Add some key macros for Shift+x and Control+x keys

For use by SyncTERM in Mode 7/Prestel modes.

src/conio/ciolib.h

@@ -742,27 +742,37 @@ CIOLIBEXPORT void mousestate_res(int *x_res, int *y_res, uint8_t *buttons);
 }
 #endif
 
-#define CIO_KEY_HOME      (0x47 << 8)
-#define CIO_KEY_UP        (0x48 << 8)
-#define CIO_KEY_END       (0x4f << 8)
-#define CIO_KEY_DOWN      (0x50 << 8)
-#define CIO_KEY_F(x)      ((x<11)?((0x3a+x) << 8):((0x7a+x) << 8))
-#define CIO_KEY_IC        (0x52 << 8)
-#define CIO_KEY_DC        (0x53 << 8)
-#define CIO_KEY_SHIFT_IC  (0x05 << 8)	/* Shift-Insert */
-#define CIO_KEY_SHIFT_DC  (0x07 << 8)	/* Shift-Delete */
-#define CIO_KEY_CTRL_IC   (0x04 << 8)	/* Ctrl-Insert */
-#define CIO_KEY_CTRL_DC   (0x06 << 8)	/* Ctrl-Delete */
-#define CIO_KEY_ALT_IC    (0xA2 << 8)	/* Alt-Insert */
-#define CIO_KEY_ALT_DC    (0xA3 << 8)	/* Alt-Delete */
-#define CIO_KEY_LEFT      (0x4b << 8)
-#define CIO_KEY_RIGHT     (0x4d << 8)
-#define CIO_KEY_PPAGE     (0x49 << 8)
-#define CIO_KEY_NPAGE     (0x51 << 8)
-#define CIO_KEY_SHIFT_F(x)((x<11)?((0x53 + x) << 8):((0x7c + x) << 8))
-#define CIO_KEY_CTRL_F(x) ((x<11)?((0x5d + x) << 8):((0x7e + x) << 8))
-#define CIO_KEY_ALT_F(x)  ((x<11)?((0x67 + x) << 8):((0x80 + x) << 8))
-#define CIO_KEY_BACKTAB   (0x0f << 8)
+#define CIO_KEY_HOME        (0x47 << 8)
+#define CIO_KEY_UP          (0x48 << 8)
+#define CIO_KEY_END         (0x4f << 8)
+#define CIO_KEY_DOWN        (0x50 << 8)
+#define CIO_KEY_F(x)        ((x<11)?((0x3a+x) << 8):((0x7a+x) << 8))
+#define CIO_KEY_IC          (0x52 << 8)
+#define CIO_KEY_DC          (0x53 << 8)
+#define CIO_KEY_SHIFT_IC    (0x05 << 8)	/* Shift-Insert */
+#define CIO_KEY_SHIFT_DC    (0x07 << 8)	/* Shift-Delete */
+#define CIO_KEY_CTRL_IC     (0x04 << 8)	/* Ctrl-Insert */
+#define CIO_KEY_CTRL_DC     (0x06 << 8)	/* Ctrl-Delete */
+#define CIO_KEY_ALT_IC      (0xA2 << 8)	/* Alt-Insert */
+#define CIO_KEY_ALT_DC      (0xA3 << 8)	/* Alt-Delete */
+#define CIO_KEY_LEFT        (0x4b << 8)
+#define CIO_KEY_RIGHT       (0x4d << 8)
+#define CIO_KEY_PPAGE       (0x49 << 8)
+#define CIO_KEY_NPAGE       (0x51 << 8)
+#define CIO_KEY_SHIFT_F(x)  ((x<11)?((0x53 + x) << 8):((0x7c + x) << 8))
+#define CIO_KEY_CTRL_F(x)   ((x<11)?((0x5d + x) << 8):((0x7e + x) << 8))
+#define CIO_KEY_ALT_F(x)    ((x<11)?((0x67 + x) << 8):((0x80 + x) << 8))
+#define CIO_KEY_BACKTAB     (0x0f << 8)
+#define CIO_KEY_SHIFT_UP    (0x38 << 8)
+#define CIO_KEY_CTRL_UP     (0x8d << 8)
+#define CIO_KEY_SHIFT_LEFT  (0x34 << 8)
+#define CIO_KEY_CTRL_LEFT   (0x73 << 8)
+#define CIO_KEY_SHIFT_RIGHT (0x36 << 8)
+#define CIO_KEY_CTRL_RIGHT  (0x74 << 8)
+#define CIO_KEY_SHIFT_DOWN  (0x32 << 8)
+#define CIO_KEY_CTRL_DOWN   (0x91 << 8)
+#define CIO_KEY_SHIFT_END   (0x31 << 8)
+#define CIO_KEY_CTRL_END    (0x75 << 8)
 
 #define CIO_KEY_MOUSE     0x7dE0	// This is the right mouse on Schneider/Amstrad PC1512 PC keyboards "F-14"
 #define CIO_KEY_QUIT	  0x7eE0	// "F-15"