From 78f8fce7f286fd0c71774e2567404ed51f24fef3 Mon Sep 17 00:00:00 2001
From: Vito Caputo <vcaputo@pengaru.com>
Date: Fri, 26 May 2017 21:51:04 -0700
Subject: *: initial commit of stripped schism stuff

Forking schism tracker's IT playback stuff into a little playback
library for embedding in demos.
---
 src/sys/macosx/ibook-support.c | 103 +++++++++++++++++++++++++++++++++++++++++
 1 file changed, 103 insertions(+)
 create mode 100644 src/sys/macosx/ibook-support.c

(limited to 'src/sys/macosx/ibook-support.c')

diff --git a/src/sys/macosx/ibook-support.c b/src/sys/macosx/ibook-support.c
new file mode 100644
index 0000000..71bd00b
--- /dev/null
+++ b/src/sys/macosx/ibook-support.c
@@ -0,0 +1,103 @@
+/*
+ * Schism Tracker - a cross-platform Impulse Tracker clone
+ * copyright (c) 2003-2005 Storlek <storlek@rigelseven.com>
+ * copyright (c) 2005-2008 Mrs. Brisby <mrs.brisby@nimh.org>
+ * copyright (c) 2009 Storlek & Mrs. Brisby
+ * copyright (c) 2010-2012 Storlek
+ * URL: http://schismtracker.org/
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ */
+#include "headers.h"
+#include "util.h"
+
+int macosx_ibook_fnswitch(int setting); /* FIXME: ugliness */
+
+#ifdef MACOSX
+
+#include <IOKit/IOKitLib.h>
+#include <IOKit/IOReturn.h>
+#include <ApplicationServices/ApplicationServices.h>
+#include <IOKit/hidsystem/IOHIDLib.h>
+#include <IOKit/hidsystem/IOHIDParameter.h>
+
+#define kMyDriversKeyboardClassName     "AppleADBKeyboard"
+#define kfnSwitchError                  200
+#define kfnAppleMode            0
+#define kfntheOtherMode         1
+
+#ifndef kIOHIDFKeyModeKey
+#define kIOHIDFKeyModeKey    "HIDFKeyMode"
+#endif
+
+int macosx_ibook_fnswitch(int setting)
+{
+	kern_return_t kr;
+	mach_port_t mp;
+	io_service_t so;
+	/*io_name_t sn;*/
+	io_connect_t dp;
+	io_iterator_t it;
+	CFDictionaryRef classToMatch;
+	/*CFNumberRef   fnMode;*/
+	unsigned int res, dummy;
+
+	kr = IOMasterPort(bootstrap_port, &mp);
+	if (kr != KERN_SUCCESS) return -1;
+
+	classToMatch = IOServiceMatching(kIOHIDSystemClass);
+	if (classToMatch == NULL) {
+		return -1;
+	}
+	kr = IOServiceGetMatchingServices(mp, classToMatch, &it);
+	if (kr != KERN_SUCCESS) return -1;
+
+	so = IOIteratorNext(it);
+	IOObjectRelease(it);
+
+	if (!so) return -1;
+
+	kr = IOServiceOpen(so, mach_task_self(), kIOHIDParamConnectType, &dp);
+	if (kr != KERN_SUCCESS) return -1;
+
+	kr = IOHIDGetParameter(dp, CFSTR(kIOHIDFKeyModeKey), sizeof(res),
+						&res, (IOByteCount *) &dummy);
+	if (kr != KERN_SUCCESS) {
+		IOServiceClose(dp);
+		return -1;
+	}
+
+	if (setting == kfnAppleMode || setting == kfntheOtherMode) {
+		dummy = setting;
+		kr = IOHIDSetParameter(dp, CFSTR(kIOHIDFKeyModeKey),
+					&dummy, sizeof(dummy));
+		if (kr != KERN_SUCCESS) {
+			IOServiceClose(dp);
+			return -1;
+		}
+	}
+
+	IOServiceClose(dp);
+	/* old setting... */
+	return res;
+}
+
+#else
+
+int macosx_ibook_fnswitch(UNUSED int setting)
+{
+	return 0;
+}
+#endif
-- 
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