add some write locks to the core and a function to unregister event bindings

git-svn-id: http://svn.freeswitch.org/svn/freeswitch/trunk@8880 d0543943-73ff-0310-b7d9-9358b9ac24b2

src/include/switch_module_interfaces.h

@@ -195,6 +195,8 @@ struct switch_endpoint_interface {
 	/*! private information */
 	void *private_info;
 
+	switch_thread_rwlock_t *rwlock;
+
 	/* to facilitate linking */
 	struct switch_endpoint_interface *next;
 };
@@ -245,6 +247,7 @@ struct switch_timer_interface {
 	switch_status_t (*timer_check) (switch_timer_t *, switch_bool_t);
 	/*! function to deallocate the timer */
 	switch_status_t (*timer_destroy) (switch_timer_t *);
+	switch_thread_rwlock_t *rwlock;
 	struct switch_timer_interface *next;
 };
 
@@ -254,6 +257,7 @@ struct switch_dialplan_interface {
 	const char *interface_name;
 	/*! the function to read an extension and set a channels dialpan */
 	switch_dialplan_hunt_function_t hunt_function;
+	switch_thread_rwlock_t *rwlock;
 	struct switch_dialplan_interface *next;
 };
 
@@ -277,6 +281,7 @@ struct switch_file_interface {
 	switch_status_t (*file_get_string) (switch_file_handle_t *fh, switch_audio_col_t col, const char **string);
 	/*! list of supported file extensions */
 	char **extens;
+	switch_thread_rwlock_t *rwlock;
 	struct switch_file_interface *next;
 };
 
@@ -353,6 +358,7 @@ struct switch_asr_interface {
 	switch_status_t (*asr_check_results) (switch_asr_handle_t *ah, switch_asr_flag_t *flags);
 	/*! function to read results from the ASR */
 	switch_status_t (*asr_get_results) (switch_asr_handle_t *ah, char **xmlstr, switch_asr_flag_t *flags);
+	switch_thread_rwlock_t *rwlock;
 	struct switch_asr_interface *next;
 };
 
@@ -393,7 +399,7 @@ struct switch_speech_interface {
 	void (*speech_text_param_tts) (switch_speech_handle_t *sh, char *param, const char *val);
 	void (*speech_numeric_param_tts) (switch_speech_handle_t *sh, char *param, int val);
 	void (*speech_float_param_tts) (switch_speech_handle_t *sh, char *param, double val);
-
+	switch_thread_rwlock_t *rwlock;
 	struct switch_speech_interface *next;
 };
 
@@ -426,6 +432,7 @@ struct switch_say_interface {
 	const char *interface_name;
 	/*! function to pass down to the module */
 	switch_say_callback_t say_function;
+	switch_thread_rwlock_t *rwlock;
 	struct switch_say_interface *next;
 };
 
@@ -435,6 +442,7 @@ struct switch_chat_interface {
 	const char *interface_name;
 	/*! function to open the directory interface */
 	switch_status_t (*chat_send) (char *proto, char *from, char *to, char *subject, char *body, char *hint);
+	switch_thread_rwlock_t *rwlock;
 	struct switch_chat_interface *next;
 };
 
@@ -444,6 +452,7 @@ struct switch_management_interface {
 	const char *relative_oid;
 	/*! function to open the directory interface */
 	switch_status_t (*management_function) (char *relative_oid, switch_management_action_t action, char *data, switch_size_t datalen);
+	switch_thread_rwlock_t *rwlock;
 	struct switch_management_interface *next;
 };
 
@@ -461,7 +470,7 @@ struct switch_directory_interface {
 	switch_status_t (*directory_next) (switch_directory_handle_t *dh);
 	/*! function to advance to the next name/value pair in the current record */
 	switch_status_t (*directory_next_pair) (switch_directory_handle_t *dh, char **var, char **val);
-
+	switch_thread_rwlock_t *rwlock;
 	struct switch_directory_interface *next;
 };
 
@@ -586,6 +595,7 @@ struct switch_codec_interface {
 	/*! a list of codec implementations related to the codec */
 	switch_codec_implementation_t *implementations;
 	uint32_t codec_id;
+	switch_thread_rwlock_t *rwlock;
 	struct switch_codec_interface *next;
 };
 
@@ -603,6 +613,7 @@ struct switch_application_interface {
 	const char *syntax;
 	/*! flags to control behaviour */
 	uint32_t flags;
+	switch_thread_rwlock_t *rwlock;
 	struct switch_application_interface *next;
 };
 
@@ -616,6 +627,7 @@ struct switch_api_interface {
 	switch_api_function_t function;
 	/*! an example of the api syntax */
 	const char *syntax;
+	switch_thread_rwlock_t *rwlock;
 	struct switch_api_interface *next;
 };