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<h1>LESwaps.h</h1><a href="LESwaps_8h.html">Go to the documentation of this file.</a><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001
<a name="l00002"></a>00002 <span class="comment">/*</span>
<a name="l00003"></a>00003 <span class="comment"> *</span>
<a name="l00004"></a>00004 <span class="comment"> * (C) Copyright IBM Corp. 1998-2005 - All Rights Reserved</span>
<a name="l00005"></a>00005 <span class="comment"> *</span>
<a name="l00006"></a>00006 <span class="comment"> */</span>
<a name="l00007"></a>00007
<a name="l00008"></a>00008 <span class="preprocessor">#ifndef __LESWAPS_H</span>
<a name="l00009"></a>00009 <span class="preprocessor"></span><span class="preprocessor">#define __LESWAPS_H</span>
<a name="l00010"></a>00010 <span class="preprocessor"></span>
<a name="l00011"></a>00011 <span class="preprocessor">#include "<a class="code" href="LETypes_8h.html">LETypes.h</a>"</span>
<a name="l00012"></a>00012
<a name="l00018"></a>00018 <a class="code" href="uversion_8h.html#7d9374e037299886d4192b763b4c5e8b">U_NAMESPACE_BEGIN</a>
<a name="l00019"></a>00019
<a name="l00026"></a>00026 <span class="preprocessor">#if defined(U_IS_BIG_ENDIAN)</span>
<a name="l00027"></a>00027 <span class="preprocessor"></span><span class="preprocessor"> #if U_IS_BIG_ENDIAN</span>
<a name="l00028"></a>00028 <span class="preprocessor"></span><span class="preprocessor"> #define SWAPW(value) (value)</span>
<a name="l00029"></a>00029 <span class="preprocessor"></span><span class="preprocessor"> #else</span>
<a name="l00030"></a>00030 <span class="preprocessor"></span><span class="preprocessor"> #define SWAPW(value) LESwaps::swapWord(value)</span>
<a name="l00031"></a>00031 <span class="preprocessor"></span><span class="preprocessor"> #endif</span>
<a name="l00032"></a>00032 <span class="preprocessor"></span><span class="preprocessor">#else</span>
<a name="l00033"></a><a class="code" href="LESwaps_8h.html#d8428b09ef55071a177a40090b02583d">00033</a> <span class="preprocessor"></span><span class="preprocessor"> #define SWAPW(value) (LESwaps::isBigEndian() ? (value) : LESwaps::swapWord(value))</span>
<a name="l00034"></a>00034 <span class="preprocessor"></span><span class="preprocessor">#endif</span>
<a name="l00035"></a>00035 <span class="preprocessor"></span>
<a name="l00042"></a>00042 <span class="preprocessor">#if defined(U_IS_BIG_ENDIAN)</span>
<a name="l00043"></a>00043 <span class="preprocessor"></span><span class="preprocessor"> #if U_IS_BIG_ENDIAN</span>
<a name="l00044"></a>00044 <span class="preprocessor"></span><span class="preprocessor"> #define SWAPL(value) (value)</span>
<a name="l00045"></a>00045 <span class="preprocessor"></span><span class="preprocessor"> #else</span>
<a name="l00046"></a>00046 <span class="preprocessor"></span><span class="preprocessor"> #define SWAPL(value) LESwaps::swapLong(value)</span>
<a name="l00047"></a>00047 <span class="preprocessor"></span><span class="preprocessor"> #endif</span>
<a name="l00048"></a>00048 <span class="preprocessor"></span><span class="preprocessor">#else</span>
<a name="l00049"></a><a class="code" href="LESwaps_8h.html#b399b3d20f67865ecd8b5db950ada400">00049</a> <span class="preprocessor"></span><span class="preprocessor"> #define SWAPL(value) (LESwaps::isBigEndian() ? (value) : LESwaps::swapLong(value))</span>
<a name="l00050"></a>00050 <span class="preprocessor"></span><span class="preprocessor">#endif</span>
<a name="l00051"></a>00051 <span class="preprocessor"></span>
<a name="l00063"></a><a class="code" href="classLESwaps.html">00063</a> <span class="keyword">class </span><a class="code" href="utypes_8h.html#623f81640d6092d9141a1d4d24ccaffc">U_LAYOUT_API</a> <a class="code" href="classLESwaps.html">LESwaps</a> <span class="comment">/* not : public UObject because all methods are static */</span> {
<a name="l00064"></a>00064 <span class="keyword">public</span>:
<a name="l00065"></a>00065
<a name="l00066"></a>00066 <span class="preprocessor">#if !defined(U_IS_BIG_ENDIAN)</span>
<a name="l00067"></a>00067 <span class="preprocessor"></span>
<a name="l00078"></a><a class="code" href="classLESwaps.html#0d9ee622a94099b44ab19f7997373349">00078</a> <span class="keyword">static</span> <a class="code" href="LETypes_8h.html#9fbc3ea31db88ab0f10a595c864d385f">le_uint8</a> isBigEndian()
<a name="l00079"></a>00079 {
<a name="l00080"></a>00080 <span class="keyword">const</span> <a class="code" href="LETypes_8h.html#4d16715b42bdd9be2fa3b6ca600641ce">le_uint16</a> word = 0xFF00;
<a name="l00081"></a>00081
<a name="l00082"></a>00082 <span class="keywordflow">return</span> *((<a class="code" href="LETypes_8h.html#9fbc3ea31db88ab0f10a595c864d385f">le_uint8</a> *) &word);
<a name="l00083"></a>00083 };
<a name="l00084"></a>00084 <span class="preprocessor">#endif</span>
<a name="l00085"></a>00085 <span class="preprocessor"></span>
<a name="l00096"></a><a class="code" href="classLESwaps.html#7f7f533cacc395454739694b4e6a6e9e">00096</a> <span class="keyword">static</span> <a class="code" href="LETypes_8h.html#4d16715b42bdd9be2fa3b6ca600641ce">le_uint16</a> swapWord(<a class="code" href="LETypes_8h.html#4d16715b42bdd9be2fa3b6ca600641ce">le_uint16</a> value)
<a name="l00097"></a>00097 {
<a name="l00098"></a>00098 <span class="keywordflow">return</span> (((<a class="code" href="LETypes_8h.html#9fbc3ea31db88ab0f10a595c864d385f">le_uint8</a>) (value >> 8)) | (value << 8));
<a name="l00099"></a>00099 };
<a name="l00100"></a>00100
<a name="l00111"></a><a class="code" href="classLESwaps.html#9c171efa2037bcb97749271e93a956d0">00111</a> <span class="keyword">static</span> <a class="code" href="LETypes_8h.html#8ed46f4fc717cf0a94de62efe109ecae">le_uint32</a> swapLong(<a class="code" href="LETypes_8h.html#8ed46f4fc717cf0a94de62efe109ecae">le_uint32</a> value)
<a name="l00112"></a>00112 {
<a name="l00113"></a>00113 <span class="keywordflow">return</span> swapWord((<a class="code" href="LETypes_8h.html#4d16715b42bdd9be2fa3b6ca600641ce">le_uint16</a>) (value >> 16)) | (swapWord((<a class="code" href="LETypes_8h.html#4d16715b42bdd9be2fa3b6ca600641ce">le_uint16</a>) value) << 16);
<a name="l00114"></a>00114 };
<a name="l00115"></a>00115
<a name="l00116"></a>00116 <span class="keyword">private</span>:
<a name="l00117"></a>00117 <a class="code" href="classLESwaps.html">LESwaps</a>() {} <span class="comment">// private - forbid instantiation</span>
<a name="l00118"></a>00118 };
<a name="l00119"></a>00119
<a name="l00120"></a>00120 <a class="code" href="uversion_8h.html#3da1f00f3b02976ac53c014a3e4c0933">U_NAMESPACE_END</a>
<a name="l00121"></a>00121 <span class="preprocessor">#endif</span>
</pre></div><hr size="1"><address style="align: right;"><small>Generated on Fri Sep 14 12:59:19 2007 for ICU 3.8 by
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