Add keyboard handling code. New font thanks to Muazzam from OSDev!

2 files changed, 53 insertions, 0 deletions

diff --git a/src/lib/include/keyboard.h b/src/lib/include/keyboard.h
new file mode 100644
index 0000000..2842936
--- /dev/null
+++ b/src/lib/include/keyboard.h
@@ -0,0 +1,37 @@
+#pragma once
+
+#include <proto/keymap_file.h>
+
+
+#define KBD_CHAR		0x01
+#define KBD_ALT			0x02
+#define KBD_CTRL		0x04
+#define KBD_SUPER		0x08
+#define KBD_SHIFT		0x10
+#define KBD_CAPS		0x20
+#define KBD_MOD			0x40
+
+typedef struct {
+	union {
+		int chr;		// if flags & KBD_CHAR, chr is a character number
+		int key;		// if !(flags & KBD_CHAR), key is one of KBD_CODE_* defined in <proto/keyboard.h>
+	};
+	uint32_t flags;	// one of kbd_*
+} key_t;
+
+typedef struct {
+	keymap_t km;
+	uint32_t status;		// mask of alt/ctrl/super
+} keyboard_t;
+
+keyboard_t *init_keyboard();
+void free_keyboard(keyboard_t *t);
+
+bool load_keymap(keyboard_t *kb, const char* kmname);
+
+key_t keyboard_press(keyboard_t *t, int scancode);			// what key is pressed?
+key_t keyboard_release(keyboard_t *t, int scancode);		// what key is released?
+
+
+
+/* vim: set ts=4 sw=4 tw=0 noet :*/
diff --git a/src/lib/include/proto/keymap_file.h b/src/lib/include/proto/keymap_file.h
new file mode 100644
index 0000000..53ffeb7
--- /dev/null
+++ b/src/lib/include/proto/keymap_file.h
@@ -0,0 +1,16 @@
+#pragma once
+
+#include <stdint.h>
+#include <stddef.h>
+#include <stdbool.h>
+
+typedef struct {
+	int normal[128];
+	int shift[128];
+	int caps[128];
+	int mod[128];
+	int shiftmod[128];
+	bool ralt_is_mod;	// true: right alt = alt-gr
+} keymap_t;
+
+/* vim: set ts=4 sw=4 tw=0 noet :*/