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<span class="lineNum"> 151 </span> : /* LCOV_EXCL_START */
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<span class="lineNum"> 152 </span> : log_fatal("Error removing file %s\n", path);
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<span class="lineNum"> 153 </span> : exit(EXIT_FAILURE);
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<span class="lineNum"> 154 </span> : /* LCOV_EXCL_STOP */
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<span class="lineNum"> 155 </span> : }
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<span class="lineNum"> 156 </span> : } else {
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<span class="lineNum"> 157 </span> : /* don't truncate files to 0 size to avoid ZERO file size protection */
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<span class="lineNum"> 158 </span><span class="lineCov"> 821 : ++size;</span>
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<span class="lineNum"> 159 </span> : }
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<span class="lineNum"> 160 </span> :
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<span class="lineNum"> 161 </span><span class="lineCov"> 23267 : data = malloc(size);</span>
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<span class="lineNum"> 162 </span> :
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<span class="lineNum"> 163 </span> : /* We don't write zero bytes because we want to test */
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<span class="lineNum"> 164 </span> : /* the recovering of new files, after an aborted sync */
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<span class="lineNum"> 165 </span> : /* If the files contains full blocks at zero */
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<span class="lineNum"> 166 </span> : /* this is an impossible condition to recover */
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<span class="lineNum"> 167 </span> : /* because we cannot differentiate between an unused block */
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<span class="lineNum"> 168 </span> : /* and a file filled with 0 */
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<span class="lineNum"> 169 </span><span class="lineCov"> 23267 : rndnz_range(data, size);</span>
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<span class="lineNum"> 170 </span> :
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<span class="lineNum"> 171 </span><span class="lineCov"> 23267 : f = open(path, O_WRONLY | O_CREAT | O_TRUNC | O_BINARY | O_NOFOLLOW, 0600);</span>
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<span class="lineNum"> 172 </span><span class="lineCov"> 23267 : if (f < 0) {</span>
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<span class="lineNum"> 173 </span> : /* LCOV_EXCL_START */
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<span class="lineNum"> 174 </span> : log_fatal("Error creating file %s\n", path);
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<span class="lineNum"> 175 </span> : exit(EXIT_FAILURE);
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<span class="lineNum"> 176 </span> : /* LCOV_EXCL_STOP */
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<span class="lineNum"> 177 </span> : }
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<span class="lineNum"> 178 </span> :
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<span class="lineNum"> 179 </span><span class="lineCov"> 23267 : if (write(f, data, size) != size) {</span>
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<span class="lineNum"> 180 </span> : /* LCOV_EXCL_START */
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<span class="lineNum"> 181 </span> : log_fatal("Error writing file %s\n", path);
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<span class="lineNum"> 182 </span> : exit(EXIT_FAILURE);
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<span class="lineNum"> 183 </span> : /* LCOV_EXCL_STOP */
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<span class="lineNum"> 184 </span> : }
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<span class="lineNum"> 185 </span> :
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<span class="lineNum"> 186 </span><span class="lineCov"> 23267 : if (close(f) != 0) {</span>
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<span class="lineNum"> 187 </span> : /* LCOV_EXCL_START */
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<span class="lineNum"> 188 </span> : log_fatal("Error closing file %s\n", path);
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<span class="lineNum"> 189 </span> : exit(EXIT_FAILURE);
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<span class="lineNum"> 190 </span> : /* LCOV_EXCL_STOP */
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<span class="lineNum"> 191 </span> : }
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<span class="lineNum"> 192 </span> :
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<span class="lineNum"> 193 </span><span class="lineCov"> 23267 : free(data);</span>
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<span class="lineNum"> 194 </span><span class="lineCov"> 23267 : }</span>
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<span class="lineNum"> 195 </span> :
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<span class="lineNum"> 196 </span> : /**
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<span class="lineNum"> 197 </span> : * Create a symlink.
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<a name="198"><span class="lineNum"> 198 </span> : * - If the file already exists, it's removed.</a>
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<span class="lineNum"> 199 </span> : */
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<span class="lineNum"> 200 </span><span class="lineCov"> 940 : void cmd_generate_symlink(const char* path, const char* linkto)</span>
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<span class="lineNum"> 201 </span> : {
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<span class="lineNum"> 202 </span> : /* remove the existing file/symlink if any */
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<span class="lineNum"> 203 </span><span class="lineCov"> 940 : if (remove(path) != 0) {</span>
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<span class="lineNum"> 204 </span><span class="lineCov"> 919 : if (errno != ENOENT) {</span>
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<span class="lineNum"> 205 </span> : /* LCOV_EXCL_START */
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<span class="lineNum"> 206 </span> : log_fatal("Error removing file %s\n", path);
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<span class="lineNum"> 207 </span> : exit(EXIT_FAILURE);
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<span class="lineNum"> 208 </span> : /* LCOV_EXCL_STOP */
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<span class="lineNum"> 209 </span> : }
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<span class="lineNum"> 210 </span> : }
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<span class="lineNum"> 211 </span> :
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<span class="lineNum"> 212 </span><span class="lineCov"> 940 : if (symlink(linkto, path) != 0) {</span>
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<span class="lineNum"> 213 </span> : /* LCOV_EXCL_START */
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<span class="lineNum"> 214 </span> : log_fatal("Error writing symlink %s\n", path);
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<span class="lineNum"> 215 </span> : exit(EXIT_FAILURE);
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<span class="lineNum"> 216 </span> : /* LCOV_EXCL_STOP */
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<span class="lineNum"> 217 </span> : }
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<span class="lineNum"> 218 </span><span class="lineCov"> 940 : }</span>
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<span class="lineNum"> 219 </span> :
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<span class="lineNum"> 220 </span> : /**
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<a name="221"><span class="lineNum"> 221 </span> : * Create a file or a symlink with a random name.</a>
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<span class="lineNum"> 222 </span> : */
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<span class="lineNum"> 223 </span><span class="lineCov"> 24000 : void cmd_generate(int disk, int size)</span>
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<span class="lineNum"> 224 </span> : {
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<span class="lineNum"> 225 </span> : char path[PATH_MAX];
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<span class="lineNum"> 226 </span> : char* file;
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<span class="lineNum"> 227 </span> :
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<span class="lineNum"> 228 </span><span class="lineCov"> 24000 : snprintf(path, sizeof(path), "bench/disk%d/", disk);</span>
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<span class="lineNum"> 229 </span><span class="lineCov"> 24000 : file = path + strlen(path);</span>
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<span class="lineNum"> 230 </span> :
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<span class="lineNum"> 231 </span> : /* add a directory */
|
|
<span class="lineNum"> 232 </span><span class="lineCov"> 24000 : *file++ = 'a' + rnd(2);</span>
|
|
<span class="lineNum"> 233 </span><span class="lineCov"> 24000 : *file = 0;</span>
|
|
<span class="lineNum"> 234 </span> :
|
|
<span class="lineNum"> 235 </span> : /* create it */
|
|
<span class="lineNum"> 236 </span><span class="lineCov"> 24000 : if (mkdir(path, 0777) != 0) {</span>
|
|
<span class="lineNum"> 237 </span><span class="lineCov"> 23988 : if (errno != EEXIST) {</span>
|
|
<span class="lineNum"> 238 </span> : /* LCOV_EXCL_START */
|
|
<span class="lineNum"> 239 </span> : log_fatal("Error creating directory %s\n", path);
|
|
<span class="lineNum"> 240 </span> : exit(EXIT_FAILURE);
|
|
<span class="lineNum"> 241 </span> : /* LCOV_EXCL_STOP */
|
|
<span class="lineNum"> 242 </span> : }
|
|
<span class="lineNum"> 243 </span> : }
|
|
<span class="lineNum"> 244 </span> :
|
|
<span class="lineNum"> 245 </span><span class="lineCov"> 24000 : *file++ = '/';</span>
|
|
<span class="lineNum"> 246 </span> :
|
|
<span class="lineNum"> 247 </span> : while (1) {
|
|
<span class="lineNum"> 248 </span> : /* add a random file */
|
|
<span class="lineNum"> 249 </span><span class="lineCov"> 25909 : rnd_name(file);</span>
|
|
<span class="lineNum"> 250 </span> :
|
|
<span class="lineNum"> 251 </span> : /* skip some invalid file name, see http://en.wikipedia.org/wiki/Filename */
|
|
<span class="lineNum"> 252 </span><span class="lineCov"> 25909 : if (strcmp(file, ".") == 0</span>
|
|
<span class="lineNum"> 253 </span><span class="lineCov"> 25874 : || strcmp(file, "..") == 0</span>
|
|
<span class="lineNum"> 254 </span><span class="lineCov"> 25874 : || strcmp(file, "prn") == 0</span>
|
|
<span class="lineNum"> 255 </span><span class="lineCov"> 25874 : || strcmp(file, "con") == 0</span>
|
|
<span class="lineNum"> 256 </span><span class="lineCov"> 25873 : || strcmp(file, "nul") == 0</span>
|
|
<span class="lineNum"> 257 </span><span class="lineCov"> 25873 : || strcmp(file, "aux") == 0</span>
|
|
<span class="lineNum"> 258 </span><span class="lineCov"> 25873 : || file[0] == ' '</span>
|
|
<span class="lineNum"> 259 </span><span class="lineCov"> 25199 : || file[strlen(file) - 1] == ' '</span>
|
|
<span class="lineNum"> 260 </span><span class="lineCov"> 24608 : || file[strlen(file) - 1] == '.'</span>
|
|
<span class="lineNum"> 261 </span> : ) {
|
|
<span class="lineNum"> 262 </span><span class="lineCov"> 1909 : continue;</span>
|
|
<span class="lineNum"> 263 </span> : }
|
|
<span class="lineNum"> 264 </span> :
|
|
<span class="lineNum"> 265 </span><span class="lineCov"> 24000 : break;</span>
|
|
<span class="lineNum"> 266 </span><span class="lineCov"> 1909 : }</span>
|
|
<span class="lineNum"> 267 </span> :
|
|
<span class="lineNum"> 268 </span> : #ifndef WIN32 /* Windows XP doesn't support symlinks */
|
|
<span class="lineNum"> 269 </span><span class="lineCov"> 24000 : if (rnd(32) == 0) {</span>
|
|
<span class="lineNum"> 270 </span> : /* symlink */
|
|
<span class="lineNum"> 271 </span> : char linkto[PATH_MAX];
|
|
<span class="lineNum"> 272 </span> :
|
|
<span class="lineNum"> 273 </span><span class="lineCov"> 733 : rnd_name(linkto);</span>
|
|
<span class="lineNum"> 274 </span> :
|
|
<span class="lineNum"> 275 </span><span class="lineCov"> 733 : cmd_generate_symlink(path, linkto);</span>
|
|
<span class="lineNum"> 276 </span> : } else
|
|
<span class="lineNum"> 277 </span> : #endif
|
|
<span class="lineNum"> 278 </span> : {
|
|
<span class="lineNum"> 279 </span> : /* file */
|
|
<span class="lineNum"> 280 </span><span class="lineCov"> 23267 : cmd_generate_file(path, size);</span>
|
|
<span class="lineNum"> 281 </span> : }
|
|
<span class="lineNum"> 282 </span><span class="lineCov"> 24000 : }</span>
|
|
<span class="lineNum"> 283 </span> :
|
|
<span class="lineNum"> 284 </span> : /**
|
|
<span class="lineNum"> 285 </span> : * Write a partially a file.
|
|
<span class="lineNum"> 286 </span> : * - The file must exist.
|
|
<span class="lineNum"> 287 </span> : * - The file size is not changed.
|
|
<span class="lineNum"> 288 </span> : * - The written data may be equal or not at the already existing one.
|
|
<a name="289"><span class="lineNum"> 289 </span> : * - If it's a symlink nothing is done.</a>
|
|
<span class="lineNum"> 290 </span> : */
|
|
<span class="lineNum"> 291 </span><span class="lineCov"> 6227 : void cmd_write(const char* path, int size)</span>
|
|
<span class="lineNum"> 292 </span> : {
|
|
<span class="lineNum"> 293 </span> : struct stat st;
|
|
<span class="lineNum"> 294 </span> :
|
|
<span class="lineNum"> 295 </span><span class="lineCov"> 6227 : if (lstat(path, &st) != 0) {</span>
|
|
<span class="lineNum"> 296 </span> : /* LCOV_EXCL_START */
|
|
<span class="lineNum"> 297 </span> : log_fatal("Error accessing %s\n", path);
|
|
<span class="lineNum"> 298 </span> : exit(EXIT_FAILURE);
|
|
<span class="lineNum"> 299 </span> : /* LCOV_EXCL_STOP */
|
|
<span class="lineNum"> 300 </span> : }
|
|
<span class="lineNum"> 301 </span> :
|
|
<span class="lineNum"> 302 </span><span class="lineCov"> 6227 : if (S_ISREG(st.st_mode)) {</span>
|
|
<span class="lineNum"> 303 </span> : unsigned char* data;
|
|
<span class="lineNum"> 304 </span> : off_t off;
|
|
<span class="lineNum"> 305 </span> : int f;
|
|
<span class="lineNum"> 306 </span> :
|
|
<span class="lineNum"> 307 </span> : /* not over the end */
|
|
<span class="lineNum"> 308 </span><span class="lineCov"> 6200 : if (size > st.st_size)</span>
|
|
<span class="lineNum"> 309 </span><span class="lineCov"> 695 : size = st.st_size;</span>
|
|
<span class="lineNum"> 310 </span> :
|
|
<span class="lineNum"> 311 </span> : /* start at random position inside the file */
|
|
<span class="lineNum"> 312 </span><span class="lineCov"> 6200 : if (size < st.st_size)</span>
|
|
<span class="lineNum"> 313 </span><span class="lineCov"> 5504 : off = rnd(st.st_size - size);</span>
|
|
<span class="lineNum"> 314 </span> : else
|
|
<span class="lineNum"> 315 </span><span class="lineCov"> 696 : off = 0;</span>
|
|
<span class="lineNum"> 316 </span> :
|
|
<span class="lineNum"> 317 </span><span class="lineCov"> 6200 : data = malloc(size);</span>
|
|
<span class="lineNum"> 318 </span> :
|
|
<span class="lineNum"> 319 </span><span class="lineCov"> 6200 : rndnz_range(data, size);</span>
|
|
<span class="lineNum"> 320 </span> :
|
|
<span class="lineNum"> 321 </span><span class="lineCov"> 6200 : f = open(path, O_WRONLY | O_BINARY | O_NOFOLLOW);</span>
|
|
<span class="lineNum"> 322 </span><span class="lineCov"> 6200 : if (f < 0) {</span>
|
|
<span class="lineNum"> 323 </span> : /* LCOV_EXCL_START */
|
|
<span class="lineNum"> 324 </span> : log_fatal("Error creating file %s\n", path);
|
|
<span class="lineNum"> 325 </span> : exit(EXIT_FAILURE);
|
|
<span class="lineNum"> 326 </span> : /* LCOV_EXCL_STOP */
|
|
<span class="lineNum"> 327 </span> : }
|
|
<span class="lineNum"> 328 </span> :
|
|
<span class="lineNum"> 329 </span><span class="lineCov"> 6200 : if (lseek(f, off, SEEK_SET) != off) {</span>
|
|
<span class="lineNum"> 330 </span> : /* LCOV_EXCL_START */
|
|
<span class="lineNum"> 331 </span> : log_fatal("Error seeking file %s\n", path);
|
|
<span class="lineNum"> 332 </span> : exit(EXIT_FAILURE);
|
|
<span class="lineNum"> 333 </span> : /* LCOV_EXCL_STOP */
|
|
<span class="lineNum"> 334 </span> : }
|
|
<span class="lineNum"> 335 </span> :
|
|
<span class="lineNum"> 336 </span><span class="lineCov"> 6200 : if (write(f, data, size) != size) {</span>
|
|
<span class="lineNum"> 337 </span> : /* LCOV_EXCL_START */
|
|
<span class="lineNum"> 338 </span> : log_fatal("Error writing file %s\n", path);
|
|
<span class="lineNum"> 339 </span> : exit(EXIT_FAILURE);
|
|
<span class="lineNum"> 340 </span> : /* LCOV_EXCL_STOP */
|
|
<span class="lineNum"> 341 </span> : }
|
|
<span class="lineNum"> 342 </span> :
|
|
<span class="lineNum"> 343 </span><span class="lineCov"> 6200 : if (close(f) != 0) {</span>
|
|
<span class="lineNum"> 344 </span> : /* LCOV_EXCL_START */
|
|
<span class="lineNum"> 345 </span> : log_fatal("Error closing file %s\n", path);
|
|
<span class="lineNum"> 346 </span> : exit(EXIT_FAILURE);
|
|
<span class="lineNum"> 347 </span> : /* LCOV_EXCL_STOP */
|
|
<span class="lineNum"> 348 </span> : }
|
|
<span class="lineNum"> 349 </span> :
|
|
<span class="lineNum"> 350 </span><span class="lineCov"> 6200 : free(data);</span>
|
|
<span class="lineNum"> 351 </span> : }
|
|
<span class="lineNum"> 352 </span><span class="lineCov"> 6227 : }</span>
|
|
<span class="lineNum"> 353 </span> :
|
|
<span class="lineNum"> 354 </span> : /**
|
|
<span class="lineNum"> 355 </span> : * Damage a file.
|
|
<span class="lineNum"> 356 </span> : * - The file must exist.
|
|
<span class="lineNum"> 357 </span> : * - The file size is not changed.
|
|
<span class="lineNum"> 358 </span> : * - The written data is SURELY different than the already existing one.
|
|
<span class="lineNum"> 359 </span> : * - The file timestamp is NOT modified.
|
|
<a name="360"><span class="lineNum"> 360 </span> : * - If it's a symlink nothing is done.</a>
|
|
<span class="lineNum"> 361 </span> : */
|
|
<span class="lineNum"> 362 </span><span class="lineCov"> 1882 : void cmd_damage(const char* path, int size)</span>
|
|
<span class="lineNum"> 363 </span> : {
|
|
<span class="lineNum"> 364 </span> : struct stat st;
|
|
<span class="lineNum"> 365 </span> :
|
|
<span class="lineNum"> 366 </span> : /* here a 0 size means to change nothing */
|
|
<span class="lineNum"> 367 </span> : /* as also the timestamp should not be changed */
|
|
<span class="lineNum"> 368 </span><span class="lineCov"> 1882 : if (!size)</span>
|
|
<span class="lineNum"> 369 </span><span class="lineCov"> 3 : return;</span>
|
|
<span class="lineNum"> 370 </span> :
|
|
<span class="lineNum"> 371 </span><span class="lineCov"> 1882 : if (lstat(path, &st) != 0) {</span>
|
|
<span class="lineNum"> 372 </span> : /* LCOV_EXCL_START */
|
|
<span class="lineNum"> 373 </span> : log_fatal("Error accessing %s\n", path);
|
|
<span class="lineNum"> 374 </span> : exit(EXIT_FAILURE);
|
|
<span class="lineNum"> 375 </span> : /* LCOV_EXCL_STOP */
|
|
<span class="lineNum"> 376 </span> : }
|
|
<span class="lineNum"> 377 </span> :
|
|
<span class="lineNum"> 378 </span><span class="lineCov"> 1882 : if (st.st_size == 0)</span>
|
|
<span class="lineNum"> 379 </span><span class="lineCov"> 3 : return;</span>
|
|
<span class="lineNum"> 380 </span> :
|
|
<span class="lineNum"> 381 </span><span class="lineCov"> 1879 : if (S_ISREG(st.st_mode)) {</span>
|
|
<span class="lineNum"> 382 </span> : off_t off;
|
|
<span class="lineNum"> 383 </span> : unsigned char* data;
|
|
<span class="lineNum"> 384 </span> : int f;
|
|
<span class="lineNum"> 385 </span> :
|
|
<span class="lineNum"> 386 </span> : /* not over the end */
|
|
<span class="lineNum"> 387 </span><span class="lineCov"> 1821 : if (size > st.st_size)</span>
|
|
<span class="lineNum"> 388 </span><span class="lineNoCov"> 0 : size = st.st_size;</span>
|
|
<span class="lineNum"> 389 </span> :
|
|
<span class="lineNum"> 390 </span> : /* start at random position inside the file */
|
|
<span class="lineNum"> 391 </span><span class="lineCov"> 1821 : if (size < st.st_size)</span>
|
|
<span class="lineNum"> 392 </span><span class="lineCov"> 1820 : off = rnd(st.st_size - size);</span>
|
|
<span class="lineNum"> 393 </span> : else
|
|
<span class="lineNum"> 394 </span><span class="lineCov"> 1 : off = 0;</span>
|
|
<span class="lineNum"> 395 </span> :
|
|
<span class="lineNum"> 396 </span><span class="lineCov"> 1821 : data = malloc(size);</span>
|
|
<span class="lineNum"> 397 </span> :
|
|
<span class="lineNum"> 398 </span><span class="lineCov"> 1821 : f = open(path, O_RDWR | O_BINARY | O_NOFOLLOW);</span>
|
|
<span class="lineNum"> 399 </span><span class="lineCov"> 1821 : if (f < 0) {</span>
|
|
<span class="lineNum"> 400 </span> : /* LCOV_EXCL_START */
|
|
<span class="lineNum"> 401 </span> : log_fatal("Error creating file %s\n", path);
|
|
<span class="lineNum"> 402 </span> : exit(EXIT_FAILURE);
|
|
<span class="lineNum"> 403 </span> : /* LCOV_EXCL_STOP */
|
|
<span class="lineNum"> 404 </span> : }
|
|
<span class="lineNum"> 405 </span> :
|
|
<span class="lineNum"> 406 </span><span class="lineCov"> 1821 : if (lseek(f, off, SEEK_SET) != off) {</span>
|
|
<span class="lineNum"> 407 </span> : /* LCOV_EXCL_START */
|
|
<span class="lineNum"> 408 </span> : log_fatal("Error seeking file %s\n", path);
|
|
<span class="lineNum"> 409 </span> : exit(EXIT_FAILURE);
|
|
<span class="lineNum"> 410 </span> : /* LCOV_EXCL_STOP */
|
|
<span class="lineNum"> 411 </span> : }
|
|
<span class="lineNum"> 412 </span> :
|
|
<span class="lineNum"> 413 </span><span class="lineCov"> 1821 : if (read(f, data, size) != size) {</span>
|
|
<span class="lineNum"> 414 </span> : /* LCOV_EXCL_START */
|
|
<span class="lineNum"> 415 </span> : log_fatal("Error writing file %s\n", path);
|
|
<span class="lineNum"> 416 </span> : exit(EXIT_FAILURE);
|
|
<span class="lineNum"> 417 </span> : /* LCOV_EXCL_STOP */
|
|
<span class="lineNum"> 418 </span> : }
|
|
<span class="lineNum"> 419 </span> :
|
|
<span class="lineNum"> 420 </span><span class="lineCov"> 1821 : rndnz_damage(data, size);</span>
|
|
<span class="lineNum"> 421 </span> :
|
|
<span class="lineNum"> 422 </span><span class="lineCov"> 1821 : if (lseek(f, off, SEEK_SET) != off) {</span>
|
|
<span class="lineNum"> 423 </span> : /* LCOV_EXCL_START */
|
|
<span class="lineNum"> 424 </span> : log_fatal("Error seeking file %s\n", path);
|
|
<span class="lineNum"> 425 </span> : exit(EXIT_FAILURE);
|
|
<span class="lineNum"> 426 </span> : /* LCOV_EXCL_STOP */
|
|
<span class="lineNum"> 427 </span> : }
|
|
<span class="lineNum"> 428 </span> :
|
|
<span class="lineNum"> 429 </span><span class="lineCov"> 1821 : if (write(f, data, size) != size) {</span>
|
|
<span class="lineNum"> 430 </span> : /* LCOV_EXCL_START */
|
|
<span class="lineNum"> 431 </span> : log_fatal("Error writing file %s\n", path);
|
|
<span class="lineNum"> 432 </span> : exit(EXIT_FAILURE);
|
|
<span class="lineNum"> 433 </span> : /* LCOV_EXCL_STOP */
|
|
<span class="lineNum"> 434 </span> : }
|
|
<span class="lineNum"> 435 </span> :
|
|
<span class="lineNum"> 436 </span><span class="lineCov"> 1821 : if (fallback(f, &st) != 0) {</span>
|
|
<span class="lineNum"> 437 </span> : /* LCOV_EXCL_START */
|
|
<span class="lineNum"> 438 </span> : log_fatal("Error setting time for file %s\n", path);
|
|
<span class="lineNum"> 439 </span> : exit(EXIT_FAILURE);
|
|
<span class="lineNum"> 440 </span> : /* LCOV_EXCL_STOP */
|
|
<span class="lineNum"> 441 </span> : }
|
|
<span class="lineNum"> 442 </span> :
|
|
<span class="lineNum"> 443 </span><span class="lineCov"> 1821 : if (close(f) != 0) {</span>
|
|
<span class="lineNum"> 444 </span> : /* LCOV_EXCL_START */
|
|
<span class="lineNum"> 445 </span> : log_fatal("Error closing file %s\n", path);
|
|
<span class="lineNum"> 446 </span> : exit(EXIT_FAILURE);
|
|
<span class="lineNum"> 447 </span> : /* LCOV_EXCL_STOP */
|
|
<span class="lineNum"> 448 </span> : }
|
|
<span class="lineNum"> 449 </span> :
|
|
<span class="lineNum"> 450 </span><span class="lineCov"> 1821 : free(data);</span>
|
|
<span class="lineNum"> 451 </span> : }
|
|
<span class="lineNum"> 452 </span> : }
|
|
<span class="lineNum"> 453 </span> :
|
|
<span class="lineNum"> 454 </span> : /**
|
|
<span class="lineNum"> 455 </span> : * Append to a file.
|
|
<span class="lineNum"> 456 </span> : * - The file must exist.
|
|
<a name="457"><span class="lineNum"> 457 </span> : * - If it's a symlink nothing is done.</a>
|
|
<span class="lineNum"> 458 </span> : */
|
|
<span class="lineNum"> 459 </span><span class="lineCov"> 3256 : void cmd_append(const char* path, int size)</span>
|
|
<span class="lineNum"> 460 </span> : {
|
|
<span class="lineNum"> 461 </span> : struct stat st;
|
|
<span class="lineNum"> 462 </span> :
|
|
<span class="lineNum"> 463 </span><span class="lineCov"> 3256 : if (lstat(path, &st) != 0) {</span>
|
|
<span class="lineNum"> 464 </span> : /* LCOV_EXCL_START */
|
|
<span class="lineNum"> 465 </span> : log_fatal("Error accessing %s\n", path);
|
|
<span class="lineNum"> 466 </span> : exit(EXIT_FAILURE);
|
|
<span class="lineNum"> 467 </span> : /* LCOV_EXCL_STOP */
|
|
<span class="lineNum"> 468 </span> : }
|
|
<span class="lineNum"> 469 </span> :
|
|
<span class="lineNum"> 470 </span><span class="lineCov"> 3256 : if (S_ISREG(st.st_mode)) {</span>
|
|
<span class="lineNum"> 471 </span> : unsigned char* data;
|
|
<span class="lineNum"> 472 </span> : int f;
|
|
<span class="lineNum"> 473 </span> :
|
|
<span class="lineNum"> 474 </span><span class="lineCov"> 3256 : data = malloc(size);</span>
|
|
<span class="lineNum"> 475 </span> :
|
|
<span class="lineNum"> 476 </span><span class="lineCov"> 3256 : rndnz_range(data, size);</span>
|
|
<span class="lineNum"> 477 </span> :
|
|
<span class="lineNum"> 478 </span><span class="lineCov"> 3256 : f = open(path, O_WRONLY | O_APPEND | O_BINARY | O_NOFOLLOW);</span>
|
|
<span class="lineNum"> 479 </span><span class="lineCov"> 3256 : if (f < 0) {</span>
|
|
<span class="lineNum"> 480 </span> : /* LCOV_EXCL_START */
|
|
<span class="lineNum"> 481 </span> : log_fatal("Error opening file %s\n", path);
|
|
<span class="lineNum"> 482 </span> : exit(EXIT_FAILURE);
|
|
<span class="lineNum"> 483 </span> : /* LCOV_EXCL_STOP */
|
|
<span class="lineNum"> 484 </span> : }
|
|
<span class="lineNum"> 485 </span> :
|
|
<span class="lineNum"> 486 </span><span class="lineCov"> 3256 : if (write(f, data, size) != size) {</span>
|
|
<span class="lineNum"> 487 </span> : /* LCOV_EXCL_START */
|
|
<span class="lineNum"> 488 </span> : log_fatal("Error writing file %s\n", path);
|
|
<span class="lineNum"> 489 </span> : exit(EXIT_FAILURE);
|
|
<span class="lineNum"> 490 </span> : /* LCOV_EXCL_STOP */
|
|
<span class="lineNum"> 491 </span> : }
|
|
<span class="lineNum"> 492 </span> :
|
|
<span class="lineNum"> 493 </span><span class="lineCov"> 3256 : if (close(f) != 0) {</span>
|
|
<span class="lineNum"> 494 </span> : /* LCOV_EXCL_START */
|
|
<span class="lineNum"> 495 </span> : log_fatal("Error closing file %s\n", path);
|
|
<span class="lineNum"> 496 </span> : exit(EXIT_FAILURE);
|
|
<span class="lineNum"> 497 </span> : /* LCOV_EXCL_STOP */
|
|
<span class="lineNum"> 498 </span> : }
|
|
<span class="lineNum"> 499 </span> :
|
|
<span class="lineNum"> 500 </span><span class="lineCov"> 3256 : free(data);</span>
|
|
<span class="lineNum"> 501 </span> : }
|
|
<span class="lineNum"> 502 </span><span class="lineCov"> 3256 : }</span>
|
|
<span class="lineNum"> 503 </span> :
|
|
<span class="lineNum"> 504 </span> : /**
|
|
<span class="lineNum"> 505 </span> : * Truncate a file.
|
|
<span class="lineNum"> 506 </span> : * - The file must exist.
|
|
<span class="lineNum"> 507 </span> : * - The file is NEVER truncated to 0.
|
|
<a name="508"><span class="lineNum"> 508 </span> : * - If it's a symlink nothing is done.</a>
|
|
<span class="lineNum"> 509 </span> : */
|
|
<span class="lineNum"> 510 </span><span class="lineCov"> 3141 : void cmd_truncate(const char* path, int size)</span>
|
|
<span class="lineNum"> 511 </span> : {
|
|
<span class="lineNum"> 512 </span> : struct stat st;
|
|
<span class="lineNum"> 513 </span> :
|
|
<span class="lineNum"> 514 </span><span class="lineCov"> 3141 : if (lstat(path, &st) != 0) {</span>
|
|
<span class="lineNum"> 515 </span> : /* LCOV_EXCL_START */
|
|
<span class="lineNum"> 516 </span> : log_fatal("Error accessing %s\n", path);
|
|
<span class="lineNum"> 517 </span> : exit(EXIT_FAILURE);
|
|
<span class="lineNum"> 518 </span> : /* LCOV_EXCL_STOP */
|
|
<span class="lineNum"> 519 </span> : }
|
|
<span class="lineNum"> 520 </span> :
|
|
<span class="lineNum"> 521 </span><span class="lineCov"> 3141 : if (S_ISREG(st.st_mode)) {</span>
|
|
<span class="lineNum"> 522 </span> : off_t off;
|
|
<span class="lineNum"> 523 </span> : int f;
|
|
<span class="lineNum"> 524 </span> :
|
|
<span class="lineNum"> 525 </span> : /* if file is empty, just rewrite it */
|
|
<span class="lineNum"> 526 </span><span class="lineCov"> 3141 : if (st.st_size == 0) {</span>
|
|
<span class="lineNum"> 527 </span><span class="lineCov"> 1 : size = 0;</span>
|
|
<span class="lineNum"> 528 </span> : } else {
|
|
<span class="lineNum"> 529 </span> : /* don't truncate files to 0 size to avoid ZERO file size protection */
|
|
<span class="lineNum"> 530 </span><span class="lineCov"> 3140 : if (size >= st.st_size)</span>
|
|
<span class="lineNum"> 531 </span><span class="lineCov"> 200 : size = st.st_size - 1;</span>
|
|
<span class="lineNum"> 532 </span> : }
|
|
<span class="lineNum"> 533 </span> :
|
|
<span class="lineNum"> 534 </span><span class="lineCov"> 3141 : off = st.st_size - size;</span>
|
|
<span class="lineNum"> 535 </span> :
|
|
<span class="lineNum"> 536 </span><span class="lineCov"> 3141 : f = open(path, O_WRONLY | O_BINARY | O_NOFOLLOW);</span>
|
|
<span class="lineNum"> 537 </span><span class="lineCov"> 3141 : if (f < 0) {</span>
|
|
<span class="lineNum"> 538 </span> : /* LCOV_EXCL_START */
|
|
<span class="lineNum"> 539 </span> : log_fatal("Error opening file %s\n", path);
|
|
<span class="lineNum"> 540 </span> : exit(EXIT_FAILURE);
|
|
<span class="lineNum"> 541 </span> : /* LCOV_EXCL_STOP */
|
|
<span class="lineNum"> 542 </span> : }
|
|
<span class="lineNum"> 543 </span> :
|
|
<span class="lineNum"> 544 </span><span class="lineCov"> 3141 : if (ftruncate(f, off) != 0) {</span>
|
|
<span class="lineNum"> 545 </span> : /* LCOV_EXCL_START */
|
|
<span class="lineNum"> 546 </span> : log_fatal("Error truncating file %s\n", path);
|
|
<span class="lineNum"> 547 </span> : exit(EXIT_FAILURE);
|
|
<span class="lineNum"> 548 </span> : /* LCOV_EXCL_STOP */
|
|
<span class="lineNum"> 549 </span> : }
|
|
<span class="lineNum"> 550 </span> :
|
|
<span class="lineNum"> 551 </span><span class="lineCov"> 3141 : if (close(f) != 0) {</span>
|
|
<span class="lineNum"> 552 </span> : /* LCOV_EXCL_START */
|
|
<span class="lineNum"> 553 </span> : log_fatal("Error closing file %s\n", path);
|
|
<span class="lineNum"> 554 </span> : exit(EXIT_FAILURE);
|
|
<span class="lineNum"> 555 </span> : /* LCOV_EXCL_STOP */
|
|
<span class="lineNum"> 556 </span> : }
|
|
<span class="lineNum"> 557 </span> : }
|
|
<span class="lineNum"> 558 </span><span class="lineCov"> 3141 : }</span>
|
|
<span class="lineNum"> 559 </span> :
|
|
<span class="lineNum"> 560 </span> : /**
|
|
<span class="lineNum"> 561 </span> : * Delete a file.
|
|
<a name="562"><span class="lineNum"> 562 </span> : * - The file must exist.</a>
|
|
<span class="lineNum"> 563 </span> : */
|
|
<span class="lineNum"> 564 </span><span class="lineCov"> 3136 : void cmd_delete(const char* path)</span>
|
|
<span class="lineNum"> 565 </span> : {
|
|
<span class="lineNum"> 566 </span><span class="lineCov"> 3136 : if (remove(path) != 0) {</span>
|
|
<span class="lineNum"> 567 </span> : /* LCOV_EXCL_START */
|
|
<span class="lineNum"> 568 </span> : log_fatal("Error removing %s\n", path);
|
|
<span class="lineNum"> 569 </span> : exit(EXIT_FAILURE);
|
|
<span class="lineNum"> 570 </span> : /* LCOV_EXCL_STOP */
|
|
<span class="lineNum"> 571 </span> : }
|
|
<span class="lineNum"> 572 </span><span class="lineCov"> 3136 : }</span>
|
|
<span class="lineNum"> 573 </span> :
|
|
<span class="lineNum"> 574 </span> : /**
|
|
<span class="lineNum"> 575 </span> : * Change a file. Or deleted/truncated/append/created.
|
|
<a name="576"><span class="lineNum"> 576 </span> : * - The file must exist.</a>
|
|
<span class="lineNum"> 577 </span> : */
|
|
<span class="lineNum"> 578 </span><span class="lineCov"> 13128 : void cmd_change(const char* path, int size)</span>
|
|
<span class="lineNum"> 579 </span> : {
|
|
<span class="lineNum"> 580 </span> : struct stat st;
|
|
<span class="lineNum"> 581 </span> :
|
|
<span class="lineNum"> 582 </span><span class="lineCov"> 13128 : if (!size)</span>
|
|
<span class="lineNum"> 583 </span><span class="lineCov"> 13152 : return;</span>
|
|
<span class="lineNum"> 584 </span> :
|
|
<span class="lineNum"> 585 </span><span class="lineCov"> 13104 : if (lstat(path, &st) != 0) {</span>
|
|
<span class="lineNum"> 586 </span> : /* LCOV_EXCL_START */
|
|
<span class="lineNum"> 587 </span> : log_fatal("Error accessing %s\n", path);
|
|
<span class="lineNum"> 588 </span> : exit(EXIT_FAILURE);
|
|
<span class="lineNum"> 589 </span> : /* LCOV_EXCL_STOP */
|
|
<span class="lineNum"> 590 </span> : }
|
|
<span class="lineNum"> 591 </span> :
|
|
<span class="lineNum"> 592 </span><span class="lineCov"> 13104 : if (S_ISLNK(st.st_mode)) {</span>
|
|
<span class="lineNum"> 593 </span> : /* symlink */
|
|
<span class="lineNum"> 594 </span><span class="lineCov"> 393 : if (rnd(2) == 0) {</span>
|
|
<span class="lineNum"> 595 </span> : /* delete */
|
|
<span class="lineNum"> 596 </span><span class="lineCov"> 186 : if (remove(path) != 0) {</span>
|
|
<span class="lineNum"> 597 </span> : /* LCOV_EXCL_START */
|
|
<span class="lineNum"> 598 </span> : log_fatal("Error removing %s\n", path);
|
|
<span class="lineNum"> 599 </span> : exit(EXIT_FAILURE);
|
|
<span class="lineNum"> 600 </span> : /* LCOV_EXCL_STOP */
|
|
<span class="lineNum"> 601 </span> : }
|
|
<span class="lineNum"> 602 </span> : } else {
|
|
<span class="lineNum"> 603 </span> : /* recreate */
|
|
<span class="lineNum"> 604 </span> : char linkto[PATH_MAX];
|
|
<span class="lineNum"> 605 </span> :
|
|
<span class="lineNum"> 606 </span><span class="lineCov"> 207 : if (remove(path) != 0) {</span>
|
|
<span class="lineNum"> 607 </span> : /* LCOV_EXCL_START */
|
|
<span class="lineNum"> 608 </span> : log_fatal("Error removing %s\n", path);
|
|
<span class="lineNum"> 609 </span> : exit(EXIT_FAILURE);
|
|
<span class="lineNum"> 610 </span> : /* LCOV_EXCL_STOP */
|
|
<span class="lineNum"> 611 </span> : }
|
|
<span class="lineNum"> 612 </span> :
|
|
<span class="lineNum"> 613 </span><span class="lineCov"> 207 : rnd_name(linkto);</span>
|
|
<span class="lineNum"> 614 </span> :
|
|
<span class="lineNum"> 615 </span><span class="lineCov"> 207 : cmd_generate_symlink(path, linkto);</span>
|
|
<span class="lineNum"> 616 </span> : }
|
|
<span class="lineNum"> 617 </span><span class="lineCov"> 12711 : } else if (S_ISREG(st.st_mode)) {</span>
|
|
<span class="lineNum"> 618 </span> : int r;
|
|
<span class="lineNum"> 619 </span> :
|
|
<span class="lineNum"> 620 </span><span class="lineCov"> 12711 : r = rnd(4);</span>
|
|
<span class="lineNum"> 621 </span> :
|
|
<span class="lineNum"> 622 </span><span class="lineCov"> 12711 : if (r == 0) {</span>
|
|
<span class="lineNum"> 623 </span><span class="lineCov"> 3178 : cmd_write(path, size);</span>
|
|
<span class="lineNum"> 624 </span><span class="lineCov"> 9533 : } else if (r == 1) {</span>
|
|
<span class="lineNum"> 625 </span><span class="lineCov"> 3256 : cmd_append(path, size);</span>
|
|
<span class="lineNum"> 626 </span><span class="lineCov"> 6277 : } else if (r == 2) {</span>
|
|
<span class="lineNum"> 627 </span><span class="lineCov"> 3141 : cmd_truncate(path, size);</span>
|
|
<span class="lineNum"> 628 </span> : } else {
|
|
<span class="lineNum"> 629 </span><span class="lineCov"> 3136 : cmd_delete(path);</span>
|
|
<span class="lineNum"> 630 </span> : }
|
|
<span class="lineNum"> 631 </span> : }
|
|
<a name="632"><span class="lineNum"> 632 </span> : }</a>
|
|
<span class="lineNum"> 633 </span> :
|
|
<span class="lineNum"> 634 </span><span class="lineCov"> 1 : void help(void)</span>
|
|
<span class="lineNum"> 635 </span> : {
|
|
<span class="lineNum"> 636 </span><span class="lineCov"> 1 : printf("Test for " PACKAGE " v" VERSION " by Andrea Mazzoleni, " PACKAGE_URL "\n");</span>
|
|
<span class="lineNum"> 637 </span><span class="lineCov"> 1 : printf("Usage:\n");</span>
|
|
<span class="lineNum"> 638 </span><span class="lineCov"> 1 : printf("\tmktest generate SEED DISK_NUM FILE_NUM FILE_SIZE\n");</span>
|
|
<span class="lineNum"> 639 </span><span class="lineCov"> 1 : printf("\tmktest damage SEED NUM SIZE FILE\n");</span>
|
|
<span class="lineNum"> 640 </span><span class="lineCov"> 1 : printf("\tmktest write SEED NUM SIZE FILE\n");</span>
|
|
<span class="lineNum"> 641 </span><span class="lineCov"> 1 : printf("\tmktest change SEED SIZE FILE\n");</span>
|
|
<span class="lineNum"> 642 </span><span class="lineCov"> 1 : printf("\tmktest append SEED SIZE FILE\n");</span>
|
|
<span class="lineNum"> 643 </span><span class="lineCov"> 1 : printf("\tmktest truncate SEED SIZE FILE\n");</span>
|
|
<a name="644"><span class="lineNum"> 644 </span><span class="lineCov"> 1 : }</span></a>
|
|
<span class="lineNum"> 645 </span> :
|
|
<span class="lineNum"> 646 </span><span class="lineCov"> 22 : int main(int argc, char* argv[])</span>
|
|
<span class="lineNum"> 647 </span> : {
|
|
<span class="lineNum"> 648 </span> : int i, j, b;
|
|
<span class="lineNum"> 649 </span> :
|
|
<span class="lineNum"> 650 </span><span class="lineCov"> 22 : lock_init();</span>
|
|
<span class="lineNum"> 651 </span> :
|
|
<span class="lineNum"> 652 </span><span class="lineCov"> 22 : if (argc < 2) {</span>
|
|
<span class="lineNum"> 653 </span><span class="lineCov"> 1 : help();</span>
|
|
<span class="lineNum"> 654 </span><span class="lineCov"> 1 : exit(EXIT_SUCCESS);</span>
|
|
<span class="lineNum"> 655 </span> : }
|
|
<span class="lineNum"> 656 </span> :
|
|
<span class="lineNum"> 657 </span><span class="lineCov"> 21 : if (strcmp(argv[1], "generate") == 0) {</span>
|
|
<span class="lineNum"> 658 </span> : int disk, file, size;
|
|
<span class="lineNum"> 659 </span> :
|
|
<span class="lineNum"> 660 </span><span class="lineCov"> 4 : if (argc != 6) {</span>
|
|
<span class="lineNum"> 661 </span> : /* LCOV_EXCL_START */
|
|
<span class="lineNum"> 662 </span> : help();
|
|
<span class="lineNum"> 663 </span> : exit(EXIT_FAILURE);
|
|
<span class="lineNum"> 664 </span> : /* LCOV_EXCL_STOP */
|
|
<span class="lineNum"> 665 </span> : }
|
|
<span class="lineNum"> 666 </span> :
|
|
<span class="lineNum"> 667 </span><span class="lineCov"> 4 : seed = atoi(argv[2]);</span>
|
|
<span class="lineNum"> 668 </span><span class="lineCov"> 4 : disk = atoi(argv[3]);</span>
|
|
<span class="lineNum"> 669 </span><span class="lineCov"> 4 : file = atoi(argv[4]);</span>
|
|
<span class="lineNum"> 670 </span><span class="lineCov"> 4 : size = atoi(argv[5]);</span>
|
|
<span class="lineNum"> 671 </span> :
|
|
<span class="lineNum"> 672 </span><span class="lineCov"> 28 : for (i = 0; i < disk; ++i) {</span>
|
|
<span class="lineNum"> 673 </span><span class="lineCov"> 24024 : for (j = 0; j < file; ++j) {</span>
|
|
<span class="lineNum"> 674 </span><span class="lineCov"> 24000 : if (j == 0)</span>
|
|
<span class="lineNum"> 675 </span> : /* create at least a big one */
|
|
<span class="lineNum"> 676 </span><span class="lineCov"> 24 : cmd_generate(i + 1, size);</span>
|
|
<span class="lineNum"> 677 </span><span class="lineCov"> 23976 : else if (j == 1)</span>
|
|
<span class="lineNum"> 678 </span> : /* create at least an empty one */
|
|
<span class="lineNum"> 679 </span><span class="lineCov"> 24 : cmd_generate(i + 1, 0);</span>
|
|
<span class="lineNum"> 680 </span> : else
|
|
<span class="lineNum"> 681 </span><span class="lineCov"> 23952 : cmd_generate(i + 1, rnd(size));</span>
|
|
<span class="lineNum"> 682 </span> : }
|
|
<span class="lineNum"> 683 </span> : }
|
|
<span class="lineNum"> 684 </span><span class="lineCov"> 17 : } else if (strcmp(argv[1], "write") == 0) {</span>
|
|
<span class="lineNum"> 685 </span> : int fail, size;
|
|
<span class="lineNum"> 686 </span> :
|
|
<span class="lineNum"> 687 </span><span class="lineCov"> 7 : if (argc < 6) {</span>
|
|
<span class="lineNum"> 688 </span> : /* LCOV_EXCL_START */
|
|
<span class="lineNum"> 689 </span> : help();
|
|
<span class="lineNum"> 690 </span> : exit(EXIT_FAILURE);
|
|
<span class="lineNum"> 691 </span> : /* LCOV_EXCL_STOP */
|
|
<span class="lineNum"> 692 </span> : }
|
|
<span class="lineNum"> 693 </span> :
|
|
<span class="lineNum"> 694 </span><span class="lineCov"> 7 : seed = atoi(argv[2]);</span>
|
|
<span class="lineNum"> 695 </span><span class="lineCov"> 7 : fail = atoi(argv[3]);</span>
|
|
<span class="lineNum"> 696 </span><span class="lineCov"> 7 : size = atoi(argv[4]);</span>
|
|
<span class="lineNum"> 697 </span><span class="lineCov"> 7 : b = 5;</span>
|
|
<span class="lineNum"> 698 </span> :
|
|
<span class="lineNum"> 699 </span> : /* sort the file names */
|
|
<span class="lineNum"> 700 </span><span class="lineCov"> 7 : qsort(&argv[b], argc - b, sizeof(argv[b]), file_cmp);</span>
|
|
<span class="lineNum"> 701 </span> :
|
|
<span class="lineNum"> 702 </span><span class="lineCov"> 977 : for (i = b; i < argc; ++i)</span>
|
|
<span class="lineNum"> 703 </span><span class="lineCov"> 4019 : for (j = 0; j < fail; ++j)</span>
|
|
<span class="lineNum"> 704 </span><span class="lineCov"> 3049 : cmd_write(argv[i], rndnz(size));</span>
|
|
<span class="lineNum"> 705 </span><span class="lineCov"> 10 : } else if (strcmp(argv[1], "damage") == 0) {</span>
|
|
<span class="lineNum"> 706 </span> : int fail, size;
|
|
<span class="lineNum"> 707 </span> :
|
|
<span class="lineNum"> 708 </span><span class="lineCov"> 3 : if (argc < 6) {</span>
|
|
<span class="lineNum"> 709 </span> : /* LCOV_EXCL_START */
|
|
<span class="lineNum"> 710 </span> : help();
|
|
<span class="lineNum"> 711 </span> : exit(EXIT_FAILURE);
|
|
<span class="lineNum"> 712 </span> : /* LCOV_EXCL_STOP */
|
|
<span class="lineNum"> 713 </span> : }
|
|
<span class="lineNum"> 714 </span> :
|
|
<span class="lineNum"> 715 </span><span class="lineCov"> 3 : seed = atoi(argv[2]);</span>
|
|
<span class="lineNum"> 716 </span><span class="lineCov"> 3 : fail = atoi(argv[3]);</span>
|
|
<span class="lineNum"> 717 </span><span class="lineCov"> 3 : size = atoi(argv[4]);</span>
|
|
<span class="lineNum"> 718 </span><span class="lineCov"> 3 : b = 5;</span>
|
|
<span class="lineNum"> 719 </span> :
|
|
<span class="lineNum"> 720 </span> : /* sort the file names */
|
|
<span class="lineNum"> 721 </span><span class="lineCov"> 3 : qsort(&argv[b], argc - b, sizeof(argv[b]), file_cmp);</span>
|
|
<span class="lineNum"> 722 </span> :
|
|
<span class="lineNum"> 723 </span><span class="lineCov"> 1885 : for (i = b; i < argc; ++i)</span>
|
|
<span class="lineNum"> 724 </span><span class="lineCov"> 3764 : for (j = 0; j < fail; ++j)</span>
|
|
<span class="lineNum"> 725 </span><span class="lineCov"> 1882 : cmd_damage(argv[i], rndnz(size)); /* at least one byte */</span>
|
|
<span class="lineNum"> 726 </span><span class="lineCov"> 7 : } else if (strcmp(argv[1], "append") == 0) {</span>
|
|
<span class="lineNum"> 727 </span> : int size;
|
|
<span class="lineNum"> 728 </span> :
|
|
<span class="lineNum"> 729 </span><span class="lineNoCov"> 0 : if (argc < 5) {</span>
|
|
<span class="lineNum"> 730 </span> : /* LCOV_EXCL_START */
|
|
<span class="lineNum"> 731 </span> : help();
|
|
<span class="lineNum"> 732 </span> : exit(EXIT_FAILURE);
|
|
<span class="lineNum"> 733 </span> : /* LCOV_EXCL_STOP */
|
|
<span class="lineNum"> 734 </span> : }
|
|
<span class="lineNum"> 735 </span> :
|
|
<span class="lineNum"> 736 </span><span class="lineNoCov"> 0 : seed = atoi(argv[2]);</span>
|
|
<span class="lineNum"> 737 </span><span class="lineNoCov"> 0 : size = atoi(argv[3]);</span>
|
|
<span class="lineNum"> 738 </span><span class="lineNoCov"> 0 : b = 4;</span>
|
|
<span class="lineNum"> 739 </span> :
|
|
<span class="lineNum"> 740 </span> : /* sort the file names */
|
|
<span class="lineNum"> 741 </span><span class="lineNoCov"> 0 : qsort(&argv[b], argc - b, sizeof(argv[b]), file_cmp);</span>
|
|
<span class="lineNum"> 742 </span> :
|
|
<span class="lineNum"> 743 </span><span class="lineNoCov"> 0 : for (i = b; i < argc; ++i)</span>
|
|
<span class="lineNum"> 744 </span><span class="lineNoCov"> 0 : cmd_append(argv[i], rndnz(size)); /* at least one byte */</span>
|
|
<span class="lineNum"> 745 </span><span class="lineCov"> 7 : } else if (strcmp(argv[1], "truncate") == 0) {</span>
|
|
<span class="lineNum"> 746 </span> : int size;
|
|
<span class="lineNum"> 747 </span> :
|
|
<span class="lineNum"> 748 </span><span class="lineNoCov"> 0 : if (argc < 5) {</span>
|
|
<span class="lineNum"> 749 </span> : /* LCOV_EXCL_START */
|
|
<span class="lineNum"> 750 </span> : help();
|
|
<span class="lineNum"> 751 </span> : exit(EXIT_FAILURE);
|
|
<span class="lineNum"> 752 </span> : /* LCOV_EXCL_STOP */
|
|
<span class="lineNum"> 753 </span> : }
|
|
<span class="lineNum"> 754 </span> :
|
|
<span class="lineNum"> 755 </span><span class="lineNoCov"> 0 : seed = atoi(argv[2]);</span>
|
|
<span class="lineNum"> 756 </span><span class="lineNoCov"> 0 : size = atoi(argv[3]);</span>
|
|
<span class="lineNum"> 757 </span><span class="lineNoCov"> 0 : b = 4;</span>
|
|
<span class="lineNum"> 758 </span> :
|
|
<span class="lineNum"> 759 </span> : /* sort the file names */
|
|
<span class="lineNum"> 760 </span><span class="lineNoCov"> 0 : qsort(&argv[b], argc - b, sizeof(argv[b]), file_cmp);</span>
|
|
<span class="lineNum"> 761 </span> :
|
|
<span class="lineNum"> 762 </span><span class="lineNoCov"> 0 : for (i = b; i < argc; ++i)</span>
|
|
<span class="lineNum"> 763 </span><span class="lineNoCov"> 0 : cmd_truncate(argv[i], rnd(size));</span>
|
|
<span class="lineNum"> 764 </span><span class="lineCov"> 7 : } else if (strcmp(argv[1], "change") == 0) {</span>
|
|
<span class="lineNum"> 765 </span> : int size;
|
|
<span class="lineNum"> 766 </span> :
|
|
<span class="lineNum"> 767 </span><span class="lineCov"> 7 : if (argc < 5) {</span>
|
|
<span class="lineNum"> 768 </span> : /* LCOV_EXCL_START */
|
|
<span class="lineNum"> 769 </span> : help();
|
|
<span class="lineNum"> 770 </span> : exit(EXIT_FAILURE);
|
|
<span class="lineNum"> 771 </span> : /* LCOV_EXCL_STOP */
|
|
<span class="lineNum"> 772 </span> : }
|
|
<span class="lineNum"> 773 </span> :
|
|
<span class="lineNum"> 774 </span><span class="lineCov"> 7 : seed = atoi(argv[2]);</span>
|
|
<span class="lineNum"> 775 </span><span class="lineCov"> 7 : size = atoi(argv[3]);</span>
|
|
<span class="lineNum"> 776 </span><span class="lineCov"> 7 : b = 4;</span>
|
|
<span class="lineNum"> 777 </span> :
|
|
<span class="lineNum"> 778 </span> : /* sort the file names */
|
|
<span class="lineNum"> 779 </span><span class="lineCov"> 7 : qsort(&argv[b], argc - b, sizeof(argv[b]), file_cmp);</span>
|
|
<span class="lineNum"> 780 </span> :
|
|
<span class="lineNum"> 781 </span><span class="lineCov"> 13135 : for (i = b; i < argc; ++i)</span>
|
|
<span class="lineNum"> 782 </span><span class="lineCov"> 13128 : cmd_change(argv[i], rnd(size));</span>
|
|
<span class="lineNum"> 783 </span> : } else {
|
|
<span class="lineNum"> 784 </span> : /* LCOV_EXCL_START */
|
|
<span class="lineNum"> 785 </span> : help();
|
|
<span class="lineNum"> 786 </span> : exit(EXIT_FAILURE);
|
|
<span class="lineNum"> 787 </span> : /* LCOV_EXCL_STOP */
|
|
<span class="lineNum"> 788 </span> : }
|
|
<span class="lineNum"> 789 </span> :
|
|
<span class="lineNum"> 790 </span><span class="lineCov"> 21 : lock_done();</span>
|
|
<span class="lineNum"> 791 </span> :
|
|
<span class="lineNum"> 792 </span><span class="lineCov"> 21 : return 0;</span>
|
|
<span class="lineNum"> 793 </span> : }
|
|
<span class="lineNum"> 794 </span> :
|
|
</pre>
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</td>
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</tr>
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</table>
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<br>
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<table width="100%" border=0 cellspacing=0 cellpadding=0>
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<tr><td class="ruler"><img src="../glass.png" width=3 height=3 alt=""></td></tr>
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<tr><td class="versionInfo">Generated by: <a href="http://ltp.sourceforge.net/coverage/lcov.php" target="_parent">LCOV version 1.10</a></td></tr>
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</table>
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<br>
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</body>
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</html>
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