added a base keyboard addon

added a grist to addons


git-svn-id: file:///srv/svn/repos/haiku/trunk/current@8808 a95241bf-73f2-0310-859d-f6bbb57e9c96

src/add-ons/input_server/devices/keyboard/KeyboardInputDevice.cpp

@@ -0,0 +1,155 @@
+/*****************************************************************************/
+// Mouse input server device addon
+// Written by Stefano Ceccherini
+//
+// KeyboardInputDevice.cpp
+//
+// Copyright (c) 2004 Haiku Project
+//
+// Permission is hereby granted, free of charge, to any person obtaining a
+// copy of this software and associated documentation files (the "Software"),
+// to deal in the Software without restriction, including without limitation
+// the rights to use, copy, modify, merge, publish, distribute, sublicense,
+// and/or sell copies of the Software, and to permit persons to whom the
+// Software is furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included
+// in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+// THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+// DEALINGS IN THE SOFTWARE.
+/*****************************************************************************/
+#include "KeyboardInputDevice.h"
+
+#include <stdlib.h>
+#include <unistd.h>
+
+const static uint32 kSetLeds = 0x2711;
+const static uint32 kSetRepeatingKey = 0x2712;
+const static uint32 kSetNonRepeatingKey = 0x2713;
+const static uint32 kSetKeyRepeatRate = 0x2714;
+const static uint32 kSetKeyRepeatDelay = 0x2716;
+const static uint32 kGetNextKey = 0x270f;
+
+
+extern "C"
+BInputServerDevice *
+instantiate_input_device()
+{
+	return new KeyboardInputDevice();
+}
+
+
+KeyboardInputDevice::KeyboardInputDevice()
+	: 	fThread(-1),
+		fQuit(false)
+{
+	fFd = open("dev/input/keyboard/ps2/0", O_RDWR);
+	if (fFd >= 0)
+		fThread = spawn_thread(DeviceWatcher, "keyboard watcher thread",
+			B_NORMAL_PRIORITY, this);
+	
+	fLogFile = fopen("/boot/home/device_log.log", "w");
+}
+
+
+KeyboardInputDevice::~KeyboardInputDevice()
+{
+	if (fThread >= 0) {
+		status_t dummy;
+		wait_for_thread(fThread, &dummy);
+	}
+	
+	if (fFd >= 0)
+		close(fFd);
+	
+	fclose(fLogFile);
+}
+
+
+status_t
+KeyboardInputDevice::InitFromSettings(uint32 opcode)
+{
+	// retrieve current values
+
+	return B_OK;
+}
+
+
+status_t
+KeyboardInputDevice::InitCheck()
+{
+	InitFromSettings();
+	
+	input_device_ref keyboard1 = { "Keyboard 1", B_KEYBOARD_DEVICE, (void *)this };
+		
+	input_device_ref *devices[2] = { &keyboard1, NULL };
+		
+	if (fFd >= 0 && fThread >= 0) {	
+		RegisterDevices(devices);
+		return BInputServerDevice::InitCheck();
+	}
+	return B_ERROR;
+}
+
+
+status_t
+KeyboardInputDevice::Start(const char *name, void *cookie)
+{
+	fputs("Start(", fLogFile);
+	fputs(name, fLogFile);
+	fputs(")\n", fLogFile);
+	resume_thread(fThread);
+	
+	return B_OK;
+}
+
+
+status_t
+KeyboardInputDevice::Stop(const char *device, void *cookie)
+{
+	fputs("Stop()\n", fLogFile);
+	
+	suspend_thread(fThread);
+	
+	return B_OK;
+}
+
+
+status_t
+KeyboardInputDevice::Control(const char *name, void *cookie,
+						  uint32 command, BMessage *message)
+{
+	fputs("Control()\n", fLogFile);
+
+	if (command == B_NODE_MONITOR)
+		HandleMonitor(message);
+	else if (command >= B_KEY_MAP_CHANGED 
+		&& command <= B_KEY_REPEAT_RATE_CHANGED) {
+		InitFromSettings(command);
+	}
+	return B_OK;
+}
+
+
+status_t 
+KeyboardInputDevice::HandleMonitor(BMessage *message)
+{
+	return B_OK;
+}
+
+
+int32
+KeyboardInputDevice::DeviceWatcher(void *arg)
+{
+	KeyboardInputDevice *dev = (KeyboardInputDevice *)arg;
+	
+	return 0;
+}
+
+