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<div id="projectname">Qpid Proton C API
&#160;<span id="projectnumber">0.32.0</span>
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<div class="title">condition.h</div> </div>
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<a href="condition_8h.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"><a class="line" href="group__condition.html#ga11eb7db7d2c205169fe3d47c996a95a5"> 1</a></span>&#160;<span class="preprocessor">#ifndef PROTON_CONDITION_H</span></div>
<div class="line"><a name="l00002"></a><span class="lineno"> 2</span>&#160;<span class="preprocessor">#define PROTON_CONDITION_H 1</span></div>
<div class="line"><a name="l00003"></a><span class="lineno"> 3</span>&#160; </div>
<div class="line"><a name="l00004"></a><span class="lineno"> 4</span>&#160;<span class="comment">/*</span></div>
<div class="line"><a name="l00005"></a><span class="lineno"> 5</span>&#160;<span class="comment"> *</span></div>
<div class="line"><a name="l00006"></a><span class="lineno"> 6</span>&#160;<span class="comment"> * Licensed to the Apache Software Foundation (ASF) under one</span></div>
<div class="line"><a name="l00007"></a><span class="lineno"> 7</span>&#160;<span class="comment"> * or more contributor license agreements. See the NOTICE file</span></div>
<div class="line"><a name="l00008"></a><span class="lineno"> 8</span>&#160;<span class="comment"> * distributed with this work for additional information</span></div>
<div class="line"><a name="l00009"></a><span class="lineno"> 9</span>&#160;<span class="comment"> * regarding copyright ownership. The ASF licenses this file</span></div>
<div class="line"><a name="l00010"></a><span class="lineno"> 10</span>&#160;<span class="comment"> * to you under the Apache License, Version 2.0 (the</span></div>
<div class="line"><a name="l00011"></a><span class="lineno"> 11</span>&#160;<span class="comment"> * &quot;License&quot;); you may not use this file except in compliance</span></div>
<div class="line"><a name="l00012"></a><span class="lineno"> 12</span>&#160;<span class="comment"> * with the License. You may obtain a copy of the License at</span></div>
<div class="line"><a name="l00013"></a><span class="lineno"> 13</span>&#160;<span class="comment"> *</span></div>
<div class="line"><a name="l00014"></a><span class="lineno"> 14</span>&#160;<span class="comment"> * http://www.apache.org/licenses/LICENSE-2.0</span></div>
<div class="line"><a name="l00015"></a><span class="lineno"> 15</span>&#160;<span class="comment"> *</span></div>
<div class="line"><a name="l00016"></a><span class="lineno"> 16</span>&#160;<span class="comment"> * Unless required by applicable law or agreed to in writing,</span></div>
<div class="line"><a name="l00017"></a><span class="lineno"> 17</span>&#160;<span class="comment"> * software distributed under the License is distributed on an</span></div>
<div class="line"><a name="l00018"></a><span class="lineno"> 18</span>&#160;<span class="comment"> * &quot;AS IS&quot; BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY</span></div>
<div class="line"><a name="l00019"></a><span class="lineno"> 19</span>&#160;<span class="comment"> * KIND, either express or implied. See the License for the</span></div>
<div class="line"><a name="l00020"></a><span class="lineno"> 20</span>&#160;<span class="comment"> * specific language governing permissions and limitations</span></div>
<div class="line"><a name="l00021"></a><span class="lineno"> 21</span>&#160;<span class="comment"> * under the License.</span></div>
<div class="line"><a name="l00022"></a><span class="lineno"> 22</span>&#160;<span class="comment"> *</span></div>
<div class="line"><a name="l00023"></a><span class="lineno"> 23</span>&#160;<span class="comment"> */</span></div>
<div class="line"><a name="l00024"></a><span class="lineno"> 24</span>&#160; </div>
<div class="line"><a name="l00025"></a><span class="lineno"> 25</span>&#160;<span class="preprocessor">#include &lt;proton/import_export.h&gt;</span></div>
<div class="line"><a name="l00026"></a><span class="lineno"> 26</span>&#160;<span class="preprocessor">#include &lt;<a class="code" href="codec_8h.html">proton/codec.h</a>&gt;</span></div>
<div class="line"><a name="l00027"></a><span class="lineno"> 27</span>&#160;<span class="preprocessor">#include &lt;proton/type_compat.h&gt;</span></div>
<div class="line"><a name="l00028"></a><span class="lineno"> 28</span>&#160;<span class="preprocessor">#include &lt;stddef.h&gt;</span></div>
<div class="line"><a name="l00029"></a><span class="lineno"> 29</span>&#160; </div>
<div class="line"><a name="l00030"></a><span class="lineno"> 30</span>&#160;<span class="preprocessor">#ifdef __cplusplus</span></div>
<div class="line"><a name="l00031"></a><span class="lineno"> 31</span>&#160;<span class="keyword">extern</span> <span class="stringliteral">&quot;C&quot;</span> {</div>
<div class="line"><a name="l00032"></a><span class="lineno"> 32</span>&#160;<span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00033"></a><span class="lineno"> 33</span>&#160; </div>
<div class="line"><a name="l00064"></a><span class="lineno"> 64</span>&#160;<span class="keyword">typedef</span> <span class="keyword">struct </span><a class="code" href="group__condition.html#ga11eb7db7d2c205169fe3d47c996a95a5">pn_condition_t</a> <a class="code" href="group__condition.html#ga11eb7db7d2c205169fe3d47c996a95a5">pn_condition_t</a>;</div>
<div class="line"><a name="l00065"></a><span class="lineno"> 65</span>&#160; </div>
<div class="line"><a name="l00074"></a><span class="lineno"><a class="line" href="group__condition.html#ga112611a7a4087e050c476a430db2cfb9"> 74</a></span>&#160;PN_EXTERN <span class="keywordtype">bool</span> <a class="code" href="group__condition.html#ga112611a7a4087e050c476a430db2cfb9">pn_condition_is_set</a>(<a class="code" href="group__condition.html#ga11eb7db7d2c205169fe3d47c996a95a5">pn_condition_t</a> *condition);</div>
<div class="line"><a name="l00075"></a><span class="lineno"> 75</span>&#160; </div>
<div class="line"><a name="l00086"></a><span class="lineno"><a class="line" href="group__condition.html#gab91d5be5be6a61dc3d9dfaa4e01372b4"> 86</a></span>&#160;PN_EXTERN <span class="keywordtype">void</span> <a class="code" href="group__condition.html#gab91d5be5be6a61dc3d9dfaa4e01372b4">pn_condition_clear</a>(<a class="code" href="group__condition.html#ga11eb7db7d2c205169fe3d47c996a95a5">pn_condition_t</a> *condition);</div>
<div class="line"><a name="l00087"></a><span class="lineno"> 87</span>&#160; </div>
<div class="line"><a name="l00095"></a><span class="lineno"><a class="line" href="group__condition.html#ga05b0d374d90f11d9ebbf818662569689"> 95</a></span>&#160;PN_EXTERN <span class="keyword">const</span> <span class="keywordtype">char</span> *<a class="code" href="group__condition.html#ga05b0d374d90f11d9ebbf818662569689">pn_condition_get_name</a>(<a class="code" href="group__condition.html#ga11eb7db7d2c205169fe3d47c996a95a5">pn_condition_t</a> *condition);</div>
<div class="line"><a name="l00096"></a><span class="lineno"> 96</span>&#160; </div>
<div class="line"><a name="l00104"></a><span class="lineno"><a class="line" href="group__condition.html#gab344572fd2d80aa5c52b588129facb27"> 104</a></span>&#160;PN_EXTERN <span class="keywordtype">int</span> <a class="code" href="group__condition.html#gab344572fd2d80aa5c52b588129facb27">pn_condition_set_name</a>(<a class="code" href="group__condition.html#ga11eb7db7d2c205169fe3d47c996a95a5">pn_condition_t</a> *condition, <span class="keyword">const</span> <span class="keywordtype">char</span> *name);</div>
<div class="line"><a name="l00105"></a><span class="lineno"> 105</span>&#160; </div>
<div class="line"><a name="l00112"></a><span class="lineno"><a class="line" href="group__condition.html#gaabebb65bfcf47b6f7d83ab6fb0153bb8"> 112</a></span>&#160;PN_EXTERN <span class="keyword">const</span> <span class="keywordtype">char</span> *<a class="code" href="group__condition.html#gaabebb65bfcf47b6f7d83ab6fb0153bb8">pn_condition_get_description</a>(<a class="code" href="group__condition.html#ga11eb7db7d2c205169fe3d47c996a95a5">pn_condition_t</a> *condition);</div>
<div class="line"><a name="l00113"></a><span class="lineno"> 113</span>&#160; </div>
<div class="line"><a name="l00121"></a><span class="lineno"><a class="line" href="group__condition.html#ga8e7eacc5be9c2223535bb57950171f0b"> 121</a></span>&#160;PN_EXTERN <span class="keywordtype">int</span> <a class="code" href="group__condition.html#ga8e7eacc5be9c2223535bb57950171f0b">pn_condition_set_description</a>(<a class="code" href="group__condition.html#ga11eb7db7d2c205169fe3d47c996a95a5">pn_condition_t</a> *condition, <span class="keyword">const</span> <span class="keywordtype">char</span> *description);</div>
<div class="line"><a name="l00122"></a><span class="lineno"> 122</span>&#160; </div>
<div class="line"><a name="l00132"></a><span class="lineno"><a class="line" href="group__condition.html#ga1dba0d01af7ba6ad7ad6b02bf642a46b"> 132</a></span>&#160;PN_EXTERN <a class="code" href="group__data.html#ga5d6cf528776e8b6ad6d67caf095986bf">pn_data_t</a> *<a class="code" href="group__condition.html#ga1dba0d01af7ba6ad7ad6b02bf642a46b">pn_condition_info</a>(<a class="code" href="group__condition.html#ga11eb7db7d2c205169fe3d47c996a95a5">pn_condition_t</a> *condition);</div>
<div class="line"><a name="l00133"></a><span class="lineno"> 133</span>&#160; </div>
<div class="line"><a name="l00137"></a><span class="lineno"><a class="line" href="group__condition.html#gaccab52be69f97d7be2d199b4e1f11380"> 137</a></span>&#160;PN_EXTERN <span class="keywordtype">int</span> <a class="code" href="group__condition.html#gaccab52be69f97d7be2d199b4e1f11380">pn_condition_vformat</a>(<a class="code" href="group__condition.html#ga11eb7db7d2c205169fe3d47c996a95a5">pn_condition_t</a> *, <span class="keyword">const</span> <span class="keywordtype">char</span> *name, <span class="keyword">const</span> <span class="keywordtype">char</span> *fmt, va_list ap);</div>
<div class="line"><a name="l00138"></a><span class="lineno"> 138</span>&#160; </div>
<div class="line"><a name="l00142"></a><span class="lineno"><a class="line" href="group__condition.html#ga65d9818487fc61e7ca75a9ec4abc8676"> 142</a></span>&#160;PN_EXTERN <span class="keywordtype">int</span> <a class="code" href="group__condition.html#ga65d9818487fc61e7ca75a9ec4abc8676">pn_condition_format</a>(<a class="code" href="group__condition.html#ga11eb7db7d2c205169fe3d47c996a95a5">pn_condition_t</a> *, <span class="keyword">const</span> <span class="keywordtype">char</span> *name, <span class="keyword">const</span> <span class="keywordtype">char</span> *fmt, ...);</div>
<div class="line"><a name="l00143"></a><span class="lineno"> 143</span>&#160; </div>
<div class="line"><a name="l00150"></a><span class="lineno"><a class="line" href="group__condition.html#gaefa0da2c1e82f29ddda357e171f5a50a"> 150</a></span>&#160;PN_EXTERN <span class="keywordtype">bool</span> <a class="code" href="group__condition.html#gaefa0da2c1e82f29ddda357e171f5a50a">pn_condition_is_redirect</a>(<a class="code" href="group__condition.html#ga11eb7db7d2c205169fe3d47c996a95a5">pn_condition_t</a> *condition);</div>
<div class="line"><a name="l00151"></a><span class="lineno"> 151</span>&#160; </div>
<div class="line"><a name="l00160"></a><span class="lineno"><a class="line" href="group__condition.html#ga76c5dbc715c0d72d7dad2126b797eb64"> 160</a></span>&#160;PN_EXTERN <span class="keyword">const</span> <span class="keywordtype">char</span> *<a class="code" href="group__condition.html#ga76c5dbc715c0d72d7dad2126b797eb64">pn_condition_redirect_host</a>(<a class="code" href="group__condition.html#ga11eb7db7d2c205169fe3d47c996a95a5">pn_condition_t</a> *condition);</div>
<div class="line"><a name="l00161"></a><span class="lineno"> 161</span>&#160; </div>
<div class="line"><a name="l00170"></a><span class="lineno"><a class="line" href="group__condition.html#gaf92a380a12c91d4124c22af62318c2e9"> 170</a></span>&#160;PN_EXTERN <span class="keywordtype">int</span> <a class="code" href="group__condition.html#gaf92a380a12c91d4124c22af62318c2e9">pn_condition_redirect_port</a>(<a class="code" href="group__condition.html#ga11eb7db7d2c205169fe3d47c996a95a5">pn_condition_t</a> *condition);</div>
<div class="line"><a name="l00171"></a><span class="lineno"> 171</span>&#160; </div>
<div class="line"><a name="l00175"></a><span class="lineno"><a class="line" href="group__condition.html#gae495a2885d97a9f167e297efd6974a1e"> 175</a></span>&#160;PN_EXTERN <span class="keywordtype">int</span> <a class="code" href="group__condition.html#gae495a2885d97a9f167e297efd6974a1e">pn_condition_copy</a>(<a class="code" href="group__condition.html#ga11eb7db7d2c205169fe3d47c996a95a5">pn_condition_t</a> *dest, <a class="code" href="group__condition.html#ga11eb7db7d2c205169fe3d47c996a95a5">pn_condition_t</a> *src);</div>
<div class="line"><a name="l00176"></a><span class="lineno"> 176</span>&#160; </div>
<div class="line"><a name="l00180"></a><span class="lineno"><a class="line" href="group__condition.html#gac798dc9acd131cb47a3e7291efffbc02"> 180</a></span>&#160;PN_EXTERN <a class="code" href="group__condition.html#ga11eb7db7d2c205169fe3d47c996a95a5">pn_condition_t</a> *<a class="code" href="group__condition.html#gac798dc9acd131cb47a3e7291efffbc02">pn_condition</a>(<span class="keywordtype">void</span>);</div>
<div class="line"><a name="l00181"></a><span class="lineno"> 181</span>&#160; </div>
<div class="line"><a name="l00185"></a><span class="lineno"><a class="line" href="group__condition.html#gad1f52a60bcc855702cfe51e6703625bb"> 185</a></span>&#160;PN_EXTERN <span class="keywordtype">void</span> <a class="code" href="group__condition.html#gad1f52a60bcc855702cfe51e6703625bb">pn_condition_free</a>(<a class="code" href="group__condition.html#ga11eb7db7d2c205169fe3d47c996a95a5">pn_condition_t</a> *);</div>
<div class="line"><a name="l00186"></a><span class="lineno"> 186</span>&#160; </div>
<div class="line"><a name="l00191"></a><span class="lineno"> 191</span>&#160;<span class="preprocessor">#ifdef __cplusplus</span></div>
<div class="line"><a name="l00192"></a><span class="lineno"> 192</span>&#160;}</div>
<div class="line"><a name="l00193"></a><span class="lineno"> 193</span>&#160;<span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00194"></a><span class="lineno"> 194</span>&#160; </div>
<div class="line"><a name="l00195"></a><span class="lineno"> 195</span>&#160;<span class="preprocessor">#endif </span><span class="comment">/* condition.h */</span><span class="preprocessor"></span></div>
</div><!-- fragment --></div><!-- contents -->
</div><!-- doc-content -->
<div class="ttc" id="agroup__condition_html_gae495a2885d97a9f167e297efd6974a1e"><div class="ttname"><a href="group__condition.html#gae495a2885d97a9f167e297efd6974a1e">pn_condition_copy</a></div><div class="ttdeci">int pn_condition_copy(pn_condition_t *dest, pn_condition_t *src)</div><div class="ttdoc">Copy the src condition to the dst condition.</div></div>
<div class="ttc" id="agroup__condition_html_gab344572fd2d80aa5c52b588129facb27"><div class="ttname"><a href="group__condition.html#gab344572fd2d80aa5c52b588129facb27">pn_condition_set_name</a></div><div class="ttdeci">int pn_condition_set_name(pn_condition_t *condition, const char *name)</div><div class="ttdoc">Sets the name associated with the exceptional condition.</div></div>
<div class="ttc" id="agroup__condition_html_ga76c5dbc715c0d72d7dad2126b797eb64"><div class="ttname"><a href="group__condition.html#ga76c5dbc715c0d72d7dad2126b797eb64">pn_condition_redirect_host</a></div><div class="ttdeci">const char * pn_condition_redirect_host(pn_condition_t *condition)</div><div class="ttdoc">Retrieves the redirect host from the additional information associated with the condition.</div></div>
<div class="ttc" id="agroup__condition_html_ga05b0d374d90f11d9ebbf818662569689"><div class="ttname"><a href="group__condition.html#ga05b0d374d90f11d9ebbf818662569689">pn_condition_get_name</a></div><div class="ttdeci">const char * pn_condition_get_name(pn_condition_t *condition)</div><div class="ttdoc">Returns the name associated with the exceptional condition, or NULL if there is no conditional inform...</div></div>
<div class="ttc" id="acodec_8h_html"><div class="ttname"><a href="codec_8h.html">codec.h</a></div><div class="ttdoc">AMQP data encoding and decoding.</div></div>
<div class="ttc" id="agroup__condition_html_ga65d9818487fc61e7ca75a9ec4abc8676"><div class="ttname"><a href="group__condition.html#ga65d9818487fc61e7ca75a9ec4abc8676">pn_condition_format</a></div><div class="ttdeci">int pn_condition_format(pn_condition_t *, const char *name, const char *fmt,...)</div><div class="ttdoc">Set the name and printf-style formatted description.</div></div>
<div class="ttc" id="agroup__condition_html_gaabebb65bfcf47b6f7d83ab6fb0153bb8"><div class="ttname"><a href="group__condition.html#gaabebb65bfcf47b6f7d83ab6fb0153bb8">pn_condition_get_description</a></div><div class="ttdeci">const char * pn_condition_get_description(pn_condition_t *condition)</div><div class="ttdoc">Gets the description associated with the exceptional condition.</div></div>
<div class="ttc" id="agroup__condition_html_gaccab52be69f97d7be2d199b4e1f11380"><div class="ttname"><a href="group__condition.html#gaccab52be69f97d7be2d199b4e1f11380">pn_condition_vformat</a></div><div class="ttdeci">int pn_condition_vformat(pn_condition_t *, const char *name, const char *fmt, va_list ap)</div><div class="ttdoc">Set the name and printf-style formatted description.</div></div>
<div class="ttc" id="agroup__data_html_ga5d6cf528776e8b6ad6d67caf095986bf"><div class="ttname"><a href="group__data.html#ga5d6cf528776e8b6ad6d67caf095986bf">pn_data_t</a></div><div class="ttdeci">struct pn_data_t pn_data_t</div><div class="ttdoc">An AMQP Data object.</div><div class="ttdef"><b>Definition:</b> codec.h:364</div></div>
<div class="ttc" id="agroup__condition_html_ga11eb7db7d2c205169fe3d47c996a95a5"><div class="ttname"><a href="group__condition.html#ga11eb7db7d2c205169fe3d47c996a95a5">pn_condition_t</a></div><div class="ttdeci">struct pn_condition_t pn_condition_t</div><div class="ttdoc">An AMQP Condition object.</div><div class="ttdef"><b>Definition:</b> condition.h:64</div></div>
<div class="ttc" id="agroup__condition_html_gac798dc9acd131cb47a3e7291efffbc02"><div class="ttname"><a href="group__condition.html#gac798dc9acd131cb47a3e7291efffbc02">pn_condition</a></div><div class="ttdeci">pn_condition_t * pn_condition(void)</div><div class="ttdoc">Create a condition object.</div></div>
<div class="ttc" id="agroup__condition_html_gaf92a380a12c91d4124c22af62318c2e9"><div class="ttname"><a href="group__condition.html#gaf92a380a12c91d4124c22af62318c2e9">pn_condition_redirect_port</a></div><div class="ttdeci">int pn_condition_redirect_port(pn_condition_t *condition)</div><div class="ttdoc">Retrieves the redirect port from the additional information associated with the condition.</div></div>
<div class="ttc" id="agroup__condition_html_ga112611a7a4087e050c476a430db2cfb9"><div class="ttname"><a href="group__condition.html#ga112611a7a4087e050c476a430db2cfb9">pn_condition_is_set</a></div><div class="ttdeci">bool pn_condition_is_set(pn_condition_t *condition)</div><div class="ttdoc">Returns true if the condition object is holding some information, i.e.</div></div>
<div class="ttc" id="agroup__condition_html_ga8e7eacc5be9c2223535bb57950171f0b"><div class="ttname"><a href="group__condition.html#ga8e7eacc5be9c2223535bb57950171f0b">pn_condition_set_description</a></div><div class="ttdeci">int pn_condition_set_description(pn_condition_t *condition, const char *description)</div><div class="ttdoc">Sets the description associated with the exceptional condition.</div></div>
<div class="ttc" id="agroup__condition_html_gab91d5be5be6a61dc3d9dfaa4e01372b4"><div class="ttname"><a href="group__condition.html#gab91d5be5be6a61dc3d9dfaa4e01372b4">pn_condition_clear</a></div><div class="ttdeci">void pn_condition_clear(pn_condition_t *condition)</div><div class="ttdoc">Clears the condition object of any exceptional information.</div></div>
<div class="ttc" id="agroup__condition_html_ga1dba0d01af7ba6ad7ad6b02bf642a46b"><div class="ttname"><a href="group__condition.html#ga1dba0d01af7ba6ad7ad6b02bf642a46b">pn_condition_info</a></div><div class="ttdeci">pn_data_t * pn_condition_info(pn_condition_t *condition)</div><div class="ttdoc">Returns a data object that holds the additional information associated with the condition.</div></div>
<div class="ttc" id="agroup__condition_html_gad1f52a60bcc855702cfe51e6703625bb"><div class="ttname"><a href="group__condition.html#gad1f52a60bcc855702cfe51e6703625bb">pn_condition_free</a></div><div class="ttdeci">void pn_condition_free(pn_condition_t *)</div><div class="ttdoc">Free a condition object.</div></div>
<div class="ttc" id="agroup__condition_html_gaefa0da2c1e82f29ddda357e171f5a50a"><div class="ttname"><a href="group__condition.html#gaefa0da2c1e82f29ddda357e171f5a50a">pn_condition_is_redirect</a></div><div class="ttdeci">bool pn_condition_is_redirect(pn_condition_t *condition)</div><div class="ttdoc">Returns true if the condition is a redirect.</div></div>
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