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-rw-r--r--include/wlr/session.h51
-rw-r--r--include/wlr/session/interface.h5
2 files changed, 48 insertions, 8 deletions
diff --git a/include/wlr/session.h b/include/wlr/session.h
index 4a5b2174..7961e620 100644
--- a/include/wlr/session.h
+++ b/include/wlr/session.h
@@ -9,16 +9,57 @@ struct session_impl;
struct wlr_session {
const struct session_impl *impl;
-
- bool active;
+ /*
+ * Signal for when the session becomes active/inactive.
+ * It's called when we swap virtual terminal.
+ */
struct wl_signal session_signal;
+ bool active;
+
+ int drm_fd;
+ unsigned vtnr;
+ char seat[8];
};
+/*
+ * Opens a session, taking control of the current virtual terminal.
+ * This should not be called if another program is already in control
+ * of the terminal (Xorg, another Wayland compositor, etc.).
+ *
+ * If logind support is not enabled, you must have CAP_SYS_ADMIN or be root.
+ * It is safe to drop priviledges after this is called.
+ *
+ * Returns NULL on error.
+ */
struct wlr_session *wlr_session_start(struct wl_display *disp);
+
+/*
+ * Closes a previously opened session and restores the virtual terminal.
+ * You should call wlr_session_close_file on each files you opened
+ * with wlr_session_open_file before you call this.
+ */
void wlr_session_finish(struct wlr_session *session);
-int wlr_session_open_file(struct wlr_session *restrict session,
- const char *restrict path);
+
+/*
+ * Opens the file at path.
+ * This can only be used to open DRM or evdev (input) devices.
+ *
+ * When the session becomes inactive:
+ * - DRM files lose their DRM master status
+ * - evdev files become invalid and should be closed
+ *
+ * Returns -errno on error.
+ */
+int wlr_session_open_file(struct wlr_session *session, const char *path);
+
+/*
+ * Closes a file previously opened with wlr_session_open_file.
+ */
void wlr_session_close_file(struct wlr_session *session, int fd);
-bool wlr_session_change_vt(struct wlr_session *session, int vt);
+
+/*
+ * Changes the virtual terminal.
+ */
+bool wlr_session_change_vt(struct wlr_session *session, unsigned vt);
#endif
diff --git a/include/wlr/session/interface.h b/include/wlr/session/interface.h
index f75acfa4..4938110d 100644
--- a/include/wlr/session/interface.h
+++ b/include/wlr/session/interface.h
@@ -6,10 +6,9 @@
struct session_impl {
struct wlr_session *(*start)(struct wl_display *disp);
void (*finish)(struct wlr_session *session);
- int (*open)(struct wlr_session *restrict session,
- const char *restrict path);
+ int (*open)(struct wlr_session *session, const char *path);
void (*close)(struct wlr_session *session, int fd);
- bool (*change_vt)(struct wlr_session *session, int vt);
+ bool (*change_vt)(struct wlr_session *session, unsigned vt);
};
#endif