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<a href="idna_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">*******************************************************************************</span></div>
<div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment">* Copyright (C) 2010-2012, International Business Machines</span></div>
<div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment">* Corporation and others. All Rights Reserved.</span></div>
<div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment">*******************************************************************************</span></div>
<div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="comment">* file name: idna.h</span></div>
<div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment">* encoding: US-ASCII</span></div>
<div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="comment">* tab size: 8 (not used)</span></div>
<div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="comment">* indentation:4</span></div>
<div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="comment">*</span></div>
<div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="comment">* created on: 2010mar05</span></div>
<div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="comment">* created by: Markus W. Scherer</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> </div>
<div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="preprocessor">#ifndef __IDNA_H__</span></div>
<div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="preprocessor"></span><span class="preprocessor">#define __IDNA_H__</span></div>
<div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="preprocessor">#include "<a class="code" href="utypes_8h.html" title="Basic definitions for ICU, for both C and C++ APIs.">unicode/utypes.h</a>"</span></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> <span class="preprocessor">#if !UCONFIG_NO_IDNA</span></div>
<div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00027"></a><span class="lineno"> 27</span> <span class="preprocessor">#include "<a class="code" href="bytestream_8h.html" title="C++ API: Interface for writing bytes, and implementation classes.">unicode/bytestream.h</a>"</span></div>
<div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="preprocessor">#include "<a class="code" href="stringpiece_8h.html" title="C++ API: StringPiece: Read-only byte string wrapper class.">unicode/stringpiece.h</a>"</span></div>
<div class="line"><a name="l00029"></a><span class="lineno"> 29</span> <span class="preprocessor">#include "<a class="code" href="uidna_8h.html" title="C API: Internationalizing Domain Names in Applications (IDNA)">unicode/uidna.h</a>"</span></div>
<div class="line"><a name="l00030"></a><span class="lineno"> 30</span> <span class="preprocessor">#include "<a class="code" href="unistr_8h.html" title="C++ API: Unicode String.">unicode/unistr.h</a>"</span></div>
<div class="line"><a name="l00031"></a><span class="lineno"> 31</span> </div>
<div class="line"><a name="l00032"></a><span class="lineno"> 32</span> <a class="code" href="uversion_8h.html#a7d9374e037299886d4192b763b4c5e8b" title="This is used to begin a declaration of a public ICU C++ API.">U_NAMESPACE_BEGIN</a></div>
<div class="line"><a name="l00033"></a><span class="lineno"> 33</span> </div>
<div class="line"><a name="l00034"></a><span class="lineno"> 34</span> <span class="keyword">class </span>IDNAInfo;</div>
<div class="line"><a name="l00035"></a><span class="lineno"> 35</span> </div>
<div class="line"><a name="l00048"></a><span class="lineno"><a class="code" href="classicu_1_1IDNA.html"> 48</a></span> <span class="keyword">class </span><a class="code" href="utypes_8h.html#a559955ec3bc692657c5d8b1c6de8e334" title="Set to export library symbols from inside the common library, and to import them from outside...">U_COMMON_API</a> <a class="code" href="classicu_1_1IDNA.html" title="Abstract base class for IDNA processing.">IDNA</a> : <span class="keyword">public</span> <a class="code" href="classicu_1_1UObject.html" title="UObject is the common ICU "boilerplate" class.">UObject</a> {</div>
<div class="line"><a name="l00049"></a><span class="lineno"> 49</span> <span class="keyword">public</span>:</div>
<div class="line"><a name="l00054"></a><span class="lineno"> 54</span>  ~<a class="code" href="classicu_1_1IDNA.html" title="Abstract base class for IDNA processing.">IDNA</a>();</div>
<div class="line"><a name="l00055"></a><span class="lineno"> 55</span> </div>
<div class="line"><a name="l00089"></a><span class="lineno"> 89</span>  <span class="keyword">static</span> <a class="code" href="classicu_1_1IDNA.html" title="Abstract base class for IDNA processing.">IDNA</a> *</div>
<div class="line"><a name="l00090"></a><span class="lineno"> 90</span>  createUTS46Instance(uint32_t options, <a class="code" href="utypes_8h.html#a3343c1c8a8377277046774691c98d78c" title="Error code to replace exception handling, so that the code is compatible with all C++ compilers...">UErrorCode</a> &errorCode);</div>
<div class="line"><a name="l00091"></a><span class="lineno"> 91</span> </div>
<div class="line"><a name="l00112"></a><span class="lineno"> 112</span>  <span class="keyword">virtual</span> <a class="code" href="classicu_1_1UnicodeString.html" title="UnicodeString is a string class that stores Unicode characters directly and provides similar function...">UnicodeString</a> &</div>
<div class="line"><a name="l00113"></a><span class="lineno"> 113</span>  labelToASCII(<span class="keyword">const</span> <a class="code" href="classicu_1_1UnicodeString.html" title="UnicodeString is a string class that stores Unicode characters directly and provides similar function...">UnicodeString</a> &label, <a class="code" href="classicu_1_1UnicodeString.html" title="UnicodeString is a string class that stores Unicode characters directly and provides similar function...">UnicodeString</a> &dest,</div>
<div class="line"><a name="l00114"></a><span class="lineno"> 114</span>  <a class="code" href="classicu_1_1IDNAInfo.html" title="Output container for IDNA processing errors.">IDNAInfo</a> &info, <a class="code" href="utypes_8h.html#a3343c1c8a8377277046774691c98d78c" title="Error code to replace exception handling, so that the code is compatible with all C++ compilers...">UErrorCode</a> &errorCode) <span class="keyword">const</span> = 0;</div>
<div class="line"><a name="l00115"></a><span class="lineno"> 115</span> </div>
<div class="line"><a name="l00134"></a><span class="lineno"> 134</span>  <span class="keyword">virtual</span> <a class="code" href="classicu_1_1UnicodeString.html" title="UnicodeString is a string class that stores Unicode characters directly and provides similar function...">UnicodeString</a> &</div>
<div class="line"><a name="l00135"></a><span class="lineno"> 135</span>  labelToUnicode(<span class="keyword">const</span> <a class="code" href="classicu_1_1UnicodeString.html" title="UnicodeString is a string class that stores Unicode characters directly and provides similar function...">UnicodeString</a> &label, <a class="code" href="classicu_1_1UnicodeString.html" title="UnicodeString is a string class that stores Unicode characters directly and provides similar function...">UnicodeString</a> &dest,</div>
<div class="line"><a name="l00136"></a><span class="lineno"> 136</span>  <a class="code" href="classicu_1_1IDNAInfo.html" title="Output container for IDNA processing errors.">IDNAInfo</a> &info, <a class="code" href="utypes_8h.html#a3343c1c8a8377277046774691c98d78c" title="Error code to replace exception handling, so that the code is compatible with all C++ compilers...">UErrorCode</a> &errorCode) <span class="keyword">const</span> = 0;</div>
<div class="line"><a name="l00137"></a><span class="lineno"> 137</span> </div>
<div class="line"><a name="l00158"></a><span class="lineno"> 158</span>  <span class="keyword">virtual</span> <a class="code" href="classicu_1_1UnicodeString.html" title="UnicodeString is a string class that stores Unicode characters directly and provides similar function...">UnicodeString</a> &</div>
<div class="line"><a name="l00159"></a><span class="lineno"> 159</span>  nameToASCII(<span class="keyword">const</span> <a class="code" href="classicu_1_1UnicodeString.html" title="UnicodeString is a string class that stores Unicode characters directly and provides similar function...">UnicodeString</a> &name, <a class="code" href="classicu_1_1UnicodeString.html" title="UnicodeString is a string class that stores Unicode characters directly and provides similar function...">UnicodeString</a> &dest,</div>
<div class="line"><a name="l00160"></a><span class="lineno"> 160</span>  <a class="code" href="classicu_1_1IDNAInfo.html" title="Output container for IDNA processing errors.">IDNAInfo</a> &info, <a class="code" href="utypes_8h.html#a3343c1c8a8377277046774691c98d78c" title="Error code to replace exception handling, so that the code is compatible with all C++ compilers...">UErrorCode</a> &errorCode) <span class="keyword">const</span> = 0;</div>
<div class="line"><a name="l00161"></a><span class="lineno"> 161</span> </div>
<div class="line"><a name="l00180"></a><span class="lineno"> 180</span>  <span class="keyword">virtual</span> <a class="code" href="classicu_1_1UnicodeString.html" title="UnicodeString is a string class that stores Unicode characters directly and provides similar function...">UnicodeString</a> &</div>
<div class="line"><a name="l00181"></a><span class="lineno"> 181</span>  nameToUnicode(<span class="keyword">const</span> <a class="code" href="classicu_1_1UnicodeString.html" title="UnicodeString is a string class that stores Unicode characters directly and provides similar function...">UnicodeString</a> &name, <a class="code" href="classicu_1_1UnicodeString.html" title="UnicodeString is a string class that stores Unicode characters directly and provides similar function...">UnicodeString</a> &dest,</div>
<div class="line"><a name="l00182"></a><span class="lineno"> 182</span>  <a class="code" href="classicu_1_1IDNAInfo.html" title="Output container for IDNA processing errors.">IDNAInfo</a> &info, <a class="code" href="utypes_8h.html#a3343c1c8a8377277046774691c98d78c" title="Error code to replace exception handling, so that the code is compatible with all C++ compilers...">UErrorCode</a> &errorCode) <span class="keyword">const</span> = 0;</div>
<div class="line"><a name="l00183"></a><span class="lineno"> 183</span> </div>
<div class="line"><a name="l00184"></a><span class="lineno"> 184</span>  <span class="comment">// UTF-8 versions of the processing methods ---------------------------- ***</span></div>
<div class="line"><a name="l00185"></a><span class="lineno"> 185</span> </div>
<div class="line"><a name="l00200"></a><span class="lineno"> 200</span>  <span class="keyword">virtual</span> <span class="keywordtype">void</span></div>
<div class="line"><a name="l00201"></a><span class="lineno"> 201</span>  labelToASCII_UTF8(<span class="keyword">const</span> <a class="code" href="classicu_1_1StringPiece.html" title="A string-like object that points to a sized piece of memory.">StringPiece</a> &label, <a class="code" href="classicu_1_1ByteSink.html" title="A ByteSink can be filled with bytes.">ByteSink</a> &dest,</div>
<div class="line"><a name="l00202"></a><span class="lineno"> 202</span>  <a class="code" href="classicu_1_1IDNAInfo.html" title="Output container for IDNA processing errors.">IDNAInfo</a> &info, <a class="code" href="utypes_8h.html#a3343c1c8a8377277046774691c98d78c" title="Error code to replace exception handling, so that the code is compatible with all C++ compilers...">UErrorCode</a> &errorCode) <span class="keyword">const</span>;</div>
<div class="line"><a name="l00203"></a><span class="lineno"> 203</span> </div>
<div class="line"><a name="l00218"></a><span class="lineno"> 218</span>  <span class="keyword">virtual</span> <span class="keywordtype">void</span></div>
<div class="line"><a name="l00219"></a><span class="lineno"> 219</span>  labelToUnicodeUTF8(<span class="keyword">const</span> <a class="code" href="classicu_1_1StringPiece.html" title="A string-like object that points to a sized piece of memory.">StringPiece</a> &label, <a class="code" href="classicu_1_1ByteSink.html" title="A ByteSink can be filled with bytes.">ByteSink</a> &dest,</div>
<div class="line"><a name="l00220"></a><span class="lineno"> 220</span>  <a class="code" href="classicu_1_1IDNAInfo.html" title="Output container for IDNA processing errors.">IDNAInfo</a> &info, <a class="code" href="utypes_8h.html#a3343c1c8a8377277046774691c98d78c" title="Error code to replace exception handling, so that the code is compatible with all C++ compilers...">UErrorCode</a> &errorCode) <span class="keyword">const</span>;</div>
<div class="line"><a name="l00221"></a><span class="lineno"> 221</span> </div>
<div class="line"><a name="l00236"></a><span class="lineno"> 236</span>  <span class="keyword">virtual</span> <span class="keywordtype">void</span></div>
<div class="line"><a name="l00237"></a><span class="lineno"> 237</span>  nameToASCII_UTF8(<span class="keyword">const</span> <a class="code" href="classicu_1_1StringPiece.html" title="A string-like object that points to a sized piece of memory.">StringPiece</a> &name, <a class="code" href="classicu_1_1ByteSink.html" title="A ByteSink can be filled with bytes.">ByteSink</a> &dest,</div>
<div class="line"><a name="l00238"></a><span class="lineno"> 238</span>  <a class="code" href="classicu_1_1IDNAInfo.html" title="Output container for IDNA processing errors.">IDNAInfo</a> &info, <a class="code" href="utypes_8h.html#a3343c1c8a8377277046774691c98d78c" title="Error code to replace exception handling, so that the code is compatible with all C++ compilers...">UErrorCode</a> &errorCode) <span class="keyword">const</span>;</div>
<div class="line"><a name="l00239"></a><span class="lineno"> 239</span> </div>
<div class="line"><a name="l00254"></a><span class="lineno"> 254</span>  <span class="keyword">virtual</span> <span class="keywordtype">void</span></div>
<div class="line"><a name="l00255"></a><span class="lineno"> 255</span>  nameToUnicodeUTF8(<span class="keyword">const</span> <a class="code" href="classicu_1_1StringPiece.html" title="A string-like object that points to a sized piece of memory.">StringPiece</a> &name, <a class="code" href="classicu_1_1ByteSink.html" title="A ByteSink can be filled with bytes.">ByteSink</a> &dest,</div>
<div class="line"><a name="l00256"></a><span class="lineno"> 256</span>  <a class="code" href="classicu_1_1IDNAInfo.html" title="Output container for IDNA processing errors.">IDNAInfo</a> &info, <a class="code" href="utypes_8h.html#a3343c1c8a8377277046774691c98d78c" title="Error code to replace exception handling, so that the code is compatible with all C++ compilers...">UErrorCode</a> &errorCode) <span class="keyword">const</span>;</div>
<div class="line"><a name="l00257"></a><span class="lineno"> 257</span> };</div>
<div class="line"><a name="l00258"></a><span class="lineno"> 258</span> </div>
<div class="line"><a name="l00259"></a><span class="lineno"> 259</span> <span class="keyword">class </span>UTS46;</div>
<div class="line"><a name="l00260"></a><span class="lineno"> 260</span> </div>
<div class="line"><a name="l00266"></a><span class="lineno"><a class="code" href="classicu_1_1IDNAInfo.html"> 266</a></span> <span class="keyword">class </span><a class="code" href="utypes_8h.html#a559955ec3bc692657c5d8b1c6de8e334" title="Set to export library symbols from inside the common library, and to import them from outside...">U_COMMON_API</a> <a class="code" href="classicu_1_1IDNAInfo.html" title="Output container for IDNA processing errors.">IDNAInfo</a> : <span class="keyword">public</span> <a class="code" href="classicu_1_1UMemory.html" title="UMemory is the common ICU base class.">UMemory</a> {</div>
<div class="line"><a name="l00267"></a><span class="lineno"> 267</span> <span class="keyword">public</span>:</div>
<div class="line"><a name="l00272"></a><span class="lineno"><a class="code" href="classicu_1_1IDNAInfo.html#ae9b7f2d7df9ff451dab97572530c95ff"> 272</a></span>  <a class="code" href="classicu_1_1IDNAInfo.html#ae9b7f2d7df9ff451dab97572530c95ff" title="Constructor for stack allocation.">IDNAInfo</a>() : errors(0), labelErrors(0), isTransDiff(<a class="code" href="umachine_8h.html#aa93f0eb578d23995850d61f7d61c55c1" title="The FALSE value of a UBool.">FALSE</a>), isBiDi(<a class="code" href="umachine_8h.html#aa93f0eb578d23995850d61f7d61c55c1" title="The FALSE value of a UBool.">FALSE</a>), isOkBiDi(<a class="code" href="umachine_8h.html#aa8cecfc5c5c054d2875c03e77b7be15d" title="The TRUE value of a UBool.">TRUE</a>) {}</div>
<div class="line"><a name="l00278"></a><span class="lineno"><a class="code" href="classicu_1_1IDNAInfo.html#a1c1587b50da3a72fd421924e62d9bd52"> 278</a></span>  <a class="code" href="umachine_8h.html#a349ef00011f20ccd1d3b424445681aa5" title="The ICU boolean type.">UBool</a> <a class="code" href="classicu_1_1IDNAInfo.html#a1c1587b50da3a72fd421924e62d9bd52" title="Were there IDNA processing errors?">hasErrors</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> errors!=0; }</div>
<div class="line"><a name="l00285"></a><span class="lineno"><a class="code" href="classicu_1_1IDNAInfo.html#ac953f63093db5c9db3b49336e25368bf"> 285</a></span>  uint32_t <a class="code" href="classicu_1_1IDNAInfo.html#ac953f63093db5c9db3b49336e25368bf" title="Returns a bit set indicating IDNA processing errors.">getErrors</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> errors; }</div>
<div class="line"><a name="l00299"></a><span class="lineno"><a class="code" href="classicu_1_1IDNAInfo.html#abc8b5102cb544385d58ba5fc34a2cf3a"> 299</a></span>  <a class="code" href="umachine_8h.html#a349ef00011f20ccd1d3b424445681aa5" title="The ICU boolean type.">UBool</a> <a class="code" href="classicu_1_1IDNAInfo.html#abc8b5102cb544385d58ba5fc34a2cf3a" title="Returns TRUE if transitional and nontransitional processing produce different results.">isTransitionalDifferent</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> isTransDiff; }</div>
<div class="line"><a name="l00300"></a><span class="lineno"> 300</span> </div>
<div class="line"><a name="l00301"></a><span class="lineno"> 301</span> <span class="keyword">private</span>:</div>
<div class="line"><a name="l00302"></a><span class="lineno"> 302</span>  <span class="keyword">friend</span> <span class="keyword">class </span>UTS46;</div>
<div class="line"><a name="l00303"></a><span class="lineno"> 303</span> </div>
<div class="line"><a name="l00304"></a><span class="lineno"> 304</span>  <a class="code" href="classicu_1_1IDNAInfo.html" title="Output container for IDNA processing errors.">IDNAInfo</a>(<span class="keyword">const</span> <a class="code" href="classicu_1_1IDNAInfo.html" title="Output container for IDNA processing errors.">IDNAInfo</a> &other); <span class="comment">// no copying</span></div>
<div class="line"><a name="l00305"></a><span class="lineno"> 305</span>  <a class="code" href="classicu_1_1IDNAInfo.html" title="Output container for IDNA processing errors.">IDNAInfo</a> &operator=(<span class="keyword">const</span> <a class="code" href="classicu_1_1IDNAInfo.html" title="Output container for IDNA processing errors.">IDNAInfo</a> &other); <span class="comment">// no copying</span></div>
<div class="line"><a name="l00306"></a><span class="lineno"> 306</span> </div>
<div class="line"><a name="l00307"></a><span class="lineno"> 307</span>  <span class="keywordtype">void</span> reset() {</div>
<div class="line"><a name="l00308"></a><span class="lineno"> 308</span>  errors=labelErrors=0;</div>
<div class="line"><a name="l00309"></a><span class="lineno"> 309</span>  isTransDiff=<a class="code" href="umachine_8h.html#aa93f0eb578d23995850d61f7d61c55c1" title="The FALSE value of a UBool.">FALSE</a>;</div>
<div class="line"><a name="l00310"></a><span class="lineno"> 310</span>  isBiDi=<a class="code" href="umachine_8h.html#aa93f0eb578d23995850d61f7d61c55c1" title="The FALSE value of a UBool.">FALSE</a>;</div>
<div class="line"><a name="l00311"></a><span class="lineno"> 311</span>  isOkBiDi=<a class="code" href="umachine_8h.html#aa8cecfc5c5c054d2875c03e77b7be15d" title="The TRUE value of a UBool.">TRUE</a>;</div>
<div class="line"><a name="l00312"></a><span class="lineno"> 312</span>  }</div>
<div class="line"><a name="l00313"></a><span class="lineno"> 313</span> </div>
<div class="line"><a name="l00314"></a><span class="lineno"> 314</span>  uint32_t errors, labelErrors;</div>
<div class="line"><a name="l00315"></a><span class="lineno"> 315</span>  <a class="code" href="umachine_8h.html#a349ef00011f20ccd1d3b424445681aa5" title="The ICU boolean type.">UBool</a> isTransDiff;</div>
<div class="line"><a name="l00316"></a><span class="lineno"> 316</span>  <a class="code" href="umachine_8h.html#a349ef00011f20ccd1d3b424445681aa5" title="The ICU boolean type.">UBool</a> isBiDi;</div>
<div class="line"><a name="l00317"></a><span class="lineno"> 317</span>  <a class="code" href="umachine_8h.html#a349ef00011f20ccd1d3b424445681aa5" title="The ICU boolean type.">UBool</a> isOkBiDi;</div>
<div class="line"><a name="l00318"></a><span class="lineno"> 318</span> };</div>
<div class="line"><a name="l00319"></a><span class="lineno"> 319</span> </div>
<div class="line"><a name="l00320"></a><span class="lineno"> 320</span> <a class="code" href="uversion_8h.html#a3da1f00f3b02976ac53c014a3e4c0933" title="This is used to end a declaration of a public ICU C++ API.">U_NAMESPACE_END</a></div>
<div class="line"><a name="l00321"></a><span class="lineno"> 321</span> </div>
<div class="line"><a name="l00322"></a><span class="lineno"> 322</span> <span class="preprocessor">#endif // UCONFIG_NO_IDNA</span></div>
<div class="line"><a name="l00323"></a><span class="lineno"> 323</span> <span class="preprocessor"></span><span class="preprocessor">#endif // __IDNA_H__</span></div>
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