[MOD] Make functions for creating a "killer stanza"

Cleaning up the mop...

src/Main.c

@@ -34,21 +34,8 @@ SignalHandler(int signal)
                 return;
             }
             /* Create a loopback stanza, forcing the thread to die */
-            from = StrConcat(2, "jabber_die@", jabber->host);
+            XMPPKillThread(jabber);
-            message = XMLCreateTag("message");
-            XMLAddAttr(message, "from", from);
-            XMLAddAttr(message, "to", from);
-            XMLAddAttr(message, "type", "kill_parsee");
-            body = XMLCreateTag("body");
-            XMLAddChild(message, body);
-
-            XMLEncode(jabber->stream, message);
-            StreamFlush(jabber->stream);
-            XMLFreeElement(message);
-            Free(from);
-
             HttpServerStop(server);
-            //pthread_cancel(xmpp_thr);
             break;
     }
 }
@@ -84,6 +71,7 @@ Main(void)
         ))
         {
             Log(LOG_ERR, "Could not connect to XMPP...");
+            XMPPEndCompStream(jabber);
             goto end;
         }
     }

src/XMPP/Stanza.c

@@ -54,3 +54,37 @@ XMPPSendPresence(XMPPComponent *comp, char *fr, char *to)
     XMLFreeElement(presence);
     Free(from);
 }
+void
+XMPPKillThread(XMPPComponent *jabber)
+{
+    XMLElement *message, *body, *data;
+    char *from;
+
+    if (!jabber)
+    {
+        return;
+    }
+
+    from = StrConcat(2, "jabber_die@", jabber->host);
+    message = XMLCreateTag("message");
+    XMLAddAttr(message, "from", from);
+    XMLAddAttr(message, "to", from);
+    XMLAddAttr(message, "type", "kill_parsee");
+    body = XMLCreateTag("body");
+    XMLAddChild(message, body);
+
+    XMLEncode(jabber->stream, message);
+    StreamFlush(jabber->stream);
+    XMLFreeElement(message);
+    Free(from);
+}
+bool
+XMPPIsKiller(XMLElement *stanza)
+{
+    if (!stanza)
+    {
+        return false;
+    }
+    return StrEquals(   HashMapGet(stanza->attrs, "from"),
+                        HashMapGet(stanza->attrs, "to"));
+}

src/XMPPThread.c

@@ -35,8 +35,7 @@ ParseeXMPPThread(void *argp)
         if (StrEquals(stanza->name, "message"))
         {
             size_t i;
-            if (StrEquals(HashMapGet(stanza->attrs, "from"),
+            if (XMPPIsKiller(stanza))
-                          HashMapGet(stanza->attrs, "to")))
             {
                 /* There's not a lot of scenarios where we loopback */
                 Log(LOG_INFO, "Dropping thread...");

src/include/XMPP.h

@@ -3,6 +3,8 @@
 
 #include <Cytoplasm/Stream.h>
 
+#include <XML.h>
+
 typedef struct XMPPComponent {
     char *host;
     Stream *stream;
@@ -25,4 +27,11 @@ extern void XMPPSendPlain(XMPPComponent *c, char *f, char *t, char *m, char *typ
 
 /* Closes a raw component stream. */
 extern void XMPPEndCompStream(XMPPComponent *stream);
+
+/* Sends a loopback stanza (a "killstanza"), used to kill an XMPP listener 
+ * thread. */
+extern void XMPPKillThread(XMPPComponent *jabber);
+
+/* Checks if a stanza is a "killstanza". */
+extern bool XMPPIsKiller(XMLElement *);
 #endif