📁 File Manager Pro
v10.0.3 | PHP: 8.1.34
Server: Apache
2026-06-22 13:59:16
📂
/ (Root)
/
opt
/
alt
/
alt-nodejs6
/
root
/
usr
/
share
/
doc
/
alt-nodejs6-libicu-doc
📍 /opt/alt/alt-nodejs6/root/usr/share/doc/alt-nodejs6-libicu-doc
🔄 Refresh
✏️
Editing: utf8_8h_source.html
Read Only
<!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 1.8.14"/> <meta name="viewport" content="width=device-width, initial-scale=1"/> <title>ICU 60.1: utf8.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="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">ICU 60.1  <span id="projectnumber">60.1</span> </div> </td> </tr> </tbody> </table> </div> <!-- end header part --> <!-- Generated by Doxygen 1.8.14 --> <script type="text/javascript" src="menudata.js"></script> <script type="text/javascript" src="menu.js"></script> <script type="text/javascript"> /* @license magnet:?xt=urn:btih:cf05388f2679ee054f2beb29a391d25f4e673ac3&dn=gpl-2.0.txt GPL-v2 */ $(function() { initMenu('',false,false,'search.php','Search'); }); /* @license-end */</script> <div id="main-nav"></div> <div id="nav-path" class="navpath"> <ul> <li class="navelem"><a class="el" href="dir_bdd9a5d540de89e9fe90efdfc6973a4f.html">common</a></li><li class="navelem"><a class="el" href="dir_f59c6450ff718ff1b085cfd1c36acbd7.html">unicode</a></li> </ul> </div> </div><!-- top --> <div class="header"> <div class="headertitle"> <div class="title">utf8.h</div> </div> </div><!--header--> <div class="contents"> <a href="utf8_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">// © 2016 and later: Unicode, Inc. and others.</span></div><div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="comment">// License & terms of use: http://www.unicode.org/copyright.html</span></div><div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment">/*</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">*</span></div><div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="comment">* Copyright (C) 1999-2015, International Business Machines</span></div><div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment">* Corporation and others. All Rights Reserved.</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">*******************************************************************************</span></div><div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="comment">* file name: utf8.h</span></div><div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="comment">* encoding: UTF-8</span></div><div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="comment">* tab size: 8 (not used)</span></div><div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="comment">* indentation:4</span></div><div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="comment">*</span></div><div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="comment">* created on: 1999sep13</span></div><div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="comment">* created by: Markus W. Scherer</span></div><div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="comment">*/</span></div><div class="line"><a name="l00018"></a><span class="lineno"> 18</span> </div><div class="line"><a name="l00034"></a><span class="lineno"> 34</span> <span class="preprocessor">#ifndef __UTF8_H__</span></div><div class="line"><a name="l00035"></a><span class="lineno"> 35</span> <span class="preprocessor">#define __UTF8_H__</span></div><div class="line"><a name="l00036"></a><span class="lineno"> 36</span> </div><div class="line"><a name="l00037"></a><span class="lineno"> 37</span> <span class="preprocessor">#include "<a class="code" href="umachine_8h.html">unicode/umachine.h</a>"</span></div><div class="line"><a name="l00038"></a><span class="lineno"> 38</span> <span class="preprocessor">#ifndef __UTF_H__</span></div><div class="line"><a name="l00039"></a><span class="lineno"> 39</span> <span class="preprocessor"># include "<a class="code" href="utf_8h.html">unicode/utf.h</a>"</span></div><div class="line"><a name="l00040"></a><span class="lineno"> 40</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00041"></a><span class="lineno"> 41</span> </div><div class="line"><a name="l00042"></a><span class="lineno"> 42</span> <span class="comment">/* internal definitions ----------------------------------------------------- */</span></div><div class="line"><a name="l00043"></a><span class="lineno"> 43</span> </div><div class="line"><a name="l00055"></a><span class="lineno"><a class="line" href="utf8_8h.html#ae534bfef078b4f5d09e8da543a779db7"> 55</a></span> <span class="preprocessor">#define U8_COUNT_TRAIL_BYTES(leadByte) \</span></div><div class="line"><a name="l00056"></a><span class="lineno"> 56</span> <span class="preprocessor"> (U8_IS_LEAD(leadByte) ? \</span></div><div class="line"><a name="l00057"></a><span class="lineno"> 57</span> <span class="preprocessor"> ((uint8_t)(leadByte)>=0xe0)+((uint8_t)(leadByte)>=0xf0)+1 : 0)</span></div><div class="line"><a name="l00058"></a><span class="lineno"> 58</span> </div><div class="line"><a name="l00070"></a><span class="lineno"><a class="line" href="utf8_8h.html#a32281421a1d07ef0de83e7f44c5d7ba2"> 70</a></span> <span class="preprocessor">#define U8_COUNT_TRAIL_BYTES_UNSAFE(leadByte) \</span></div><div class="line"><a name="l00071"></a><span class="lineno"> 71</span> <span class="preprocessor"> (((uint8_t)(leadByte)>=0xc2)+((uint8_t)(leadByte)>=0xe0)+((uint8_t)(leadByte)>=0xf0))</span></div><div class="line"><a name="l00072"></a><span class="lineno"> 72</span> </div><div class="line"><a name="l00080"></a><span class="lineno"><a class="line" href="utf8_8h.html#ae8ed1045986b8bf27814e9bc78388961"> 80</a></span> <span class="preprocessor">#define U8_MASK_LEAD_BYTE(leadByte, countTrailBytes) ((leadByte)&=(1<<(6-(countTrailBytes)))-1)</span></div><div class="line"><a name="l00081"></a><span class="lineno"> 81</span> </div><div class="line"><a name="l00090"></a><span class="lineno"><a class="line" href="utf8_8h.html#aabfe8ee746b8025ec80ed1977e8ae3c6"> 90</a></span> <span class="preprocessor">#define U8_LEAD3_T1_BITS "\x20\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x10\x30\x30"</span></div><div class="line"><a name="l00091"></a><span class="lineno"> 91</span> </div><div class="line"><a name="l00097"></a><span class="lineno"><a class="line" href="utf8_8h.html#a3a06eab6584d228ea835b424e0591aec"> 97</a></span> <span class="preprocessor">#define U8_IS_VALID_LEAD3_AND_T1(lead, t1) (U8_LEAD3_T1_BITS[(lead)&0xf]&(1<<((uint8_t)(t1)>>5)))</span></div><div class="line"><a name="l00098"></a><span class="lineno"> 98</span> </div><div class="line"><a name="l00107"></a><span class="lineno"><a class="line" href="utf8_8h.html#ab7b00ab82ca3e89d24c4088b2b4e9416"> 107</a></span> <span class="preprocessor">#define U8_LEAD4_T1_BITS "\x00\x00\x00\x00\x00\x00\x00\x00\x1E\x0F\x0F\x0F\x00\x00\x00\x00"</span></div><div class="line"><a name="l00108"></a><span class="lineno"> 108</span> </div><div class="line"><a name="l00114"></a><span class="lineno"><a class="line" href="utf8_8h.html#a5525576b42e8b7b4240153d9403c47a2"> 114</a></span> <span class="preprocessor">#define U8_IS_VALID_LEAD4_AND_T1(lead, t1) (U8_LEAD4_T1_BITS[(uint8_t)(t1)>>4]&(1<<((lead)&7)))</span></div><div class="line"><a name="l00115"></a><span class="lineno"> 115</span> </div><div class="line"><a name="l00125"></a><span class="lineno"> 125</span> <a class="code" href="umachine_8h.html#af3e3799716eaa41e3f49c7bf18c62b98">U_STABLE</a> <a class="code" href="umachine_8h.html#a09fff5c3b5a5b015324dc3ec3cf92809">UChar32</a> U_EXPORT2</div><div class="line"><a name="l00126"></a><span class="lineno"> 126</span> <a class="code" href="utf8_8h.html#a6eaf56eb54abb71eafcc0c347daa821f">utf8_nextCharSafeBody</a>(<span class="keyword">const</span> uint8_t *s, int32_t *pi, int32_t length, <a class="code" href="umachine_8h.html#a09fff5c3b5a5b015324dc3ec3cf92809">UChar32</a> c, <a class="code" href="umachine_8h.html#a349ef00011f20ccd1d3b424445681aa5">UBool</a> strict);</div><div class="line"><a name="l00127"></a><span class="lineno"> 127</span> </div><div class="line"><a name="l00137"></a><span class="lineno"> 137</span> <a class="code" href="umachine_8h.html#af3e3799716eaa41e3f49c7bf18c62b98">U_STABLE</a> int32_t U_EXPORT2</div><div class="line"><a name="l00138"></a><span class="lineno"> 138</span> <a class="code" href="utf8_8h.html#a6cf17491f1c237bbe5b002056b830fd3">utf8_appendCharSafeBody</a>(uint8_t *s, int32_t i, int32_t length, <a class="code" href="umachine_8h.html#a09fff5c3b5a5b015324dc3ec3cf92809">UChar32</a> c, <a class="code" href="umachine_8h.html#a349ef00011f20ccd1d3b424445681aa5">UBool</a> *pIsError);</div><div class="line"><a name="l00139"></a><span class="lineno"> 139</span> </div><div class="line"><a name="l00149"></a><span class="lineno"> 149</span> <a class="code" href="umachine_8h.html#af3e3799716eaa41e3f49c7bf18c62b98">U_STABLE</a> <a class="code" href="umachine_8h.html#a09fff5c3b5a5b015324dc3ec3cf92809">UChar32</a> U_EXPORT2</div><div class="line"><a name="l00150"></a><span class="lineno"> 150</span> <a class="code" href="utf8_8h.html#a2bbae41d2d845750088a17dc55f59096">utf8_prevCharSafeBody</a>(<span class="keyword">const</span> uint8_t *s, int32_t start, int32_t *pi, <a class="code" href="umachine_8h.html#a09fff5c3b5a5b015324dc3ec3cf92809">UChar32</a> c, <a class="code" href="umachine_8h.html#a349ef00011f20ccd1d3b424445681aa5">UBool</a> strict);</div><div class="line"><a name="l00151"></a><span class="lineno"> 151</span> </div><div class="line"><a name="l00161"></a><span class="lineno"> 161</span> <a class="code" href="umachine_8h.html#af3e3799716eaa41e3f49c7bf18c62b98">U_STABLE</a> int32_t U_EXPORT2</div><div class="line"><a name="l00162"></a><span class="lineno"> 162</span> <a class="code" href="utf8_8h.html#a4017310e2ecadac7dea5a432a33ccf30">utf8_back1SafeBody</a>(<span class="keyword">const</span> uint8_t *s, int32_t start, int32_t i);</div><div class="line"><a name="l00163"></a><span class="lineno"> 163</span> </div><div class="line"><a name="l00164"></a><span class="lineno"> 164</span> <span class="comment">/* single-code point definitions -------------------------------------------- */</span></div><div class="line"><a name="l00165"></a><span class="lineno"> 165</span> </div><div class="line"><a name="l00172"></a><span class="lineno"><a class="line" href="utf8_8h.html#a8f3a9427d880458a9fa6b169a3cc1b3c"> 172</a></span> <span class="preprocessor">#define U8_IS_SINGLE(c) (((c)&0x80)==0)</span></div><div class="line"><a name="l00173"></a><span class="lineno"> 173</span> </div><div class="line"><a name="l00180"></a><span class="lineno"><a class="line" href="utf8_8h.html#adb9837ea38dd811524a5b761ddc2a2ca"> 180</a></span> <span class="preprocessor">#define U8_IS_LEAD(c) ((uint8_t)((c)-0xc2)<=0x32)</span></div><div class="line"><a name="l00181"></a><span class="lineno"> 181</span> <span class="comment">// 0x32=0xf4-0xc2</span></div><div class="line"><a name="l00182"></a><span class="lineno"> 182</span> </div><div class="line"><a name="l00189"></a><span class="lineno"><a class="line" href="utf8_8h.html#afed9fc9bf480bf15a2e6051774f2d80e"> 189</a></span> <span class="preprocessor">#define U8_IS_TRAIL(c) ((int8_t)(c)<-0x40)</span></div><div class="line"><a name="l00190"></a><span class="lineno"> 190</span> </div><div class="line"><a name="l00198"></a><span class="lineno"><a class="line" href="utf8_8h.html#af1730b8bbb3053465ee58702821846f1"> 198</a></span> <span class="preprocessor">#define U8_LENGTH(c) \</span></div><div class="line"><a name="l00199"></a><span class="lineno"> 199</span> <span class="preprocessor"> ((uint32_t)(c)<=0x7f ? 1 : \</span></div><div class="line"><a name="l00200"></a><span class="lineno"> 200</span> <span class="preprocessor"> ((uint32_t)(c)<=0x7ff ? 2 : \</span></div><div class="line"><a name="l00201"></a><span class="lineno"> 201</span> <span class="preprocessor"> ((uint32_t)(c)<=0xd7ff ? 3 : \</span></div><div class="line"><a name="l00202"></a><span class="lineno"> 202</span> <span class="preprocessor"> ((uint32_t)(c)<=0xdfff || (uint32_t)(c)>0x10ffff ? 0 : \</span></div><div class="line"><a name="l00203"></a><span class="lineno"> 203</span> <span class="preprocessor"> ((uint32_t)(c)<=0xffff ? 3 : 4)\</span></div><div class="line"><a name="l00204"></a><span class="lineno"> 204</span> <span class="preprocessor"> ) \</span></div><div class="line"><a name="l00205"></a><span class="lineno"> 205</span> <span class="preprocessor"> ) \</span></div><div class="line"><a name="l00206"></a><span class="lineno"> 206</span> <span class="preprocessor"> ) \</span></div><div class="line"><a name="l00207"></a><span class="lineno"> 207</span> <span class="preprocessor"> )</span></div><div class="line"><a name="l00208"></a><span class="lineno"> 208</span> </div><div class="line"><a name="l00214"></a><span class="lineno"><a class="line" href="utf8_8h.html#aa2298b48749d9f45772c8f5a6885464a"> 214</a></span> <span class="preprocessor">#define U8_MAX_LENGTH 4</span></div><div class="line"><a name="l00215"></a><span class="lineno"> 215</span> </div><div class="line"><a name="l00232"></a><span class="lineno"><a class="line" href="utf8_8h.html#a125e5e7a4ef2f3f57b078f706b2b67f8"> 232</a></span> <span class="preprocessor">#define U8_GET_UNSAFE(s, i, c) { \</span></div><div class="line"><a name="l00233"></a><span class="lineno"> 233</span> <span class="preprocessor"> int32_t _u8_get_unsafe_index=(int32_t)(i); \</span></div><div class="line"><a name="l00234"></a><span class="lineno"> 234</span> <span class="preprocessor"> U8_SET_CP_START_UNSAFE(s, _u8_get_unsafe_index); \</span></div><div class="line"><a name="l00235"></a><span class="lineno"> 235</span> <span class="preprocessor"> U8_NEXT_UNSAFE(s, _u8_get_unsafe_index, c); \</span></div><div class="line"><a name="l00236"></a><span class="lineno"> 236</span> <span class="preprocessor">}</span></div><div class="line"><a name="l00237"></a><span class="lineno"> 237</span> </div><div class="line"><a name="l00259"></a><span class="lineno"><a class="line" href="utf8_8h.html#a10a57a084d75604c4a81fb5eec46ae6a"> 259</a></span> <span class="preprocessor">#define U8_GET(s, start, i, length, c) { \</span></div><div class="line"><a name="l00260"></a><span class="lineno"> 260</span> <span class="preprocessor"> int32_t _u8_get_index=(i); \</span></div><div class="line"><a name="l00261"></a><span class="lineno"> 261</span> <span class="preprocessor"> U8_SET_CP_START(s, start, _u8_get_index); \</span></div><div class="line"><a name="l00262"></a><span class="lineno"> 262</span> <span class="preprocessor"> U8_NEXT(s, _u8_get_index, length, c); \</span></div><div class="line"><a name="l00263"></a><span class="lineno"> 263</span> <span class="preprocessor">}</span></div><div class="line"><a name="l00264"></a><span class="lineno"> 264</span> </div><div class="line"><a name="l00290"></a><span class="lineno"><a class="line" href="utf8_8h.html#ad13323ca441892bdb6b49b6954ab9ffb"> 290</a></span> <span class="preprocessor">#define U8_GET_OR_FFFD(s, start, i, length, c) { \</span></div><div class="line"><a name="l00291"></a><span class="lineno"> 291</span> <span class="preprocessor"> int32_t _u8_get_index=(i); \</span></div><div class="line"><a name="l00292"></a><span class="lineno"> 292</span> <span class="preprocessor"> U8_SET_CP_START(s, start, _u8_get_index); \</span></div><div class="line"><a name="l00293"></a><span class="lineno"> 293</span> <span class="preprocessor"> U8_NEXT_OR_FFFD(s, _u8_get_index, length, c); \</span></div><div class="line"><a name="l00294"></a><span class="lineno"> 294</span> <span class="preprocessor">}</span></div><div class="line"><a name="l00295"></a><span class="lineno"> 295</span> </div><div class="line"><a name="l00296"></a><span class="lineno"> 296</span> <span class="comment">/* definitions with forward iteration --------------------------------------- */</span></div><div class="line"><a name="l00297"></a><span class="lineno"> 297</span> </div><div class="line"><a name="l00315"></a><span class="lineno"><a class="line" href="utf8_8h.html#a28ecdb4233301285fc4ce7f9ea1ed644"> 315</a></span> <span class="preprocessor">#define U8_NEXT_UNSAFE(s, i, c) { \</span></div><div class="line"><a name="l00316"></a><span class="lineno"> 316</span> <span class="preprocessor"> (c)=(uint8_t)(s)[(i)++]; \</span></div><div class="line"><a name="l00317"></a><span class="lineno"> 317</span> <span class="preprocessor"> if(!U8_IS_SINGLE(c)) { \</span></div><div class="line"><a name="l00318"></a><span class="lineno"> 318</span> <span class="preprocessor"> if((c)<0xe0) { \</span></div><div class="line"><a name="l00319"></a><span class="lineno"> 319</span> <span class="preprocessor"> (c)=(((c)&0x1f)<<6)|((s)[(i)++]&0x3f); \</span></div><div class="line"><a name="l00320"></a><span class="lineno"> 320</span> <span class="preprocessor"> } else if((c)<0xf0) { \</span></div><div class="line"><a name="l00321"></a><span class="lineno"> 321</span> <span class="preprocessor"> </span><span class="comment">/* no need for (c&0xf) because the upper bits are truncated after <<12 in the cast to (UChar) */</span><span class="preprocessor"> \</span></div><div class="line"><a name="l00322"></a><span class="lineno"> 322</span> <span class="preprocessor"> (c)=(UChar)(((c)<<12)|(((s)[i]&0x3f)<<6)|((s)[(i)+1]&0x3f)); \</span></div><div class="line"><a name="l00323"></a><span class="lineno"> 323</span> <span class="preprocessor"> (i)+=2; \</span></div><div class="line"><a name="l00324"></a><span class="lineno"> 324</span> <span class="preprocessor"> } else { \</span></div><div class="line"><a name="l00325"></a><span class="lineno"> 325</span> <span class="preprocessor"> (c)=(((c)&7)<<18)|(((s)[i]&0x3f)<<12)|(((s)[(i)+1]&0x3f)<<6)|((s)[(i)+2]&0x3f); \</span></div><div class="line"><a name="l00326"></a><span class="lineno"> 326</span> <span class="preprocessor"> (i)+=3; \</span></div><div class="line"><a name="l00327"></a><span class="lineno"> 327</span> <span class="preprocessor"> } \</span></div><div class="line"><a name="l00328"></a><span class="lineno"> 328</span> <span class="preprocessor"> } \</span></div><div class="line"><a name="l00329"></a><span class="lineno"> 329</span> <span class="preprocessor">}</span></div><div class="line"><a name="l00330"></a><span class="lineno"> 330</span> </div><div class="line"><a name="l00351"></a><span class="lineno"><a class="line" href="utf8_8h.html#a57f3e5429ae4edb27a42367c627aa482"> 351</a></span> <span class="preprocessor">#define U8_NEXT(s, i, length, c) { \</span></div><div class="line"><a name="l00352"></a><span class="lineno"> 352</span> <span class="preprocessor"> (c)=(uint8_t)(s)[(i)++]; \</span></div><div class="line"><a name="l00353"></a><span class="lineno"> 353</span> <span class="preprocessor"> if(!U8_IS_SINGLE(c)) { \</span></div><div class="line"><a name="l00354"></a><span class="lineno"> 354</span> <span class="preprocessor"> uint8_t __t1, __t2; \</span></div><div class="line"><a name="l00355"></a><span class="lineno"> 355</span> <span class="preprocessor"> if( </span><span class="comment">/* handle U+0800..U+FFFF inline */</span><span class="preprocessor"> \</span></div><div class="line"><a name="l00356"></a><span class="lineno"> 356</span> <span class="preprocessor"> (0xe0<=(c) && (c)<0xf0) && \</span></div><div class="line"><a name="l00357"></a><span class="lineno"> 357</span> <span class="preprocessor"> (((i)+1)<(length) || (length)<0) && \</span></div><div class="line"><a name="l00358"></a><span class="lineno"> 358</span> <span class="preprocessor"> U8_IS_VALID_LEAD3_AND_T1((c), __t1=(s)[i]) && \</span></div><div class="line"><a name="l00359"></a><span class="lineno"> 359</span> <span class="preprocessor"> (__t2=(s)[(i)+1]-0x80)<=0x3f) { \</span></div><div class="line"><a name="l00360"></a><span class="lineno"> 360</span> <span class="preprocessor"> (c)=(((c)&0xf)<<12)|((__t1&0x3f)<<6)|__t2; \</span></div><div class="line"><a name="l00361"></a><span class="lineno"> 361</span> <span class="preprocessor"> (i)+=2; \</span></div><div class="line"><a name="l00362"></a><span class="lineno"> 362</span> <span class="preprocessor"> } else if( </span><span class="comment">/* handle U+0080..U+07FF inline */</span><span class="preprocessor"> \</span></div><div class="line"><a name="l00363"></a><span class="lineno"> 363</span> <span class="preprocessor"> ((c)<0xe0 && (c)>=0xc2) && \</span></div><div class="line"><a name="l00364"></a><span class="lineno"> 364</span> <span class="preprocessor"> ((i)!=(length)) && \</span></div><div class="line"><a name="l00365"></a><span class="lineno"> 365</span> <span class="preprocessor"> (__t1=(s)[i]-0x80)<=0x3f) { \</span></div><div class="line"><a name="l00366"></a><span class="lineno"> 366</span> <span class="preprocessor"> (c)=(((c)&0x1f)<<6)|__t1; \</span></div><div class="line"><a name="l00367"></a><span class="lineno"> 367</span> <span class="preprocessor"> ++(i); \</span></div><div class="line"><a name="l00368"></a><span class="lineno"> 368</span> <span class="preprocessor"> } else { \</span></div><div class="line"><a name="l00369"></a><span class="lineno"> 369</span> <span class="preprocessor"> </span><span class="comment">/* function call for "complicated" and error cases */</span><span class="preprocessor"> \</span></div><div class="line"><a name="l00370"></a><span class="lineno"> 370</span> <span class="preprocessor"> (c)=utf8_nextCharSafeBody((const uint8_t *)s, &(i), (length), c, -1); \</span></div><div class="line"><a name="l00371"></a><span class="lineno"> 371</span> <span class="preprocessor"> } \</span></div><div class="line"><a name="l00372"></a><span class="lineno"> 372</span> <span class="preprocessor"> } \</span></div><div class="line"><a name="l00373"></a><span class="lineno"> 373</span> <span class="preprocessor">}</span></div><div class="line"><a name="l00374"></a><span class="lineno"> 374</span> </div><div class="line"><a name="l00399"></a><span class="lineno"><a class="line" href="utf8_8h.html#a7dda2b78867c9d648ad5a0f400fdb1b4"> 399</a></span> <span class="preprocessor">#define U8_NEXT_OR_FFFD(s, i, length, c) { \</span></div><div class="line"><a name="l00400"></a><span class="lineno"> 400</span> <span class="preprocessor"> (c)=(uint8_t)(s)[(i)++]; \</span></div><div class="line"><a name="l00401"></a><span class="lineno"> 401</span> <span class="preprocessor"> if(!U8_IS_SINGLE(c)) { \</span></div><div class="line"><a name="l00402"></a><span class="lineno"> 402</span> <span class="preprocessor"> uint8_t __t1, __t2; \</span></div><div class="line"><a name="l00403"></a><span class="lineno"> 403</span> <span class="preprocessor"> if( </span><span class="comment">/* handle U+0800..U+FFFF inline */</span><span class="preprocessor"> \</span></div><div class="line"><a name="l00404"></a><span class="lineno"> 404</span> <span class="preprocessor"> (0xe0<=(c) && (c)<0xf0) && \</span></div><div class="line"><a name="l00405"></a><span class="lineno"> 405</span> <span class="preprocessor"> (((i)+1)<(length) || (length)<0) && \</span></div><div class="line"><a name="l00406"></a><span class="lineno"> 406</span> <span class="preprocessor"> U8_IS_VALID_LEAD3_AND_T1((c), __t1=(s)[i]) && \</span></div><div class="line"><a name="l00407"></a><span class="lineno"> 407</span> <span class="preprocessor"> (__t2=(s)[(i)+1]-0x80)<=0x3f) { \</span></div><div class="line"><a name="l00408"></a><span class="lineno"> 408</span> <span class="preprocessor"> (c)=(((c)&0xf)<<12)|((__t1&0x3f)<<6)|__t2; \</span></div><div class="line"><a name="l00409"></a><span class="lineno"> 409</span> <span class="preprocessor"> (i)+=2; \</span></div><div class="line"><a name="l00410"></a><span class="lineno"> 410</span> <span class="preprocessor"> } else if( </span><span class="comment">/* handle U+0080..U+07FF inline */</span><span class="preprocessor"> \</span></div><div class="line"><a name="l00411"></a><span class="lineno"> 411</span> <span class="preprocessor"> ((c)<0xe0 && (c)>=0xc2) && \</span></div><div class="line"><a name="l00412"></a><span class="lineno"> 412</span> <span class="preprocessor"> ((i)!=(length)) && \</span></div><div class="line"><a name="l00413"></a><span class="lineno"> 413</span> <span class="preprocessor"> (__t1=(s)[i]-0x80)<=0x3f) { \</span></div><div class="line"><a name="l00414"></a><span class="lineno"> 414</span> <span class="preprocessor"> (c)=(((c)&0x1f)<<6)|__t1; \</span></div><div class="line"><a name="l00415"></a><span class="lineno"> 415</span> <span class="preprocessor"> ++(i); \</span></div><div class="line"><a name="l00416"></a><span class="lineno"> 416</span> <span class="preprocessor"> } else { \</span></div><div class="line"><a name="l00417"></a><span class="lineno"> 417</span> <span class="preprocessor"> </span><span class="comment">/* function call for "complicated" and error cases */</span><span class="preprocessor"> \</span></div><div class="line"><a name="l00418"></a><span class="lineno"> 418</span> <span class="preprocessor"> (c)=utf8_nextCharSafeBody((const uint8_t *)s, &(i), (length), c, -3); \</span></div><div class="line"><a name="l00419"></a><span class="lineno"> 419</span> <span class="preprocessor"> } \</span></div><div class="line"><a name="l00420"></a><span class="lineno"> 420</span> <span class="preprocessor"> } \</span></div><div class="line"><a name="l00421"></a><span class="lineno"> 421</span> <span class="preprocessor">}</span></div><div class="line"><a name="l00422"></a><span class="lineno"> 422</span> </div><div class="line"><a name="l00436"></a><span class="lineno"><a class="line" href="utf8_8h.html#a154f04764da5af41729c4df6bf9e09f3"> 436</a></span> <span class="preprocessor">#define U8_APPEND_UNSAFE(s, i, c) { \</span></div><div class="line"><a name="l00437"></a><span class="lineno"> 437</span> <span class="preprocessor"> if((uint32_t)(c)<=0x7f) { \</span></div><div class="line"><a name="l00438"></a><span class="lineno"> 438</span> <span class="preprocessor"> (s)[(i)++]=(uint8_t)(c); \</span></div><div class="line"><a name="l00439"></a><span class="lineno"> 439</span> <span class="preprocessor"> } else { \</span></div><div class="line"><a name="l00440"></a><span class="lineno"> 440</span> <span class="preprocessor"> if((uint32_t)(c)<=0x7ff) { \</span></div><div class="line"><a name="l00441"></a><span class="lineno"> 441</span> <span class="preprocessor"> (s)[(i)++]=(uint8_t)(((c)>>6)|0xc0); \</span></div><div class="line"><a name="l00442"></a><span class="lineno"> 442</span> <span class="preprocessor"> } else { \</span></div><div class="line"><a name="l00443"></a><span class="lineno"> 443</span> <span class="preprocessor"> if((uint32_t)(c)<=0xffff) { \</span></div><div class="line"><a name="l00444"></a><span class="lineno"> 444</span> <span class="preprocessor"> (s)[(i)++]=(uint8_t)(((c)>>12)|0xe0); \</span></div><div class="line"><a name="l00445"></a><span class="lineno"> 445</span> <span class="preprocessor"> } else { \</span></div><div class="line"><a name="l00446"></a><span class="lineno"> 446</span> <span class="preprocessor"> (s)[(i)++]=(uint8_t)(((c)>>18)|0xf0); \</span></div><div class="line"><a name="l00447"></a><span class="lineno"> 447</span> <span class="preprocessor"> (s)[(i)++]=(uint8_t)((((c)>>12)&0x3f)|0x80); \</span></div><div class="line"><a name="l00448"></a><span class="lineno"> 448</span> <span class="preprocessor"> } \</span></div><div class="line"><a name="l00449"></a><span class="lineno"> 449</span> <span class="preprocessor"> (s)[(i)++]=(uint8_t)((((c)>>6)&0x3f)|0x80); \</span></div><div class="line"><a name="l00450"></a><span class="lineno"> 450</span> <span class="preprocessor"> } \</span></div><div class="line"><a name="l00451"></a><span class="lineno"> 451</span> <span class="preprocessor"> (s)[(i)++]=(uint8_t)(((c)&0x3f)|0x80); \</span></div><div class="line"><a name="l00452"></a><span class="lineno"> 452</span> <span class="preprocessor"> } \</span></div><div class="line"><a name="l00453"></a><span class="lineno"> 453</span> <span class="preprocessor">}</span></div><div class="line"><a name="l00454"></a><span class="lineno"> 454</span> </div><div class="line"><a name="l00472"></a><span class="lineno"><a class="line" href="utf8_8h.html#a8a013997e3d13c501ce73bc45e662881"> 472</a></span> <span class="preprocessor">#define U8_APPEND(s, i, capacity, c, isError) { \</span></div><div class="line"><a name="l00473"></a><span class="lineno"> 473</span> <span class="preprocessor"> if((uint32_t)(c)<=0x7f) { \</span></div><div class="line"><a name="l00474"></a><span class="lineno"> 474</span> <span class="preprocessor"> (s)[(i)++]=(uint8_t)(c); \</span></div><div class="line"><a name="l00475"></a><span class="lineno"> 475</span> <span class="preprocessor"> } else if((uint32_t)(c)<=0x7ff && (i)+1<(capacity)) { \</span></div><div class="line"><a name="l00476"></a><span class="lineno"> 476</span> <span class="preprocessor"> (s)[(i)++]=(uint8_t)(((c)>>6)|0xc0); \</span></div><div class="line"><a name="l00477"></a><span class="lineno"> 477</span> <span class="preprocessor"> (s)[(i)++]=(uint8_t)(((c)&0x3f)|0x80); \</span></div><div class="line"><a name="l00478"></a><span class="lineno"> 478</span> <span class="preprocessor"> } else if((uint32_t)(c)<=0xd7ff && (i)+2<(capacity)) { \</span></div><div class="line"><a name="l00479"></a><span class="lineno"> 479</span> <span class="preprocessor"> (s)[(i)++]=(uint8_t)(((c)>>12)|0xe0); \</span></div><div class="line"><a name="l00480"></a><span class="lineno"> 480</span> <span class="preprocessor"> (s)[(i)++]=(uint8_t)((((c)>>6)&0x3f)|0x80); \</span></div><div class="line"><a name="l00481"></a><span class="lineno"> 481</span> <span class="preprocessor"> (s)[(i)++]=(uint8_t)(((c)&0x3f)|0x80); \</span></div><div class="line"><a name="l00482"></a><span class="lineno"> 482</span> <span class="preprocessor"> } else { \</span></div><div class="line"><a name="l00483"></a><span class="lineno"> 483</span> <span class="preprocessor"> (i)=utf8_appendCharSafeBody(s, (i), (capacity), c, &(isError)); \</span></div><div class="line"><a name="l00484"></a><span class="lineno"> 484</span> <span class="preprocessor"> } \</span></div><div class="line"><a name="l00485"></a><span class="lineno"> 485</span> <span class="preprocessor">}</span></div><div class="line"><a name="l00486"></a><span class="lineno"> 486</span> </div><div class="line"><a name="l00497"></a><span class="lineno"><a class="line" href="utf8_8h.html#a64a8113aea2125f806cbf5d77294b3cd"> 497</a></span> <span class="preprocessor">#define U8_FWD_1_UNSAFE(s, i) { \</span></div><div class="line"><a name="l00498"></a><span class="lineno"> 498</span> <span class="preprocessor"> (i)+=1+U8_COUNT_TRAIL_BYTES_UNSAFE((s)[i]); \</span></div><div class="line"><a name="l00499"></a><span class="lineno"> 499</span> <span class="preprocessor">}</span></div><div class="line"><a name="l00500"></a><span class="lineno"> 500</span> </div><div class="line"><a name="l00514"></a><span class="lineno"><a class="line" href="utf8_8h.html#a6d4c94e845b059fddba0c51e9bad87fd"> 514</a></span> <span class="preprocessor">#define U8_FWD_1(s, i, length) { \</span></div><div class="line"><a name="l00515"></a><span class="lineno"> 515</span> <span class="preprocessor"> uint8_t __b=(s)[(i)++]; \</span></div><div class="line"><a name="l00516"></a><span class="lineno"> 516</span> <span class="preprocessor"> if(U8_IS_LEAD(__b) && (i)!=(length)) { \</span></div><div class="line"><a name="l00517"></a><span class="lineno"> 517</span> <span class="preprocessor"> uint8_t __t1=(s)[i]; \</span></div><div class="line"><a name="l00518"></a><span class="lineno"> 518</span> <span class="preprocessor"> if((0xe0<=__b && __b<0xf0)) { \</span></div><div class="line"><a name="l00519"></a><span class="lineno"> 519</span> <span class="preprocessor"> if(U8_IS_VALID_LEAD3_AND_T1(__b, __t1) && \</span></div><div class="line"><a name="l00520"></a><span class="lineno"> 520</span> <span class="preprocessor"> ++(i)!=(length) && U8_IS_TRAIL((s)[i])) { \</span></div><div class="line"><a name="l00521"></a><span class="lineno"> 521</span> <span class="preprocessor"> ++(i); \</span></div><div class="line"><a name="l00522"></a><span class="lineno"> 522</span> <span class="preprocessor"> } \</span></div><div class="line"><a name="l00523"></a><span class="lineno"> 523</span> <span class="preprocessor"> } else if(__b<0xe0) { \</span></div><div class="line"><a name="l00524"></a><span class="lineno"> 524</span> <span class="preprocessor"> if(U8_IS_TRAIL(__t1)) { \</span></div><div class="line"><a name="l00525"></a><span class="lineno"> 525</span> <span class="preprocessor"> ++(i); \</span></div><div class="line"><a name="l00526"></a><span class="lineno"> 526</span> <span class="preprocessor"> } \</span></div><div class="line"><a name="l00527"></a><span class="lineno"> 527</span> <span class="preprocessor"> } else </span><span class="comment">/* c>=0xf0 */</span><span class="preprocessor"> { \</span></div><div class="line"><a name="l00528"></a><span class="lineno"> 528</span> <span class="preprocessor"> if(U8_IS_VALID_LEAD4_AND_T1(__b, __t1) && \</span></div><div class="line"><a name="l00529"></a><span class="lineno"> 529</span> <span class="preprocessor"> ++(i)!=(length) && U8_IS_TRAIL((s)[i]) && \</span></div><div class="line"><a name="l00530"></a><span class="lineno"> 530</span> <span class="preprocessor"> ++(i)!=(length) && U8_IS_TRAIL((s)[i])) { \</span></div><div class="line"><a name="l00531"></a><span class="lineno"> 531</span> <span class="preprocessor"> ++(i); \</span></div><div class="line"><a name="l00532"></a><span class="lineno"> 532</span> <span class="preprocessor"> } \</span></div><div class="line"><a name="l00533"></a><span class="lineno"> 533</span> <span class="preprocessor"> } \</span></div><div class="line"><a name="l00534"></a><span class="lineno"> 534</span> <span class="preprocessor"> } \</span></div><div class="line"><a name="l00535"></a><span class="lineno"> 535</span> <span class="preprocessor">}</span></div><div class="line"><a name="l00536"></a><span class="lineno"> 536</span> </div><div class="line"><a name="l00549"></a><span class="lineno"><a class="line" href="utf8_8h.html#a8e8b4218834110431798cc84a0a664ae"> 549</a></span> <span class="preprocessor">#define U8_FWD_N_UNSAFE(s, i, n) { \</span></div><div class="line"><a name="l00550"></a><span class="lineno"> 550</span> <span class="preprocessor"> int32_t __N=(n); \</span></div><div class="line"><a name="l00551"></a><span class="lineno"> 551</span> <span class="preprocessor"> while(__N>0) { \</span></div><div class="line"><a name="l00552"></a><span class="lineno"> 552</span> <span class="preprocessor"> U8_FWD_1_UNSAFE(s, i); \</span></div><div class="line"><a name="l00553"></a><span class="lineno"> 553</span> <span class="preprocessor"> --__N; \</span></div><div class="line"><a name="l00554"></a><span class="lineno"> 554</span> <span class="preprocessor"> } \</span></div><div class="line"><a name="l00555"></a><span class="lineno"> 555</span> <span class="preprocessor">}</span></div><div class="line"><a name="l00556"></a><span class="lineno"> 556</span> </div><div class="line"><a name="l00572"></a><span class="lineno"><a class="line" href="utf8_8h.html#a9a311dc48b8aa1050345b886adabf213"> 572</a></span> <span class="preprocessor">#define U8_FWD_N(s, i, length, n) { \</span></div><div class="line"><a name="l00573"></a><span class="lineno"> 573</span> <span class="preprocessor"> int32_t __N=(n); \</span></div><div class="line"><a name="l00574"></a><span class="lineno"> 574</span> <span class="preprocessor"> while(__N>0 && ((i)<(length) || ((length)<0 && (s)[i]!=0))) { \</span></div><div class="line"><a name="l00575"></a><span class="lineno"> 575</span> <span class="preprocessor"> U8_FWD_1(s, i, length); \</span></div><div class="line"><a name="l00576"></a><span class="lineno"> 576</span> <span class="preprocessor"> --__N; \</span></div><div class="line"><a name="l00577"></a><span class="lineno"> 577</span> <span class="preprocessor"> } \</span></div><div class="line"><a name="l00578"></a><span class="lineno"> 578</span> <span class="preprocessor">}</span></div><div class="line"><a name="l00579"></a><span class="lineno"> 579</span> </div><div class="line"><a name="l00593"></a><span class="lineno"><a class="line" href="utf8_8h.html#ac46a385dbf64c97337522e1d1875a57e"> 593</a></span> <span class="preprocessor">#define U8_SET_CP_START_UNSAFE(s, i) { \</span></div><div class="line"><a name="l00594"></a><span class="lineno"> 594</span> <span class="preprocessor"> while(U8_IS_TRAIL((s)[i])) { --(i); } \</span></div><div class="line"><a name="l00595"></a><span class="lineno"> 595</span> <span class="preprocessor">}</span></div><div class="line"><a name="l00596"></a><span class="lineno"> 596</span> </div><div class="line"><a name="l00611"></a><span class="lineno"><a class="line" href="utf8_8h.html#aa6d33627a8a5420a8f61e50da2aeca2a"> 611</a></span> <span class="preprocessor">#define U8_SET_CP_START(s, start, i) { \</span></div><div class="line"><a name="l00612"></a><span class="lineno"> 612</span> <span class="preprocessor"> if(U8_IS_TRAIL((s)[(i)])) { \</span></div><div class="line"><a name="l00613"></a><span class="lineno"> 613</span> <span class="preprocessor"> (i)=utf8_back1SafeBody(s, start, (i)); \</span></div><div class="line"><a name="l00614"></a><span class="lineno"> 614</span> <span class="preprocessor"> } \</span></div><div class="line"><a name="l00615"></a><span class="lineno"> 615</span> <span class="preprocessor">}</span></div><div class="line"><a name="l00616"></a><span class="lineno"> 616</span> </div><div class="line"><a name="l00617"></a><span class="lineno"> 617</span> <span class="comment">/* definitions with backward iteration -------------------------------------- */</span></div><div class="line"><a name="l00618"></a><span class="lineno"> 618</span> </div><div class="line"><a name="l00638"></a><span class="lineno"><a class="line" href="utf8_8h.html#a5f78eb19a6b25f61dccbae45d6ecf955"> 638</a></span> <span class="preprocessor">#define U8_PREV_UNSAFE(s, i, c) { \</span></div><div class="line"><a name="l00639"></a><span class="lineno"> 639</span> <span class="preprocessor"> (c)=(uint8_t)(s)[--(i)]; \</span></div><div class="line"><a name="l00640"></a><span class="lineno"> 640</span> <span class="preprocessor"> if(U8_IS_TRAIL(c)) { \</span></div><div class="line"><a name="l00641"></a><span class="lineno"> 641</span> <span class="preprocessor"> uint8_t __b, __count=1, __shift=6; \</span></div><div class="line"><a name="l00642"></a><span class="lineno"> 642</span> <span class="preprocessor">\</span></div><div class="line"><a name="l00643"></a><span class="lineno"> 643</span> <span class="preprocessor"> </span><span class="comment">/* c is a trail byte */</span><span class="preprocessor"> \</span></div><div class="line"><a name="l00644"></a><span class="lineno"> 644</span> <span class="preprocessor"> (c)&=0x3f; \</span></div><div class="line"><a name="l00645"></a><span class="lineno"> 645</span> <span class="preprocessor"> for(;;) { \</span></div><div class="line"><a name="l00646"></a><span class="lineno"> 646</span> <span class="preprocessor"> __b=(s)[--(i)]; \</span></div><div class="line"><a name="l00647"></a><span class="lineno"> 647</span> <span class="preprocessor"> if(__b>=0xc0) { \</span></div><div class="line"><a name="l00648"></a><span class="lineno"> 648</span> <span class="preprocessor"> U8_MASK_LEAD_BYTE(__b, __count); \</span></div><div class="line"><a name="l00649"></a><span class="lineno"> 649</span> <span class="preprocessor"> (c)|=(UChar32)__b<<__shift; \</span></div><div class="line"><a name="l00650"></a><span class="lineno"> 650</span> <span class="preprocessor"> break; \</span></div><div class="line"><a name="l00651"></a><span class="lineno"> 651</span> <span class="preprocessor"> } else { \</span></div><div class="line"><a name="l00652"></a><span class="lineno"> 652</span> <span class="preprocessor"> (c)|=(UChar32)(__b&0x3f)<<__shift; \</span></div><div class="line"><a name="l00653"></a><span class="lineno"> 653</span> <span class="preprocessor"> ++__count; \</span></div><div class="line"><a name="l00654"></a><span class="lineno"> 654</span> <span class="preprocessor"> __shift+=6; \</span></div><div class="line"><a name="l00655"></a><span class="lineno"> 655</span> <span class="preprocessor"> } \</span></div><div class="line"><a name="l00656"></a><span class="lineno"> 656</span> <span class="preprocessor"> } \</span></div><div class="line"><a name="l00657"></a><span class="lineno"> 657</span> <span class="preprocessor"> } \</span></div><div class="line"><a name="l00658"></a><span class="lineno"> 658</span> <span class="preprocessor">}</span></div><div class="line"><a name="l00659"></a><span class="lineno"> 659</span> </div><div class="line"><a name="l00680"></a><span class="lineno"><a class="line" href="utf8_8h.html#a17287c1f01ce84fdf8852a756643b076"> 680</a></span> <span class="preprocessor">#define U8_PREV(s, start, i, c) { \</span></div><div class="line"><a name="l00681"></a><span class="lineno"> 681</span> <span class="preprocessor"> (c)=(uint8_t)(s)[--(i)]; \</span></div><div class="line"><a name="l00682"></a><span class="lineno"> 682</span> <span class="preprocessor"> if(!U8_IS_SINGLE(c)) { \</span></div><div class="line"><a name="l00683"></a><span class="lineno"> 683</span> <span class="preprocessor"> (c)=utf8_prevCharSafeBody((const uint8_t *)s, start, &(i), c, -1); \</span></div><div class="line"><a name="l00684"></a><span class="lineno"> 684</span> <span class="preprocessor"> } \</span></div><div class="line"><a name="l00685"></a><span class="lineno"> 685</span> <span class="preprocessor">}</span></div><div class="line"><a name="l00686"></a><span class="lineno"> 686</span> </div><div class="line"><a name="l00711"></a><span class="lineno"><a class="line" href="utf8_8h.html#aeef5d89106e5cf1c48727100c0b315bd"> 711</a></span> <span class="preprocessor">#define U8_PREV_OR_FFFD(s, start, i, c) { \</span></div><div class="line"><a name="l00712"></a><span class="lineno"> 712</span> <span class="preprocessor"> (c)=(uint8_t)(s)[--(i)]; \</span></div><div class="line"><a name="l00713"></a><span class="lineno"> 713</span> <span class="preprocessor"> if(!U8_IS_SINGLE(c)) { \</span></div><div class="line"><a name="l00714"></a><span class="lineno"> 714</span> <span class="preprocessor"> (c)=utf8_prevCharSafeBody((const uint8_t *)s, start, &(i), c, -3); \</span></div><div class="line"><a name="l00715"></a><span class="lineno"> 715</span> <span class="preprocessor"> } \</span></div><div class="line"><a name="l00716"></a><span class="lineno"> 716</span> <span class="preprocessor">}</span></div><div class="line"><a name="l00717"></a><span class="lineno"> 717</span> </div><div class="line"><a name="l00729"></a><span class="lineno"><a class="line" href="utf8_8h.html#a3969beb6252f8605ab678990c8af2f48"> 729</a></span> <span class="preprocessor">#define U8_BACK_1_UNSAFE(s, i) { \</span></div><div class="line"><a name="l00730"></a><span class="lineno"> 730</span> <span class="preprocessor"> while(U8_IS_TRAIL((s)[--(i)])) {} \</span></div><div class="line"><a name="l00731"></a><span class="lineno"> 731</span> <span class="preprocessor">}</span></div><div class="line"><a name="l00732"></a><span class="lineno"> 732</span> </div><div class="line"><a name="l00745"></a><span class="lineno"><a class="line" href="utf8_8h.html#adac4ee359e6233cb2990b1047fd5be3c"> 745</a></span> <span class="preprocessor">#define U8_BACK_1(s, start, i) { \</span></div><div class="line"><a name="l00746"></a><span class="lineno"> 746</span> <span class="preprocessor"> if(U8_IS_TRAIL((s)[--(i)])) { \</span></div><div class="line"><a name="l00747"></a><span class="lineno"> 747</span> <span class="preprocessor"> (i)=utf8_back1SafeBody(s, start, (i)); \</span></div><div class="line"><a name="l00748"></a><span class="lineno"> 748</span> <span class="preprocessor"> } \</span></div><div class="line"><a name="l00749"></a><span class="lineno"> 749</span> <span class="preprocessor">}</span></div><div class="line"><a name="l00750"></a><span class="lineno"> 750</span> </div><div class="line"><a name="l00764"></a><span class="lineno"><a class="line" href="utf8_8h.html#aa36f62ea4ac87362e376e4cbea10098d"> 764</a></span> <span class="preprocessor">#define U8_BACK_N_UNSAFE(s, i, n) { \</span></div><div class="line"><a name="l00765"></a><span class="lineno"> 765</span> <span class="preprocessor"> int32_t __N=(n); \</span></div><div class="line"><a name="l00766"></a><span class="lineno"> 766</span> <span class="preprocessor"> while(__N>0) { \</span></div><div class="line"><a name="l00767"></a><span class="lineno"> 767</span> <span class="preprocessor"> U8_BACK_1_UNSAFE(s, i); \</span></div><div class="line"><a name="l00768"></a><span class="lineno"> 768</span> <span class="preprocessor"> --__N; \</span></div><div class="line"><a name="l00769"></a><span class="lineno"> 769</span> <span class="preprocessor"> } \</span></div><div class="line"><a name="l00770"></a><span class="lineno"> 770</span> <span class="preprocessor">}</span></div><div class="line"><a name="l00771"></a><span class="lineno"> 771</span> </div><div class="line"><a name="l00786"></a><span class="lineno"><a class="line" href="utf8_8h.html#ab0ce585952c8ba4b103fb6b7aea801ba"> 786</a></span> <span class="preprocessor">#define U8_BACK_N(s, start, i, n) { \</span></div><div class="line"><a name="l00787"></a><span class="lineno"> 787</span> <span class="preprocessor"> int32_t __N=(n); \</span></div><div class="line"><a name="l00788"></a><span class="lineno"> 788</span> <span class="preprocessor"> while(__N>0 && (i)>(start)) { \</span></div><div class="line"><a name="l00789"></a><span class="lineno"> 789</span> <span class="preprocessor"> U8_BACK_1(s, start, i); \</span></div><div class="line"><a name="l00790"></a><span class="lineno"> 790</span> <span class="preprocessor"> --__N; \</span></div><div class="line"><a name="l00791"></a><span class="lineno"> 791</span> <span class="preprocessor"> } \</span></div><div class="line"><a name="l00792"></a><span class="lineno"> 792</span> <span class="preprocessor">}</span></div><div class="line"><a name="l00793"></a><span class="lineno"> 793</span> </div><div class="line"><a name="l00807"></a><span class="lineno"><a class="line" href="utf8_8h.html#a910ba47de6d82fafc25b5e12f3a68588"> 807</a></span> <span class="preprocessor">#define U8_SET_CP_LIMIT_UNSAFE(s, i) { \</span></div><div class="line"><a name="l00808"></a><span class="lineno"> 808</span> <span class="preprocessor"> U8_BACK_1_UNSAFE(s, i); \</span></div><div class="line"><a name="l00809"></a><span class="lineno"> 809</span> <span class="preprocessor"> U8_FWD_1_UNSAFE(s, i); \</span></div><div class="line"><a name="l00810"></a><span class="lineno"> 810</span> <span class="preprocessor">}</span></div><div class="line"><a name="l00811"></a><span class="lineno"> 811</span> </div><div class="line"><a name="l00829"></a><span class="lineno"><a class="line" href="utf8_8h.html#a40fe523809a3a4e647e47513336b81d9"> 829</a></span> <span class="preprocessor">#define U8_SET_CP_LIMIT(s, start, i, length) { \</span></div><div class="line"><a name="l00830"></a><span class="lineno"> 830</span> <span class="preprocessor"> if((start)<(i) && ((i)<(length) || (length)<0)) { \</span></div><div class="line"><a name="l00831"></a><span class="lineno"> 831</span> <span class="preprocessor"> U8_BACK_1(s, start, i); \</span></div><div class="line"><a name="l00832"></a><span class="lineno"> 832</span> <span class="preprocessor"> U8_FWD_1(s, i, length); \</span></div><div class="line"><a name="l00833"></a><span class="lineno"> 833</span> <span class="preprocessor"> } \</span></div><div class="line"><a name="l00834"></a><span class="lineno"> 834</span> <span class="preprocessor">}</span></div><div class="line"><a name="l00835"></a><span class="lineno"> 835</span> </div><div class="line"><a name="l00836"></a><span class="lineno"> 836</span> <span class="preprocessor">#endif</span></div><div class="ttc" id="utf8_8h_html_a6eaf56eb54abb71eafcc0c347daa821f"><div class="ttname"><a href="utf8_8h.html#a6eaf56eb54abb71eafcc0c347daa821f">utf8_nextCharSafeBody</a></div><div class="ttdeci">UChar32 utf8_nextCharSafeBody(const uint8_t *s, int32_t *pi, int32_t length, UChar32 c, UBool strict)</div><div class="ttdoc">Function for handling "next code point" with error-checking. </div></div> <div class="ttc" id="umachine_8h_html"><div class="ttname"><a href="umachine_8h.html">umachine.h</a></div><div class="ttdoc">Basic types and constants for UTF. </div></div> <div class="ttc" id="utf_8h_html"><div class="ttname"><a href="utf_8h.html">utf.h</a></div><div class="ttdoc">C API: Code point macros. </div></div> <div class="ttc" id="utf8_8h_html_a2bbae41d2d845750088a17dc55f59096"><div class="ttname"><a href="utf8_8h.html#a2bbae41d2d845750088a17dc55f59096">utf8_prevCharSafeBody</a></div><div class="ttdeci">UChar32 utf8_prevCharSafeBody(const uint8_t *s, int32_t start, int32_t *pi, UChar32 c, UBool strict)</div><div class="ttdoc">Function for handling "previous code point" with error-checking. </div></div> <div class="ttc" id="utf8_8h_html_a4017310e2ecadac7dea5a432a33ccf30"><div class="ttname"><a href="utf8_8h.html#a4017310e2ecadac7dea5a432a33ccf30">utf8_back1SafeBody</a></div><div class="ttdeci">int32_t utf8_back1SafeBody(const uint8_t *s, int32_t start, int32_t i)</div><div class="ttdoc">Function for handling "skip backward one code point" with error-checking. </div></div> <div class="ttc" id="umachine_8h_html_a09fff5c3b5a5b015324dc3ec3cf92809"><div class="ttname"><a href="umachine_8h.html#a09fff5c3b5a5b015324dc3ec3cf92809">UChar32</a></div><div class="ttdeci">int32_t UChar32</div><div class="ttdoc">Define UChar32 as a type for single Unicode code points. </div><div class="ttdef"><b>Definition:</b> <a href="umachine_8h_source.html#l00396">umachine.h:396</a></div></div> <div class="ttc" id="utf8_8h_html_a6cf17491f1c237bbe5b002056b830fd3"><div class="ttname"><a href="utf8_8h.html#a6cf17491f1c237bbe5b002056b830fd3">utf8_appendCharSafeBody</a></div><div class="ttdeci">int32_t utf8_appendCharSafeBody(uint8_t *s, int32_t i, int32_t length, UChar32 c, UBool *pIsError)</div><div class="ttdoc">Function for handling "append code point" with error-checking. </div></div> <div class="ttc" id="umachine_8h_html_af3e3799716eaa41e3f49c7bf18c62b98"><div class="ttname"><a href="umachine_8h.html#af3e3799716eaa41e3f49c7bf18c62b98">U_STABLE</a></div><div class="ttdeci">#define U_STABLE</div><div class="ttdoc">This is used to declare a function as a stable public ICU C API. </div><div class="ttdef"><b>Definition:</b> <a href="umachine_8h_source.html#l00111">umachine.h:111</a></div></div> <div class="ttc" id="umachine_8h_html_a349ef00011f20ccd1d3b424445681aa5"><div class="ttname"><a href="umachine_8h.html#a349ef00011f20ccd1d3b424445681aa5">UBool</a></div><div class="ttdeci">int8_t UBool</div><div class="ttdoc">The ICU boolean type. </div><div class="ttdef"><b>Definition:</b> <a href="umachine_8h_source.html#l00236">umachine.h:236</a></div></div> </div><!-- fragment --></div><!-- contents --> <!-- start footer part --> <hr class="footer"/><address class="footer"><small> Generated by  <a href="http://www.doxygen.org/index.html"> <img class="footer" src="doxygen.png" alt="doxygen"/> </a> 1.8.14 </small></address> </body> </html>
💾 Save Changes
❌ Cancel