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<a href="unchecked_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 2006 Nemanja Trifunovic</span></div>
<div class="line"><a name="l00002"></a><span class="lineno"> 2</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">Permission is hereby granted, free of charge, to any person or organization</span></div>
<div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment">obtaining a copy of the software and accompanying documentation covered by</span></div>
<div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="comment">this license (the "Software") to use, reproduce, display, distribute,</span></div>
<div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment">execute, and transmit the Software, and to prepare derivative works of the</span></div>
<div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="comment">Software, and to permit third-parties to whom the Software is furnished to</span></div>
<div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="comment">do so, all subject to the following:</span></div>
<div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="comment"></span></div>
<div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="comment">The copyright notices in the Software and this entire statement, including</span></div>
<div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="comment">the above license grant, this restriction and the following disclaimer,</span></div>
<div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="comment">must be included in all copies of the Software, in whole or in part, and</span></div>
<div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="comment">all derivative works of the Software, unless such copies or derivative</span></div>
<div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="comment">works are solely in the form of machine-executable object code generated by</span></div>
<div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="comment">a source language processor.</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> <span class="comment">THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR</span></div>
<div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="comment">IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,</span></div>
<div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="comment">FITNESS FOR A PARTICULAR PURPOSE, TITLE AND NON-INFRINGEMENT. IN NO EVENT</span></div>
<div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="comment">SHALL THE COPYRIGHT HOLDERS OR ANYONE DISTRIBUTING THE SOFTWARE BE LIABLE</span></div>
<div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="comment">FOR ANY DAMAGES OR OTHER LIABILITY, WHETHER IN CONTRACT, TORT OR OTHERWISE,</span></div>
<div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="comment">ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER</span></div>
<div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="comment">DEALINGS IN THE SOFTWARE.</span></div>
<div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="comment">*/</span></div>
<div class="line"><a name="l00026"></a><span class="lineno"> 26</span> </div>
<div class="line"><a name="l00031"></a><span class="lineno"> 31</span> <span class="preprocessor">#ifndef UTF8_FOR_CPP_UNCHECKED_H_2675DCD0_9480_4c0c_B92A_CC14C027B731</span></div>
<div class="line"><a name="l00032"></a><span class="lineno"> 32</span> <span class="preprocessor"></span><span class="preprocessor">#define UTF8_FOR_CPP_UNCHECKED_H_2675DCD0_9480_4c0c_B92A_CC14C027B731</span></div>
<div class="line"><a name="l00033"></a><span class="lineno"> 33</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00034"></a><span class="lineno"> 34</span> <span class="preprocessor">#include "<a class="code" href="core_8h.html" title="Contains part of the utfcpp library. See http://utfcpp.sourceforge.net for documentation.">core.h</a>"</span></div>
<div class="line"><a name="l00035"></a><span class="lineno"> 35</span> </div>
<div class="line"><a name="l00036"></a><span class="lineno"> 36</span> <span class="keyword">namespace </span>utf8</div>
<div class="line"><a name="l00037"></a><span class="lineno"> 37</span> {</div>
<div class="line"><a name="l00038"></a><span class="lineno"> 38</span>  <span class="keyword">namespace </span>unchecked </div>
<div class="line"><a name="l00039"></a><span class="lineno"> 39</span>  {</div>
<div class="line"><a name="l00040"></a><span class="lineno"> 40</span>  <span class="keyword">template</span> <<span class="keyword">typename</span> octet_iterator></div>
<div class="line"><a name="l00041"></a><span class="lineno"> 41</span>  octet_iterator append(uint32_t cp, octet_iterator result)</div>
<div class="line"><a name="l00042"></a><span class="lineno"> 42</span>  {</div>
<div class="line"><a name="l00043"></a><span class="lineno"> 43</span>  <span class="keywordflow">if</span> (cp < 0x80) <span class="comment">// one octet</span></div>
<div class="line"><a name="l00044"></a><span class="lineno"> 44</span>  *(result++) = static_cast<uint8_t>(cp); </div>
<div class="line"><a name="l00045"></a><span class="lineno"> 45</span>  <span class="keywordflow">else</span> <span class="keywordflow">if</span> (cp < 0x800) { <span class="comment">// two octets</span></div>
<div class="line"><a name="l00046"></a><span class="lineno"> 46</span>  *(result++) = static_cast<uint8_t>((cp >> 6) | 0xc0);</div>
<div class="line"><a name="l00047"></a><span class="lineno"> 47</span>  *(result++) = static_cast<uint8_t>((cp & 0x3f) | 0x80);</div>
<div class="line"><a name="l00048"></a><span class="lineno"> 48</span>  }</div>
<div class="line"><a name="l00049"></a><span class="lineno"> 49</span>  <span class="keywordflow">else</span> <span class="keywordflow">if</span> (cp < 0x10000) { <span class="comment">// three octets</span></div>
<div class="line"><a name="l00050"></a><span class="lineno"> 50</span>  *(result++) = static_cast<uint8_t>((cp >> 12) | 0xe0);</div>
<div class="line"><a name="l00051"></a><span class="lineno"> 51</span>  *(result++) = static_cast<uint8_t>((cp >> 6) & 0x3f | 0x80);</div>
<div class="line"><a name="l00052"></a><span class="lineno"> 52</span>  *(result++) = static_cast<uint8_t>((cp & 0x3f) | 0x80);</div>
<div class="line"><a name="l00053"></a><span class="lineno"> 53</span>  }</div>
<div class="line"><a name="l00054"></a><span class="lineno"> 54</span>  <span class="keywordflow">else</span> { <span class="comment">// four octets</span></div>
<div class="line"><a name="l00055"></a><span class="lineno"> 55</span>  *(result++) = static_cast<uint8_t>((cp >> 18) | 0xf0);</div>
<div class="line"><a name="l00056"></a><span class="lineno"> 56</span>  *(result++) = static_cast<uint8_t>((cp >> 12)& 0x3f | 0x80);</div>
<div class="line"><a name="l00057"></a><span class="lineno"> 57</span>  *(result++) = static_cast<uint8_t>((cp >> 6) & 0x3f | 0x80);</div>
<div class="line"><a name="l00058"></a><span class="lineno"> 58</span>  *(result++) = static_cast<uint8_t>((cp & 0x3f) | 0x80);</div>
<div class="line"><a name="l00059"></a><span class="lineno"> 59</span>  }</div>
<div class="line"><a name="l00060"></a><span class="lineno"> 60</span>  <span class="keywordflow">return</span> result;</div>
<div class="line"><a name="l00061"></a><span class="lineno"> 61</span>  }</div>
<div class="line"><a name="l00062"></a><span class="lineno"> 62</span> </div>
<div class="line"><a name="l00063"></a><span class="lineno"> 63</span>  <span class="keyword">template</span> <<span class="keyword">typename</span> octet_iterator></div>
<div class="line"><a name="l00064"></a><span class="lineno"> 64</span>  uint32_t next(octet_iterator& it)</div>
<div class="line"><a name="l00065"></a><span class="lineno"> 65</span>  {</div>
<div class="line"><a name="l00066"></a><span class="lineno"> 66</span>  uint32_t cp = internal::mask8(*it);</div>
<div class="line"><a name="l00067"></a><span class="lineno"> 67</span>  <span class="keyword">typename</span> std::iterator_traits<octet_iterator>::difference_type length = utf8::internal::sequence_length(it);</div>
<div class="line"><a name="l00068"></a><span class="lineno"> 68</span>  <span class="keywordflow">switch</span> (length) {</div>
<div class="line"><a name="l00069"></a><span class="lineno"> 69</span>  <span class="keywordflow">case</span> 1:</div>
<div class="line"><a name="l00070"></a><span class="lineno"> 70</span>  <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00071"></a><span class="lineno"> 71</span>  <span class="keywordflow">case</span> 2:</div>
<div class="line"><a name="l00072"></a><span class="lineno"> 72</span>  it++;</div>
<div class="line"><a name="l00073"></a><span class="lineno"> 73</span>  cp = ((cp << 6) & 0x7ff) + ((*it) & 0x3f);</div>
<div class="line"><a name="l00074"></a><span class="lineno"> 74</span>  <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00075"></a><span class="lineno"> 75</span>  <span class="keywordflow">case</span> 3:</div>
<div class="line"><a name="l00076"></a><span class="lineno"> 76</span>  ++it; </div>
<div class="line"><a name="l00077"></a><span class="lineno"> 77</span>  cp = ((cp << 12) & 0xffff) + ((internal::mask8(*it) << 6) & 0xfff);</div>
<div class="line"><a name="l00078"></a><span class="lineno"> 78</span>  ++it;</div>
<div class="line"><a name="l00079"></a><span class="lineno"> 79</span>  cp += (*it) & 0x3f;</div>
<div class="line"><a name="l00080"></a><span class="lineno"> 80</span>  <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00081"></a><span class="lineno"> 81</span>  <span class="keywordflow">case</span> 4:</div>
<div class="line"><a name="l00082"></a><span class="lineno"> 82</span>  ++it;</div>
<div class="line"><a name="l00083"></a><span class="lineno"> 83</span>  cp = ((cp << 18) & 0x1fffff) + ((internal::mask8(*it) << 12) & 0x3ffff); </div>
<div class="line"><a name="l00084"></a><span class="lineno"> 84</span>  ++it;</div>
<div class="line"><a name="l00085"></a><span class="lineno"> 85</span>  cp += (internal::mask8(*it) << 6) & 0xfff;</div>
<div class="line"><a name="l00086"></a><span class="lineno"> 86</span>  ++it;</div>
<div class="line"><a name="l00087"></a><span class="lineno"> 87</span>  cp += (*it) & 0x3f; </div>
<div class="line"><a name="l00088"></a><span class="lineno"> 88</span>  <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00089"></a><span class="lineno"> 89</span>  }</div>
<div class="line"><a name="l00090"></a><span class="lineno"> 90</span>  ++it;</div>
<div class="line"><a name="l00091"></a><span class="lineno"> 91</span>  <span class="keywordflow">return</span> cp; </div>
<div class="line"><a name="l00092"></a><span class="lineno"> 92</span>  }</div>
<div class="line"><a name="l00093"></a><span class="lineno"> 93</span> </div>
<div class="line"><a name="l00094"></a><span class="lineno"> 94</span>  <span class="keyword">template</span> <<span class="keyword">typename</span> octet_iterator></div>
<div class="line"><a name="l00095"></a><span class="lineno"> 95</span>  uint32_t peek_next(octet_iterator it)</div>
<div class="line"><a name="l00096"></a><span class="lineno"> 96</span>  {</div>
<div class="line"><a name="l00097"></a><span class="lineno"> 97</span>  <span class="keywordflow">return</span> next(it); </div>
<div class="line"><a name="l00098"></a><span class="lineno"> 98</span>  }</div>
<div class="line"><a name="l00099"></a><span class="lineno"> 99</span> </div>
<div class="line"><a name="l00100"></a><span class="lineno"> 100</span>  <span class="keyword">template</span> <<span class="keyword">typename</span> octet_iterator></div>
<div class="line"><a name="l00101"></a><span class="lineno"> 101</span>  uint32_t prior(octet_iterator& it)</div>
<div class="line"><a name="l00102"></a><span class="lineno"> 102</span>  {</div>
<div class="line"><a name="l00103"></a><span class="lineno"> 103</span>  <span class="keywordflow">while</span> (internal::is_trail(*(--it))) ;</div>
<div class="line"><a name="l00104"></a><span class="lineno"> 104</span>  octet_iterator temp = it;</div>
<div class="line"><a name="l00105"></a><span class="lineno"> 105</span>  <span class="keywordflow">return</span> next(temp);</div>
<div class="line"><a name="l00106"></a><span class="lineno"> 106</span>  }</div>
<div class="line"><a name="l00107"></a><span class="lineno"> 107</span> </div>
<div class="line"><a name="l00108"></a><span class="lineno"> 108</span>  <span class="comment">// Deprecated in versions that include prior, but only for the sake of consistency (see utf8::previous)</span></div>
<div class="line"><a name="l00109"></a><span class="lineno"> 109</span>  <span class="keyword">template</span> <<span class="keyword">typename</span> octet_iterator></div>
<div class="line"><a name="l00110"></a><span class="lineno"> 110</span>  <span class="keyword">inline</span> uint32_t previous(octet_iterator& it)</div>
<div class="line"><a name="l00111"></a><span class="lineno"> 111</span>  {</div>
<div class="line"><a name="l00112"></a><span class="lineno"> 112</span>  <span class="keywordflow">return</span> prior(it);</div>
<div class="line"><a name="l00113"></a><span class="lineno"> 113</span>  }</div>
<div class="line"><a name="l00114"></a><span class="lineno"> 114</span> </div>
<div class="line"><a name="l00115"></a><span class="lineno"> 115</span>  <span class="keyword">template</span> <<span class="keyword">typename</span> octet_iterator, <span class="keyword">typename</span> distance_type></div>
<div class="line"><a name="l00116"></a><span class="lineno"> 116</span>  <span class="keywordtype">void</span> advance (octet_iterator& it, distance_type n)</div>
<div class="line"><a name="l00117"></a><span class="lineno"> 117</span>  {</div>
<div class="line"><a name="l00118"></a><span class="lineno"> 118</span>  <span class="keywordflow">for</span> (distance_type i = 0; i < n; ++i)</div>
<div class="line"><a name="l00119"></a><span class="lineno"> 119</span>  next(it);</div>
<div class="line"><a name="l00120"></a><span class="lineno"> 120</span>  }</div>
<div class="line"><a name="l00121"></a><span class="lineno"> 121</span> </div>
<div class="line"><a name="l00122"></a><span class="lineno"> 122</span>  <span class="keyword">template</span> <<span class="keyword">typename</span> octet_iterator></div>
<div class="line"><a name="l00123"></a><span class="lineno"> 123</span>  <span class="keyword">typename</span> std::iterator_traits<octet_iterator>::difference_type</div>
<div class="line"><a name="l00124"></a><span class="lineno"> 124</span>  distance (octet_iterator first, octet_iterator last)</div>
<div class="line"><a name="l00125"></a><span class="lineno"> 125</span>  {</div>
<div class="line"><a name="l00126"></a><span class="lineno"> 126</span>  <span class="keyword">typename</span> std::iterator_traits<octet_iterator>::difference_type dist;</div>
<div class="line"><a name="l00127"></a><span class="lineno"> 127</span>  <span class="keywordflow">for</span> (dist = 0; first < last; ++dist) </div>
<div class="line"><a name="l00128"></a><span class="lineno"> 128</span>  next(first);</div>
<div class="line"><a name="l00129"></a><span class="lineno"> 129</span>  <span class="keywordflow">return</span> dist;</div>
<div class="line"><a name="l00130"></a><span class="lineno"> 130</span>  }</div>
<div class="line"><a name="l00131"></a><span class="lineno"> 131</span> </div>
<div class="line"><a name="l00132"></a><span class="lineno"> 132</span>  <span class="keyword">template</span> <<span class="keyword">typename</span> u16bit_iterator, <span class="keyword">typename</span> octet_iterator></div>
<div class="line"><a name="l00133"></a><span class="lineno"> 133</span>  octet_iterator utf16to8 (u16bit_iterator start, u16bit_iterator end, octet_iterator result)</div>
<div class="line"><a name="l00134"></a><span class="lineno"> 134</span>  { </div>
<div class="line"><a name="l00135"></a><span class="lineno"> 135</span>  <span class="keywordflow">while</span> (start != end) {</div>
<div class="line"><a name="l00136"></a><span class="lineno"> 136</span>  uint32_t cp = internal::mask16(*start++);</div>
<div class="line"><a name="l00137"></a><span class="lineno"> 137</span>  <span class="comment">// Take care of surrogate pairs first</span></div>
<div class="line"><a name="l00138"></a><span class="lineno"> 138</span>  <span class="keywordflow">if</span> (internal::is_surrogate(cp)) {</div>
<div class="line"><a name="l00139"></a><span class="lineno"> 139</span>  uint32_t trail_surrogate = internal::mask16(*start++);</div>
<div class="line"><a name="l00140"></a><span class="lineno"> 140</span>  cp = (cp << 10) + trail_surrogate + internal::SURROGATE_OFFSET;</div>
<div class="line"><a name="l00141"></a><span class="lineno"> 141</span>  }</div>
<div class="line"><a name="l00142"></a><span class="lineno"> 142</span>  result = append(cp, result);</div>
<div class="line"><a name="l00143"></a><span class="lineno"> 143</span>  }</div>
<div class="line"><a name="l00144"></a><span class="lineno"> 144</span>  <span class="keywordflow">return</span> result; </div>
<div class="line"><a name="l00145"></a><span class="lineno"> 145</span>  }</div>
<div class="line"><a name="l00146"></a><span class="lineno"> 146</span> </div>
<div class="line"><a name="l00147"></a><span class="lineno"> 147</span>  <span class="keyword">template</span> <<span class="keyword">typename</span> u16bit_iterator, <span class="keyword">typename</span> octet_iterator></div>
<div class="line"><a name="l00148"></a><span class="lineno"> 148</span>  u16bit_iterator utf8to16 (octet_iterator start, octet_iterator end, u16bit_iterator result)</div>
<div class="line"><a name="l00149"></a><span class="lineno"> 149</span>  {</div>
<div class="line"><a name="l00150"></a><span class="lineno"> 150</span>  <span class="keywordflow">while</span> (start != end) {</div>
<div class="line"><a name="l00151"></a><span class="lineno"> 151</span>  uint32_t cp = next(start);</div>
<div class="line"><a name="l00152"></a><span class="lineno"> 152</span>  <span class="keywordflow">if</span> (cp > 0xffff) { <span class="comment">//make a surrogate pair</span></div>
<div class="line"><a name="l00153"></a><span class="lineno"> 153</span>  *result++ = <span class="keyword">static_cast<</span>uint16_t<span class="keyword">></span>((cp >> 10) + internal::LEAD_OFFSET);</div>
<div class="line"><a name="l00154"></a><span class="lineno"> 154</span>  *result++ = <span class="keyword">static_cast<</span>uint16_t<span class="keyword">></span>((cp & 0x3ff) + internal::TRAIL_SURROGATE_MIN);</div>
<div class="line"><a name="l00155"></a><span class="lineno"> 155</span>  }</div>
<div class="line"><a name="l00156"></a><span class="lineno"> 156</span>  <span class="keywordflow">else</span></div>
<div class="line"><a name="l00157"></a><span class="lineno"> 157</span>  *result++ = <span class="keyword">static_cast<</span>uint16_t<span class="keyword">></span>(cp);</div>
<div class="line"><a name="l00158"></a><span class="lineno"> 158</span>  }</div>
<div class="line"><a name="l00159"></a><span class="lineno"> 159</span>  <span class="keywordflow">return</span> result;</div>
<div class="line"><a name="l00160"></a><span class="lineno"> 160</span>  }</div>
<div class="line"><a name="l00161"></a><span class="lineno"> 161</span> </div>
<div class="line"><a name="l00162"></a><span class="lineno"> 162</span>  <span class="keyword">template</span> <<span class="keyword">typename</span> octet_iterator, <span class="keyword">typename</span> u32bit_iterator></div>
<div class="line"><a name="l00163"></a><span class="lineno"> 163</span>  octet_iterator utf32to8 (u32bit_iterator start, u32bit_iterator end, octet_iterator result)</div>
<div class="line"><a name="l00164"></a><span class="lineno"> 164</span>  {</div>
<div class="line"><a name="l00165"></a><span class="lineno"> 165</span>  <span class="keywordflow">while</span> (start != end)</div>
<div class="line"><a name="l00166"></a><span class="lineno"> 166</span>  result = append(*(start++), result);</div>
<div class="line"><a name="l00167"></a><span class="lineno"> 167</span> </div>
<div class="line"><a name="l00168"></a><span class="lineno"> 168</span>  <span class="keywordflow">return</span> result;</div>
<div class="line"><a name="l00169"></a><span class="lineno"> 169</span>  }</div>
<div class="line"><a name="l00170"></a><span class="lineno"> 170</span> </div>
<div class="line"><a name="l00171"></a><span class="lineno"> 171</span>  <span class="keyword">template</span> <<span class="keyword">typename</span> octet_iterator, <span class="keyword">typename</span> u32bit_iterator></div>
<div class="line"><a name="l00172"></a><span class="lineno"> 172</span>  u32bit_iterator utf8to32 (octet_iterator start, octet_iterator end, u32bit_iterator result)</div>
<div class="line"><a name="l00173"></a><span class="lineno"> 173</span>  {</div>
<div class="line"><a name="l00174"></a><span class="lineno"> 174</span>  <span class="keywordflow">while</span> (start < end)</div>
<div class="line"><a name="l00175"></a><span class="lineno"> 175</span>  (*result++) = next(start);</div>
<div class="line"><a name="l00176"></a><span class="lineno"> 176</span> </div>
<div class="line"><a name="l00177"></a><span class="lineno"> 177</span>  <span class="keywordflow">return</span> result;</div>
<div class="line"><a name="l00178"></a><span class="lineno"> 178</span>  }</div>
<div class="line"><a name="l00179"></a><span class="lineno"> 179</span> </div>
<div class="line"><a name="l00180"></a><span class="lineno"> 180</span>  <span class="comment">// The iterator class</span></div>
<div class="line"><a name="l00181"></a><span class="lineno"> 181</span>  <span class="keyword">template</span> <<span class="keyword">typename</span> octet_iterator></div>
<div class="line"><a name="l00182"></a><span class="lineno"> 182</span>  <span class="keyword">class </span>iterator : <span class="keyword">public</span> std::iterator <std::bidirectional_iterator_tag, uint32_t> { </div>
<div class="line"><a name="l00183"></a><span class="lineno"> 183</span>  octet_iterator it;</div>
<div class="line"><a name="l00184"></a><span class="lineno"> 184</span>  <span class="keyword">public</span>:</div>
<div class="line"><a name="l00185"></a><span class="lineno"> 185</span>  iterator () {};</div>
<div class="line"><a name="l00186"></a><span class="lineno"> 186</span>  <span class="keyword">explicit</span> iterator (<span class="keyword">const</span> octet_iterator& octet_it): it(octet_it) {}</div>
<div class="line"><a name="l00187"></a><span class="lineno"> 187</span>  <span class="comment">// the default "big three" are OK</span></div>
<div class="line"><a name="l00188"></a><span class="lineno"> 188</span>  octet_iterator base ()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> it; }</div>
<div class="line"><a name="l00189"></a><span class="lineno"> 189</span>  uint32_t operator * ()<span class="keyword"> const</span></div>
<div class="line"><a name="l00190"></a><span class="lineno"> 190</span> <span class="keyword"> </span>{</div>
<div class="line"><a name="l00191"></a><span class="lineno"> 191</span>  octet_iterator temp = it;</div>
<div class="line"><a name="l00192"></a><span class="lineno"> 192</span>  <span class="keywordflow">return</span> next(temp);</div>
<div class="line"><a name="l00193"></a><span class="lineno"> 193</span>  }</div>
<div class="line"><a name="l00194"></a><span class="lineno"> 194</span>  <span class="keywordtype">bool</span> <a class="code" href="namespaceGG.html#aba3eb184fa00fac706b867b717d389be">operator == </a>(<span class="keyword">const</span> iterator& rhs)<span class="keyword"> const </span></div>
<div class="line"><a name="l00195"></a><span class="lineno"> 195</span> <span class="keyword"> </span>{ </div>
<div class="line"><a name="l00196"></a><span class="lineno"> 196</span>  <span class="keywordflow">return</span> (it == rhs.it);</div>
<div class="line"><a name="l00197"></a><span class="lineno"> 197</span>  }</div>
<div class="line"><a name="l00198"></a><span class="lineno"> 198</span>  <span class="keywordtype">bool</span> <a class="code" href="namespaceGG.html#a96ac6a6569a3d21fa6fe5c90bd1601cc">operator != </a>(<span class="keyword">const</span> iterator& rhs)<span class="keyword"> const</span></div>
<div class="line"><a name="l00199"></a><span class="lineno"> 199</span> <span class="keyword"> </span>{</div>
<div class="line"><a name="l00200"></a><span class="lineno"> 200</span>  <span class="keywordflow">return</span> !(<a class="code" href="namespaceGG.html#aba3eb184fa00fac706b867b717d389be">operator == </a>(rhs));</div>
<div class="line"><a name="l00201"></a><span class="lineno"> 201</span>  }</div>
<div class="line"><a name="l00202"></a><span class="lineno"> 202</span>  iterator& operator ++ () </div>
<div class="line"><a name="l00203"></a><span class="lineno"> 203</span>  {</div>
<div class="line"><a name="l00204"></a><span class="lineno"> 204</span>  std::advance(it, internal::sequence_length(it));</div>
<div class="line"><a name="l00205"></a><span class="lineno"> 205</span>  <span class="keywordflow">return</span> *<span class="keyword">this</span>;</div>
<div class="line"><a name="l00206"></a><span class="lineno"> 206</span>  }</div>
<div class="line"><a name="l00207"></a><span class="lineno"> 207</span>  iterator operator ++ (<span class="keywordtype">int</span>)</div>
<div class="line"><a name="l00208"></a><span class="lineno"> 208</span>  {</div>
<div class="line"><a name="l00209"></a><span class="lineno"> 209</span>  iterator temp = *<span class="keyword">this</span>;</div>
<div class="line"><a name="l00210"></a><span class="lineno"> 210</span>  std::advance(it, internal::sequence_length(it));</div>
<div class="line"><a name="l00211"></a><span class="lineno"> 211</span>  <span class="keywordflow">return</span> temp;</div>
<div class="line"><a name="l00212"></a><span class="lineno"> 212</span>  } </div>
<div class="line"><a name="l00213"></a><span class="lineno"> 213</span>  iterator& operator -- ()</div>
<div class="line"><a name="l00214"></a><span class="lineno"> 214</span>  {</div>
<div class="line"><a name="l00215"></a><span class="lineno"> 215</span>  prior(it);</div>
<div class="line"><a name="l00216"></a><span class="lineno"> 216</span>  <span class="keywordflow">return</span> *<span class="keyword">this</span>;</div>
<div class="line"><a name="l00217"></a><span class="lineno"> 217</span>  }</div>
<div class="line"><a name="l00218"></a><span class="lineno"> 218</span>  iterator operator -- (<span class="keywordtype">int</span>)</div>
<div class="line"><a name="l00219"></a><span class="lineno"> 219</span>  {</div>
<div class="line"><a name="l00220"></a><span class="lineno"> 220</span>  iterator temp = *<span class="keyword">this</span>;</div>
<div class="line"><a name="l00221"></a><span class="lineno"> 221</span>  prior(it);</div>
<div class="line"><a name="l00222"></a><span class="lineno"> 222</span>  <span class="keywordflow">return</span> temp;</div>
<div class="line"><a name="l00223"></a><span class="lineno"> 223</span>  }</div>
<div class="line"><a name="l00224"></a><span class="lineno"> 224</span>  }; <span class="comment">// class iterator</span></div>
<div class="line"><a name="l00225"></a><span class="lineno"> 225</span> </div>
<div class="line"><a name="l00226"></a><span class="lineno"> 226</span>  } <span class="comment">// namespace utf8::unchecked</span></div>
<div class="line"><a name="l00227"></a><span class="lineno"> 227</span> } <span class="comment">// namespace utf8 </span></div>
<div class="line"><a name="l00228"></a><span class="lineno"> 228</span> </div>
<div class="line"><a name="l00229"></a><span class="lineno"> 229</span> </div>
<div class="line"><a name="l00230"></a><span class="lineno"> 230</span> <span class="preprocessor">#endif // header guard</span></div>
<div class="line"><a name="l00231"></a><span class="lineno"> 231</span> <span class="preprocessor"></span></div>
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