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<li class="navelem"><a class="el" href="dir_3d7fee5163f29235853f3037db69c226.html">proton-c</a></li><li class="navelem"><a class="el" href="dir_ca4610195e991eb8124aba7312da0967.html">include</a></li><li class="navelem"><a class="el" href="dir_819e9c3ec552076ba9984156db77a62b.html">proton</a></li> </ul>
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<a href="transport_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="preprocessor">#ifndef PROTON_TRANSPORT_H</span></div><div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="preprocessor">#define PROTON_TRANSPORT_H 1</span></div><div class="line"><a name="l00003"></a><span class="lineno"> 3</span> </div><div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment">/*</span></div><div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment"> *</span></div><div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="comment"> * Licensed to the Apache Software Foundation (ASF) under one</span></div><div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <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> <span class="comment"> * distributed with this work for additional information</span></div><div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <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> <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> <span class="comment"> * "License"); you may not use this file except in compliance</span></div><div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <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> <span class="comment"> *</span></div><div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <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> <span class="comment"> *</span></div><div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <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> <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> <span class="comment"> * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY</span></div><div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <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> <span class="comment"> * specific language governing permissions and limitations</span></div><div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="comment"> * under the License.</span></div><div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="comment"> *</span></div><div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="comment"> */</span></div><div class="line"><a name="l00024"></a><span class="lineno"> 24</span> </div><div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="preprocessor">#include <<a class="code" href="import__export_8h.html">proton/import_export.h</a>></span></div><div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="preprocessor">#include <<a class="code" href="type__compat_8h.html">proton/type_compat.h</a>></span></div><div class="line"><a name="l00027"></a><span class="lineno"> 27</span> <span class="preprocessor">#include <<a class="code" href="condition_8h.html">proton/condition.h</a>></span></div><div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="preprocessor">#include <stddef.h></span></div><div class="line"><a name="l00029"></a><span class="lineno"> 29</span> </div><div class="line"><a name="l00030"></a><span class="lineno"> 30</span> <span class="preprocessor">#ifdef __cplusplus</span></div><div class="line"><a name="l00031"></a><span class="lineno"> 31</span> <span class="keyword">extern</span> <span class="stringliteral">"C"</span> {</div><div class="line"><a name="l00032"></a><span class="lineno"> 32</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00033"></a><span class="lineno"> 33</span> <span class="comment"></span></div><div class="line"><a name="l00034"></a><span class="lineno"> 34</span> <span class="comment">/**</span></div><div class="line"><a name="l00035"></a><span class="lineno"> 35</span> <span class="comment"> * @file</span></div><div class="line"><a name="l00036"></a><span class="lineno"> 36</span> <span class="comment"> *</span></div><div class="line"><a name="l00037"></a><span class="lineno"> 37</span> <span class="comment"> * Transport API for the proton Engine.</span></div><div class="line"><a name="l00038"></a><span class="lineno"> 38</span> <span class="comment"> *</span></div><div class="line"><a name="l00039"></a><span class="lineno"> 39</span> <span class="comment"> * @defgroup transport Transport</span></div><div class="line"><a name="l00040"></a><span class="lineno"> 40</span> <span class="comment"> * @ingroup engine</span></div><div class="line"><a name="l00041"></a><span class="lineno"> 41</span> <span class="comment"> * @{</span></div><div class="line"><a name="l00042"></a><span class="lineno"> 42</span> <span class="comment"> */</span></div><div class="line"><a name="l00043"></a><span class="lineno"> 43</span> <span class="comment"></span></div><div class="line"><a name="l00044"></a><span class="lineno"> 44</span> <span class="comment">/**</span></div><div class="line"><a name="l00045"></a><span class="lineno"> 45</span> <span class="comment"> * Holds the trace flags for an AMQP transport.</span></div><div class="line"><a name="l00046"></a><span class="lineno"> 46</span> <span class="comment"> *</span></div><div class="line"><a name="l00047"></a><span class="lineno"> 47</span> <span class="comment"> * The trace flags for an AMQP transport control what sort of</span></div><div class="line"><a name="l00048"></a><span class="lineno"> 48</span> <span class="comment"> * information is logged by an AMQP transport. The following bits can</span></div><div class="line"><a name="l00049"></a><span class="lineno"> 49</span> <span class="comment"> * be set:</span></div><div class="line"><a name="l00050"></a><span class="lineno"> 50</span> <span class="comment"> *</span></div><div class="line"><a name="l00051"></a><span class="lineno"> 51</span> <span class="comment"> * - ::PN_TRACE_OFF</span></div><div class="line"><a name="l00052"></a><span class="lineno"> 52</span> <span class="comment"> * - ::PN_TRACE_RAW</span></div><div class="line"><a name="l00053"></a><span class="lineno"> 53</span> <span class="comment"> * - ::PN_TRACE_FRM</span></div><div class="line"><a name="l00054"></a><span class="lineno"> 54</span> <span class="comment"> * - ::PN_TRACE_DRV</span></div><div class="line"><a name="l00055"></a><span class="lineno"> 55</span> <span class="comment"> * - ::PN_TRACE_EVT</span></div><div class="line"><a name="l00056"></a><span class="lineno"> 56</span> <span class="comment"> *</span></div><div class="line"><a name="l00057"></a><span class="lineno"> 57</span> <span class="comment"> */</span></div><div class="line"><a name="l00058"></a><span class="lineno"><a class="line" href="group__transport.html#ga4695788da8491f0c7104bfe36634ff94"> 58</a></span> <span class="keyword">typedef</span> <span class="keywordtype">int</span> <a class="code" href="group__transport.html#ga4695788da8491f0c7104bfe36634ff94">pn_trace_t</a>;</div><div class="line"><a name="l00059"></a><span class="lineno"> 59</span> <span class="comment"></span></div><div class="line"><a name="l00060"></a><span class="lineno"> 60</span> <span class="comment">/**</span></div><div class="line"><a name="l00061"></a><span class="lineno"> 61</span> <span class="comment"> * Callback for customizing logging behaviour.</span></div><div class="line"><a name="l00062"></a><span class="lineno"> 62</span> <span class="comment"> */</span></div><div class="line"><a name="l00063"></a><span class="lineno"><a class="line" href="group__transport.html#gae9b49fcbf6397e6916eb4e1357c90ff3"> 63</a></span> <span class="keyword">typedef</span> void (*<a class="code" href="group__transport.html#gae9b49fcbf6397e6916eb4e1357c90ff3">pn_tracer_t</a>)(<a class="code" href="group__transport.html#gac26eda05f649bbf0399f3d8d78d12fa8">pn_transport_t</a> *transport, <span class="keyword">const</span> <span class="keywordtype">char</span> *message);</div><div class="line"><a name="l00064"></a><span class="lineno"> 64</span> <span class="comment"></span></div><div class="line"><a name="l00065"></a><span class="lineno"> 65</span> <span class="comment">/**</span></div><div class="line"><a name="l00066"></a><span class="lineno"> 66</span> <span class="comment"> * Turn logging off entirely.</span></div><div class="line"><a name="l00067"></a><span class="lineno"> 67</span> <span class="comment"> */</span></div><div class="line"><a name="l00068"></a><span class="lineno"><a class="line" href="group__transport.html#gae8f32e46e94953bab10bee530eee9044"> 68</a></span> <span class="preprocessor">#define PN_TRACE_OFF (0)</span></div><div class="line"><a name="l00069"></a><span class="lineno"> 69</span> <span class="comment"></span></div><div class="line"><a name="l00070"></a><span class="lineno"> 70</span> <span class="comment">/**</span></div><div class="line"><a name="l00071"></a><span class="lineno"> 71</span> <span class="comment"> * Log raw binary data into/out of the transport.</span></div><div class="line"><a name="l00072"></a><span class="lineno"> 72</span> <span class="comment"> */</span></div><div class="line"><a name="l00073"></a><span class="lineno"><a class="line" href="group__transport.html#gafde0eb3c73fb98816f4238d42d48f3d8"> 73</a></span> <span class="preprocessor">#define PN_TRACE_RAW (1)</span></div><div class="line"><a name="l00074"></a><span class="lineno"> 74</span> <span class="comment"></span></div><div class="line"><a name="l00075"></a><span class="lineno"> 75</span> <span class="comment">/**</span></div><div class="line"><a name="l00076"></a><span class="lineno"> 76</span> <span class="comment"> * Log frames into/out of the transport.</span></div><div class="line"><a name="l00077"></a><span class="lineno"> 77</span> <span class="comment"> */</span></div><div class="line"><a name="l00078"></a><span class="lineno"><a class="line" href="group__transport.html#gab8e04b4c128379ff27e6b801c0bce494"> 78</a></span> <span class="preprocessor">#define PN_TRACE_FRM (2)</span></div><div class="line"><a name="l00079"></a><span class="lineno"> 79</span> <span class="comment"></span></div><div class="line"><a name="l00080"></a><span class="lineno"> 80</span> <span class="comment">/**</span></div><div class="line"><a name="l00081"></a><span class="lineno"> 81</span> <span class="comment"> * Log driver related events, e.g. initialization, end of stream, etc.</span></div><div class="line"><a name="l00082"></a><span class="lineno"> 82</span> <span class="comment"> */</span></div><div class="line"><a name="l00083"></a><span class="lineno"><a class="line" href="group__transport.html#ga7065ad65f95c995a24e416edc95aead4"> 83</a></span> <span class="preprocessor">#define PN_TRACE_DRV (4)</span></div><div class="line"><a name="l00084"></a><span class="lineno"> 84</span> <span class="comment"></span></div><div class="line"><a name="l00085"></a><span class="lineno"> 85</span> <span class="comment">/**</span></div><div class="line"><a name="l00086"></a><span class="lineno"> 86</span> <span class="comment"> * Log events</span></div><div class="line"><a name="l00087"></a><span class="lineno"> 87</span> <span class="comment"> */</span></div><div class="line"><a name="l00088"></a><span class="lineno"><a class="line" href="group__transport.html#ga3bde88d15fcfda400a36d8f9e5d51688"> 88</a></span> <span class="preprocessor">#define PN_TRACE_EVT (8)</span></div><div class="line"><a name="l00089"></a><span class="lineno"> 89</span> <span class="comment"></span></div><div class="line"><a name="l00090"></a><span class="lineno"> 90</span> <span class="comment">/**</span></div><div class="line"><a name="l00091"></a><span class="lineno"> 91</span> <span class="comment"> * Factory for creating a transport.</span></div><div class="line"><a name="l00092"></a><span class="lineno"> 92</span> <span class="comment"> * A transport is used by a connection to interface with the network.</span></div><div class="line"><a name="l00093"></a><span class="lineno"> 93</span> <span class="comment"> * There can only be one connection associated with a transport. See</span></div><div class="line"><a name="l00094"></a><span class="lineno"> 94</span> <span class="comment"> * pn_transport_bind().</span></div><div class="line"><a name="l00095"></a><span class="lineno"> 95</span> <span class="comment"> *</span></div><div class="line"><a name="l00096"></a><span class="lineno"> 96</span> <span class="comment"> * Initially a transport is configured to be a client transport. Use pn_transport_set_server()</span></div><div class="line"><a name="l00097"></a><span class="lineno"> 97</span> <span class="comment"> * to configure the transport as a server transport.</span></div><div class="line"><a name="l00098"></a><span class="lineno"> 98</span> <span class="comment"> *</span></div><div class="line"><a name="l00099"></a><span class="lineno"> 99</span> <span class="comment"> * A client transport initiates outgoing connections.</span></div><div class="line"><a name="l00100"></a><span class="lineno"> 100</span> <span class="comment"> *</span></div><div class="line"><a name="l00101"></a><span class="lineno"> 101</span> <span class="comment"> * A client transport must be configured with the protocol layers to use and cannot</span></div><div class="line"><a name="l00102"></a><span class="lineno"> 102</span> <span class="comment"> * configure itself automatically.</span></div><div class="line"><a name="l00103"></a><span class="lineno"> 103</span> <span class="comment"> *</span></div><div class="line"><a name="l00104"></a><span class="lineno"> 104</span> <span class="comment"> * A server transport accepts incoming connections. It can automatically</span></div><div class="line"><a name="l00105"></a><span class="lineno"> 105</span> <span class="comment"> * configure itself to include the various protocol layers depending on</span></div><div class="line"><a name="l00106"></a><span class="lineno"> 106</span> <span class="comment"> * the incoming protocol headers.</span></div><div class="line"><a name="l00107"></a><span class="lineno"> 107</span> <span class="comment"> *</span></div><div class="line"><a name="l00108"></a><span class="lineno"> 108</span> <span class="comment"> * @return pointer to new transport</span></div><div class="line"><a name="l00109"></a><span class="lineno"> 109</span> <span class="comment"> */</span></div><div class="line"><a name="l00110"></a><span class="lineno"> 110</span> <a class="code" href="import__export_8h.html#acfa9628d87130a64f95ee17c57a7c13b">PN_EXTERN</a> <a class="code" href="group__transport.html#gac26eda05f649bbf0399f3d8d78d12fa8">pn_transport_t</a> *<a class="code" href="group__transport.html#gad75d8d99018bc22c2d23ef8e820e7a6d">pn_transport</a>(<span class="keywordtype">void</span>);</div><div class="line"><a name="l00111"></a><span class="lineno"> 111</span> <span class="comment"></span></div><div class="line"><a name="l00112"></a><span class="lineno"> 112</span> <span class="comment">/**</span></div><div class="line"><a name="l00113"></a><span class="lineno"> 113</span> <span class="comment"> * Configure a transport as a server</span></div><div class="line"><a name="l00114"></a><span class="lineno"> 114</span> <span class="comment"> *</span></div><div class="line"><a name="l00115"></a><span class="lineno"> 115</span> <span class="comment"> * @param[in] transport a transport object</span></div><div class="line"><a name="l00116"></a><span class="lineno"> 116</span> <span class="comment"> */</span></div><div class="line"><a name="l00117"></a><span class="lineno"> 117</span> <a class="code" href="import__export_8h.html#acfa9628d87130a64f95ee17c57a7c13b">PN_EXTERN</a> <span class="keywordtype">void</span> <a class="code" href="group__transport.html#ga0f9cecc86a7185e6c9f25ead5c46b82b">pn_transport_set_server</a>(<a class="code" href="group__transport.html#gac26eda05f649bbf0399f3d8d78d12fa8">pn_transport_t</a> *transport);</div><div class="line"><a name="l00118"></a><span class="lineno"> 118</span> <span class="comment"></span></div><div class="line"><a name="l00119"></a><span class="lineno"> 119</span> <span class="comment">/**</span></div><div class="line"><a name="l00120"></a><span class="lineno"> 120</span> <span class="comment"> * Free a transport object.</span></div><div class="line"><a name="l00121"></a><span class="lineno"> 121</span> <span class="comment"> *</span></div><div class="line"><a name="l00122"></a><span class="lineno"> 122</span> <span class="comment"> * When a transport is freed, it is automatically unbound from its</span></div><div class="line"><a name="l00123"></a><span class="lineno"> 123</span> <span class="comment"> * associated connection.</span></div><div class="line"><a name="l00124"></a><span class="lineno"> 124</span> <span class="comment"> *</span></div><div class="line"><a name="l00125"></a><span class="lineno"> 125</span> <span class="comment"> * @param[in] transport a transport object or NULL</span></div><div class="line"><a name="l00126"></a><span class="lineno"> 126</span> <span class="comment"> */</span></div><div class="line"><a name="l00127"></a><span class="lineno"> 127</span> <a class="code" href="import__export_8h.html#acfa9628d87130a64f95ee17c57a7c13b">PN_EXTERN</a> <span class="keywordtype">void</span> <a class="code" href="group__transport.html#gaa1b0a748aad3cc35684ee095978dbd58">pn_transport_free</a>(<a class="code" href="group__transport.html#gac26eda05f649bbf0399f3d8d78d12fa8">pn_transport_t</a> *transport);</div><div class="line"><a name="l00128"></a><span class="lineno"> 128</span> <span class="comment"></span></div><div class="line"><a name="l00129"></a><span class="lineno"> 129</span> <span class="comment">/** Retrieve the authenticated user</span></div><div class="line"><a name="l00130"></a><span class="lineno"> 130</span> <span class="comment"> *</span></div><div class="line"><a name="l00131"></a><span class="lineno"> 131</span> <span class="comment"> * This is usually used at the the server end to find the name of the authenticated user.</span></div><div class="line"><a name="l00132"></a><span class="lineno"> 132</span> <span class="comment"> * On the client it will merely return whatever user was passed in to the</span></div><div class="line"><a name="l00133"></a><span class="lineno"> 133</span> <span class="comment"> * pn_connection_set_user() API of the bound connection.</span></div><div class="line"><a name="l00134"></a><span class="lineno"> 134</span> <span class="comment"> *</span></div><div class="line"><a name="l00135"></a><span class="lineno"> 135</span> <span class="comment"> * The returned value is only reliable after the PN_TRANSPORT_AUTHENTICATED event has been received.</span></div><div class="line"><a name="l00136"></a><span class="lineno"> 136</span> <span class="comment"> *</span></div><div class="line"><a name="l00137"></a><span class="lineno"> 137</span> <span class="comment"> * @param[in] transport the transport</span></div><div class="line"><a name="l00138"></a><span class="lineno"> 138</span> <span class="comment"> *</span></div><div class="line"><a name="l00139"></a><span class="lineno"> 139</span> <span class="comment"> * @return</span></div><div class="line"><a name="l00140"></a><span class="lineno"> 140</span> <span class="comment"> * If a the user is anonymous (either no SASL layer is negotiated or the SASL ANONYMOUS mechanism is used)</span></div><div class="line"><a name="l00141"></a><span class="lineno"> 141</span> <span class="comment"> * then the user will be "anonymous"</span></div><div class="line"><a name="l00142"></a><span class="lineno"> 142</span> <span class="comment"> * Otherwise a string containing the user is returned.</span></div><div class="line"><a name="l00143"></a><span class="lineno"> 143</span> <span class="comment"> */</span></div><div class="line"><a name="l00144"></a><span class="lineno"> 144</span> <a class="code" href="import__export_8h.html#acfa9628d87130a64f95ee17c57a7c13b">PN_EXTERN</a> <span class="keyword">const</span> <span class="keywordtype">char</span> *<a class="code" href="group__transport.html#gafa71f9e73acbe139941b9ebe754b3241">pn_transport_get_user</a>(<a class="code" href="group__transport.html#gac26eda05f649bbf0399f3d8d78d12fa8">pn_transport_t</a> *transport);</div><div class="line"><a name="l00145"></a><span class="lineno"> 145</span> <span class="comment"></span></div><div class="line"><a name="l00146"></a><span class="lineno"> 146</span> <span class="comment">/**</span></div><div class="line"><a name="l00147"></a><span class="lineno"> 147</span> <span class="comment"> * Set whether a non authenticated transport connection is allowed</span></div><div class="line"><a name="l00148"></a><span class="lineno"> 148</span> <span class="comment"> *</span></div><div class="line"><a name="l00149"></a><span class="lineno"> 149</span> <span class="comment"> * There are several ways within the AMQP protocol suite to get unauthenticated connections:</span></div><div class="line"><a name="l00150"></a><span class="lineno"> 150</span> <span class="comment"> * - Use no SASL layer (with either no TLS or TLS without client certificates)</span></div><div class="line"><a name="l00151"></a><span class="lineno"> 151</span> <span class="comment"> * - Use an SASL layer but the ANONYMOUS mechanism</span></div><div class="line"><a name="l00152"></a><span class="lineno"> 152</span> <span class="comment"> *</span></div><div class="line"><a name="l00153"></a><span class="lineno"> 153</span> <span class="comment"> * The default if this option is not set is to allow unauthenticated connections.</span></div><div class="line"><a name="l00154"></a><span class="lineno"> 154</span> <span class="comment"> *</span></div><div class="line"><a name="l00155"></a><span class="lineno"> 155</span> <span class="comment"> * @param[in] transport the transport</span></div><div class="line"><a name="l00156"></a><span class="lineno"> 156</span> <span class="comment"> * @param[in] required boolean is true when authenticated connections are required</span></div><div class="line"><a name="l00157"></a><span class="lineno"> 157</span> <span class="comment"> */</span></div><div class="line"><a name="l00158"></a><span class="lineno"> 158</span> <a class="code" href="import__export_8h.html#acfa9628d87130a64f95ee17c57a7c13b">PN_EXTERN</a> <span class="keywordtype">void</span> <a class="code" href="group__transport.html#gafc2157ad11690d0b0679aa34db1a1d5a">pn_transport_require_auth</a>(<a class="code" href="group__transport.html#gac26eda05f649bbf0399f3d8d78d12fa8">pn_transport_t</a> *transport, <span class="keywordtype">bool</span> required);</div><div class="line"><a name="l00159"></a><span class="lineno"> 159</span> <span class="comment"></span></div><div class="line"><a name="l00160"></a><span class="lineno"> 160</span> <span class="comment">/**</span></div><div class="line"><a name="l00161"></a><span class="lineno"> 161</span> <span class="comment"> * Tell whether the transport connection is authenticated</span></div><div class="line"><a name="l00162"></a><span class="lineno"> 162</span> <span class="comment"> *</span></div><div class="line"><a name="l00163"></a><span class="lineno"> 163</span> <span class="comment"> * Note that this property may not be stable until the PN_CONNECTION_REMOTE_OPEN</span></div><div class="line"><a name="l00164"></a><span class="lineno"> 164</span> <span class="comment"> * event is received.</span></div><div class="line"><a name="l00165"></a><span class="lineno"> 165</span> <span class="comment"> *</span></div><div class="line"><a name="l00166"></a><span class="lineno"> 166</span> <span class="comment"> * @param[in] transport the transport</span></div><div class="line"><a name="l00167"></a><span class="lineno"> 167</span> <span class="comment"> * @return bool representing authentication</span></div><div class="line"><a name="l00168"></a><span class="lineno"> 168</span> <span class="comment"> */</span></div><div class="line"><a name="l00169"></a><span class="lineno"> 169</span> <a class="code" href="import__export_8h.html#acfa9628d87130a64f95ee17c57a7c13b">PN_EXTERN</a> <span class="keywordtype">bool</span> <a class="code" href="group__transport.html#gab35340b55e7a5cc6420ee8426c8e10ed">pn_transport_is_authenticated</a>(<a class="code" href="group__transport.html#gac26eda05f649bbf0399f3d8d78d12fa8">pn_transport_t</a> *transport);</div><div class="line"><a name="l00170"></a><span class="lineno"> 170</span> <span class="comment"></span></div><div class="line"><a name="l00171"></a><span class="lineno"> 171</span> <span class="comment">/**</span></div><div class="line"><a name="l00172"></a><span class="lineno"> 172</span> <span class="comment"> * Set whether a non encrypted transport connection is allowed</span></div><div class="line"><a name="l00173"></a><span class="lineno"> 173</span> <span class="comment"> *</span></div><div class="line"><a name="l00174"></a><span class="lineno"> 174</span> <span class="comment"> * There are several ways within the AMQP protocol suite to get encrypted connections:</span></div><div class="line"><a name="l00175"></a><span class="lineno"> 175</span> <span class="comment"> * - Use TLS/SSL</span></div><div class="line"><a name="l00176"></a><span class="lineno"> 176</span> <span class="comment"> * - Use an SASL with a mechanism that supports saecurity layers</span></div><div class="line"><a name="l00177"></a><span class="lineno"> 177</span> <span class="comment"> *</span></div><div class="line"><a name="l00178"></a><span class="lineno"> 178</span> <span class="comment"> * The default if this option is not set is to allow unencrypted connections.</span></div><div class="line"><a name="l00179"></a><span class="lineno"> 179</span> <span class="comment"> *</span></div><div class="line"><a name="l00180"></a><span class="lineno"> 180</span> <span class="comment"> * @param[in] transport the transport</span></div><div class="line"><a name="l00181"></a><span class="lineno"> 181</span> <span class="comment"> * @param[in] required boolean is true when encrypted connections are required</span></div><div class="line"><a name="l00182"></a><span class="lineno"> 182</span> <span class="comment"> */</span></div><div class="line"><a name="l00183"></a><span class="lineno"> 183</span> <a class="code" href="import__export_8h.html#acfa9628d87130a64f95ee17c57a7c13b">PN_EXTERN</a> <span class="keywordtype">void</span> <a class="code" href="group__transport.html#gadfc4a4be3de102890cc5c0ee4c1d8481">pn_transport_require_encryption</a>(<a class="code" href="group__transport.html#gac26eda05f649bbf0399f3d8d78d12fa8">pn_transport_t</a> *transport, <span class="keywordtype">bool</span> required);</div><div class="line"><a name="l00184"></a><span class="lineno"> 184</span> <span class="comment"></span></div><div class="line"><a name="l00185"></a><span class="lineno"> 185</span> <span class="comment">/**</span></div><div class="line"><a name="l00186"></a><span class="lineno"> 186</span> <span class="comment"> * Tell whether the transport connection is encrypted</span></div><div class="line"><a name="l00187"></a><span class="lineno"> 187</span> <span class="comment"> *</span></div><div class="line"><a name="l00188"></a><span class="lineno"> 188</span> <span class="comment"> * Note that this property may not be stable until the PN_CONNECTION_REMOTE_OPEN</span></div><div class="line"><a name="l00189"></a><span class="lineno"> 189</span> <span class="comment"> * event is received.</span></div><div class="line"><a name="l00190"></a><span class="lineno"> 190</span> <span class="comment"> *</span></div><div class="line"><a name="l00191"></a><span class="lineno"> 191</span> <span class="comment"> * @param[in] transport the transport</span></div><div class="line"><a name="l00192"></a><span class="lineno"> 192</span> <span class="comment"> * @return bool representing encryption</span></div><div class="line"><a name="l00193"></a><span class="lineno"> 193</span> <span class="comment"> */</span></div><div class="line"><a name="l00194"></a><span class="lineno"> 194</span> <a class="code" href="import__export_8h.html#acfa9628d87130a64f95ee17c57a7c13b">PN_EXTERN</a> <span class="keywordtype">bool</span> <a class="code" href="group__transport.html#ga8e5deef63ba7b1483a6fadec65c1c3b5">pn_transport_is_encrypted</a>(<a class="code" href="group__transport.html#gac26eda05f649bbf0399f3d8d78d12fa8">pn_transport_t</a> *transport);</div><div class="line"><a name="l00195"></a><span class="lineno"> 195</span> <span class="comment"></span></div><div class="line"><a name="l00196"></a><span class="lineno"> 196</span> <span class="comment">/**</span></div><div class="line"><a name="l00197"></a><span class="lineno"> 197</span> <span class="comment"> * Get additional information about the condition of the transport.</span></div><div class="line"><a name="l00198"></a><span class="lineno"> 198</span> <span class="comment"> *</span></div><div class="line"><a name="l00199"></a><span class="lineno"> 199</span> <span class="comment"> * When a PN_TRANSPORT_ERROR event occurs, this operation can be used</span></div><div class="line"><a name="l00200"></a><span class="lineno"> 200</span> <span class="comment"> * to access the details of the error condtion.</span></div><div class="line"><a name="l00201"></a><span class="lineno"> 201</span> <span class="comment"> *</span></div><div class="line"><a name="l00202"></a><span class="lineno"> 202</span> <span class="comment"> * The pointer returned by this operation is valid until the</span></div><div class="line"><a name="l00203"></a><span class="lineno"> 203</span> <span class="comment"> * transport object is freed.</span></div><div class="line"><a name="l00204"></a><span class="lineno"> 204</span> <span class="comment"> *</span></div><div class="line"><a name="l00205"></a><span class="lineno"> 205</span> <span class="comment"> * @param[in] transport the transport object</span></div><div class="line"><a name="l00206"></a><span class="lineno"> 206</span> <span class="comment"> * @return the transport's condition object</span></div><div class="line"><a name="l00207"></a><span class="lineno"> 207</span> <span class="comment"> */</span></div><div class="line"><a name="l00208"></a><span class="lineno"> 208</span> <a class="code" href="import__export_8h.html#acfa9628d87130a64f95ee17c57a7c13b">PN_EXTERN</a> <a class="code" href="group__condition.html#ga11eb7db7d2c205169fe3d47c996a95a5">pn_condition_t</a> *<a class="code" href="group__transport.html#ga2d0ad8e3e702ed47088789e33bf0c457">pn_transport_condition</a>(<a class="code" href="group__transport.html#gac26eda05f649bbf0399f3d8d78d12fa8">pn_transport_t</a> *transport);</div><div class="line"><a name="l00209"></a><span class="lineno"> 209</span> <span class="comment"></span></div><div class="line"><a name="l00210"></a><span class="lineno"> 210</span> <span class="comment">/**</span></div><div class="line"><a name="l00211"></a><span class="lineno"> 211</span> <span class="comment"> * @deprecated</span></div><div class="line"><a name="l00212"></a><span class="lineno"> 212</span> <span class="comment"> */</span></div><div class="line"><a name="l00213"></a><span class="lineno"> 213</span> <a class="code" href="import__export_8h.html#acfa9628d87130a64f95ee17c57a7c13b">PN_EXTERN</a> <a class="code" href="error_8h.html#a24a289d5b32c9bd8a775600a5af83d52">pn_error_t</a> *<a class="code" href="group__transport.html#ga00a271caac7d531ae795d78db81199e9">pn_transport_error</a>(<a class="code" href="group__transport.html#gac26eda05f649bbf0399f3d8d78d12fa8">pn_transport_t</a> *transport);</div><div class="line"><a name="l00214"></a><span class="lineno"> 214</span> <span class="comment"></span></div><div class="line"><a name="l00215"></a><span class="lineno"> 215</span> <span class="comment">/**</span></div><div class="line"><a name="l00216"></a><span class="lineno"> 216</span> <span class="comment"> * Binds the transport to an AMQP connection.</span></div><div class="line"><a name="l00217"></a><span class="lineno"> 217</span> <span class="comment"> *</span></div><div class="line"><a name="l00218"></a><span class="lineno"> 218</span> <span class="comment"> * @return an error code, or 0 on success</span></div><div class="line"><a name="l00219"></a><span class="lineno"> 219</span> <span class="comment"> */</span></div><div class="line"><a name="l00220"></a><span class="lineno"> 220</span> <a class="code" href="import__export_8h.html#acfa9628d87130a64f95ee17c57a7c13b">PN_EXTERN</a> <span class="keywordtype">int</span> <a class="code" href="group__transport.html#gad07706c1e7db90d1b5d0ad6caf4c5892">pn_transport_bind</a>(<a class="code" href="group__transport.html#gac26eda05f649bbf0399f3d8d78d12fa8">pn_transport_t</a> *transport, <a class="code" href="group__connection.html#ga886351d81ff3a977a284a206526c5aff">pn_connection_t</a> *connection);</div><div class="line"><a name="l00221"></a><span class="lineno"> 221</span> <span class="comment"></span></div><div class="line"><a name="l00222"></a><span class="lineno"> 222</span> <span class="comment">/**</span></div><div class="line"><a name="l00223"></a><span class="lineno"> 223</span> <span class="comment"> * Unbinds a transport from its AMQP connection.</span></div><div class="line"><a name="l00224"></a><span class="lineno"> 224</span> <span class="comment"> *</span></div><div class="line"><a name="l00225"></a><span class="lineno"> 225</span> <span class="comment"> * @return an error code, or 0 on success</span></div><div class="line"><a name="l00226"></a><span class="lineno"> 226</span> <span class="comment"> */</span></div><div class="line"><a name="l00227"></a><span class="lineno"> 227</span> <a class="code" href="import__export_8h.html#acfa9628d87130a64f95ee17c57a7c13b">PN_EXTERN</a> <span class="keywordtype">int</span> <a class="code" href="group__transport.html#gaf0e4c15f27f610ca4c5d64c0f4e95f07">pn_transport_unbind</a>(<a class="code" href="group__transport.html#gac26eda05f649bbf0399f3d8d78d12fa8">pn_transport_t</a> *transport);</div><div class="line"><a name="l00228"></a><span class="lineno"> 228</span> <span class="comment"></span></div><div class="line"><a name="l00229"></a><span class="lineno"> 229</span> <span class="comment">/**</span></div><div class="line"><a name="l00230"></a><span class="lineno"> 230</span> <span class="comment"> * Update a transports trace flags.</span></div><div class="line"><a name="l00231"></a><span class="lineno"> 231</span> <span class="comment"> *</span></div><div class="line"><a name="l00232"></a><span class="lineno"> 232</span> <span class="comment"> * The trace flags for a transport control what sort of information is</span></div><div class="line"><a name="l00233"></a><span class="lineno"> 233</span> <span class="comment"> * logged. See ::pn_trace_t for more details.</span></div><div class="line"><a name="l00234"></a><span class="lineno"> 234</span> <span class="comment"> *</span></div><div class="line"><a name="l00235"></a><span class="lineno"> 235</span> <span class="comment"> * @param[in] transport a transport object</span></div><div class="line"><a name="l00236"></a><span class="lineno"> 236</span> <span class="comment"> * @param[in] trace the trace flags</span></div><div class="line"><a name="l00237"></a><span class="lineno"> 237</span> <span class="comment"> */</span></div><div class="line"><a name="l00238"></a><span class="lineno"> 238</span> <a class="code" href="import__export_8h.html#acfa9628d87130a64f95ee17c57a7c13b">PN_EXTERN</a> <span class="keywordtype">void</span> <a class="code" href="group__transport.html#gaee7ed090a3fa99d9f46d145939af893b">pn_transport_trace</a>(<a class="code" href="group__transport.html#gac26eda05f649bbf0399f3d8d78d12fa8">pn_transport_t</a> *transport, pn_trace_t trace);</div><div class="line"><a name="l00239"></a><span class="lineno"> 239</span> <span class="comment"></span></div><div class="line"><a name="l00240"></a><span class="lineno"> 240</span> <span class="comment">/**</span></div><div class="line"><a name="l00241"></a><span class="lineno"> 241</span> <span class="comment"> * Set the tracing function used by a transport.</span></div><div class="line"><a name="l00242"></a><span class="lineno"> 242</span> <span class="comment"> *</span></div><div class="line"><a name="l00243"></a><span class="lineno"> 243</span> <span class="comment"> * The tracing function is called to perform logging. Overriding this</span></div><div class="line"><a name="l00244"></a><span class="lineno"> 244</span> <span class="comment"> * function allows embedding applications to divert the engine's</span></div><div class="line"><a name="l00245"></a><span class="lineno"> 245</span> <span class="comment"> * logging to a place of their choice.</span></div><div class="line"><a name="l00246"></a><span class="lineno"> 246</span> <span class="comment"> *</span></div><div class="line"><a name="l00247"></a><span class="lineno"> 247</span> <span class="comment"> * @param[in] transport a transport object</span></div><div class="line"><a name="l00248"></a><span class="lineno"> 248</span> <span class="comment"> * @param[in] tracer the tracing function</span></div><div class="line"><a name="l00249"></a><span class="lineno"> 249</span> <span class="comment"> */</span></div><div class="line"><a name="l00250"></a><span class="lineno"> 250</span> <a class="code" href="import__export_8h.html#acfa9628d87130a64f95ee17c57a7c13b">PN_EXTERN</a> <span class="keywordtype">void</span> <a class="code" href="group__transport.html#gaad5defb0c74cea7e7224c13edfc86c47">pn_transport_set_tracer</a>(<a class="code" href="group__transport.html#gac26eda05f649bbf0399f3d8d78d12fa8">pn_transport_t</a> *transport, <a class="code" href="group__transport.html#gae9b49fcbf6397e6916eb4e1357c90ff3">pn_tracer_t</a> tracer);</div><div class="line"><a name="l00251"></a><span class="lineno"> 251</span> <span class="comment"></span></div><div class="line"><a name="l00252"></a><span class="lineno"> 252</span> <span class="comment">/**</span></div><div class="line"><a name="l00253"></a><span class="lineno"> 253</span> <span class="comment"> * Get the tracning function used by a transport.</span></div><div class="line"><a name="l00254"></a><span class="lineno"> 254</span> <span class="comment"> *</span></div><div class="line"><a name="l00255"></a><span class="lineno"> 255</span> <span class="comment"> * @param[in] transport a transport object</span></div><div class="line"><a name="l00256"></a><span class="lineno"> 256</span> <span class="comment"> * @return the tracing function used by a transport</span></div><div class="line"><a name="l00257"></a><span class="lineno"> 257</span> <span class="comment"> */</span></div><div class="line"><a name="l00258"></a><span class="lineno"> 258</span> <a class="code" href="import__export_8h.html#acfa9628d87130a64f95ee17c57a7c13b">PN_EXTERN</a> <a class="code" href="group__transport.html#gae9b49fcbf6397e6916eb4e1357c90ff3">pn_tracer_t</a> <a class="code" href="group__transport.html#ga99b48ee38d0bc21855eee158f8584aca">pn_transport_get_tracer</a>(<a class="code" href="group__transport.html#gac26eda05f649bbf0399f3d8d78d12fa8">pn_transport_t</a> *transport);</div><div class="line"><a name="l00259"></a><span class="lineno"> 259</span> <span class="comment"></span></div><div class="line"><a name="l00260"></a><span class="lineno"> 260</span> <span class="comment">/**</span></div><div class="line"><a name="l00261"></a><span class="lineno"> 261</span> <span class="comment"> * Get the application context that is associated with a transport object.</span></div><div class="line"><a name="l00262"></a><span class="lineno"> 262</span> <span class="comment"> *</span></div><div class="line"><a name="l00263"></a><span class="lineno"> 263</span> <span class="comment"> * The application context for a transport may be set using</span></div><div class="line"><a name="l00264"></a><span class="lineno"> 264</span> <span class="comment"> * ::pn_transport_set_context.</span></div><div class="line"><a name="l00265"></a><span class="lineno"> 265</span> <span class="comment"> *</span></div><div class="line"><a name="l00266"></a><span class="lineno"> 266</span> <span class="comment"> * @param[in] transport the transport whose context is to be returned.</span></div><div class="line"><a name="l00267"></a><span class="lineno"> 267</span> <span class="comment"> * @return the application context for the transport object</span></div><div class="line"><a name="l00268"></a><span class="lineno"> 268</span> <span class="comment"> */</span></div><div class="line"><a name="l00269"></a><span class="lineno"> 269</span> <a class="code" href="import__export_8h.html#acfa9628d87130a64f95ee17c57a7c13b">PN_EXTERN</a> <span class="keywordtype">void</span> *<a class="code" href="group__transport.html#ga9016acfea374d8b58183158b8d857ee8">pn_transport_get_context</a>(<a class="code" href="group__transport.html#gac26eda05f649bbf0399f3d8d78d12fa8">pn_transport_t</a> *transport);</div><div class="line"><a name="l00270"></a><span class="lineno"> 270</span> <span class="comment"></span></div><div class="line"><a name="l00271"></a><span class="lineno"> 271</span> <span class="comment">/**</span></div><div class="line"><a name="l00272"></a><span class="lineno"> 272</span> <span class="comment"> * @deprecated</span></div><div class="line"><a name="l00273"></a><span class="lineno"> 273</span> <span class="comment"> * Set a new application context for a transport object.</span></div><div class="line"><a name="l00274"></a><span class="lineno"> 274</span> <span class="comment"> *</span></div><div class="line"><a name="l00275"></a><span class="lineno"> 275</span> <span class="comment"> * The application context for a transport object may be retrieved using</span></div><div class="line"><a name="l00276"></a><span class="lineno"> 276</span> <span class="comment"> * ::pn_transport_get_context.</span></div><div class="line"><a name="l00277"></a><span class="lineno"> 277</span> <span class="comment"> *</span></div><div class="line"><a name="l00278"></a><span class="lineno"> 278</span> <span class="comment"> * @param[in] transport the transport object</span></div><div class="line"><a name="l00279"></a><span class="lineno"> 279</span> <span class="comment"> * @param[in] context the application context</span></div><div class="line"><a name="l00280"></a><span class="lineno"> 280</span> <span class="comment"> */</span></div><div class="line"><a name="l00281"></a><span class="lineno"> 281</span> <a class="code" href="import__export_8h.html#acfa9628d87130a64f95ee17c57a7c13b">PN_EXTERN</a> <span class="keywordtype">void</span> <a class="code" href="group__transport.html#ga493c8b24e44413338e7afc52aef8d2fd">pn_transport_set_context</a>(<a class="code" href="group__transport.html#gac26eda05f649bbf0399f3d8d78d12fa8">pn_transport_t</a> *transport, <span class="keywordtype">void</span> *context);</div><div class="line"><a name="l00282"></a><span class="lineno"> 282</span> <span class="comment"></span></div><div class="line"><a name="l00283"></a><span class="lineno"> 283</span> <span class="comment">/**</span></div><div class="line"><a name="l00284"></a><span class="lineno"> 284</span> <span class="comment"> * Get the attachments that are associated with a transport object.</span></div><div class="line"><a name="l00285"></a><span class="lineno"> 285</span> <span class="comment"> *</span></div><div class="line"><a name="l00286"></a><span class="lineno"> 286</span> <span class="comment"> * @param[in] transport the transport whose attachments are to be returned.</span></div><div class="line"><a name="l00287"></a><span class="lineno"> 287</span> <span class="comment"> * @return the attachments for the transport object</span></div><div class="line"><a name="l00288"></a><span class="lineno"> 288</span> <span class="comment"> */</span></div><div class="line"><a name="l00289"></a><span class="lineno"> 289</span> <a class="code" href="import__export_8h.html#acfa9628d87130a64f95ee17c57a7c13b">PN_EXTERN</a> <a class="code" href="object_8h.html#a70655c422210ccf8f4616e4c28a8b1d4">pn_record_t</a> *<a class="code" href="group__transport.html#ga2dfb9c5a747cf45f2bb40fd1001cc54d">pn_transport_attachments</a>(<a class="code" href="group__transport.html#gac26eda05f649bbf0399f3d8d78d12fa8">pn_transport_t</a> *transport);</div><div class="line"><a name="l00290"></a><span class="lineno"> 290</span> <span class="comment"></span></div><div class="line"><a name="l00291"></a><span class="lineno"> 291</span> <span class="comment">/**</span></div><div class="line"><a name="l00292"></a><span class="lineno"> 292</span> <span class="comment"> * Log a message using a transport's logging mechanism.</span></div><div class="line"><a name="l00293"></a><span class="lineno"> 293</span> <span class="comment"> *</span></div><div class="line"><a name="l00294"></a><span class="lineno"> 294</span> <span class="comment"> * This can be useful in a debugging context as the log message will</span></div><div class="line"><a name="l00295"></a><span class="lineno"> 295</span> <span class="comment"> * be prefixed with the transport's identifier.</span></div><div class="line"><a name="l00296"></a><span class="lineno"> 296</span> <span class="comment"> *</span></div><div class="line"><a name="l00297"></a><span class="lineno"> 297</span> <span class="comment"> * @param[in] transport a transport object</span></div><div class="line"><a name="l00298"></a><span class="lineno"> 298</span> <span class="comment"> * @param[in] message the message to be logged</span></div><div class="line"><a name="l00299"></a><span class="lineno"> 299</span> <span class="comment"> */</span></div><div class="line"><a name="l00300"></a><span class="lineno"> 300</span> <a class="code" href="import__export_8h.html#acfa9628d87130a64f95ee17c57a7c13b">PN_EXTERN</a> <span class="keywordtype">void</span> <a class="code" href="group__transport.html#gaa0e8f0ac87011ef42d91a215c94d8e7c">pn_transport_log</a>(<a class="code" href="group__transport.html#gac26eda05f649bbf0399f3d8d78d12fa8">pn_transport_t</a> *transport, <span class="keyword">const</span> <span class="keywordtype">char</span> *message);</div><div class="line"><a name="l00301"></a><span class="lineno"> 301</span> <span class="comment"></span></div><div class="line"><a name="l00302"></a><span class="lineno"> 302</span> <span class="comment">/**</span></div><div class="line"><a name="l00303"></a><span class="lineno"> 303</span> <span class="comment"> * Log a printf formatted message using a transport's logging</span></div><div class="line"><a name="l00304"></a><span class="lineno"> 304</span> <span class="comment"> * mechanism.</span></div><div class="line"><a name="l00305"></a><span class="lineno"> 305</span> <span class="comment"> *</span></div><div class="line"><a name="l00306"></a><span class="lineno"> 306</span> <span class="comment"> * This can be useful in a debugging context as the log message will</span></div><div class="line"><a name="l00307"></a><span class="lineno"> 307</span> <span class="comment"> * be prefixed with the transport's identifier.</span></div><div class="line"><a name="l00308"></a><span class="lineno"> 308</span> <span class="comment"> *</span></div><div class="line"><a name="l00309"></a><span class="lineno"> 309</span> <span class="comment"> * @param[in] transport a transport object</span></div><div class="line"><a name="l00310"></a><span class="lineno"> 310</span> <span class="comment"> * @param[in] fmt the printf formatted message to be logged</span></div><div class="line"><a name="l00311"></a><span class="lineno"> 311</span> <span class="comment"> * @param[in] ap a vector containing the format arguments</span></div><div class="line"><a name="l00312"></a><span class="lineno"> 312</span> <span class="comment"> */</span></div><div class="line"><a name="l00313"></a><span class="lineno"> 313</span> <a class="code" href="import__export_8h.html#acfa9628d87130a64f95ee17c57a7c13b">PN_EXTERN</a> <span class="keywordtype">void</span> <a class="code" href="group__transport.html#ga6475de6019c60e6d7f4f8f971c980162">pn_transport_vlogf</a>(<a class="code" href="group__transport.html#gac26eda05f649bbf0399f3d8d78d12fa8">pn_transport_t</a> *transport, <span class="keyword">const</span> <span class="keywordtype">char</span> *fmt, va_list ap);</div><div class="line"><a name="l00314"></a><span class="lineno"> 314</span> <span class="comment"></span></div><div class="line"><a name="l00315"></a><span class="lineno"> 315</span> <span class="comment">/**</span></div><div class="line"><a name="l00316"></a><span class="lineno"> 316</span> <span class="comment"> * Log a printf formatted message using a transport's logging</span></div><div class="line"><a name="l00317"></a><span class="lineno"> 317</span> <span class="comment"> * mechanism.</span></div><div class="line"><a name="l00318"></a><span class="lineno"> 318</span> <span class="comment"> *</span></div><div class="line"><a name="l00319"></a><span class="lineno"> 319</span> <span class="comment"> * This can be useful in a debugging context as the log message will</span></div><div class="line"><a name="l00320"></a><span class="lineno"> 320</span> <span class="comment"> * be prefixed with the transport's identifier.</span></div><div class="line"><a name="l00321"></a><span class="lineno"> 321</span> <span class="comment"> *</span></div><div class="line"><a name="l00322"></a><span class="lineno"> 322</span> <span class="comment"> * @param[in] transport a transport object</span></div><div class="line"><a name="l00323"></a><span class="lineno"> 323</span> <span class="comment"> * @param[in] fmt the printf formatted message to be logged</span></div><div class="line"><a name="l00324"></a><span class="lineno"> 324</span> <span class="comment"> */</span></div><div class="line"><a name="l00325"></a><span class="lineno"> 325</span> <a class="code" href="import__export_8h.html#acfa9628d87130a64f95ee17c57a7c13b">PN_EXTERN</a> <span class="keywordtype">void</span> <a class="code" href="group__transport.html#ga81f66ece6523ad3e6f0426b1dbb53e5e">pn_transport_logf</a>(<a class="code" href="group__transport.html#gac26eda05f649bbf0399f3d8d78d12fa8">pn_transport_t</a> *transport, <span class="keyword">const</span> <span class="keywordtype">char</span> *fmt, ...);</div><div class="line"><a name="l00326"></a><span class="lineno"> 326</span> <span class="comment"></span></div><div class="line"><a name="l00327"></a><span class="lineno"> 327</span> <span class="comment">/**</span></div><div class="line"><a name="l00328"></a><span class="lineno"> 328</span> <span class="comment"> * Get the maximum allowed channel for a transport.</span></div><div class="line"><a name="l00329"></a><span class="lineno"> 329</span> <span class="comment"> * This will be the minimum of </span></div><div class="line"><a name="l00330"></a><span class="lineno"> 330</span> <span class="comment"> * 1. limit imposed by this proton implementation</span></div><div class="line"><a name="l00331"></a><span class="lineno"> 331</span> <span class="comment"> * 2. limit imposed by remote peer</span></div><div class="line"><a name="l00332"></a><span class="lineno"> 332</span> <span class="comment"> * 3. limit imposed by this application, using pn_transport_set_channel_max()</span></div><div class="line"><a name="l00333"></a><span class="lineno"> 333</span> <span class="comment"> *</span></div><div class="line"><a name="l00334"></a><span class="lineno"> 334</span> <span class="comment"> * @param[in] transport a transport object</span></div><div class="line"><a name="l00335"></a><span class="lineno"> 335</span> <span class="comment"> * @return the maximum allowed channel</span></div><div class="line"><a name="l00336"></a><span class="lineno"> 336</span> <span class="comment"> */</span></div><div class="line"><a name="l00337"></a><span class="lineno"> 337</span> <a class="code" href="import__export_8h.html#acfa9628d87130a64f95ee17c57a7c13b">PN_EXTERN</a> uint16_t <a class="code" href="group__transport.html#ga36ff89334941ed67b98af731e5696844">pn_transport_get_channel_max</a>(<a class="code" href="group__transport.html#gac26eda05f649bbf0399f3d8d78d12fa8">pn_transport_t</a> *transport);</div><div class="line"><a name="l00338"></a><span class="lineno"> 338</span> <span class="comment"></span></div><div class="line"><a name="l00339"></a><span class="lineno"> 339</span> <span class="comment">/**</span></div><div class="line"><a name="l00340"></a><span class="lineno"> 340</span> <span class="comment"> * Set the maximum allowed channel number for a transport.</span></div><div class="line"><a name="l00341"></a><span class="lineno"> 341</span> <span class="comment"> * Note that this is the maximum channel number allowed, giving a </span></div><div class="line"><a name="l00342"></a><span class="lineno"> 342</span> <span class="comment"> * valid channel number range of [0..channel_max]. Therefore the </span></div><div class="line"><a name="l00343"></a><span class="lineno"> 343</span> <span class="comment"> * maximum number of simultaineously active channels will be </span></div><div class="line"><a name="l00344"></a><span class="lineno"> 344</span> <span class="comment"> * channel_max plus 1.</span></div><div class="line"><a name="l00345"></a><span class="lineno"> 345</span> <span class="comment"> * You can call this function more than once to raise and lower</span></div><div class="line"><a name="l00346"></a><span class="lineno"> 346</span> <span class="comment"> * the limit your application imposes on max channels for this </span></div><div class="line"><a name="l00347"></a><span class="lineno"> 347</span> <span class="comment"> * transport. However, smaller limits may be imposed by this</span></div><div class="line"><a name="l00348"></a><span class="lineno"> 348</span> <span class="comment"> * library, or by the remote peer.</span></div><div class="line"><a name="l00349"></a><span class="lineno"> 349</span> <span class="comment"> * After the OPEN frame has been sent to the remote peer,</span></div><div class="line"><a name="l00350"></a><span class="lineno"> 350</span> <span class="comment"> * further calls to this function will have no effect.</span></div><div class="line"><a name="l00351"></a><span class="lineno"> 351</span> <span class="comment"> *</span></div><div class="line"><a name="l00352"></a><span class="lineno"> 352</span> <span class="comment"> * @param[in] transport a transport object</span></div><div class="line"><a name="l00353"></a><span class="lineno"> 353</span> <span class="comment"> * @param[in] channel_max the maximum allowed channel</span></div><div class="line"><a name="l00354"></a><span class="lineno"> 354</span> <span class="comment"> * @return PN_OK, or PN_STATE_ERR if it is too late to change channel_max</span></div><div class="line"><a name="l00355"></a><span class="lineno"> 355</span> <span class="comment"> */</span></div><div class="line"><a name="l00356"></a><span class="lineno"> 356</span> <a class="code" href="import__export_8h.html#acfa9628d87130a64f95ee17c57a7c13b">PN_EXTERN</a> <span class="keywordtype">int</span> <a class="code" href="group__transport.html#ga470514642911834717ec0cd2a0cdab3f">pn_transport_set_channel_max</a>(<a class="code" href="group__transport.html#gac26eda05f649bbf0399f3d8d78d12fa8">pn_transport_t</a> *transport, uint16_t channel_max);</div><div class="line"><a name="l00357"></a><span class="lineno"> 357</span> <span class="comment"></span></div><div class="line"><a name="l00358"></a><span class="lineno"> 358</span> <span class="comment">/**</span></div><div class="line"><a name="l00359"></a><span class="lineno"> 359</span> <span class="comment"> * Get the maximum allowed channel of a transport's remote peer.</span></div><div class="line"><a name="l00360"></a><span class="lineno"> 360</span> <span class="comment"> *</span></div><div class="line"><a name="l00361"></a><span class="lineno"> 361</span> <span class="comment"> * @param[in] transport a transport object</span></div><div class="line"><a name="l00362"></a><span class="lineno"> 362</span> <span class="comment"> * @return the maximum allowed channel of the transport's remote peer</span></div><div class="line"><a name="l00363"></a><span class="lineno"> 363</span> <span class="comment"> */</span></div><div class="line"><a name="l00364"></a><span class="lineno"> 364</span> <a class="code" href="import__export_8h.html#acfa9628d87130a64f95ee17c57a7c13b">PN_EXTERN</a> uint16_t <a class="code" href="group__transport.html#ga0842d4831299a6aa87075620e8bba436">pn_transport_remote_channel_max</a>(<a class="code" href="group__transport.html#gac26eda05f649bbf0399f3d8d78d12fa8">pn_transport_t</a> *transport);</div><div class="line"><a name="l00365"></a><span class="lineno"> 365</span> <span class="comment"></span></div><div class="line"><a name="l00366"></a><span class="lineno"> 366</span> <span class="comment">/**</span></div><div class="line"><a name="l00367"></a><span class="lineno"> 367</span> <span class="comment"> * Get the maximum frame size of a transport.</span></div><div class="line"><a name="l00368"></a><span class="lineno"> 368</span> <span class="comment"> *</span></div><div class="line"><a name="l00369"></a><span class="lineno"> 369</span> <span class="comment"> * @param[in] transport a transport object</span></div><div class="line"><a name="l00370"></a><span class="lineno"> 370</span> <span class="comment"> * @return the maximum frame size of the transport object</span></div><div class="line"><a name="l00371"></a><span class="lineno"> 371</span> <span class="comment"> */</span></div><div class="line"><a name="l00372"></a><span class="lineno"> 372</span> <a class="code" href="import__export_8h.html#acfa9628d87130a64f95ee17c57a7c13b">PN_EXTERN</a> uint32_t <a class="code" href="group__transport.html#ga93bb966654732ecdd07557dc3307a7e2">pn_transport_get_max_frame</a>(<a class="code" href="group__transport.html#gac26eda05f649bbf0399f3d8d78d12fa8">pn_transport_t</a> *transport);</div><div class="line"><a name="l00373"></a><span class="lineno"> 373</span> <span class="comment"></span></div><div class="line"><a name="l00374"></a><span class="lineno"> 374</span> <span class="comment">/**</span></div><div class="line"><a name="l00375"></a><span class="lineno"> 375</span> <span class="comment"> * Set the maximum frame size of a transport.</span></div><div class="line"><a name="l00376"></a><span class="lineno"> 376</span> <span class="comment"> *</span></div><div class="line"><a name="l00377"></a><span class="lineno"> 377</span> <span class="comment"> * @param[in] transport a transport object</span></div><div class="line"><a name="l00378"></a><span class="lineno"> 378</span> <span class="comment"> * @param[in] size the maximum frame size for the transport object</span></div><div class="line"><a name="l00379"></a><span class="lineno"> 379</span> <span class="comment"> */</span></div><div class="line"><a name="l00380"></a><span class="lineno"> 380</span> <a class="code" href="import__export_8h.html#acfa9628d87130a64f95ee17c57a7c13b">PN_EXTERN</a> <span class="keywordtype">void</span> <a class="code" href="group__transport.html#ga2974d2551737553bc953232f3bd6438c">pn_transport_set_max_frame</a>(<a class="code" href="group__transport.html#gac26eda05f649bbf0399f3d8d78d12fa8">pn_transport_t</a> *transport, uint32_t size);</div><div class="line"><a name="l00381"></a><span class="lineno"> 381</span> <span class="comment"></span></div><div class="line"><a name="l00382"></a><span class="lineno"> 382</span> <span class="comment">/**</span></div><div class="line"><a name="l00383"></a><span class="lineno"> 383</span> <span class="comment"> * Get the maximum frame size of a transport's remote peer.</span></div><div class="line"><a name="l00384"></a><span class="lineno"> 384</span> <span class="comment"> *</span></div><div class="line"><a name="l00385"></a><span class="lineno"> 385</span> <span class="comment"> * @param[in] transport a transport object</span></div><div class="line"><a name="l00386"></a><span class="lineno"> 386</span> <span class="comment"> * @return the maximum frame size of the transport's remote peer</span></div><div class="line"><a name="l00387"></a><span class="lineno"> 387</span> <span class="comment"> */</span></div><div class="line"><a name="l00388"></a><span class="lineno"> 388</span> <a class="code" href="import__export_8h.html#acfa9628d87130a64f95ee17c57a7c13b">PN_EXTERN</a> uint32_t <a class="code" href="group__transport.html#gaeb38ead1b320bdb0572d819712fd84c5">pn_transport_get_remote_max_frame</a>(<a class="code" href="group__transport.html#gac26eda05f649bbf0399f3d8d78d12fa8">pn_transport_t</a> *transport);</div><div class="line"><a name="l00389"></a><span class="lineno"> 389</span> <span class="comment"></span></div><div class="line"><a name="l00390"></a><span class="lineno"> 390</span> <span class="comment">/**</span></div><div class="line"><a name="l00391"></a><span class="lineno"> 391</span> <span class="comment"> * Get the idle timeout for a transport.</span></div><div class="line"><a name="l00392"></a><span class="lineno"> 392</span> <span class="comment"> *</span></div><div class="line"><a name="l00393"></a><span class="lineno"> 393</span> <span class="comment"> * A zero idle timeout means heartbeats are disabled.</span></div><div class="line"><a name="l00394"></a><span class="lineno"> 394</span> <span class="comment"> *</span></div><div class="line"><a name="l00395"></a><span class="lineno"> 395</span> <span class="comment"> * @param[in] transport a transport object</span></div><div class="line"><a name="l00396"></a><span class="lineno"> 396</span> <span class="comment"> * @return the transport's idle timeout</span></div><div class="line"><a name="l00397"></a><span class="lineno"> 397</span> <span class="comment"> */</span></div><div class="line"><a name="l00398"></a><span class="lineno"> 398</span> <a class="code" href="import__export_8h.html#acfa9628d87130a64f95ee17c57a7c13b">PN_EXTERN</a> <a class="code" href="group__primitives.html#ga9a701bc6dc9af9f42c3f4679172a723c">pn_millis_t</a> <a class="code" href="group__transport.html#ga2d650c473958ae118701d8aefd96aaa1">pn_transport_get_idle_timeout</a>(<a class="code" href="group__transport.html#gac26eda05f649bbf0399f3d8d78d12fa8">pn_transport_t</a> *transport);</div><div class="line"><a name="l00399"></a><span class="lineno"> 399</span> <span class="comment"></span></div><div class="line"><a name="l00400"></a><span class="lineno"> 400</span> <span class="comment">/**</span></div><div class="line"><a name="l00401"></a><span class="lineno"> 401</span> <span class="comment"> * Set the idle timeout for a transport.</span></div><div class="line"><a name="l00402"></a><span class="lineno"> 402</span> <span class="comment"> *</span></div><div class="line"><a name="l00403"></a><span class="lineno"> 403</span> <span class="comment"> * A zero idle timeout means heartbeats are disabled.</span></div><div class="line"><a name="l00404"></a><span class="lineno"> 404</span> <span class="comment"> *</span></div><div class="line"><a name="l00405"></a><span class="lineno"> 405</span> <span class="comment"> * @param[in] transport a transport object</span></div><div class="line"><a name="l00406"></a><span class="lineno"> 406</span> <span class="comment"> * @param[in] timeout the idle timeout for the transport object</span></div><div class="line"><a name="l00407"></a><span class="lineno"> 407</span> <span class="comment"> */</span></div><div class="line"><a name="l00408"></a><span class="lineno"> 408</span> <a class="code" href="import__export_8h.html#acfa9628d87130a64f95ee17c57a7c13b">PN_EXTERN</a> <span class="keywordtype">void</span> <a class="code" href="group__transport.html#gadd73956f25923eff0ca93784d943d349">pn_transport_set_idle_timeout</a>(<a class="code" href="group__transport.html#gac26eda05f649bbf0399f3d8d78d12fa8">pn_transport_t</a> *transport, <a class="code" href="group__primitives.html#ga9a701bc6dc9af9f42c3f4679172a723c">pn_millis_t</a> timeout);</div><div class="line"><a name="l00409"></a><span class="lineno"> 409</span> <span class="comment"></span></div><div class="line"><a name="l00410"></a><span class="lineno"> 410</span> <span class="comment">/**</span></div><div class="line"><a name="l00411"></a><span class="lineno"> 411</span> <span class="comment"> * Get the idle timeout for a transport's remote peer.</span></div><div class="line"><a name="l00412"></a><span class="lineno"> 412</span> <span class="comment"> *</span></div><div class="line"><a name="l00413"></a><span class="lineno"> 413</span> <span class="comment"> * A zero idle timeout means heartbeats are disabled.</span></div><div class="line"><a name="l00414"></a><span class="lineno"> 414</span> <span class="comment"> *</span></div><div class="line"><a name="l00415"></a><span class="lineno"> 415</span> <span class="comment"> * @param[in] transport a transport object</span></div><div class="line"><a name="l00416"></a><span class="lineno"> 416</span> <span class="comment"> * @return the idle timeout for the transport's remote peer</span></div><div class="line"><a name="l00417"></a><span class="lineno"> 417</span> <span class="comment"> */</span></div><div class="line"><a name="l00418"></a><span class="lineno"> 418</span> <a class="code" href="import__export_8h.html#acfa9628d87130a64f95ee17c57a7c13b">PN_EXTERN</a> <a class="code" href="group__primitives.html#ga9a701bc6dc9af9f42c3f4679172a723c">pn_millis_t</a> <a class="code" href="group__transport.html#gabae92ce766617943d51fdab7504b867c">pn_transport_get_remote_idle_timeout</a>(<a class="code" href="group__transport.html#gac26eda05f649bbf0399f3d8d78d12fa8">pn_transport_t</a> *transport);</div><div class="line"><a name="l00419"></a><span class="lineno"> 419</span> <span class="comment"></span></div><div class="line"><a name="l00420"></a><span class="lineno"> 420</span> <span class="comment">/**</span></div><div class="line"><a name="l00421"></a><span class="lineno"> 421</span> <span class="comment"> * @deprecated</span></div><div class="line"><a name="l00422"></a><span class="lineno"> 422</span> <span class="comment"> */</span></div><div class="line"><a name="l00423"></a><span class="lineno"> 423</span> <a class="code" href="import__export_8h.html#acfa9628d87130a64f95ee17c57a7c13b">PN_EXTERN</a> ssize_t <a class="code" href="group__transport.html#ga6e1cdd7040dbd032b9e31a2c5900a314">pn_transport_input</a>(<a class="code" href="group__transport.html#gac26eda05f649bbf0399f3d8d78d12fa8">pn_transport_t</a> *transport, <span class="keyword">const</span> <span class="keywordtype">char</span> *bytes, <span class="keywordtype">size_t</span> available);<span class="comment"></span></div><div class="line"><a name="l00424"></a><span class="lineno"> 424</span> <span class="comment">/**</span></div><div class="line"><a name="l00425"></a><span class="lineno"> 425</span> <span class="comment"> * @deprecated</span></div><div class="line"><a name="l00426"></a><span class="lineno"> 426</span> <span class="comment"> */</span></div><div class="line"><a name="l00427"></a><span class="lineno"> 427</span> <a class="code" href="import__export_8h.html#acfa9628d87130a64f95ee17c57a7c13b">PN_EXTERN</a> ssize_t <a class="code" href="group__transport.html#ga3d1d51b1aea73388a8d4a11e49119817">pn_transport_output</a>(<a class="code" href="group__transport.html#gac26eda05f649bbf0399f3d8d78d12fa8">pn_transport_t</a> *transport, <span class="keywordtype">char</span> *bytes, <span class="keywordtype">size_t</span> size);</div><div class="line"><a name="l00428"></a><span class="lineno"> 428</span> <span class="comment"></span></div><div class="line"><a name="l00429"></a><span class="lineno"> 429</span> <span class="comment">/**</span></div><div class="line"><a name="l00430"></a><span class="lineno"> 430</span> <span class="comment"> * Get the amount of free space for input following the transport's</span></div><div class="line"><a name="l00431"></a><span class="lineno"> 431</span> <span class="comment"> * tail pointer.</span></div><div class="line"><a name="l00432"></a><span class="lineno"> 432</span> <span class="comment"> *</span></div><div class="line"><a name="l00433"></a><span class="lineno"> 433</span> <span class="comment"> * If the engine is in an exceptional state such as encountering an</span></div><div class="line"><a name="l00434"></a><span class="lineno"> 434</span> <span class="comment"> * error condition or reaching the end of stream state, a negative</span></div><div class="line"><a name="l00435"></a><span class="lineno"> 435</span> <span class="comment"> * value will be returned indicating the condition. If an error is</span></div><div class="line"><a name="l00436"></a><span class="lineno"> 436</span> <span class="comment"> * indicated, futher details can be obtained from</span></div><div class="line"><a name="l00437"></a><span class="lineno"> 437</span> <span class="comment"> * ::pn_transport_error. Calls to ::pn_transport_process may alter the</span></div><div class="line"><a name="l00438"></a><span class="lineno"> 438</span> <span class="comment"> * value of this pointer. See ::pn_transport_process for details.</span></div><div class="line"><a name="l00439"></a><span class="lineno"> 439</span> <span class="comment"> *</span></div><div class="line"><a name="l00440"></a><span class="lineno"> 440</span> <span class="comment"> * @param[in] transport the transport</span></div><div class="line"><a name="l00441"></a><span class="lineno"> 441</span> <span class="comment"> * @return the free space in the transport, PN_EOS or error code if < 0</span></div><div class="line"><a name="l00442"></a><span class="lineno"> 442</span> <span class="comment"> */</span></div><div class="line"><a name="l00443"></a><span class="lineno"> 443</span> <a class="code" href="import__export_8h.html#acfa9628d87130a64f95ee17c57a7c13b">PN_EXTERN</a> ssize_t <a class="code" href="group__transport.html#ga0cdcc7fc4f5459687083dcb46796e0dd">pn_transport_capacity</a>(<a class="code" href="group__transport.html#gac26eda05f649bbf0399f3d8d78d12fa8">pn_transport_t</a> *transport);</div><div class="line"><a name="l00444"></a><span class="lineno"> 444</span> <span class="comment"></span></div><div class="line"><a name="l00445"></a><span class="lineno"> 445</span> <span class="comment">/**</span></div><div class="line"><a name="l00446"></a><span class="lineno"> 446</span> <span class="comment"> * Get the transport's tail pointer.</span></div><div class="line"><a name="l00447"></a><span class="lineno"> 447</span> <span class="comment"> *</span></div><div class="line"><a name="l00448"></a><span class="lineno"> 448</span> <span class="comment"> * The amount of free space following this pointer is reported by</span></div><div class="line"><a name="l00449"></a><span class="lineno"> 449</span> <span class="comment"> * ::pn_transport_capacity. Calls to ::pn_transport_process may alther</span></div><div class="line"><a name="l00450"></a><span class="lineno"> 450</span> <span class="comment"> * the value of this pointer. See ::pn_transport_process for details.</span></div><div class="line"><a name="l00451"></a><span class="lineno"> 451</span> <span class="comment"> *</span></div><div class="line"><a name="l00452"></a><span class="lineno"> 452</span> <span class="comment"> * @param[in] transport the transport</span></div><div class="line"><a name="l00453"></a><span class="lineno"> 453</span> <span class="comment"> * @return a pointer to the transport's input buffer, NULL if no capacity available.</span></div><div class="line"><a name="l00454"></a><span class="lineno"> 454</span> <span class="comment"> */</span></div><div class="line"><a name="l00455"></a><span class="lineno"> 455</span> <a class="code" href="import__export_8h.html#acfa9628d87130a64f95ee17c57a7c13b">PN_EXTERN</a> <span class="keywordtype">char</span> *<a class="code" href="group__transport.html#ga51a02f24b448365039da44744f4e65a6">pn_transport_tail</a>(<a class="code" href="group__transport.html#gac26eda05f649bbf0399f3d8d78d12fa8">pn_transport_t</a> *transport);</div><div class="line"><a name="l00456"></a><span class="lineno"> 456</span> <span class="comment"></span></div><div class="line"><a name="l00457"></a><span class="lineno"> 457</span> <span class="comment">/**</span></div><div class="line"><a name="l00458"></a><span class="lineno"> 458</span> <span class="comment"> * Pushes the supplied bytes into the tail of the transport.</span></div><div class="line"><a name="l00459"></a><span class="lineno"> 459</span> <span class="comment"> *</span></div><div class="line"><a name="l00460"></a><span class="lineno"> 460</span> <span class="comment"> * This is equivalent to copying @c size bytes afther the tail pointer</span></div><div class="line"><a name="l00461"></a><span class="lineno"> 461</span> <span class="comment"> * and then calling ::pn_transport_process with an argument of @c</span></div><div class="line"><a name="l00462"></a><span class="lineno"> 462</span> <span class="comment"> * size. Only some of the bytes will be copied if there is</span></div><div class="line"><a name="l00463"></a><span class="lineno"> 463</span> <span class="comment"> * insufficienty capacity available. Use ::pn_transport_capacity to</span></div><div class="line"><a name="l00464"></a><span class="lineno"> 464</span> <span class="comment"> * determine how much capacity the transport has.</span></div><div class="line"><a name="l00465"></a><span class="lineno"> 465</span> <span class="comment"> *</span></div><div class="line"><a name="l00466"></a><span class="lineno"> 466</span> <span class="comment"> * @param[in] transport the transport</span></div><div class="line"><a name="l00467"></a><span class="lineno"> 467</span> <span class="comment"> * @param[in] src the start of the data to push into the transport</span></div><div class="line"><a name="l00468"></a><span class="lineno"> 468</span> <span class="comment"> * @param[in] size the amount of data to push into the transport</span></div><div class="line"><a name="l00469"></a><span class="lineno"> 469</span> <span class="comment"> *</span></div><div class="line"><a name="l00470"></a><span class="lineno"> 470</span> <span class="comment"> * @return the number of bytes pushed on success, or error code if < 0</span></div><div class="line"><a name="l00471"></a><span class="lineno"> 471</span> <span class="comment"> */</span></div><div class="line"><a name="l00472"></a><span class="lineno"> 472</span> <a class="code" href="import__export_8h.html#acfa9628d87130a64f95ee17c57a7c13b">PN_EXTERN</a> ssize_t <a class="code" href="group__transport.html#ga2d769e6c83f9f6f740648798c3d668ff">pn_transport_push</a>(<a class="code" href="group__transport.html#gac26eda05f649bbf0399f3d8d78d12fa8">pn_transport_t</a> *transport, <span class="keyword">const</span> <span class="keywordtype">char</span> *src, <span class="keywordtype">size_t</span> size);</div><div class="line"><a name="l00473"></a><span class="lineno"> 473</span> <span class="comment"></span></div><div class="line"><a name="l00474"></a><span class="lineno"> 474</span> <span class="comment">/**</span></div><div class="line"><a name="l00475"></a><span class="lineno"> 475</span> <span class="comment"> * Process input data following the tail pointer.</span></div><div class="line"><a name="l00476"></a><span class="lineno"> 476</span> <span class="comment"> *</span></div><div class="line"><a name="l00477"></a><span class="lineno"> 477</span> <span class="comment"> * Calling this function will cause the transport to consume @c size</span></div><div class="line"><a name="l00478"></a><span class="lineno"> 478</span> <span class="comment"> * bytes of input occupying the free space following the tail pointer.</span></div><div class="line"><a name="l00479"></a><span class="lineno"> 479</span> <span class="comment"> * Calls to this function may change the value of ::pn_transport_tail,</span></div><div class="line"><a name="l00480"></a><span class="lineno"> 480</span> <span class="comment"> * as well as the amount of free space reported by</span></div><div class="line"><a name="l00481"></a><span class="lineno"> 481</span> <span class="comment"> * ::pn_transport_capacity.</span></div><div class="line"><a name="l00482"></a><span class="lineno"> 482</span> <span class="comment"> *</span></div><div class="line"><a name="l00483"></a><span class="lineno"> 483</span> <span class="comment"> * @param[in] transport the transport</span></div><div class="line"><a name="l00484"></a><span class="lineno"> 484</span> <span class="comment"> * @param[in] size the amount of data written to the transport's input buffer</span></div><div class="line"><a name="l00485"></a><span class="lineno"> 485</span> <span class="comment"> * @return 0 on success, or error code if < 0</span></div><div class="line"><a name="l00486"></a><span class="lineno"> 486</span> <span class="comment"> */</span></div><div class="line"><a name="l00487"></a><span class="lineno"> 487</span> <a class="code" href="import__export_8h.html#acfa9628d87130a64f95ee17c57a7c13b">PN_EXTERN</a> <span class="keywordtype">int</span> <a class="code" href="group__transport.html#gaa9a5bd5aef7c5dadbc67a236ad1b3447">pn_transport_process</a>(<a class="code" href="group__transport.html#gac26eda05f649bbf0399f3d8d78d12fa8">pn_transport_t</a> *transport, <span class="keywordtype">size_t</span> size);</div><div class="line"><a name="l00488"></a><span class="lineno"> 488</span> <span class="comment"></span></div><div class="line"><a name="l00489"></a><span class="lineno"> 489</span> <span class="comment">/**</span></div><div class="line"><a name="l00490"></a><span class="lineno"> 490</span> <span class="comment"> * Indicate that the input has reached End Of Stream (EOS).</span></div><div class="line"><a name="l00491"></a><span class="lineno"> 491</span> <span class="comment"> *</span></div><div class="line"><a name="l00492"></a><span class="lineno"> 492</span> <span class="comment"> * This tells the transport that no more input will be forthcoming.</span></div><div class="line"><a name="l00493"></a><span class="lineno"> 493</span> <span class="comment"> *</span></div><div class="line"><a name="l00494"></a><span class="lineno"> 494</span> <span class="comment"> * @param[in] transport the transport</span></div><div class="line"><a name="l00495"></a><span class="lineno"> 495</span> <span class="comment"> * @return 0 on success, or error code if < 0</span></div><div class="line"><a name="l00496"></a><span class="lineno"> 496</span> <span class="comment"> */</span></div><div class="line"><a name="l00497"></a><span class="lineno"> 497</span> <a class="code" href="import__export_8h.html#acfa9628d87130a64f95ee17c57a7c13b">PN_EXTERN</a> <span class="keywordtype">int</span> <a class="code" href="group__transport.html#gaab1f8bacfea4934f0f9dae50488f6aac">pn_transport_close_tail</a>(<a class="code" href="group__transport.html#gac26eda05f649bbf0399f3d8d78d12fa8">pn_transport_t</a> *transport);</div><div class="line"><a name="l00498"></a><span class="lineno"> 498</span> <span class="comment"></span></div><div class="line"><a name="l00499"></a><span class="lineno"> 499</span> <span class="comment">/**</span></div><div class="line"><a name="l00500"></a><span class="lineno"> 500</span> <span class="comment"> * Get the number of pending output bytes following the transport's</span></div><div class="line"><a name="l00501"></a><span class="lineno"> 501</span> <span class="comment"> * head pointer.</span></div><div class="line"><a name="l00502"></a><span class="lineno"> 502</span> <span class="comment"> *</span></div><div class="line"><a name="l00503"></a><span class="lineno"> 503</span> <span class="comment"> * If the engine is in an exceptional state such as encountering an</span></div><div class="line"><a name="l00504"></a><span class="lineno"> 504</span> <span class="comment"> * error condition or reaching the end of stream state, a negative</span></div><div class="line"><a name="l00505"></a><span class="lineno"> 505</span> <span class="comment"> * value will be returned indicating the condition. If an error is</span></div><div class="line"><a name="l00506"></a><span class="lineno"> 506</span> <span class="comment"> * indicated, further details can be obtained from</span></div><div class="line"><a name="l00507"></a><span class="lineno"> 507</span> <span class="comment"> * ::pn_transport_error. Calls to ::pn_transport_pop may alter the</span></div><div class="line"><a name="l00508"></a><span class="lineno"> 508</span> <span class="comment"> * value of this pointer. See ::pn_transport_pop for details.</span></div><div class="line"><a name="l00509"></a><span class="lineno"> 509</span> <span class="comment"> *</span></div><div class="line"><a name="l00510"></a><span class="lineno"> 510</span> <span class="comment"> * @param[in] transport the transport</span></div><div class="line"><a name="l00511"></a><span class="lineno"> 511</span> <span class="comment"> * @return the number of pending output bytes, or an error code</span></div><div class="line"><a name="l00512"></a><span class="lineno"> 512</span> <span class="comment"> */</span></div><div class="line"><a name="l00513"></a><span class="lineno"> 513</span> <a class="code" href="import__export_8h.html#acfa9628d87130a64f95ee17c57a7c13b">PN_EXTERN</a> ssize_t <a class="code" href="group__transport.html#ga0fa738666a89b80dfbe381c2768b1d7f">pn_transport_pending</a>(<a class="code" href="group__transport.html#gac26eda05f649bbf0399f3d8d78d12fa8">pn_transport_t</a> *transport);</div><div class="line"><a name="l00514"></a><span class="lineno"> 514</span> <span class="comment"></span></div><div class="line"><a name="l00515"></a><span class="lineno"> 515</span> <span class="comment">/**</span></div><div class="line"><a name="l00516"></a><span class="lineno"> 516</span> <span class="comment"> * Get the transport's head pointer.</span></div><div class="line"><a name="l00517"></a><span class="lineno"> 517</span> <span class="comment"> *</span></div><div class="line"><a name="l00518"></a><span class="lineno"> 518</span> <span class="comment"> * This pointer references queued output data. The</span></div><div class="line"><a name="l00519"></a><span class="lineno"> 519</span> <span class="comment"> * ::pn_transport_pending function reports how many bytes of output</span></div><div class="line"><a name="l00520"></a><span class="lineno"> 520</span> <span class="comment"> * data follow this pointer. Calls to ::pn_transport_pop may alter</span></div><div class="line"><a name="l00521"></a><span class="lineno"> 521</span> <span class="comment"> * this pointer and any data it references. See ::pn_transport_pop for</span></div><div class="line"><a name="l00522"></a><span class="lineno"> 522</span> <span class="comment"> * details.</span></div><div class="line"><a name="l00523"></a><span class="lineno"> 523</span> <span class="comment"> *</span></div><div class="line"><a name="l00524"></a><span class="lineno"> 524</span> <span class="comment"> * @param[in] transport the transport</span></div><div class="line"><a name="l00525"></a><span class="lineno"> 525</span> <span class="comment"> * @return a pointer to the transport's output buffer, or NULL if no pending output.</span></div><div class="line"><a name="l00526"></a><span class="lineno"> 526</span> <span class="comment"> */</span></div><div class="line"><a name="l00527"></a><span class="lineno"> 527</span> <a class="code" href="import__export_8h.html#acfa9628d87130a64f95ee17c57a7c13b">PN_EXTERN</a> <span class="keyword">const</span> <span class="keywordtype">char</span> *<a class="code" href="group__transport.html#gac92129f1805ec946d5a792ae4a1b3327">pn_transport_head</a>(<a class="code" href="group__transport.html#gac26eda05f649bbf0399f3d8d78d12fa8">pn_transport_t</a> *transport);</div><div class="line"><a name="l00528"></a><span class="lineno"> 528</span> <span class="comment"></span></div><div class="line"><a name="l00529"></a><span class="lineno"> 529</span> <span class="comment">/**</span></div><div class="line"><a name="l00530"></a><span class="lineno"> 530</span> <span class="comment"> * Copies @c size bytes from the head of the transport to the @c dst</span></div><div class="line"><a name="l00531"></a><span class="lineno"> 531</span> <span class="comment"> * pointer.</span></div><div class="line"><a name="l00532"></a><span class="lineno"> 532</span> <span class="comment"> *</span></div><div class="line"><a name="l00533"></a><span class="lineno"> 533</span> <span class="comment"> * It is an error to call this with a value of @c size that is greater</span></div><div class="line"><a name="l00534"></a><span class="lineno"> 534</span> <span class="comment"> * than the value reported by ::pn_transport_pending.</span></div><div class="line"><a name="l00535"></a><span class="lineno"> 535</span> <span class="comment"> *</span></div><div class="line"><a name="l00536"></a><span class="lineno"> 536</span> <span class="comment"> * @param[in] transport the transport</span></div><div class="line"><a name="l00537"></a><span class="lineno"> 537</span> <span class="comment"> * @param[out] dst the destination buffer</span></div><div class="line"><a name="l00538"></a><span class="lineno"> 538</span> <span class="comment"> * @param[in] size the capacity of the destination buffer</span></div><div class="line"><a name="l00539"></a><span class="lineno"> 539</span> <span class="comment"> * @return number of bytes copied on success, or error code if < 0</span></div><div class="line"><a name="l00540"></a><span class="lineno"> 540</span> <span class="comment"> */</span></div><div class="line"><a name="l00541"></a><span class="lineno"> 541</span> <a class="code" href="import__export_8h.html#acfa9628d87130a64f95ee17c57a7c13b">PN_EXTERN</a> ssize_t <a class="code" href="group__transport.html#ga10a9c4fc00faf70adedc76a941b1cfe9">pn_transport_peek</a>(<a class="code" href="group__transport.html#gac26eda05f649bbf0399f3d8d78d12fa8">pn_transport_t</a> *transport, <span class="keywordtype">char</span> *dst, <span class="keywordtype">size_t</span> size);</div><div class="line"><a name="l00542"></a><span class="lineno"> 542</span> <span class="comment"></span></div><div class="line"><a name="l00543"></a><span class="lineno"> 543</span> <span class="comment">/**</span></div><div class="line"><a name="l00544"></a><span class="lineno"> 544</span> <span class="comment"> * Removes @c size bytes of output from the pending output queue</span></div><div class="line"><a name="l00545"></a><span class="lineno"> 545</span> <span class="comment"> * following the transport's head pointer.</span></div><div class="line"><a name="l00546"></a><span class="lineno"> 546</span> <span class="comment"> *</span></div><div class="line"><a name="l00547"></a><span class="lineno"> 547</span> <span class="comment"> * Calls to this function may alter the transport's head pointer as</span></div><div class="line"><a name="l00548"></a><span class="lineno"> 548</span> <span class="comment"> * well as the number of pending bytes reported by</span></div><div class="line"><a name="l00549"></a><span class="lineno"> 549</span> <span class="comment"> * ::pn_transport_pending.</span></div><div class="line"><a name="l00550"></a><span class="lineno"> 550</span> <span class="comment"> *</span></div><div class="line"><a name="l00551"></a><span class="lineno"> 551</span> <span class="comment"> * @param[in] transport the transport</span></div><div class="line"><a name="l00552"></a><span class="lineno"> 552</span> <span class="comment"> * @param[in] size the number of bytes to remove</span></div><div class="line"><a name="l00553"></a><span class="lineno"> 553</span> <span class="comment"> */</span></div><div class="line"><a name="l00554"></a><span class="lineno"> 554</span> <a class="code" href="import__export_8h.html#acfa9628d87130a64f95ee17c57a7c13b">PN_EXTERN</a> <span class="keywordtype">void</span> <a class="code" href="group__transport.html#gaeb3c887ab8b0cbf90a0f50dcb799debb">pn_transport_pop</a>(<a class="code" href="group__transport.html#gac26eda05f649bbf0399f3d8d78d12fa8">pn_transport_t</a> *transport, <span class="keywordtype">size_t</span> size);</div><div class="line"><a name="l00555"></a><span class="lineno"> 555</span> <span class="comment"></span></div><div class="line"><a name="l00556"></a><span class="lineno"> 556</span> <span class="comment">/**</span></div><div class="line"><a name="l00557"></a><span class="lineno"> 557</span> <span class="comment"> * Indicate that the output has closed.</span></div><div class="line"><a name="l00558"></a><span class="lineno"> 558</span> <span class="comment"> *</span></div><div class="line"><a name="l00559"></a><span class="lineno"> 559</span> <span class="comment"> * This tells the transport that no more output will be popped.</span></div><div class="line"><a name="l00560"></a><span class="lineno"> 560</span> <span class="comment"> *</span></div><div class="line"><a name="l00561"></a><span class="lineno"> 561</span> <span class="comment"> * @param[in] transport the transport</span></div><div class="line"><a name="l00562"></a><span class="lineno"> 562</span> <span class="comment"> * @return 0 on success, or error code if < 0</span></div><div class="line"><a name="l00563"></a><span class="lineno"> 563</span> <span class="comment"> */</span></div><div class="line"><a name="l00564"></a><span class="lineno"> 564</span> <a class="code" href="import__export_8h.html#acfa9628d87130a64f95ee17c57a7c13b">PN_EXTERN</a> <span class="keywordtype">int</span> <a class="code" href="group__transport.html#ga3aee76a664f84898b7a979075ac0e2b8">pn_transport_close_head</a>(<a class="code" href="group__transport.html#gac26eda05f649bbf0399f3d8d78d12fa8">pn_transport_t</a> *transport);</div><div class="line"><a name="l00565"></a><span class="lineno"> 565</span> <span class="comment"></span></div><div class="line"><a name="l00566"></a><span class="lineno"> 566</span> <span class="comment">/**</span></div><div class="line"><a name="l00567"></a><span class="lineno"> 567</span> <span class="comment"> * Check if a transport has buffered data.</span></div><div class="line"><a name="l00568"></a><span class="lineno"> 568</span> <span class="comment"> *</span></div><div class="line"><a name="l00569"></a><span class="lineno"> 569</span> <span class="comment"> * @param[in] transport a transport object</span></div><div class="line"><a name="l00570"></a><span class="lineno"> 570</span> <span class="comment"> * @return true if the transport has buffered data, false otherwise</span></div><div class="line"><a name="l00571"></a><span class="lineno"> 571</span> <span class="comment"> */</span></div><div class="line"><a name="l00572"></a><span class="lineno"> 572</span> <a class="code" href="import__export_8h.html#acfa9628d87130a64f95ee17c57a7c13b">PN_EXTERN</a> <span class="keywordtype">bool</span> <a class="code" href="group__transport.html#ga0a651e6b090ec7c3f86b1d5133372995">pn_transport_quiesced</a>(<a class="code" href="group__transport.html#gac26eda05f649bbf0399f3d8d78d12fa8">pn_transport_t</a> *transport);</div><div class="line"><a name="l00573"></a><span class="lineno"> 573</span> <span class="comment"></span></div><div class="line"><a name="l00574"></a><span class="lineno"> 574</span> <span class="comment">/**</span></div><div class="line"><a name="l00575"></a><span class="lineno"> 575</span> <span class="comment"> * Check if a transport is closed.</span></div><div class="line"><a name="l00576"></a><span class="lineno"> 576</span> <span class="comment"> *</span></div><div class="line"><a name="l00577"></a><span class="lineno"> 577</span> <span class="comment"> * A transport is defined to be closed when both the tail and the head</span></div><div class="line"><a name="l00578"></a><span class="lineno"> 578</span> <span class="comment"> * are closed. In other words, when both ::pn_transport_capacity() < 0</span></div><div class="line"><a name="l00579"></a><span class="lineno"> 579</span> <span class="comment"> * and ::pn_transport_pending() < 0.</span></div><div class="line"><a name="l00580"></a><span class="lineno"> 580</span> <span class="comment"> *</span></div><div class="line"><a name="l00581"></a><span class="lineno"> 581</span> <span class="comment"> * @param[in] transport a transport object</span></div><div class="line"><a name="l00582"></a><span class="lineno"> 582</span> <span class="comment"> * @return true if the transport is closed, false otherwise</span></div><div class="line"><a name="l00583"></a><span class="lineno"> 583</span> <span class="comment"> */</span></div><div class="line"><a name="l00584"></a><span class="lineno"> 584</span> <a class="code" href="import__export_8h.html#acfa9628d87130a64f95ee17c57a7c13b">PN_EXTERN</a> <span class="keywordtype">bool</span> <a class="code" href="group__transport.html#ga69b8c9a7dbdef76644711274b6f61987">pn_transport_closed</a>(<a class="code" href="group__transport.html#gac26eda05f649bbf0399f3d8d78d12fa8">pn_transport_t</a> *transport);</div><div class="line"><a name="l00585"></a><span class="lineno"> 585</span> <span class="comment"></span></div><div class="line"><a name="l00586"></a><span class="lineno"> 586</span> <span class="comment">/**</span></div><div class="line"><a name="l00587"></a><span class="lineno"> 587</span> <span class="comment"> * Process any pending transport timer events.</span></div><div class="line"><a name="l00588"></a><span class="lineno"> 588</span> <span class="comment"> *</span></div><div class="line"><a name="l00589"></a><span class="lineno"> 589</span> <span class="comment"> * This method should be called after all pending input has been</span></div><div class="line"><a name="l00590"></a><span class="lineno"> 590</span> <span class="comment"> * processed by the transport (see ::pn_transport_input), and before</span></div><div class="line"><a name="l00591"></a><span class="lineno"> 591</span> <span class="comment"> * generating output (see ::pn_transport_output). It returns the</span></div><div class="line"><a name="l00592"></a><span class="lineno"> 592</span> <span class="comment"> * deadline for the next pending timer event, if any are present.</span></div><div class="line"><a name="l00593"></a><span class="lineno"> 593</span> <span class="comment"> *</span></div><div class="line"><a name="l00594"></a><span class="lineno"> 594</span> <span class="comment"> * @param[in] transport the transport to process.</span></div><div class="line"><a name="l00595"></a><span class="lineno"> 595</span> <span class="comment"> * @param[in] now the current time</span></div><div class="line"><a name="l00596"></a><span class="lineno"> 596</span> <span class="comment"> *</span></div><div class="line"><a name="l00597"></a><span class="lineno"> 597</span> <span class="comment"> * @return if non-zero, then the expiration time of the next pending timer event for the</span></div><div class="line"><a name="l00598"></a><span class="lineno"> 598</span> <span class="comment"> * transport. The caller must invoke pn_transport_tick again at least once at or before</span></div><div class="line"><a name="l00599"></a><span class="lineno"> 599</span> <span class="comment"> * this deadline occurs.</span></div><div class="line"><a name="l00600"></a><span class="lineno"> 600</span> <span class="comment"> */</span></div><div class="line"><a name="l00601"></a><span class="lineno"> 601</span> <a class="code" href="import__export_8h.html#acfa9628d87130a64f95ee17c57a7c13b">PN_EXTERN</a> <a class="code" href="group__primitives.html#gad337c365b498106064ec28e00e5fb6dd">pn_timestamp_t</a> <a class="code" href="group__transport.html#ga2be777fea1b19677ac50072c487d9ad1">pn_transport_tick</a>(<a class="code" href="group__transport.html#gac26eda05f649bbf0399f3d8d78d12fa8">pn_transport_t</a> *transport, <a class="code" href="group__primitives.html#gad337c365b498106064ec28e00e5fb6dd">pn_timestamp_t</a> now);</div><div class="line"><a name="l00602"></a><span class="lineno"> 602</span> <span class="comment"></span></div><div class="line"><a name="l00603"></a><span class="lineno"> 603</span> <span class="comment">/**</span></div><div class="line"><a name="l00604"></a><span class="lineno"> 604</span> <span class="comment"> * Get the number of frames output by a transport.</span></div><div class="line"><a name="l00605"></a><span class="lineno"> 605</span> <span class="comment"> *</span></div><div class="line"><a name="l00606"></a><span class="lineno"> 606</span> <span class="comment"> * @param[in] transport a transport object</span></div><div class="line"><a name="l00607"></a><span class="lineno"> 607</span> <span class="comment"> * @return the number of frames output by the transport</span></div><div class="line"><a name="l00608"></a><span class="lineno"> 608</span> <span class="comment"> */</span></div><div class="line"><a name="l00609"></a><span class="lineno"> 609</span> <a class="code" href="import__export_8h.html#acfa9628d87130a64f95ee17c57a7c13b">PN_EXTERN</a> uint64_t <a class="code" href="group__transport.html#ga5ceae486fe78521728d05b9c4db7d5f7">pn_transport_get_frames_output</a>(<span class="keyword">const</span> <a class="code" href="group__transport.html#gac26eda05f649bbf0399f3d8d78d12fa8">pn_transport_t</a> *transport);</div><div class="line"><a name="l00610"></a><span class="lineno"> 610</span> <span class="comment"></span></div><div class="line"><a name="l00611"></a><span class="lineno"> 611</span> <span class="comment">/**</span></div><div class="line"><a name="l00612"></a><span class="lineno"> 612</span> <span class="comment"> * Get the number of frames input by a transport.</span></div><div class="line"><a name="l00613"></a><span class="lineno"> 613</span> <span class="comment"> *</span></div><div class="line"><a name="l00614"></a><span class="lineno"> 614</span> <span class="comment"> * @param[in] transport a transport object</span></div><div class="line"><a name="l00615"></a><span class="lineno"> 615</span> <span class="comment"> * @return the number of frames input by the transport</span></div><div class="line"><a name="l00616"></a><span class="lineno"> 616</span> <span class="comment"> */</span></div><div class="line"><a name="l00617"></a><span class="lineno"> 617</span> <a class="code" href="import__export_8h.html#acfa9628d87130a64f95ee17c57a7c13b">PN_EXTERN</a> uint64_t <a class="code" href="group__transport.html#gad5614b4c311ab84a21213f60011a6840">pn_transport_get_frames_input</a>(<span class="keyword">const</span> <a class="code" href="group__transport.html#gac26eda05f649bbf0399f3d8d78d12fa8">pn_transport_t</a> *transport);</div><div class="line"><a name="l00618"></a><span class="lineno"> 618</span> <span class="comment"></span></div><div class="line"><a name="l00619"></a><span class="lineno"> 619</span> <span class="comment">/** Access the AMQP Connection associated with the transport.</span></div><div class="line"><a name="l00620"></a><span class="lineno"> 620</span> <span class="comment"> *</span></div><div class="line"><a name="l00621"></a><span class="lineno"> 621</span> <span class="comment"> * @param[in] transport a transport object</span></div><div class="line"><a name="l00622"></a><span class="lineno"> 622</span> <span class="comment"> * @return the connection context for the transport, or NULL if</span></div><div class="line"><a name="l00623"></a><span class="lineno"> 623</span> <span class="comment"> * none</span></div><div class="line"><a name="l00624"></a><span class="lineno"> 624</span> <span class="comment"> */</span></div><div class="line"><a name="l00625"></a><span class="lineno"> 625</span> <a class="code" href="import__export_8h.html#acfa9628d87130a64f95ee17c57a7c13b">PN_EXTERN</a> <a class="code" href="group__connection.html#ga886351d81ff3a977a284a206526c5aff">pn_connection_t</a> *<a class="code" href="group__transport.html#ga2d2c338ec9d913391f1364bf3e701eae">pn_transport_connection</a>(<a class="code" href="group__transport.html#gac26eda05f649bbf0399f3d8d78d12fa8">pn_transport_t</a> *transport);</div><div class="line"><a name="l00626"></a><span class="lineno"> 626</span> </div><div class="line"><a name="l00627"></a><span class="lineno"> 627</span> <span class="preprocessor">#ifdef __cplusplus</span></div><div class="line"><a name="l00628"></a><span class="lineno"> 628</span> }</div><div class="line"><a name="l00629"></a><span class="lineno"> 629</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00630"></a><span class="lineno"> 630</span> <span class="comment"></span></div><div class="line"><a name="l00631"></a><span class="lineno"> 631</span> <span class="comment">/** @}</span></div><div class="line"><a name="l00632"></a><span class="lineno"> 632</span> <span class="comment"> */</span></div><div class="line"><a name="l00633"></a><span class="lineno"> 633</span> </div><div class="line"><a name="l00634"></a><span class="lineno"> 634</span> <span class="preprocessor">#endif </span><span class="comment">/* transport.h */</span><span class="preprocessor"></span></div><div class="ttc" id="group__transport_html_gaa1b0a748aad3cc35684ee095978dbd58"><div class="ttname"><a href="group__transport.html#gaa1b0a748aad3cc35684ee095978dbd58">pn_transport_free</a></div><div class="ttdeci">PN_EXTERN void pn_transport_free(pn_transport_t *transport)</div><div class="ttdoc">Free a transport object. </div></div>
<div class="ttc" id="group__transport_html_ga5ceae486fe78521728d05b9c4db7d5f7"><div class="ttname"><a href="group__transport.html#ga5ceae486fe78521728d05b9c4db7d5f7">pn_transport_get_frames_output</a></div><div class="ttdeci">PN_EXTERN uint64_t pn_transport_get_frames_output(const pn_transport_t *transport)</div><div class="ttdoc">Get the number of frames output by a transport. </div></div>
<div class="ttc" id="group__transport_html_ga8e5deef63ba7b1483a6fadec65c1c3b5"><div class="ttname"><a href="group__transport.html#ga8e5deef63ba7b1483a6fadec65c1c3b5">pn_transport_is_encrypted</a></div><div class="ttdeci">PN_EXTERN bool pn_transport_is_encrypted(pn_transport_t *transport)</div><div class="ttdoc">Tell whether the transport connection is encrypted. </div></div>
<div class="ttc" id="group__transport_html_gaad5defb0c74cea7e7224c13edfc86c47"><div class="ttname"><a href="group__transport.html#gaad5defb0c74cea7e7224c13edfc86c47">pn_transport_set_tracer</a></div><div class="ttdeci">PN_EXTERN void pn_transport_set_tracer(pn_transport_t *transport, pn_tracer_t tracer)</div><div class="ttdoc">Set the tracing function used by a transport. </div></div>
<div class="ttc" id="group__transport_html_gadfc4a4be3de102890cc5c0ee4c1d8481"><div class="ttname"><a href="group__transport.html#gadfc4a4be3de102890cc5c0ee4c1d8481">pn_transport_require_encryption</a></div><div class="ttdeci">PN_EXTERN void pn_transport_require_encryption(pn_transport_t *transport, bool required)</div><div class="ttdoc">Set whether a non encrypted transport connection is allowed. </div></div>
<div class="ttc" id="group__transport_html_ga99b48ee38d0bc21855eee158f8584aca"><div class="ttname"><a href="group__transport.html#ga99b48ee38d0bc21855eee158f8584aca">pn_transport_get_tracer</a></div><div class="ttdeci">PN_EXTERN pn_tracer_t pn_transport_get_tracer(pn_transport_t *transport)</div><div class="ttdoc">Get the tracning function used by a transport. </div></div>
<div class="ttc" id="import__export_8h_html"><div class="ttname"><a href="import__export_8h.html">import_export.h</a></div></div>
<div class="ttc" id="group__transport_html_ga36ff89334941ed67b98af731e5696844"><div class="ttname"><a href="group__transport.html#ga36ff89334941ed67b98af731e5696844">pn_transport_get_channel_max</a></div><div class="ttdeci">PN_EXTERN uint16_t pn_transport_get_channel_max(pn_transport_t *transport)</div><div class="ttdoc">Get the maximum allowed channel for a transport. </div></div>
<div class="ttc" id="group__transport_html_ga0a651e6b090ec7c3f86b1d5133372995"><div class="ttname"><a href="group__transport.html#ga0a651e6b090ec7c3f86b1d5133372995">pn_transport_quiesced</a></div><div class="ttdeci">PN_EXTERN bool pn_transport_quiesced(pn_transport_t *transport)</div><div class="ttdoc">Check if a transport has buffered data. </div></div>
<div class="ttc" id="group__transport_html_ga2d2c338ec9d913391f1364bf3e701eae"><div class="ttname"><a href="group__transport.html#ga2d2c338ec9d913391f1364bf3e701eae">pn_transport_connection</a></div><div class="ttdeci">PN_EXTERN pn_connection_t * pn_transport_connection(pn_transport_t *transport)</div><div class="ttdoc">Access the AMQP Connection associated with the transport. </div></div>
<div class="ttc" id="group__transport_html_ga493c8b24e44413338e7afc52aef8d2fd"><div class="ttname"><a href="group__transport.html#ga493c8b24e44413338e7afc52aef8d2fd">pn_transport_set_context</a></div><div class="ttdeci">PN_EXTERN void pn_transport_set_context(pn_transport_t *transport, void *context)</div></div>
<div class="ttc" id="group__primitives_html_ga9a701bc6dc9af9f42c3f4679172a723c"><div class="ttname"><a href="group__primitives.html#ga9a701bc6dc9af9f42c3f4679172a723c">pn_millis_t</a></div><div class="ttdeci">uint32_t pn_millis_t</div><div class="ttdef"><b>Definition:</b> types.h:47</div></div>
<div class="ttc" id="object_8h_html_a70655c422210ccf8f4616e4c28a8b1d4"><div class="ttname"><a href="object_8h.html#a70655c422210ccf8f4616e4c28a8b1d4">pn_record_t</a></div><div class="ttdeci">struct pn_record_t pn_record_t</div><div class="ttdef"><b>Definition:</b> object.h:46</div></div>
<div class="ttc" id="group__transport_html_ga2d769e6c83f9f6f740648798c3d668ff"><div class="ttname"><a href="group__transport.html#ga2d769e6c83f9f6f740648798c3d668ff">pn_transport_push</a></div><div class="ttdeci">PN_EXTERN ssize_t pn_transport_push(pn_transport_t *transport, const char *src, size_t size)</div><div class="ttdoc">Pushes the supplied bytes into the tail of the transport. </div></div>
<div class="ttc" id="group__transport_html_gac26eda05f649bbf0399f3d8d78d12fa8"><div class="ttname"><a href="group__transport.html#gac26eda05f649bbf0399f3d8d78d12fa8">pn_transport_t</a></div><div class="ttdeci">struct pn_transport_t pn_transport_t</div><div class="ttdoc">An AMQP Transport object. </div><div class="ttdef"><b>Definition:</b> types.h:262</div></div>
<div class="ttc" id="group__transport_html_ga2d650c473958ae118701d8aefd96aaa1"><div class="ttname"><a href="group__transport.html#ga2d650c473958ae118701d8aefd96aaa1">pn_transport_get_idle_timeout</a></div><div class="ttdeci">PN_EXTERN pn_millis_t pn_transport_get_idle_timeout(pn_transport_t *transport)</div><div class="ttdoc">Get the idle timeout for a transport. </div></div>
<div class="ttc" id="group__transport_html_gafa71f9e73acbe139941b9ebe754b3241"><div class="ttname"><a href="group__transport.html#gafa71f9e73acbe139941b9ebe754b3241">pn_transport_get_user</a></div><div class="ttdeci">PN_EXTERN const char * pn_transport_get_user(pn_transport_t *transport)</div><div class="ttdoc">Retrieve the authenticated user. </div></div>
<div class="ttc" id="group__transport_html_gaa0e8f0ac87011ef42d91a215c94d8e7c"><div class="ttname"><a href="group__transport.html#gaa0e8f0ac87011ef42d91a215c94d8e7c">pn_transport_log</a></div><div class="ttdeci">PN_EXTERN void pn_transport_log(pn_transport_t *transport, const char *message)</div><div class="ttdoc">Log a message using a transport&#39;s logging mechanism. </div></div>
<div class="ttc" id="group__transport_html_gaa9a5bd5aef7c5dadbc67a236ad1b3447"><div class="ttname"><a href="group__transport.html#gaa9a5bd5aef7c5dadbc67a236ad1b3447">pn_transport_process</a></div><div class="ttdeci">PN_EXTERN int pn_transport_process(pn_transport_t *transport, size_t size)</div><div class="ttdoc">Process input data following the tail pointer. </div></div>
<div class="ttc" id="group__transport_html_gab35340b55e7a5cc6420ee8426c8e10ed"><div class="ttname"><a href="group__transport.html#gab35340b55e7a5cc6420ee8426c8e10ed">pn_transport_is_authenticated</a></div><div class="ttdeci">PN_EXTERN bool pn_transport_is_authenticated(pn_transport_t *transport)</div><div class="ttdoc">Tell whether the transport connection is authenticated. </div></div>
<div class="ttc" id="group__transport_html_gaeb38ead1b320bdb0572d819712fd84c5"><div class="ttname"><a href="group__transport.html#gaeb38ead1b320bdb0572d819712fd84c5">pn_transport_get_remote_max_frame</a></div><div class="ttdeci">PN_EXTERN uint32_t pn_transport_get_remote_max_frame(pn_transport_t *transport)</div><div class="ttdoc">Get the maximum frame size of a transport&#39;s remote peer. </div></div>
<div class="ttc" id="type__compat_8h_html"><div class="ttname"><a href="type__compat_8h.html">type_compat.h</a></div></div>
<div class="ttc" id="import__export_8h_html_acfa9628d87130a64f95ee17c57a7c13b"><div class="ttname"><a href="import__export_8h.html#acfa9628d87130a64f95ee17c57a7c13b">PN_EXTERN</a></div><div class="ttdeci">#define PN_EXTERN</div><div class="ttdef"><b>Definition:</b> import_export.h:53</div></div>
<div class="ttc" id="group__transport_html_ga2d0ad8e3e702ed47088789e33bf0c457"><div class="ttname"><a href="group__transport.html#ga2d0ad8e3e702ed47088789e33bf0c457">pn_transport_condition</a></div><div class="ttdeci">PN_EXTERN pn_condition_t * pn_transport_condition(pn_transport_t *transport)</div><div class="ttdoc">Get additional information about the condition of the transport. </div></div>
<div class="ttc" id="group__transport_html_gaeb3c887ab8b0cbf90a0f50dcb799debb"><div class="ttname"><a href="group__transport.html#gaeb3c887ab8b0cbf90a0f50dcb799debb">pn_transport_pop</a></div><div class="ttdeci">PN_EXTERN void pn_transport_pop(pn_transport_t *transport, size_t size)</div><div class="ttdoc">Removes size bytes of output from the pending output queue following the transport&#39;s head pointer...</div></div>
<div class="ttc" id="group__transport_html_ga51a02f24b448365039da44744f4e65a6"><div class="ttname"><a href="group__transport.html#ga51a02f24b448365039da44744f4e65a6">pn_transport_tail</a></div><div class="ttdeci">PN_EXTERN char * pn_transport_tail(pn_transport_t *transport)</div><div class="ttdoc">Get the transport&#39;s tail pointer. </div></div>
<div class="ttc" id="condition_8h_html"><div class="ttname"><a href="condition_8h.html">condition.h</a></div><div class="ttdoc">The Condition API for the proton Engine. </div></div>
<div class="ttc" id="group__transport_html_gaee7ed090a3fa99d9f46d145939af893b"><div class="ttname"><a href="group__transport.html#gaee7ed090a3fa99d9f46d145939af893b">pn_transport_trace</a></div><div class="ttdeci">PN_EXTERN void pn_transport_trace(pn_transport_t *transport, pn_trace_t trace)</div><div class="ttdoc">Update a transports trace flags. </div></div>
<div class="ttc" id="group__transport_html_gadd73956f25923eff0ca93784d943d349"><div class="ttname"><a href="group__transport.html#gadd73956f25923eff0ca93784d943d349">pn_transport_set_idle_timeout</a></div><div class="ttdeci">PN_EXTERN void pn_transport_set_idle_timeout(pn_transport_t *transport, pn_millis_t timeout)</div><div class="ttdoc">Set the idle timeout for a transport. </div></div>
<div class="ttc" id="group__transport_html_ga10a9c4fc00faf70adedc76a941b1cfe9"><div class="ttname"><a href="group__transport.html#ga10a9c4fc00faf70adedc76a941b1cfe9">pn_transport_peek</a></div><div class="ttdeci">PN_EXTERN ssize_t pn_transport_peek(pn_transport_t *transport, char *dst, size_t size)</div><div class="ttdoc">Copies size bytes from the head of the transport to the dst pointer. </div></div>
<div class="ttc" id="group__transport_html_ga470514642911834717ec0cd2a0cdab3f"><div class="ttname"><a href="group__transport.html#ga470514642911834717ec0cd2a0cdab3f">pn_transport_set_channel_max</a></div><div class="ttdeci">PN_EXTERN int pn_transport_set_channel_max(pn_transport_t *transport, uint16_t channel_max)</div><div class="ttdoc">Set the maximum allowed channel number for a transport. </div></div>
<div class="ttc" id="group__transport_html_ga6e1cdd7040dbd032b9e31a2c5900a314"><div class="ttname"><a href="group__transport.html#ga6e1cdd7040dbd032b9e31a2c5900a314">pn_transport_input</a></div><div class="ttdeci">PN_EXTERN ssize_t pn_transport_input(pn_transport_t *transport, const char *bytes, size_t available)</div></div>
<div class="ttc" id="group__transport_html_gabae92ce766617943d51fdab7504b867c"><div class="ttname"><a href="group__transport.html#gabae92ce766617943d51fdab7504b867c">pn_transport_get_remote_idle_timeout</a></div><div class="ttdeci">PN_EXTERN pn_millis_t pn_transport_get_remote_idle_timeout(pn_transport_t *transport)</div><div class="ttdoc">Get the idle timeout for a transport&#39;s remote peer. </div></div>
<div class="ttc" id="group__transport_html_ga0842d4831299a6aa87075620e8bba436"><div class="ttname"><a href="group__transport.html#ga0842d4831299a6aa87075620e8bba436">pn_transport_remote_channel_max</a></div><div class="ttdeci">PN_EXTERN uint16_t pn_transport_remote_channel_max(pn_transport_t *transport)</div><div class="ttdoc">Get the maximum allowed channel of a transport&#39;s remote peer. </div></div>
<div class="ttc" id="group__transport_html_gad5614b4c311ab84a21213f60011a6840"><div class="ttname"><a href="group__transport.html#gad5614b4c311ab84a21213f60011a6840">pn_transport_get_frames_input</a></div><div class="ttdeci">PN_EXTERN uint64_t pn_transport_get_frames_input(const pn_transport_t *transport)</div><div class="ttdoc">Get the number of frames input by a transport. </div></div>
<div class="ttc" id="group__transport_html_gaab1f8bacfea4934f0f9dae50488f6aac"><div class="ttname"><a href="group__transport.html#gaab1f8bacfea4934f0f9dae50488f6aac">pn_transport_close_tail</a></div><div class="ttdeci">PN_EXTERN int pn_transport_close_tail(pn_transport_t *transport)</div><div class="ttdoc">Indicate that the input has reached End Of Stream (EOS). </div></div>
<div class="ttc" id="group__transport_html_gad75d8d99018bc22c2d23ef8e820e7a6d"><div class="ttname"><a href="group__transport.html#gad75d8d99018bc22c2d23ef8e820e7a6d">pn_transport</a></div><div class="ttdeci">PN_EXTERN pn_transport_t * pn_transport(void)</div><div class="ttdoc">Factory for creating a transport. </div></div>
<div class="ttc" id="group__transport_html_ga3aee76a664f84898b7a979075ac0e2b8"><div class="ttname"><a href="group__transport.html#ga3aee76a664f84898b7a979075ac0e2b8">pn_transport_close_head</a></div><div class="ttdeci">PN_EXTERN int pn_transport_close_head(pn_transport_t *transport)</div><div class="ttdoc">Indicate that the output has closed. </div></div>
<div class="ttc" id="group__transport_html_ga3d1d51b1aea73388a8d4a11e49119817"><div class="ttname"><a href="group__transport.html#ga3d1d51b1aea73388a8d4a11e49119817">pn_transport_output</a></div><div class="ttdeci">PN_EXTERN ssize_t pn_transport_output(pn_transport_t *transport, char *bytes, size_t size)</div></div>
<div class="ttc" id="group__transport_html_ga4695788da8491f0c7104bfe36634ff94"><div class="ttname"><a href="group__transport.html#ga4695788da8491f0c7104bfe36634ff94">pn_trace_t</a></div><div class="ttdeci">int pn_trace_t</div><div class="ttdoc">Holds the trace flags for an AMQP transport. </div><div class="ttdef"><b>Definition:</b> transport.h:58</div></div>
<div class="ttc" id="group__transport_html_ga69b8c9a7dbdef76644711274b6f61987"><div class="ttname"><a href="group__transport.html#ga69b8c9a7dbdef76644711274b6f61987">pn_transport_closed</a></div><div class="ttdeci">PN_EXTERN bool pn_transport_closed(pn_transport_t *transport)</div><div class="ttdoc">Check if a transport is closed. </div></div>
<div class="ttc" id="group__transport_html_ga2dfb9c5a747cf45f2bb40fd1001cc54d"><div class="ttname"><a href="group__transport.html#ga2dfb9c5a747cf45f2bb40fd1001cc54d">pn_transport_attachments</a></div><div class="ttdeci">PN_EXTERN pn_record_t * pn_transport_attachments(pn_transport_t *transport)</div><div class="ttdoc">Get the attachments that are associated with a transport object. </div></div>
<div class="ttc" id="group__primitives_html_gad337c365b498106064ec28e00e5fb6dd"><div class="ttname"><a href="group__primitives.html#gad337c365b498106064ec28e00e5fb6dd">pn_timestamp_t</a></div><div class="ttdeci">int64_t pn_timestamp_t</div><div class="ttdef"><b>Definition:</b> types.h:51</div></div>
<div class="ttc" id="group__transport_html_gae9b49fcbf6397e6916eb4e1357c90ff3"><div class="ttname"><a href="group__transport.html#gae9b49fcbf6397e6916eb4e1357c90ff3">pn_tracer_t</a></div><div class="ttdeci">void(* pn_tracer_t)(pn_transport_t *transport, const char *message)</div><div class="ttdoc">Callback for customizing logging behaviour. </div><div class="ttdef"><b>Definition:</b> transport.h:63</div></div>
<div class="ttc" id="error_8h_html_a24a289d5b32c9bd8a775600a5af83d52"><div class="ttname"><a href="error_8h.html#a24a289d5b32c9bd8a775600a5af83d52">pn_error_t</a></div><div class="ttdeci">struct pn_error_t pn_error_t</div><div class="ttdoc">A pn_error_t has an int error code and some string text to describe the error. </div><div class="ttdef"><b>Definition:</b> error.h:33</div></div>
<div class="ttc" id="group__transport_html_ga6475de6019c60e6d7f4f8f971c980162"><div class="ttname"><a href="group__transport.html#ga6475de6019c60e6d7f4f8f971c980162">pn_transport_vlogf</a></div><div class="ttdeci">PN_EXTERN void pn_transport_vlogf(pn_transport_t *transport, const char *fmt, va_list ap)</div><div class="ttdoc">Log a printf formatted message using a transport&#39;s logging mechanism. </div></div>
<div class="ttc" id="group__connection_html_ga886351d81ff3a977a284a206526c5aff"><div class="ttname"><a href="group__connection.html#ga886351d81ff3a977a284a206526c5aff">pn_connection_t</a></div><div class="ttdeci">struct pn_connection_t pn_connection_t</div><div class="ttdoc">An AMQP Connection object. </div><div class="ttdef"><b>Definition:</b> types.h:118</div></div>
<div class="ttc" id="group__transport_html_gaf0e4c15f27f610ca4c5d64c0f4e95f07"><div class="ttname"><a href="group__transport.html#gaf0e4c15f27f610ca4c5d64c0f4e95f07">pn_transport_unbind</a></div><div class="ttdeci">PN_EXTERN int pn_transport_unbind(pn_transport_t *transport)</div><div class="ttdoc">Unbinds a transport from its AMQP connection. </div></div>
<div class="ttc" id="group__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="group__transport_html_ga2974d2551737553bc953232f3bd6438c"><div class="ttname"><a href="group__transport.html#ga2974d2551737553bc953232f3bd6438c">pn_transport_set_max_frame</a></div><div class="ttdeci">PN_EXTERN void pn_transport_set_max_frame(pn_transport_t *transport, uint32_t size)</div><div class="ttdoc">Set the maximum frame size of a transport. </div></div>
<div class="ttc" id="group__transport_html_ga81f66ece6523ad3e6f0426b1dbb53e5e"><div class="ttname"><a href="group__transport.html#ga81f66ece6523ad3e6f0426b1dbb53e5e">pn_transport_logf</a></div><div class="ttdeci">PN_EXTERN void pn_transport_logf(pn_transport_t *transport, const char *fmt,...)</div><div class="ttdoc">Log a printf formatted message using a transport&#39;s logging mechanism. </div></div>
<div class="ttc" id="group__transport_html_gafc2157ad11690d0b0679aa34db1a1d5a"><div class="ttname"><a href="group__transport.html#gafc2157ad11690d0b0679aa34db1a1d5a">pn_transport_require_auth</a></div><div class="ttdeci">PN_EXTERN void pn_transport_require_auth(pn_transport_t *transport, bool required)</div><div class="ttdoc">Set whether a non authenticated transport connection is allowed. </div></div>
<div class="ttc" id="group__transport_html_gad07706c1e7db90d1b5d0ad6caf4c5892"><div class="ttname"><a href="group__transport.html#gad07706c1e7db90d1b5d0ad6caf4c5892">pn_transport_bind</a></div><div class="ttdeci">PN_EXTERN int pn_transport_bind(pn_transport_t *transport, pn_connection_t *connection)</div><div class="ttdoc">Binds the transport to an AMQP connection. </div></div>
<div class="ttc" id="group__transport_html_ga93bb966654732ecdd07557dc3307a7e2"><div class="ttname"><a href="group__transport.html#ga93bb966654732ecdd07557dc3307a7e2">pn_transport_get_max_frame</a></div><div class="ttdeci">PN_EXTERN uint32_t pn_transport_get_max_frame(pn_transport_t *transport)</div><div class="ttdoc">Get the maximum frame size of a transport. </div></div>
<div class="ttc" id="group__transport_html_ga2be777fea1b19677ac50072c487d9ad1"><div class="ttname"><a href="group__transport.html#ga2be777fea1b19677ac50072c487d9ad1">pn_transport_tick</a></div><div class="ttdeci">PN_EXTERN pn_timestamp_t pn_transport_tick(pn_transport_t *transport, pn_timestamp_t now)</div><div class="ttdoc">Process any pending transport timer events. </div></div>
<div class="ttc" id="group__transport_html_ga0cdcc7fc4f5459687083dcb46796e0dd"><div class="ttname"><a href="group__transport.html#ga0cdcc7fc4f5459687083dcb46796e0dd">pn_transport_capacity</a></div><div class="ttdeci">PN_EXTERN ssize_t pn_transport_capacity(pn_transport_t *transport)</div><div class="ttdoc">Get the amount of free space for input following the transport&#39;s tail pointer. </div></div>
<div class="ttc" id="group__transport_html_ga0f9cecc86a7185e6c9f25ead5c46b82b"><div class="ttname"><a href="group__transport.html#ga0f9cecc86a7185e6c9f25ead5c46b82b">pn_transport_set_server</a></div><div class="ttdeci">PN_EXTERN void pn_transport_set_server(pn_transport_t *transport)</div><div class="ttdoc">Configure a transport as a server. </div></div>
<div class="ttc" id="group__transport_html_ga0fa738666a89b80dfbe381c2768b1d7f"><div class="ttname"><a href="group__transport.html#ga0fa738666a89b80dfbe381c2768b1d7f">pn_transport_pending</a></div><div class="ttdeci">PN_EXTERN ssize_t pn_transport_pending(pn_transport_t *transport)</div><div class="ttdoc">Get the number of pending output bytes following the transport&#39;s head pointer. </div></div>
<div class="ttc" id="group__transport_html_ga00a271caac7d531ae795d78db81199e9"><div class="ttname"><a href="group__transport.html#ga00a271caac7d531ae795d78db81199e9">pn_transport_error</a></div><div class="ttdeci">PN_EXTERN pn_error_t * pn_transport_error(pn_transport_t *transport)</div></div>
<div class="ttc" id="group__transport_html_ga9016acfea374d8b58183158b8d857ee8"><div class="ttname"><a href="group__transport.html#ga9016acfea374d8b58183158b8d857ee8">pn_transport_get_context</a></div><div class="ttdeci">PN_EXTERN void * pn_transport_get_context(pn_transport_t *transport)</div><div class="ttdoc">Get the application context that is associated with a transport object. </div></div>
<div class="ttc" id="group__transport_html_gac92129f1805ec946d5a792ae4a1b3327"><div class="ttname"><a href="group__transport.html#gac92129f1805ec946d5a792ae4a1b3327">pn_transport_head</a></div><div class="ttdeci">PN_EXTERN const char * pn_transport_head(pn_transport_t *transport)</div><div class="ttdoc">Get the transport&#39;s head pointer. </div></div>
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