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<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">// Copyright (C) 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: US-ASCII</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"> 55</span> <span class="preprocessor">#ifdef U_UTF8_IMPL</span></div><div class="line"><a name="l00056"></a><span class="lineno"> 56</span> <a class="code" href="platform_8h.html#a7d78411159504c2d6770763f924a1792">U_EXPORT</a> <span class="keyword">const</span> uint8_t </div><div class="line"><a name="l00057"></a><span class="lineno"> 57</span> <span class="preprocessor">#elif defined(U_STATIC_IMPLEMENTATION) || defined(U_COMMON_IMPLEMENTATION)</span></div><div class="line"><a name="l00058"></a><span class="lineno"> 58</span> <a class="code" href="umachine_8h.html#af702d65cba0638c5a8194cccc8d7c39e">U_CFUNC</a> <span class="keyword">const</span> uint8_t</div><div class="line"><a name="l00059"></a><span class="lineno"> 59</span> <span class="preprocessor">#else</span></div><div class="line"><a name="l00060"></a><span class="lineno"> 60</span> <a class="code" href="umachine_8h.html#af702d65cba0638c5a8194cccc8d7c39e">U_CFUNC</a> <a class="code" href="platform_8h.html#a4099e2ee510ce74ddacfc2010306b8b5">U_IMPORT</a> <span class="keyword">const</span> uint8_t <span class="comment">/* U_IMPORT2? */</span> <span class="comment">/*U_IMPORT*/</span> </div><div class="line"><a name="l00061"></a><span class="lineno"> 61</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00062"></a><span class="lineno"><a class="line" href="utf8_8h.html#a4e3ae25d5856272ab60ab87c28572a99"> 62</a></span> <a class="code" href="utf8_8h.html#a4e3ae25d5856272ab60ab87c28572a99">utf8_countTrailBytes</a>[256];</div><div class="line"><a name="l00063"></a><span class="lineno"> 63</span> </div><div class="line"><a name="l00082"></a><span class="lineno"><a class="line" href="utf8_8h.html#ae534bfef078b4f5d09e8da543a779db7"> 82</a></span> <span class="preprocessor">#define U8_COUNT_TRAIL_BYTES(leadByte) \</span></div><div class="line"><a name="l00083"></a><span class="lineno"> 83</span> <span class="preprocessor"> ((uint8_t)(leadByte)<0xf0 ? \</span></div><div class="line"><a name="l00084"></a><span class="lineno"> 84</span> <span class="preprocessor"> ((uint8_t)(leadByte)>=0xc0)+((uint8_t)(leadByte)>=0xe0) : \</span></div><div class="line"><a name="l00085"></a><span class="lineno"> 85</span> <span class="preprocessor"> (uint8_t)(leadByte)<0xfe ? 3+((uint8_t)(leadByte)>=0xf8)+((uint8_t)(leadByte)>=0xfc) : 0)</span></div><div class="line"><a name="l00086"></a><span class="lineno"> 86</span> </div><div class="line"><a name="l00098"></a><span class="lineno"><a class="line" href="utf8_8h.html#a32281421a1d07ef0de83e7f44c5d7ba2"> 98</a></span> <span class="preprocessor">#define U8_COUNT_TRAIL_BYTES_UNSAFE(leadByte) \</span></div><div class="line"><a name="l00099"></a><span class="lineno"> 99</span> <span class="preprocessor"> (((leadByte)>=0xc0)+((leadByte)>=0xe0)+((leadByte)>=0xf0))</span></div><div class="line"><a name="l00100"></a><span class="lineno"> 100</span> </div><div class="line"><a name="l00108"></a><span class="lineno"><a class="line" href="utf8_8h.html#ae8ed1045986b8bf27814e9bc78388961"> 108</a></span> <span class="preprocessor">#define U8_MASK_LEAD_BYTE(leadByte, countTrailBytes) ((leadByte)&=(1<<(6-(countTrailBytes)))-1)</span></div><div class="line"><a name="l00109"></a><span class="lineno"> 109</span> </div><div class="line"><a name="l00119"></a><span class="lineno"> 119</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="l00120"></a><span class="lineno"> 120</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="l00121"></a><span class="lineno"> 121</span> </div><div class="line"><a name="l00131"></a><span class="lineno"> 131</span> <a class="code" href="umachine_8h.html#af3e3799716eaa41e3f49c7bf18c62b98">U_STABLE</a> int32_t U_EXPORT2</div><div class="line"><a name="l00132"></a><span class="lineno"> 132</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="l00133"></a><span class="lineno"> 133</span> </div><div class="line"><a name="l00143"></a><span class="lineno"> 143</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="l00144"></a><span class="lineno"> 144</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="l00145"></a><span class="lineno"> 145</span> </div><div class="line"><a name="l00155"></a><span class="lineno"> 155</span> <a class="code" href="umachine_8h.html#af3e3799716eaa41e3f49c7bf18c62b98">U_STABLE</a> int32_t U_EXPORT2</div><div class="line"><a name="l00156"></a><span class="lineno"> 156</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="l00157"></a><span class="lineno"> 157</span> </div><div class="line"><a name="l00158"></a><span class="lineno"> 158</span> <span class="comment">/* single-code point definitions -------------------------------------------- */</span></div><div class="line"><a name="l00159"></a><span class="lineno"> 159</span> </div><div class="line"><a name="l00166"></a><span class="lineno"><a class="line" href="utf8_8h.html#a8f3a9427d880458a9fa6b169a3cc1b3c"> 166</a></span> <span class="preprocessor">#define U8_IS_SINGLE(c) (((c)&0x80)==0)</span></div><div class="line"><a name="l00167"></a><span class="lineno"> 167</span> </div><div class="line"><a name="l00174"></a><span class="lineno"><a class="line" href="utf8_8h.html#adb9837ea38dd811524a5b761ddc2a2ca"> 174</a></span> <span class="preprocessor">#define U8_IS_LEAD(c) ((uint8_t)((c)-0xc0)<0x3e)</span></div><div class="line"><a name="l00175"></a><span class="lineno"> 175</span> </div><div class="line"><a name="l00182"></a><span class="lineno"><a class="line" href="utf8_8h.html#afed9fc9bf480bf15a2e6051774f2d80e"> 182</a></span> <span class="preprocessor">#define U8_IS_TRAIL(c) (((c)&0xc0)==0x80)</span></div><div class="line"><a name="l00183"></a><span class="lineno"> 183</span> </div><div class="line"><a name="l00191"></a><span class="lineno"><a class="line" href="utf8_8h.html#af1730b8bbb3053465ee58702821846f1"> 191</a></span> <span class="preprocessor">#define U8_LENGTH(c) \</span></div><div class="line"><a name="l00192"></a><span class="lineno"> 192</span> <span class="preprocessor"> ((uint32_t)(c)<=0x7f ? 1 : \</span></div><div class="line"><a name="l00193"></a><span class="lineno"> 193</span> <span class="preprocessor"> ((uint32_t)(c)<=0x7ff ? 2 : \</span></div><div class="line"><a name="l00194"></a><span class="lineno"> 194</span> <span class="preprocessor"> ((uint32_t)(c)<=0xd7ff ? 3 : \</span></div><div class="line"><a name="l00195"></a><span class="lineno"> 195</span> <span class="preprocessor"> ((uint32_t)(c)<=0xdfff || (uint32_t)(c)>0x10ffff ? 0 : \</span></div><div class="line"><a name="l00196"></a><span class="lineno"> 196</span> <span class="preprocessor"> ((uint32_t)(c)<=0xffff ? 3 : 4)\</span></div><div class="line"><a name="l00197"></a><span class="lineno"> 197</span> <span class="preprocessor"> ) \</span></div><div class="line"><a name="l00198"></a><span class="lineno"> 198</span> <span class="preprocessor"> ) \</span></div><div class="line"><a name="l00199"></a><span class="lineno"> 199</span> <span class="preprocessor"> ) \</span></div><div class="line"><a name="l00200"></a><span class="lineno"> 200</span> <span class="preprocessor"> )</span></div><div class="line"><a name="l00201"></a><span class="lineno"> 201</span> </div><div class="line"><a name="l00207"></a><span class="lineno"><a class="line" href="utf8_8h.html#aa2298b48749d9f45772c8f5a6885464a"> 207</a></span> <span class="preprocessor">#define U8_MAX_LENGTH 4</span></div><div class="line"><a name="l00208"></a><span class="lineno"> 208</span> </div><div class="line"><a name="l00225"></a><span class="lineno"><a class="line" href="utf8_8h.html#a125e5e7a4ef2f3f57b078f706b2b67f8"> 225</a></span> <span class="preprocessor">#define U8_GET_UNSAFE(s, i, c) { \</span></div><div class="line"><a name="l00226"></a><span class="lineno"> 226</span> <span class="preprocessor"> int32_t _u8_get_unsafe_index=(int32_t)(i); \</span></div><div class="line"><a name="l00227"></a><span class="lineno"> 227</span> <span class="preprocessor"> U8_SET_CP_START_UNSAFE(s, _u8_get_unsafe_index); \</span></div><div class="line"><a name="l00228"></a><span class="lineno"> 228</span> <span class="preprocessor"> U8_NEXT_UNSAFE(s, _u8_get_unsafe_index, c); \</span></div><div class="line"><a name="l00229"></a><span class="lineno"> 229</span> <span class="preprocessor">}</span></div><div class="line"><a name="l00230"></a><span class="lineno"> 230</span> </div><div class="line"><a name="l00252"></a><span class="lineno"><a class="line" href="utf8_8h.html#a10a57a084d75604c4a81fb5eec46ae6a"> 252</a></span> <span class="preprocessor">#define U8_GET(s, start, i, length, c) { \</span></div><div class="line"><a name="l00253"></a><span class="lineno"> 253</span> <span class="preprocessor"> int32_t _u8_get_index=(i); \</span></div><div class="line"><a name="l00254"></a><span class="lineno"> 254</span> <span class="preprocessor"> U8_SET_CP_START(s, start, _u8_get_index); \</span></div><div class="line"><a name="l00255"></a><span class="lineno"> 255</span> <span class="preprocessor"> U8_NEXT(s, _u8_get_index, length, c); \</span></div><div class="line"><a name="l00256"></a><span class="lineno"> 256</span> <span class="preprocessor">}</span></div><div class="line"><a name="l00257"></a><span class="lineno"> 257</span> </div><div class="line"><a name="l00283"></a><span class="lineno"><a class="line" href="utf8_8h.html#ad13323ca441892bdb6b49b6954ab9ffb"> 283</a></span> <span class="preprocessor">#define U8_GET_OR_FFFD(s, start, i, length, c) { \</span></div><div class="line"><a name="l00284"></a><span class="lineno"> 284</span> <span class="preprocessor"> int32_t _u8_get_index=(i); \</span></div><div class="line"><a name="l00285"></a><span class="lineno"> 285</span> <span class="preprocessor"> U8_SET_CP_START(s, start, _u8_get_index); \</span></div><div class="line"><a name="l00286"></a><span class="lineno"> 286</span> <span class="preprocessor"> U8_NEXT_OR_FFFD(s, _u8_get_index, length, c); \</span></div><div class="line"><a name="l00287"></a><span class="lineno"> 287</span> <span class="preprocessor">}</span></div><div class="line"><a name="l00288"></a><span class="lineno"> 288</span> </div><div class="line"><a name="l00289"></a><span class="lineno"> 289</span> <span class="comment">/* definitions with forward iteration --------------------------------------- */</span></div><div class="line"><a name="l00290"></a><span class="lineno"> 290</span> </div><div class="line"><a name="l00308"></a><span class="lineno"><a class="line" href="utf8_8h.html#a28ecdb4233301285fc4ce7f9ea1ed644"> 308</a></span> <span class="preprocessor">#define U8_NEXT_UNSAFE(s, i, c) { \</span></div><div class="line"><a name="l00309"></a><span class="lineno"> 309</span> <span class="preprocessor"> (c)=(uint8_t)(s)[(i)++]; \</span></div><div class="line"><a name="l00310"></a><span class="lineno"> 310</span> <span class="preprocessor"> if((c)>=0x80) { \</span></div><div class="line"><a name="l00311"></a><span class="lineno"> 311</span> <span class="preprocessor"> if((c)<0xe0) { \</span></div><div class="line"><a name="l00312"></a><span class="lineno"> 312</span> <span class="preprocessor"> (c)=(((c)&0x1f)<<6)|((s)[(i)++]&0x3f); \</span></div><div class="line"><a name="l00313"></a><span class="lineno"> 313</span> <span class="preprocessor"> } else if((c)<0xf0) { \</span></div><div class="line"><a name="l00314"></a><span class="lineno"> 314</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="l00315"></a><span class="lineno"> 315</span> <span class="preprocessor"> (c)=(UChar)(((c)<<12)|(((s)[i]&0x3f)<<6)|((s)[(i)+1]&0x3f)); \</span></div><div class="line"><a name="l00316"></a><span class="lineno"> 316</span> <span class="preprocessor"> (i)+=2; \</span></div><div class="line"><a name="l00317"></a><span class="lineno"> 317</span> <span class="preprocessor"> } else { \</span></div><div class="line"><a name="l00318"></a><span class="lineno"> 318</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="l00319"></a><span class="lineno"> 319</span> <span class="preprocessor"> (i)+=3; \</span></div><div class="line"><a name="l00320"></a><span class="lineno"> 320</span> <span class="preprocessor"> } \</span></div><div class="line"><a name="l00321"></a><span class="lineno"> 321</span> <span class="preprocessor"> } \</span></div><div class="line"><a name="l00322"></a><span class="lineno"> 322</span> <span class="preprocessor">}</span></div><div class="line"><a name="l00323"></a><span class="lineno"> 323</span> </div><div class="line"><a name="l00344"></a><span class="lineno"><a class="line" href="utf8_8h.html#a57f3e5429ae4edb27a42367c627aa482"> 344</a></span> <span class="preprocessor">#define U8_NEXT(s, i, length, c) { \</span></div><div class="line"><a name="l00345"></a><span class="lineno"> 345</span> <span class="preprocessor"> (c)=(uint8_t)(s)[(i)++]; \</span></div><div class="line"><a name="l00346"></a><span class="lineno"> 346</span> <span class="preprocessor"> if((c)>=0x80) { \</span></div><div class="line"><a name="l00347"></a><span class="lineno"> 347</span> <span class="preprocessor"> uint8_t __t1, __t2; \</span></div><div class="line"><a name="l00348"></a><span class="lineno"> 348</span> <span class="preprocessor"> if( </span><span class="comment">/* handle U+1000..U+CFFF inline */</span><span class="preprocessor"> \</span></div><div class="line"><a name="l00349"></a><span class="lineno"> 349</span> <span class="preprocessor"> (0xe0<(c) && (c)<=0xec) && \</span></div><div class="line"><a name="l00350"></a><span class="lineno"> 350</span> <span class="preprocessor"> (((i)+1)<(length) || (length)<0) && \</span></div><div class="line"><a name="l00351"></a><span class="lineno"> 351</span> <span class="preprocessor"> (__t1=(uint8_t)((s)[i]-0x80))<=0x3f && \</span></div><div class="line"><a name="l00352"></a><span class="lineno"> 352</span> <span class="preprocessor"> (__t2=(uint8_t)((s)[(i)+1]-0x80))<= 0x3f \</span></div><div class="line"><a name="l00353"></a><span class="lineno"> 353</span> <span class="preprocessor"> ) { \</span></div><div class="line"><a name="l00354"></a><span class="lineno"> 354</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="l00355"></a><span class="lineno"> 355</span> <span class="preprocessor"> (c)=(UChar)(((c)<<12)|(__t1<<6)|__t2); \</span></div><div class="line"><a name="l00356"></a><span class="lineno"> 356</span> <span class="preprocessor"> (i)+=2; \</span></div><div class="line"><a name="l00357"></a><span class="lineno"> 357</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="l00358"></a><span class="lineno"> 358</span> <span class="preprocessor"> ((c)<0xe0 && (c)>=0xc2) && \</span></div><div class="line"><a name="l00359"></a><span class="lineno"> 359</span> <span class="preprocessor"> ((i)!=(length)) && \</span></div><div class="line"><a name="l00360"></a><span class="lineno"> 360</span> <span class="preprocessor"> (__t1=(uint8_t)((s)[i]-0x80))<=0x3f \</span></div><div class="line"><a name="l00361"></a><span class="lineno"> 361</span> <span class="preprocessor"> ) { \</span></div><div class="line"><a name="l00362"></a><span class="lineno"> 362</span> <span class="preprocessor"> (c)=(((c)&0x1f)<<6)|__t1; \</span></div><div class="line"><a name="l00363"></a><span class="lineno"> 363</span> <span class="preprocessor"> ++(i); \</span></div><div class="line"><a name="l00364"></a><span class="lineno"> 364</span> <span class="preprocessor"> } else { \</span></div><div class="line"><a name="l00365"></a><span class="lineno"> 365</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="l00366"></a><span class="lineno"> 366</span> <span class="preprocessor"> (c)=utf8_nextCharSafeBody((const uint8_t *)s, &(i), (length), c, -1); \</span></div><div class="line"><a name="l00367"></a><span class="lineno"> 367</span> <span class="preprocessor"> } \</span></div><div class="line"><a name="l00368"></a><span class="lineno"> 368</span> <span class="preprocessor"> } \</span></div><div class="line"><a name="l00369"></a><span class="lineno"> 369</span> <span class="preprocessor">}</span></div><div class="line"><a name="l00370"></a><span class="lineno"> 370</span> </div><div class="line"><a name="l00395"></a><span class="lineno"><a class="line" href="utf8_8h.html#a7dda2b78867c9d648ad5a0f400fdb1b4"> 395</a></span> <span class="preprocessor">#define U8_NEXT_OR_FFFD(s, i, length, c) { \</span></div><div class="line"><a name="l00396"></a><span class="lineno"> 396</span> <span class="preprocessor"> (c)=(uint8_t)(s)[(i)++]; \</span></div><div class="line"><a name="l00397"></a><span class="lineno"> 397</span> <span class="preprocessor"> if((c)>=0x80) { \</span></div><div class="line"><a name="l00398"></a><span class="lineno"> 398</span> <span class="preprocessor"> uint8_t __t1, __t2; \</span></div><div class="line"><a name="l00399"></a><span class="lineno"> 399</span> <span class="preprocessor"> if( </span><span class="comment">/* handle U+1000..U+CFFF inline */</span><span class="preprocessor"> \</span></div><div class="line"><a name="l00400"></a><span class="lineno"> 400</span> <span class="preprocessor"> (0xe0<(c) && (c)<=0xec) && \</span></div><div class="line"><a name="l00401"></a><span class="lineno"> 401</span> <span class="preprocessor"> (((i)+1)<(length) || (length)<0) && \</span></div><div class="line"><a name="l00402"></a><span class="lineno"> 402</span> <span class="preprocessor"> (__t1=(uint8_t)((s)[i]-0x80))<=0x3f && \</span></div><div class="line"><a name="l00403"></a><span class="lineno"> 403</span> <span class="preprocessor"> (__t2=(uint8_t)((s)[(i)+1]-0x80))<= 0x3f \</span></div><div class="line"><a name="l00404"></a><span class="lineno"> 404</span> <span class="preprocessor"> ) { \</span></div><div class="line"><a name="l00405"></a><span class="lineno"> 405</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="l00406"></a><span class="lineno"> 406</span> <span class="preprocessor"> (c)=(UChar)(((c)<<12)|(__t1<<6)|__t2); \</span></div><div class="line"><a name="l00407"></a><span class="lineno"> 407</span> <span class="preprocessor"> (i)+=2; \</span></div><div class="line"><a name="l00408"></a><span class="lineno"> 408</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="l00409"></a><span class="lineno"> 409</span> <span class="preprocessor"> ((c)<0xe0 && (c)>=0xc2) && \</span></div><div class="line"><a name="l00410"></a><span class="lineno"> 410</span> <span class="preprocessor"> ((i)!=(length)) && \</span></div><div class="line"><a name="l00411"></a><span class="lineno"> 411</span> <span class="preprocessor"> (__t1=(uint8_t)((s)[i]-0x80))<=0x3f \</span></div><div class="line"><a name="l00412"></a><span class="lineno"> 412</span> <span class="preprocessor"> ) { \</span></div><div class="line"><a name="l00413"></a><span class="lineno"> 413</span> <span class="preprocessor"> (c)=(((c)&0x1f)<<6)|__t1; \</span></div><div class="line"><a name="l00414"></a><span class="lineno"> 414</span> <span class="preprocessor"> ++(i); \</span></div><div class="line"><a name="l00415"></a><span class="lineno"> 415</span> <span class="preprocessor"> } else { \</span></div><div class="line"><a name="l00416"></a><span class="lineno"> 416</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="l00417"></a><span class="lineno"> 417</span> <span class="preprocessor"> (c)=utf8_nextCharSafeBody((const uint8_t *)s, &(i), (length), c, -3); \</span></div><div class="line"><a name="l00418"></a><span class="lineno"> 418</span> <span class="preprocessor"> } \</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> </div><div class="line"><a name="l00435"></a><span class="lineno"><a class="line" href="utf8_8h.html#a154f04764da5af41729c4df6bf9e09f3"> 435</a></span> <span class="preprocessor">#define U8_APPEND_UNSAFE(s, i, c) { \</span></div><div class="line"><a name="l00436"></a><span class="lineno"> 436</span> <span class="preprocessor"> if((uint32_t)(c)<=0x7f) { \</span></div><div class="line"><a name="l00437"></a><span class="lineno"> 437</span> <span class="preprocessor"> (s)[(i)++]=(uint8_t)(c); \</span></div><div class="line"><a name="l00438"></a><span class="lineno"> 438</span> <span class="preprocessor"> } else { \</span></div><div class="line"><a name="l00439"></a><span class="lineno"> 439</span> <span class="preprocessor"> if((uint32_t)(c)<=0x7ff) { \</span></div><div class="line"><a name="l00440"></a><span class="lineno"> 440</span> <span class="preprocessor"> (s)[(i)++]=(uint8_t)(((c)>>6)|0xc0); \</span></div><div class="line"><a name="l00441"></a><span class="lineno"> 441</span> <span class="preprocessor"> } else { \</span></div><div class="line"><a name="l00442"></a><span class="lineno"> 442</span> <span class="preprocessor"> if((uint32_t)(c)<=0xffff) { \</span></div><div class="line"><a name="l00443"></a><span class="lineno"> 443</span> <span class="preprocessor"> (s)[(i)++]=(uint8_t)(((c)>>12)|0xe0); \</span></div><div class="line"><a name="l00444"></a><span class="lineno"> 444</span> <span class="preprocessor"> } else { \</span></div><div class="line"><a name="l00445"></a><span class="lineno"> 445</span> <span class="preprocessor"> (s)[(i)++]=(uint8_t)(((c)>>18)|0xf0); \</span></div><div class="line"><a name="l00446"></a><span class="lineno"> 446</span> <span class="preprocessor"> (s)[(i)++]=(uint8_t)((((c)>>12)&0x3f)|0x80); \</span></div><div class="line"><a name="l00447"></a><span class="lineno"> 447</span> <span class="preprocessor"> } \</span></div><div class="line"><a name="l00448"></a><span class="lineno"> 448</span> <span class="preprocessor"> (s)[(i)++]=(uint8_t)((((c)>>6)&0x3f)|0x80); \</span></div><div class="line"><a name="l00449"></a><span class="lineno"> 449</span> <span class="preprocessor"> } \</span></div><div class="line"><a name="l00450"></a><span class="lineno"> 450</span> <span class="preprocessor"> (s)[(i)++]=(uint8_t)(((c)&0x3f)|0x80); \</span></div><div class="line"><a name="l00451"></a><span class="lineno"> 451</span> <span class="preprocessor"> } \</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> </div><div class="line"><a name="l00471"></a><span class="lineno"><a class="line" href="utf8_8h.html#a8a013997e3d13c501ce73bc45e662881"> 471</a></span> <span class="preprocessor">#define U8_APPEND(s, i, capacity, c, isError) { \</span></div><div class="line"><a name="l00472"></a><span class="lineno"> 472</span> <span class="preprocessor"> if((uint32_t)(c)<=0x7f) { \</span></div><div class="line"><a name="l00473"></a><span class="lineno"> 473</span> <span class="preprocessor"> (s)[(i)++]=(uint8_t)(c); \</span></div><div class="line"><a name="l00474"></a><span class="lineno"> 474</span> <span class="preprocessor"> } else if((uint32_t)(c)<=0x7ff && (i)+1<(capacity)) { \</span></div><div class="line"><a name="l00475"></a><span class="lineno"> 475</span> <span class="preprocessor"> (s)[(i)++]=(uint8_t)(((c)>>6)|0xc0); \</span></div><div class="line"><a name="l00476"></a><span class="lineno"> 476</span> <span class="preprocessor"> (s)[(i)++]=(uint8_t)(((c)&0x3f)|0x80); \</span></div><div class="line"><a name="l00477"></a><span class="lineno"> 477</span> <span class="preprocessor"> } else if((uint32_t)(c)<=0xd7ff && (i)+2<(capacity)) { \</span></div><div class="line"><a name="l00478"></a><span class="lineno"> 478</span> <span class="preprocessor"> (s)[(i)++]=(uint8_t)(((c)>>12)|0xe0); \</span></div><div class="line"><a name="l00479"></a><span class="lineno"> 479</span> <span class="preprocessor"> (s)[(i)++]=(uint8_t)((((c)>>6)&0x3f)|0x80); \</span></div><div class="line"><a name="l00480"></a><span class="lineno"> 480</span> <span class="preprocessor"> (s)[(i)++]=(uint8_t)(((c)&0x3f)|0x80); \</span></div><div class="line"><a name="l00481"></a><span class="lineno"> 481</span> <span class="preprocessor"> } else { \</span></div><div class="line"><a name="l00482"></a><span class="lineno"> 482</span> <span class="preprocessor"> (i)=utf8_appendCharSafeBody(s, (i), (capacity), c, &(isError)); \</span></div><div class="line"><a name="l00483"></a><span class="lineno"> 483</span> <span class="preprocessor"> } \</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> </div><div class="line"><a name="l00496"></a><span class="lineno"><a class="line" href="utf8_8h.html#a64a8113aea2125f806cbf5d77294b3cd"> 496</a></span> <span class="preprocessor">#define U8_FWD_1_UNSAFE(s, i) { \</span></div><div class="line"><a name="l00497"></a><span class="lineno"> 497</span> <span class="preprocessor"> (i)+=1+U8_COUNT_TRAIL_BYTES_UNSAFE((uint8_t)(s)[i]); \</span></div><div class="line"><a name="l00498"></a><span class="lineno"> 498</span> <span class="preprocessor">}</span></div><div class="line"><a name="l00499"></a><span class="lineno"> 499</span> </div><div class="line"><a name="l00513"></a><span class="lineno"><a class="line" href="utf8_8h.html#a6d4c94e845b059fddba0c51e9bad87fd"> 513</a></span> <span class="preprocessor">#define U8_FWD_1(s, i, length) { \</span></div><div class="line"><a name="l00514"></a><span class="lineno"> 514</span> <span class="preprocessor"> uint8_t __b=(uint8_t)(s)[(i)++]; \</span></div><div class="line"><a name="l00515"></a><span class="lineno"> 515</span> <span class="preprocessor"> if(U8_IS_LEAD(__b)) { \</span></div><div class="line"><a name="l00516"></a><span class="lineno"> 516</span> <span class="preprocessor"> uint8_t __count=U8_COUNT_TRAIL_BYTES(__b); \</span></div><div class="line"><a name="l00517"></a><span class="lineno"> 517</span> <span class="preprocessor"> if((i)+__count>(length) && (length)>=0) { \</span></div><div class="line"><a name="l00518"></a><span class="lineno"> 518</span> <span class="preprocessor"> __count=(uint8_t)((length)-(i)); \</span></div><div class="line"><a name="l00519"></a><span class="lineno"> 519</span> <span class="preprocessor"> } \</span></div><div class="line"><a name="l00520"></a><span class="lineno"> 520</span> <span class="preprocessor"> while(__count>0 && 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"> --__count; \</span></div><div class="line"><a name="l00523"></a><span class="lineno"> 523</span> <span class="preprocessor"> } \</span></div><div class="line"><a name="l00524"></a><span class="lineno"> 524</span> <span class="preprocessor"> } \</span></div><div class="line"><a name="l00525"></a><span class="lineno"> 525</span> <span class="preprocessor">}</span></div><div class="line"><a name="l00526"></a><span class="lineno"> 526</span> </div><div class="line"><a name="l00539"></a><span class="lineno"><a class="line" href="utf8_8h.html#a8e8b4218834110431798cc84a0a664ae"> 539</a></span> <span class="preprocessor">#define U8_FWD_N_UNSAFE(s, i, n) { \</span></div><div class="line"><a name="l00540"></a><span class="lineno"> 540</span> <span class="preprocessor"> int32_t __N=(n); \</span></div><div class="line"><a name="l00541"></a><span class="lineno"> 541</span> <span class="preprocessor"> while(__N>0) { \</span></div><div class="line"><a name="l00542"></a><span class="lineno"> 542</span> <span class="preprocessor"> U8_FWD_1_UNSAFE(s, i); \</span></div><div class="line"><a name="l00543"></a><span class="lineno"> 543</span> <span class="preprocessor"> --__N; \</span></div><div class="line"><a name="l00544"></a><span class="lineno"> 544</span> <span class="preprocessor"> } \</span></div><div class="line"><a name="l00545"></a><span class="lineno"> 545</span> <span class="preprocessor">}</span></div><div class="line"><a name="l00546"></a><span class="lineno"> 546</span> </div><div class="line"><a name="l00562"></a><span class="lineno"><a class="line" href="utf8_8h.html#a9a311dc48b8aa1050345b886adabf213"> 562</a></span> <span class="preprocessor">#define U8_FWD_N(s, i, length, n) { \</span></div><div class="line"><a name="l00563"></a><span class="lineno"> 563</span> <span class="preprocessor"> int32_t __N=(n); \</span></div><div class="line"><a name="l00564"></a><span class="lineno"> 564</span> <span class="preprocessor"> while(__N>0 && ((i)<(length) || ((length)<0 && (s)[i]!=0))) { \</span></div><div class="line"><a name="l00565"></a><span class="lineno"> 565</span> <span class="preprocessor"> U8_FWD_1(s, i, length); \</span></div><div class="line"><a name="l00566"></a><span class="lineno"> 566</span> <span class="preprocessor"> --__N; \</span></div><div class="line"><a name="l00567"></a><span class="lineno"> 567</span> <span class="preprocessor"> } \</span></div><div class="line"><a name="l00568"></a><span class="lineno"> 568</span> <span class="preprocessor">}</span></div><div class="line"><a name="l00569"></a><span class="lineno"> 569</span> </div><div class="line"><a name="l00583"></a><span class="lineno"><a class="line" href="utf8_8h.html#ac46a385dbf64c97337522e1d1875a57e"> 583</a></span> <span class="preprocessor">#define U8_SET_CP_START_UNSAFE(s, i) { \</span></div><div class="line"><a name="l00584"></a><span class="lineno"> 584</span> <span class="preprocessor"> while(U8_IS_TRAIL((s)[i])) { --(i); } \</span></div><div class="line"><a name="l00585"></a><span class="lineno"> 585</span> <span class="preprocessor">}</span></div><div class="line"><a name="l00586"></a><span class="lineno"> 586</span> </div><div class="line"><a name="l00601"></a><span class="lineno"><a class="line" href="utf8_8h.html#aa6d33627a8a5420a8f61e50da2aeca2a"> 601</a></span> <span class="preprocessor">#define U8_SET_CP_START(s, start, i) { \</span></div><div class="line"><a name="l00602"></a><span class="lineno"> 602</span> <span class="preprocessor"> if(U8_IS_TRAIL((s)[(i)])) { \</span></div><div class="line"><a name="l00603"></a><span class="lineno"> 603</span> <span class="preprocessor"> (i)=utf8_back1SafeBody(s, start, (i)); \</span></div><div class="line"><a name="l00604"></a><span class="lineno"> 604</span> <span class="preprocessor"> } \</span></div><div class="line"><a name="l00605"></a><span class="lineno"> 605</span> <span class="preprocessor">}</span></div><div class="line"><a name="l00606"></a><span class="lineno"> 606</span> </div><div class="line"><a name="l00607"></a><span class="lineno"> 607</span> <span class="comment">/* definitions with backward iteration -------------------------------------- */</span></div><div class="line"><a name="l00608"></a><span class="lineno"> 608</span> </div><div class="line"><a name="l00628"></a><span class="lineno"><a class="line" href="utf8_8h.html#a5f78eb19a6b25f61dccbae45d6ecf955"> 628</a></span> <span class="preprocessor">#define U8_PREV_UNSAFE(s, i, c) { \</span></div><div class="line"><a name="l00629"></a><span class="lineno"> 629</span> <span class="preprocessor"> (c)=(uint8_t)(s)[--(i)]; \</span></div><div class="line"><a name="l00630"></a><span class="lineno"> 630</span> <span class="preprocessor"> if(U8_IS_TRAIL(c)) { \</span></div><div class="line"><a name="l00631"></a><span class="lineno"> 631</span> <span class="preprocessor"> uint8_t __b, __count=1, __shift=6; \</span></div><div class="line"><a name="l00632"></a><span class="lineno"> 632</span> <span class="preprocessor">\</span></div><div class="line"><a name="l00633"></a><span class="lineno"> 633</span> <span class="preprocessor"> </span><span class="comment">/* c is a trail byte */</span><span class="preprocessor"> \</span></div><div class="line"><a name="l00634"></a><span class="lineno"> 634</span> <span class="preprocessor"> (c)&=0x3f; \</span></div><div class="line"><a name="l00635"></a><span class="lineno"> 635</span> <span class="preprocessor"> for(;;) { \</span></div><div class="line"><a name="l00636"></a><span class="lineno"> 636</span> <span class="preprocessor"> __b=(uint8_t)(s)[--(i)]; \</span></div><div class="line"><a name="l00637"></a><span class="lineno"> 637</span> <span class="preprocessor"> if(__b>=0xc0) { \</span></div><div class="line"><a name="l00638"></a><span class="lineno"> 638</span> <span class="preprocessor"> U8_MASK_LEAD_BYTE(__b, __count); \</span></div><div class="line"><a name="l00639"></a><span class="lineno"> 639</span> <span class="preprocessor"> (c)|=(UChar32)__b<<__shift; \</span></div><div class="line"><a name="l00640"></a><span class="lineno"> 640</span> <span class="preprocessor"> break; \</span></div><div class="line"><a name="l00641"></a><span class="lineno"> 641</span> <span class="preprocessor"> } else { \</span></div><div class="line"><a name="l00642"></a><span class="lineno"> 642</span> <span class="preprocessor"> (c)|=(UChar32)(__b&0x3f)<<__shift; \</span></div><div class="line"><a name="l00643"></a><span class="lineno"> 643</span> <span class="preprocessor"> ++__count; \</span></div><div class="line"><a name="l00644"></a><span class="lineno"> 644</span> <span class="preprocessor"> __shift+=6; \</span></div><div class="line"><a name="l00645"></a><span class="lineno"> 645</span> <span class="preprocessor"> } \</span></div><div class="line"><a name="l00646"></a><span class="lineno"> 646</span> <span class="preprocessor"> } \</span></div><div class="line"><a name="l00647"></a><span class="lineno"> 647</span> <span class="preprocessor"> } \</span></div><div class="line"><a name="l00648"></a><span class="lineno"> 648</span> <span class="preprocessor">}</span></div><div class="line"><a name="l00649"></a><span class="lineno"> 649</span> </div><div class="line"><a name="l00670"></a><span class="lineno"><a class="line" href="utf8_8h.html#a17287c1f01ce84fdf8852a756643b076"> 670</a></span> <span class="preprocessor">#define U8_PREV(s, start, i, c) { \</span></div><div class="line"><a name="l00671"></a><span class="lineno"> 671</span> <span class="preprocessor"> (c)=(uint8_t)(s)[--(i)]; \</span></div><div class="line"><a name="l00672"></a><span class="lineno"> 672</span> <span class="preprocessor"> if((c)>=0x80) { \</span></div><div class="line"><a name="l00673"></a><span class="lineno"> 673</span> <span class="preprocessor"> (c)=utf8_prevCharSafeBody((const uint8_t *)s, start, &(i), c, -1); \</span></div><div class="line"><a name="l00674"></a><span class="lineno"> 674</span> <span class="preprocessor"> } \</span></div><div class="line"><a name="l00675"></a><span class="lineno"> 675</span> <span class="preprocessor">}</span></div><div class="line"><a name="l00676"></a><span class="lineno"> 676</span> </div><div class="line"><a name="l00701"></a><span class="lineno"><a class="line" href="utf8_8h.html#aeef5d89106e5cf1c48727100c0b315bd"> 701</a></span> <span class="preprocessor">#define U8_PREV_OR_FFFD(s, start, i, c) { \</span></div><div class="line"><a name="l00702"></a><span class="lineno"> 702</span> <span class="preprocessor"> (c)=(uint8_t)(s)[--(i)]; \</span></div><div class="line"><a name="l00703"></a><span class="lineno"> 703</span> <span class="preprocessor"> if((c)>=0x80) { \</span></div><div class="line"><a name="l00704"></a><span class="lineno"> 704</span> <span class="preprocessor"> (c)=utf8_prevCharSafeBody((const uint8_t *)s, start, &(i), c, -3); \</span></div><div class="line"><a name="l00705"></a><span class="lineno"> 705</span> <span class="preprocessor"> } \</span></div><div class="line"><a name="l00706"></a><span class="lineno"> 706</span> <span class="preprocessor">}</span></div><div class="line"><a name="l00707"></a><span class="lineno"> 707</span> </div><div class="line"><a name="l00719"></a><span class="lineno"><a class="line" href="utf8_8h.html#a3969beb6252f8605ab678990c8af2f48"> 719</a></span> <span class="preprocessor">#define U8_BACK_1_UNSAFE(s, i) { \</span></div><div class="line"><a name="l00720"></a><span class="lineno"> 720</span> <span class="preprocessor"> while(U8_IS_TRAIL((s)[--(i)])) {} \</span></div><div class="line"><a name="l00721"></a><span class="lineno"> 721</span> <span class="preprocessor">}</span></div><div class="line"><a name="l00722"></a><span class="lineno"> 722</span> </div><div class="line"><a name="l00735"></a><span class="lineno"><a class="line" href="utf8_8h.html#adac4ee359e6233cb2990b1047fd5be3c"> 735</a></span> <span class="preprocessor">#define U8_BACK_1(s, start, i) { \</span></div><div class="line"><a name="l00736"></a><span class="lineno"> 736</span> <span class="preprocessor"> if(U8_IS_TRAIL((s)[--(i)])) { \</span></div><div class="line"><a name="l00737"></a><span class="lineno"> 737</span> <span class="preprocessor"> (i)=utf8_back1SafeBody(s, start, (i)); \</span></div><div class="line"><a name="l00738"></a><span class="lineno"> 738</span> <span class="preprocessor"> } \</span></div><div class="line"><a name="l00739"></a><span class="lineno"> 739</span> <span class="preprocessor">}</span></div><div class="line"><a name="l00740"></a><span class="lineno"> 740</span> </div><div class="line"><a name="l00754"></a><span class="lineno"><a class="line" href="utf8_8h.html#aa36f62ea4ac87362e376e4cbea10098d"> 754</a></span> <span class="preprocessor">#define U8_BACK_N_UNSAFE(s, i, n) { \</span></div><div class="line"><a name="l00755"></a><span class="lineno"> 755</span> <span class="preprocessor"> int32_t __N=(n); \</span></div><div class="line"><a name="l00756"></a><span class="lineno"> 756</span> <span class="preprocessor"> while(__N>0) { \</span></div><div class="line"><a name="l00757"></a><span class="lineno"> 757</span> <span class="preprocessor"> U8_BACK_1_UNSAFE(s, i); \</span></div><div class="line"><a name="l00758"></a><span class="lineno"> 758</span> <span class="preprocessor"> --__N; \</span></div><div class="line"><a name="l00759"></a><span class="lineno"> 759</span> <span class="preprocessor"> } \</span></div><div class="line"><a name="l00760"></a><span class="lineno"> 760</span> <span class="preprocessor">}</span></div><div class="line"><a name="l00761"></a><span class="lineno"> 761</span> </div><div class="line"><a name="l00776"></a><span class="lineno"><a class="line" href="utf8_8h.html#ab0ce585952c8ba4b103fb6b7aea801ba"> 776</a></span> <span class="preprocessor">#define U8_BACK_N(s, start, i, n) { \</span></div><div class="line"><a name="l00777"></a><span class="lineno"> 777</span> <span class="preprocessor"> int32_t __N=(n); \</span></div><div class="line"><a name="l00778"></a><span class="lineno"> 778</span> <span class="preprocessor"> while(__N>0 && (i)>(start)) { \</span></div><div class="line"><a name="l00779"></a><span class="lineno"> 779</span> <span class="preprocessor"> U8_BACK_1(s, start, i); \</span></div><div class="line"><a name="l00780"></a><span class="lineno"> 780</span> <span class="preprocessor"> --__N; \</span></div><div class="line"><a name="l00781"></a><span class="lineno"> 781</span> <span class="preprocessor"> } \</span></div><div class="line"><a name="l00782"></a><span class="lineno"> 782</span> <span class="preprocessor">}</span></div><div class="line"><a name="l00783"></a><span class="lineno"> 783</span> </div><div class="line"><a name="l00797"></a><span class="lineno"><a class="line" href="utf8_8h.html#a910ba47de6d82fafc25b5e12f3a68588"> 797</a></span> <span class="preprocessor">#define U8_SET_CP_LIMIT_UNSAFE(s, i) { \</span></div><div class="line"><a name="l00798"></a><span class="lineno"> 798</span> <span class="preprocessor"> U8_BACK_1_UNSAFE(s, i); \</span></div><div class="line"><a name="l00799"></a><span class="lineno"> 799</span> <span class="preprocessor"> U8_FWD_1_UNSAFE(s, i); \</span></div><div class="line"><a name="l00800"></a><span class="lineno"> 800</span> <span class="preprocessor">}</span></div><div class="line"><a name="l00801"></a><span class="lineno"> 801</span> </div><div class="line"><a name="l00819"></a><span class="lineno"><a class="line" href="utf8_8h.html#a40fe523809a3a4e647e47513336b81d9"> 819</a></span> <span class="preprocessor">#define U8_SET_CP_LIMIT(s, start, i, length) { \</span></div><div class="line"><a name="l00820"></a><span class="lineno"> 820</span> <span class="preprocessor"> if((start)<(i) && ((i)<(length) || (length)<0)) { \</span></div><div class="line"><a name="l00821"></a><span class="lineno"> 821</span> <span class="preprocessor"> U8_BACK_1(s, start, i); \</span></div><div class="line"><a name="l00822"></a><span class="lineno"> 822</span> <span class="preprocessor"> U8_FWD_1(s, i, length); \</span></div><div class="line"><a name="l00823"></a><span class="lineno"> 823</span> <span class="preprocessor"> } \</span></div><div class="line"><a name="l00824"></a><span class="lineno"> 824</span> <span class="preprocessor">}</span></div><div class="line"><a name="l00825"></a><span class="lineno"> 825</span> </div><div class="line"><a name="l00826"></a><span class="lineno"> 826</span> <span class="preprocessor">#endif</span></div><div class="ttc" id="utf8_8h_html_a4e3ae25d5856272ab60ab87c28572a99"><div class="ttname"><a href="utf8_8h.html#a4e3ae25d5856272ab60ab87c28572a99">utf8_countTrailBytes</a></div><div class="ttdeci">U_CFUNC U_IMPORT const uint8_t utf8_countTrailBytes[256]</div><div class="ttdoc">Internal array with numbers of trail bytes for any given byte used in lead byte position. </div><div class="ttdef"><b>Definition:</b> <a href="utf8_8h_source.html#l00062">utf8.h:62</a></div></div>
<div class="ttc" id="platform_8h_html_a4099e2ee510ce74ddacfc2010306b8b5"><div class="ttname"><a href="platform_8h.html#a4099e2ee510ce74ddacfc2010306b8b5">U_IMPORT</a></div><div class="ttdeci">#define U_IMPORT</div><div class="ttdef"><b>Definition:</b> <a href="platform_8h_source.html#l00834">platform.h:834</a></div></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="umachine_8h_html_af702d65cba0638c5a8194cccc8d7c39e"><div class="ttname"><a href="umachine_8h.html#af702d65cba0638c5a8194cccc8d7c39e">U_CFUNC</a></div><div class="ttdeci">#define U_CFUNC</div><div class="ttdoc">This is used in a declaration of a library private ICU C function. </div><div class="ttdef"><b>Definition:</b> <a href="umachine_8h_source.html#l00106">umachine.h:106</a></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#l00357">umachine.h:357</a></div></div>
<div class="ttc" id="platform_8h_html_a7d78411159504c2d6770763f924a1792"><div class="ttname"><a href="platform_8h.html#a7d78411159504c2d6770763f924a1792">U_EXPORT</a></div><div class="ttdeci">#define U_EXPORT</div><div class="ttdef"><b>Definition:</b> <a href="platform_8h_source.html#l00816">platform.h:816</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#l00134">umachine.h:134</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#l00259">umachine.h:259</a></div></div>
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