1 files changed, 67 insertions, 0 deletions
diff --git a/src/lib-storage/mailbox-list-notify.h b/src/lib-storage/mailbox-list-notify.h
new file mode 100644
index 0000000..ed8f0e5
--- /dev/null
+++ b/src/lib-storage/mailbox-list-notify.h
@@ -0,0 +1,67 @@
+#ifndef MAILBOX_LIST_NOTIFY_H
+#define MAILBOX_LIST_NOTIFY_H
+
+#include "guid.h"
+
+struct mailbox_list_notify;
+
+enum mailbox_list_notify_event {
+	MAILBOX_LIST_NOTIFY_CREATE		= 0x01,
+	MAILBOX_LIST_NOTIFY_DELETE		= 0x02,
+	MAILBOX_LIST_NOTIFY_RENAME		= 0x04,
+	MAILBOX_LIST_NOTIFY_SUBSCRIBE		= 0x08,
+	MAILBOX_LIST_NOTIFY_UNSUBSCRIBE		= 0x10,
+
+	MAILBOX_LIST_NOTIFY_UIDVALIDITY		= 0x20,
+	MAILBOX_LIST_NOTIFY_APPENDS		= 0x40,
+	MAILBOX_LIST_NOTIFY_EXPUNGES		= 0x80,
+	MAILBOX_LIST_NOTIFY_SEEN_CHANGES	= 0x100,
+	MAILBOX_LIST_NOTIFY_MODSEQ_CHANGES	= 0x200
+#define MAILBOX_LIST_NOTIFY_STATUS \
+	(MAILBOX_LIST_NOTIFY_APPENDS | \
+	 MAILBOX_LIST_NOTIFY_EXPUNGES | \
+	 MAILBOX_LIST_NOTIFY_SEEN_CHANGES | \
+	 MAILBOX_LIST_NOTIFY_MODSEQ_CHANGES)
+};
+
+struct mailbox_list_notify {
+	struct mailbox_list *list;
+	enum mailbox_list_notify_event mask;
+};
+
+struct mailbox_list_notify_rec {
+	/* Each record can contain multiple events */
+	enum mailbox_list_notify_event events;
+
+	/* For all events: */
+	const char *storage_name, *vname;
+	/* For selectable mailboxes: */
+	guid_128_t guid;
+
+	/* For rename: */
+	const char *old_vname;
+};
+
+typedef void mailbox_list_notify_callback_t(void *);
+
+/* Monitor for specified changes in the mailbox list.
+   Returns 0 if ok, -1 if notifications aren't supported. */
+int mailbox_list_notify_init(struct mailbox_list *list,
+			     enum mailbox_list_notify_event mask,
+			     struct mailbox_list_notify **notify_r);
+void mailbox_list_notify_deinit(struct mailbox_list_notify **notify);
+
+/* Get the next change. Returns 1 if record was returned, 0 if there are no
+   more changes currently or -1 if some error occurred */
+int mailbox_list_notify_next(struct mailbox_list_notify *notify,
+			     const struct mailbox_list_notify_rec **rec_r);
+/* Call the specified callback when something changes. */
+void mailbox_list_notify_wait(struct mailbox_list_notify *notify,
+			      mailbox_list_notify_callback_t *callback, void *context);
+#define mailbox_list_notify_wait(notify, callback, context) \
+	mailbox_list_notify_wait(notify - CALLBACK_TYPECHECK(callback, void (*)(typeof(context))), \
+				(mailbox_list_notify_callback_t*)callback, context);
+/* Flush any delayed notifications now. */
+void mailbox_list_notify_flush(struct mailbox_list_notify *notify);
+
+#endif