1 files changed, 21 insertions, 2 deletions
diff --git a/src/randr.h b/src/randr.h
index d03f766..404bc29 100644
--- a/src/randr.h
+++ b/src/randr.h
@@ -20,7 +20,26 @@
 #ifndef _REDSHIFT_RANDR_H
 #define _REDSHIFT_RANDR_H
 
-int randr_check_extension();
-int randr_set_temperature(int screen_num, int temp, float gamma[3]);
+#include <xcb/xcb.h>
+#include <xcb/randr.h>
+
+typedef struct {
+	xcb_randr_crtc_t crtc;
+	unsigned int ramp_size;
+	uint16_t *saved_ramps;
+} randr_crtc_state_t;
+
+typedef struct {
+	xcb_connection_t *conn;
+	xcb_screen_t *screen;
+	unsigned int crtc_count;
+	randr_crtc_state_t *crtcs;
+} randr_state_t;
+
+
+int randr_init(randr_state_t *state, int screen_num);
+void randr_free(randr_state_t *state);
+void randr_restore(randr_state_t *state);
+int randr_set_temperature(randr_state_t *state, int temp, float gamma[3]);
 
 #endif /* ! _REDSHIFT_RANDR_H */