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<h1>xmalloc.h</h1><a href="xmalloc_8h.html">Go to the documentation of this file.</a><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="preprocessor">#ifndef foomemoryhfoo</span>
<a name="l00002"></a>00002 <span class="preprocessor"></span><span class="preprocessor">#define foomemoryhfoo</span>
<a name="l00003"></a>00003 <span class="preprocessor"></span>
<a name="l00004"></a>00004 <span class="comment">/***</span>
<a name="l00005"></a>00005 <span class="comment">  This file is part of PulseAudio.</span>
<a name="l00006"></a>00006 <span class="comment"></span>
<a name="l00007"></a>00007 <span class="comment">  Copyright 2004-2006 Lennart Poettering</span>
<a name="l00008"></a>00008 <span class="comment"></span>
<a name="l00009"></a>00009 <span class="comment">  PulseAudio is free software; you can redistribute it and/or modify</span>
<a name="l00010"></a>00010 <span class="comment">  it under the terms of the GNU Lesser General Public License as published</span>
<a name="l00011"></a>00011 <span class="comment">  by the Free Software Foundation; either version 2.1 of the License,</span>
<a name="l00012"></a>00012 <span class="comment">  or (at your option) any later version.</span>
<a name="l00013"></a>00013 <span class="comment"></span>
<a name="l00014"></a>00014 <span class="comment">  PulseAudio is distributed in the hope that it will be useful, but</span>
<a name="l00015"></a>00015 <span class="comment">  WITHOUT ANY WARRANTY; without even the implied warranty of</span>
<a name="l00016"></a>00016 <span class="comment">  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU</span>
<a name="l00017"></a>00017 <span class="comment">  General Public License for more details.</span>
<a name="l00018"></a>00018 <span class="comment"></span>
<a name="l00019"></a>00019 <span class="comment">  You should have received a copy of the GNU Lesser General Public License</span>
<a name="l00020"></a>00020 <span class="comment">  along with PulseAudio; if not, write to the Free Software</span>
<a name="l00021"></a>00021 <span class="comment">  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307</span>
<a name="l00022"></a>00022 <span class="comment">  USA.</span>
<a name="l00023"></a>00023 <span class="comment">***/</span>
<a name="l00024"></a>00024 
<a name="l00025"></a>00025 <span class="preprocessor">#include &lt;sys/types.h&gt;</span>
<a name="l00026"></a>00026 <span class="preprocessor">#include &lt;stdlib.h&gt;</span>
<a name="l00027"></a>00027 <span class="preprocessor">#include &lt;limits.h&gt;</span>
<a name="l00028"></a>00028 <span class="preprocessor">#include &lt;assert.h&gt;</span>
<a name="l00029"></a>00029 
<a name="l00030"></a>00030 <span class="preprocessor">#include &lt;pulse/cdecl.h&gt;</span>
<a name="l00031"></a>00031 <span class="preprocessor">#include &lt;<a class="code" href="gccmacro_8h.html" title="GCC attribute macros.">pulse/gccmacro.h</a>&gt;</span>
<a name="l00032"></a>00032 <span class="preprocessor">#include &lt;<a class="code" href="version_8h.html" title="Define header version.">pulse/version.h</a>&gt;</span>
<a name="l00033"></a>00033 
<a name="l00038"></a>00038 PA_C_DECL_BEGIN
<a name="l00039"></a>00039 
<a name="l00041"></a>00041 <span class="keywordtype">void</span>* <a class="code" href="xmalloc_8h.html#e42cfb0a75434a87cf1d0ded8c7a8eb1" title="Allocate the specified number of bytes, just like malloc() does.">pa_xmalloc</a>(<span class="keywordtype">size_t</span> l) <a class="code" href="gccmacro_8h.html#0b0b35280ca118d4afd3ebe0aeb6be7c" title="Macro for usage of GCC&amp;#39;s malloc attribute.">PA_GCC_MALLOC</a> <a class="code" href="gccmacro_8h.html#6e2549ace2f992e4709a298c12b4f4c9" title="Macro for usage of GCC&amp;#39;s alloc_size attribute.">PA_GCC_ALLOC_SIZE</a>(1);
<a name="l00042"></a>00042 
<a name="l00044"></a>00044 <span class="keywordtype">void</span> *<a class="code" href="xmalloc_8h.html#2e22dea0c9b7aba5693f1bfc0552495d" title="Same as pa_xmalloc(), but initialize allocated memory to 0.">pa_xmalloc0</a>(<span class="keywordtype">size_t</span> l) <a class="code" href="gccmacro_8h.html#0b0b35280ca118d4afd3ebe0aeb6be7c" title="Macro for usage of GCC&amp;#39;s malloc attribute.">PA_GCC_MALLOC</a> <a class="code" href="gccmacro_8h.html#6e2549ace2f992e4709a298c12b4f4c9" title="Macro for usage of GCC&amp;#39;s alloc_size attribute.">PA_GCC_ALLOC_SIZE</a>(1);
<a name="l00045"></a>00045 
<a name="l00047"></a>00047 <span class="keywordtype">void</span> *<a class="code" href="xmalloc_8h.html#2d8eb77938ae799182b5372f7c560ea5" title="The combination of pa_xmalloc() and realloc().">pa_xrealloc</a>(<span class="keywordtype">void</span> *ptr, <span class="keywordtype">size_t</span> size) <a class="code" href="gccmacro_8h.html#6e2549ace2f992e4709a298c12b4f4c9" title="Macro for usage of GCC&amp;#39;s alloc_size attribute.">PA_GCC_ALLOC_SIZE</a>(2);
<a name="l00048"></a>00048 
<a name="l00050"></a>00050 <span class="keywordtype">void</span> <a class="code" href="xmalloc_8h.html#975c3f1d400a40ede0d5e79bb8876008" title="Free allocated memory.">pa_xfree</a>(<span class="keywordtype">void</span> *p);
<a name="l00051"></a>00051 
<a name="l00053"></a>00053 <span class="keywordtype">char</span> *<a class="code" href="xmalloc_8h.html#3ba8ba9175ee05503bcd62f7357bbc1d" title="Duplicate the specified string, allocating memory with pa_xmalloc().">pa_xstrdup</a>(<span class="keyword">const</span> <span class="keywordtype">char</span> *s) <a class="code" href="gccmacro_8h.html#0b0b35280ca118d4afd3ebe0aeb6be7c" title="Macro for usage of GCC&amp;#39;s malloc attribute.">PA_GCC_MALLOC</a>;
<a name="l00054"></a>00054 
<a name="l00056"></a>00056 <span class="keywordtype">char</span> *<a class="code" href="xmalloc_8h.html#034f42a80be95aa4b71324b21c158f2a" title="Duplicate the specified string, but truncate after l characters.">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#0b0b35280ca118d4afd3ebe0aeb6be7c" title="Macro for usage of GCC&amp;#39;s malloc attribute.">PA_GCC_MALLOC</a>;
<a name="l00057"></a>00057 
<a name="l00059"></a>00059 <span class="keywordtype">void</span>* <a class="code" href="xmalloc_8h.html#e338822361411c3f9f3515fe47eab096" title="Duplicate the specified memory block.">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#0b0b35280ca118d4afd3ebe0aeb6be7c" title="Macro for usage of GCC&amp;#39;s malloc attribute.">PA_GCC_MALLOC</a> <a class="code" href="gccmacro_8h.html#6e2549ace2f992e4709a298c12b4f4c9" title="Macro for usage of GCC&amp;#39;s alloc_size attribute.">PA_GCC_ALLOC_SIZE</a>(2);
<a name="l00060"></a>00060 
<a name="l00062"></a>00062 <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#0b0b35280ca118d4afd3ebe0aeb6be7c" title="Macro for usage of GCC&amp;#39;s malloc attribute.">PA_GCC_MALLOC</a> <a class="code" href="gccmacro_8h.html#8755d2823ec92785e2fb1c46b22cf885" title="Macro for usage of GCC&amp;#39;s alloc_size attribute.">PA_GCC_ALLOC_SIZE2</a>(1,2);
<a name="l00063"></a>00063 
<a name="l00064"></a>00064 <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) {
<a name="l00065"></a>00065     assert(n &lt; INT_MAX/k);
<a name="l00066"></a>00066     <span class="keywordflow">return</span> <a class="code" href="xmalloc_8h.html#e42cfb0a75434a87cf1d0ded8c7a8eb1" title="Allocate the specified number of bytes, just like malloc() does.">pa_xmalloc</a>(n*k);
<a name="l00067"></a>00067 }
<a name="l00068"></a>00068 
<a name="l00070"></a><a class="code" href="xmalloc_8h.html#7f1e6bc27e13401ca29636586a32ba1d">00070</a> <span class="preprocessor">#define pa_xnew(type, n) ((type*) _pa_xnew_internal((n), sizeof(type)))</span>
<a name="l00071"></a>00071 <span class="preprocessor"></span>
<a name="l00073"></a>00073 <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#0b0b35280ca118d4afd3ebe0aeb6be7c" title="Macro for usage of GCC&amp;#39;s malloc attribute.">PA_GCC_MALLOC</a> <a class="code" href="gccmacro_8h.html#8755d2823ec92785e2fb1c46b22cf885" title="Macro for usage of GCC&amp;#39;s alloc_size attribute.">PA_GCC_ALLOC_SIZE2</a>(1,2);
<a name="l00074"></a>00074 
<a name="l00075"></a>00075 <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) {
<a name="l00076"></a>00076     assert(n &lt; INT_MAX/k);
<a name="l00077"></a>00077     <span class="keywordflow">return</span> <a class="code" href="xmalloc_8h.html#2e22dea0c9b7aba5693f1bfc0552495d" title="Same as pa_xmalloc(), but initialize allocated memory to 0.">pa_xmalloc0</a>(n*k);
<a name="l00078"></a>00078 }
<a name="l00079"></a>00079 
<a name="l00081"></a><a class="code" href="xmalloc_8h.html#89e74cab509341a7244bb5c5b0dd9c51">00081</a> <span class="preprocessor">#define pa_xnew0(type, n) ((type*) _pa_xnew0_internal((n), sizeof(type)))</span>
<a name="l00082"></a>00082 <span class="preprocessor"></span>
<a name="l00084"></a>00084 <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#0b0b35280ca118d4afd3ebe0aeb6be7c" title="Macro for usage of GCC&amp;#39;s malloc attribute.">PA_GCC_MALLOC</a> <a class="code" href="gccmacro_8h.html#8755d2823ec92785e2fb1c46b22cf885" title="Macro for usage of GCC&amp;#39;s alloc_size attribute.">PA_GCC_ALLOC_SIZE2</a>(2,3);
<a name="l00085"></a>00085 
<a name="l00086"></a>00086 <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) {
<a name="l00087"></a>00087     assert(n &lt; INT_MAX/k);
<a name="l00088"></a>00088     <span class="keywordflow">return</span> <a class="code" href="xmalloc_8h.html#e338822361411c3f9f3515fe47eab096" title="Duplicate the specified memory block.">pa_xmemdup</a>(p, n*k);
<a name="l00089"></a>00089 }
<a name="l00090"></a>00090 
<a name="l00092"></a><a class="code" href="xmalloc_8h.html#a1497ee1b00a6fdaf1d679a6308c3dec">00092</a> <span class="preprocessor">#define pa_xnewdup(type, p, n) ((type*) _pa_xnewdup_internal((p), (n), sizeof(type)))</span>
<a name="l00093"></a>00093 <span class="preprocessor"></span>
<a name="l00094"></a>00094 PA_C_DECL_END
<a name="l00095"></a>00095 
<a name="l00096"></a>00096 <span class="preprocessor">#endif</span>
</pre></div></div>
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