hhkb: refactored

matrix_skel.h

@@ -0,0 +1,24 @@
+#ifndef MATRIX_SKEL_H
+#define  MATRIX_SKEL_H 1
+
+#include <stdbool.h>
+
+/* number of matrix rows */
+int  matrix_rows(void);
+/* number of matrix columns */
+int  matrix_cols(void);
+/* intialize matrix for scaning. should be called once. */
+void matrix_init(void);
+/* scan all key states on matrix */
+int  matrix_scan(void);
+/* whether modified from previous scan. used after matrix_scan. */
+bool matrix_is_modified(void);
+/* whether ghosting occur on matrix. */
+bool matrix_has_ghost(void);
+/* matrix state on row */
+uint16_t matrix_get_row(int row);
+/* print matrix for debug */
+void matrix_print(void);
+
+
+#endif