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<div class="title">proto_buffer_reader.h</div> </div>
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<a href="impl_2codegen_2proto__buffer__reader_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>
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<div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="comment"> *</span></div>
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<div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment"> * Copyright 2015 gRPC authors.</span></div>
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<div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment"> *</span></div>
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<div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment"> * Licensed under the Apache License, Version 2.0 (the "License");</span></div>
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<div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="comment"> * you may not use this file except in compliance with the License.</span></div>
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<div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment"> * You may obtain a copy of the License at</span></div>
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<div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="comment"> *</span></div>
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<div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="comment"> * http://www.apache.org/licenses/LICENSE-2.0</span></div>
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<div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="comment"> *</span></div>
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<div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="comment"> * Unless required by applicable law or agreed to in writing, software</span></div>
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<div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="comment"> * distributed under the License is distributed on an "AS IS" BASIS,</span></div>
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<div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="comment"> * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.</span></div>
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<div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="comment"> * See the License for the specific language governing permissions and</span></div>
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<div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="comment"> * limitations under the License.</span></div>
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<div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="comment"> *</span></div>
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<div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="comment"> */</span></div>
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<div class="line"><a name="l00018"></a><span class="lineno"> 18</span>  </div>
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<div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="preprocessor">#ifndef GRPCPP_IMPL_CODEGEN_PROTO_BUFFER_READER_H</span></div>
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<div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="preprocessor">#define GRPCPP_IMPL_CODEGEN_PROTO_BUFFER_READER_H</span></div>
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<div class="line"><a name="l00021"></a><span class="lineno"> 21</span>  </div>
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<div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="preprocessor">#include <type_traits></span></div>
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<div class="line"><a name="l00023"></a><span class="lineno"> 23</span>  </div>
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<div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="preprocessor">#include <<a class="code" href="impl_2codegen_2byte__buffer__reader_8h.html">grpc/impl/codegen/byte_buffer_reader.h</a>></span></div>
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<div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="preprocessor">#include <<a class="code" href="grpc__types_8h.html">grpc/impl/codegen/grpc_types.h</a>></span></div>
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<div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="preprocessor">#include <<a class="code" href="grpc_2impl_2codegen_2slice_8h.html">grpc/impl/codegen/slice.h</a>></span></div>
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<div class="line"><a name="l00027"></a><span class="lineno"> 27</span> <span class="preprocessor">#include <<a class="code" href="grpcpp_2impl_2codegen_2byte__buffer_8h.html">grpcpp/impl/codegen/byte_buffer.h</a>></span></div>
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<div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="preprocessor">#include <<a class="code" href="grpcpp_2impl_2codegen_2config__protobuf_8h.html">grpcpp/impl/codegen/config_protobuf.h</a>></span></div>
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<div class="line"><a name="l00029"></a><span class="lineno"> 29</span> <span class="preprocessor">#include <<a class="code" href="grpcpp_2impl_2codegen_2core__codegen__interface_8h.html">grpcpp/impl/codegen/core_codegen_interface.h</a>></span></div>
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<div class="line"><a name="l00030"></a><span class="lineno"> 30</span> <span class="preprocessor">#include <<a class="code" href="grpcpp_2impl_2codegen_2serialization__traits_8h.html">grpcpp/impl/codegen/serialization_traits.h</a>></span></div>
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<div class="line"><a name="l00031"></a><span class="lineno"> 31</span> <span class="preprocessor">#include <<a class="code" href="grpcpp_2impl_2codegen_2status_8h.html">grpcpp/impl/codegen/status.h</a>></span></div>
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<div class="line"><a name="l00032"></a><span class="lineno"> 32</span>  </div>
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<div class="line"><a name="l00035"></a><span class="lineno"> 35</span>  </div>
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<div class="line"><a name="l00036"></a><span class="lineno"> 36</span> <span class="keyword">namespace </span><a class="code" href="namespacegrpc.html">grpc</a> {</div>
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<div class="line"><a name="l00037"></a><span class="lineno"> 37</span>  </div>
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<div class="line"><a name="l00038"></a><span class="lineno"> 38</span> <span class="keyword">extern</span> CoreCodegenInterface* <a class="code" href="namespacegrpc.html#abbcecc18dae64c65df0b6d9aa8bf67a8">g_core_codegen_interface</a>;</div>
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<div class="line"><a name="l00039"></a><span class="lineno"> 39</span>  </div>
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<div class="line"><a name="l00046"></a><span class="lineno"><a class="line" href="classgrpc_1_1_proto_buffer_reader.html"> 46</a></span> <span class="keyword">class </span><a class="code" href="classgrpc_1_1_proto_buffer_reader.html">ProtoBufferReader</a> : <span class="keyword">public</span> <a class="code" href="namespacegrpc_1_1protobuf_1_1io.html#ae16bb38d6b730de308f0be4eb43931b4">::grpc::protobuf::io::ZeroCopyInputStream</a> {</div>
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<div class="line"><a name="l00047"></a><span class="lineno"> 47</span>  <span class="keyword">public</span>:</div>
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<div class="line"><a name="l00050"></a><span class="lineno"><a class="line" href="classgrpc_1_1_proto_buffer_reader.html#aa00588464b3586ea57b8d4f20b526934"> 50</a></span>  <span class="keyword">explicit</span> <a class="code" href="classgrpc_1_1_proto_buffer_reader.html#aa00588464b3586ea57b8d4f20b526934">ProtoBufferReader</a>(<a class="code" href="classgrpc_1_1_byte_buffer.html">ByteBuffer</a>* buffer)</div>
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<div class="line"><a name="l00051"></a><span class="lineno"> 51</span>  : byte_count_(0), backup_count_(0), status_() {</div>
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<div class="line"><a name="l00054"></a><span class="lineno"> 54</span>  <span class="keywordflow">if</span> (!buffer-><a class="code" href="classgrpc_1_1_byte_buffer.html#aea6bcd0d3c70fc14158df68c59dc82d4">Valid</a>() ||</div>
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<div class="line"><a name="l00055"></a><span class="lineno"> 55</span>  !<a class="code" href="namespacegrpc.html#abbcecc18dae64c65df0b6d9aa8bf67a8">g_core_codegen_interface</a>-><a class="code" href="classgrpc_1_1_core_codegen_interface.html#a87f88e27e88172507b25414045d53d13">grpc_byte_buffer_reader_init</a>(</div>
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<div class="line"><a name="l00056"></a><span class="lineno"> 56</span>  &reader_, buffer->c_buffer())) {</div>
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<div class="line"><a name="l00057"></a><span class="lineno"> 57</span>  status_ = <a class="code" href="namespacegrpc_1_1protobuf_1_1util.html#a717f1a5db6c98d3f27340afd6f28bf7e">Status</a>(<a class="code" href="namespacegrpc.html#aff1730578c90160528f6a8d67ef5c43ba0ae30536146394965fd8ad64c2d414f3">StatusCode::INTERNAL</a>,</div>
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<div class="line"><a name="l00058"></a><span class="lineno"> 58</span>  <span class="stringliteral">"Couldn't initialize byte buffer reader"</span>);</div>
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<div class="line"><a name="l00059"></a><span class="lineno"> 59</span>  }</div>
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<div class="line"><a name="l00060"></a><span class="lineno"> 60</span>  }</div>
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<div class="line"><a name="l00061"></a><span class="lineno"> 61</span>  </div>
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<div class="line"><a name="l00062"></a><span class="lineno"><a class="line" href="classgrpc_1_1_proto_buffer_reader.html#a919f28b7d6be0d6a2fb0f178a0cdf573"> 62</a></span>  <a class="code" href="classgrpc_1_1_proto_buffer_reader.html#a919f28b7d6be0d6a2fb0f178a0cdf573">~ProtoBufferReader</a>() {</div>
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<div class="line"><a name="l00063"></a><span class="lineno"> 63</span>  <span class="keywordflow">if</span> (status_.<a class="code" href="classgrpc_1_1_status.html#ab80672b5665c32dc0937a0d58a3ce192">ok</a>()) {</div>
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<div class="line"><a name="l00064"></a><span class="lineno"> 64</span>  <a class="code" href="namespacegrpc.html#abbcecc18dae64c65df0b6d9aa8bf67a8">g_core_codegen_interface</a>-><a class="code" href="classgrpc_1_1_core_codegen_interface.html#a8c74c34181034fe2b294edb7644dcfe6">grpc_byte_buffer_reader_destroy</a>(&reader_);</div>
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<div class="line"><a name="l00065"></a><span class="lineno"> 65</span>  }</div>
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<div class="line"><a name="l00066"></a><span class="lineno"> 66</span>  }</div>
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<div class="line"><a name="l00067"></a><span class="lineno"> 67</span>  </div>
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<div class="line"><a name="l00070"></a><span class="lineno"><a class="line" href="classgrpc_1_1_proto_buffer_reader.html#a5535d30e741c8a081a0fec40620b37e8"> 70</a></span>  <span class="keywordtype">bool</span> <a class="code" href="classgrpc_1_1_proto_buffer_reader.html#a5535d30e741c8a081a0fec40620b37e8">Next</a>(<span class="keyword">const</span> <span class="keywordtype">void</span>** data, <span class="keywordtype">int</span>* size)<span class="keyword"> override </span>{</div>
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<div class="line"><a name="l00071"></a><span class="lineno"> 71</span>  <span class="keywordflow">if</span> (!status_.<a class="code" href="classgrpc_1_1_status.html#ab80672b5665c32dc0937a0d58a3ce192">ok</a>()) {</div>
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<div class="line"><a name="l00072"></a><span class="lineno"> 72</span>  <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
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<div class="line"><a name="l00073"></a><span class="lineno"> 73</span>  }</div>
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<div class="line"><a name="l00075"></a><span class="lineno"> 75</span>  <span class="keywordflow">if</span> (backup_count_ > 0) {</div>
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<div class="line"><a name="l00076"></a><span class="lineno"> 76</span>  *data = <a class="code" href="grpc_2impl_2codegen_2slice_8h.html#a8a15783c251cdeb18c3f8b0ad41d0352">GRPC_SLICE_START_PTR</a>(*slice_) + <a class="code" href="grpc_2impl_2codegen_2slice_8h.html#ae965fb2ee1a646253cdbd49d82b0b6c5">GRPC_SLICE_LENGTH</a>(*slice_) -</div>
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<div class="line"><a name="l00077"></a><span class="lineno"> 77</span>  backup_count_;</div>
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<div class="line"><a name="l00078"></a><span class="lineno"> 78</span>  <a class="code" href="grpcpp_2impl_2codegen_2core__codegen__interface_8h.html#a39c1421e7081b57c503487659e2653a5">GPR_CODEGEN_ASSERT</a>(backup_count_ <= INT_MAX);</div>
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<div class="line"><a name="l00079"></a><span class="lineno"> 79</span>  *size = (int)backup_count_;</div>
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<div class="line"><a name="l00080"></a><span class="lineno"> 80</span>  backup_count_ = 0;</div>
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<div class="line"><a name="l00081"></a><span class="lineno"> 81</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
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<div class="line"><a name="l00082"></a><span class="lineno"> 82</span>  }</div>
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<div class="line"><a name="l00084"></a><span class="lineno"> 84</span>  <span class="keywordflow">if</span> (!<a class="code" href="namespacegrpc.html#abbcecc18dae64c65df0b6d9aa8bf67a8">g_core_codegen_interface</a>-><a class="code" href="classgrpc_1_1_core_codegen_interface.html#ad76b2cdb38bc92fc89396622d44107c0">grpc_byte_buffer_reader_peek</a>(&reader_,</div>
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<div class="line"><a name="l00085"></a><span class="lineno"> 85</span>  &slice_)) {</div>
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<div class="line"><a name="l00086"></a><span class="lineno"> 86</span>  <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
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<div class="line"><a name="l00087"></a><span class="lineno"> 87</span>  }</div>
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<div class="line"><a name="l00088"></a><span class="lineno"> 88</span>  *data = <a class="code" href="grpc_2impl_2codegen_2slice_8h.html#a8a15783c251cdeb18c3f8b0ad41d0352">GRPC_SLICE_START_PTR</a>(*slice_);</div>
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<div class="line"><a name="l00089"></a><span class="lineno"> 89</span>  <span class="comment">// On win x64, int is only 32bit</span></div>
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<div class="line"><a name="l00090"></a><span class="lineno"> 90</span>  <a class="code" href="grpcpp_2impl_2codegen_2core__codegen__interface_8h.html#a39c1421e7081b57c503487659e2653a5">GPR_CODEGEN_ASSERT</a>(<a class="code" href="grpc_2impl_2codegen_2slice_8h.html#ae965fb2ee1a646253cdbd49d82b0b6c5">GRPC_SLICE_LENGTH</a>(*slice_) <= INT_MAX);</div>
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<div class="line"><a name="l00091"></a><span class="lineno"> 91</span>  byte_count_ += * size = (int)<a class="code" href="grpc_2impl_2codegen_2slice_8h.html#ae965fb2ee1a646253cdbd49d82b0b6c5">GRPC_SLICE_LENGTH</a>(*slice_);</div>
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<div class="line"><a name="l00092"></a><span class="lineno"> 92</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
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<div class="line"><a name="l00093"></a><span class="lineno"> 93</span>  }</div>
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<div class="line"><a name="l00094"></a><span class="lineno"> 94</span>  </div>
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<div class="line"><a name="l00096"></a><span class="lineno"><a class="line" href="classgrpc_1_1_proto_buffer_reader.html#a50b5c353ac2d915b09e68bf9c1f7136e"> 96</a></span>  <a class="code" href="classgrpc_1_1_status.html">Status</a> <a class="code" href="classgrpc_1_1_proto_buffer_reader.html#a50b5c353ac2d915b09e68bf9c1f7136e">status</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> status_; }</div>
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<div class="line"><a name="l00097"></a><span class="lineno"> 97</span>  </div>
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<div class="line"><a name="l00101"></a><span class="lineno"><a class="line" href="classgrpc_1_1_proto_buffer_reader.html#adb77905f9cecd961c6066dc78d93a60c"> 101</a></span>  <span class="keywordtype">void</span> <a class="code" href="classgrpc_1_1_proto_buffer_reader.html#adb77905f9cecd961c6066dc78d93a60c">BackUp</a>(<span class="keywordtype">int</span> count)<span class="keyword"> override </span>{</div>
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<div class="line"><a name="l00102"></a><span class="lineno"> 102</span>  <a class="code" href="grpcpp_2impl_2codegen_2core__codegen__interface_8h.html#a39c1421e7081b57c503487659e2653a5">GPR_CODEGEN_ASSERT</a>(count <= <span class="keyword">static_cast<</span><span class="keywordtype">int</span><span class="keyword">></span>(<a class="code" href="grpc_2impl_2codegen_2slice_8h.html#ae965fb2ee1a646253cdbd49d82b0b6c5">GRPC_SLICE_LENGTH</a>(*slice_)));</div>
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<div class="line"><a name="l00103"></a><span class="lineno"> 103</span>  backup_count_ = count;</div>
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<div class="line"><a name="l00104"></a><span class="lineno"> 104</span>  }</div>
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<div class="line"><a name="l00105"></a><span class="lineno"> 105</span>  </div>
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<div class="line"><a name="l00108"></a><span class="lineno"><a class="line" href="classgrpc_1_1_proto_buffer_reader.html#a6f9fdfde9953f08b5ca247e6e1b2f02b"> 108</a></span>  <span class="keywordtype">bool</span> <a class="code" href="classgrpc_1_1_proto_buffer_reader.html#a6f9fdfde9953f08b5ca247e6e1b2f02b">Skip</a>(<span class="keywordtype">int</span> count)<span class="keyword"> override </span>{</div>
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<div class="line"><a name="l00109"></a><span class="lineno"> 109</span>  <span class="keyword">const</span> <span class="keywordtype">void</span>* data;</div>
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<div class="line"><a name="l00110"></a><span class="lineno"> 110</span>  <span class="keywordtype">int</span> size;</div>
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<div class="line"><a name="l00111"></a><span class="lineno"> 111</span>  <span class="keywordflow">while</span> (<a class="code" href="classgrpc_1_1_proto_buffer_reader.html#a5535d30e741c8a081a0fec40620b37e8">Next</a>(&data, &size)) {</div>
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<div class="line"><a name="l00112"></a><span class="lineno"> 112</span>  <span class="keywordflow">if</span> (size >= count) {</div>
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<div class="line"><a name="l00113"></a><span class="lineno"> 113</span>  <a class="code" href="classgrpc_1_1_proto_buffer_reader.html#adb77905f9cecd961c6066dc78d93a60c">BackUp</a>(size - count);</div>
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<div class="line"><a name="l00114"></a><span class="lineno"> 114</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
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<div class="line"><a name="l00115"></a><span class="lineno"> 115</span>  }</div>
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<div class="line"><a name="l00116"></a><span class="lineno"> 116</span>  <span class="comment">// size < count;</span></div>
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<div class="line"><a name="l00117"></a><span class="lineno"> 117</span>  count -= size;</div>
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<div class="line"><a name="l00118"></a><span class="lineno"> 118</span>  }</div>
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<div class="line"><a name="l00119"></a><span class="lineno"> 119</span>  <span class="comment">// error or we have too large count;</span></div>
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<div class="line"><a name="l00120"></a><span class="lineno"> 120</span>  <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
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<div class="line"><a name="l00121"></a><span class="lineno"> 121</span>  }</div>
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<div class="line"><a name="l00122"></a><span class="lineno"> 122</span>  </div>
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<div class="line"><a name="l00124"></a><span class="lineno"><a class="line" href="classgrpc_1_1_proto_buffer_reader.html#a98601902abf9a69f2072e81aa65f67a0"> 124</a></span>  int64_t <a class="code" href="classgrpc_1_1_proto_buffer_reader.html#a98601902abf9a69f2072e81aa65f67a0">ByteCount</a>()<span class="keyword"> const override </span>{ <span class="keywordflow">return</span> byte_count_ - backup_count_; }</div>
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<div class="line"><a name="l00125"></a><span class="lineno"> 125</span>  </div>
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<div class="line"><a name="l00126"></a><span class="lineno"> 126</span>  <span class="comment">// These protected members are needed to support internal optimizations.</span></div>
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<div class="line"><a name="l00127"></a><span class="lineno"> 127</span>  <span class="comment">// they expose internal bits of grpc core that are NOT stable. If you have</span></div>
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<div class="line"><a name="l00128"></a><span class="lineno"> 128</span>  <span class="comment">// a use case needs to use one of these functions, please send an email to</span></div>
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<div class="line"><a name="l00129"></a><span class="lineno"> 129</span>  <span class="comment">// https://groups.google.com/forum/#!forum/grpc-io.</span></div>
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<div class="line"><a name="l00130"></a><span class="lineno"> 130</span>  <span class="keyword">protected</span>:</div>
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<div class="line"><a name="l00131"></a><span class="lineno"><a class="line" href="classgrpc_1_1_proto_buffer_reader.html#a9fa8b889f80d4bf56f6915ad9245ac3b"> 131</a></span>  <span class="keywordtype">void</span> <a class="code" href="classgrpc_1_1_proto_buffer_reader.html#a9fa8b889f80d4bf56f6915ad9245ac3b">set_byte_count</a>(int64_t byte_count) { byte_count_ = byte_count; }</div>
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<div class="line"><a name="l00132"></a><span class="lineno"><a class="line" href="classgrpc_1_1_proto_buffer_reader.html#ac9dad34d4b14195b85d5cd019ba5d7d1"> 132</a></span>  int64_t <a class="code" href="classgrpc_1_1_proto_buffer_reader.html#ac9dad34d4b14195b85d5cd019ba5d7d1">backup_count</a>() { <span class="keywordflow">return</span> backup_count_; }</div>
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<div class="line"><a name="l00133"></a><span class="lineno"><a class="line" href="classgrpc_1_1_proto_buffer_reader.html#a56f59bca6804e19d0f780c80ccbca031"> 133</a></span>  <span class="keywordtype">void</span> <a class="code" href="classgrpc_1_1_proto_buffer_reader.html#a56f59bca6804e19d0f780c80ccbca031">set_backup_count</a>(int64_t <a class="code" href="classgrpc_1_1_proto_buffer_reader.html#ac9dad34d4b14195b85d5cd019ba5d7d1">backup_count</a>) { backup_count_ = <a class="code" href="classgrpc_1_1_proto_buffer_reader.html#ac9dad34d4b14195b85d5cd019ba5d7d1">backup_count</a>; }</div>
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<div class="line"><a name="l00134"></a><span class="lineno"><a class="line" href="classgrpc_1_1_proto_buffer_reader.html#aa50ef34b08b9cb338dc26db6be108748"> 134</a></span>  <a class="code" href="structgrpc__byte__buffer__reader.html">grpc_byte_buffer_reader</a>* <a class="code" href="classgrpc_1_1_proto_buffer_reader.html#aa50ef34b08b9cb338dc26db6be108748">reader</a>() { <span class="keywordflow">return</span> &reader_; }</div>
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<div class="line"><a name="l00135"></a><span class="lineno"><a class="line" href="classgrpc_1_1_proto_buffer_reader.html#a0874823748781629e0b2bde470d78bf3"> 135</a></span>  <a class="code" href="structgrpc__slice.html">grpc_slice</a>* <a class="code" href="classgrpc_1_1_proto_buffer_reader.html#a0874823748781629e0b2bde470d78bf3">slice</a>() { <span class="keywordflow">return</span> slice_; }</div>
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<div class="line"><a name="l00136"></a><span class="lineno"><a class="line" href="classgrpc_1_1_proto_buffer_reader.html#a0a79dd8c63deb9cb1837d531229a7577"> 136</a></span>  <a class="code" href="structgrpc__slice.html">grpc_slice</a>** <a class="code" href="classgrpc_1_1_proto_buffer_reader.html#a0a79dd8c63deb9cb1837d531229a7577">mutable_slice_ptr</a>() { <span class="keywordflow">return</span> &slice_; }</div>
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<div class="line"><a name="l00137"></a><span class="lineno"> 137</span>  </div>
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<div class="line"><a name="l00138"></a><span class="lineno"> 138</span>  <span class="keyword">private</span>:</div>
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<div class="line"><a name="l00139"></a><span class="lineno"> 139</span>  int64_t byte_count_; </div>
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<div class="line"><a name="l00140"></a><span class="lineno"> 140</span>  int64_t backup_count_; </div>
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<div class="line"><a name="l00141"></a><span class="lineno"> 141</span>  <a class="code" href="structgrpc__byte__buffer__reader.html">grpc_byte_buffer_reader</a> reader_; </div>
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<div class="line"><a name="l00142"></a><span class="lineno"> 142</span>  <a class="code" href="structgrpc__slice.html">grpc_slice</a>* slice_; </div>
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<div class="line"><a name="l00144"></a><span class="lineno"> 144</span>  <a class="code" href="classgrpc_1_1_status.html">Status</a> status_; </div>
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<div class="line"><a name="l00145"></a><span class="lineno"> 145</span> };</div>
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<div class="line"><a name="l00146"></a><span class="lineno"> 146</span>  </div>
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<div class="line"><a name="l00147"></a><span class="lineno"> 147</span> } <span class="comment">// namespace grpc</span></div>
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<div class="line"><a name="l00148"></a><span class="lineno"> 148</span>  </div>
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<div class="line"><a name="l00149"></a><span class="lineno"> 149</span> <span class="preprocessor">#endif // GRPCPP_IMPL_CODEGEN_PROTO_BUFFER_READER_H</span></div>
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</div><!-- fragment --></div><!-- contents -->
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<div class="ttc" id="agrpc_2impl_2codegen_2slice_8h_html_ae965fb2ee1a646253cdbd49d82b0b6c5"><div class="ttname"><a href="grpc_2impl_2codegen_2slice_8h.html#ae965fb2ee1a646253cdbd49d82b0b6c5">GRPC_SLICE_LENGTH</a></div><div class="ttdeci">#define GRPC_SLICE_LENGTH(slice)</div><div class="ttdef"><b>Definition:</b> slice.h:99</div></div>
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<div class="ttc" id="aclassgrpc_1_1_core_codegen_interface_html_ad76b2cdb38bc92fc89396622d44107c0"><div class="ttname"><a href="classgrpc_1_1_core_codegen_interface.html#ad76b2cdb38bc92fc89396622d44107c0">grpc::CoreCodegenInterface::grpc_byte_buffer_reader_peek</a></div><div class="ttdeci">virtual int grpc_byte_buffer_reader_peek(grpc_byte_buffer_reader *reader, grpc_slice **slice)=0</div></div>
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<div class="ttc" id="anamespacegrpc_html"><div class="ttname"><a href="namespacegrpc.html">grpc</a></div><div class="ttdoc">This header provides an object that reads bytes directly from a grpc::ByteBuffer, via the ZeroCopyInp...</div><div class="ttdef"><b>Definition:</b> alarm.h:24</div></div>
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<div class="ttc" id="agrpcpp_2impl_2codegen_2status_8h_html"><div class="ttname"><a href="grpcpp_2impl_2codegen_2status_8h.html">status.h</a></div></div>
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<div class="ttc" id="aimpl_2codegen_2byte__buffer__reader_8h_html"><div class="ttname"><a href="impl_2codegen_2byte__buffer__reader_8h.html">byte_buffer_reader.h</a></div></div>
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<div class="ttc" id="aclassgrpc_1_1_proto_buffer_reader_html_aa00588464b3586ea57b8d4f20b526934"><div class="ttname"><a href="classgrpc_1_1_proto_buffer_reader.html#aa00588464b3586ea57b8d4f20b526934">grpc::ProtoBufferReader::ProtoBufferReader</a></div><div class="ttdeci">ProtoBufferReader(ByteBuffer *buffer)</div><div class="ttdoc">Constructs buffer reader from buffer.</div><div class="ttdef"><b>Definition:</b> proto_buffer_reader.h:50</div></div>
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<div class="ttc" id="agrpcpp_2impl_2codegen_2serialization__traits_8h_html"><div class="ttname"><a href="grpcpp_2impl_2codegen_2serialization__traits_8h.html">serialization_traits.h</a></div></div>
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<div class="ttc" id="anamespacegrpc_1_1protobuf_1_1io_html_ae16bb38d6b730de308f0be4eb43931b4"><div class="ttname"><a href="namespacegrpc_1_1protobuf_1_1io.html#ae16bb38d6b730de308f0be4eb43931b4">grpc::protobuf::io::ZeroCopyInputStream</a></div><div class="ttdeci">::google::protobuf::io::ZeroCopyInputStream ZeroCopyInputStream</div><div class="ttdef"><b>Definition:</b> config_protobuf.h:97</div></div>
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<div class="ttc" id="agrpcpp_2impl_2codegen_2core__codegen__interface_8h_html"><div class="ttname"><a href="grpcpp_2impl_2codegen_2core__codegen__interface_8h.html">core_codegen_interface.h</a></div></div>
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<div class="ttc" id="aclassgrpc_1_1_proto_buffer_reader_html_a919f28b7d6be0d6a2fb0f178a0cdf573"><div class="ttname"><a href="classgrpc_1_1_proto_buffer_reader.html#a919f28b7d6be0d6a2fb0f178a0cdf573">grpc::ProtoBufferReader::~ProtoBufferReader</a></div><div class="ttdeci">~ProtoBufferReader()</div><div class="ttdef"><b>Definition:</b> proto_buffer_reader.h:62</div></div>
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<div class="ttc" id="aclassgrpc_1_1_proto_buffer_reader_html_ac9dad34d4b14195b85d5cd019ba5d7d1"><div class="ttname"><a href="classgrpc_1_1_proto_buffer_reader.html#ac9dad34d4b14195b85d5cd019ba5d7d1">grpc::ProtoBufferReader::backup_count</a></div><div class="ttdeci">int64_t backup_count()</div><div class="ttdef"><b>Definition:</b> proto_buffer_reader.h:132</div></div>
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<div class="ttc" id="aclassgrpc_1_1_status_html_ab80672b5665c32dc0937a0d58a3ce192"><div class="ttname"><a href="classgrpc_1_1_status.html#ab80672b5665c32dc0937a0d58a3ce192">grpc::Status::ok</a></div><div class="ttdeci">bool ok() const</div><div class="ttdoc">Is the status OK?</div><div class="ttdef"><b>Definition:</b> status.h:118</div></div>
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<div class="ttc" id="agrpcpp_2impl_2codegen_2byte__buffer_8h_html"><div class="ttname"><a href="grpcpp_2impl_2codegen_2byte__buffer_8h.html">byte_buffer.h</a></div></div>
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<div class="ttc" id="aclassgrpc_1_1_proto_buffer_reader_html_adb77905f9cecd961c6066dc78d93a60c"><div class="ttname"><a href="classgrpc_1_1_proto_buffer_reader.html#adb77905f9cecd961c6066dc78d93a60c">grpc::ProtoBufferReader::BackUp</a></div><div class="ttdeci">void BackUp(int count) override</div><div class="ttdoc">The proto library calls this to indicate that we should back up count bytes that have already been re...</div><div class="ttdef"><b>Definition:</b> proto_buffer_reader.h:101</div></div>
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<div class="ttc" id="agrpc__types_8h_html"><div class="ttname"><a href="grpc__types_8h.html">grpc_types.h</a></div></div>
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<div class="ttc" id="aclassgrpc_1_1_status_html"><div class="ttname"><a href="classgrpc_1_1_status.html">grpc::Status</a></div><div class="ttdoc">Did it work? If it didn't, why?</div><div class="ttdef"><b>Definition:</b> status.h:31</div></div>
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<div class="ttc" id="aclassgrpc_1_1_proto_buffer_reader_html_aa50ef34b08b9cb338dc26db6be108748"><div class="ttname"><a href="classgrpc_1_1_proto_buffer_reader.html#aa50ef34b08b9cb338dc26db6be108748">grpc::ProtoBufferReader::reader</a></div><div class="ttdeci">grpc_byte_buffer_reader * reader()</div><div class="ttdef"><b>Definition:</b> proto_buffer_reader.h:134</div></div>
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<div class="ttc" id="aclassgrpc_1_1_proto_buffer_reader_html_a98601902abf9a69f2072e81aa65f67a0"><div class="ttname"><a href="classgrpc_1_1_proto_buffer_reader.html#a98601902abf9a69f2072e81aa65f67a0">grpc::ProtoBufferReader::ByteCount</a></div><div class="ttdeci">int64_t ByteCount() const override</div><div class="ttdoc">Returns the total number of bytes read since this object was created.</div><div class="ttdef"><b>Definition:</b> proto_buffer_reader.h:124</div></div>
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<div class="ttc" id="aclassgrpc_1_1_proto_buffer_reader_html_a6f9fdfde9953f08b5ca247e6e1b2f02b"><div class="ttname"><a href="classgrpc_1_1_proto_buffer_reader.html#a6f9fdfde9953f08b5ca247e6e1b2f02b">grpc::ProtoBufferReader::Skip</a></div><div class="ttdeci">bool Skip(int count) override</div><div class="ttdoc">The proto library calls this to skip over count bytes.</div><div class="ttdef"><b>Definition:</b> proto_buffer_reader.h:108</div></div>
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<div class="ttc" id="aclassgrpc_1_1_byte_buffer_html"><div class="ttname"><a href="classgrpc_1_1_byte_buffer.html">grpc::ByteBuffer</a></div><div class="ttdoc">A sequence of bytes.</div><div class="ttdef"><b>Definition:</b> byte_buffer.h:67</div></div>
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<div class="ttc" id="aclassgrpc_1_1_proto_buffer_reader_html"><div class="ttname"><a href="classgrpc_1_1_proto_buffer_reader.html">grpc::ProtoBufferReader</a></div><div class="ttdoc">This is a specialization of the protobuf class ZeroCopyInputStream The principle is to get one chunk ...</div><div class="ttdef"><b>Definition:</b> proto_buffer_reader.h:46</div></div>
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<div class="ttc" id="astructgrpc__slice_html"><div class="ttname"><a href="structgrpc__slice.html">grpc_slice</a></div><div class="ttdoc">A grpc_slice s, if initialized, represents the byte range s.bytes[0..s.length-1].</div><div class="ttdef"><b>Definition:</b> slice.h:60</div></div>
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<div class="ttc" id="aclassgrpc_1_1_proto_buffer_reader_html_a9fa8b889f80d4bf56f6915ad9245ac3b"><div class="ttname"><a href="classgrpc_1_1_proto_buffer_reader.html#a9fa8b889f80d4bf56f6915ad9245ac3b">grpc::ProtoBufferReader::set_byte_count</a></div><div class="ttdeci">void set_byte_count(int64_t byte_count)</div><div class="ttdef"><b>Definition:</b> proto_buffer_reader.h:131</div></div>
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<div class="ttc" id="aclassgrpc_1_1_proto_buffer_reader_html_a0a79dd8c63deb9cb1837d531229a7577"><div class="ttname"><a href="classgrpc_1_1_proto_buffer_reader.html#a0a79dd8c63deb9cb1837d531229a7577">grpc::ProtoBufferReader::mutable_slice_ptr</a></div><div class="ttdeci">grpc_slice ** mutable_slice_ptr()</div><div class="ttdef"><b>Definition:</b> proto_buffer_reader.h:136</div></div>
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<div class="ttc" id="anamespacegrpc_1_1protobuf_1_1util_html_a717f1a5db6c98d3f27340afd6f28bf7e"><div class="ttname"><a href="namespacegrpc_1_1protobuf_1_1util.html#a717f1a5db6c98d3f27340afd6f28bf7e">grpc::protobuf::util::Status</a></div><div class="ttdeci">::google::protobuf::util::Status Status</div><div class="ttdef"><b>Definition:</b> config_protobuf.h:90</div></div>
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<div class="ttc" id="aclassgrpc_1_1_core_codegen_interface_html_a87f88e27e88172507b25414045d53d13"><div class="ttname"><a href="classgrpc_1_1_core_codegen_interface.html#a87f88e27e88172507b25414045d53d13">grpc::CoreCodegenInterface::grpc_byte_buffer_reader_init</a></div><div class="ttdeci">virtual int grpc_byte_buffer_reader_init(grpc_byte_buffer_reader *reader, grpc_byte_buffer *buffer) GRPC_MUST_USE_RESULT=0</div></div>
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<div class="ttc" id="aclassgrpc_1_1_proto_buffer_reader_html_a50b5c353ac2d915b09e68bf9c1f7136e"><div class="ttname"><a href="classgrpc_1_1_proto_buffer_reader.html#a50b5c353ac2d915b09e68bf9c1f7136e">grpc::ProtoBufferReader::status</a></div><div class="ttdeci">Status status() const</div><div class="ttdoc">Returns the status of the buffer reader.</div><div class="ttdef"><b>Definition:</b> proto_buffer_reader.h:96</div></div>
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<div class="ttc" id="agrpcpp_2impl_2codegen_2config__protobuf_8h_html"><div class="ttname"><a href="grpcpp_2impl_2codegen_2config__protobuf_8h.html">config_protobuf.h</a></div></div>
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<div class="ttc" id="agrpc_2impl_2codegen_2slice_8h_html_a8a15783c251cdeb18c3f8b0ad41d0352"><div class="ttname"><a href="grpc_2impl_2codegen_2slice_8h.html#a8a15783c251cdeb18c3f8b0ad41d0352">GRPC_SLICE_START_PTR</a></div><div class="ttdeci">#define GRPC_SLICE_START_PTR(slice)</div><div class="ttdef"><b>Definition:</b> slice.h:96</div></div>
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<div class="ttc" id="aclassgrpc_1_1_byte_buffer_html_aea6bcd0d3c70fc14158df68c59dc82d4"><div class="ttname"><a href="classgrpc_1_1_byte_buffer.html#aea6bcd0d3c70fc14158df68c59dc82d4">grpc::ByteBuffer::Valid</a></div><div class="ttdeci">bool Valid() const</div><div class="ttdoc">Is this ByteBuffer valid?</div><div class="ttdef"><b>Definition:</b> byte_buffer.h:163</div></div>
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<div class="ttc" id="anamespacegrpc_html_abbcecc18dae64c65df0b6d9aa8bf67a8"><div class="ttname"><a href="namespacegrpc.html#abbcecc18dae64c65df0b6d9aa8bf67a8">grpc::g_core_codegen_interface</a></div><div class="ttdeci">CoreCodegenInterface * g_core_codegen_interface</div><div class="ttdef"><b>Definition:</b> completion_queue_impl.h:93</div></div>
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<div class="ttc" id="agrpcpp_2impl_2codegen_2core__codegen__interface_8h_html_a39c1421e7081b57c503487659e2653a5"><div class="ttname"><a href="grpcpp_2impl_2codegen_2core__codegen__interface_8h.html#a39c1421e7081b57c503487659e2653a5">GPR_CODEGEN_ASSERT</a></div><div class="ttdeci">#define GPR_CODEGEN_ASSERT(x)</div><div class="ttdoc">Codegen specific version of GPR_ASSERT.</div><div class="ttdef"><b>Definition:</b> core_codegen_interface.h:146</div></div>
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<div class="ttc" id="aclassgrpc_1_1_proto_buffer_reader_html_a0874823748781629e0b2bde470d78bf3"><div class="ttname"><a href="classgrpc_1_1_proto_buffer_reader.html#a0874823748781629e0b2bde470d78bf3">grpc::ProtoBufferReader::slice</a></div><div class="ttdeci">grpc_slice * slice()</div><div class="ttdef"><b>Definition:</b> proto_buffer_reader.h:135</div></div>
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<div class="ttc" id="astructgrpc__byte__buffer__reader_html"><div class="ttname"><a href="structgrpc__byte__buffer__reader.html">grpc_byte_buffer_reader</a></div><div class="ttdef"><b>Definition:</b> byte_buffer_reader.h:28</div></div>
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<div class="ttc" id="aclassgrpc_1_1_proto_buffer_reader_html_a5535d30e741c8a081a0fec40620b37e8"><div class="ttname"><a href="classgrpc_1_1_proto_buffer_reader.html#a5535d30e741c8a081a0fec40620b37e8">grpc::ProtoBufferReader::Next</a></div><div class="ttdeci">bool Next(const void **data, int *size) override</div><div class="ttdoc">Give the proto library a chunk of data from the stream.</div><div class="ttdef"><b>Definition:</b> proto_buffer_reader.h:70</div></div>
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<div class="ttc" id="aclassgrpc_1_1_proto_buffer_reader_html_a56f59bca6804e19d0f780c80ccbca031"><div class="ttname"><a href="classgrpc_1_1_proto_buffer_reader.html#a56f59bca6804e19d0f780c80ccbca031">grpc::ProtoBufferReader::set_backup_count</a></div><div class="ttdeci">void set_backup_count(int64_t backup_count)</div><div class="ttdef"><b>Definition:</b> proto_buffer_reader.h:133</div></div>
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<div class="ttc" id="agrpc_2impl_2codegen_2slice_8h_html"><div class="ttname"><a href="grpc_2impl_2codegen_2slice_8h.html">slice.h</a></div></div>
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<div class="ttc" id="aclassgrpc_1_1_core_codegen_interface_html_a8c74c34181034fe2b294edb7644dcfe6"><div class="ttname"><a href="classgrpc_1_1_core_codegen_interface.html#a8c74c34181034fe2b294edb7644dcfe6">grpc::CoreCodegenInterface::grpc_byte_buffer_reader_destroy</a></div><div class="ttdeci">virtual void grpc_byte_buffer_reader_destroy(grpc_byte_buffer_reader *reader)=0</div></div>
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<div class="ttc" id="anamespacegrpc_html_aff1730578c90160528f6a8d67ef5c43ba0ae30536146394965fd8ad64c2d414f3"><div class="ttname"><a href="namespacegrpc.html#aff1730578c90160528f6a8d67ef5c43ba0ae30536146394965fd8ad64c2d414f3">grpc::INTERNAL</a></div><div class="ttdeci">@ INTERNAL</div><div class="ttdoc">Internal errors.</div><div class="ttdef"><b>Definition:</b> status_code_enum.h:119</div></div>
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