Refactor extraneous channel events

This change removes JitterBufStats, ChannelReload, and ChannelUpdate
and refactors the following events to travel over Stasis-Core:
* LocalBridge
* DAHDIChannel
* AlarmClear
* SpanAlarmClear
* Alarm
* SpanAlarm
* DNDState
* MCID
* SIPQualifyPeerDone
* SessionTimeout

Review: https://reviewboard.asterisk.org/r/2627/
(closes issue ASTERISK-21476)


git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@393284 65c4cc65-6c06-0410-ace0-fbb531ad65f3

include/asterisk/json.h

@@ -906,6 +906,18 @@ struct ast_json_payload {
  */
 struct ast_json_payload *ast_json_payload_create(struct ast_json *json);
 
+struct ast_party_id;
+/*!
+ * \brief Construct an ast_party_id as JSON.
+ * \since 12.0.0
+ *
+ * \param party The party ID to represent as JSON.
+ *
+ * \return JSON object with \c name, \c number and \c subaddress objects
+ * for those that are valid in the party ID
+ */
+struct ast_json *ast_json_party_id(struct ast_party_id *party);
+
 /*!@}*/
 
 #endif /* _ASTERISK_JSON_H */

include/asterisk/stasis.h

@@ -735,6 +735,32 @@ void stasis_log_bad_type_access(const char *name);
 		return _priv_ ## name;					\
 	}
 
+/*!
+ * \brief Boiler-plate removing macro for defining local message types.
+ *
+ * \code
+ *	STASIS_MESSAGE_TYPE_DEFN_LOCAL(ast_foo_type,
+ *		.to_ami = foo_to_ami,
+ *		.to_json = foo_to_json,
+ *		);
+ * \endcode
+ *
+ * \param name Name of message type.
+ * \param ... Virtual table methods for messages of this type.
+ * \since 12
+ */
+#define STASIS_MESSAGE_TYPE_DEFN_LOCAL(name, ...)			\
+	static struct stasis_message_vtable _priv_ ## name ## _v = {	\
+		__VA_ARGS__						\
+	};								\
+	static struct stasis_message_type *_priv_ ## name;		\
+	static struct stasis_message_type *name(void) {			\
+		if (_priv_ ## name == NULL) {				\
+			stasis_log_bad_type_access(#name);		\
+		}							\
+		return _priv_ ## name;					\
+	}
+
 /*!
 * \brief Boiler-plate removing macro for initializing message types.
  *