1 <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> 2 <html xmlns="http://www.w3.org/1999/xhtml"> 3 <head> 4 <meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/> 5 <meta http-equiv="X-UA-Compatible" content="IE=9"/> 6 <meta name="generator" content="Doxygen 1.8.12"/> 7 <meta name="viewport" content="width=device-width, initial-scale=1"/> 8 <title>libcbor: src/cbor/internal/memory_utils.h Source File</title> 9 <link href="tabs.css" rel="stylesheet" type="text/css"/> 10 <script type="text/javascript" src="jquery.js"></script> 11 <script type="text/javascript" src="dynsections.js"></script> 12 <link href="search/search.css" rel="stylesheet" type="text/css"/> 13 <script type="text/javascript" src="search/searchdata.js"></script> 14 <script type="text/javascript" src="search/search.js"></script> 15 <link href="doxygen.css" rel="stylesheet" type="text/css" /> 16 <link href="customdoxygen.css" rel="stylesheet" type="text/css"/> 17 </head> 18 <body> 19 <div id="top"><!-- do not remove this div, it is closed by doxygen! --> 20 <div id="titlearea"> 21 <table cellspacing="0" cellpadding="0"> 22 <tbody> 23 <tr style="height: 56px;"> 24 <td id="projectalign" style="padding-left: 0.5em;"> 25 <div id="projectname">libcbor 26  <span id="projectnumber">0.5.0</span> 27 </div> 28 <div id="projectbrief">libcbor is a C library for parsing and generating CBOR, the general-purpose schema-less binary data format.</div> 29 </td> 30 </tr> 31 </tbody> 32 </table> 33 </div> 34 <!-- end header part --> 35 <!-- Generated by Doxygen 1.8.12 --> 36 <script type="text/javascript"> 37 var searchBox = new SearchBox("searchBox", "search",false,'Search'); 38 </script> 39 <script type="text/javascript" src="menudata.js"></script> 40 <script type="text/javascript" src="menu.js"></script> 41 <script type="text/javascript"> 42 $(function() { 43 initMenu('',true,false,'search.php','Search'); 44 $(document).ready(function() { init_search(); }); 45 }); 46 </script> 47 <div id="main-nav"></div> 48 <!-- window showing the filter options --> 49 <div id="MSearchSelectWindow" 50 onmouseover="return searchBox.OnSearchSelectShow()" 51 onmouseout="return searchBox.OnSearchSelectHide()" 52 onkeydown="return searchBox.OnSearchSelectKey(event)"> 53 </div> 54 55 <!-- iframe showing the search results (closed by default) --> 56 <div id="MSearchResultsWindow"> 57 <iframe src="javascript:void(0)" frameborder="0" 58 name="MSearchResults" id="MSearchResults"> 59 </iframe> 60 </div> 61 62 <div id="nav-path" class="navpath"> 63 <ul> 64 <li class="navelem"><a class="el" href="dir_68267d1309a1af8e8297ef4c3efbcdba.html">src</a></li><li class="navelem"><a class="el" href="dir_cb565ba51d82ea933604984cbab6233d.html">cbor</a></li><li class="navelem"><a class="el" href="dir_3ebe94c85f6786bf802771098c1d09bb.html">internal</a></li> </ul> 65 </div> 66 </div><!-- top --> 67 <div class="header"> 68 <div class="headertitle"> 69 <div class="title">memory_utils.h</div> </div> 70 </div><!--header--> 71 <div class="contents"> 72 <a href="memory__utils_8h.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="comment">/*</span></div><div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="comment"> * Copyright (c) 2014-2017 Pavel Kalvoda <me (a] pavelkalvoda.com></span></div><div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment"> *</span></div><div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment"> * libcbor is free software; you can redistribute it and/or modify</span></div><div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment"> * it under the terms of the MIT license. See LICENSE for details.</span></div><div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="comment"> */</span></div><div class="line"><a name="l00007"></a><span class="lineno"> 7</span> </div><div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="preprocessor">#ifndef LIBCBOR_MEMORY_UTILS_H</span></div><div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="preprocessor">#define LIBCBOR_MEMORY_UTILS_H</span></div><div class="line"><a name="l00010"></a><span class="lineno"> 10</span> </div><div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="preprocessor">#include <string.h></span></div><div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="preprocessor">#include <stdbool.h></span></div><div class="line"><a name="l00013"></a><span class="lineno"> 13</span> </div><div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="keywordtype">bool</span> <a class="code" href="memory__utils_8h.html#abdee08be3f4cff35a94279fda66c4778">_cbor_safe_to_multiply</a>(<span class="keywordtype">size_t</span> a, <span class="keywordtype">size_t</span> b);</div><div class="line"><a name="l00016"></a><span class="lineno"> 16</span> </div><div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="keywordtype">void</span> * <a class="code" href="memory__utils_8h.html#a7bfbe0ac179b30f38bfeb9fe432ad4ec">_cbor_alloc_multiple</a>(<span class="keywordtype">size_t</span> item_size, <span class="keywordtype">size_t</span> item_count);</div><div class="line"><a name="l00024"></a><span class="lineno"> 24</span> </div><div class="line"><a name="l00025"></a><span class="lineno"> 25</span> </div><div class="line"><a name="l00035"></a><span class="lineno"> 35</span> <span class="keywordtype">void</span> * <a class="code" href="memory__utils_8h.html#afd7a22ccd3b44d6ff668e14c3a006e40">_cbor_realloc_multiple</a>(<span class="keywordtype">void</span> * pointer, <span class="keywordtype">size_t</span> item_size, <span class="keywordtype">size_t</span> item_count);</div><div class="line"><a name="l00036"></a><span class="lineno"> 36</span> </div><div class="line"><a name="l00037"></a><span class="lineno"> 37</span> <span class="preprocessor">#endif //LIBCBOR_MEMORY_UTILS_H</span></div><div class="ttc" id="memory__utils_8h_html_afd7a22ccd3b44d6ff668e14c3a006e40"><div class="ttname"><a href="memory__utils_8h.html#afd7a22ccd3b44d6ff668e14c3a006e40">_cbor_realloc_multiple</a></div><div class="ttdeci">void * _cbor_realloc_multiple(void *pointer, size_t item_size, size_t item_count)</div><div class="ttdoc">Overflow-proof contiguous array reallocation. </div><div class="ttdef"><b>Definition:</b> <a href="memory__utils_8c_source.html#l00039">memory_utils.c:39</a></div></div> 73 <div class="ttc" id="memory__utils_8h_html_a7bfbe0ac179b30f38bfeb9fe432ad4ec"><div class="ttname"><a href="memory__utils_8h.html#a7bfbe0ac179b30f38bfeb9fe432ad4ec">_cbor_alloc_multiple</a></div><div class="ttdeci">void * _cbor_alloc_multiple(size_t item_size, size_t item_count)</div><div class="ttdoc">Overflow-proof contiguous array allocation. </div><div class="ttdef"><b>Definition:</b> <a href="memory__utils_8c_source.html#l00030">memory_utils.c:30</a></div></div> 74 <div class="ttc" id="memory__utils_8h_html_abdee08be3f4cff35a94279fda66c4778"><div class="ttname"><a href="memory__utils_8h.html#abdee08be3f4cff35a94279fda66c4778">_cbor_safe_to_multiply</a></div><div class="ttdeci">bool _cbor_safe_to_multiply(size_t a, size_t b)</div><div class="ttdoc">Can a and b be multiplied without overflowing size_t? </div><div class="ttdef"><b>Definition:</b> <a href="memory__utils_8c_source.html#l00025">memory_utils.c:25</a></div></div> 75 </div><!-- fragment --></div><!-- contents --> 76 <!-- start footer part --> 77 <hr class="footer"/><address class="footer"><small> 78 Generated on Mon Feb 6 2017 00:26:19 for libcbor by  <a href="http://www.doxygen.org/index.html"> 79 <img class="footer" src="doxygen.png" alt="doxygen"/> 80 </a> 1.8.12 81 </small></address> 82 </body> 83 </html> 84
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