queue device state changes and handle them serially in a background thread

optimize device state related functions
add ast_get_channel_by_name_prefix to allow searching for matching channels in O(1) operation


git-svn-id: http://svn.digium.com/svn/asterisk/trunk@6062 f38db490-d61c-443f-a65b-d21fe96a405b

1 files changed, 2 insertions, 21 deletions

diff --git a/include/asterisk/pbx.h b/include/asterisk/pbx.h
index b0f92b60a..187372dcb 100755
--- a/include/asterisk/pbx.h
+++ b/include/asterisk/pbx.h
@@ -51,8 +51,6 @@ struct ast_sw;
 
 typedef int (*ast_state_cb_type)(char *context, char* id, int state, void *data);
 
-typedef int (*ast_devstate_cb_type)(const char *dev, int state, void *data);
-
 /*! Data structure associated with a custom function */
 struct ast_custom_function {
 	char *name;
@@ -253,16 +251,6 @@ int ast_unregister_application(const char *app);
  */
 int ast_extension_state(struct ast_channel *c, char *context, char *exten);
 
-/*! Tells Asterisk the State for Device is changed */
-/*!
- * \param fmt devicename like a dialstring with format parameters
- * Asterisk polls the new extensionstates and calls the registered
- * callbacks for the changed extensions
- * Returns 0 on success, -1 on failure
- */
-int ast_device_state_changed(const char *fmt, ...)
-	__attribute__ ((format (printf, 1, 2)));
-
 /*! Registers a state change callback */
 /*!
  * \param context which context to look in
@@ -275,15 +263,6 @@ int ast_device_state_changed(const char *fmt, ...)
 int ast_extension_state_add(const char *context, const char *exten, 
 			    ast_state_cb_type callback, void *data);
 
-/*! Registers a device state change callback */
-/*!
- * \param data to pass to callback
- * The callback is called if the state for extension is changed
- * Return -1 on failure, ID on success
- */ 
-int ast_devstate_add(ast_devstate_cb_type callback, void *data);
-void ast_devstate_del(ast_devstate_cb_type callback, void *data);
-
 /*! Deletes a registered state change callback by ID */
 /*!
  * \param id of the callback to delete
@@ -629,6 +608,8 @@ char *ast_func_read(struct ast_channel *chan, const char *in, char *workspace, s
  */
 void ast_func_write(struct ast_channel *chan, const char *in, const char *value);
 
+void ast_hint_state_changed(const char *device);
+
 #if defined(__cplusplus) || defined(c_plusplus)
 }
 #endif