| 123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188 | <!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 1.8.6"/><title>GRPC C++: include/grpc++/slice.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" 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id="MSearchResultsWindow"><iframe src="javascript:void(0)" frameborder="0"         name="MSearchResults" id="MSearchResults"></iframe></div><div id="nav-path" class="navpath">  <ul><li class="navelem"><a class="el" href="dir_d44c64559bbebec7f509842c48db8b23.html">include</a></li><li class="navelem"><a class="el" href="dir_f1b2ab2a88927c1e950e43c1cf4b634b.html">grpc++</a></li>  </ul></div></div><!-- top --><div class="header">  <div class="headertitle"><div class="title">slice.h</div>  </div></div><!--header--><div class="contents"><a href="slice_8h.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno">    1</span> <span class="comment">/*</span></div><div class="line"><a name="l00002"></a><span class="lineno">    2</span> <span class="comment"> *</span></div><div class="line"><a name="l00003"></a><span class="lineno">    3</span> <span class="comment"> * Copyright 2015, Google Inc.</span></div><div class="line"><a name="l00004"></a><span class="lineno">    4</span> <span class="comment"> * All rights reserved.</span></div><div class="line"><a name="l00005"></a><span class="lineno">    5</span> <span class="comment"> *</span></div><div class="line"><a name="l00006"></a><span class="lineno">    6</span> <span class="comment"> * Redistribution and use in source and binary forms, with or without</span></div><div class="line"><a name="l00007"></a><span class="lineno">    7</span> <span class="comment"> * modification, are permitted provided that the following conditions are</span></div><div class="line"><a name="l00008"></a><span class="lineno">    8</span> <span class="comment"> * met:</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"> *     * Redistributions of source code must retain the above copyright</span></div><div class="line"><a name="l00011"></a><span class="lineno">   11</span> <span class="comment"> * notice, this list of conditions and the following disclaimer.</span></div><div class="line"><a name="l00012"></a><span class="lineno">   12</span> <span class="comment"> *     * Redistributions in binary form must reproduce the above</span></div><div class="line"><a name="l00013"></a><span class="lineno">   13</span> <span class="comment"> * copyright notice, this list of conditions and the following disclaimer</span></div><div class="line"><a name="l00014"></a><span class="lineno">   14</span> <span class="comment"> * in the documentation and/or other materials provided with the</span></div><div class="line"><a name="l00015"></a><span class="lineno">   15</span> <span class="comment"> * distribution.</span></div><div class="line"><a name="l00016"></a><span class="lineno">   16</span> <span class="comment"> *     * Neither the name of Google Inc. nor the names of its</span></div><div class="line"><a name="l00017"></a><span class="lineno">   17</span> <span class="comment"> * contributors may be used to endorse or promote products derived from</span></div><div class="line"><a name="l00018"></a><span class="lineno">   18</span> <span class="comment"> * this software without specific prior written permission.</span></div><div class="line"><a name="l00019"></a><span class="lineno">   19</span> <span class="comment"> *</span></div><div class="line"><a name="l00020"></a><span class="lineno">   20</span> <span class="comment"> * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS</span></div><div class="line"><a name="l00021"></a><span class="lineno">   21</span> <span class="comment"> * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT</span></div><div class="line"><a name="l00022"></a><span class="lineno">   22</span> <span class="comment"> * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR</span></div><div class="line"><a name="l00023"></a><span class="lineno">   23</span> <span class="comment"> * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT</span></div><div class="line"><a name="l00024"></a><span class="lineno">   24</span> <span class="comment"> * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,</span></div><div class="line"><a name="l00025"></a><span class="lineno">   25</span> <span class="comment"> * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT</span></div><div class="line"><a name="l00026"></a><span class="lineno">   26</span> <span class="comment"> * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,</span></div><div class="line"><a name="l00027"></a><span class="lineno">   27</span> <span class="comment"> * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY</span></div><div class="line"><a name="l00028"></a><span class="lineno">   28</span> <span class="comment"> * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT</span></div><div class="line"><a name="l00029"></a><span class="lineno">   29</span> <span class="comment"> * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE</span></div><div class="line"><a name="l00030"></a><span class="lineno">   30</span> <span class="comment"> * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.</span></div><div class="line"><a name="l00031"></a><span class="lineno">   31</span> <span class="comment"> *</span></div><div class="line"><a name="l00032"></a><span class="lineno">   32</span> <span class="comment"> */</span></div><div class="line"><a name="l00033"></a><span class="lineno">   33</span> </div><div class="line"><a name="l00034"></a><span class="lineno">   34</span> <span class="preprocessor">#ifndef GRPCXX_SLICE_H</span></div><div class="line"><a name="l00035"></a><span class="lineno">   35</span> <span class="preprocessor"></span><span class="preprocessor">#define GRPCXX_SLICE_H</span></div><div class="line"><a name="l00036"></a><span class="lineno">   36</span> <span class="preprocessor"></span></div><div class="line"><a name="l00037"></a><span class="lineno">   37</span> <span class="preprocessor">#include <grpc/support/slice.h></span></div><div class="line"><a name="l00038"></a><span class="lineno">   38</span> <span class="preprocessor">#include <<a class="code" href="config_8h.html">grpc++/config.h</a>></span></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">namespace </span>grpc {</div><div class="line"><a name="l00041"></a><span class="lineno">   41</span> </div><div class="line"><a name="l00042"></a><span class="lineno"><a class="line" href="classgrpc_1_1_slice.html">   42</a></span> <span class="keyword">class </span><a class="code" href="classgrpc_1_1_slice.html">Slice</a> <a class="code" href="config_8h.html#ab2216aa6e0ffe505e1ec362a9621a7f9">GRPC_FINAL</a> {</div><div class="line"><a name="l00043"></a><span class="lineno">   43</span>  <span class="keyword">public</span>:</div><div class="line"><a name="l00044"></a><span class="lineno">   44</span>   <span class="comment">// construct empty slice</span></div><div class="line"><a name="l00045"></a><span class="lineno">   45</span>   <a class="code" href="classgrpc_1_1_slice.html#a8c5179cf7a39f66d65887bf298dc548f">Slice</a>();</div><div class="line"><a name="l00046"></a><span class="lineno">   46</span>   <span class="comment">// destructor - drops one ref</span></div><div class="line"><a name="l00047"></a><span class="lineno">   47</span>   <a class="code" href="classgrpc_1_1_slice.html#a1f89af608ad9e5bbc2870d4ee7140c94">~Slice</a>();</div><div class="line"><a name="l00048"></a><span class="lineno">   48</span>   <span class="comment">// construct slice from grpc slice, adding a ref</span></div><div class="line"><a name="l00049"></a><span class="lineno"><a class="line" href="classgrpc_1_1_slice.html#ac1e8469bbb6dfa9ab9e646e0b48f5fe2">   49</a></span>   <span class="keyword">enum</span> <a class="code" href="classgrpc_1_1_slice.html#ac1e8469bbb6dfa9ab9e646e0b48f5fe2">AddRef</a> { <a class="code" href="classgrpc_1_1_slice.html#ac1e8469bbb6dfa9ab9e646e0b48f5fe2a2ea965f79036dea69221557ec04580b2">ADD_REF</a> };</div><div class="line"><a name="l00050"></a><span class="lineno">   50</span>   <a class="code" href="classgrpc_1_1_slice.html#a8c5179cf7a39f66d65887bf298dc548f">Slice</a>(gpr_slice slice, <a class="code" href="classgrpc_1_1_slice.html#ac1e8469bbb6dfa9ab9e646e0b48f5fe2">AddRef</a>);</div><div class="line"><a name="l00051"></a><span class="lineno">   51</span>   <span class="comment">// construct slice from grpc slice, stealing a ref</span></div><div class="line"><a name="l00052"></a><span class="lineno"><a class="line" href="classgrpc_1_1_slice.html#a13fbbec0e9121a8b948d563f9730d75a">   52</a></span>   <span class="keyword">enum</span> <a class="code" href="classgrpc_1_1_slice.html#a13fbbec0e9121a8b948d563f9730d75a">StealRef</a> { <a class="code" href="classgrpc_1_1_slice.html#a13fbbec0e9121a8b948d563f9730d75aae0777a96d69fe69aec2acd1f0f9cefb7">STEAL_REF</a> };</div><div class="line"><a name="l00053"></a><span class="lineno">   53</span>   <a class="code" href="classgrpc_1_1_slice.html#a8c5179cf7a39f66d65887bf298dc548f">Slice</a>(gpr_slice slice, <a class="code" href="classgrpc_1_1_slice.html#a13fbbec0e9121a8b948d563f9730d75a">StealRef</a>);</div><div class="line"><a name="l00054"></a><span class="lineno">   54</span>   <span class="comment">// copy constructor - adds a ref</span></div><div class="line"><a name="l00055"></a><span class="lineno">   55</span>   <a class="code" href="classgrpc_1_1_slice.html#a8c5179cf7a39f66d65887bf298dc548f">Slice</a>(<span class="keyword">const</span> <a class="code" href="classgrpc_1_1_slice.html">Slice</a>& other);</div><div class="line"><a name="l00056"></a><span class="lineno">   56</span>   <span class="comment">// assignment - ref count is unchanged</span></div><div class="line"><a name="l00057"></a><span class="lineno"><a class="line" href="classgrpc_1_1_slice.html#ac5a109779239ed4d3fd58e8124abdba1">   57</a></span>   <a class="code" href="classgrpc_1_1_slice.html">Slice</a>& <a class="code" href="classgrpc_1_1_slice.html#ac5a109779239ed4d3fd58e8124abdba1">operator=</a>(<a class="code" href="classgrpc_1_1_slice.html">Slice</a> other) {</div><div class="line"><a name="l00058"></a><span class="lineno">   58</span>     std::swap(slice_, other.slice_);</div><div class="line"><a name="l00059"></a><span class="lineno">   59</span>     <span class="keywordflow">return</span> *<span class="keyword">this</span>;</div><div class="line"><a name="l00060"></a><span class="lineno">   60</span>   }</div><div class="line"><a name="l00061"></a><span class="lineno">   61</span> </div><div class="line"><a name="l00062"></a><span class="lineno"><a class="line" href="classgrpc_1_1_slice.html#aa216fa6d6e98e5e2677b7d33fb4af724">   62</a></span>   <span class="keywordtype">size_t</span> <a class="code" href="classgrpc_1_1_slice.html#aa216fa6d6e98e5e2677b7d33fb4af724">size</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> GPR_SLICE_LENGTH(slice_); }</div><div class="line"><a name="l00063"></a><span class="lineno"><a class="line" href="classgrpc_1_1_slice.html#ad7b0a21bd37c2ed9899c369777cc9fb8">   63</a></span>   <span class="keyword">const</span> gpr_uint8* <a class="code" href="classgrpc_1_1_slice.html#ad7b0a21bd37c2ed9899c369777cc9fb8">begin</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> GPR_SLICE_START_PTR(slice_); }</div><div class="line"><a name="l00064"></a><span class="lineno"><a class="line" href="classgrpc_1_1_slice.html#a15f9576be1afa1048ed8963d50581b60">   64</a></span>   <span class="keyword">const</span> gpr_uint8* <a class="code" href="classgrpc_1_1_slice.html#a15f9576be1afa1048ed8963d50581b60">end</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> GPR_SLICE_END_PTR(slice_); }</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>  <span class="keyword">private</span>:</div><div class="line"><a name="l00067"></a><span class="lineno"><a class="line" href="classgrpc_1_1_slice.html#ac6c83f28f4b17ae317094a794e92e99e">   67</a></span>   <span class="keyword">friend</span> <span class="keyword">class </span><a class="code" href="classgrpc_1_1_byte_buffer.html">ByteBuffer</a>;</div><div class="line"><a name="l00068"></a><span class="lineno">   68</span> </div><div class="line"><a name="l00069"></a><span class="lineno">   69</span>   gpr_slice slice_;</div><div class="line"><a name="l00070"></a><span class="lineno">   70</span> };</div><div class="line"><a name="l00071"></a><span class="lineno">   71</span> </div><div class="line"><a name="l00072"></a><span class="lineno">   72</span> }  <span class="comment">// namespace grpc</span></div><div class="line"><a name="l00073"></a><span class="lineno">   73</span> </div><div class="line"><a name="l00074"></a><span class="lineno">   74</span> <span class="preprocessor">#endif  // GRPCXX_SLICE_H</span></div><div class="ttc" id="classgrpc_1_1_slice_html_a1f89af608ad9e5bbc2870d4ee7140c94"><div class="ttname"><a href="classgrpc_1_1_slice.html#a1f89af608ad9e5bbc2870d4ee7140c94">grpc::Slice::~Slice</a></div><div class="ttdeci">~Slice()</div></div><div class="ttc" id="classgrpc_1_1_slice_html_a15f9576be1afa1048ed8963d50581b60"><div class="ttname"><a href="classgrpc_1_1_slice.html#a15f9576be1afa1048ed8963d50581b60">grpc::Slice::end</a></div><div class="ttdeci">const gpr_uint8 * end() const </div><div class="ttdef"><b>Definition:</b> slice.h:64</div></div><div class="ttc" id="classgrpc_1_1_slice_html_a13fbbec0e9121a8b948d563f9730d75a"><div class="ttname"><a href="classgrpc_1_1_slice.html#a13fbbec0e9121a8b948d563f9730d75a">grpc::Slice::StealRef</a></div><div class="ttdeci">StealRef</div><div class="ttdef"><b>Definition:</b> slice.h:52</div></div><div class="ttc" id="classgrpc_1_1_slice_html"><div class="ttname"><a href="classgrpc_1_1_slice.html">grpc::Slice</a></div><div class="ttdef"><b>Definition:</b> slice.h:42</div></div><div class="ttc" id="config_8h_html"><div class="ttname"><a href="config_8h.html">config.h</a></div></div><div class="ttc" id="classgrpc_1_1_slice_html_ad7b0a21bd37c2ed9899c369777cc9fb8"><div class="ttname"><a href="classgrpc_1_1_slice.html#ad7b0a21bd37c2ed9899c369777cc9fb8">grpc::Slice::begin</a></div><div class="ttdeci">const gpr_uint8 * begin() const </div><div class="ttdef"><b>Definition:</b> slice.h:63</div></div><div class="ttc" id="config_8h_html_ab2216aa6e0ffe505e1ec362a9621a7f9"><div class="ttname"><a href="config_8h.html#ab2216aa6e0ffe505e1ec362a9621a7f9">GRPC_FINAL</a></div><div class="ttdeci">#define GRPC_FINAL</div><div class="ttdef"><b>Definition:</b> config.h:71</div></div><div class="ttc" id="classgrpc_1_1_slice_html_ac1e8469bbb6dfa9ab9e646e0b48f5fe2a2ea965f79036dea69221557ec04580b2"><div class="ttname"><a href="classgrpc_1_1_slice.html#ac1e8469bbb6dfa9ab9e646e0b48f5fe2a2ea965f79036dea69221557ec04580b2">grpc::Slice::ADD_REF</a></div><div class="ttdef"><b>Definition:</b> slice.h:49</div></div><div class="ttc" id="classgrpc_1_1_slice_html_a13fbbec0e9121a8b948d563f9730d75aae0777a96d69fe69aec2acd1f0f9cefb7"><div class="ttname"><a href="classgrpc_1_1_slice.html#a13fbbec0e9121a8b948d563f9730d75aae0777a96d69fe69aec2acd1f0f9cefb7">grpc::Slice::STEAL_REF</a></div><div class="ttdef"><b>Definition:</b> slice.h:52</div></div><div class="ttc" id="classgrpc_1_1_slice_html_a8c5179cf7a39f66d65887bf298dc548f"><div class="ttname"><a href="classgrpc_1_1_slice.html#a8c5179cf7a39f66d65887bf298dc548f">grpc::Slice::Slice</a></div><div class="ttdeci">Slice()</div></div><div class="ttc" id="classgrpc_1_1_slice_html_aa216fa6d6e98e5e2677b7d33fb4af724"><div class="ttname"><a href="classgrpc_1_1_slice.html#aa216fa6d6e98e5e2677b7d33fb4af724">grpc::Slice::size</a></div><div class="ttdeci">size_t size() const </div><div class="ttdef"><b>Definition:</b> slice.h:62</div></div><div class="ttc" id="classgrpc_1_1_slice_html_ac5a109779239ed4d3fd58e8124abdba1"><div class="ttname"><a href="classgrpc_1_1_slice.html#ac5a109779239ed4d3fd58e8124abdba1">grpc::Slice::operator=</a></div><div class="ttdeci">Slice & operator=(Slice other)</div><div class="ttdef"><b>Definition:</b> slice.h:57</div></div><div class="ttc" id="classgrpc_1_1_slice_html_ac1e8469bbb6dfa9ab9e646e0b48f5fe2"><div class="ttname"><a href="classgrpc_1_1_slice.html#ac1e8469bbb6dfa9ab9e646e0b48f5fe2">grpc::Slice::AddRef</a></div><div class="ttdeci">AddRef</div><div class="ttdef"><b>Definition:</b> slice.h:49</div></div><div class="ttc" id="classgrpc_1_1_byte_buffer_html"><div class="ttname"><a href="classgrpc_1_1_byte_buffer.html">grpc::ByteBuffer</a></div><div class="ttdef"><b>Definition:</b> byte_buffer.h:49</div></div></div><!-- fragment --></div><!-- contents --><!-- start footer part --><hr class="footer"/><address class="footer"><small>Generated on Wed Aug 5 2015 08:17:06 for GRPC C++ by  <a href="http://www.doxygen.org/index.html"><img class="footer" src="doxygen.png" alt="doxygen"/></a> 1.8.6</small></address></body></html>
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