<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/> <meta http-equiv="X-UA-Compatible" content="IE=9"/> <meta name="generator" content="Doxygen 1.8.13"/> <meta name="viewport" content="width=device-width, initial-scale=1"/> <title>PulseAudio: xmalloc.h Source File</title> <link href="tabs.css" rel="stylesheet" type="text/css"/> <script type="text/javascript" src="jquery.js"></script> <script type="text/javascript" src="dynsections.js"></script> <link href="navtree.css" rel="stylesheet" type="text/css"/> <script type="text/javascript" src="resize.js"></script> <script type="text/javascript" src="navtreedata.js"></script> <script type="text/javascript" src="navtree.js"></script> <script type="text/javascript"> $(document).ready(initResizable); </script> <link href="doxygen.css" rel="stylesheet" type="text/css" /> </head> <body> <div id="top"><!-- do not remove this div, it is closed by doxygen! --> <div id="titlearea"> <table cellspacing="0" cellpadding="0"> <tbody> <tr style="height: 56px;"> <td id="projectalign" style="padding-left: 0.5em;"> <div id="projectname">PulseAudio  <span id="projectnumber">10.0.0-1.1.mga6</span> </div> </td> </tr> </tbody> </table> </div> <!-- end header part --> <!-- Generated by Doxygen 1.8.13 --> <script type="text/javascript" src="menudata.js"></script> <script type="text/javascript" src="menu.js"></script> <script type="text/javascript"> $(function() { initMenu('',false,false,'search.php','Search'); }); </script> <div id="main-nav"></div> </div><!-- top --> <div id="side-nav" class="ui-resizable side-nav-resizable"> <div id="nav-tree"> <div id="nav-tree-contents"> <div id="nav-sync" class="sync"></div> </div> </div> <div id="splitbar" style="-moz-user-select:none;" class="ui-resizable-handle"> </div> </div> <script type="text/javascript"> $(document).ready(function(){initNavTree('xmalloc_8h_source.html','');}); </script> <div id="doc-content"> <div class="header"> <div class="headertitle"> <div class="title">xmalloc.h</div> </div> </div><!--header--> <div class="contents"> <a href="xmalloc_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="preprocessor">#ifndef foomemoryhfoo</span></div><div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="preprocessor">#define foomemoryhfoo</span></div><div class="line"><a name="l00003"></a><span class="lineno"> 3</span> </div><div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment">/***</span></div><div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment"> This file is part of PulseAudio.</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> <span class="comment"> Copyright 2004-2006 Lennart Poettering</span></div><div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="comment"></span></div><div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="comment"> PulseAudio is free software; you can redistribute it and/or modify</span></div><div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="comment"> it under the terms of the GNU Lesser General Public License as published</span></div><div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="comment"> by the Free Software Foundation; either version 2.1 of the License,</span></div><div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="comment"> or (at your option) any later version.</span></div><div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="comment"></span></div><div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="comment"> PulseAudio is distributed in the hope that it will be useful, but</span></div><div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="comment"> WITHOUT ANY WARRANTY; without even the implied warranty of</span></div><div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="comment"> MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU</span></div><div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="comment"> General Public License for more details.</span></div><div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="comment"></span></div><div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="comment"> You should have received a copy of the GNU Lesser General Public License</span></div><div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="comment"> along with PulseAudio; if not, see <http://www.gnu.org/licenses/>.</span></div><div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="comment">***/</span></div><div class="line"><a name="l00022"></a><span class="lineno"> 22</span> </div><div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="preprocessor">#include <sys/types.h></span></div><div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="preprocessor">#include <stdlib.h></span></div><div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="preprocessor">#include <limits.h></span></div><div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="preprocessor">#include <assert.h></span></div><div class="line"><a name="l00027"></a><span class="lineno"> 27</span> </div><div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="preprocessor">#include <pulse/cdecl.h></span></div><div class="line"><a name="l00029"></a><span class="lineno"> 29</span> <span class="preprocessor">#include <<a class="code" href="gccmacro_8h.html">pulse/gccmacro.h</a>></span></div><div class="line"><a name="l00030"></a><span class="lineno"> 30</span> <span class="preprocessor">#include <<a class="code" href="version_8h.html">pulse/version.h</a>></span></div><div class="line"><a name="l00031"></a><span class="lineno"> 31</span> </div><div class="line"><a name="l00036"></a><span class="lineno"> 36</span> PA_C_DECL_BEGIN</div><div class="line"><a name="l00037"></a><span class="lineno"> 37</span> </div><div class="line"><a name="l00039"></a><span class="lineno"> 39</span> <span class="keywordtype">void</span>* <a class="code" href="xmalloc_8h.html#ae42cfb0a75434a87cf1d0ded8c7a8eb1">pa_xmalloc</a>(<span class="keywordtype">size_t</span> l) <a class="code" href="gccmacro_8h.html#a0b0b35280ca118d4afd3ebe0aeb6be7c">PA_GCC_MALLOC</a> <a class="code" href="gccmacro_8h.html#a6e2549ace2f992e4709a298c12b4f4c9">PA_GCC_ALLOC_SIZE</a>(1);</div><div class="line"><a name="l00040"></a><span class="lineno"> 40</span> </div><div class="line"><a name="l00042"></a><span class="lineno"> 42</span> <span class="keywordtype">void</span> *<a class="code" href="xmalloc_8h.html#a2e22dea0c9b7aba5693f1bfc0552495d">pa_xmalloc0</a>(<span class="keywordtype">size_t</span> l) <a class="code" href="gccmacro_8h.html#a0b0b35280ca118d4afd3ebe0aeb6be7c">PA_GCC_MALLOC</a> <a class="code" href="gccmacro_8h.html#a6e2549ace2f992e4709a298c12b4f4c9">PA_GCC_ALLOC_SIZE</a>(1);</div><div class="line"><a name="l00043"></a><span class="lineno"> 43</span> </div><div class="line"><a name="l00045"></a><span class="lineno"> 45</span> <span class="keywordtype">void</span> *<a class="code" href="xmalloc_8h.html#a2d8eb77938ae799182b5372f7c560ea5">pa_xrealloc</a>(<span class="keywordtype">void</span> *ptr, <span class="keywordtype">size_t</span> size) <a class="code" href="gccmacro_8h.html#a6e2549ace2f992e4709a298c12b4f4c9">PA_GCC_ALLOC_SIZE</a>(2);</div><div class="line"><a name="l00046"></a><span class="lineno"> 46</span> </div><div class="line"><a name="l00048"></a><span class="lineno"> 48</span> <span class="keywordtype">void</span> <a class="code" href="xmalloc_8h.html#a975c3f1d400a40ede0d5e79bb8876008">pa_xfree</a>(<span class="keywordtype">void</span> *p);</div><div class="line"><a name="l00049"></a><span class="lineno"> 49</span> </div><div class="line"><a name="l00051"></a><span class="lineno"> 51</span> <span class="keywordtype">char</span> *<a class="code" href="xmalloc_8h.html#a3ba8ba9175ee05503bcd62f7357bbc1d">pa_xstrdup</a>(<span class="keyword">const</span> <span class="keywordtype">char</span> *s) <a class="code" href="gccmacro_8h.html#a0b0b35280ca118d4afd3ebe0aeb6be7c">PA_GCC_MALLOC</a>;</div><div class="line"><a name="l00052"></a><span class="lineno"> 52</span> </div><div class="line"><a name="l00054"></a><span class="lineno"> 54</span> <span class="keywordtype">char</span> *<a class="code" href="xmalloc_8h.html#a034f42a80be95aa4b71324b21c158f2a">pa_xstrndup</a>(<span class="keyword">const</span> <span class="keywordtype">char</span> *s, <span class="keywordtype">size_t</span> l) <a class="code" href="gccmacro_8h.html#a0b0b35280ca118d4afd3ebe0aeb6be7c">PA_GCC_MALLOC</a>;</div><div class="line"><a name="l00055"></a><span class="lineno"> 55</span> </div><div class="line"><a name="l00057"></a><span class="lineno"> 57</span> <span class="keywordtype">void</span>* <a class="code" href="xmalloc_8h.html#ae338822361411c3f9f3515fe47eab096">pa_xmemdup</a>(<span class="keyword">const</span> <span class="keywordtype">void</span> *p, <span class="keywordtype">size_t</span> l) <a class="code" href="gccmacro_8h.html#a0b0b35280ca118d4afd3ebe0aeb6be7c">PA_GCC_MALLOC</a> <a class="code" href="gccmacro_8h.html#a6e2549ace2f992e4709a298c12b4f4c9">PA_GCC_ALLOC_SIZE</a>(2);</div><div class="line"><a name="l00058"></a><span class="lineno"> 58</span> </div><div class="line"><a name="l00060"></a><span class="lineno"> 60</span> <span class="keyword">static</span> <span class="keywordtype">void</span>* _pa_xnew_internal(<span class="keywordtype">size_t</span> n, <span class="keywordtype">size_t</span> k) <a class="code" href="gccmacro_8h.html#a0b0b35280ca118d4afd3ebe0aeb6be7c">PA_GCC_MALLOC</a> <a class="code" href="gccmacro_8h.html#a8755d2823ec92785e2fb1c46b22cf885">PA_GCC_ALLOC_SIZE2</a>(1,2);</div><div class="line"><a name="l00061"></a><span class="lineno"> 61</span> </div><div class="line"><a name="l00062"></a><span class="lineno"> 62</span> <span class="keyword">static</span> <span class="keyword">inline</span> <span class="keywordtype">void</span>* _pa_xnew_internal(<span class="keywordtype">size_t</span> n, <span class="keywordtype">size_t</span> k) {</div><div class="line"><a name="l00063"></a><span class="lineno"> 63</span>  assert(n < INT_MAX/k);</div><div class="line"><a name="l00064"></a><span class="lineno"> 64</span>  <span class="keywordflow">return</span> <a class="code" href="xmalloc_8h.html#ae42cfb0a75434a87cf1d0ded8c7a8eb1">pa_xmalloc</a>(n*k);</div><div class="line"><a name="l00065"></a><span class="lineno"> 65</span> }</div><div class="line"><a name="l00066"></a><span class="lineno"> 66</span> </div><div class="line"><a name="l00068"></a><span class="lineno"><a class="line" href="xmalloc_8h.html#a7f1e6bc27e13401ca29636586a32ba1d"> 68</a></span> <span class="preprocessor">#define pa_xnew(type, n) ((type*) _pa_xnew_internal((n), sizeof(type)))</span></div><div class="line"><a name="l00069"></a><span class="lineno"> 69</span> </div><div class="line"><a name="l00071"></a><span class="lineno"> 71</span> <span class="keyword">static</span> <span class="keywordtype">void</span>* _pa_xnew0_internal(<span class="keywordtype">size_t</span> n, <span class="keywordtype">size_t</span> k) <a class="code" href="gccmacro_8h.html#a0b0b35280ca118d4afd3ebe0aeb6be7c">PA_GCC_MALLOC</a> <a class="code" href="gccmacro_8h.html#a8755d2823ec92785e2fb1c46b22cf885">PA_GCC_ALLOC_SIZE2</a>(1,2);</div><div class="line"><a name="l00072"></a><span class="lineno"> 72</span> </div><div class="line"><a name="l00073"></a><span class="lineno"> 73</span> <span class="keyword">static</span> <span class="keyword">inline</span> <span class="keywordtype">void</span>* _pa_xnew0_internal(<span class="keywordtype">size_t</span> n, <span class="keywordtype">size_t</span> k) {</div><div class="line"><a name="l00074"></a><span class="lineno"> 74</span>  assert(n < INT_MAX/k);</div><div class="line"><a name="l00075"></a><span class="lineno"> 75</span>  <span class="keywordflow">return</span> <a class="code" href="xmalloc_8h.html#a2e22dea0c9b7aba5693f1bfc0552495d">pa_xmalloc0</a>(n*k);</div><div class="line"><a name="l00076"></a><span class="lineno"> 76</span> }</div><div class="line"><a name="l00077"></a><span class="lineno"> 77</span> </div><div class="line"><a name="l00079"></a><span class="lineno"><a class="line" href="xmalloc_8h.html#a89e74cab509341a7244bb5c5b0dd9c51"> 79</a></span> <span class="preprocessor">#define pa_xnew0(type, n) ((type*) _pa_xnew0_internal((n), sizeof(type)))</span></div><div class="line"><a name="l00080"></a><span class="lineno"> 80</span> </div><div class="line"><a name="l00082"></a><span class="lineno"> 82</span> <span class="keyword">static</span> <span class="keywordtype">void</span>* _pa_xnewdup_internal(<span class="keyword">const</span> <span class="keywordtype">void</span> *p, <span class="keywordtype">size_t</span> n, <span class="keywordtype">size_t</span> k) <a class="code" href="gccmacro_8h.html#a0b0b35280ca118d4afd3ebe0aeb6be7c">PA_GCC_MALLOC</a> <a class="code" href="gccmacro_8h.html#a8755d2823ec92785e2fb1c46b22cf885">PA_GCC_ALLOC_SIZE2</a>(2,3);</div><div class="line"><a name="l00083"></a><span class="lineno"> 83</span> </div><div class="line"><a name="l00084"></a><span class="lineno"> 84</span> <span class="keyword">static</span> <span class="keyword">inline</span> <span class="keywordtype">void</span>* _pa_xnewdup_internal(<span class="keyword">const</span> <span class="keywordtype">void</span> *p, <span class="keywordtype">size_t</span> n, <span class="keywordtype">size_t</span> k) {</div><div class="line"><a name="l00085"></a><span class="lineno"> 85</span>  assert(n < INT_MAX/k);</div><div class="line"><a name="l00086"></a><span class="lineno"> 86</span>  <span class="keywordflow">return</span> <a class="code" href="xmalloc_8h.html#ae338822361411c3f9f3515fe47eab096">pa_xmemdup</a>(p, n*k);</div><div class="line"><a name="l00087"></a><span class="lineno"> 87</span> }</div><div class="line"><a name="l00088"></a><span class="lineno"> 88</span> </div><div class="line"><a name="l00090"></a><span class="lineno"><a class="line" href="xmalloc_8h.html#aa1497ee1b00a6fdaf1d679a6308c3dec"> 90</a></span> <span class="preprocessor">#define pa_xnewdup(type, p, n) ((type*) _pa_xnewdup_internal((p), (n), sizeof(type)))</span></div><div class="line"><a name="l00091"></a><span class="lineno"> 91</span> </div><div class="line"><a name="l00093"></a><span class="lineno"> 93</span> <span class="keyword">static</span> <span class="keywordtype">void</span>* _pa_xrenew_internal(<span class="keywordtype">void</span> *p, <span class="keywordtype">size_t</span> n, <span class="keywordtype">size_t</span> k) <a class="code" href="gccmacro_8h.html#a0b0b35280ca118d4afd3ebe0aeb6be7c">PA_GCC_MALLOC</a> <a class="code" href="gccmacro_8h.html#a8755d2823ec92785e2fb1c46b22cf885">PA_GCC_ALLOC_SIZE2</a>(2,3);</div><div class="line"><a name="l00094"></a><span class="lineno"> 94</span> </div><div class="line"><a name="l00095"></a><span class="lineno"> 95</span> <span class="keyword">static</span> <span class="keyword">inline</span> <span class="keywordtype">void</span>* _pa_xrenew_internal(<span class="keywordtype">void</span> *p, <span class="keywordtype">size_t</span> n, <span class="keywordtype">size_t</span> k) {</div><div class="line"><a name="l00096"></a><span class="lineno"> 96</span>  assert(n < INT_MAX/k);</div><div class="line"><a name="l00097"></a><span class="lineno"> 97</span>  <span class="keywordflow">return</span> <a class="code" href="xmalloc_8h.html#a2d8eb77938ae799182b5372f7c560ea5">pa_xrealloc</a>(p, n*k);</div><div class="line"><a name="l00098"></a><span class="lineno"> 98</span> }</div><div class="line"><a name="l00099"></a><span class="lineno"> 99</span> </div><div class="line"><a name="l00101"></a><span class="lineno"><a class="line" href="xmalloc_8h.html#a5970e20cf423ecf5642d88596b0836cc"> 101</a></span> <span class="preprocessor">#define pa_xrenew(type, p, n) ((type*) _pa_xrenew_internal(p, (n), sizeof(type)))</span></div><div class="line"><a name="l00102"></a><span class="lineno"> 102</span> </div><div class="line"><a name="l00103"></a><span class="lineno"> 103</span> PA_C_DECL_END</div><div class="line"><a name="l00104"></a><span class="lineno"> 104</span> </div><div class="line"><a name="l00105"></a><span class="lineno"> 105</span> <span class="preprocessor">#endif</span></div><div class="ttc" id="xmalloc_8h_html_ae338822361411c3f9f3515fe47eab096"><div class="ttname"><a href="xmalloc_8h.html#ae338822361411c3f9f3515fe47eab096">pa_xmemdup</a></div><div class="ttdeci">void * pa_xmemdup(const void *p, size_t l) PA_GCC_MALLOC PA_GCC_ALLOC_SIZE(2)</div><div class="ttdoc">Duplicate the specified memory block. </div></div> <div class="ttc" id="xmalloc_8h_html_a2e22dea0c9b7aba5693f1bfc0552495d"><div class="ttname"><a href="xmalloc_8h.html#a2e22dea0c9b7aba5693f1bfc0552495d">pa_xmalloc0</a></div><div class="ttdeci">void * pa_xmalloc0(size_t l) PA_GCC_MALLOC PA_GCC_ALLOC_SIZE(1)</div><div class="ttdoc">Same as pa_xmalloc(), but initialize allocated memory to 0. </div></div> <div class="ttc" id="xmalloc_8h_html_a975c3f1d400a40ede0d5e79bb8876008"><div class="ttname"><a href="xmalloc_8h.html#a975c3f1d400a40ede0d5e79bb8876008">pa_xfree</a></div><div class="ttdeci">void pa_xfree(void *p)</div><div class="ttdoc">Free allocated memory. </div></div> <div class="ttc" id="gccmacro_8h_html"><div class="ttname"><a href="gccmacro_8h.html">gccmacro.h</a></div><div class="ttdoc">GCC attribute macros. </div></div> <div class="ttc" id="xmalloc_8h_html_ae42cfb0a75434a87cf1d0ded8c7a8eb1"><div class="ttname"><a href="xmalloc_8h.html#ae42cfb0a75434a87cf1d0ded8c7a8eb1">pa_xmalloc</a></div><div class="ttdeci">void * pa_xmalloc(size_t l) PA_GCC_MALLOC PA_GCC_ALLOC_SIZE(1)</div><div class="ttdoc">Allocate the specified number of bytes, just like malloc() does. </div></div> <div class="ttc" id="xmalloc_8h_html_a3ba8ba9175ee05503bcd62f7357bbc1d"><div class="ttname"><a href="xmalloc_8h.html#a3ba8ba9175ee05503bcd62f7357bbc1d">pa_xstrdup</a></div><div class="ttdeci">char * pa_xstrdup(const char *s) PA_GCC_MALLOC</div><div class="ttdoc">Duplicate the specified string, allocating memory with pa_xmalloc() </div></div> <div class="ttc" id="gccmacro_8h_html_a0b0b35280ca118d4afd3ebe0aeb6be7c"><div class="ttname"><a href="gccmacro_8h.html#a0b0b35280ca118d4afd3ebe0aeb6be7c">PA_GCC_MALLOC</a></div><div class="ttdeci">#define PA_GCC_MALLOC</div><div class="ttdoc">Macro for usage of GCC&#39;s malloc attribute. </div><div class="ttdef"><b>Definition:</b> gccmacro.h:121</div></div> <div class="ttc" id="xmalloc_8h_html_a2d8eb77938ae799182b5372f7c560ea5"><div class="ttname"><a href="xmalloc_8h.html#a2d8eb77938ae799182b5372f7c560ea5">pa_xrealloc</a></div><div class="ttdeci">void * pa_xrealloc(void *ptr, size_t size) PA_GCC_ALLOC_SIZE(2)</div><div class="ttdoc">The combination of pa_xmalloc() and realloc() </div></div> <div class="ttc" id="version_8h_html"><div class="ttname"><a href="version_8h.html">version.h</a></div><div class="ttdoc">Define header version. </div></div> <div class="ttc" id="xmalloc_8h_html_a034f42a80be95aa4b71324b21c158f2a"><div class="ttname"><a href="xmalloc_8h.html#a034f42a80be95aa4b71324b21c158f2a">pa_xstrndup</a></div><div class="ttdeci">char * pa_xstrndup(const char *s, size_t l) PA_GCC_MALLOC</div><div class="ttdoc">Duplicate the specified string, but truncate after l characters. </div></div> <div class="ttc" id="gccmacro_8h_html_a8755d2823ec92785e2fb1c46b22cf885"><div class="ttname"><a href="gccmacro_8h.html#a8755d2823ec92785e2fb1c46b22cf885">PA_GCC_ALLOC_SIZE2</a></div><div class="ttdeci">#define PA_GCC_ALLOC_SIZE2(x, y)</div><div class="ttdoc">Macro for usage of GCC&#39;s alloc_size attribute. </div><div class="ttdef"><b>Definition:</b> gccmacro.h:112</div></div> <div class="ttc" id="gccmacro_8h_html_a6e2549ace2f992e4709a298c12b4f4c9"><div class="ttname"><a href="gccmacro_8h.html#a6e2549ace2f992e4709a298c12b4f4c9">PA_GCC_ALLOC_SIZE</a></div><div class="ttdeci">#define PA_GCC_ALLOC_SIZE(x)</div><div class="ttdoc">Macro for usage of GCC&#39;s alloc_size attribute. </div><div class="ttdef"><b>Definition:</b> gccmacro.h:110</div></div> </div><!-- fragment --></div><!-- contents --> </div><!-- doc-content --> <!-- start footer part --> <div id="nav-path" class="navpath"><!-- id is needed for treeview function! --> <ul> <li class="navelem"><a class="el" href="dir_68267d1309a1af8e8297ef4c3efbcdba.html">src</a></li><li class="navelem"><a class="el" href="dir_ec5b0a79aff2db41fe5d1b9326f09c28.html">pulse</a></li><li class="navelem"><a class="el" href="xmalloc_8h.html">xmalloc.h</a></li> <li class="footer">Generated by <a href="http://www.doxygen.org/index.html"> <img class="footer" src="doxygen.png" alt="doxygen"/></a> 1.8.13 </li> </ul> </div> </body> </html>