From 5797b03ea26404c68007e2fe235a0a8b7c0a1635 Mon Sep 17 00:00:00 2001
From: Laurent Vivier <Laurent@lvivier.info>
Date: Mon, 22 Aug 2005 20:17:34 +0000
Subject: [PATCH] Manage keyboard

---
 second/keyboard.c | 63 +++++++++++++++++++++++++++++++++++++++++++++++
 second/keyboard.h | 16 ++++++++++++
 2 files changed, 79 insertions(+)
 create mode 100644 second/keyboard.c
 create mode 100644 second/keyboard.h

diff --git a/second/keyboard.c b/second/keyboard.c
new file mode 100644
index 0000000..e8a32a0
--- /dev/null
+++ b/second/keyboard.c
@@ -0,0 +1,63 @@
+/*
+ *
+ * (c) 2005 Laurent Vivier <LaurentVivier@wanadoo.fr>
+ *
+ */
+
+#include "misc.h"
+#include "glue.h"
+#include "keyboard.h"
+
+#define test_bit(n,m)	(((char*)(m))[(n) / 8] & (1L << (n % 8)))
+
+enum keycode {
+	keycode_command		= 0x37,
+	keycode_shift		= 0x38,
+	keycode_capslock	= 0x39,
+	keycode_option		= 0x3A,
+	keycode_control		= 0x3B,
+
+	keycode_last		= 0x80
+};
+
+void keyboard_get_key(int *modifiers, int *code)
+{
+	KeyMap keyboard;
+	int keycode;
+
+	GetKeys(keyboard);
+
+	/* modifier keys */
+
+	*modifiers = 0;
+	if (test_bit(keycode_command, keyboard))
+		*modifiers |= modifiers_command;
+	if (test_bit(keycode_shift, keyboard))
+		*modifiers |= modifiers_command;
+	if (test_bit(keycode_capslock, keyboard))
+		*modifiers |= modifiers_command;
+	if (test_bit(keycode_option, keyboard))
+		*modifiers |= modifiers_command;
+	if (test_bit(keycode_control, keyboard))
+		*modifiers |= modifiers_command;
+
+	/* other keys */
+
+	for (keycode = 0; keycode < keycode_last; keycode++)
+	{
+		/* modifiers */
+
+		if ( (keycode == keycode_command) ||
+		     (keycode == keycode_shift) ||
+		     (keycode == keycode_capslock) ||
+		     (keycode == keycode_option) ||
+		     (keycode == keycode_control) )
+			continue;
+
+		/* other keys */
+
+		if (test_bit(keycode, keyboard))
+			break;
+	}
+	*code = keycode;
+}
diff --git a/second/keyboard.h b/second/keyboard.h
new file mode 100644
index 0000000..00ba8a8
--- /dev/null
+++ b/second/keyboard.h
@@ -0,0 +1,16 @@
+/*
+ *
+ * (c) 2005 Laurent Vivier <LaurentVivier@wanadoo.fr>
+ *
+ */
+
+
+enum modifiers_mask {
+	modifiers_command	= 0x01,
+	modifiers_shift		= 0x02,
+	modifiers_capslock	= 0x04,
+	modifiers_option	= 0x08,
+	modifiers_control	= 0x10,
+};
+
+extern void keyboard_get_key(int *modifiers, int *code);