1 files changed, 28 insertions, 0 deletions
diff --git a/src/lib/ioloop-notify-fd.h b/src/lib/ioloop-notify-fd.h
new file mode 100644
index 0000000..95bbb73
--- /dev/null
+++ b/src/lib/ioloop-notify-fd.h
@@ -0,0 +1,28 @@
+#ifndef IOLOOP_NOTIFY_FD_H
+#define IOLOOP_NOTIFY_FD_H
+
+/* common notify code for fd-based notifications (dnotify, inotify) */
+
+struct io_notify {
+	struct io io;
+
+	/* use a doubly linked list so that io_remove() is quick */
+	struct io_notify *prev, *next;
+
+	int fd;
+};
+
+struct ioloop_notify_fd_context {
+	struct io_notify *notifies;
+};
+
+struct io *
+io_notify_fd_add(struct ioloop_notify_fd_context *ctx, int fd,
+		 io_callback_t *callback, void *context) ATTR_NULL(4);
+void io_notify_fd_free(struct ioloop_notify_fd_context *ctx,
+		       struct io_notify *io);
+
+struct io_notify *
+io_notify_fd_find(struct ioloop_notify_fd_context *ctx, int fd);
+
+#endif