45 	struct cras_alert *alert;  in cras_alert_create()  local
46 	alert = calloc(1, sizeof(*alert));  in cras_alert_create()
47 	if (!alert)  in cras_alert_create()
49 	alert->prepare = prepare;  in cras_alert_create()
50 	alert->flags = flags;  in cras_alert_create()
51 	DL_APPEND(all_alerts, alert);  in cras_alert_create()
52 	return alert;  in cras_alert_create()
55 int cras_alert_add_callback(struct cras_alert *alert, cras_alert_cb cb,  in cras_alert_add_callback()  argument
63 	DL_FOREACH (alert->callbacks, alert_cb)  in cras_alert_add_callback()
72 	DL_APPEND(alert->callbacks, alert_cb);  in cras_alert_add_callback()
76 int cras_alert_rm_callback(struct cras_alert *alert, cras_alert_cb cb,  in cras_alert_rm_callback()  argument
81 	DL_FOREACH (alert->callbacks, alert_cb)  in cras_alert_rm_callback()
83 			DL_DELETE(alert->callbacks, alert_cb);  in cras_alert_rm_callback()
92 static void cras_alert_process(struct cras_alert *alert)  in cras_alert_process()  argument
97 	if (!alert->pending)  in cras_alert_process()
100 	alert->pending = 0;  in cras_alert_process()
101 	if (alert->prepare)  in cras_alert_process()
102 		alert->prepare(alert);  in cras_alert_process()
104 	if (!alert->data) {  in cras_alert_process()
105 		DL_FOREACH (alert->callbacks, cb)  in cras_alert_process()
110 	DL_FOREACH (alert->data, data) {  in cras_alert_process()
111 		DL_FOREACH (alert->callbacks, cb)  in cras_alert_process()
113 		DL_DELETE(alert->data, data);  in cras_alert_process()
118 void cras_alert_pending(struct cras_alert *alert)  in cras_alert_pending()  argument
120 	alert->pending = 1;  in cras_alert_pending()
124 void cras_alert_pending_data(struct cras_alert *alert, void *data,  in cras_alert_pending_data()  argument
129 	alert->pending = 1;  in cras_alert_pending_data()
134 	if (!(alert->flags & CRAS_ALERT_FLAG_KEEP_ALL_DATA) && alert->data) {  in cras_alert_pending_data()
136 		free(alert->data);  in cras_alert_pending_data()
137 		alert->data = NULL;  in cras_alert_pending_data()
142 	DL_APPEND(alert->data, d);  in cras_alert_pending_data()
147 	struct cras_alert *alert;  in cras_alert_process_all_pending_alerts()  local
151 		DL_FOREACH (all_alerts, alert)  in cras_alert_process_all_pending_alerts()
152 			cras_alert_process(alert);  in cras_alert_process_all_pending_alerts()
156 void cras_alert_destroy(struct cras_alert *alert)  in cras_alert_destroy()  argument
161 	if (!alert)  in cras_alert_destroy()
164 	DL_FOREACH (alert->callbacks, cb) {  in cras_alert_destroy()
165 		DL_DELETE(alert->callbacks, cb);  in cras_alert_destroy()
169 	DL_FOREACH (alert->data, data) {  in cras_alert_destroy()
170 		DL_DELETE(alert->data, data);  in cras_alert_destroy()
174 	alert->callbacks = NULL;  in cras_alert_destroy()
175 	DL_DELETE(all_alerts, alert);  in cras_alert_destroy()
176 	free(alert);  in cras_alert_destroy()
181 	struct cras_alert *alert;  in cras_alert_destroy_all()  local
182 	DL_FOREACH (all_alerts, alert)  in cras_alert_destroy_all()
183 		cras_alert_destroy(alert);  in cras_alert_destroy_all()