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Posted to commits@qpid.apache.org by ro...@apache.org on 2017/02/03 15:48:41 UTC

[16/51] [abbrv] [partial] qpid-site git commit: add temp 0.17.0'ish release content for viewing

http://git-wip-us.apache.org/repos/asf/qpid-site/blob/1859e58c/content/releases/qpid-proton-0.17.0/proton/c/api/group__messenger.html
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+   <div id="projectname">Qpid Proton C API
+   &#160;<span id="projectnumber">0.17.0</span>
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+<p><b>Deprecated</b> - The Messenger API  
+<a href="#details">More...</a></p>
+<table class="memberdecls">
+<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="define-members"></a>
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+<tr class="memitem:ga6c2e8d006ec05b913fa1e6dc510d23b9"><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="ga6c2e8d006ec05b913fa1e6dc510d23b9"></a>
+#define&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__messenger.html#ga6c2e8d006ec05b913fa1e6dc510d23b9">PN_CUMULATIVE</a></td></tr>
+<tr class="memdesc:ga6c2e8d006ec05b913fa1e6dc510d23b9"><td class="mdescLeft">&#160;</td><td class="mdescRight">Indicates that an accept or reject should operate cumulatively. <br/></td></tr>
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+<tr class="memdesc:gad5ad0b67fef0e761dc0138b9621ffa14"><td class="mdescLeft">&#160;</td><td class="mdescRight">Messenger flag to indicate that a call \ to pn_messenger_start should check that \ any defined routes are valid. <br/></td></tr>
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+#define&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__messenger.html#ga118fb0c2384257dff5d72eea787e4a0c">PN_FLAGS_ALLOW_INSECURE_MECHS</a></td></tr>
+<tr class="memdesc:ga118fb0c2384257dff5d72eea787e4a0c"><td class="mdescLeft">&#160;</td><td class="mdescRight">Messenger flag to indicate that the PLAIN \ mechanism is allowed on an unencrypted \ connection. <br/></td></tr>
+<tr class="separator:ga118fb0c2384257dff5d72eea787e4a0c"><td class="memSeparator" colspan="2">&#160;</td></tr>
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+<tr class="memitem:ga0d342bb795d48591ad6b3f867766b8b1"><td class="memItemLeft" align="right" valign="top">typedef struct <a class="el" href="group__messenger.html#ga0d342bb795d48591ad6b3f867766b8b1">pn_messenger_t</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__messenger.html#ga0d342bb795d48591ad6b3f867766b8b1">pn_messenger_t</a></td></tr>
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+<tr class="separator:ga0d342bb795d48591ad6b3f867766b8b1"><td class="memSeparator" colspan="2">&#160;</td></tr>
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+<tr class="memdesc:gabd73703511b9dae193765e9e57864291"><td class="mdescLeft">&#160;</td><td class="mdescRight">A subscription is a request for incoming messages.  <a href="#gabd73703511b9dae193765e9e57864291">More...</a><br/></td></tr>
+<tr class="separator:gabd73703511b9dae193765e9e57864291"><td class="memSeparator" colspan="2">&#160;</td></tr>
+<tr class="memitem:gab1173cfe4bcaa0a530c8035dc75f42c7"><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="gab1173cfe4bcaa0a530c8035dc75f42c7"></a>
+typedef int64_t&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__messenger.html#gab1173cfe4bcaa0a530c8035dc75f42c7">pn_tracker_t</a></td></tr>
+<tr class="memdesc:gab1173cfe4bcaa0a530c8035dc75f42c7"><td class="mdescLeft">&#160;</td><td class="mdescRight">Trackers provide a lightweight handle used to track the status of incoming and outgoing deliveries. <br/></td></tr>
+<tr class="separator:gab1173cfe4bcaa0a530c8035dc75f42c7"><td class="memSeparator" colspan="2">&#160;</td></tr>
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+<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="enum-members"></a>
+Enumerations</h2></td></tr>
+<tr class="memitem:ga242e4ee54b9c0a416443c7da5f6e045b"><td class="memItemLeft" align="right" valign="top">enum &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__messenger.html#ga242e4ee54b9c0a416443c7da5f6e045b">pn_status_t</a> { <br/>
+&#160;&#160;<a class="el" href="group__messenger.html#gga242e4ee54b9c0a416443c7da5f6e045ba0b46b1041679460baaba2ddcdb2173f2">PN_STATUS_UNKNOWN</a>, 
+<a class="el" href="group__messenger.html#gga242e4ee54b9c0a416443c7da5f6e045ba4b0354a77173cd75c69159e15c23f611">PN_STATUS_PENDING</a>, 
+<a class="el" href="group__messenger.html#gga242e4ee54b9c0a416443c7da5f6e045ba693fd9044a50a4f02e842d04a4bf1467">PN_STATUS_ACCEPTED</a>, 
+<a class="el" href="group__messenger.html#gga242e4ee54b9c0a416443c7da5f6e045baf109df703952744009b3547f3b8f32bf">PN_STATUS_REJECTED</a>, 
+<br/>
+&#160;&#160;<a class="el" href="group__messenger.html#gga242e4ee54b9c0a416443c7da5f6e045ba67079750477effb7935df83381c47852">PN_STATUS_RELEASED</a>, 
+<a class="el" href="group__messenger.html#gga242e4ee54b9c0a416443c7da5f6e045ba77d94a6b6b745eef9307f144b57e81e8">PN_STATUS_MODIFIED</a>, 
+<a class="el" href="group__messenger.html#gga242e4ee54b9c0a416443c7da5f6e045ba1239e8ada7eabe2aeab98f2c881cd2ee">PN_STATUS_ABORTED</a>, 
+<a class="el" href="group__messenger.html#gga242e4ee54b9c0a416443c7da5f6e045ba1181bc7f51502ae11ed240866cd64583">PN_STATUS_SETTLED</a>
+<br/>
+ }</td></tr>
+<tr class="memdesc:ga242e4ee54b9c0a416443c7da5f6e045b"><td class="mdescLeft">&#160;</td><td class="mdescRight">Describes all the possible states for a message associated with a given tracker.  <a href="group__messenger.html#ga242e4ee54b9c0a416443c7da5f6e045b">More...</a><br/></td></tr>
+<tr class="separator:ga242e4ee54b9c0a416443c7da5f6e045b"><td class="memSeparator" colspan="2">&#160;</td></tr>
+</table><table class="memberdecls">
+<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="func-members"></a>
+Functions</h2></td></tr>
+<tr class="memitem:gabe045d16ca8eb1e3cc87387e2ae82433"><td class="memItemLeft" align="right" valign="top"><a class="el" href="group__messenger.html#ga0d342bb795d48591ad6b3f867766b8b1">pn_messenger_t</a> *&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__messenger.html#gabe045d16ca8eb1e3cc87387e2ae82433">pn_messenger</a> (const char *name)</td></tr>
+<tr class="memdesc:gabe045d16ca8eb1e3cc87387e2ae82433"><td class="mdescLeft">&#160;</td><td class="mdescRight">Construct a new <a class="el" href="group__messenger.html#ga0d342bb795d48591ad6b3f867766b8b1" title="A pn_messenger_t provides a high level interface for sending and receiving messages (See pn_message_t...">pn_messenger_t</a> with the given name.  <a href="#gabe045d16ca8eb1e3cc87387e2ae82433">More...</a><br/></td></tr>
+<tr class="separator:gabe045d16ca8eb1e3cc87387e2ae82433"><td class="memSeparator" colspan="2">&#160;</td></tr>
+<tr class="memitem:ga71197163a69770575df74e3cee617429"><td class="memItemLeft" align="right" valign="top">const char *&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__messenger.html#ga71197163a69770575df74e3cee617429">pn_messenger_name</a> (<a class="el" href="group__messenger.html#ga0d342bb795d48591ad6b3f867766b8b1">pn_messenger_t</a> *messenger)</td></tr>
+<tr class="memdesc:ga71197163a69770575df74e3cee617429"><td class="mdescLeft">&#160;</td><td class="mdescRight">Get the name of a messenger.  <a href="#ga71197163a69770575df74e3cee617429">More...</a><br/></td></tr>
+<tr class="separator:ga71197163a69770575df74e3cee617429"><td class="memSeparator" colspan="2">&#160;</td></tr>
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+<tr class="memdesc:gad61fff52c28501171ecbb0b21bbde954"><td class="mdescLeft">&#160;</td><td class="mdescRight">Sets the path that will be used to get the certificate that will be used to identify this messenger to its peers.  <a href="#gad61fff52c28501171ecbb0b21bbde954">More...</a><br/></td></tr>
+<tr class="separator:gad61fff52c28501171ecbb0b21bbde954"><td class="memSeparator" colspan="2">&#160;</td></tr>
+<tr class="memitem:ga1d0c003a1fb5e20b894e2deb8b43118b"><td class="memItemLeft" align="right" valign="top">const char *&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__messenger.html#ga1d0c003a1fb5e20b894e2deb8b43118b">pn_messenger_get_certificate</a> (<a class="el" href="group__messenger.html#ga0d342bb795d48591ad6b3f867766b8b1">pn_messenger_t</a> *messenger)</td></tr>
+<tr class="memdesc:ga1d0c003a1fb5e20b894e2deb8b43118b"><td class="mdescLeft">&#160;</td><td class="mdescRight">Get the certificate path.  <a href="#ga1d0c003a1fb5e20b894e2deb8b43118b">More...</a><br/></td></tr>
+<tr class="separator:ga1d0c003a1fb5e20b894e2deb8b43118b"><td class="memSeparator" colspan="2">&#160;</td></tr>
+<tr class="memitem:ga05f059a2fe93e0acbcf76e494e6bf958"><td class="memItemLeft" align="right" valign="top">int&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__messenger.html#ga05f059a2fe93e0acbcf76e494e6bf958">pn_messenger_set_private_key</a> (<a class="el" href="group__messenger.html#ga0d342bb795d48591ad6b3f867766b8b1">pn_messenger_t</a> *messenger, const char *private_key)</td></tr>
+<tr class="memdesc:ga05f059a2fe93e0acbcf76e494e6bf958"><td class="mdescLeft">&#160;</td><td class="mdescRight">Set path to the private key that was used to sign the certificate.  <a href="#ga05f059a2fe93e0acbcf76e494e6bf958">More...</a><br/></td></tr>
+<tr class="separator:ga05f059a2fe93e0acbcf76e494e6bf958"><td class="memSeparator" colspan="2">&#160;</td></tr>
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+<tr class="memdesc:gab692f989aed2aa83bd71b7fa7196aeb1"><td class="mdescLeft">&#160;</td><td class="mdescRight">Gets the private key file for a messenger.  <a href="#gab692f989aed2aa83bd71b7fa7196aeb1">More...</a><br/></td></tr>
+<tr class="separator:gab692f989aed2aa83bd71b7fa7196aeb1"><td class="memSeparator" colspan="2">&#160;</td></tr>
+<tr class="memitem:ga6b04f7dea2ed8752b8672b4cfe0330f2"><td class="memItemLeft" align="right" valign="top">int&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__messenger.html#ga6b04f7dea2ed8752b8672b4cfe0330f2">pn_messenger_set_password</a> (<a class="el" href="group__messenger.html#ga0d342bb795d48591ad6b3f867766b8b1">pn_messenger_t</a> *messenger, const char *password)</td></tr>
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+<tr class="separator:ga6b04f7dea2ed8752b8672b4cfe0330f2"><td class="memSeparator" colspan="2">&#160;</td></tr>
+<tr class="memitem:ga3f02ad7340a59c5982e6223aaeea803a"><td class="memItemLeft" align="right" valign="top">const char *&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__messenger.html#ga3f02ad7340a59c5982e6223aaeea803a">pn_messenger_get_password</a> (<a class="el" href="group__messenger.html#ga0d342bb795d48591ad6b3f867766b8b1">pn_messenger_t</a> *messenger)</td></tr>
+<tr class="memdesc:ga3f02ad7340a59c5982e6223aaeea803a"><td class="mdescLeft">&#160;</td><td class="mdescRight">Gets the private key file password for a messenger.  <a href="#ga3f02ad7340a59c5982e6223aaeea803a">More...</a><br/></td></tr>
+<tr class="separator:ga3f02ad7340a59c5982e6223aaeea803a"><td class="memSeparator" colspan="2">&#160;</td></tr>
+<tr class="memitem:gad901e92e2bee6d5371dcd3b1c8fe2c3b"><td class="memItemLeft" align="right" valign="top">int&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__messenger.html#gad901e92e2bee6d5371dcd3b1c8fe2c3b">pn_messenger_set_trusted_certificates</a> (<a class="el" href="group__messenger.html#ga0d342bb795d48591ad6b3f867766b8b1">pn_messenger_t</a> *messenger, const char *cert_db)</td></tr>
+<tr class="memdesc:gad901e92e2bee6d5371dcd3b1c8fe2c3b"><td class="mdescLeft">&#160;</td><td class="mdescRight">Sets the trusted certificates database for a messenger.  <a href="#gad901e92e2bee6d5371dcd3b1c8fe2c3b">More...</a><br/></td></tr>
+<tr class="separator:gad901e92e2bee6d5371dcd3b1c8fe2c3b"><td class="memSeparator" colspan="2">&#160;</td></tr>
+<tr class="memitem:ga955b218a8f58560e9e228ca14fba21f2"><td class="memItemLeft" align="right" valign="top">const char *&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__messenger.html#ga955b218a8f58560e9e228ca14fba21f2">pn_messenger_get_trusted_certificates</a> (<a class="el" href="group__messenger.html#ga0d342bb795d48591ad6b3f867766b8b1">pn_messenger_t</a> *messenger)</td></tr>
+<tr class="memdesc:ga955b218a8f58560e9e228ca14fba21f2"><td class="mdescLeft">&#160;</td><td class="mdescRight">Gets the trusted certificates database for a messenger.  <a href="#ga955b218a8f58560e9e228ca14fba21f2">More...</a><br/></td></tr>
+<tr class="separator:ga955b218a8f58560e9e228ca14fba21f2"><td class="memSeparator" colspan="2">&#160;</td></tr>
+<tr class="memitem:ga04119bb2b16bb0f657f1dbcf73827d74"><td class="memItemLeft" align="right" valign="top">int&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__messenger.html#ga04119bb2b16bb0f657f1dbcf73827d74">pn_messenger_set_timeout</a> (<a class="el" href="group__messenger.html#ga0d342bb795d48591ad6b3f867766b8b1">pn_messenger_t</a> *messenger, int timeout)</td></tr>
+<tr class="memdesc:ga04119bb2b16bb0f657f1dbcf73827d74"><td class="mdescLeft">&#160;</td><td class="mdescRight">Set the default timeout for a messenger.  <a href="#ga04119bb2b16bb0f657f1dbcf73827d74">More...</a><br/></td></tr>
+<tr class="separator:ga04119bb2b16bb0f657f1dbcf73827d74"><td class="memSeparator" colspan="2">&#160;</td></tr>
+<tr class="memitem:ga083ba6296a1ae1dfe45c0fb82da823eb"><td class="memItemLeft" align="right" valign="top">int&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__messenger.html#ga083ba6296a1ae1dfe45c0fb82da823eb">pn_messenger_get_timeout</a> (<a class="el" href="group__messenger.html#ga0d342bb795d48591ad6b3f867766b8b1">pn_messenger_t</a> *messenger)</td></tr>
+<tr class="memdesc:ga083ba6296a1ae1dfe45c0fb82da823eb"><td class="mdescLeft">&#160;</td><td class="mdescRight">Gets the timeout for a messenger object.  <a href="#ga083ba6296a1ae1dfe45c0fb82da823eb">More...</a><br/></td></tr>
+<tr class="separator:ga083ba6296a1ae1dfe45c0fb82da823eb"><td class="memSeparator" colspan="2">&#160;</td></tr>
+<tr class="memitem:gaf572cbf224105d08898d2906336712f7"><td class="memItemLeft" align="right" valign="top">bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__messenger.html#gaf572cbf224105d08898d2906336712f7">pn_messenger_is_blocking</a> (<a class="el" href="group__messenger.html#ga0d342bb795d48591ad6b3f867766b8b1">pn_messenger_t</a> *messenger)</td></tr>
+<tr class="memdesc:gaf572cbf224105d08898d2906336712f7"><td class="mdescLeft">&#160;</td><td class="mdescRight">Check if a messenger is in blocking mode.  <a href="#gaf572cbf224105d08898d2906336712f7">More...</a><br/></td></tr>
+<tr class="separator:gaf572cbf224105d08898d2906336712f7"><td class="memSeparator" colspan="2">&#160;</td></tr>
+<tr class="memitem:gae9d7f1aec6e2cf3ef1ee326a4ae15981"><td class="memItemLeft" align="right" valign="top">int&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__messenger.html#gae9d7f1aec6e2cf3ef1ee326a4ae15981">pn_messenger_set_blocking</a> (<a class="el" href="group__messenger.html#ga0d342bb795d48591ad6b3f867766b8b1">pn_messenger_t</a> *messenger, bool blocking)</td></tr>
+<tr class="memdesc:gae9d7f1aec6e2cf3ef1ee326a4ae15981"><td class="mdescLeft">&#160;</td><td class="mdescRight">Enable or disable blocking behavior for a messenger during calls to <a class="el" href="group__messenger.html#gae31f9a99dcbedffe83588cf25b805325" title="Send messages from a messenger&#39;s outgoing queue.">pn_messenger_send</a> and <a class="el" href="group__messenger.html#ga16c945185e4eb5dcb9aac2be2fcab0d6" title="Retrieve messages into a messenger&#39;s incoming queue.">pn_messenger_recv</a>.  <a href="#gae9d7f1aec6e2cf3ef1ee326a4ae15981">More...</a><br/></td></tr>
+<tr class="separator:gae9d7f1aec6e2cf3ef1ee326a4ae15981"><td class="memSeparator" colspan="2">&#160;</td></tr>
+<tr class="memitem:ga63805c35f18ef041c69a14564dc1bce4"><td class="memItemLeft" align="right" valign="top">bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__messenger.html#ga63805c35f18ef041c69a14564dc1bce4">pn_messenger_is_passive</a> (<a class="el" href="group__messenger.html#ga0d342bb795d48591ad6b3f867766b8b1">pn_messenger_t</a> *messenger)</td></tr>
+<tr class="memdesc:ga63805c35f18ef041c69a14564dc1bce4"><td class="mdescLeft">&#160;</td><td class="mdescRight">Check if a messenger is in passive mode.  <a href="#ga63805c35f18ef041c69a14564dc1bce4">More...</a><br/></td></tr>
+<tr class="separator:ga63805c35f18ef041c69a14564dc1bce4"><td class="memSeparator" colspan="2">&#160;</td></tr>
+<tr class="memitem:gac7df7c92396f10f105ec74d35310a7c0"><td class="memItemLeft" align="right" valign="top">int&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__messenger.html#gac7df7c92396f10f105ec74d35310a7c0">pn_messenger_set_passive</a> (<a class="el" href="group__messenger.html#ga0d342bb795d48591ad6b3f867766b8b1">pn_messenger_t</a> *messenger, bool passive)</td></tr>
+<tr class="memdesc:gac7df7c92396f10f105ec74d35310a7c0"><td class="mdescLeft">&#160;</td><td class="mdescRight">Set the passive mode for a messenger.  <a href="#gac7df7c92396f10f105ec74d35310a7c0">More...</a><br/></td></tr>
+<tr class="separator:gac7df7c92396f10f105ec74d35310a7c0"><td class="memSeparator" colspan="2">&#160;</td></tr>
+<tr class="memitem:ga530295575eda95e3c19316d41bd1baa7"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__messenger.html#ga530295575eda95e3c19316d41bd1baa7">pn_messenger_free</a> (<a class="el" href="group__messenger.html#ga0d342bb795d48591ad6b3f867766b8b1">pn_messenger_t</a> *messenger)</td></tr>
+<tr class="memdesc:ga530295575eda95e3c19316d41bd1baa7"><td class="mdescLeft">&#160;</td><td class="mdescRight">Frees a Messenger.  <a href="#ga530295575eda95e3c19316d41bd1baa7">More...</a><br/></td></tr>
+<tr class="separator:ga530295575eda95e3c19316d41bd1baa7"><td class="memSeparator" colspan="2">&#160;</td></tr>
+<tr class="memitem:gacfd10311abca28521fe7aa9cabfff61c"><td class="memItemLeft" align="right" valign="top">int&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__messenger.html#gacfd10311abca28521fe7aa9cabfff61c">pn_messenger_errno</a> (<a class="el" href="group__messenger.html#ga0d342bb795d48591ad6b3f867766b8b1">pn_messenger_t</a> *messenger)</td></tr>
+<tr class="memdesc:gacfd10311abca28521fe7aa9cabfff61c"><td class="mdescLeft">&#160;</td><td class="mdescRight">Get the code for a messenger's most recent error.  <a href="#gacfd10311abca28521fe7aa9cabfff61c">More...</a><br/></td></tr>
+<tr class="separator:gacfd10311abca28521fe7aa9cabfff61c"><td class="memSeparator" colspan="2">&#160;</td></tr>
+<tr class="memitem:ga0301664be9c54b3a573578776ad2a5d2"><td class="memItemLeft" align="right" valign="top"><a class="el" href="group__error.html#ga24a289d5b32c9bd8a775600a5af83d52">pn_error_t</a> *&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__messenger.html#ga0301664be9c54b3a573578776ad2a5d2">pn_messenger_error</a> (<a class="el" href="group__messenger.html#ga0d342bb795d48591ad6b3f867766b8b1">pn_messenger_t</a> *messenger)</td></tr>
+<tr class="memdesc:ga0301664be9c54b3a573578776ad2a5d2"><td class="mdescLeft">&#160;</td><td class="mdescRight">Get a messenger's error object.  <a href="#ga0301664be9c54b3a573578776ad2a5d2">More...</a><br/></td></tr>
+<tr class="separator:ga0301664be9c54b3a573578776ad2a5d2"><td class="memSeparator" colspan="2">&#160;</td></tr>
+<tr class="memitem:gac191bdb410b7839d6306a0d8e5ac19e1"><td class="memItemLeft" align="right" valign="top">int&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__messenger.html#gac191bdb410b7839d6306a0d8e5ac19e1">pn_messenger_get_outgoing_window</a> (<a class="el" href="group__messenger.html#ga0d342bb795d48591ad6b3f867766b8b1">pn_messenger_t</a> *messenger)</td></tr>
+<tr class="memdesc:gac191bdb410b7839d6306a0d8e5ac19e1"><td class="mdescLeft">&#160;</td><td class="mdescRight">Get the size of a messenger's outgoing window.  <a href="#gac191bdb410b7839d6306a0d8e5ac19e1">More...</a><br/></td></tr>
+<tr class="separator:gac191bdb410b7839d6306a0d8e5ac19e1"><td class="memSeparator" colspan="2">&#160;</td></tr>
+<tr class="memitem:ga96487581bd8348f8bc9bacef25042cfc"><td class="memItemLeft" align="right" valign="top">int&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__messenger.html#ga96487581bd8348f8bc9bacef25042cfc">pn_messenger_set_outgoing_window</a> (<a class="el" href="group__messenger.html#ga0d342bb795d48591ad6b3f867766b8b1">pn_messenger_t</a> *messenger, int window)</td></tr>
+<tr class="memdesc:ga96487581bd8348f8bc9bacef25042cfc"><td class="mdescLeft">&#160;</td><td class="mdescRight">Set the size of a messenger's outgoing window.  <a href="#ga96487581bd8348f8bc9bacef25042cfc">More...</a><br/></td></tr>
+<tr class="separator:ga96487581bd8348f8bc9bacef25042cfc"><td class="memSeparator" colspan="2">&#160;</td></tr>
+<tr class="memitem:ga45d578f39673ad59ca65d2042054abee"><td class="memItemLeft" align="right" valign="top">int&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__messenger.html#ga45d578f39673ad59ca65d2042054abee">pn_messenger_get_incoming_window</a> (<a class="el" href="group__messenger.html#ga0d342bb795d48591ad6b3f867766b8b1">pn_messenger_t</a> *messenger)</td></tr>
+<tr class="memdesc:ga45d578f39673ad59ca65d2042054abee"><td class="mdescLeft">&#160;</td><td class="mdescRight">Get the size of a messenger's incoming window.  <a href="#ga45d578f39673ad59ca65d2042054abee">More...</a><br/></td></tr>
+<tr class="separator:ga45d578f39673ad59ca65d2042054abee"><td class="memSeparator" colspan="2">&#160;</td></tr>
+<tr class="memitem:gadf8a9cf14bf8d519026ea8c4eeb275c3"><td class="memItemLeft" align="right" valign="top">int&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__messenger.html#gadf8a9cf14bf8d519026ea8c4eeb275c3">pn_messenger_set_incoming_window</a> (<a class="el" href="group__messenger.html#ga0d342bb795d48591ad6b3f867766b8b1">pn_messenger_t</a> *messenger, int window)</td></tr>
+<tr class="memdesc:gadf8a9cf14bf8d519026ea8c4eeb275c3"><td class="mdescLeft">&#160;</td><td class="mdescRight">Set the size of a messenger's incoming window.  <a href="#gadf8a9cf14bf8d519026ea8c4eeb275c3">More...</a><br/></td></tr>
+<tr class="separator:gadf8a9cf14bf8d519026ea8c4eeb275c3"><td class="memSeparator" colspan="2">&#160;</td></tr>
+<tr class="memitem:ga6fa594235e316cd2a04b44b283194a43"><td class="memItemLeft" align="right" valign="top">int&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__messenger.html#ga6fa594235e316cd2a04b44b283194a43">pn_messenger_start</a> (<a class="el" href="group__messenger.html#ga0d342bb795d48591ad6b3f867766b8b1">pn_messenger_t</a> *messenger)</td></tr>
+<tr class="memdesc:ga6fa594235e316cd2a04b44b283194a43"><td class="mdescLeft">&#160;</td><td class="mdescRight">Currently a no-op placeholder.  <a href="#ga6fa594235e316cd2a04b44b283194a43">More...</a><br/></td></tr>
+<tr class="separator:ga6fa594235e316cd2a04b44b283194a43"><td class="memSeparator" colspan="2">&#160;</td></tr>
+<tr class="memitem:gad95ab6daf6b2a61b79d5128a7d1d9f5c"><td class="memItemLeft" align="right" valign="top">int&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__messenger.html#gad95ab6daf6b2a61b79d5128a7d1d9f5c">pn_messenger_stop</a> (<a class="el" href="group__messenger.html#ga0d342bb795d48591ad6b3f867766b8b1">pn_messenger_t</a> *messenger)</td></tr>
+<tr class="memdesc:gad95ab6daf6b2a61b79d5128a7d1d9f5c"><td class="mdescLeft">&#160;</td><td class="mdescRight">Stops a messenger.  <a href="#gad95ab6daf6b2a61b79d5128a7d1d9f5c">More...</a><br/></td></tr>
+<tr class="separator:gad95ab6daf6b2a61b79d5128a7d1d9f5c"><td class="memSeparator" colspan="2">&#160;</td></tr>
+<tr class="memitem:gae2c4765839c8fd09c0e01d05a118b6d4"><td class="memItemLeft" align="right" valign="top">bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__messenger.html#gae2c4765839c8fd09c0e01d05a118b6d4">pn_messenger_stopped</a> (<a class="el" href="group__messenger.html#ga0d342bb795d48591ad6b3f867766b8b1">pn_messenger_t</a> *messenger)</td></tr>
+<tr class="memdesc:gae2c4765839c8fd09c0e01d05a118b6d4"><td class="mdescLeft">&#160;</td><td class="mdescRight">Returns true if a messenger is in the stopped state.  <a href="#gae2c4765839c8fd09c0e01d05a118b6d4">More...</a><br/></td></tr>
+<tr class="separator:gae2c4765839c8fd09c0e01d05a118b6d4"><td class="memSeparator" colspan="2">&#160;</td></tr>
+<tr class="memitem:gac36589fe5dc0378cf62558e40060a26f"><td class="memItemLeft" align="right" valign="top"><a class="el" href="group__messenger.html#gabd73703511b9dae193765e9e57864291">pn_subscription_t</a> *&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__messenger.html#gac36589fe5dc0378cf62558e40060a26f">pn_messenger_subscribe</a> (<a class="el" href="group__messenger.html#ga0d342bb795d48591ad6b3f867766b8b1">pn_messenger_t</a> *messenger, const char *source)</td></tr>
+<tr class="memdesc:gac36589fe5dc0378cf62558e40060a26f"><td class="mdescLeft">&#160;</td><td class="mdescRight">Subscribes a messenger to messages from the specified source.  <a href="#gac36589fe5dc0378cf62558e40060a26f">More...</a><br/></td></tr>
+<tr class="separator:gac36589fe5dc0378cf62558e40060a26f"><td class="memSeparator" colspan="2">&#160;</td></tr>
+<tr class="memitem:ga480a8623fab904690218c0c67493232f"><td class="memItemLeft" align="right" valign="top"><a class="el" href="group__messenger.html#gabd73703511b9dae193765e9e57864291">pn_subscription_t</a> *&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__messenger.html#ga480a8623fab904690218c0c67493232f">pn_messenger_subscribe_ttl</a> (<a class="el" href="group__messenger.html#ga0d342bb795d48591ad6b3f867766b8b1">pn_messenger_t</a> *messenger, const char *source, <a class="el" href="group__api__types.html#gafdede9be0526a8d0b9ab5d3149069af1">pn_seconds_t</a> timeout)</td></tr>
+<tr class="memdesc:ga480a8623fab904690218c0c67493232f"><td class="mdescLeft">&#160;</td><td class="mdescRight">Subscribes a messenger to messages from the specified source with the given timeout for the subscription's lifetime.  <a href="#ga480a8623fab904690218c0c67493232f">More...</a><br/></td></tr>
+<tr class="separator:ga480a8623fab904690218c0c67493232f"><td class="memSeparator" colspan="2">&#160;</td></tr>
+<tr class="memitem:ga757aeef23d47ecc2a9a461b882686417"><td class="memItemLeft" align="right" valign="top"><a class="el" href="group__link.html#ga89dad3aa7934329a7ff467c636687bc0">pn_link_t</a> *&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__messenger.html#ga757aeef23d47ecc2a9a461b882686417">pn_messenger_get_link</a> (<a class="el" href="group__messenger.html#ga0d342bb795d48591ad6b3f867766b8b1">pn_messenger_t</a> *messenger, const char *address, bool sender)</td></tr>
+<tr class="memdesc:ga757aeef23d47ecc2a9a461b882686417"><td class="mdescLeft">&#160;</td><td class="mdescRight">Get a link based on link name and whether the link is a sender or receiver.  <a href="#ga757aeef23d47ecc2a9a461b882686417">More...</a><br/></td></tr>
+<tr class="separator:ga757aeef23d47ecc2a9a461b882686417"><td class="memSeparator" colspan="2">&#160;</td></tr>
+<tr class="memitem:ga8ad0f0db6d7cfe0e95d44d433843d787"><td class="memItemLeft" align="right" valign="top">void *&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__messenger.html#ga8ad0f0db6d7cfe0e95d44d433843d787">pn_subscription_get_context</a> (<a class="el" href="group__messenger.html#gabd73703511b9dae193765e9e57864291">pn_subscription_t</a> *sub)</td></tr>
+<tr class="memdesc:ga8ad0f0db6d7cfe0e95d44d433843d787"><td class="mdescLeft">&#160;</td><td class="mdescRight">Get a subscription's application context.  <a href="#ga8ad0f0db6d7cfe0e95d44d433843d787">More...</a><br/></td></tr>
+<tr class="separator:ga8ad0f0db6d7cfe0e95d44d433843d787"><td class="memSeparator" colspan="2">&#160;</td></tr>
+<tr class="memitem:ga3a7f95a2a86f64babe692d21ffe9cd10"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__messenger.html#ga3a7f95a2a86f64babe692d21ffe9cd10">pn_subscription_set_context</a> (<a class="el" href="group__messenger.html#gabd73703511b9dae193765e9e57864291">pn_subscription_t</a> *sub, void *context)</td></tr>
+<tr class="memdesc:ga3a7f95a2a86f64babe692d21ffe9cd10"><td class="mdescLeft">&#160;</td><td class="mdescRight">Set an application context for a subscription.  <a href="#ga3a7f95a2a86f64babe692d21ffe9cd10">More...</a><br/></td></tr>
+<tr class="separator:ga3a7f95a2a86f64babe692d21ffe9cd10"><td class="memSeparator" colspan="2">&#160;</td></tr>
+<tr class="memitem:ga8e87c040776f1941f21d2c15f24b835e"><td class="memItemLeft" align="right" valign="top">const char *&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__messenger.html#ga8e87c040776f1941f21d2c15f24b835e">pn_subscription_address</a> (<a class="el" href="group__messenger.html#gabd73703511b9dae193765e9e57864291">pn_subscription_t</a> *sub)</td></tr>
+<tr class="memdesc:ga8e87c040776f1941f21d2c15f24b835e"><td class="mdescLeft">&#160;</td><td class="mdescRight">Get the source address of a subscription.  <a href="#ga8e87c040776f1941f21d2c15f24b835e">More...</a><br/></td></tr>
+<tr class="separator:ga8e87c040776f1941f21d2c15f24b835e"><td class="memSeparator" colspan="2">&#160;</td></tr>
+<tr class="memitem:gafede68af29484d50d531cc48ab0d3d4a"><td class="memItemLeft" align="right" valign="top">int&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__messenger.html#gafede68af29484d50d531cc48ab0d3d4a">pn_messenger_put</a> (<a class="el" href="group__messenger.html#ga0d342bb795d48591ad6b3f867766b8b1">pn_messenger_t</a> *messenger, <a class="el" href="group__message.html#gad9259fa9271e8844c8e05a7e8978e3b2">pn_message_t</a> *msg)</td></tr>
+<tr class="memdesc:gafede68af29484d50d531cc48ab0d3d4a"><td class="mdescLeft">&#160;</td><td class="mdescRight">Puts a message onto the messenger's outgoing queue.  <a href="#gafede68af29484d50d531cc48ab0d3d4a">More...</a><br/></td></tr>
+<tr class="separator:gafede68af29484d50d531cc48ab0d3d4a"><td class="memSeparator" colspan="2">&#160;</td></tr>
+<tr class="memitem:gad398544ad1374f67c922115ae1cceacc"><td class="memItemLeft" align="right" valign="top"><a class="el" href="group__messenger.html#ga242e4ee54b9c0a416443c7da5f6e045b">pn_status_t</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__messenger.html#gad398544ad1374f67c922115ae1cceacc">pn_messenger_status</a> (<a class="el" href="group__messenger.html#ga0d342bb795d48591ad6b3f867766b8b1">pn_messenger_t</a> *messenger, <a class="el" href="group__messenger.html#gab1173cfe4bcaa0a530c8035dc75f42c7">pn_tracker_t</a> tracker)</td></tr>
+<tr class="memdesc:gad398544ad1374f67c922115ae1cceacc"><td class="mdescLeft">&#160;</td><td class="mdescRight">Track the status of a delivery.  <a href="#gad398544ad1374f67c922115ae1cceacc">More...</a><br/></td></tr>
+<tr class="separator:gad398544ad1374f67c922115ae1cceacc"><td class="memSeparator" colspan="2">&#160;</td></tr>
+<tr class="memitem:ga65f22122f08bc93de2bfe155aa12d0b0"><td class="memItemLeft" align="right" valign="top"><a class="el" href="group__delivery.html#gacdfce854066c0a4ff4db9f9a0478f340">pn_delivery_t</a> *&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__messenger.html#ga65f22122f08bc93de2bfe155aa12d0b0">pn_messenger_delivery</a> (<a class="el" href="group__messenger.html#ga0d342bb795d48591ad6b3f867766b8b1">pn_messenger_t</a> *messenger, <a class="el" href="group__messenger.html#gab1173cfe4bcaa0a530c8035dc75f42c7">pn_tracker_t</a> tracker)</td></tr>
+<tr class="memdesc:ga65f22122f08bc93de2bfe155aa12d0b0"><td class="mdescLeft">&#160;</td><td class="mdescRight">Get delivery information about a delivery.  <a href="#ga65f22122f08bc93de2bfe155aa12d0b0">More...</a><br/></td></tr>
+<tr class="separator:ga65f22122f08bc93de2bfe155aa12d0b0"><td class="memSeparator" colspan="2">&#160;</td></tr>
+<tr class="memitem:ga15adeb707f15b86df1e5486c34a060e6"><td class="memItemLeft" align="right" valign="top">bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__messenger.html#ga15adeb707f15b86df1e5486c34a060e6">pn_messenger_buffered</a> (<a class="el" href="group__messenger.html#ga0d342bb795d48591ad6b3f867766b8b1">pn_messenger_t</a> *messenger, <a class="el" href="group__messenger.html#gab1173cfe4bcaa0a530c8035dc75f42c7">pn_tracker_t</a> tracker)</td></tr>
+<tr class="memdesc:ga15adeb707f15b86df1e5486c34a060e6"><td class="mdescLeft">&#160;</td><td class="mdescRight">Check if the delivery associated with a given tracker is still waiting to be sent.  <a href="#ga15adeb707f15b86df1e5486c34a060e6">More...</a><br/></td></tr>
+<tr class="separator:ga15adeb707f15b86df1e5486c34a060e6"><td class="memSeparator" colspan="2">&#160;</td></tr>
+<tr class="memitem:ga475ce593f6b0c6025516ae48360dee4d"><td class="memItemLeft" align="right" valign="top">int&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__messenger.html#ga475ce593f6b0c6025516ae48360dee4d">pn_messenger_settle</a> (<a class="el" href="group__messenger.html#ga0d342bb795d48591ad6b3f867766b8b1">pn_messenger_t</a> *messenger, <a class="el" href="group__messenger.html#gab1173cfe4bcaa0a530c8035dc75f42c7">pn_tracker_t</a> tracker, int flags)</td></tr>
+<tr class="memdesc:ga475ce593f6b0c6025516ae48360dee4d"><td class="mdescLeft">&#160;</td><td class="mdescRight">Frees a Messenger from tracking the status associated with a given tracker.  <a href="#ga475ce593f6b0c6025516ae48360dee4d">More...</a><br/></td></tr>
+<tr class="separator:ga475ce593f6b0c6025516ae48360dee4d"><td class="memSeparator" colspan="2">&#160;</td></tr>
+<tr class="memitem:ga0212b5cfe07a7f758ec472d67d0f56e1"><td class="memItemLeft" align="right" valign="top"><a class="el" href="group__messenger.html#gab1173cfe4bcaa0a530c8035dc75f42c7">pn_tracker_t</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__messenger.html#ga0212b5cfe07a7f758ec472d67d0f56e1">pn_messenger_outgoing_tracker</a> (<a class="el" href="group__messenger.html#ga0d342bb795d48591ad6b3f867766b8b1">pn_messenger_t</a> *messenger)</td></tr>
+<tr class="memdesc:ga0212b5cfe07a7f758ec472d67d0f56e1"><td class="mdescLeft">&#160;</td><td class="mdescRight">Get a tracker for the outgoing message most recently given to pn_messenger_put.  <a href="#ga0212b5cfe07a7f758ec472d67d0f56e1">More...</a><br/></td></tr>
+<tr class="separator:ga0212b5cfe07a7f758ec472d67d0f56e1"><td class="memSeparator" colspan="2">&#160;</td></tr>
+<tr class="memitem:ga47d60cec6a55e0675b8f073067eff9c4"><td class="memItemLeft" align="right" valign="top">int&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__messenger.html#ga47d60cec6a55e0675b8f073067eff9c4">pn_messenger_work</a> (<a class="el" href="group__messenger.html#ga0d342bb795d48591ad6b3f867766b8b1">pn_messenger_t</a> *messenger, int timeout)</td></tr>
+<tr class="memdesc:ga47d60cec6a55e0675b8f073067eff9c4"><td class="mdescLeft">&#160;</td><td class="mdescRight">Sends or receives any outstanding messages queued for a messenger.  <a href="#ga47d60cec6a55e0675b8f073067eff9c4">More...</a><br/></td></tr>
+<tr class="separator:ga47d60cec6a55e0675b8f073067eff9c4"><td class="memSeparator" colspan="2">&#160;</td></tr>
+<tr class="memitem:ga9da14c67acc17bc5fec6f34e2749534f"><td class="memItemLeft" align="right" valign="top">int&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__messenger.html#ga9da14c67acc17bc5fec6f34e2749534f">pn_messenger_interrupt</a> (<a class="el" href="group__messenger.html#ga0d342bb795d48591ad6b3f867766b8b1">pn_messenger_t</a> *messenger)</td></tr>
+<tr class="memdesc:ga9da14c67acc17bc5fec6f34e2749534f"><td class="mdescLeft">&#160;</td><td class="mdescRight">Interrupt a messenger object that may be blocking in another thread.  <a href="#ga9da14c67acc17bc5fec6f34e2749534f">More...</a><br/></td></tr>
+<tr class="separator:ga9da14c67acc17bc5fec6f34e2749534f"><td class="memSeparator" colspan="2">&#160;</td></tr>
+<tr class="memitem:gae31f9a99dcbedffe83588cf25b805325"><td class="memItemLeft" align="right" valign="top">int&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__messenger.html#gae31f9a99dcbedffe83588cf25b805325">pn_messenger_send</a> (<a class="el" href="group__messenger.html#ga0d342bb795d48591ad6b3f867766b8b1">pn_messenger_t</a> *messenger, int n)</td></tr>
+<tr class="memdesc:gae31f9a99dcbedffe83588cf25b805325"><td class="mdescLeft">&#160;</td><td class="mdescRight">Send messages from a messenger's outgoing queue.  <a href="#gae31f9a99dcbedffe83588cf25b805325">More...</a><br/></td></tr>
+<tr class="separator:gae31f9a99dcbedffe83588cf25b805325"><td class="memSeparator" colspan="2">&#160;</td></tr>
+<tr class="memitem:ga16c945185e4eb5dcb9aac2be2fcab0d6"><td class="memItemLeft" align="right" valign="top">int&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__messenger.html#ga16c945185e4eb5dcb9aac2be2fcab0d6">pn_messenger_recv</a> (<a class="el" href="group__messenger.html#ga0d342bb795d48591ad6b3f867766b8b1">pn_messenger_t</a> *messenger, int limit)</td></tr>
+<tr class="memdesc:ga16c945185e4eb5dcb9aac2be2fcab0d6"><td class="mdescLeft">&#160;</td><td class="mdescRight">Retrieve messages into a messenger's incoming queue.  <a href="#ga16c945185e4eb5dcb9aac2be2fcab0d6">More...</a><br/></td></tr>
+<tr class="separator:ga16c945185e4eb5dcb9aac2be2fcab0d6"><td class="memSeparator" colspan="2">&#160;</td></tr>
+<tr class="memitem:gaf4e22c8cb1436891d42ca0a658fca9c5"><td class="memItemLeft" align="right" valign="top">int&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__messenger.html#gaf4e22c8cb1436891d42ca0a658fca9c5">pn_messenger_receiving</a> (<a class="el" href="group__messenger.html#ga0d342bb795d48591ad6b3f867766b8b1">pn_messenger_t</a> *messenger)</td></tr>
+<tr class="memdesc:gaf4e22c8cb1436891d42ca0a658fca9c5"><td class="mdescLeft">&#160;</td><td class="mdescRight">Get the capacity of the incoming message queue of a messenger.  <a href="#gaf4e22c8cb1436891d42ca0a658fca9c5">More...</a><br/></td></tr>
+<tr class="separator:gaf4e22c8cb1436891d42ca0a658fca9c5"><td class="memSeparator" colspan="2">&#160;</td></tr>
+<tr class="memitem:gaa6d85929e4b4b574690927ddde00c540"><td class="memItemLeft" align="right" valign="top">int&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__messenger.html#gaa6d85929e4b4b574690927ddde00c540">pn_messenger_get</a> (<a class="el" href="group__messenger.html#ga0d342bb795d48591ad6b3f867766b8b1">pn_messenger_t</a> *messenger, <a class="el" href="group__message.html#gad9259fa9271e8844c8e05a7e8978e3b2">pn_message_t</a> *message)</td></tr>
+<tr class="memdesc:gaa6d85929e4b4b574690927ddde00c540"><td class="mdescLeft">&#160;</td><td class="mdescRight">Get the next message from the head of a messenger's incoming queue.  <a href="#gaa6d85929e4b4b574690927ddde00c540">More...</a><br/></td></tr>
+<tr class="separator:gaa6d85929e4b4b574690927ddde00c540"><td class="memSeparator" colspan="2">&#160;</td></tr>
+<tr class="memitem:gafe31e771826f8107d93fc276c9715aab"><td class="memItemLeft" align="right" valign="top"><a class="el" href="group__messenger.html#gab1173cfe4bcaa0a530c8035dc75f42c7">pn_tracker_t</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__messenger.html#gafe31e771826f8107d93fc276c9715aab">pn_messenger_incoming_tracker</a> (<a class="el" href="group__messenger.html#ga0d342bb795d48591ad6b3f867766b8b1">pn_messenger_t</a> *messenger)</td></tr>
+<tr class="memdesc:gafe31e771826f8107d93fc276c9715aab"><td class="mdescLeft">&#160;</td><td class="mdescRight">Get a tracker for the message most recently retrieved by <a class="el" href="group__messenger.html#gaa6d85929e4b4b574690927ddde00c540" title="Get the next message from the head of a messenger&#39;s incoming queue.">pn_messenger_get()</a>.  <a href="#gafe31e771826f8107d93fc276c9715aab">More...</a><br/></td></tr>
+<tr class="separator:gafe31e771826f8107d93fc276c9715aab"><td class="memSeparator" colspan="2">&#160;</td></tr>
+<tr class="memitem:gae351d031d2ef29bdb137a59d461c4253"><td class="memItemLeft" align="right" valign="top"><a class="el" href="group__messenger.html#gabd73703511b9dae193765e9e57864291">pn_subscription_t</a> *&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__messenger.html#gae351d031d2ef29bdb137a59d461c4253">pn_messenger_incoming_subscription</a> (<a class="el" href="group__messenger.html#ga0d342bb795d48591ad6b3f867766b8b1">pn_messenger_t</a> *messenger)</td></tr>
+<tr class="memdesc:gae351d031d2ef29bdb137a59d461c4253"><td class="mdescLeft">&#160;</td><td class="mdescRight">Get the subscription of the message most recently retrieved by <a class="el" href="group__messenger.html#gaa6d85929e4b4b574690927ddde00c540" title="Get the next message from the head of a messenger&#39;s incoming queue.">pn_messenger_get()</a>.  <a href="#gae351d031d2ef29bdb137a59d461c4253">More...</a><br/></td></tr>
+<tr class="separator:gae351d031d2ef29bdb137a59d461c4253"><td class="memSeparator" colspan="2">&#160;</td></tr>
+<tr class="memitem:ga11cd0d3423482e1ddda7a8b0cbb581c7"><td class="memItemLeft" align="right" valign="top">int&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__messenger.html#ga11cd0d3423482e1ddda7a8b0cbb581c7">pn_messenger_accept</a> (<a class="el" href="group__messenger.html#ga0d342bb795d48591ad6b3f867766b8b1">pn_messenger_t</a> *messenger, <a class="el" href="group__messenger.html#gab1173cfe4bcaa0a530c8035dc75f42c7">pn_tracker_t</a> tracker, int flags)</td></tr>
+<tr class="memdesc:ga11cd0d3423482e1ddda7a8b0cbb581c7"><td class="mdescLeft">&#160;</td><td class="mdescRight">Signal successful processing of message(s).  <a href="#ga11cd0d3423482e1ddda7a8b0cbb581c7">More...</a><br/></td></tr>
+<tr class="separator:ga11cd0d3423482e1ddda7a8b0cbb581c7"><td class="memSeparator" colspan="2">&#160;</td></tr>
+<tr class="memitem:ga22d6de108fa967a43ab2473d6a915e9c"><td class="memItemLeft" align="right" valign="top">int&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__messenger.html#ga22d6de108fa967a43ab2473d6a915e9c">pn_messenger_reject</a> (<a class="el" href="group__messenger.html#ga0d342bb795d48591ad6b3f867766b8b1">pn_messenger_t</a> *messenger, <a class="el" href="group__messenger.html#gab1173cfe4bcaa0a530c8035dc75f42c7">pn_tracker_t</a> tracker, int flags)</td></tr>
+<tr class="memdesc:ga22d6de108fa967a43ab2473d6a915e9c"><td class="mdescLeft">&#160;</td><td class="mdescRight">Signal unsuccessful processing of message(s).  <a href="#ga22d6de108fa967a43ab2473d6a915e9c">More...</a><br/></td></tr>
+<tr class="separator:ga22d6de108fa967a43ab2473d6a915e9c"><td class="memSeparator" colspan="2">&#160;</td></tr>
+<tr class="memitem:gae4e5e89c6ea2a820a221af61cc741c7d"><td class="memItemLeft" align="right" valign="top"><a class="el" href="group__link.html#ga89dad3aa7934329a7ff467c636687bc0">pn_link_t</a> *&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__messenger.html#gae4e5e89c6ea2a820a221af61cc741c7d">pn_messenger_tracker_link</a> (<a class="el" href="group__messenger.html#ga0d342bb795d48591ad6b3f867766b8b1">pn_messenger_t</a> *messenger, <a class="el" href="group__messenger.html#gab1173cfe4bcaa0a530c8035dc75f42c7">pn_tracker_t</a> tracker)</td></tr>
+<tr class="memdesc:gae4e5e89c6ea2a820a221af61cc741c7d"><td class="mdescLeft">&#160;</td><td class="mdescRight">Get link for the message referenced by the given tracker.  <a href="#gae4e5e89c6ea2a820a221af61cc741c7d">More...</a><br/></td></tr>
+<tr class="separator:gae4e5e89c6ea2a820a221af61cc741c7d"><td class="memSeparator" colspan="2">&#160;</td></tr>
+<tr class="memitem:ga06c3a066422f8a966523b43a61f62eb9"><td class="memItemLeft" align="right" valign="top">int&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__messenger.html#ga06c3a066422f8a966523b43a61f62eb9">pn_messenger_outgoing</a> (<a class="el" href="group__messenger.html#ga0d342bb795d48591ad6b3f867766b8b1">pn_messenger_t</a> *messenger)</td></tr>
+<tr class="memdesc:ga06c3a066422f8a966523b43a61f62eb9"><td class="mdescLeft">&#160;</td><td class="mdescRight">Get the number of messages in the outgoing message queue of a messenger.  <a href="#ga06c3a066422f8a966523b43a61f62eb9">More...</a><br/></td></tr>
+<tr class="separator:ga06c3a066422f8a966523b43a61f62eb9"><td class="memSeparator" colspan="2">&#160;</td></tr>
+<tr class="memitem:ga43cf91b5528c2729b3ff9ae1d2a7d257"><td class="memItemLeft" align="right" valign="top">int&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__messenger.html#ga43cf91b5528c2729b3ff9ae1d2a7d257">pn_messenger_incoming</a> (<a class="el" href="group__messenger.html#ga0d342bb795d48591ad6b3f867766b8b1">pn_messenger_t</a> *messenger)</td></tr>
+<tr class="memdesc:ga43cf91b5528c2729b3ff9ae1d2a7d257"><td class="mdescLeft">&#160;</td><td class="mdescRight">Get the number of messages in the incoming message queue of a messenger.  <a href="#ga43cf91b5528c2729b3ff9ae1d2a7d257">More...</a><br/></td></tr>
+<tr class="separator:ga43cf91b5528c2729b3ff9ae1d2a7d257"><td class="memSeparator" colspan="2">&#160;</td></tr>
+<tr class="memitem:ga6c85a08d72ae73a18f9fb64ccf0c470e"><td class="memItemLeft" align="right" valign="top">int&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__messenger.html#ga6c85a08d72ae73a18f9fb64ccf0c470e">pn_messenger_route</a> (<a class="el" href="group__messenger.html#ga0d342bb795d48591ad6b3f867766b8b1">pn_messenger_t</a> *messenger, const char *pattern, const char *address)</td></tr>
+<tr class="memdesc:ga6c85a08d72ae73a18f9fb64ccf0c470e"><td class="mdescLeft">&#160;</td><td class="mdescRight">Adds a routing rule to a Messenger's internal routing table.  <a href="#ga6c85a08d72ae73a18f9fb64ccf0c470e">More...</a><br/></td></tr>
+<tr class="separator:ga6c85a08d72ae73a18f9fb64ccf0c470e"><td class="memSeparator" colspan="2">&#160;</td></tr>
+<tr class="memitem:gac7dc5d9b82f9e015fd2c7d9743099eff"><td class="memItemLeft" align="right" valign="top">int&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__messenger.html#gac7dc5d9b82f9e015fd2c7d9743099eff">pn_messenger_rewrite</a> (<a class="el" href="group__messenger.html#ga0d342bb795d48591ad6b3f867766b8b1">pn_messenger_t</a> *messenger, const char *pattern, const char *address)</td></tr>
+<tr class="memdesc:gac7dc5d9b82f9e015fd2c7d9743099eff"><td class="mdescLeft">&#160;</td><td class="mdescRight">Rewrite message addresses prior to transmission.  <a href="#gac7dc5d9b82f9e015fd2c7d9743099eff">More...</a><br/></td></tr>
+<tr class="separator:gac7dc5d9b82f9e015fd2c7d9743099eff"><td class="memSeparator" colspan="2">&#160;</td></tr>
+<tr class="memitem:ga8521b0999200c076bf12568ac10fe925"><td class="memItemLeft" align="right" valign="top">pn_selectable_t *&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__messenger.html#ga8521b0999200c076bf12568ac10fe925">pn_messenger_selectable</a> (<a class="el" href="group__messenger.html#ga0d342bb795d48591ad6b3f867766b8b1">pn_messenger_t</a> *messenger)</td></tr>
+<tr class="memdesc:ga8521b0999200c076bf12568ac10fe925"><td class="mdescLeft">&#160;</td><td class="mdescRight">Extract selectables from a passive messenger.  <a href="#ga8521b0999200c076bf12568ac10fe925">More...</a><br/></td></tr>
+<tr class="separator:ga8521b0999200c076bf12568ac10fe925"><td class="memSeparator" colspan="2">&#160;</td></tr>
+<tr class="memitem:ga223e7c16f3e84f4e573864c3881b3b4b"><td class="memItemLeft" align="right" valign="top"><a class="el" href="group__amqp__types.html#gad337c365b498106064ec28e00e5fb6dd">pn_timestamp_t</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__messenger.html#ga223e7c16f3e84f4e573864c3881b3b4b">pn_messenger_deadline</a> (<a class="el" href="group__messenger.html#ga0d342bb795d48591ad6b3f867766b8b1">pn_messenger_t</a> *messenger)</td></tr>
+<tr class="memdesc:ga223e7c16f3e84f4e573864c3881b3b4b"><td class="mdescLeft">&#160;</td><td class="mdescRight">Get the nearest deadline for selectables associated with a messenger.  <a href="#ga223e7c16f3e84f4e573864c3881b3b4b">More...</a><br/></td></tr>
+<tr class="separator:ga223e7c16f3e84f4e573864c3881b3b4b"><td class="memSeparator" colspan="2">&#160;</td></tr>
+<tr class="memitem:gacf39b77df62750343e2f4e90dbcacc75"><td class="memItemLeft" align="right" valign="top">int&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__messenger.html#gacf39b77df62750343e2f4e90dbcacc75">pn_messenger_set_flags</a> (<a class="el" href="group__messenger.html#ga0d342bb795d48591ad6b3f867766b8b1">pn_messenger_t</a> *messenger, const int flags)</td></tr>
+<tr class="memdesc:gacf39b77df62750343e2f4e90dbcacc75"><td class="mdescLeft">&#160;</td><td class="mdescRight">Sets control flags to enable additional function for the Messenger.  <a href="#gacf39b77df62750343e2f4e90dbcacc75">More...</a><br/></td></tr>
+<tr class="separator:gacf39b77df62750343e2f4e90dbcacc75"><td class="memSeparator" colspan="2">&#160;</td></tr>
+<tr class="memitem:ga9f4e2fbfb7eb7bfd9acd7ad758d24085"><td class="memItemLeft" align="right" valign="top">int&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__messenger.html#ga9f4e2fbfb7eb7bfd9acd7ad758d24085">pn_messenger_get_flags</a> (<a class="el" href="group__messenger.html#ga0d342bb795d48591ad6b3f867766b8b1">pn_messenger_t</a> *messenger)</td></tr>
+<tr class="memdesc:ga9f4e2fbfb7eb7bfd9acd7ad758d24085"><td class="mdescLeft">&#160;</td><td class="mdescRight">Gets the flags for a Messenger.  <a href="#ga9f4e2fbfb7eb7bfd9acd7ad758d24085">More...</a><br/></td></tr>
+<tr class="separator:ga9f4e2fbfb7eb7bfd9acd7ad758d24085"><td class="memSeparator" colspan="2">&#160;</td></tr>
+<tr class="memitem:ga7b0872d6712c53e307bf2babfd91bf6e"><td class="memItemLeft" align="right" valign="top">int&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__messenger.html#ga7b0872d6712c53e307bf2babfd91bf6e">pn_messenger_set_snd_settle_mode</a> (<a class="el" href="group__messenger.html#ga0d342bb795d48591ad6b3f867766b8b1">pn_messenger_t</a> *messenger, const <a class="el" href="group__link.html#ga3fb58bd0b88d37407ebb615c2630e608">pn_snd_settle_mode_t</a> mode)</td></tr>
+<tr class="memdesc:ga7b0872d6712c53e307bf2babfd91bf6e"><td class="mdescLeft">&#160;</td><td class="mdescRight">Set the local sender settle mode for the underlying link.  <a href="#ga7b0872d6712c53e307bf2babfd91bf6e">More...</a><br/></td></tr>
+<tr class="separator:ga7b0872d6712c53e307bf2babfd91bf6e"><td class="memSeparator" colspan="2">&#160;</td></tr>
+<tr class="memitem:gae9f2d3ab15602b27f1b87a4f6349a9f1"><td class="memItemLeft" align="right" valign="top">int&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__messenger.html#gae9f2d3ab15602b27f1b87a4f6349a9f1">pn_messenger_set_rcv_settle_mode</a> (<a class="el" href="group__messenger.html#ga0d342bb795d48591ad6b3f867766b8b1">pn_messenger_t</a> *messenger, const <a class="el" href="group__link.html#gad1c2388cdae687be26222a5d66fd2d58">pn_rcv_settle_mode_t</a> mode)</td></tr>
+<tr class="memdesc:gae9f2d3ab15602b27f1b87a4f6349a9f1"><td class="mdescLeft">&#160;</td><td class="mdescRight">Set the local receiver settle mode for the underlying link.  <a href="#gae9f2d3ab15602b27f1b87a4f6349a9f1">More...</a><br/></td></tr>
+<tr class="separator:gae9f2d3ab15602b27f1b87a4f6349a9f1"><td class="memSeparator" colspan="2">&#160;</td></tr>
+<tr class="memitem:ga6c2cfb88f59980bb13821a6f25cf30f6"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__messenger.html#ga6c2cfb88f59980bb13821a6f25cf30f6">pn_messenger_set_tracer</a> (<a class="el" href="group__messenger.html#ga0d342bb795d48591ad6b3f867766b8b1">pn_messenger_t</a> *messenger, <a class="el" href="group__transport.html#ga3481dace48ff59d216127a63720038cd">pn_tracer_t</a> tracer)</td></tr>
+<tr class="memdesc:ga6c2cfb88f59980bb13821a6f25cf30f6"><td class="mdescLeft">&#160;</td><td class="mdescRight">Set the tracer associated with a messenger.  <a href="#ga6c2cfb88f59980bb13821a6f25cf30f6">More...</a><br/></td></tr>
+<tr class="separator:ga6c2cfb88f59980bb13821a6f25cf30f6"><td class="memSeparator" colspan="2">&#160;</td></tr>
+<tr class="memitem:ga9be25d57cda5a6e1c5658b0f362c41c7"><td class="memItemLeft" align="right" valign="top"><a class="el" href="group__api__types.html#ga9a701bc6dc9af9f42c3f4679172a723c">pn_millis_t</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__messenger.html#ga9be25d57cda5a6e1c5658b0f362c41c7">pn_messenger_get_remote_idle_timeout</a> (<a class="el" href="group__messenger.html#ga0d342bb795d48591ad6b3f867766b8b1">pn_messenger_t</a> *messenger, const char *address)</td></tr>
+<tr class="memdesc:ga9be25d57cda5a6e1c5658b0f362c41c7"><td class="mdescLeft">&#160;</td><td class="mdescRight">Gets the remote idle timeout for the specified remote service address.  <a href="#ga9be25d57cda5a6e1c5658b0f362c41c7">More...</a><br/></td></tr>
+<tr class="separator:ga9be25d57cda5a6e1c5658b0f362c41c7"><td class="memSeparator" colspan="2">&#160;</td></tr>
+<tr class="memitem:ga59ebaf21eaafaa4b1c359e4284564ff6"><td class="memItemLeft" align="right" valign="top">int&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__messenger.html#ga59ebaf21eaafaa4b1c359e4284564ff6">pn_messenger_set_ssl_peer_authentication_mode</a> (<a class="el" href="group__messenger.html#ga0d342bb795d48591ad6b3f867766b8b1">pn_messenger_t</a> *messenger, const <a class="el" href="group__ssl.html#gae5e33024ed6af3432d4c76d1484d7ecb">pn_ssl_verify_mode_t</a> mode)</td></tr>
+<tr class="memdesc:ga59ebaf21eaafaa4b1c359e4284564ff6"><td class="mdescLeft">&#160;</td><td class="mdescRight">Sets the SSL peer authentiacation mode required when a trust certificate is used.  <a href="#ga59ebaf21eaafaa4b1c359e4284564ff6">More...</a><br/></td></tr>
+<tr class="separator:ga59ebaf21eaafaa4b1c359e4284564ff6"><td class="memSeparator" colspan="2">&#160;</td></tr>
+</table>
+<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
+<p><b>Deprecated</b> - The Messenger API </p>
+<dl class="deprecated"><dt><b><a class="el" href="deprecated.html#_deprecated000018">Deprecated:</a></b></dt><dd></dd></dl>
+<h2 class="groupheader">Typedef Documentation</h2>
+<a class="anchor" id="ga0d342bb795d48591ad6b3f867766b8b1"></a>
+<div class="memitem">
+<div class="memproto">
+      <table class="memname">
+        <tr>
+          <td class="memname">typedef struct <a class="el" href="group__messenger.html#ga0d342bb795d48591ad6b3f867766b8b1">pn_messenger_t</a> <a class="el" href="group__messenger.html#ga0d342bb795d48591ad6b3f867766b8b1">pn_messenger_t</a></td>
+        </tr>
+      </table>
+</div><div class="memdoc">
+
+<p>A <a class="el" href="group__messenger.html#ga0d342bb795d48591ad6b3f867766b8b1" title="A pn_messenger_t provides a high level interface for sending and receiving messages (See pn_message_t...">pn_messenger_t</a> provides a high level interface for sending and receiving messages (See <a class="el" href="group__message.html#gad9259fa9271e8844c8e05a7e8978e3b2" title="An AMQP Message object.">pn_message_t</a>). </p>
+<p>Every messenger contains a single logical queue of incoming messages and a single logical queue of outgoing messages. The messages in these queues may be destined for, or originate from, a variety of addresses.</p>
+<p>The messenger interface is single-threaded. All methods except one (<a class="el" href="group__messenger.html#ga9da14c67acc17bc5fec6f34e2749534f" title="Interrupt a messenger object that may be blocking in another thread.">pn_messenger_interrupt()</a>) are intended to be used by one thread at a time.</p>
+<h1>Address Syntax</h1>
+<p>An address has the following form::</p>
+<p>[ amqp[s]:// ] [user[:password]@] domain [/[name]]</p>
+<p>Where domain can be one of::</p>
+<p>host | host:port | ip | ip:port | name</p>
+<p>The following are valid examples of addresses:</p>
+<ul>
+<li>example.org</li>
+<li>example.org:1234</li>
+<li>amqp://example.org</li>
+<li>amqps://example.org</li>
+<li>example.org/incoming</li>
+<li>amqps://example.org/outgoing</li>
+<li>amqps://fred:<a href="#" onclick="location.href='mai'+'lto:'+'tru'+'st'+'no1'+'@e'+'xam'+'pl'+'e.o'+'rg'; return false;">trust<span style="display: none;">.nosp@m.</span>no1@<span style="display: none;">.nosp@m.</span>examp<span style="display: none;">.nosp@m.</span>le.o<span style="display: none;">.nosp@m.</span>rg</a></li>
+<li>127.0.0.1:1234</li>
+<li>amqps://127.0.0.1:1234</li>
+</ul>
+<h1>Sending &amp; Receiving Messages</h1>
+<p>The messenger API works in conjuction with the <a class="el" href="group__message.html#gad9259fa9271e8844c8e05a7e8978e3b2" title="An AMQP Message object.">pn_message_t</a> API. A <a class="el" href="group__message.html#gad9259fa9271e8844c8e05a7e8978e3b2" title="An AMQP Message object.">pn_message_t</a> is a mutable holder of message content.</p>
+<p>The <a class="el" href="group__messenger.html#gafede68af29484d50d531cc48ab0d3d4a" title="Puts a message onto the messenger&#39;s outgoing queue.">pn_messenger_put()</a> operation copies content from the supplied <a class="el" href="group__message.html#gad9259fa9271e8844c8e05a7e8978e3b2" title="An AMQP Message object.">pn_message_t</a> to the outgoing queue, and may send queued messages if it can do so without blocking. The <a class="el" href="group__messenger.html#gae31f9a99dcbedffe83588cf25b805325" title="Send messages from a messenger&#39;s outgoing queue.">pn_messenger_send()</a> operation blocks until it has sent the requested number of messages, or until a timeout interrupts the attempt.</p>
+<p>pn_messenger_t *messenger = pn_messenger(NULL); pn_message_t *message = <a class="el" href="group__message.html#gaaf98d84b9ddc1c6537dddd4c9c5b979e" title="Construct a new pn_message_t.">pn_message()</a>; char subject[1024]; for (int i = 0; i &lt; 3; i++) { pn_message_set_address(message, "amqp://host/queue"); sprintf(subject, "Hello World! %i", i); pn_message_set_subject(message, subject); pn_messenger_put(messenger, message) pn_messenger_send(messenger);</p>
+<p>Similarly, the <a class="el" href="group__messenger.html#ga16c945185e4eb5dcb9aac2be2fcab0d6" title="Retrieve messages into a messenger&#39;s incoming queue.">pn_messenger_recv()</a> method receives messages into the incoming queue, and may block as it attempts to receive up to the requested number of messages, or until the timeout is reached. It may receive fewer than the requested number. The <a class="el" href="group__messenger.html#gaa6d85929e4b4b574690927ddde00c540" title="Get the next message from the head of a messenger&#39;s incoming queue.">pn_messenger_get()</a> method pops the eldest message off the incoming queue and copies its content into the supplied <a class="el" href="group__message.html#gad9259fa9271e8844c8e05a7e8978e3b2" title="An AMQP Message object.">pn_message_t</a> object. It will not block.</p>
+<p>pn_messenger_t *messenger = pn_messenger(NULL); pn_message_t *message = <a class="el" href="group__message.html#gaaf98d84b9ddc1c6537dddd4c9c5b979e" title="Construct a new pn_message_t.">pn_message()</a> pn_messenger_recv(messenger): while (pn_messenger_incoming(messenger) &gt; 0) { pn_messenger_get(messenger, message); printf("%s", message.subject); }</p>
+<p>Output: Hello World 0 Hello World 1 Hello World 2</p>
+<p>The blocking flag allows you to turn off blocking behavior entirely, in which case <a class="el" href="group__messenger.html#gae31f9a99dcbedffe83588cf25b805325" title="Send messages from a messenger&#39;s outgoing queue.">pn_messenger_send()</a> and <a class="el" href="group__messenger.html#ga16c945185e4eb5dcb9aac2be2fcab0d6" title="Retrieve messages into a messenger&#39;s incoming queue.">pn_messenger_recv()</a> will do whatever they can without blocking, and then return. You can then look at the number of incoming and outgoing messages to see how much outstanding work still remains.</p>
+<h1>Authentication Mechanims</h1>
+<p>The messenger API authenticates using some specific mechanisms. In prior versions of Proton the only authentication mechanism available was the PLAIN mechanism which transports the user's password over the network unencrypted. The Proton versions 0.10 and newer support other more secure mechanisms which avoid sending the users's password over the network unencrypted. For backwards compatibility the 0.10 version of the messenger API will also allow the use of the unencrypted PLAIN mechanism. From the 0.11 version and onwards you will need to set the flag PN_FLAGS_ALLOW_INSECURE_MECHS to carry on using the unencrypted PLAIN mechanism.</p>
+<p>The code for this looks like:</p>
+<p>... pn_messenger_set_flags(messenger, PN_FLAGS_ALLOW_INSECURE_MECHS); ...</p>
+<p>Note that the use of the PLAIN mechanism over an SSL connection is allowed as the password is not sent unencrypted. </p>
+
+</div>
+</div>
+<a class="anchor" id="gabd73703511b9dae193765e9e57864291"></a>
+<div class="memitem">
+<div class="memproto">
+      <table class="memname">
+        <tr>
+          <td class="memname">typedef struct <a class="el" href="group__messenger.html#gabd73703511b9dae193765e9e57864291">pn_subscription_t</a> <a class="el" href="group__messenger.html#gabd73703511b9dae193765e9e57864291">pn_subscription_t</a></td>
+        </tr>
+      </table>
+</div><div class="memdoc">
+
+<p>A subscription is a request for incoming messages. </p>
+
+</div>
+</div>
+<h2 class="groupheader">Enumeration Type Documentation</h2>
+<a class="anchor" id="ga242e4ee54b9c0a416443c7da5f6e045b"></a>
+<div class="memitem">
+<div class="memproto">
+      <table class="memname">
+        <tr>
+          <td class="memname">enum <a class="el" href="group__messenger.html#ga242e4ee54b9c0a416443c7da5f6e045b">pn_status_t</a></td>
+        </tr>
+      </table>
+</div><div class="memdoc">
+
+<p>Describes all the possible states for a message associated with a given tracker. </p>
+<table class="fieldtable">
+<tr><th colspan="2">Enumerator</th></tr><tr><td class="fieldname"><em><a class="anchor" id="gga242e4ee54b9c0a416443c7da5f6e045ba0b46b1041679460baaba2ddcdb2173f2"></a>PN_STATUS_UNKNOWN</em>&nbsp;</td><td class="fielddoc">
+<p>The tracker is unknown. </p>
+</td></tr>
+<tr><td class="fieldname"><em><a class="anchor" id="gga242e4ee54b9c0a416443c7da5f6e045ba4b0354a77173cd75c69159e15c23f611"></a>PN_STATUS_PENDING</em>&nbsp;</td><td class="fielddoc">
+<p>The message is in flight. </p>
+<p>For outgoing messages, use <a class="el" href="group__messenger.html#ga15adeb707f15b86df1e5486c34a060e6" title="Check if the delivery associated with a given tracker is still waiting to be sent.">pn_messenger_buffered</a> to see if it has been sent or not. </p>
+</td></tr>
+<tr><td class="fieldname"><em><a class="anchor" id="gga242e4ee54b9c0a416443c7da5f6e045ba693fd9044a50a4f02e842d04a4bf1467"></a>PN_STATUS_ACCEPTED</em>&nbsp;</td><td class="fielddoc">
+<p>The message was accepted. </p>
+</td></tr>
+<tr><td class="fieldname"><em><a class="anchor" id="gga242e4ee54b9c0a416443c7da5f6e045baf109df703952744009b3547f3b8f32bf"></a>PN_STATUS_REJECTED</em>&nbsp;</td><td class="fielddoc">
+<p>The message was rejected. </p>
+</td></tr>
+<tr><td class="fieldname"><em><a class="anchor" id="gga242e4ee54b9c0a416443c7da5f6e045ba67079750477effb7935df83381c47852"></a>PN_STATUS_RELEASED</em>&nbsp;</td><td class="fielddoc">
+<p>The message was released. </p>
+</td></tr>
+<tr><td class="fieldname"><em><a class="anchor" id="gga242e4ee54b9c0a416443c7da5f6e045ba77d94a6b6b745eef9307f144b57e81e8"></a>PN_STATUS_MODIFIED</em>&nbsp;</td><td class="fielddoc">
+<p>The message was modified. </p>
+</td></tr>
+<tr><td class="fieldname"><em><a class="anchor" id="gga242e4ee54b9c0a416443c7da5f6e045ba1239e8ada7eabe2aeab98f2c881cd2ee"></a>PN_STATUS_ABORTED</em>&nbsp;</td><td class="fielddoc">
+<p>The message was aborted. </p>
+</td></tr>
+<tr><td class="fieldname"><em><a class="anchor" id="gga242e4ee54b9c0a416443c7da5f6e045ba1181bc7f51502ae11ed240866cd64583"></a>PN_STATUS_SETTLED</em>&nbsp;</td><td class="fielddoc">
+<p>The remote party has settled the message. </p>
+</td></tr>
+</table>
+
+</div>
+</div>
+<h2 class="groupheader">Function Documentation</h2>
+<a class="anchor" id="gabe045d16ca8eb1e3cc87387e2ae82433"></a>
+<div class="memitem">
+<div class="memproto">
+      <table class="memname">
+        <tr>
+          <td class="memname"><a class="el" href="group__messenger.html#ga0d342bb795d48591ad6b3f867766b8b1">pn_messenger_t</a>* pn_messenger </td>
+          <td>(</td>
+          <td class="paramtype">const char *&#160;</td>
+          <td class="paramname"><em>name</em></td><td>)</td>
+          <td></td>
+        </tr>
+      </table>
+</div><div class="memdoc">
+
+<p>Construct a new <a class="el" href="group__messenger.html#ga0d342bb795d48591ad6b3f867766b8b1" title="A pn_messenger_t provides a high level interface for sending and receiving messages (See pn_message_t...">pn_messenger_t</a> with the given name. </p>
+<p>The name is global. If a NULL name is supplied, a UUID based name will be chosen.</p>
+<dl class="params"><dt>Parameters</dt><dd>
+  <table class="params">
+    <tr><td class="paramdir">[in]</td><td class="paramname">name</td><td>the name of the messenger or NULL</td></tr>
+  </table>
+  </dd>
+</dl>
+<dl class="section return"><dt>Returns</dt><dd>pointer to a new <a class="el" href="group__messenger.html#ga0d342bb795d48591ad6b3f867766b8b1" title="A pn_messenger_t provides a high level interface for sending and receiving messages (See pn_message_t...">pn_messenger_t</a> </dd></dl>
+
+</div>
+</div>
+<a class="anchor" id="ga11cd0d3423482e1ddda7a8b0cbb581c7"></a>
+<div class="memitem">
+<div class="memproto">
+      <table class="memname">
+        <tr>
+          <td class="memname">int pn_messenger_accept </td>
+          <td>(</td>
+          <td class="paramtype"><a class="el" href="group__messenger.html#ga0d342bb795d48591ad6b3f867766b8b1">pn_messenger_t</a> *&#160;</td>
+          <td class="paramname"><em>messenger</em>, </td>
+        </tr>
+        <tr>
+          <td class="paramkey"></td>
+          <td></td>
+          <td class="paramtype"><a class="el" href="group__messenger.html#gab1173cfe4bcaa0a530c8035dc75f42c7">pn_tracker_t</a>&#160;</td>
+          <td class="paramname"><em>tracker</em>, </td>
+        </tr>
+        <tr>
+          <td class="paramkey"></td>
+          <td></td>
+          <td class="paramtype">int&#160;</td>
+          <td class="paramname"><em>flags</em>&#160;</td>
+        </tr>
+        <tr>
+          <td></td>
+          <td>)</td>
+          <td></td><td></td>
+        </tr>
+      </table>
+</div><div class="memdoc">
+
+<p>Signal successful processing of message(s). </p>
+<p>With no flags this operation will signal the sender that the message referenced by the tracker was accepted. If the PN_CUMULATIVE flag is set, this operation will also reject all pending messages prior to the message indicated by the tracker.</p>
+<p>Note that when a message is accepted or rejected multiple times, either explicitly, or implicitly through use of the <a class="el" href="group__messenger.html#ga6c2e8d006ec05b913fa1e6dc510d23b9" title="Indicates that an accept or reject should operate cumulatively.">PN_CUMULATIVE</a> flag, only the first outcome applies. For example if a sequence of three messages are received: M1, M2, M3, and M2 is rejected, and M3 is cumulatively accepted, M2 will remain rejected and only M1 and M3 will be considered accepted.</p>
+<dl class="params"><dt>Parameters</dt><dd>
+  <table class="params">
+    <tr><td class="paramdir">[in]</td><td class="paramname">messenger</td><td>a messenger object </td></tr>
+    <tr><td class="paramdir">[in]</td><td class="paramname">tracker</td><td>an incoming tracker </td></tr>
+    <tr><td class="paramdir">[in]</td><td class="paramname">flags</td><td>0 or PN_CUMULATIVE </td></tr>
+  </table>
+  </dd>
+</dl>
+<dl class="section return"><dt>Returns</dt><dd>an error code or zero on success </dd></dl>
+<dl class="section see"><dt>See Also</dt><dd><a class="el" href="error_8h.html" title="A Proton API error. ">error.h</a> </dd></dl>
+
+</div>
+</div>
+<a class="anchor" id="ga15adeb707f15b86df1e5486c34a060e6"></a>
+<div class="memitem">
+<div class="memproto">
+      <table class="memname">
+        <tr>
+          <td class="memname">bool pn_messenger_buffered </td>
+          <td>(</td>
+          <td class="paramtype"><a class="el" href="group__messenger.html#ga0d342bb795d48591ad6b3f867766b8b1">pn_messenger_t</a> *&#160;</td>
+          <td class="paramname"><em>messenger</em>, </td>
+        </tr>
+        <tr>
+          <td class="paramkey"></td>
+          <td></td>
+          <td class="paramtype"><a class="el" href="group__messenger.html#gab1173cfe4bcaa0a530c8035dc75f42c7">pn_tracker_t</a>&#160;</td>
+          <td class="paramname"><em>tracker</em>&#160;</td>
+        </tr>
+        <tr>
+          <td></td>
+          <td>)</td>
+          <td></td><td></td>
+        </tr>
+      </table>
+</div><div class="memdoc">
+
+<p>Check if the delivery associated with a given tracker is still waiting to be sent. </p>
+<p>Note that returning false does not imply that the delivery was actually sent over the wire.</p>
+<dl class="params"><dt>Parameters</dt><dd>
+  <table class="params">
+    <tr><td class="paramdir">[in]</td><td class="paramname">messenger</td><td>the messenger </td></tr>
+    <tr><td class="paramdir">[in]</td><td class="paramname">tracker</td><td>the tracker identifying the delivery</td></tr>
+  </table>
+  </dd>
+</dl>
+<dl class="section return"><dt>Returns</dt><dd>true if the delivery is still buffered </dd></dl>
+
+</div>
+</div>
+<a class="anchor" id="ga223e7c16f3e84f4e573864c3881b3b4b"></a>
+<div class="memitem">
+<div class="memproto">
+      <table class="memname">
+        <tr>
+          <td class="memname"><a class="el" href="group__amqp__types.html#gad337c365b498106064ec28e00e5fb6dd">pn_timestamp_t</a> pn_messenger_deadline </td>
+          <td>(</td>
+          <td class="paramtype"><a class="el" href="group__messenger.html#ga0d342bb795d48591ad6b3f867766b8b1">pn_messenger_t</a> *&#160;</td>
+          <td class="paramname"><em>messenger</em></td><td>)</td>
+          <td></td>
+        </tr>
+      </table>
+</div><div class="memdoc">
+
+<p>Get the nearest deadline for selectables associated with a messenger. </p>
+<dl class="params"><dt>Parameters</dt><dd>
+  <table class="params">
+    <tr><td class="paramdir">[in]</td><td class="paramname">messenger</td><td>a messenger object </td></tr>
+  </table>
+  </dd>
+</dl>
+<dl class="section return"><dt>Returns</dt><dd>the nearest deadline </dd></dl>
+
+</div>
+</div>
+<a class="anchor" id="ga65f22122f08bc93de2bfe155aa12d0b0"></a>
+<div class="memitem">
+<div class="memproto">
+      <table class="memname">
+        <tr>
+          <td class="memname"><a class="el" href="group__delivery.html#gacdfce854066c0a4ff4db9f9a0478f340">pn_delivery_t</a>* pn_messenger_delivery </td>
+          <td>(</td>
+          <td class="paramtype"><a class="el" href="group__messenger.html#ga0d342bb795d48591ad6b3f867766b8b1">pn_messenger_t</a> *&#160;</td>
+          <td class="paramname"><em>messenger</em>, </td>
+        </tr>
+        <tr>
+          <td class="paramkey"></td>
+          <td></td>
+          <td class="paramtype"><a class="el" href="group__messenger.html#gab1173cfe4bcaa0a530c8035dc75f42c7">pn_tracker_t</a>&#160;</td>
+          <td class="paramname"><em>tracker</em>&#160;</td>
+        </tr>
+        <tr>
+          <td></td>
+          <td>)</td>
+          <td></td><td></td>
+        </tr>
+      </table>
+</div><div class="memdoc">
+
+<p>Get delivery information about a delivery. </p>
+<p>Returns the delivery information associated with the supplied tracker. This may return NULL if the tracker has fallen outside the incoming/outgoing tracking windows of the messenger.</p>
+<dl class="params"><dt>Parameters</dt><dd>
+  <table class="params">
+    <tr><td class="paramdir">[in]</td><td class="paramname">messenger</td><td>the messenger </td></tr>
+    <tr><td class="paramdir">[in]</td><td class="paramname">tracker</td><td>the tracker identifying the delivery </td></tr>
+  </table>
+  </dd>
+</dl>
+<dl class="section return"><dt>Returns</dt><dd>a pn_delivery_t representing the delivery. </dd></dl>
+
+</div>
+</div>
+<a class="anchor" id="gacfd10311abca28521fe7aa9cabfff61c"></a>
+<div class="memitem">
+<div class="memproto">
+      <table class="memname">
+        <tr>
+          <td class="memname">int pn_messenger_errno </td>
+          <td>(</td>
+          <td class="paramtype"><a class="el" href="group__messenger.html#ga0d342bb795d48591ad6b3f867766b8b1">pn_messenger_t</a> *&#160;</td>
+          <td class="paramname"><em>messenger</em></td><td>)</td>
+          <td></td>
+        </tr>
+      </table>
+</div><div class="memdoc">
+
+<p>Get the code for a messenger's most recent error. </p>
+<p>The error code is initialized to zero at messenger creation. The error number is "sticky" i.e. error codes are not reset to 0 at the end of successful API calls. You can use <a class="el" href="group__messenger.html#ga0301664be9c54b3a573578776ad2a5d2" title="Get a messenger&#39;s error object.">pn_messenger_error</a> to access the messenger's error object and clear explicitly if desired.</p>
+<dl class="params"><dt>Parameters</dt><dd>
+  <table class="params">
+    <tr><td class="paramdir">[in]</td><td class="paramname">messenger</td><td>the messenger to check for errors </td></tr>
+  </table>
+  </dd>
+</dl>
+<dl class="section return"><dt>Returns</dt><dd>an error code or zero if there is no error </dd></dl>
+<dl class="section see"><dt>See Also</dt><dd><a class="el" href="error_8h.html" title="A Proton API error. ">error.h</a> </dd></dl>
+
+</div>
+</div>
+<a class="anchor" id="ga0301664be9c54b3a573578776ad2a5d2"></a>
+<div class="memitem">
+<div class="memproto">
+      <table class="memname">
+        <tr>
+          <td class="memname"><a class="el" href="group__error.html#ga24a289d5b32c9bd8a775600a5af83d52">pn_error_t</a>* pn_messenger_error </td>
+          <td>(</td>
+          <td class="paramtype"><a class="el" href="group__messenger.html#ga0d342bb795d48591ad6b3f867766b8b1">pn_messenger_t</a> *&#160;</td>
+          <td class="paramname"><em>messenger</em></td><td>)</td>
+          <td></td>
+        </tr>
+      </table>
+</div><div class="memdoc">
+
+<p>Get a messenger's error object. </p>
+<p>Returns a pointer to a pn_error_t that is valid until the messenger is freed. The pn_error_* API allows you to access the text, error number, and lets you set or clear the error code explicitly.</p>
+<dl class="params"><dt>Parameters</dt><dd>
+  <table class="params">
+    <tr><td class="paramdir">[in]</td><td class="paramname">messenger</td><td>the messenger to check for errors </td></tr>
+  </table>
+  </dd>
+</dl>
+<dl class="section return"><dt>Returns</dt><dd>a pointer to the messenger's error descriptor </dd></dl>
+<dl class="section see"><dt>See Also</dt><dd><a class="el" href="error_8h.html" title="A Proton API error. ">error.h</a> </dd></dl>
+
+</div>
+</div>
+<a class="anchor" id="ga530295575eda95e3c19316d41bd1baa7"></a>
+<div class="memitem">
+<div class="memproto">
+      <table class="memname">
+        <tr>
+          <td class="memname">void pn_messenger_free </td>
+          <td>(</td>
+          <td class="paramtype"><a class="el" href="group__messenger.html#ga0d342bb795d48591ad6b3f867766b8b1">pn_messenger_t</a> *&#160;</td>
+          <td class="paramname"><em>messenger</em></td><td>)</td>
+          <td></td>
+        </tr>
+      </table>
+</div><div class="memdoc">
+
+<p>Frees a Messenger. </p>
+<dl class="params"><dt>Parameters</dt><dd>
+  <table class="params">
+    <tr><td class="paramdir">[in]</td><td class="paramname">messenger</td><td>the messenger to free (or NULL), no longer valid on return </td></tr>
+  </table>
+  </dd>
+</dl>
+
+</div>
+</div>
+<a class="anchor" id="gaa6d85929e4b4b574690927ddde00c540"></a>
+<div class="memitem">
+<div class="memproto">
+      <table class="memname">
+        <tr>
+          <td class="memname">int pn_messenger_get </td>
+          <td>(</td>
+          <td class="paramtype"><a class="el" href="group__messenger.html#ga0d342bb795d48591ad6b3f867766b8b1">pn_messenger_t</a> *&#160;</td>
+          <td class="paramname"><em>messenger</em>, </td>
+        </tr>
+        <tr>
+          <td class="paramkey"></td>
+          <td></td>
+          <td class="paramtype"><a class="el" href="group__message.html#gad9259fa9271e8844c8e05a7e8978e3b2">pn_message_t</a> *&#160;</td>
+          <td class="paramname"><em>message</em>&#160;</td>
+        </tr>
+        <tr>
+          <td></td>
+          <td>)</td>
+          <td></td><td></td>
+        </tr>
+      </table>
+</div><div class="memdoc">
+
+<p>Get the next message from the head of a messenger's incoming queue. </p>
+<p>The get operation copies the message data from the head of the messenger's incoming queue into the provided <a class="el" href="group__message.html#gad9259fa9271e8844c8e05a7e8978e3b2" title="An AMQP Message object.">pn_message_t</a> object. If provided <a class="el" href="group__message.html#gad9259fa9271e8844c8e05a7e8978e3b2" title="An AMQP Message object.">pn_message_t</a> pointer is NULL, the head essage will be discarded. This operation will return <a class="el" href="group__error.html#ga9e0f51b097f94293cdbbdeb5422a27a3" title="End of stream.">PN_EOS</a> if there are no messages left on the incoming queue.</p>
+<dl class="params"><dt>Parameters</dt><dd>
+  <table class="params">
+    <tr><td class="paramdir">[in]</td><td class="paramname">messenger</td><td>a messenger object </td></tr>
+    <tr><td class="paramdir">[out]</td><td class="paramname">message</td><td>upon return contains the message from the head of the queue </td></tr>
+  </table>
+  </dd>
+</dl>
+<dl class="section return"><dt>Returns</dt><dd>an error code or zero on success </dd></dl>
+<dl class="section see"><dt>See Also</dt><dd><a class="el" href="error_8h.html" title="A Proton API error. ">error.h</a> </dd></dl>
+
+</div>
+</div>
+<a class="anchor" id="ga1d0c003a1fb5e20b894e2deb8b43118b"></a>
+<div class="memitem">
+<div class="memproto">
+      <table class="memname">
+        <tr>
+          <td class="memname">const char* pn_messenger_get_certificate </td>
+          <td>(</td>
+          <td class="paramtype"><a class="el" href="group__messenger.html#ga0d342bb795d48591ad6b3f867766b8b1">pn_messenger_t</a> *&#160;</td>
+          <td class="paramname"><em>messenger</em></td><td>)</td>
+          <td></td>
+        </tr>
+      </table>
+</div><div class="memdoc">
+
+<p>Get the certificate path. </p>
+<p>This value may be set by pn_messenger_set_certificate. The default certificate path is null.</p>
+<dl class="params"><dt>Parameters</dt><dd>
+  <table class="params">
+    <tr><td class="paramdir">[in]</td><td class="paramname">messenger</td><td>the messenger </td></tr>
+  </table>
+  </dd>
+</dl>
+<dl class="section return"><dt>Returns</dt><dd>the certificate file path </dd></dl>
+
+</div>
+</div>
+<a class="anchor" id="ga9f4e2fbfb7eb7bfd9acd7ad758d24085"></a>
+<div class="memitem">
+<div class="memproto">
+      <table class="memname">
+        <tr>
+          <td class="memname">int pn_messenger_get_flags </td>
+          <td>(</td>
+          <td class="paramtype"><a class="el" href="group__messenger.html#ga0d342bb795d48591ad6b3f867766b8b1">pn_messenger_t</a> *&#160;</td>
+          <td class="paramname"><em>messenger</em></td><td>)</td>
+          <td></td>
+        </tr>
+      </table>
+</div><div class="memdoc">
+
+<p>Gets the flags for a Messenger. </p>
+<dl class="params"><dt>Parameters</dt><dd>
+  <table class="params">
+    <tr><td class="paramdir">[in]</td><td class="paramname">messenger</td><td>the messenger </td></tr>
+  </table>
+  </dd>
+</dl>
+<dl class="section return"><dt>Returns</dt><dd>The flags set for the messenger </dd></dl>
+
+</div>
+</div>
+<a class="anchor" id="ga45d578f39673ad59ca65d2042054abee"></a>
+<div class="memitem">
+<div class="memproto">
+      <table class="memname">
+        <tr>
+          <td class="memname">int pn_messenger_get_incoming_window </td>
+          <td>(</td>
+          <td class="paramtype"><a class="el" href="group__messenger.html#ga0d342bb795d48591ad6b3f867766b8b1">pn_messenger_t</a> *&#160;</td>
+          <td class="paramname"><em>messenger</em></td><td>)</td>
+          <td></td>
+        </tr>
+      </table>
+</div><div class="memdoc">
+
+<p>Get the size of a messenger's incoming window. </p>
+<p>The size of a messenger's incoming window limits the nu

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