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479 lines
41 KiB
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479 lines
41 KiB
HTML
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<head>
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<title>LCOV - lcov.info - cmdline/handle.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> - handle.c<span style="font-size: 80%;"> (source / <a href="handle.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">126</td>
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<td class="headerCovTableEntry">129</td>
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<td class="headerCovTableEntryHi">97.7 %</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">8</td>
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<td class="headerCovTableEntry">8</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 "elem.h"
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<span class="lineNum"> 21 </span> : #include "support.h"
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<span class="lineNum"> 22 </span> : #include "handle.h"
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<span class="lineNum"> 23 </span> :
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<span class="lineNum"> 24 </span> : /****************************************************************************/
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<a name="25"><span class="lineNum"> 25 </span> : /* handle */</a>
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<span class="lineNum"> 26 </span> :
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<span class="lineNum"> 27 </span><span class="lineCov"> 771283 : int handle_create(struct snapraid_handle* handle, struct snapraid_file* file, int mode)</span>
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<span class="lineNum"> 28 </span> : {
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<span class="lineNum"> 29 </span> : int ret;
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<span class="lineNum"> 30 </span> : int flags;
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<span class="lineNum"> 31 </span> :
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<span class="lineNum"> 32 </span> : /* if it's the same file, and already opened, nothing to do */
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<span class="lineNum"> 33 </span><span class="lineCov"> 771283 : if (handle->file == file && handle->f != -1) {</span>
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<span class="lineNum"> 34 </span><span class="lineNoCov"> 0 : return 0;</span>
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<span class="lineNum"> 35 </span> : }
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<span class="lineNum"> 36 </span> :
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<span class="lineNum"> 37 </span><span class="lineCov"> 771283 : advise_init(&handle->advise, mode);</span>
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<span class="lineNum"> 38 </span><span class="lineCov"> 771283 : pathprint(handle->path, sizeof(handle->path), "%s%s", handle->disk->dir, file->sub);</span>
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<span class="lineNum"> 39 </span> :
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<span class="lineNum"> 40 </span><span class="lineCov"> 771283 : ret = mkancestor(handle->path);</span>
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<span class="lineNum"> 41 </span><span class="lineCov"> 771283 : if (ret != 0) {</span>
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<span class="lineNum"> 42 </span> : /* LCOV_EXCL_START */
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<span class="lineNum"> 43 </span> : return -1;
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<span class="lineNum"> 44 </span> : /* LCOV_EXCL_STOP */
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<span class="lineNum"> 45 </span> : }
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<span class="lineNum"> 46 </span> :
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<span class="lineNum"> 47 </span> : /* initial values, changed later if required */
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<span class="lineNum"> 48 </span><span class="lineCov"> 771283 : handle->created = 0;</span>
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<span class="lineNum"> 49 </span> :
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<span class="lineNum"> 50 </span> : /* flags for opening */
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<span class="lineNum"> 51 </span> : /* O_BINARY: open as binary file (Windows only) */
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<span class="lineNum"> 52 </span> : /* O_NOFOLLOW: do not follow links to ensure to open the real file */
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<span class="lineNum"> 53 </span><span class="lineCov"> 771283 : flags = O_BINARY | O_NOFOLLOW | advise_flags(&handle->advise);</span>
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<span class="lineNum"> 54 </span> :
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<span class="lineNum"> 55 </span> : /* open for read write */
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<span class="lineNum"> 56 </span><span class="lineCov"> 771283 : handle->f = open(handle->path, flags | O_RDWR);</span>
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<span class="lineNum"> 57 </span> :
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<span class="lineNum"> 58 </span> : /* if failed for missing write permission */
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<span class="lineNum"> 59 </span><span class="lineCov"> 771283 : if (handle->f == -1 && (errno == EACCES || errno == EROFS)) {</span>
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<span class="lineNum"> 60 </span> : /* open for real-only */
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<span class="lineNum"> 61 </span><span class="lineNoCov"> 0 : handle->f = open(handle->path, flags | O_RDONLY);</span>
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<span class="lineNum"> 62 </span> : }
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<span class="lineNum"> 63 </span> :
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<span class="lineNum"> 64 </span> : /* if failed for missing file */
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<span class="lineNum"> 65 </span><span class="lineCov"> 771283 : if (handle->f == -1 && errno == ENOENT) {</span>
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<span class="lineNum"> 66 </span> : char path_from[PATH_MAX];
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<span class="lineNum"> 67 </span> :
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<span class="lineNum"> 68 </span> : /* check if exists a .unrecoverable copy, and rename to the real one */
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<span class="lineNum"> 69 </span><span class="lineCov"> 176318 : pathprint(path_from, sizeof(path_from), "%s.unrecoverable", handle->path);</span>
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<span class="lineNum"> 70 </span> :
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<span class="lineNum"> 71 </span><span class="lineCov"> 176318 : if (rename(path_from, handle->path) == 0) {</span>
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<span class="lineNum"> 72 </span> : /* open for read write */
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<span class="lineNum"> 73 </span><span class="lineCov"> 63274 : handle->f = open(handle->path, flags | O_RDWR);</span>
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<span class="lineNum"> 74 </span> : } else {
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<span class="lineNum"> 75 </span> : /* create it */
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<span class="lineNum"> 76 </span><span class="lineCov"> 113044 : handle->f = open(handle->path, flags | O_RDWR | O_CREAT, 0600);</span>
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<span class="lineNum"> 77 </span><span class="lineCov"> 113044 : if (handle->f != -1) {</span>
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<span class="lineNum"> 78 </span> : /* mark it as created if really done */
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<span class="lineNum"> 79 </span><span class="lineCov"> 113044 : handle->created = 1;</span>
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<span class="lineNum"> 80 </span> : }
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<span class="lineNum"> 81 </span> : }
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<span class="lineNum"> 82 </span> : }
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<span class="lineNum"> 83 </span> :
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<span class="lineNum"> 84 </span><span class="lineCov"> 771283 : if (handle->f == -1) {</span>
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<span class="lineNum"> 85 </span> : /* LCOV_EXCL_START */
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<span class="lineNum"> 86 </span> : /* invalidate for error */
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<span class="lineNum"> 87 </span> : handle->file = 0;
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<span class="lineNum"> 88 </span> : handle->f = -1;
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<span class="lineNum"> 89 </span> : handle->valid_size = 0;
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<span class="lineNum"> 90 </span> :
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<span class="lineNum"> 91 </span> : log_fatal("Error opening file '%s'. %s.\n", handle->path, strerror(errno));
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<span class="lineNum"> 92 </span> : return -1;
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<span class="lineNum"> 93 </span> : /* LCOV_EXCL_STOP */
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<span class="lineNum"> 94 </span> : }
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<span class="lineNum"> 95 </span> :
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<span class="lineNum"> 96 </span> : /* just opened */
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<span class="lineNum"> 97 </span><span class="lineCov"> 771283 : handle->file = file;</span>
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<span class="lineNum"> 98 </span> :
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<span class="lineNum"> 99 </span> : /* get the stat info */
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<span class="lineNum"> 100 </span><span class="lineCov"> 771283 : ret = fstat(handle->f, &handle->st);</span>
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<span class="lineNum"> 101 </span><span class="lineCov"> 771283 : if (ret != 0) {</span>
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<span class="lineNum"> 102 </span> : /* LCOV_EXCL_START */
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<span class="lineNum"> 103 </span> : log_fatal("Error accessing file '%s'. %s.\n", handle->path, strerror(errno));
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<span class="lineNum"> 104 </span> : return -1;
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<span class="lineNum"> 105 </span> : /* LCOV_EXCL_STOP */
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<span class="lineNum"> 106 </span> : }
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<span class="lineNum"> 107 </span> :
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<span class="lineNum"> 108 </span> : /* get the size of the existing data */
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<span class="lineNum"> 109 </span><span class="lineCov"> 771283 : handle->valid_size = handle->st.st_size;</span>
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<span class="lineNum"> 110 </span> :
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<span class="lineNum"> 111 </span><span class="lineCov"> 771283 : ret = advise_open(&handle->advise, handle->f);</span>
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<span class="lineNum"> 112 </span><span class="lineCov"> 771283 : if (ret != 0) {</span>
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<span class="lineNum"> 113 </span> : /* LCOV_EXCL_START */
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<span class="lineNum"> 114 </span> : log_fatal("Error advising file '%s'. %s.\n", handle->path, strerror(errno));
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<span class="lineNum"> 115 </span> : return -1;
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<span class="lineNum"> 116 </span> : /* LCOV_EXCL_STOP */
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<span class="lineNum"> 117 </span> : }
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<span class="lineNum"> 118 </span> :
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<span class="lineNum"> 119 </span><span class="lineCov"> 771283 : return 0;</span>
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<a name="120"><span class="lineNum"> 120 </span> : }</a>
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<span class="lineNum"> 121 </span> :
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<span class="lineNum"> 122 </span><span class="lineCov"> 3254 : int handle_truncate(struct snapraid_handle* handle, struct snapraid_file* file)</span>
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<span class="lineNum"> 123 </span> : {
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<span class="lineNum"> 124 </span> : int ret;
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<span class="lineNum"> 125 </span> :
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<span class="lineNum"> 126 </span><span class="lineCov"> 3254 : ret = ftruncate(handle->f, file->size);</span>
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<span class="lineNum"> 127 </span><span class="lineCov"> 3254 : if (ret != 0) {</span>
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<span class="lineNum"> 128 </span> : /* LCOV_EXCL_START */
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<span class="lineNum"> 129 </span> : if (errno == EACCES) {
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<span class="lineNum"> 130 </span> : log_fatal("Failed to truncate file '%s' for missing write permission.\n", handle->path);
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<span class="lineNum"> 131 </span> : } else {
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<span class="lineNum"> 132 </span> : log_fatal("Error truncating file '%s'. %s.\n", handle->path, strerror(errno));
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<span class="lineNum"> 133 </span> : }
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<span class="lineNum"> 134 </span> : return -1;
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<span class="lineNum"> 135 </span> : /* LCOV_EXCL_STOP */
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<span class="lineNum"> 136 </span> : }
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<span class="lineNum"> 137 </span> :
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<span class="lineNum"> 138 </span> : /* adjust the size to the truncated size */
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<span class="lineNum"> 139 </span><span class="lineCov"> 3254 : handle->valid_size = file->size;</span>
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<span class="lineNum"> 140 </span> :
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<span class="lineNum"> 141 </span><span class="lineCov"> 3254 : return 0;</span>
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<a name="142"><span class="lineNum"> 142 </span> : }</a>
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<span class="lineNum"> 143 </span> :
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<span class="lineNum"> 144 </span><span class="lineCov"> 2185997 : int handle_open(struct snapraid_handle* handle, struct snapraid_file* file, int mode, fptr* out, fptr* out_missing)</span>
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<span class="lineNum"> 145 </span> : {
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<span class="lineNum"> 146 </span> : int ret;
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<span class="lineNum"> 147 </span> : int flags;
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<span class="lineNum"> 148 </span> :
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<span class="lineNum"> 149 </span><span class="lineCov"> 2185997 : if (!out_missing)</span>
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<span class="lineNum"> 150 </span><span class="lineCov"> 2185561 : out_missing = out;</span>
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<span class="lineNum"> 151 </span> :
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<span class="lineNum"> 152 </span> : /* if already opened, nothing to do */
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<span class="lineNum"> 153 </span><span class="lineCov"> 2185997 : if (handle->file == file && handle->file != 0 && handle->f != -1) {</span>
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<span class="lineNum"> 154 </span><span class="lineCov"> 468413 : return 0;</span>
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<span class="lineNum"> 155 </span> : }
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<span class="lineNum"> 156 </span> :
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<span class="lineNum"> 157 </span><span class="lineCov"> 1717584 : advise_init(&handle->advise, mode);</span>
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<span class="lineNum"> 158 </span><span class="lineCov"> 1717759 : pathprint(handle->path, sizeof(handle->path), "%s%s", handle->disk->dir, file->sub);</span>
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<span class="lineNum"> 159 </span> :
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<span class="lineNum"> 160 </span> : /* for sure not created */
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<span class="lineNum"> 161 </span><span class="lineCov"> 1717867 : handle->created = 0;</span>
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<span class="lineNum"> 162 </span> :
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<span class="lineNum"> 163 </span> : /* flags for opening */
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<span class="lineNum"> 164 </span> : /* O_BINARY: open as binary file (Windows only) */
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<span class="lineNum"> 165 </span> : /* O_NOFOLLOW: do not follow links to ensure to open the real file */
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<span class="lineNum"> 166 </span><span class="lineCov"> 1717867 : flags = O_BINARY | O_NOFOLLOW | advise_flags(&handle->advise);</span>
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<span class="lineNum"> 167 </span> :
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<span class="lineNum"> 168 </span> : /* open for read */
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<span class="lineNum"> 169 </span><span class="lineCov"> 1717825 : handle->f = open_noatime(handle->path, flags | O_RDONLY);</span>
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<span class="lineNum"> 170 </span><span class="lineCov"> 1717829 : if (handle->f == -1) {</span>
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<span class="lineNum"> 171 </span> : /* invalidate for error */
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<span class="lineNum"> 172 </span><span class="lineCov"> 78600 : handle->file = 0;</span>
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<span class="lineNum"> 173 </span><span class="lineCov"> 78600 : handle->f = -1;</span>
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<span class="lineNum"> 174 </span><span class="lineCov"> 78600 : handle->valid_size = 0;</span>
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<span class="lineNum"> 175 </span> :
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<span class="lineNum"> 176 </span><span class="lineCov"> 78600 : if (errno == ENOENT)</span>
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<span class="lineNum"> 177 </span><span class="lineCov"> 78588 : out_missing("Missing file '%s'.\n", handle->path);</span>
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<span class="lineNum"> 178 </span> : else
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<span class="lineNum"> 179 </span><span class="lineCov"> 12 : out("Error opening file '%s'. %s.\n", handle->path, strerror(errno));</span>
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<span class="lineNum"> 180 </span><span class="lineCov"> 78600 : return -1;</span>
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<span class="lineNum"> 181 </span> : }
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<span class="lineNum"> 182 </span> :
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<span class="lineNum"> 183 </span> : /* just opened */
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<span class="lineNum"> 184 </span><span class="lineCov"> 1639229 : handle->file = file;</span>
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<span class="lineNum"> 185 </span> :
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<span class="lineNum"> 186 </span> : /* get the stat info */
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<span class="lineNum"> 187 </span><span class="lineCov"> 1639229 : ret = fstat(handle->f, &handle->st);</span>
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<span class="lineNum"> 188 </span><span class="lineCov"> 1639236 : if (ret != 0) {</span>
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<span class="lineNum"> 189 </span> : /* LCOV_EXCL_START */
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<span class="lineNum"> 190 </span> : out("Error accessing file '%s'. %s.\n", handle->path, strerror(errno));
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<span class="lineNum"> 191 </span> : return -1;
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<span class="lineNum"> 192 </span> : /* LCOV_EXCL_STOP */
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<span class="lineNum"> 193 </span> : }
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<span class="lineNum"> 194 </span> :
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<span class="lineNum"> 195 </span> : /* get the size of the existing data */
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<span class="lineNum"> 196 </span><span class="lineCov"> 1639236 : handle->valid_size = handle->st.st_size;</span>
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<span class="lineNum"> 197 </span> :
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<span class="lineNum"> 198 </span><span class="lineCov"> 1639236 : ret = advise_open(&handle->advise, handle->f);</span>
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<span class="lineNum"> 199 </span><span class="lineCov"> 1639253 : if (ret != 0) {</span>
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<span class="lineNum"> 200 </span> : /* LCOV_EXCL_START */
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<span class="lineNum"> 201 </span> : out("Error advising file '%s'. %s.\n", handle->path, strerror(errno));
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<span class="lineNum"> 202 </span> : return -1;
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<span class="lineNum"> 203 </span> : /* LCOV_EXCL_STOP */
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<span class="lineNum"> 204 </span> : }
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<span class="lineNum"> 205 </span> :
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<span class="lineNum"> 206 </span><span class="lineCov"> 1639253 : return 0;</span>
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<a name="207"><span class="lineNum"> 207 </span> : }</a>
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<span class="lineNum"> 208 </span> :
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<span class="lineNum"> 209 </span><span class="lineCov"> 4647204 : int handle_close(struct snapraid_handle* handle)</span>
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<span class="lineNum"> 210 </span> : {
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<span class="lineNum"> 211 </span> : int ret;
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<span class="lineNum"> 212 </span> :
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<span class="lineNum"> 213 </span> : /* close if open */
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<span class="lineNum"> 214 </span><span class="lineCov"> 4647204 : if (handle->f != -1) {</span>
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<span class="lineNum"> 215 </span><span class="lineCov"> 2410548 : ret = close(handle->f);</span>
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<span class="lineNum"> 216 </span><span class="lineCov"> 2410577 : if (ret != 0) {</span>
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<span class="lineNum"> 217 </span> : /* LCOV_EXCL_START */
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<span class="lineNum"> 218 </span> : log_fatal("Error closing file '%s'. %s.\n", handle->file->sub, strerror(errno));
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<span class="lineNum"> 219 </span> :
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<span class="lineNum"> 220 </span> : /* invalidate for error */
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<span class="lineNum"> 221 </span> : handle->file = 0;
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<span class="lineNum"> 222 </span> : handle->f = -1;
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<span class="lineNum"> 223 </span> : handle->valid_size = 0;
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<span class="lineNum"> 224 </span> : return -1;
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<span class="lineNum"> 225 </span> : /* LCOV_EXCL_STOP */
|
|
<span class="lineNum"> 226 </span> : }
|
|
<span class="lineNum"> 227 </span> : }
|
|
<span class="lineNum"> 228 </span> :
|
|
<span class="lineNum"> 229 </span> : /* reset the descriptor */
|
|
<span class="lineNum"> 230 </span><span class="lineCov"> 4647233 : handle->file = 0;</span>
|
|
<span class="lineNum"> 231 </span><span class="lineCov"> 4647233 : handle->f = -1;</span>
|
|
<span class="lineNum"> 232 </span><span class="lineCov"> 4647233 : handle->valid_size = 0;</span>
|
|
<span class="lineNum"> 233 </span> :
|
|
<span class="lineNum"> 234 </span><span class="lineCov"> 4647233 : return 0;</span>
|
|
<a name="235"><span class="lineNum"> 235 </span> : }</a>
|
|
<span class="lineNum"> 236 </span> :
|
|
<span class="lineNum"> 237 </span><span class="lineCov"> 5856126 : int handle_read(struct snapraid_handle* handle, block_off_t file_pos, unsigned char* block_buffer, unsigned block_size, fptr* out, fptr* out_missing)</span>
|
|
<span class="lineNum"> 238 </span> : {
|
|
<span class="lineNum"> 239 </span> : ssize_t read_ret;
|
|
<span class="lineNum"> 240 </span> : data_off_t offset;
|
|
<span class="lineNum"> 241 </span> : unsigned read_size;
|
|
<span class="lineNum"> 242 </span> : unsigned count;
|
|
<span class="lineNum"> 243 </span> : int ret;
|
|
<span class="lineNum"> 244 </span> :
|
|
<span class="lineNum"> 245 </span><span class="lineCov"> 5856126 : offset = file_pos * (data_off_t)block_size;</span>
|
|
<span class="lineNum"> 246 </span> :
|
|
<span class="lineNum"> 247 </span><span class="lineCov"> 5856126 : if (!out_missing)</span>
|
|
<span class="lineNum"> 248 </span><span class="lineCov"> 5843207 : out_missing = out;</span>
|
|
<span class="lineNum"> 249 </span> :
|
|
<span class="lineNum"> 250 </span> : /* check if we are going to read only not initialized data */
|
|
<span class="lineNum"> 251 </span><span class="lineCov"> 5856126 : if (offset >= handle->valid_size) {</span>
|
|
<span class="lineNum"> 252 </span> : /* if the file is missing, it's at 0 size, or it's rebuilt while reading */
|
|
<span class="lineNum"> 253 </span><span class="lineCov"> 433247 : if (offset == handle->valid_size || handle->valid_size == 0)</span>
|
|
<span class="lineNum"> 254 </span><span class="lineCov"> 431947 : out_missing("Reading data from missing file '%s' at offset %" PRIu64 ".\n", handle->path, offset);</span>
|
|
<span class="lineNum"> 255 </span> : else
|
|
<span class="lineNum"> 256 </span><span class="lineCov"> 1300 : out("Reading missing data from file '%s' at offset %" PRIu64 ".\n", handle->path, offset);</span>
|
|
<span class="lineNum"> 257 </span><span class="lineCov"> 433247 : return -1;</span>
|
|
<span class="lineNum"> 258 </span> : }
|
|
<span class="lineNum"> 259 </span> :
|
|
<span class="lineNum"> 260 </span><span class="lineCov"> 5422879 : read_size = file_block_size(handle->file, file_pos, block_size);</span>
|
|
<span class="lineNum"> 261 </span> :
|
|
<span class="lineNum"> 262 </span><span class="lineCov"> 5422871 : count = 0;</span>
|
|
<span class="lineNum"> 263 </span> : do {
|
|
<span class="lineNum"> 264 </span> : /* read the full block to support O_DIRECT */
|
|
<span class="lineNum"> 265 </span><span class="lineCov"> 5431700 : read_ret = pread(handle->f, block_buffer + count, block_size - count, offset + count);</span>
|
|
<span class="lineNum"> 266 </span><span class="lineCov"> 5431360 : if (read_ret < 0) {</span>
|
|
<span class="lineNum"> 267 </span> : /* LCOV_EXCL_START */
|
|
<span class="lineNum"> 268 </span> : out("Error reading file '%s' at offset %" PRIu64 " for size %u. %s.\n", handle->path, offset + count, block_size - count, strerror(errno));
|
|
<span class="lineNum"> 269 </span> : return -1;
|
|
<span class="lineNum"> 270 </span> : /* LCOV_EXCL_STOP */
|
|
<span class="lineNum"> 271 </span> : }
|
|
<span class="lineNum"> 272 </span><span class="lineCov"> 5431360 : if (read_ret == 0) {</span>
|
|
<span class="lineNum"> 273 </span><span class="lineCov"> 8879 : out("Unexpected end of file '%s' at offset %" PRIu64 ". %s.\n", handle->path, offset, strerror(errno));</span>
|
|
<span class="lineNum"> 274 </span><span class="lineCov"> 8879 : return -1;</span>
|
|
<span class="lineNum"> 275 </span> : }
|
|
<span class="lineNum"> 276 </span> :
|
|
<span class="lineNum"> 277 </span><span class="lineCov"> 5422481 : count += read_ret;</span>
|
|
<span class="lineNum"> 278 </span><span class="lineCov"> 5422481 : } while (count < read_size);</span>
|
|
<span class="lineNum"> 279 </span> :
|
|
<span class="lineNum"> 280 </span> : /* pad with 0 */
|
|
<span class="lineNum"> 281 </span><span class="lineCov"> 5413652 : if (read_size < block_size) {</span>
|
|
<span class="lineNum"> 282 </span><span class="lineCov"> 2188671 : memset(block_buffer + read_size, 0, block_size - read_size);</span>
|
|
<span class="lineNum"> 283 </span> : }
|
|
<span class="lineNum"> 284 </span> :
|
|
<span class="lineNum"> 285 </span><span class="lineCov"> 5413652 : ret = advise_read(&handle->advise, handle->f, offset, block_size);</span>
|
|
<span class="lineNum"> 286 </span><span class="lineCov"> 5413607 : if (ret != 0) {</span>
|
|
<span class="lineNum"> 287 </span> : /* LCOV_EXCL_START */
|
|
<span class="lineNum"> 288 </span> : out("Error advising file '%s'. %s.\n", handle->path, strerror(errno));
|
|
<span class="lineNum"> 289 </span> : return -1;
|
|
<span class="lineNum"> 290 </span> : /* LCOV_EXCL_STOP */
|
|
<span class="lineNum"> 291 </span> : }
|
|
<span class="lineNum"> 292 </span> :
|
|
<span class="lineNum"> 293 </span><span class="lineCov"> 5413607 : return read_size;</span>
|
|
<a name="294"><span class="lineNum"> 294 </span> : }</a>
|
|
<span class="lineNum"> 295 </span> :
|
|
<span class="lineNum"> 296 </span><span class="lineCov"> 288377 : int handle_write(struct snapraid_handle* handle, block_off_t file_pos, unsigned char* block_buffer, unsigned block_size)</span>
|
|
<span class="lineNum"> 297 </span> : {
|
|
<span class="lineNum"> 298 </span> : ssize_t write_ret;
|
|
<span class="lineNum"> 299 </span> : data_off_t offset;
|
|
<span class="lineNum"> 300 </span> : unsigned write_size;
|
|
<span class="lineNum"> 301 </span> : int ret;
|
|
<span class="lineNum"> 302 </span> :
|
|
<span class="lineNum"> 303 </span><span class="lineCov"> 288377 : offset = file_pos * (data_off_t)block_size;</span>
|
|
<span class="lineNum"> 304 </span> :
|
|
<span class="lineNum"> 305 </span><span class="lineCov"> 288377 : write_size = file_block_size(handle->file, file_pos, block_size);</span>
|
|
<span class="lineNum"> 306 </span> :
|
|
<span class="lineNum"> 307 </span><span class="lineCov"> 288377 : write_ret = pwrite(handle->f, block_buffer, write_size, offset);</span>
|
|
<span class="lineNum"> 308 </span><span class="lineCov"> 288377 : if (write_ret != (ssize_t)write_size) { /* conversion is safe because block_size is always small */</span>
|
|
<span class="lineNum"> 309 </span> : /* LCOV_EXCL_START */
|
|
<span class="lineNum"> 310 </span> : log_fatal("Error writing file '%s'. %s.\n", handle->path, strerror(errno));
|
|
<span class="lineNum"> 311 </span> : return -1;
|
|
<span class="lineNum"> 312 </span> : /* LCOV_EXCL_STOP */
|
|
<span class="lineNum"> 313 </span> : }
|
|
<span class="lineNum"> 314 </span> :
|
|
<span class="lineNum"> 315 </span> : /* adjust the size of the valid data */
|
|
<span class="lineNum"> 316 </span><span class="lineCov"> 288377 : if (handle->valid_size < offset + write_size) {</span>
|
|
<span class="lineNum"> 317 </span><span class="lineCov"> 282355 : handle->valid_size = offset + write_size;</span>
|
|
<span class="lineNum"> 318 </span> : }
|
|
<span class="lineNum"> 319 </span> :
|
|
<span class="lineNum"> 320 </span><span class="lineCov"> 288377 : ret = advise_write(&handle->advise, handle->f, offset, block_size);</span>
|
|
<span class="lineNum"> 321 </span><span class="lineCov"> 288377 : if (ret != 0) {</span>
|
|
<span class="lineNum"> 322 </span> : /* LCOV_EXCL_START */
|
|
<span class="lineNum"> 323 </span> : log_fatal("Error advising file '%s'. %s.\n", handle->path, strerror(errno));
|
|
<span class="lineNum"> 324 </span> : return -1;
|
|
<span class="lineNum"> 325 </span> : /* LCOV_EXCL_STOP */
|
|
<span class="lineNum"> 326 </span> : }
|
|
<span class="lineNum"> 327 </span> :
|
|
<span class="lineNum"> 328 </span><span class="lineCov"> 288377 : return 0;</span>
|
|
<a name="329"><span class="lineNum"> 329 </span> : }</a>
|
|
<span class="lineNum"> 330 </span> :
|
|
<span class="lineNum"> 331 </span><span class="lineCov"> 119405 : int handle_utime(struct snapraid_handle* handle)</span>
|
|
<span class="lineNum"> 332 </span> : {
|
|
<span class="lineNum"> 333 </span> : int ret;
|
|
<span class="lineNum"> 334 </span> :
|
|
<span class="lineNum"> 335 </span> : /* do nothing if not opened */
|
|
<span class="lineNum"> 336 </span><span class="lineCov"> 119405 : if (handle->f == -1)</span>
|
|
<span class="lineNum"> 337 </span><span class="lineNoCov"> 0 : return 0;</span>
|
|
<span class="lineNum"> 338 </span> :
|
|
<span class="lineNum"> 339 </span><span class="lineCov"> 119405 : ret = fmtime(handle->f, handle->file->mtime_sec, handle->file->mtime_nsec);</span>
|
|
<span class="lineNum"> 340 </span> :
|
|
<span class="lineNum"> 341 </span><span class="lineCov"> 119405 : if (ret != 0) {</span>
|
|
<span class="lineNum"> 342 </span> : /* LCOV_EXCL_START */
|
|
<span class="lineNum"> 343 </span> : log_fatal("Error timing file '%s'. %s.\n", handle->file->sub, strerror(errno));
|
|
<span class="lineNum"> 344 </span> : return -1;
|
|
<span class="lineNum"> 345 </span> : /* LCOV_EXCL_STOP */
|
|
<span class="lineNum"> 346 </span> : }
|
|
<span class="lineNum"> 347 </span> :
|
|
<span class="lineNum"> 348 </span><span class="lineCov"> 119405 : return 0;</span>
|
|
<a name="349"><span class="lineNum"> 349 </span> : }</a>
|
|
<span class="lineNum"> 350 </span> :
|
|
<span class="lineNum"> 351 </span><span class="lineCov"> 221 : struct snapraid_handle* handle_mapping(struct snapraid_state* state, unsigned* handlemax)</span>
|
|
<span class="lineNum"> 352 </span> : {
|
|
<span class="lineNum"> 353 </span> : tommy_node* i;
|
|
<span class="lineNum"> 354 </span> : unsigned j;
|
|
<span class="lineNum"> 355 </span><span class="lineCov"> 221 : unsigned size = 0;</span>
|
|
<span class="lineNum"> 356 </span> : struct snapraid_handle* handle;
|
|
<span class="lineNum"> 357 </span> :
|
|
<span class="lineNum"> 358 </span> : /* get the size of the mapping */
|
|
<span class="lineNum"> 359 </span><span class="lineCov"> 221 : size = 0;</span>
|
|
<span class="lineNum"> 360 </span><span class="lineCov"> 1542 : for (i = state->maplist; i != 0; i = i->next) {</span>
|
|
<span class="lineNum"> 361 </span><span class="lineCov"> 1321 : struct snapraid_map* map = i->data;</span>
|
|
<span class="lineNum"> 362 </span><span class="lineCov"> 1321 : if (map->position > size)</span>
|
|
<span class="lineNum"> 363 </span><span class="lineCov"> 941 : size = map->position;</span>
|
|
<span class="lineNum"> 364 </span> : }
|
|
<span class="lineNum"> 365 </span><span class="lineCov"> 221 : ++size; /* size is one more than the max */</span>
|
|
<span class="lineNum"> 366 </span> :
|
|
<span class="lineNum"> 367 </span><span class="lineCov"> 221 : handle = malloc_nofail(size * sizeof(struct snapraid_handle));</span>
|
|
<span class="lineNum"> 368 </span> :
|
|
<span class="lineNum"> 369 </span><span class="lineCov"> 1547 : for (j = 0; j < size; ++j) {</span>
|
|
<span class="lineNum"> 370 </span> : /* default for empty position */
|
|
<span class="lineNum"> 371 </span><span class="lineCov"> 1326 : handle[j].disk = 0;</span>
|
|
<span class="lineNum"> 372 </span><span class="lineCov"> 1326 : handle[j].file = 0;</span>
|
|
<span class="lineNum"> 373 </span><span class="lineCov"> 1326 : handle[j].f = -1;</span>
|
|
<span class="lineNum"> 374 </span><span class="lineCov"> 1326 : handle[j].valid_size = 0;</span>
|
|
<span class="lineNum"> 375 </span> : }
|
|
<span class="lineNum"> 376 </span> :
|
|
<span class="lineNum"> 377 </span> : /* set the vector */
|
|
<span class="lineNum"> 378 </span><span class="lineCov"> 1542 : for (i = state->disklist; i != 0; i = i->next) {</span>
|
|
<span class="lineNum"> 379 </span> : struct snapraid_map* map;
|
|
<span class="lineNum"> 380 </span><span class="lineCov"> 1321 : struct snapraid_disk* disk = i->data;</span>
|
|
<span class="lineNum"> 381 </span> : tommy_node* k;
|
|
<span class="lineNum"> 382 </span> :
|
|
<span class="lineNum"> 383 </span> : /* search the mapping for this disk */
|
|
<span class="lineNum"> 384 </span><span class="lineCov"> 1321 : map = 0;</span>
|
|
<span class="lineNum"> 385 </span><span class="lineCov"> 4611 : for (k = state->maplist; k != 0; k = k->next) {</span>
|
|
<span class="lineNum"> 386 </span><span class="lineCov"> 4611 : map = k->data;</span>
|
|
<span class="lineNum"> 387 </span><span class="lineCov"> 4611 : if (strcmp(disk->name, map->name) == 0)</span>
|
|
<span class="lineNum"> 388 </span><span class="lineCov"> 1321 : break;</span>
|
|
<span class="lineNum"> 389 </span> : }
|
|
<span class="lineNum"> 390 </span><span class="lineCov"> 1321 : if (!map) {</span>
|
|
<span class="lineNum"> 391 </span> : /* LCOV_EXCL_START */
|
|
<span class="lineNum"> 392 </span> : log_fatal("Internal error for inconsistent disk mapping.\n");
|
|
<span class="lineNum"> 393 </span> : os_abort();
|
|
<span class="lineNum"> 394 </span> : /* LCOV_EXCL_STOP */
|
|
<span class="lineNum"> 395 </span> : }
|
|
<span class="lineNum"> 396 </span> :
|
|
<span class="lineNum"> 397 </span><span class="lineCov"> 1321 : handle[map->position].disk = disk;</span>
|
|
<span class="lineNum"> 398 </span> : }
|
|
<span class="lineNum"> 399 </span> :
|
|
<span class="lineNum"> 400 </span><span class="lineCov"> 221 : *handlemax = size;</span>
|
|
<span class="lineNum"> 401 </span><span class="lineCov"> 221 : return handle;</span>
|
|
<span class="lineNum"> 402 </span> : }
|
|
<span class="lineNum"> 403 </span> :
|
|
</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="http://ltp.sourceforge.net/coverage/lcov.php" target="_parent">LCOV version 1.10</a></td></tr>
|
|
</table>
|
|
<br>
|
|
|
|
</body>
|
|
</html>
|