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<h1>/home/v/Kate/WORK_TREES/kate-sorceress-backup/v/src/kate/src/kate_packet.c</h1><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">/* Copyright (C) 2008 Vincent Penquerc'h.</span>
<a name="l00002"></a>00002 <span class="comment"> This file is part of the Kate codec library.</span>
<a name="l00003"></a>00003 <span class="comment"> Written by Vincent Penquerc'h.</span>
<a name="l00004"></a>00004 <span class="comment"></span>
<a name="l00005"></a>00005 <span class="comment"> Use, distribution and reproduction of this library is governed</span>
<a name="l00006"></a>00006 <span class="comment"> by a BSD style source license included with this source in the</span>
<a name="l00007"></a>00007 <span class="comment"> file 'COPYING'. Please read these terms before distributing. */</span>
<a name="l00008"></a>00008
<a name="l00009"></a>00009
<a name="l00010"></a>00010 <span class="preprocessor">#define KATE_INTERNAL</span>
<a name="l00011"></a>00011 <span class="preprocessor"></span><span class="preprocessor">#include "kate_internal.h"</span>
<a name="l00012"></a>00012
<a name="l00013"></a>00013 <span class="preprocessor">#ifdef HAVE_STDLIB_H</span>
<a name="l00014"></a>00014 <span class="preprocessor"></span><span class="preprocessor">#include <stdlib.h></span>
<a name="l00015"></a>00015 <span class="preprocessor">#endif</span>
<a name="l00016"></a>00016 <span class="preprocessor"></span><span class="preprocessor">#include <string.h></span>
<a name="l00017"></a>00017 <span class="preprocessor">#include "kate/kate.h"</span>
<a name="l00018"></a>00018
<a name="l00030"></a>00030 <span class="keywordtype">int</span> kate_packet_wrap(kate_packet *kp,<span class="keywordtype">size_t</span> nbytes,<span class="keyword">const</span> <span class="keywordtype">void</span> *data)
<a name="l00031"></a>00031 {
<a name="l00032"></a>00032 <span class="keywordflow">if</span> (!kp) <span class="keywordflow">return</span> KATE_E_INVALID_PARAMETER;
<a name="l00033"></a>00033 <span class="keywordflow">if</span> (!data && nbytes>0) <span class="keywordflow">return</span> KATE_E_INVALID_PARAMETER;
<a name="l00034"></a>00034
<a name="l00035"></a>00035 kp->nbytes=nbytes;
<a name="l00036"></a>00036 kp->data=(<span class="keywordtype">void</span>*)data;
<a name="l00037"></a>00037 <span class="comment">/* kp->data is not const as it may be freed; however, here, data will</span>
<a name="l00038"></a>00038 <span class="comment"> always be const as it may be a const buffer given by the user, in</span>
<a name="l00039"></a>00039 <span class="comment"> which case it won't be freed */</span>
<a name="l00040"></a>00040
<a name="l00041"></a>00041 <span class="keywordflow">return</span> 0;
<a name="l00042"></a>00042 }
<a name="l00043"></a>00043
<a name="l00055"></a>00055 <span class="keywordtype">int</span> kate_packet_init(kate_packet *kp,<span class="keywordtype">size_t</span> nbytes,<span class="keyword">const</span> <span class="keywordtype">void</span> *data)
<a name="l00056"></a>00056 {
<a name="l00057"></a>00057 <span class="keywordtype">void</span> *dup_data;
<a name="l00058"></a>00058
<a name="l00059"></a>00059 <span class="keywordflow">if</span> (!kp) <span class="keywordflow">return</span> KATE_E_INVALID_PARAMETER;
<a name="l00060"></a>00060 <span class="keywordflow">if</span> (!data && nbytes>0) <span class="keywordflow">return</span> KATE_E_INVALID_PARAMETER;
<a name="l00061"></a>00061
<a name="l00062"></a>00062 dup_data=kate_malloc(nbytes);
<a name="l00063"></a>00063 <span class="keywordflow">if</span> (!dup_data) <span class="keywordflow">return</span> KATE_E_OUT_OF_MEMORY;
<a name="l00064"></a>00064 <span class="keywordflow">if</span> (data) memcpy(dup_data,data,nbytes);
<a name="l00065"></a>00065
<a name="l00066"></a>00066 <span class="keywordflow">return</span> kate_packet_wrap(kp,nbytes,dup_data);
<a name="l00067"></a>00067 }
<a name="l00068"></a>00068
<a name="l00076"></a>00076 <span class="keywordtype">int</span> kate_packet_clear(kate_packet *kp)
<a name="l00077"></a>00077 {
<a name="l00078"></a>00078 <span class="keywordflow">if</span> (!kp) <span class="keywordflow">return</span> KATE_E_INVALID_PARAMETER;
<a name="l00079"></a>00079
<a name="l00080"></a>00080 <span class="keywordflow">if</span> (kp->data) {
<a name="l00081"></a>00081 kate_free(kp->data);
<a name="l00082"></a>00082 kp->data=NULL;
<a name="l00083"></a>00083 }
<a name="l00084"></a>00084
<a name="l00085"></a>00085 <span class="keywordflow">return</span> 0;
<a name="l00086"></a>00086 }
<a name="l00087"></a>00087
</pre></div></div>
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