Initial implementation of seatd and libseat

1 files changed, 32 insertions, 0 deletions

diff --git a/include/backend.h b/include/backend.h
new file mode 100644
index 0000000..e310a49
--- /dev/null
+++ b/include/backend.h
@@ -0,0 +1,32 @@
+#ifndef _SEATD_BACKEND_H
+#define _SEATD_BACKEND_H
+
+#include "libseat.h"
+
+struct libseat_impl;
+struct libseat_seat_listener;
+
+struct libseat {
+	const struct libseat_impl *impl;
+};
+
+struct named_backend {
+	const char *name;
+	const struct libseat_impl *backend;
+};
+
+struct libseat_impl {
+	struct libseat *(*open_seat)(struct libseat_seat_listener *listener, void *data);
+	int (*disable_seat)(struct libseat *seat);
+	int (*close_seat)(struct libseat *seat);
+	const char *(*seat_name)(struct libseat *seat);
+
+	int (*open_device)(struct libseat *seat, const char *path, int *fd);
+	int (*close_device)(struct libseat *seat, int device_id);
+	int (*switch_session)(struct libseat *seat, int session);
+
+	int (*get_fd)(struct libseat *seat);
+	int (*dispatch)(struct libseat *seat, int timeout);
+};
+
+#endif