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Posted to commits@qpid.apache.org by jr...@apache.org on 2017/08/30 03:13:08 UTC
[49/51] [partial] qpid-site git commit: QPID-7903: Publish a snapshot
of the Proton C docs
http://git-wip-us.apache.org/repos/asf/qpid-site/blob/36c59045/content/releases/qpid-proton-master/proton/c/api/broker_8c-example.html
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diff --git a/content/releases/qpid-proton-master/proton/c/api/broker_8c-example.html b/content/releases/qpid-proton-master/proton/c/api/broker_8c-example.html
index f93d582..5880d4c 100755
--- a/content/releases/qpid-proton-master/proton/c/api/broker_8c-example.html
+++ b/content/releases/qpid-proton-master/proton/c/api/broker_8c-example.html
@@ -3,7 +3,8 @@
<head>
<meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/>
<meta http-equiv="X-UA-Compatible" content="IE=9"/>
-<meta name="generator" content="Doxygen 1.8.11"/>
+<meta name="generator" content="Doxygen 1.8.13"/>
+<meta name="viewport" content="width=device-width, initial-scale=1"/>
<title>Qpid Proton C API: broker.c</title>
<link href="tabs.css" rel="stylesheet" type="text/css"/>
<script type="text/javascript" src="jquery.js"></script>
@@ -14,7 +15,6 @@
<script type="text/javascript" src="navtree.js"></script>
<script type="text/javascript">
$(document).ready(initResizable);
- $(window).load(resizeHeight);
</script>
<link href="search/search.css" rel="stylesheet" type="text/css"/>
<script type="text/javascript" src="search/searchdata.js"></script>
@@ -55,7 +55,7 @@
</table>
</div>
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-<!-- Generated by Doxygen 1.8.11 -->
+<!-- Generated by Doxygen 1.8.13 -->
<script type="text/javascript">
var searchBox = new SearchBox("searchBox", "search",false,'Search');
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@@ -93,15 +93,15 @@ $(document).ready(function(){initNavTree('broker_8c-example.html','');});
<div class="title">broker.c</div> </div>
</div><!--header-->
<div class="contents">
-<p>A simple multithreaded broker that works with the send and receive examples.<b>Requires C++11</b></p>
-<div class="fragment"><div class="line"><span class="comment">/*</span></div><div class="line"><span class="comment"> * Licensed to the Apache Software Foundation (ASF) under one</span></div><div class="line"><span class="comment"> * or more contributor license agreements. See the NOTICE file</span></div><div class="line"><span class="comment"> * distributed with this work for additional information</span></div><div class="line"><span class="comment"> * regarding copyright ownership. The ASF licenses this file</span></div><div class="line"><span class="comment"> * to you under the Apache License, Version 2.0 (the</span></div><div class="line"><span class="comment"> * "License"); you may not use this file except in compliance</span></div><div class="line"><span class="comment"> * with the License. You may obtain a copy of the License at</span></div><div class="line"><span class="comment"> *</span></div><div class="line"><span class="comment"> * http://www.apache.org/li
censes/LICENSE-2.0</span></div><div class="line"><span class="comment"> *</span></div><div class="line"><span class="comment"> * Unless required by applicable law or agreed to in writing,</span></div><div class="line"><span class="comment"> * software distributed under the License is distributed on an</span></div><div class="line"><span class="comment"> * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY</span></div><div class="line"><span class="comment"> * KIND, either express or implied. See the License for the</span></div><div class="line"><span class="comment"> * specific language governing permissions and limitations</span></div><div class="line"><span class="comment"> * under the License.</span></div><div class="line"><span class="comment"> */</span></div><div class="line"></div><div class="line"><span class="preprocessor">#include <<a class="code" href="connection__driver_8h.html">proton/connection_driver.h</a>></span></div><div class="line"><span class
="preprocessor">#include <<a class="code" href="proactor_8h.html">proton/proactor.h</a>></span></div><div class="line"><span class="preprocessor">#include <proton/engine.h></span></div><div class="line"><span class="preprocessor">#include <<a class="code" href="sasl_8h.html">proton/sasl.h</a>></span></div><div class="line"><span class="preprocessor">#include <<a class="code" href="transport_8h.html">proton/transport.h</a>></span></div><div class="line"><span class="preprocessor">#include <<a class="code" href="url_8h.html">proton/url.h</a>></span></div><div class="line"></div><div class="line"><span class="preprocessor">#include <stdio.h></span></div><div class="line"><span class="preprocessor">#include <stdlib.h></span></div><div class="line"><span class="preprocessor">#include <string.h></span></div><div class="line"><span class="preprocessor">#include <unistd.h></span></div><div class="line"></div><div class="line"><span class
="comment">/* TODO aconway 2016-10-14: this example does not require libuv IO,</span></div><div class="line"><span class="comment"> it uses uv.h only for portable mutex and thread functions.</span></div><div class="line"><span class="comment">*/</span></div><div class="line"><span class="preprocessor">#include <uv.h></span></div><div class="line"></div><div class="line"><span class="keywordtype">bool</span> enable_debug = <span class="keyword">false</span>;</div><div class="line"></div><div class="line"><span class="keywordtype">void</span> debug(<span class="keyword">const</span> <span class="keywordtype">char</span>* fmt, ...) {</div><div class="line"> <span class="keywordflow">if</span> (enable_debug) {</div><div class="line"> va_list(ap);</div><div class="line"> va_start(ap, fmt);</div><div class="line"> vfprintf(stderr, fmt, ap);</div><div class="line"> fputc(<span class="charliteral">'\n'</span>, stderr);</div><div class="line"> fflush(stderr);<
/div><div class="line"> }</div><div class="line">}</div><div class="line"></div><div class="line"><span class="keywordtype">void</span> check(<span class="keywordtype">int</span> err, <span class="keyword">const</span> <span class="keywordtype">char</span>* s) {</div><div class="line"> <span class="keywordflow">if</span> (err != 0) {</div><div class="line"> perror(s);</div><div class="line"> exit(1);</div><div class="line"> }</div><div class="line">}</div><div class="line"></div><div class="line"><span class="keywordtype">void</span> pcheck(<span class="keywordtype">int</span> err, <span class="keyword">const</span> <span class="keywordtype">char</span>* s) {</div><div class="line"> <span class="keywordflow">if</span> (err != 0) {</div><div class="line"> fprintf(stderr, <span class="stringliteral">"%s: %s"</span>, s, <a name="a0"></a><a class="code" href="group__error.html#gac6b84f09fac8e82bd41a62212d4d8f64">pn_code</a>(err));</div><div class="line"> exit(1
);</div><div class="line"> }</div><div class="line">}</div><div class="line"></div><div class="line"><span class="comment">/* Simple re-sizable vector that acts as a queue */</span></div><div class="line"><span class="preprocessor">#define VEC(T) struct { T* data; size_t len, cap; }</span></div><div class="line"></div><div class="line"><span class="preprocessor">#define VEC_INIT(V) \</span></div><div class="line"><span class="preprocessor"> do { \</span></div><div class="line"><span class="preprocessor"> V.len = 0; \</span></div><div class="line"><span class="preprocessor"> V.cap = 16; \</span></div><div class="line"><span class="preprocessor"> void **vp = (void**)&V.data; \</span></div><div class="line"><span class="preprocessor"> *vp = malloc(V.cap * sizeof(*V.data)); \</span></div><div class="line"><span class=
"preprocessor"> } while(0)</span></div><div class="line"></div><div class="line"><span class="preprocessor">#define VEC_FINAL(V) free(V.data)</span></div><div class="line"></div><div class="line"><span class="preprocessor">#define VEC_PUSH(V, X) \</span></div><div class="line"><span class="preprocessor"> do { \</span></div><div class="line"><span class="preprocessor"> if (V.len == V.cap) { \</span></div><div class="line"><span class="preprocessor"> V.cap *= 2; \</span></div><div class="line"><span class="preprocessor"> void **vp = (void**)&V.data; \</span></div><div class="line"><span class="preprocessor"> *vp = realloc(V.data, V.cap * sizeof(*V.data)); \</span></div><div class="line"><span class="preprocessor"> } \</span></div><div clas
s="line"><span class="preprocessor"> V.data[V.len++] = X; \</span></div><div class="line"><span class="preprocessor"> } while(0) \</span></div><div class="line"><span class="preprocessor"></span></div><div class="line"><span class="preprocessor">#define VEC_POP(V) \</span></div><div class="line"><span class="preprocessor"> do { \</span></div><div class="line"><span class="preprocessor"> if (V.len > 0) \</span></div><div class="line"><span class="preprocessor"> memmove(V.data, V.data+1, (--V.len)*sizeof(*V.data)); \</span></div><div class="line"><span class="preprocessor"> } while(0)</span></div><div class="line"></div><div class="line"><span class="comment">/* Simple thread-safe queue implementation */</span></div><div class="line"><span class="
keyword">typedef</span> <span class="keyword">struct </span>queue_t {</div><div class="line"> uv_mutex_t lock;</div><div class="line"> <span class="keywordtype">char</span>* name;</div><div class="line"> VEC(<a name="_a1"></a><a class="code" href="group__api__types.html#structpn__rwbytes__t">pn_rwbytes_t</a>) messages; <span class="comment">/* Messages on the queue_t */</span></div><div class="line"> VEC(<a class="code" href="group__connection.html#ga886351d81ff3a977a284a206526c5aff">pn_connection_t</a>*) waiting; <span class="comment">/* Connections waiting to send messages from this queue */</span></div><div class="line"> <span class="keyword">struct </span>queue_t *next; <span class="comment">/* Next queue in chain */</span></div><div class="line"> <span class="keywordtype">size_t</span> sent; <span class="comment">/* Count of messages sent, used as delivery tag */</span></div><div class="line">} queue_t;</div><div class="line"></div><div cl
ass="line"><span class="keyword">static</span> <span class="keywordtype">void</span> queue_init(queue_t *q, <span class="keyword">const</span> <span class="keywordtype">char</span>* name, queue_t *next) {</div><div class="line"> debug(<span class="stringliteral">"created queue %s"</span>, name);</div><div class="line"> uv_mutex_init(&q->lock);</div><div class="line"> q->name = strdup(name);</div><div class="line"> VEC_INIT(q->messages);</div><div class="line"> VEC_INIT(q->waiting);</div><div class="line"> q->next = next;</div><div class="line"> q->sent = 0;</div><div class="line">}</div><div class="line"></div><div class="line"><span class="keyword">static</span> <span class="keywordtype">void</span> queue_destroy(queue_t *q) {</div><div class="line"> uv_mutex_destroy(&q->lock);</div><div class="line"> free(q->name);</div><div class="line"> <span class="keywordflow">for</span> (<span class="keywordtype">size_t</span> i = 0; i <
q->messages.len; ++i)</div><div class="line"> free(q->messages.data[i].start);</div><div class="line"> VEC_FINAL(q->messages);</div><div class="line"> <span class="keywordflow">for</span> (<span class="keywordtype">size_t</span> i = 0; i < q->waiting.len; ++i)</div><div class="line"> pn_decref(q->waiting.data[i]);</div><div class="line"> VEC_FINAL(q->waiting);</div><div class="line">}</div><div class="line"></div><div class="line"><span class="comment">/* Send a message on s, or record s as eating if no messages.</span></div><div class="line"><span class="comment"> Called in s dispatch loop, assumes s has credit.</span></div><div class="line"><span class="comment">*/</span></div><div class="line"><span class="keyword">static</span> <span class="keywordtype">void</span> queue_send(queue_t *q, <a class="code" href="group__link.html#ga89dad3aa7934329a7ff467c636687bc0">pn_link_t</a> *s) {</div><div class="line"> <a class="code" href="group__api__types.ht
ml#structpn__rwbytes__t">pn_rwbytes_t</a> m = { 0 };</div><div class="line"> <span class="keywordtype">size_t</span> tag = 0;</div><div class="line"> uv_mutex_lock(&q->lock);</div><div class="line"> <span class="keywordflow">if</span> (q->messages.len == 0) { <span class="comment">/* Empty, record connection as waiting */</span></div><div class="line"> debug(<span class="stringliteral">"queue is empty %s"</span>, q->name);</div><div class="line"> <span class="comment">/* Record connection for wake-up if not already on the list. */</span></div><div class="line"> <a class="code" href="group__connection.html#ga886351d81ff3a977a284a206526c5aff">pn_connection_t</a> *c = <a name="a2"></a><a class="code" href="group__session.html#gaa45a8aa758334528a86cb7914ebe8545">pn_session_connection</a>(<a name="a3"></a><a class="code" href="group__link.html#gac63e43305fb1a5e3b14399a9ddc8f24d">pn_link_session</a>(s));</div><div class="line"> <span class="keywordtyp
e">size_t</span> i = 0;</div><div class="line"> <span class="keywordflow">for</span> (; i < q->waiting.len && q->waiting.data[i] != c; ++i)</div><div class="line"> ;</div><div class="line"> <span class="keywordflow">if</span> (i == q->waiting.len) {</div><div class="line"> VEC_PUSH(q->waiting, c);</div><div class="line"> }</div><div class="line"> } <span class="keywordflow">else</span> {</div><div class="line"> debug(<span class="stringliteral">"sending from queue %s"</span>, q->name);</div><div class="line"> m = q->messages.data[0];</div><div class="line"> VEC_POP(q->messages);</div><div class="line"> tag = ++q->sent;</div><div class="line"> }</div><div class="line"> uv_mutex_unlock(&q->lock);</div><div class="line"> <span class="keywordflow">if</span> (m.<a name="a4"></a>start) {</div><div class="line"> <a class="code" href="group__delivery.html#gacdfce854066c0a4ff4db9f9a0478f340">pn_delivery
_t</a> *d = <a name="a5"></a><a class="code" href="group__delivery.html#ga6a7ef2e317b4ed292cafbb358f0ba6ad">pn_delivery</a>(s, <a name="a6"></a><a class="code" href="group__delivery.html#gaea4522ac1fef9228fb6c743d2a36fd27">pn_dtag</a>((<span class="keywordtype">char</span>*)&tag, <span class="keyword">sizeof</span>(tag)));</div><div class="line"> <a name="a7"></a><a class="code" href="group__link.html#gaa825fac21730f3f9fff37d156e5f88e9">pn_link_send</a>(s, m.start, m.<a name="a8"></a>size);</div><div class="line"> <a name="a9"></a><a class="code" href="group__link.html#ga93824a3859c37463e44458cd2f63d31f">pn_link_advance</a>(s);</div><div class="line"> <a name="a10"></a><a class="code" href="group__delivery.html#ga98c275fd7158e8b9d7d48d70503d68df">pn_delivery_settle</a>(d); <span class="comment">/* Pre-settled: unreliable, there will bea no ack/ */</span></div><div class="line"> free(m.start);</div><div class="line"> }</div><div class="line">}</div><div class="line"
></div><div class="line"><span class="comment">/* Data associated with each broker connection */</span></div><div class="line"><span class="keyword">typedef</span> <span class="keyword">struct </span>broker_data_t {</div><div class="line"> <span class="keywordtype">bool</span> check_queues; <span class="comment">/* Check senders on the connection for available data in queues. */</span></div><div class="line">} broker_data_t;</div><div class="line"></div><div class="line"><span class="comment">/* Use the context pointer as a boolean flag to indicate we need to check queues */</span></div><div class="line"><span class="keywordtype">void</span> pn_connection_set_check_queues(<a class="code" href="group__connection.html#ga886351d81ff3a977a284a206526c5aff">pn_connection_t</a> *c, <span class="keywordtype">bool</span> check) {</div><div class="line"> <a name="a11"></a><a class="code" href="group__connection.html#gad3203b366cb1ff5becd1778a8dd6b1a6">pn_connection_set_context</a>(
c, (<span class="keywordtype">void</span>*)check);</div><div class="line">}</div><div class="line"></div><div class="line"><span class="keywordtype">bool</span> pn_connection_get_check_queues(<a class="code" href="group__connection.html#ga886351d81ff3a977a284a206526c5aff">pn_connection_t</a> *c) {</div><div class="line"> <span class="keywordflow">return</span> (<span class="keywordtype">bool</span>)<a name="a12"></a><a class="code" href="group__connection.html#ga50613e6c09186dc3f1a2f36238c61f07">pn_connection_get_context</a>(c);</div><div class="line">}</div><div class="line"></div><div class="line"><span class="comment">/* Put a message on the queue, called in receiver dispatch loop.</span></div><div class="line"><span class="comment"> If the queue was previously empty, notify waiting senders.</span></div><div class="line"><span class="comment">*/</span></div><div class="line"><span class="keyword">static</span> <span class="keywordtype">void</span> queue_receive(<a class="code"
href="group__proactor.html#gabba42c7929dfceb9d296535bad0c93dc">pn_proactor_t</a> *d, queue_t *q, <a class="code" href="group__api__types.html#structpn__rwbytes__t">pn_rwbytes_t</a> m) {</div><div class="line"> debug(<span class="stringliteral">"received to queue %s"</span>, q->name);</div><div class="line"> uv_mutex_lock(&q->lock);</div><div class="line"> VEC_PUSH(q->messages, m);</div><div class="line"> <span class="keywordflow">if</span> (q->messages.len == 1) { <span class="comment">/* Was empty, notify waiting connections */</span></div><div class="line"> <span class="keywordflow">for</span> (<span class="keywordtype">size_t</span> i = 0; i < q->waiting.len; ++i) {</div><div class="line"> <a class="code" href="group__connection.html#ga886351d81ff3a977a284a206526c5aff">pn_connection_t</a> *c = q->waiting.data[i];</div><div class="line"> pn_connection_set_check_queues(c, <span class="keyword">true</span>);</div><div class="line"
> <a name="a13"></a><a class="code" href="group__proactor.html#ga2e5c9fddae8d7aa07fc93438c5ae2d86">pn_connection_wake</a>(c); <span class="comment">/* Wake the connection */</span></div><div class="line"> }</div><div class="line"> q->waiting.len = 0;</div><div class="line"> }</div><div class="line"> uv_mutex_unlock(&q->lock);</div><div class="line">}</div><div class="line"></div><div class="line"><span class="comment">/* Thread safe set of queues */</span></div><div class="line"><span class="keyword">typedef</span> <span class="keyword">struct </span>queues_t {</div><div class="line"> uv_mutex_t lock;</div><div class="line"> queue_t *queues;</div><div class="line"> <span class="keywordtype">size_t</span> sent;</div><div class="line">} queues_t;</div><div class="line"></div><div class="line"><span class="keywordtype">void</span> queues_init(queues_t *qs) {</div><div class="line"> uv_mutex_init(&qs->lock);</div><div class="line"> qs->queues = NULL
;</div><div class="line">}</div><div class="line"></div><div class="line"><span class="keywordtype">void</span> queues_destroy(queues_t *qs) {</div><div class="line"> <span class="keywordflow">for</span> (queue_t *q = qs->queues; q; q = q->next) {</div><div class="line"> queue_destroy(q);</div><div class="line"> free(q);</div><div class="line"> }</div><div class="line"> uv_mutex_destroy(&qs->lock);</div><div class="line">}</div><div class="line"></div><div class="line">queue_t* queues_get(queues_t *qs, <span class="keyword">const</span> <span class="keywordtype">char</span>* name) {</div><div class="line"> uv_mutex_lock(&qs->lock);</div><div class="line"> queue_t *q;</div><div class="line"> <span class="keywordflow">for</span> (q = qs->queues; q && strcmp(q->name, name) != 0; q = q->next)</div><div class="line"> ;</div><div class="line"> <span class="keywordflow">if</span> (!q) {</div><div class="line"> q = (queue_t*)malloc(<sp
an class="keyword">sizeof</span>(queue_t));</div><div class="line"> queue_init(q, name, qs->queues);</div><div class="line"> qs->queues = q;</div><div class="line"> }</div><div class="line"> uv_mutex_unlock(&qs->lock);</div><div class="line"> <span class="keywordflow">return</span> q;</div><div class="line">}</div><div class="line"></div><div class="line"><span class="comment">/* The broker implementation */</span></div><div class="line"><span class="keyword">typedef</span> <span class="keyword">struct </span>broker_t {</div><div class="line"> <a class="code" href="group__proactor.html#gabba42c7929dfceb9d296535bad0c93dc">pn_proactor_t</a> *proactor;</div><div class="line"> queues_t queues;</div><div class="line"> <span class="keyword">const</span> <span class="keywordtype">char</span> *container_id; <span class="comment">/* AMQP container-id */</span></div><div class="line"> <span class="keywordtype">size_t</span> threads;</div><div class="line"> <a cl
ass="code" href="group__api__types.html#ga9a701bc6dc9af9f42c3f4679172a723c">pn_millis_t</a> heartbeat;</div><div class="line"> <span class="keywordtype">bool</span> finished;</div><div class="line">} broker_t;</div><div class="line"></div><div class="line"><span class="keywordtype">void</span> broker_init(broker_t *b, <span class="keyword">const</span> <span class="keywordtype">char</span> *container_id, <span class="keywordtype">size_t</span> threads, <a class="code" href="group__api__types.html#ga9a701bc6dc9af9f42c3f4679172a723c">pn_millis_t</a> heartbeat) {</div><div class="line"> memset(b, 0, <span class="keyword">sizeof</span>(*b));</div><div class="line"> b->proactor = <a name="a14"></a><a class="code" href="group__proactor.html#ga9d77772be7805709c87eeb01b06d67e2">pn_proactor</a>();</div><div class="line"> queues_init(&b->queues);</div><div class="line"> b->container_id = container_id;</div><div class="line"> b->threads = threads;</div><div class="line">
b->heartbeat = 0;</div><div class="line">}</div><div class="line"></div><div class="line"><span class="keywordtype">void</span> broker_stop(broker_t *b) {</div><div class="line"> <span class="comment">/* In this broker an interrupt stops a thread, stopping all threads stops the broker */</span></div><div class="line"> <span class="keywordflow">for</span> (<span class="keywordtype">size_t</span> i = 0; i < b->threads; ++i)</div><div class="line"> <a name="a15"></a><a class="code" href="group__proactor.html#gaff37a5b9d3d822ad9a961dae5155ebdb">pn_proactor_interrupt</a>(b->proactor);</div><div class="line">}</div><div class="line"></div><div class="line"><span class="comment">/* Try to send if link is sender and has credit */</span></div><div class="line"><span class="keyword">static</span> <span class="keywordtype">void</span> link_send(broker_t *b, <a class="code" href="group__link.html#ga89dad3aa7934329a7ff467c636687bc0">pn_link_t</a> *s) {</div><div class="line">
<span class="keywordflow">if</span> (<a name="a16"></a><a class="code" href="group__link.html#ga7c48ef214568267839aea04ed337926b">pn_link_is_sender</a>(s) && <a name="a17"></a><a class="code" href="group__link.html#ga55428637f3b8c446efd5fea3f26c932d">pn_link_credit</a>(s) > 0) {</div><div class="line"> <span class="keyword">const</span> <span class="keywordtype">char</span> *qname = <a name="a18"></a><a class="code" href="group__terminus.html#ga3507b6cfe260a2bfaae9321235db7c9a">pn_terminus_get_address</a>(<a name="a19"></a><a class="code" href="group__link.html#ga2c8985a9d44a813ab1739a91ae3708a3">pn_link_source</a>(s));</div><div class="line"> queue_t *q = queues_get(&b->queues, qname);</div><div class="line"> queue_send(q, s);</div><div class="line"> }</div><div class="line">}</div><div class="line"></div><div class="line"><span class="keyword">static</span> <span class="keywordtype">void</span> queue_unsub(queue_t *q, <a class="code" href="group__connec
tion.html#ga886351d81ff3a977a284a206526c5aff">pn_connection_t</a> *c) {</div><div class="line"> uv_mutex_lock(&q->lock);</div><div class="line"> <span class="keywordflow">for</span> (<span class="keywordtype">size_t</span> i = 0; i < q->waiting.len; ++i) {</div><div class="line"> <span class="keywordflow">if</span> (q->waiting.data[i] == c){</div><div class="line"> q->waiting.data[i] = q->waiting.data[0]; <span class="comment">/* save old [0] */</span></div><div class="line"> VEC_POP(q->waiting);</div><div class="line"> <span class="keywordflow">break</span>;</div><div class="line"> }</div><div class="line"> }</div><div class="line"> uv_mutex_unlock(&q->lock);</div><div class="line">}</div><div class="line"></div><div class="line"><span class="comment">/* Unsubscribe from the queue of interest to this link. */</span></div><div class="line"><span class="keyword">static</span> <span class="keywordtype">void</span> link_unsub(bro
ker_t *b, <a class="code" href="group__link.html#ga89dad3aa7934329a7ff467c636687bc0">pn_link_t</a> *s) {</div><div class="line"> <span class="keywordflow">if</span> (<a class="code" href="group__link.html#ga7c48ef214568267839aea04ed337926b">pn_link_is_sender</a>(s)) {</div><div class="line"> <span class="keyword">const</span> <span class="keywordtype">char</span> *qname = <a class="code" href="group__terminus.html#ga3507b6cfe260a2bfaae9321235db7c9a">pn_terminus_get_address</a>(<a class="code" href="group__link.html#ga2c8985a9d44a813ab1739a91ae3708a3">pn_link_source</a>(s));</div><div class="line"> <span class="keywordflow">if</span> (qname) {</div><div class="line"> queue_t *q = queues_get(&b->queues, qname);</div><div class="line"> queue_unsub(q, <a class="code" href="group__session.html#gaa45a8aa758334528a86cb7914ebe8545">pn_session_connection</a>(<a class="code" href="group__link.html#gac63e43305fb1a5e3b14399a9ddc8f24d">pn_link_session</a>(s)));</div><div
class="line"> }</div><div class="line"> }</div><div class="line">}</div><div class="line"></div><div class="line"><span class="comment">/* Called in connection's event loop when a connection is woken for messages.*/</span></div><div class="line"><span class="keyword">static</span> <span class="keywordtype">void</span> connection_unsub(broker_t *b, <a class="code" href="group__connection.html#ga886351d81ff3a977a284a206526c5aff">pn_connection_t</a> *c) {</div><div class="line"> <span class="keywordflow">for</span> (<a class="code" href="group__link.html#ga89dad3aa7934329a7ff467c636687bc0">pn_link_t</a> *l = <a name="a20"></a><a class="code" href="group__link.html#ga7c9434c40eb653f007ff5721e2ebf73e">pn_link_head</a>(c, 0); l != NULL; l = <a name="a21"></a><a class="code" href="group__link.html#ga9b2a9cfa00dfdae4e01bf75483433925">pn_link_next</a>(l, 0))</div><div class="line"> link_unsub(b, l);</div><div class="line">}</div><div class="line"></div><div class="line"><span cla
ss="keyword">static</span> <span class="keywordtype">void</span> session_unsub(broker_t *b, <a class="code" href="group__session.html#ga38ccb93b8f5c2892adafce5d5f0fbcd9">pn_session_t</a> *ssn) {</div><div class="line"> <a class="code" href="group__connection.html#ga886351d81ff3a977a284a206526c5aff">pn_connection_t</a> *c = <a class="code" href="group__session.html#gaa45a8aa758334528a86cb7914ebe8545">pn_session_connection</a>(ssn);</div><div class="line"> <span class="keywordflow">for</span> (<a class="code" href="group__link.html#ga89dad3aa7934329a7ff467c636687bc0">pn_link_t</a> *l = <a class="code" href="group__link.html#ga7c9434c40eb653f007ff5721e2ebf73e">pn_link_head</a>(c, 0); l != NULL; l = <a class="code" href="group__link.html#ga9b2a9cfa00dfdae4e01bf75483433925">pn_link_next</a>(l, 0)) {</div><div class="line"> <span class="keywordflow">if</span> (<a class="code" href="group__link.html#gac63e43305fb1a5e3b14399a9ddc8f24d">pn_link_session</a>(l) == ssn)</div><div class="li
ne"> link_unsub(b, l);</div><div class="line"> }</div><div class="line">}</div><div class="line"></div><div class="line"><span class="keyword">static</span> <span class="keywordtype">void</span> check_condition(<a class="code" href="group__event.html#ga87f3028b4888632bbd56fb71ac737ae8">pn_event_t</a> *e, <a class="code" href="group__condition.html#ga11eb7db7d2c205169fe3d47c996a95a5">pn_condition_t</a> *cond) {</div><div class="line"> <span class="keywordflow">if</span> (<a name="a22"></a><a class="code" href="group__condition.html#ga112611a7a4087e050c476a430db2cfb9">pn_condition_is_set</a>(cond)) {</div><div class="line"> <span class="keyword">const</span> <span class="keywordtype">char</span> *ename = e ? <a name="a23"></a><a class="code" href="group__event.html#ga3a85c046c11ce692c23b9566b022d54b">pn_event_type_name</a>(<a name="a24"></a><a class="code" href="group__event.html#gacaea54ca51885933b4987c131a3d1b0d">pn_event_type</a>(e)) : <span class="stringliteral">"UN
KNOWN"</span>;</div><div class="line"> fprintf(stderr, <span class="stringliteral">"%s: %s: %s\n"</span>, ename,</div><div class="line"> <a name="a25"></a><a class="code" href="group__condition.html#ga05b0d374d90f11d9ebbf818662569689">pn_condition_get_name</a>(cond), <a name="a26"></a><a class="code" href="group__condition.html#gaabebb65bfcf47b6f7d83ab6fb0153bb8">pn_condition_get_description</a>(cond));</div><div class="line"> }</div><div class="line">}</div><div class="line"></div><div class="line"><span class="keyword">const</span> <span class="keywordtype">int</span> WINDOW=10; <span class="comment">/* Incoming credit window */</span></div><div class="line"></div><div class="line"><span class="keyword">static</span> <span class="keywordtype">void</span> handle(broker_t* b, <a class="code" href="group__event.html#ga87f3028b4888632bbd56fb71ac737ae8">pn_event_t</a>* e) {</div><div class="line"> <a class="code" href="group__connection.html#ga
886351d81ff3a977a284a206526c5aff">pn_connection_t</a> *c = <a name="a27"></a><a class="code" href="group__event.html#ga4f2c6a0fdf86a43e7e9874fcd2ccaf52">pn_event_connection</a>(e);</div><div class="line"></div><div class="line"> <span class="keywordflow">switch</span> (<a class="code" href="group__event.html#gacaea54ca51885933b4987c131a3d1b0d">pn_event_type</a>(e)) {</div><div class="line"></div><div class="line"> <span class="keywordflow">case</span> <a name="a28"></a><a class="code" href="group__event.html#gga4876e2eed24a4d4e4c52b99842103cdaa0602b15957883e7d00ccdff4abca992c">PN_LISTENER_ACCEPT</a>:</div><div class="line"> <a name="a29"></a><a class="code" href="group__proactor.html#ga76bcf4efdfa82fff28318e1afad083dc">pn_listener_accept</a>(<a name="a30"></a><a class="code" href="group__proactor.html#gad9ea34f659b8bd2d0089fb43fa468300">pn_event_listener</a>(e), <a name="a31"></a><a class="code" href="group__connection.html#gaa9e59c468ec0568b1528f5f83c4b301d">pn_connection</a>
());</div><div class="line"> <span class="keywordflow">break</span>;</div><div class="line"></div><div class="line"> <span class="keywordflow">case</span> <a name="a32"></a><a class="code" href="group__event.html#gga4876e2eed24a4d4e4c52b99842103cdaa182e571a0310028514bce66a41063a6e">PN_CONNECTION_INIT</a>: </div><div class="line"> <a name="a33"></a><a class="code" href="group__connection.html#gac4a34e0b1fc5665b26ae47a80a422a1a">pn_connection_set_container</a>(c, b->container_id);</div><div class="line"> <span class="keywordflow">break</span>;</div><div class="line"></div><div class="line"> <span class="keywordflow">case</span> <a name="a34"></a><a class="code" href="group__event.html#gga4876e2eed24a4d4e4c52b99842103cdaaf61aa79ca82b3a8f5017dc735843fae5">PN_CONNECTION_BOUND</a>: {</div><div class="line"> <span class="comment">/* Turn off security */</span></div><div class="line"> <a class="code" href="group__transport.html#gac26eda05f649bbf0399f3d8d78d12fa8">p
n_transport_t</a> *t = <a name="a35"></a><a class="code" href="group__connection.html#gad8bd46661ca997b9b2c2c38cb6983c59">pn_connection_transport</a>(c);</div><div class="line"> <a name="a36"></a><a class="code" href="group__transport.html#ga285b4cced59c665ae178adf26128d3fc">pn_transport_require_auth</a>(t, <span class="keyword">false</span>);</div><div class="line"> <a name="a37"></a><a class="code" href="group__sasl.html#ga73299a6a22e141e7911a739590032625">pn_sasl_allowed_mechs</a>(<a name="a38"></a><a class="code" href="group__sasl.html#ga7968e80e2fe9360fc14cf865dd1ac21c">pn_sasl</a>(t), <span class="stringliteral">"ANONYMOUS"</span>);</div><div class="line"> <a name="a39"></a><a class="code" href="group__transport.html#gafb1c98602d17524eb40e48bf610362d7">pn_transport_set_idle_timeout</a>(t, 2 * b->heartbeat);</div><div class="line"> }</div><div class="line"> <span class="keywordflow">case</span> <a name="a40"></a><a class="code" href="group__event.ht
ml#gga4876e2eed24a4d4e4c52b99842103cdaad48bce685db553740fa71cc36473b5cc">PN_CONNECTION_REMOTE_OPEN</a>: {</div><div class="line"> <a name="a41"></a><a class="code" href="group__connection.html#ga4c0a2d40bb95202477ccc5aaa7456670">pn_connection_open</a>(<a class="code" href="group__event.html#ga4f2c6a0fdf86a43e7e9874fcd2ccaf52">pn_event_connection</a>(e)); <span class="comment">/* Complete the open */</span></div><div class="line"> <span class="keywordflow">break</span>;</div><div class="line"> }</div><div class="line"> <span class="keywordflow">case</span> <a name="a42"></a><a class="code" href="group__event.html#gga4876e2eed24a4d4e4c52b99842103cdaa28a2bfee806bbc1fe31499c8eec39db0">PN_CONNECTION_WAKE</a>: {</div><div class="line"> <span class="keywordflow">if</span> (pn_connection_get_check_queues(c)) {</div><div class="line"> pn_connection_set_check_queues(c, <span class="keyword">false</span>);</div><div class="line"> <span class="keywordtype">int</span>
flags = <a name="a43"></a><a class="code" href="group__connection.html#ga0c3bf54f0991944a2f6eea36b561fa2b">PN_LOCAL_ACTIVE</a>&<a name="a44"></a><a class="code" href="group__connection.html#gad96220f2886c21a4f2eebc9487f53a87">PN_REMOTE_ACTIVE</a>;</div><div class="line"> <span class="keywordflow">for</span> (<a class="code" href="group__link.html#ga89dad3aa7934329a7ff467c636687bc0">pn_link_t</a> *l = <a class="code" href="group__link.html#ga7c9434c40eb653f007ff5721e2ebf73e">pn_link_head</a>(c, flags); l != NULL; l = <a class="code" href="group__link.html#ga9b2a9cfa00dfdae4e01bf75483433925">pn_link_next</a>(l, flags))</div><div class="line"> link_send(b, l);</div><div class="line"> }</div><div class="line"> <span class="keywordflow">break</span>;</div><div class="line"> }</div><div class="line"> <span class="keywordflow">case</span> <a name="a45"></a><a class="code" href="group__event.html#gga4876e2eed24a4d4e4c52b99842103cdaaf67df046bea45df34aea863d9541
e806">PN_SESSION_REMOTE_OPEN</a>: {</div><div class="line"> <a name="a46"></a><a class="code" href="group__session.html#ga2b345eada2c15249caaefaa894d1aae3">pn_session_open</a>(<a name="a47"></a><a class="code" href="group__event.html#gaf4af0bfbe0e0a8e432f0e803df14ecb5">pn_event_session</a>(e));</div><div class="line"> <span class="keywordflow">break</span>;</div><div class="line"> }</div><div class="line"> <span class="keywordflow">case</span> <a name="a48"></a><a class="code" href="group__event.html#gga4876e2eed24a4d4e4c52b99842103cdaa45edb44a6cc7908b5032944e08925307">PN_LINK_REMOTE_OPEN</a>: {</div><div class="line"> <a class="code" href="group__link.html#ga89dad3aa7934329a7ff467c636687bc0">pn_link_t</a> *l = <a name="a49"></a><a class="code" href="group__event.html#ga75f230ef55f03a1f943df79279f8d111">pn_event_link</a>(e);</div><div class="line"> <span class="keywordflow">if</span> (<a class="code" href="group__link.html#ga7c48ef214568267839aea04ed337926b">pn_l
ink_is_sender</a>(l)) {</div><div class="line"> <span class="keyword">const</span> <span class="keywordtype">char</span> *source = <a class="code" href="group__terminus.html#ga3507b6cfe260a2bfaae9321235db7c9a">pn_terminus_get_address</a>(<a name="a50"></a><a class="code" href="group__link.html#gadf6b8ff6223465f21a481e9287f60671">pn_link_remote_source</a>(l));</div><div class="line"> <a name="a51"></a><a class="code" href="group__terminus.html#ga0603db45f03fcef0ef18f4f89ebf3de1">pn_terminus_set_address</a>(<a class="code" href="group__link.html#ga2c8985a9d44a813ab1739a91ae3708a3">pn_link_source</a>(l), source);</div><div class="line"> } <span class="keywordflow">else</span> {</div><div class="line"> <span class="keyword">const</span> <span class="keywordtype">char</span>* target = <a class="code" href="group__terminus.html#ga3507b6cfe260a2bfaae9321235db7c9a">pn_terminus_get_address</a>(<a name="a52"></a><a class="code" href="group__link.html#gabf61668a66ae189dbb
4820da6ee30d90">pn_link_remote_target</a>(l));</div><div class="line"> <a class="code" href="group__terminus.html#ga0603db45f03fcef0ef18f4f89ebf3de1">pn_terminus_set_address</a>(<a name="a53"></a><a class="code" href="group__link.html#ga997c85388b9fb30151ea3b40b946e958">pn_link_target</a>(l), target);</div><div class="line"> <a name="a54"></a><a class="code" href="group__link.html#gafec44cf1c79ec03f3ac009e1879e71a9">pn_link_flow</a>(l, WINDOW);</div><div class="line"> }</div><div class="line"> <a name="a55"></a><a class="code" href="group__link.html#gaabaca3f5d03970a122240eebc588add6">pn_link_open</a>(l);</div><div class="line"> <span class="keywordflow">break</span>;</div><div class="line"> }</div><div class="line"> <span class="keywordflow">case</span> <a name="a56"></a><a class="code" href="group__event.html#gga4876e2eed24a4d4e4c52b99842103cdaa4eaecc54c07cdc9b0df7b1d536a7dc3f">PN_LINK_FLOW</a>: {</div><div class="line"> link_send(b, <a class="code"
href="group__event.html#ga75f230ef55f03a1f943df79279f8d111">pn_event_link</a>(e));</div><div class="line"> <span class="keywordflow">break</span>;</div><div class="line"> }</div><div class="line"> <span class="keywordflow">case</span> <a name="a57"></a><a class="code" href="group__event.html#gga4876e2eed24a4d4e4c52b99842103cdaa70bbfc163d85732b5652dc70fb3330fe">PN_DELIVERY</a>: {</div><div class="line"> <a class="code" href="group__delivery.html#gacdfce854066c0a4ff4db9f9a0478f340">pn_delivery_t</a> *d = <a name="a58"></a><a class="code" href="group__event.html#ga10fa6f53bdabe0851ebb2d8a0bf6a52c">pn_event_delivery</a>(e);</div><div class="line"> <a class="code" href="group__link.html#ga89dad3aa7934329a7ff467c636687bc0">pn_link_t</a> *r = <a name="a59"></a><a class="code" href="group__delivery.html#gad3dd82fe9a649d70d4f3430c34699638">pn_delivery_link</a>(d);</div><div class="line"> <span class="keywordflow">if</span> (<a name="a60"></a><a class="code" href="group__
link.html#gae7045dd02f2c9450ff8737e005628d81">pn_link_is_receiver</a>(r) &&</div><div class="line"> <a name="a61"></a><a class="code" href="group__delivery.html#ga13364206124b653b90f5ee3ddae9ff35">pn_delivery_readable</a>(d) && !<a name="a62"></a><a class="code" href="group__delivery.html#ga23c7b3c678228ccb21378e7c8ec9a72d">pn_delivery_partial</a>(d))</div><div class="line"> {</div><div class="line"> <span class="keywordtype">size_t</span> size = <a name="a63"></a><a class="code" href="group__delivery.html#ga17523835dbc8d1906bd71df69d09cc40">pn_delivery_pending</a>(d);</div><div class="line"> <span class="comment">/* The broker does not decode the message, just forwards it. */</span></div><div class="line"> <a class="code" href="group__api__types.html#structpn__rwbytes__t">pn_rwbytes_t</a> m = { size, (<span class="keywordtype">char</span>*)malloc(size) };</div><div class="line"> <a name="a64"></a><a class="code" href="group__link.
html#ga06c97ce7396973dca0d311567f25f95a">pn_link_recv</a>(r, m.start, m.size);</div><div class="line"> <span class="keyword">const</span> <span class="keywordtype">char</span> *qname = <a class="code" href="group__terminus.html#ga3507b6cfe260a2bfaae9321235db7c9a">pn_terminus_get_address</a>(<a class="code" href="group__link.html#ga997c85388b9fb30151ea3b40b946e958">pn_link_target</a>(r));</div><div class="line"> queue_receive(b->proactor, queues_get(&b->queues, qname), m);</div><div class="line"> <a name="a65"></a><a class="code" href="group__delivery.html#ga570c54003c2ba18b84405737925e5176">pn_delivery_update</a>(d, <a name="a66"></a><a class="code" href="group__delivery.html#gac64952b813a707586c6b3898e09552e4">PN_ACCEPTED</a>);</div><div class="line"> <a class="code" href="group__delivery.html#ga98c275fd7158e8b9d7d48d70503d68df">pn_delivery_settle</a>(d);</div><div class="line"> <a class="code" href="group__link.html#gafec44cf1c79ec03f3ac009e
1879e71a9">pn_link_flow</a>(r, WINDOW - <a class="code" href="group__link.html#ga55428637f3b8c446efd5fea3f26c932d">pn_link_credit</a>(r));</div><div class="line"> }</div><div class="line"> <span class="keywordflow">break</span>;</div><div class="line"> }</div><div class="line"></div><div class="line"> <span class="keywordflow">case</span> <a name="a67"></a><a class="code" href="group__event.html#gga4876e2eed24a4d4e4c52b99842103cdaa1ca722ce3c0b2c13a33636cded8430ba">PN_TRANSPORT_CLOSED</a>:</div><div class="line"> connection_unsub(b, <a class="code" href="group__event.html#ga4f2c6a0fdf86a43e7e9874fcd2ccaf52">pn_event_connection</a>(e));</div><div class="line"> check_condition(e, <a name="a68"></a><a class="code" href="group__transport.html#gac458d9fdb684f9501e89b96fc51f5c34">pn_transport_condition</a>(<a name="a69"></a><a class="code" href="group__event.html#ga14525ae84870388141898bbf57f2b151">pn_event_transport</a>(e)));</div><div class="line"> <span class="keywo
rdflow">break</span>;</div><div class="line"></div><div class="line"> <span class="keywordflow">case</span> <a name="a70"></a><a class="code" href="group__event.html#gga4876e2eed24a4d4e4c52b99842103cdaa1252529cf9f03d214c9b4fea5cf11b2f">PN_CONNECTION_REMOTE_CLOSE</a>:</div><div class="line"> check_condition(e, <a name="a71"></a><a class="code" href="group__connection.html#ga72a362389b99d8e891bf2e4fb4290754">pn_connection_remote_condition</a>(<a class="code" href="group__event.html#ga4f2c6a0fdf86a43e7e9874fcd2ccaf52">pn_event_connection</a>(e)));</div><div class="line"> connection_unsub(b, <a class="code" href="group__event.html#ga4f2c6a0fdf86a43e7e9874fcd2ccaf52">pn_event_connection</a>(e));</div><div class="line"> <a name="a72"></a><a class="code" href="group__connection.html#gac25afdf810ad188b2cb3bf31a7482ca0">pn_connection_close</a>(<a class="code" href="group__event.html#ga4f2c6a0fdf86a43e7e9874fcd2ccaf52">pn_event_connection</a>(e));</div><div class="line"> <span c
lass="keywordflow">break</span>;</div><div class="line"></div><div class="line"> <span class="keywordflow">case</span> <a name="a73"></a><a class="code" href="group__event.html#gga4876e2eed24a4d4e4c52b99842103cdaa3410075b825c59b8f4efdcddf5a5b135">PN_SESSION_REMOTE_CLOSE</a>:</div><div class="line"> check_condition(e, <a name="a74"></a><a class="code" href="group__session.html#gae21b3fda1567bad1f8a8fe162ffaeece">pn_session_remote_condition</a>(<a class="code" href="group__event.html#gaf4af0bfbe0e0a8e432f0e803df14ecb5">pn_event_session</a>(e)));</div><div class="line"> session_unsub(b, <a class="code" href="group__event.html#gaf4af0bfbe0e0a8e432f0e803df14ecb5">pn_event_session</a>(e));</div><div class="line"> <a name="a75"></a><a class="code" href="group__session.html#ga12e5c4e71b0df4087d16ccc8b63b42b5">pn_session_close</a>(<a class="code" href="group__event.html#gaf4af0bfbe0e0a8e432f0e803df14ecb5">pn_event_session</a>(e));</div><div class="line"> <a name="a76"></a><a cl
ass="code" href="group__session.html#ga0f95b5177494a68991d75444c2f6f812">pn_session_free</a>(<a class="code" href="group__event.html#gaf4af0bfbe0e0a8e432f0e803df14ecb5">pn_event_session</a>(e));</div><div class="line"> <span class="keywordflow">break</span>;</div><div class="line"></div><div class="line"> <span class="keywordflow">case</span> <a name="a77"></a><a class="code" href="group__event.html#gga4876e2eed24a4d4e4c52b99842103cdaa1153f0108be071c31210dd1cd3e40a1f">PN_LINK_REMOTE_CLOSE</a>:</div><div class="line"> check_condition(e, <a name="a78"></a><a class="code" href="group__link.html#ga97dc5133125c9b7e4afbb1b76e6efe7b">pn_link_remote_condition</a>(<a class="code" href="group__event.html#ga75f230ef55f03a1f943df79279f8d111">pn_event_link</a>(e)));</div><div class="line"> link_unsub(b, <a class="code" href="group__event.html#ga75f230ef55f03a1f943df79279f8d111">pn_event_link</a>(e));</div><div class="line"> <a name="a79"></a><a class="code" href="group__link.html#g
a4851693eb6a16fd9ab61e2df6f00770d">pn_link_close</a>(<a class="code" href="group__event.html#ga75f230ef55f03a1f943df79279f8d111">pn_event_link</a>(e));</div><div class="line"> <a name="a80"></a><a class="code" href="group__link.html#gadd3b8899fe023d3506fb88d228d6b1b7">pn_link_free</a>(<a class="code" href="group__event.html#ga75f230ef55f03a1f943df79279f8d111">pn_event_link</a>(e));</div><div class="line"> <span class="keywordflow">break</span>;</div><div class="line"></div><div class="line"> <span class="keywordflow">case</span> <a name="a81"></a><a class="code" href="group__event.html#gga4876e2eed24a4d4e4c52b99842103cdaad5920df168cd28daaf253cad789d8aca">PN_LISTENER_CLOSE</a>:</div><div class="line"> check_condition(e, <a name="a82"></a><a class="code" href="group__proactor.html#ga6dba0fded7ca1718397151c62e65535b">pn_listener_condition</a>(<a class="code" href="group__proactor.html#gad9ea34f659b8bd2d0089fb43fa468300">pn_event_listener</a>(e)));</div><div class="line">
<span class="keywordflow">break</span>;</div><div class="line"></div><div class="line"> <span class="keywordflow">case</span> <a name="a83"></a><a class="code" href="group__event.html#gga4876e2eed24a4d4e4c52b99842103cdaa894e93f167ef39e28a07c9cdf6b1181b">PN_PROACTOR_INACTIVE</a>: <span class="comment">/* listener and all connections closed */</span></div><div class="line"> broker_stop(b);</div><div class="line"> <span class="keywordflow">break</span>;</div><div class="line"></div><div class="line"> <span class="keywordflow">case</span> <a name="a84"></a><a class="code" href="group__event.html#gga4876e2eed24a4d4e4c52b99842103cdaaee05826a80e94b5b86c4544e4715f499">PN_PROACTOR_INTERRUPT</a>:</div><div class="line"> b->finished = <span class="keyword">true</span>;</div><div class="line"> <span class="keywordflow">break</span>;</div><div class="line"></div><div class="line"> <span class="keywordflow">default</span>:</div><div class="line"> <span class="keywordflow">
break</span>;</div><div class="line"> }</div><div class="line">}</div><div class="line"></div><div class="line"><span class="keyword">static</span> <span class="keywordtype">void</span> broker_thread(<span class="keywordtype">void</span> *void_broker) {</div><div class="line"> broker_t *b = (broker_t*)void_broker;</div><div class="line"> <span class="keywordflow">do</span> {</div><div class="line"> <a class="code" href="group__event.html#ga6bc581dfeaa8e8d46d07d37229d565c9">pn_event_batch_t</a> *events = <a name="a85"></a><a class="code" href="group__proactor.html#ga56f5830965c20d3dbfc63e795eb243c4">pn_proactor_wait</a>(b->proactor);</div><div class="line"> <a class="code" href="group__event.html#ga87f3028b4888632bbd56fb71ac737ae8">pn_event_t</a> *e;</div><div class="line"> <span class="keywordflow">while</span> ((e = <a name="a86"></a><a class="code" href="group__event.html#gac3fbf151357d3101ac294cb675348c76">pn_event_batch_next</a>(events))) {</div><div class="line">
handle(b, e);</div><div class="line"> }</div><div class="line"> <a name="a87"></a><a class="code" href="group__proactor.html#gab45680de5c02690a1f1ad1a3c70e9d65">pn_proactor_done</a>(b->proactor, events);</div><div class="line"> } <span class="keywordflow">while</span>(!b->finished);</div><div class="line">}</div><div class="line"></div><div class="line"><span class="keyword">static</span> <span class="keywordtype">void</span> usage(<span class="keyword">const</span> <span class="keywordtype">char</span> *arg0) {</div><div class="line"> fprintf(stderr, <span class="stringliteral">"Usage: %s [-d] [-a url] [-t thread-count]\n"</span>, arg0);</div><div class="line"> exit(1);</div><div class="line">}</div><div class="line"></div><div class="line"><span class="keywordtype">int</span> main(<span class="keywordtype">int</span> argc, <span class="keywordtype">char</span> **argv) {</div><div class="line"> <span class="comment">/* Command line options */</span><
/div><div class="line"> <span class="keywordtype">char</span> *urlstr = NULL;</div><div class="line"> <span class="keywordtype">char</span> container_id[256];</div><div class="line"> <span class="comment">/* Default container-id is program:pid */</span></div><div class="line"> snprintf(container_id, <span class="keyword">sizeof</span>(container_id), <span class="stringliteral">"%s:%d"</span>, argv[0], getpid());</div><div class="line"> <span class="keywordtype">size_t</span> nthreads = 4;</div><div class="line"> <a class="code" href="group__api__types.html#ga9a701bc6dc9af9f42c3f4679172a723c">pn_millis_t</a> heartbeat = 0;</div><div class="line"> <span class="keywordtype">int</span> opt;</div><div class="line"> <span class="keywordflow">while</span> ((opt = getopt(argc, argv, <span class="stringliteral">"a:t:dh:c:"</span>)) != -1) {</div><div class="line"> <span class="keywordflow">switch</span> (opt) {</div><div class="line"> <span class="keywordfl
ow">case</span> <span class="charliteral">'a'</span>: urlstr = optarg; <span class="keywordflow">break</span>;</div><div class="line"> <span class="keywordflow">case</span> <span class="charliteral">'t'</span>: nthreads = atoi(optarg); <span class="keywordflow">break</span>;</div><div class="line"> <span class="keywordflow">case</span> <span class="charliteral">'d'</span>: enable_debug = <span class="keyword">true</span>; <span class="keywordflow">break</span>;</div><div class="line"> <span class="keywordflow">case</span> <span class="charliteral">'h'</span>: heartbeat = atoi(optarg); <span class="keywordflow">break</span>;</div><div class="line"> <span class="keywordflow">case</span> <span class="charliteral">'c'</span>: strncpy(container_id, optarg, <span class="keyword">sizeof</span>(container_id)); <span class="keywordflow">break</span>;</div><div class="line"> <span class="keywordflow">default</span>: usage(argv[0]); <
span class="keywordflow">break</span>;</div><div class="line"> }</div><div class="line"> }</div><div class="line"> <span class="keywordflow">if</span> (optind < argc)</div><div class="line"> usage(argv[0]);</div><div class="line"></div><div class="line"> broker_t b;</div><div class="line"> broker_init(&b, container_id, nthreads, heartbeat);</div><div class="line"></div><div class="line"> <span class="comment">/* Parse the URL or use default values */</span></div><div class="line"> <a class="code" href="group__url.html#gafbe4340c29b1abd7394767456ad3b8ea">pn_url_t</a> *url = urlstr ? <a name="a88"></a><a class="code" href="group__url.html#gaaa9f2f29b90525fbf73739cae8b84776">pn_url_parse</a>(urlstr) : NULL;</div><div class="line"> <span class="comment">/* Listen on IPv6 wildcard. On systems that do not set IPV6ONLY by default,</span></div><div class="line"><span class="comment"> this will also listen for mapped IPv4 on the same port.</span></div><div class="line
"><span class="comment"> */</span></div><div class="line"> <span class="keyword">const</span> <span class="keywordtype">char</span> *host = url ? pn_url_get_host(url) : <span class="stringliteral">"::"</span>;</div><div class="line"> <span class="keyword">const</span> <span class="keywordtype">char</span> *port = url ? pn_url_get_port(url) : <span class="stringliteral">"amqp"</span>;</div><div class="line"> <a name="a89"></a><a class="code" href="group__proactor.html#ga68300a70c58a825564d5b4ee5d147696">pn_proactor_listen</a>(b.proactor, <a name="a90"></a><a class="code" href="group__proactor.html#gaaaf34821f3d29274ec41e7ce71022540">pn_listener</a>(), host, port, 16);</div><div class="line"> printf(<span class="stringliteral">"listening on '%s:%s' %zd threads\n"</span>, host, port, b.threads);</div><div class="line"></div><div class="line"> <span class="keywordflow">if</span> (url) <a name="a91"></a><a class="code" href="group__url.html#gab
65d8b2c49f5e3f720cea8a3c1a1e6d1">pn_url_free</a>(url);</div><div class="line"> <span class="keywordflow">if</span> (b.threads <= 0) {</div><div class="line"> fprintf(stderr, <span class="stringliteral">"invalid value -t %zu, threads must be > 0\n"</span>, b.threads);</div><div class="line"> exit(1);</div><div class="line"> }</div><div class="line"> <span class="comment">/* Start n-1 threads and use main thread */</span></div><div class="line"> uv_thread_t* threads = (uv_thread_t*)calloc(<span class="keyword">sizeof</span>(uv_thread_t), b.threads);</div><div class="line"> <span class="keywordflow">for</span> (<span class="keywordtype">size_t</span> i = 0; i < b.threads-1; ++i) {</div><div class="line"> check(uv_thread_create(&threads[i], broker_thread, &b), <span class="stringliteral">"pthread_create"</span>);</div><div class="line"> }</div><div class="line"> broker_thread(&b); <span class="comment">/* Use the main t
hread too. */</span></div><div class="line"> <span class="keywordflow">for</span> (<span class="keywordtype">size_t</span> i = 0; i < b.threads-1; ++i) {</div><div class="line"> check(uv_thread_join(&threads[i]), <span class="stringliteral">"pthread_join"</span>);</div><div class="line"> }</div><div class="line"> <a name="a92"></a><a class="code" href="group__proactor.html#ga10fa443c109cee057a3c30e69f93fcef">pn_proactor_free</a>(b.proactor);</div><div class="line"> free(threads);</div><div class="line"> <span class="keywordflow">return</span> 0;</div><div class="line">}</div></div><!-- fragment --> </div><!-- contents -->
+<p>A simple multithreaded broker that works with the <a class="el" href="send_8c-example.html">send.c</a> and <a class="el" href="receive_8c-example.html">receive.c</a> examples.</p>
+<div class="fragment"><div class="line"><span class="comment">/*</span></div><div class="line"><span class="comment"> * Licensed to the Apache Software Foundation (ASF) under one</span></div><div class="line"><span class="comment"> * or more contributor license agreements. See the NOTICE file</span></div><div class="line"><span class="comment"> * distributed with this work for additional information</span></div><div class="line"><span class="comment"> * regarding copyright ownership. The ASF licenses this file</span></div><div class="line"><span class="comment"> * to you under the Apache License, Version 2.0 (the</span></div><div class="line"><span class="comment"> * "License"); you may not use this file except in compliance</span></div><div class="line"><span class="comment"> * with the License. You may obtain a copy of the License at</span></div><div class="line"><span class="comment"> *</span></div><div class="line"><span class="comment"> * http://www.apache.org/li
censes/LICENSE-2.0</span></div><div class="line"><span class="comment"> *</span></div><div class="line"><span class="comment"> * Unless required by applicable law or agreed to in writing,</span></div><div class="line"><span class="comment"> * software distributed under the License is distributed on an</span></div><div class="line"><span class="comment"> * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY</span></div><div class="line"><span class="comment"> * KIND, either express or implied. See the License for the</span></div><div class="line"><span class="comment"> * specific language governing permissions and limitations</span></div><div class="line"><span class="comment"> * under the License.</span></div><div class="line"><span class="comment"> */</span></div><div class="line"></div><div class="line"><span class="preprocessor">#include "thread.h"</span></div><div class="line"></div><div class="line"><span class="preprocessor">#include <proton/engine.h
></span></div><div class="line"><span class="preprocessor">#include <<a class="code" href="listener_8h.html">proton/listener.h</a>></span></div><div class="line"><span class="preprocessor">#include <<a class="code" href="proactor_8h.html">proton/proactor.h</a>></span></div><div class="line"><span class="preprocessor">#include <<a class="code" href="sasl_8h.html">proton/sasl.h</a>></span></div><div class="line"><span class="preprocessor">#include <<a class="code" href="transport_8h.html">proton/transport.h</a>></span></div><div class="line"></div><div class="line"><span class="preprocessor">#include <stdio.h></span></div><div class="line"><span class="preprocessor">#include <stdlib.h></span></div><div class="line"><span class="preprocessor">#include <string.h></span></div><div class="line"></div><div class="line"><span class="comment">/* Simple re-sizable vector that acts as a queue */</span></div><div class="line"><span class="preprocesso
r">#define VEC(T) struct { T* data; size_t len, cap; }</span></div><div class="line"></div><div class="line"><span class="preprocessor">#define VEC_INIT(V) \</span></div><div class="line"><span class="preprocessor"> do { \</span></div><div class="line"><span class="preprocessor"> V.len = 0; \</span></div><div class="line"><span class="preprocessor"> V.cap = 16; \</span></div><div class="line"><span class="preprocessor"> void **vp = (void**)&V.data; \</span></div><div class="line"><span class="preprocessor"> *vp = malloc(V.cap * sizeof(*V.data)); \</span></div><div class="line"><span class="preprocessor"> } while(0)</span></div><div class="line"></div><div class="line"><span class="preprocessor">#define VEC_FINAL(V) free(V.data)</span></div><div class="line"></div><div class="line"><span class="preprocessor">#defin
e VEC_PUSH(V, X) \</span></div><div class="line"><span class="preprocessor"> do { \</span></div><div class="line"><span class="preprocessor"> if (V.len == V.cap) { \</span></div><div class="line"><span class="preprocessor"> V.cap *= 2; \</span></div><div class="line"><span class="preprocessor"> void **vp = (void**)&V.data; \</span></div><div class="line"><span class="preprocessor"> *vp = realloc(V.data, V.cap * sizeof(*V.data)); \</span></div><div class="line"><span class="preprocessor"> } \</span></div><div class="line"><span class="preprocessor"> V.data[V.len++] = X; \</span></div><div class="line"><span class="preprocessor"> } while(0) \</span></div><div clas
s="line"><span class="preprocessor"></span></div><div class="line"><span class="preprocessor">#define VEC_POP(V) \</span></div><div class="line"><span class="preprocessor"> do { \</span></div><div class="line"><span class="preprocessor"> if (V.len > 0) \</span></div><div class="line"><span class="preprocessor"> memmove(V.data, V.data+1, (--V.len)*sizeof(*V.data)); \</span></div><div class="line"><span class="preprocessor"> } while(0)</span></div><div class="line"></div><div class="line"><span class="comment">/* Simple thread-safe queue implementation */</span></div><div class="line"><span class="keyword">typedef</span> <span class="keyword">struct </span>queue_t {</div><div class="line"> pthread_mutex_t lock;</div><div class="line"> <span class="keywordtype">char</span> name[256];</div><div class="line"> VEC(<a name="_
a0"></a><a class="code" href="group__api__types.html#structpn__rwbytes__t">pn_rwbytes_t</a>) messages; <span class="comment">/* Messages on the queue_t */</span></div><div class="line"> VEC(<a class="code" href="group__connection.html#ga886351d81ff3a977a284a206526c5aff">pn_connection_t</a>*) waiting; <span class="comment">/* Connections waiting to send messages from this queue */</span></div><div class="line"> <span class="keyword">struct </span>queue_t *next; <span class="comment">/* Next queue in chain */</span></div><div class="line"> <span class="keywordtype">size_t</span> sent; <span class="comment">/* Count of messages sent, used as delivery tag */</span></div><div class="line">} queue_t;</div><div class="line"></div><div class="line"><span class="keyword">static</span> <span class="keywordtype">void</span> queue_init(queue_t *q, <span class="keyword">const</span> <span class="keywordtype">char</span>* name, queue_t *next) {</div><div class=
"line"> pthread_mutex_init(&q->lock, NULL);</div><div class="line"> strncpy(q->name, name, <span class="keyword">sizeof</span>(q->name));</div><div class="line"> VEC_INIT(q->messages);</div><div class="line"> VEC_INIT(q->waiting);</div><div class="line"> q->next = next;</div><div class="line"> q->sent = 0;</div><div class="line">}</div><div class="line"></div><div class="line"><span class="keyword">static</span> <span class="keywordtype">void</span> queue_destroy(queue_t *q) {</div><div class="line"> pthread_mutex_destroy(&q->lock);</div><div class="line"> free(q->name);</div><div class="line"> <span class="keywordflow">for</span> (<span class="keywordtype">size_t</span> i = 0; i < q->messages.len; ++i)</div><div class="line"> free(q->messages.data[i].start);</div><div class="line"> VEC_FINAL(q->messages);</div><div class="line"> <span class="keywordflow">for</span> (<span class="keywordtype">size_t</span> i = 0; i < q-
>waiting.len; ++i)</div><div class="line"> pn_decref(q->waiting.data[i]);</div><div class="line"> VEC_FINAL(q->waiting);</div><div class="line">}</div><div class="line"></div><div class="line"><span class="comment">/* Send a message on s, or record s as eating if no messages.</span></div><div class="line"><span class="comment"> Called in s dispatch loop, assumes s has credit.</span></div><div class="line"><span class="comment">*/</span></div><div class="line"><span class="keyword">static</span> <span class="keywordtype">void</span> queue_send(queue_t *q, <a class="code" href="group__link.html#ga89dad3aa7934329a7ff467c636687bc0">pn_link_t</a> *s) {</div><div class="line"> <a class="code" href="group__api__types.html#structpn__rwbytes__t">pn_rwbytes_t</a> m = { 0 };</div><div class="line"> <span class="keywordtype">size_t</span> tag = 0;</div><div class="line"> pthread_mutex_lock(&q->lock);</div><div class="line"> <span class="keywordflow">if</span> (q->me
ssages.len == 0) { <span class="comment">/* Empty, record connection as waiting */</span></div><div class="line"> <span class="comment">/* Record connection for wake-up if not already on the list. */</span></div><div class="line"> <a class="code" href="group__connection.html#ga886351d81ff3a977a284a206526c5aff">pn_connection_t</a> *c = <a name="a1"></a><a class="code" href="group__session.html#gaa45a8aa758334528a86cb7914ebe8545">pn_session_connection</a>(<a name="a2"></a><a class="code" href="group__link.html#gac63e43305fb1a5e3b14399a9ddc8f24d">pn_link_session</a>(s));</div><div class="line"> <span class="keywordtype">size_t</span> i = 0;</div><div class="line"> <span class="keywordflow">for</span> (; i < q->waiting.len && q->waiting.data[i] != c; ++i)</div><div class="line"> ;</div><div class="line"> <span class="keywordflow">if</span> (i == q->waiting.len) {</div><div class="line"> VEC_PUSH(q->waiting, c);</div><div class="line"> }
</div><div class="line"> } <span class="keywordflow">else</span> {</div><div class="line"> m = q->messages.data[0];</div><div class="line"> VEC_POP(q->messages);</div><div class="line"> tag = ++q->sent;</div><div class="line"> }</div><div class="line"> pthread_mutex_unlock(&q->lock);</div><div class="line"> <span class="keywordflow">if</span> (m.<a name="a3"></a>start) {</div><div class="line"> <a class="code" href="group__delivery.html#gacdfce854066c0a4ff4db9f9a0478f340">pn_delivery_t</a> *d = <a name="a4"></a><a class="code" href="group__delivery.html#ga6a7ef2e317b4ed292cafbb358f0ba6ad">pn_delivery</a>(s, <a name="a5"></a><a class="code" href="group__delivery.html#gaea4522ac1fef9228fb6c743d2a36fd27">pn_dtag</a>((<span class="keywordtype">char</span>*)&tag, <span class="keyword">sizeof</span>(tag)));</div><div class="line"> <a name="a6"></a><a class="code" href="group__link.html#gaa825fac21730f3f9fff37d156e5f88e9">pn_link_send</a>(s, m.start,
m.<a name="a7"></a>size);</div><div class="line"> <a name="a8"></a><a class="code" href="group__link.html#ga93824a3859c37463e44458cd2f63d31f">pn_link_advance</a>(s);</div><div class="line"> <a name="a9"></a><a class="code" href="group__delivery.html#ga98c275fd7158e8b9d7d48d70503d68df">pn_delivery_settle</a>(d); <span class="comment">/* Pre-settled: unreliable, there will bea no ack/ */</span></div><div class="line"> free(m.start);</div><div class="line"> }</div><div class="line">}</div><div class="line"></div><div class="line"><span class="comment">/* Data associated with each broker connection */</span></div><div class="line"><span class="keyword">typedef</span> <span class="keyword">struct </span>broker_data_t {</div><div class="line"> <span class="keywordtype">bool</span> check_queues; <span class="comment">/* Check senders on the connection for available data in queues. */</span></div><div class="line">} broker_data_t;</div><div class="line"></div><div class
="line"><span class="comment">/* Use the context pointer as a boolean flag to indicate we need to check queues */</span></div><div class="line"><span class="keywordtype">void</span> pn_connection_set_check_queues(<a class="code" href="group__connection.html#ga886351d81ff3a977a284a206526c5aff">pn_connection_t</a> *c, <span class="keywordtype">bool</span> check) {</div><div class="line"> <a name="a10"></a><a class="code" href="group__connection.html#gad3203b366cb1ff5becd1778a8dd6b1a6">pn_connection_set_context</a>(c, (<span class="keywordtype">void</span>*)check);</div><div class="line">}</div><div class="line"></div><div class="line"><span class="keywordtype">bool</span> pn_connection_get_check_queues(<a class="code" href="group__connection.html#ga886351d81ff3a977a284a206526c5aff">pn_connection_t</a> *c) {</div><div class="line"> <span class="keywordflow">return</span> (<span class="keywordtype">bool</span>)<a name="a11"></a><a class="code" href="group__connection.html#ga50613e6c09
186dc3f1a2f36238c61f07">pn_connection_get_context</a>(c);</div><div class="line">}</div><div class="line"></div><div class="line"><span class="comment">/* Put a message on the queue, called in receiver dispatch loop.</span></div><div class="line"><span class="comment"> If the queue was previously empty, notify waiting senders.</span></div><div class="line"><span class="comment">*/</span></div><div class="line"><span class="keyword">static</span> <span class="keywordtype">void</span> queue_receive(<a class="code" href="types_8h.html#abba42c7929dfceb9d296535bad0c93dc">pn_proactor_t</a> *d, queue_t *q, <a class="code" href="group__api__types.html#structpn__rwbytes__t">pn_rwbytes_t</a> m) {</div><div class="line"> pthread_mutex_lock(&q->lock);</div><div class="line"> VEC_PUSH(q->messages, m);</div><div class="line"> <span class="keywordflow">if</span> (q->messages.len == 1) { <span class="comment">/* Was empty, notify waiting connections */</span></div><div class="line
"> <span class="keywordflow">for</span> (<span class="keywordtype">size_t</span> i = 0; i < q->waiting.len; ++i) {</div><div class="line"> <a class="code" href="group__connection.html#ga886351d81ff3a977a284a206526c5aff">pn_connection_t</a> *c = q->waiting.data[i];</div><div class="line"> pn_connection_set_check_queues(c, <span class="keyword">true</span>);</div><div class="line"> <a name="a12"></a><a class="code" href="group__proactor.html#ga0f49c771fe3bff54f58c9d583ca30560">pn_connection_wake</a>(c); <span class="comment">/* Wake the connection */</span></div><div class="line"> }</div><div class="line"> q->waiting.len = 0;</div><div class="line"> }</div><div class="line"> pthread_mutex_unlock(&q->lock);</div><div class="line">}</div><div class="line"></div><div class="line"><span class="comment">/* Thread safe set of queues */</span></div><div class="line"><span class="keyword">typedef</span> <span class="keyword">struct </span>queues_t
{</div><div class="line"> pthread_mutex_t lock;</div><div class="line"> queue_t *queues;</div><div class="line"> <span class="keywordtype">size_t</span> sent;</div><div class="line">} queues_t;</div><div class="line"></div><div class="line"><span class="keywordtype">void</span> queues_init(queues_t *qs) {</div><div class="line"> pthread_mutex_init(&qs->lock, NULL);</div><div class="line"> qs->queues = NULL;</div><div class="line">}</div><div class="line"></div><div class="line"><span class="keywordtype">void</span> queues_destroy(queues_t *qs) {</div><div class="line"> <span class="keywordflow">for</span> (queue_t *q = qs->queues; q; q = q->next) {</div><div class="line"> queue_destroy(q);</div><div class="line"> free(q);</div><div class="line"> }</div><div class="line"> pthread_mutex_destroy(&qs->lock);</div><div class="line">}</div><div class="line"></div><div class="line">queue_t* queues_get(queues_t *qs, <span class="keyword">const</span> <sp
an class="keywordtype">char</span>* name) {</div><div class="line"> pthread_mutex_lock(&qs->lock);</div><div class="line"> queue_t *q;</div><div class="line"> <span class="keywordflow">for</span> (q = qs->queues; q && strcmp(q->name, name) != 0; q = q->next)</div><div class="line"> ;</div><div class="line"> <span class="keywordflow">if</span> (!q) {</div><div class="line"> q = (queue_t*)malloc(<span class="keyword">sizeof</span>(queue_t));</div><div class="line"> queue_init(q, name, qs->queues);</div><div class="line"> qs->queues = q;</div><div class="line"> }</div><div class="line"> pthread_mutex_unlock(&qs->lock);</div><div class="line"> <span class="keywordflow">return</span> q;</div><div class="line">}</div><div class="line"></div><div class="line"><span class="comment">/* The broker implementation */</span></div><div class="line"><span class="keyword">typedef</span> <span class="keyword">struct </span>broker_t {</div><div
class="line"> <a class="code" href="types_8h.html#abba42c7929dfceb9d296535bad0c93dc">pn_proactor_t</a> *proactor;</div><div class="line"> <span class="keywordtype">size_t</span> threads;</div><div class="line"> <span class="keyword">const</span> <span class="keywordtype">char</span> *container_id; <span class="comment">/* AMQP container-id */</span></div><div class="line"> queues_t queues;</div><div class="line"> <span class="keywordtype">bool</span> finished;</div><div class="line">} broker_t;</div><div class="line"></div><div class="line"><span class="keywordtype">void</span> broker_stop(broker_t *b) {</div><div class="line"> <span class="comment">/* Interrupt the proactor to stop the working threads. */</span></div><div class="line"> <a name="a13"></a><a class="code" href="group__proactor.html#gaa5255cd1bcb5d7f5639b53dc30712711">pn_proactor_interrupt</a>(b->proactor);</div><div class="line">}</div><div class="line"></div><div class="line"><span class="comment">/* Tr
y to send if link is sender and has credit */</span></div><div class="line"><span class="keyword">static</span> <span class="keywordtype">void</span> link_send(broker_t *b, <a class="code" href="group__link.html#ga89dad3aa7934329a7ff467c636687bc0">pn_link_t</a> *s) {</div><div class="line"> <span class="keywordflow">if</span> (<a name="a14"></a><a class="code" href="group__link.html#ga7c48ef214568267839aea04ed337926b">pn_link_is_sender</a>(s) && <a name="a15"></a><a class="code" href="group__link.html#ga55428637f3b8c446efd5fea3f26c932d">pn_link_credit</a>(s) > 0) {</div><div class="line"> <span class="keyword">const</span> <span class="keywordtype">char</span> *qname = <a name="a16"></a><a class="code" href="group__terminus.html#ga3507b6cfe260a2bfaae9321235db7c9a">pn_terminus_get_address</a>(<a name="a17"></a><a class="code" href="group__link.html#ga2c8985a9d44a813ab1739a91ae3708a3">pn_link_source</a>(s));</div><div class="line"> queue_t *q = queues_get(&b->
queues, qname);</div><div class="line"> queue_send(q, s);</div><div class="line"> }</div><div class="line">}</div><div class="line"></div><div class="line"><span class="keyword">static</span> <span class="keywordtype">void</span> queue_unsub(queue_t *q, <a class="code" href="group__connection.html#ga886351d81ff3a977a284a206526c5aff">pn_connection_t</a> *c) {</div><div class="line"> pthread_mutex_lock(&q->lock);</div><div class="line"> <span class="keywordflow">for</span> (<span class="keywordtype">size_t</span> i = 0; i < q->waiting.len; ++i) {</div><div class="line"> <span class="keywordflow">if</span> (q->waiting.data[i] == c){</div><div class="line"> q->waiting.data[i] = q->waiting.data[0]; <span class="comment">/* save old [0] */</span></div><div class="line"> VEC_POP(q->waiting);</div><div class="line"> <span class="keywordflow">break</span>;</div><div class="line"> }</div><div class="line"> }</div><div class="line"> pthread
_mutex_unlock(&q->lock);</div><div class="line">}</div><div class="line"></div><div class="line"><span class="comment">/* Unsubscribe from the queue of interest to this link. */</span></div><div class="line"><span class="keyword">static</span> <span class="keywordtype">void</span> link_unsub(broker_t *b, <a class="code" href="group__link.html#ga89dad3aa7934329a7ff467c636687bc0">pn_link_t</a> *s) {</div><div class="line"> <span class="keywordflow">if</span> (<a class="code" href="group__link.html#ga7c48ef214568267839aea04ed337926b">pn_link_is_sender</a>(s)) {</div><div class="line"> <span class="keyword">const</span> <span class="keywordtype">char</span> *qname = <a class="code" href="group__terminus.html#ga3507b6cfe260a2bfaae9321235db7c9a">pn_terminus_get_address</a>(<a class="code" href="group__link.html#ga2c8985a9d44a813ab1739a91ae3708a3">pn_link_source</a>(s));</div><div class="line"> <span class="keywordflow">if</span> (qname) {</div><div class="line"> queue_t
*q = queues_get(&b->queues, qname);</div><div class="line"> queue_unsub(q, <a class="code" href="group__session.html#gaa45a8aa758334528a86cb7914ebe8545">pn_session_connection</a>(<a class="code" href="group__link.html#gac63e43305fb1a5e3b14399a9ddc8f24d">pn_link_session</a>(s)));</div><div class="line"> }</div><div class="line"> }</div><div class="line">}</div><div class="line"></div><div class="line"><span class="comment">/* Called in connection's event loop when a connection is woken for messages.*/</span></div><div class="line"><span class="keyword">static</span> <span class="keywordtype">void</span> connection_unsub(broker_t *b, <a class="code" href="group__connection.html#ga886351d81ff3a977a284a206526c5aff">pn_connection_t</a> *c) {</div><div class="line"> <span class="keywordflow">for</span> (<a class="code" href="group__link.html#ga89dad3aa7934329a7ff467c636687bc0">pn_link_t</a> *l = <a name="a18"></a><a class="code" href="group__link.html#ga7c9434c40eb65
3f007ff5721e2ebf73e">pn_link_head</a>(c, 0); l != NULL; l = <a name="a19"></a><a class="code" href="group__link.html#ga9b2a9cfa00dfdae4e01bf75483433925">pn_link_next</a>(l, 0))</div><div class="line"> link_unsub(b, l);</div><div class="line">}</div><div class="line"></div><div class="line"><span class="keyword">static</span> <span class="keywordtype">void</span> session_unsub(broker_t *b, <a class="code" href="group__session.html#ga38ccb93b8f5c2892adafce5d5f0fbcd9">pn_session_t</a> *ssn) {</div><div class="line"> <a class="code" href="group__connection.html#ga886351d81ff3a977a284a206526c5aff">pn_connection_t</a> *c = <a class="code" href="group__session.html#gaa45a8aa758334528a86cb7914ebe8545">pn_session_connection</a>(ssn);</div><div class="line"> <span class="keywordflow">for</span> (<a class="code" href="group__link.html#ga89dad3aa7934329a7ff467c636687bc0">pn_link_t</a> *l = <a class="code" href="group__link.html#ga7c9434c40eb653f007ff5721e2ebf73e">pn_link_head</a>(c, 0); l
!= NULL; l = <a class="code" href="group__link.html#ga9b2a9cfa00dfdae4e01bf75483433925">pn_link_next</a>(l, 0)) {</div><div class="line"> <span class="keywordflow">if</span> (<a class="code" href="group__link.html#gac63e43305fb1a5e3b14399a9ddc8f24d">pn_link_session</a>(l) == ssn)</div><div class="line"> link_unsub(b, l);</div><div class="line"> }</div><div class="line">}</div><div class="line"></div><div class="line"><span class="keyword">static</span> <span class="keywordtype">int</span> exit_code = 0;</div><div class="line"></div><div class="line"><span class="keyword">static</span> <span class="keywordtype">void</span> check_condition(<a class="code" href="group__event.html#ga87f3028b4888632bbd56fb71ac737ae8">pn_event_t</a> *e, <a class="code" href="group__condition.html#ga11eb7db7d2c205169fe3d47c996a95a5">pn_condition_t</a> *cond) {</div><div class="line"> <span class="keywordflow">if</span> (<a name="a20"></a><a class="code" href="group__condition.html#ga112611a7a4087
e050c476a430db2cfb9">pn_condition_is_set</a>(cond)) {</div><div class="line"> fprintf(stderr, <span class="stringliteral">"%s: %s: %s\n"</span>, <a name="a21"></a><a class="code" href="group__event.html#ga3a85c046c11ce692c23b9566b022d54b">pn_event_type_name</a>(<a name="a22"></a><a class="code" href="group__event.html#gacaea54ca51885933b4987c131a3d1b0d">pn_event_type</a>(e)),</div><div class="line"> <a name="a23"></a><a class="code" href="group__condition.html#ga05b0d374d90f11d9ebbf818662569689">pn_condition_get_name</a>(cond), <a name="a24"></a><a class="code" href="group__condition.html#gaabebb65bfcf47b6f7d83ab6fb0153bb8">pn_condition_get_description</a>(cond));</div><div class="line"> exit_code = 1; <span class="comment">/* Remeber there was an unexpected error */</span></div><div class="line"> }</div><div class="line">}</div><div class="line"></div><div class="line"><span class="keyword">const</span> <span class="keywordtype">int</span> W
INDOW=10; <span class="comment">/* Incoming credit window */</span></div><div class="line"></div><div class="line"><span class="keyword">static</span> <span class="keywordtype">void</span> handle(broker_t* b, <a class="code" href="group__event.html#ga87f3028b4888632bbd56fb71ac737ae8">pn_event_t</a>* e) {</div><div class="line"> <a class="code" href="group__connection.html#ga886351d81ff3a977a284a206526c5aff">pn_connection_t</a> *c = <a name="a25"></a><a class="code" href="group__event.html#ga4f2c6a0fdf86a43e7e9874fcd2ccaf52">pn_event_connection</a>(e);</div><div class="line"></div><div class="line"> <span class="keywordflow">switch</span> (<a class="code" href="group__event.html#gacaea54ca51885933b4987c131a3d1b0d">pn_event_type</a>(e)) {</div><div class="line"></div><div class="line"> <span class="keywordflow">case</span> <a name="a26"></a><a class="code" href="group__event.html#gga4876e2eed24a4d4e4c52b99842103cdaa6e25f00110ab278fd8b34fee00bd5fd7">PN_LISTENER_OPEN</a>:
</div><div class="line"> printf(<span class="stringliteral">"listening\n"</span>);</div><div class="line"> fflush(stdout);</div><div class="line"> <span class="keywordflow">break</span>;</div><div class="line"></div><div class="line"> <span class="keywordflow">case</span> <a name="a27"></a><a class="code" href="group__event.html#gga4876e2eed24a4d4e4c52b99842103cdaa0602b15957883e7d00ccdff4abca992c">PN_LISTENER_ACCEPT</a>:</div><div class="line"> <a name="a28"></a><a class="code" href="group__listener.html#gaaee3c3f3822484bc2e370406abf5b736">pn_listener_accept</a>(<a name="a29"></a><a class="code" href="group__listener.html#ga6214da9323c8e6fcec8badc57a82e9df">pn_event_listener</a>(e), <a name="a30"></a><a class="code" href="group__connection.html#gaa9e59c468ec0568b1528f5f83c4b301d">pn_connection</a>());</div><div class="line"> <span class="keywordflow">break</span>;</div><div class="line"></div><div class="line"> <span class="keywordflow">case</span> <a na
me="a31"></a><a class="code" href="group__event.html#gga4876e2eed24a4d4e4c52b99842103cdaa182e571a0310028514bce66a41063a6e">PN_CONNECTION_INIT</a>:</div><div class="line"> <a name="a32"></a><a class="code" href="group__connection.html#gac4a34e0b1fc5665b26ae47a80a422a1a">pn_connection_set_container</a>(c, b->container_id);</div><div class="line"> <span class="keywordflow">break</span>;</div><div class="line"></div><div class="line"> <span class="keywordflow">case</span> <a name="a33"></a><a class="code" href="group__event.html#gga4876e2eed24a4d4e4c52b99842103cdaaf61aa79ca82b3a8f5017dc735843fae5">PN_CONNECTION_BOUND</a>: {</div><div class="line"> <span class="comment">/* Turn off security */</span></div><div class="line"> <a class="code" href="group__transport.html#gac26eda05f649bbf0399f3d8d78d12fa8">pn_transport_t</a> *t = <a name="a34"></a><a class="code" href="group__connection.html#gad8bd46661ca997b9b2c2c38cb6983c59">pn_connection_transport</a>(c);</div><div cl
ass="line"> <a name="a35"></a><a class="code" href="group__transport.html#ga285b4cced59c665ae178adf26128d3fc">pn_transport_require_auth</a>(t, <span class="keyword">false</span>);</div><div class="line"> <a name="a36"></a><a class="code" href="group__sasl.html#ga73299a6a22e141e7911a739590032625">pn_sasl_allowed_mechs</a>(<a name="a37"></a><a class="code" href="group__sasl.html#ga7968e80e2fe9360fc14cf865dd1ac21c">pn_sasl</a>(t), <span class="stringliteral">"ANONYMOUS"</span>);</div><div class="line"> <span class="keywordflow">break</span>;</div><div class="line"> }</div><div class="line"> <span class="keywordflow">case</span> <a name="a38"></a><a class="code" href="group__event.html#gga4876e2eed24a4d4e4c52b99842103cdaad48bce685db553740fa71cc36473b5cc">PN_CONNECTION_REMOTE_OPEN</a>: {</div><div class="line"> <a name="a39"></a><a class="code" href="group__connection.html#ga4c0a2d40bb95202477ccc5aaa7456670">pn_connection_open</a>(<a class="code" href="group
__event.html#ga4f2c6a0fdf86a43e7e9874fcd2ccaf52">pn_event_connection</a>(e)); <span class="comment">/* Complete the open */</span></div><div class="line"> <span class="keywordflow">break</span>;</div><div class="line"> }</div><div class="line"> <span class="keywordflow">case</span> <a name="a40"></a><a class="code" href="group__event.html#gga4876e2eed24a4d4e4c52b99842103cdaa28a2bfee806bbc1fe31499c8eec39db0">PN_CONNECTION_WAKE</a>: {</div><div class="line"> <span class="keywordflow">if</span> (pn_connection_get_check_queues(c)) {</div><div class="line"> pn_connection_set_check_queues(c, <span class="keyword">false</span>);</div><div class="line"> <span class="keywordtype">int</span> flags = <a name="a41"></a><a class="code" href="group__connection.html#ga0c3bf54f0991944a2f6eea36b561fa2b">PN_LOCAL_ACTIVE</a>&<a name="a42"></a><a class="code" href="group__connection.html#gad96220f2886c21a4f2eebc9487f53a87">PN_REMOTE_ACTIVE</a>;</div><div class="line">
<span class="keywordflow">for</span> (<a class="code" href="group__link.html#ga89dad3aa7934329a7ff467c636687bc0">pn_link_t</a> *l = <a class="code" href="group__link.html#ga7c9434c40eb653f007ff5721e2ebf73e">pn_link_head</a>(c, flags); l != NULL; l = <a class="code" href="group__link.html#ga9b2a9cfa00dfdae4e01bf75483433925">pn_link_next</a>(l, flags))</div><div class="line"> link_send(b, l);</div><div class="line"> }</div><div class="line"> <span class="keywordflow">break</span>;</div><div class="line"> }</div><div class="line"> <span class="keywordflow">case</span> <a name="a43"></a><a class="code" href="group__event.html#gga4876e2eed24a4d4e4c52b99842103cdaaf67df046bea45df34aea863d9541e806">PN_SESSION_REMOTE_OPEN</a>: {</div><div class="line"> <a name="a44"></a><a class="code" href="group__session.html#ga2b345eada2c15249caaefaa894d1aae3">pn_session_open</a>(<a name="a45"></a><a class="code" href="group__event.html#gaf4af0bfbe0e0a8e432f0e803df14ecb5">pn_event_
session</a>(e));</div><div class="line"> <span class="keywordflow">break</span>;</div><div class="line"> }</div><div class="line"> <span class="keywordflow">case</span> <a name="a46"></a><a class="code" href="group__event.html#gga4876e2eed24a4d4e4c52b99842103cdaa45edb44a6cc7908b5032944e08925307">PN_LINK_REMOTE_OPEN</a>: {</div><div class="line"> <a class="code" href="group__link.html#ga89dad3aa7934329a7ff467c636687bc0">pn_link_t</a> *l = <a name="a47"></a><a class="code" href="group__event.html#ga75f230ef55f03a1f943df79279f8d111">pn_event_link</a>(e);</div><div class="line"> <span class="keywordflow">if</span> (<a class="code" href="group__link.html#ga7c48ef214568267839aea04ed337926b">pn_link_is_sender</a>(l)) {</div><div class="line"> <span class="keyword">const</span> <span class="keywordtype">char</span> *source = <a class="code" href="group__terminus.html#ga3507b6cfe260a2bfaae9321235db7c9a">pn_terminus_get_address</a>(<a name="a48"></a><a class="code" href=
"group__link.html#gadf6b8ff6223465f21a481e9287f60671">pn_link_remote_source</a>(l));</div><div class="line"> <a name="a49"></a><a class="code" href="group__terminus.html#ga0603db45f03fcef0ef18f4f89ebf3de1">pn_terminus_set_address</a>(<a class="code" href="group__link.html#ga2c8985a9d44a813ab1739a91ae3708a3">pn_link_source</a>(l), source);</div><div class="line"> } <span class="keywordflow">else</span> {</div><div class="line"> <span class="keyword">const</span> <span class="keywordtype">char</span>* target = <a class="code" href="group__terminus.html#ga3507b6cfe260a2bfaae9321235db7c9a">pn_terminus_get_address</a>(<a name="a50"></a><a class="code" href="group__link.html#gabf61668a66ae189dbb4820da6ee30d90">pn_link_remote_target</a>(l));</div><div class="line"> <a class="code" href="group__terminus.html#ga0603db45f03fcef0ef18f4f89ebf3de1">pn_terminus_set_address</a>(<a name="a51"></a><a class="code" href="group__link.html#ga997c85388b9fb30151ea3b40b946e958">pn_lin
k_target</a>(l), target);</div><div class="line"> <a name="a52"></a><a class="code" href="group__link.html#gafec44cf1c79ec03f3ac009e1879e71a9">pn_link_flow</a>(l, WINDOW);</div><div class="line"> }</div><div class="line"> <a name="a53"></a><a class="code" href="group__link.html#gaabaca3f5d03970a122240eebc588add6">pn_link_open</a>(l);</div><div class="line"> <span class="keywordflow">break</span>;</div><div class="line"> }</div><div class="line"> <span class="keywordflow">case</span> <a name="a54"></a><a class="code" href="group__event.html#gga4876e2eed24a4d4e4c52b99842103cdaa4eaecc54c07cdc9b0df7b1d536a7dc3f">PN_LINK_FLOW</a>: {</div><div class="line"> link_send(b, <a class="code" href="group__event.html#ga75f230ef55f03a1f943df79279f8d111">pn_event_link</a>(e));</div><div class="line"> <span class="keywordflow">break</span>;</div><div class="line"> }</div><div class="line"> <span class="keywordflow">case</span> <a name="a55"></a><a class="code" href=
"group__ev
<TRUNCATED>
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