From 925d069d2345f9a7923cc3f1ff6e982a526dc844 Mon Sep 17 00:00:00 2001
From: Ingo Weinhold <ingo_weinhold@gmx.de>
Date: Sun, 3 Jul 2005 17:04:47 +0000
Subject: [PATCH] * Added BRoster::ShutDown(). * Adjusted the shutdown command
 to use BRoster::ShutDown(). Removed   the alert.

git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@13416 a95241bf-73f2-0310-859d-f6bbb57e9c96
---
 docs/develop/servers/registrar/Protocols |  14 +
 headers/os/app/Roster.h                  |   2 +
 headers/private/app/RegistrarDefs.h      |   9 +
 headers/private/app/RosterPrivate.h      |   3 +
 src/bin/shutdown.cpp                     | 373 +----------------------
 src/kits/app/RegistrarDefs.cpp           |   3 +-
 src/kits/app/Roster.cpp                  |  36 +++
 7 files changed, 76 insertions(+), 364 deletions(-)

diff --git a/docs/develop/servers/registrar/Protocols b/docs/develop/servers/registrar/Protocols
index 0cce4b0453..7b6b89e807 100644
--- a/docs/develop/servers/registrar/Protocols
+++ b/docs/develop/servers/registrar/Protocols
@@ -62,6 +62,20 @@ reply fields:
 
 -----------------------------------------------------------------------
 
+shut down
+
+target:		registrar app looper (preferred handler)
+message:	B_REG_SHUT_DOWN
+			"reboot": B_BOOL_TYPE
+reply:		standard success
+on error:	- B_NO_REPLY (fatal)
+			- standard error (fatal)
+
+message fields:
+- "reboot": If true, the system reboots instead of turning the power off.
+
+-----------------------------------------------------------------------
+
 
 Roster Requests
 ---------------
diff --git a/headers/os/app/Roster.h b/headers/os/app/Roster.h
index 1cc0f605af..b2d7b0c1d9 100644
--- a/headers/os/app/Roster.h
+++ b/headers/os/app/Roster.h
@@ -143,6 +143,8 @@ private:
 	class ArgVector;
 	friend class Private;
 
+	status_t ShutDown(bool reboot);
+
 	status_t AddApplication(const char *mimeSig, const entry_ref *ref,
 							uint32 flags, team_id team, thread_id thread,
 							port_id port, bool fullReg, uint32 *pToken,
diff --git a/headers/private/app/RegistrarDefs.h b/headers/private/app/RegistrarDefs.h
index 2087fdf912..c15a9bcd79 100644
--- a/headers/private/app/RegistrarDefs.h
+++ b/headers/private/app/RegistrarDefs.h
@@ -45,10 +45,13 @@ enum {
 	B_REG_SUCCESS							= 'rgsu',
 	B_REG_ERROR								= 'rger',
 	B_REG_RESULT							= 'rgrz',
+
 	// general requests
 	B_REG_GET_MIME_MESSENGER				= 'rgmm',
 	B_REG_GET_CLIPBOARD_MESSENGER			= 'rgcm',
 	B_REG_GET_DISK_DEVICE_MESSENGER			= 'rgdm',
+	B_REG_SHUT_DOWN							= 'rgsh',
+
 	// roster requests
 	B_REG_ADD_APP							= 'rgaa',
 	B_REG_COMPLETE_REGISTRATION				= 'rgcr',
@@ -74,6 +77,7 @@ enum {
 	B_REG_CLEAR_RECENT_APPS					= 'rgxa',
 	B_REG_LOAD_RECENT_LISTS					= 'rglr',
 	B_REG_SAVE_RECENT_LISTS					= 'rgsr',
+
 	// MIME requests
 	B_REG_MIME_SET_PARAM					= 'rgsp',
 	B_REG_MIME_DELETE_PARAM					= 'rgdp',
@@ -89,14 +93,18 @@ enum {
 	B_REG_MIME_UPDATE_MIME_INFO				= 'rgup',
 	B_REG_MIME_CREATE_APP_META_MIME			= 'rgca',
 	B_REG_MIME_UPDATE_THREAD_FINISHED		= 'rgtf',
+
 	// message runner requests
 	B_REG_REGISTER_MESSAGE_RUNNER			= 'rgrr',
 	B_REG_UNREGISTER_MESSAGE_RUNNER			= 'rgru',
 	B_REG_SET_MESSAGE_RUNNER_PARAMS			= 'rgrx',
 	B_REG_GET_MESSAGE_RUNNER_INFO			= 'rgri',
+
 	// internal registrar messages
 	B_REG_ROSTER_SANITY_EVENT				= 'rgir',
+	B_REG_SHUTDOWN_FINISHED					= 'rgsf',
 	B_REG_ROSTER_DEVICE_RESCAN				= 'rgrs',
+
 	// clipboard handler requests
 	B_REG_ADD_CLIPBOARD						= 'rgCa',
 	B_REG_GET_CLIPBOARD_COUNT				= 'rgCc',
@@ -104,6 +112,7 @@ enum {
 	B_REG_CLIPBOARD_STOP_WATCHING			= 'rgCx',
 	B_REG_DOWNLOAD_CLIPBOARD				= 'rgCd',
 	B_REG_UPLOAD_CLIPBOARD					= 'rgCu',
+
 	// disk device request
 	B_REG_NEXT_DISK_DEVICE					= 'rgnx',
 	B_REG_GET_DISK_DEVICE					= 'rgdd',
diff --git a/headers/private/app/RosterPrivate.h b/headers/private/app/RosterPrivate.h
index 206b7e3b3e..bf7931abae 100644
--- a/headers/private/app/RosterPrivate.h
+++ b/headers/private/app/RosterPrivate.h
@@ -20,6 +20,9 @@ public:
 	status_t SendTo(BMessage *message, BMessage *reply, bool mime);
 	bool IsMessengerValid(bool mime) const;
 
+	status_t ShutDown(bool reboot)
+		{ return fRoster->ShutDown(reboot); }
+
 	// needed by BApplication
 
 	status_t AddApplication(const char *mimeSig, const entry_ref *ref,
diff --git a/src/bin/shutdown.cpp b/src/bin/shutdown.cpp
index 40503d6662..ee06bd9c34 100644
--- a/src/bin/shutdown.cpp
+++ b/src/bin/shutdown.cpp
@@ -1,6 +1,6 @@
 // ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~
 //
-//  Copyright (c) 2002, Haiku
+//  Copyright (c) 2002-2005, Haiku
 //
 //  This software is part of the Haiku distribution and is covered 
 //  by the MIT license.
@@ -13,32 +13,17 @@
 //  This program behaves identically as the BeOS R5 version, with these 
 //  added arguments:
 //  
-//  -a alert user while counting down
 //  -c cancels any running shutdown
 //
-//  There seem to be a race condition (sometimes crashes on quit with 
-//  "the looper must be locked"), if you find it, tell me,
-//  tried 3 hours to find it.
 //  Some code from Shard's Archiver from BeBits (was BSD/MIT too :).
 //
 // ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~
 
-// ToDo: I think we should remove the shutdown alert again - we already have one
-//		in the roster, and that should really be enough.
-//		Also, I don't quite see a lot of sense in the delayed shutdown, either -- axeld.
-
 #include <syscalls.h>
 
 #include <OS.h>
-#include <Application.h>
-#include <Bitmap.h>
-#include <Button.h>
-#include <Messenger.h>
-#include <Mime.h>
-#include <String.h>
-#include <StringView.h>
-#include <View.h>
-#include <Window.h>
+#include <Roster.h>
+#include <RosterPrivate.h>
 
 #include <signal.h>
 #include <stdio.h>
@@ -47,326 +32,9 @@
 #include <unistd.h>
 #include <ctype.h>
 
-// timer should be handled better (with system_time())
-#define PULSE_RATE 100000
-#define PULSE_MODULO 10
-
-//from bdb-ing /bin/shutdown:
-#define B_SYSTEM_SHUTDOWN 0x12d
-#define B_SYSTEM_REBOOT 0x12e
-
-#ifdef __HAIKU__
-static const char *kRosterSignature = "application/x-vnd.haiku-registrar";
-#else
-static const char *kRosterSignature = "application/x-vnd.Be-ROST";
-#endif
-
-// globals
-const char kIconBits[] = {
-	0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
-	0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
-	0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
-	0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
-	0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
-	0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
-	0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
-	0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
-	0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
-	0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
-	0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
-	0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
-	0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
-	0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
-	0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
-	0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
-	0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
-	0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
-	0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xff, 0xff,
-	0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
-	0xff, 0xff, 0xff, 0xff, 0xff, 0x00, 0x00, 0x3f, 0x3f, 0x3f, 0x3f, 0x3f, 0x3f, 0x3f, 0x00, 0x00,
-	0x00, 0xff, 0xff, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
-	0xff, 0xff, 0xff, 0xff, 0x00, 0x3f, 0x3f, 0x3f, 0x3f, 0x3f, 0x3f, 0x3f, 0x3f, 0x3f, 0x3f, 0x3f,
-	0x00, 0x00, 0x00, 0x3f, 0x3f, 0x3f, 0x3f, 0x3f, 0x3f, 0x3f, 0x00, 0x00, 0xff, 0xff, 0xff, 0xff,
-	0xff, 0xff, 0xff, 0xff, 0x00, 0x3f, 0x3f, 0x3f, 0x3f, 0x3f, 0x3f, 0x3f, 0x3f, 0x3f, 0x00, 0x00,
-	0x3f, 0x3f, 0x3f, 0x00, 0x00, 0x3f, 0x3f, 0x3f, 0x3f, 0x3f, 0x3f, 0x3f, 0x00, 0xff, 0xff, 0xff,
-	0xff, 0xff, 0xff, 0x00, 0x3f, 0x3f, 0x3f, 0x3f, 0x3f, 0x3f, 0x3f, 0x3f, 0x00, 0x00, 0x3f, 0x3f,
-	0x3f, 0x3f, 0x3f, 0x3f, 0x3f, 0x00, 0x00, 0x3f, 0x3f, 0x3f, 0x3f, 0x3f, 0x00, 0xff, 0xff, 0xff,
-	0xff, 0xff, 0xff, 0x00, 0x3f, 0x3f, 0x3f, 0x3f, 0x3f, 0x3f, 0x00, 0x00, 0x3f, 0x3f, 0x3f, 0x00,
-	0x00, 0x00, 0x00, 0x00, 0x3f, 0x3f, 0x3f, 0x00, 0x3f, 0x3f, 0x3f, 0x3f, 0x3f, 0x00, 0xff, 0xff,
-	0xff, 0xff, 0xff, 0x00, 0x3f, 0x3f, 0x3f, 0x3f, 0x3f, 0x00, 0x3f, 0x3f, 0x3f, 0x00, 0x00, 0x2f,
-	0xeb, 0x2f, 0x30, 0x2f, 0x00, 0x00, 0x3f, 0x3f, 0x00, 0x3f, 0x3f, 0x3f, 0x3f, 0x00, 0xff, 0xff,
-	0xff, 0xff, 0xff, 0x00, 0x3f, 0x3f, 0x3f, 0x3f, 0x00, 0x3f, 0x3f, 0x3f, 0x00, 0x2f, 0xeb, 0x2c,
-	0x2b, 0x2c, 0x2d, 0x30, 0x2f, 0x2f, 0x00, 0x3f, 0x3f, 0x00, 0x3f, 0x3f, 0x3f, 0x00, 0xff, 0xff,
-	0xff, 0xff, 0xff, 0x00, 0x3f, 0x3f, 0x3f, 0x00, 0x3f, 0x3f, 0x3f, 0x3f, 0x00, 0x2f, 0x2b, 0x2a,
-	0x2b, 0x2b, 0x2c, 0x2d, 0x2e, 0x2f, 0x00, 0x3f, 0x3f, 0x3f, 0x00, 0x3f, 0x3f, 0x00, 0xff, 0xff,
-	0xff, 0xff, 0xff, 0xff, 0x00, 0x3f, 0x00, 0x3f, 0x3f, 0x3f, 0x3f, 0x00, 0x2f, 0x2b, 0x2b, 0x2a,
-	0x2b, 0x2b, 0x2b, 0x2d, 0x2d, 0x2f, 0x30, 0x00, 0x3f, 0x3f, 0x3f, 0x00, 0x3f, 0x00, 0xff, 0xff,
-	0xff, 0xff, 0xff, 0xff, 0x00, 0x00, 0x3f, 0x3f, 0x3f, 0x3f, 0x3f, 0x00, 0x2f, 0x2b, 0x2b, 0x3f,
-	0x2b, 0x2a, 0x2c, 0x2d, 0x2d, 0xeb, 0x30, 0x00, 0x3f, 0x3f, 0x3f, 0x3f, 0x00, 0xff, 0xff, 0xff,
-	0xff, 0xff, 0xff, 0xff, 0x00, 0x00, 0x3f, 0x3f, 0x3f, 0x3f, 0x3f, 0x00, 0x2f, 0x2c, 0x2b, 0x2b,
-	0x2a, 0x2b, 0x2c, 0x2c, 0x2e, 0x2f, 0x2f, 0x00, 0x3f, 0x3f, 0x3f, 0x3f, 0x00, 0x00, 0xff, 0xff,
-	0xff, 0xff, 0xff, 0x00, 0x3f, 0x00, 0x3f, 0x3f, 0x3f, 0x3f, 0x3f, 0x00, 0x2f, 0x2d, 0x2b, 0x2c,
-	0x2c, 0x2b, 0x2c, 0x2d, 0x2d, 0x2f, 0x30, 0x00, 0x3f, 0x3f, 0x3f, 0x00, 0x3f, 0x00, 0xff, 0xff,
-	0xff, 0xff, 0xff, 0x00, 0x3f, 0x3f, 0x00, 0x3f, 0x3f, 0x3f, 0x3f, 0x00, 0x2f, 0xeb, 0x2d, 0x2d,
-	0x2c, 0x2c, 0x2d, 0x2d, 0xeb, 0x2f, 0x2f, 0x00, 0x3f, 0x3f, 0x3f, 0x00, 0x3f, 0x3f, 0x00, 0xff,
-	0xff, 0xff, 0x00, 0x3f, 0x3f, 0x3f, 0x3f, 0x00, 0x3f, 0x3f, 0x3f, 0x3f, 0x00, 0x30, 0x2e, 0x2c,
-	0x2d, 0x2d, 0x2d, 0x2f, 0x2f, 0x2f, 0x00, 0x3f, 0x3f, 0x3f, 0x00, 0x3f, 0x3f, 0x3f, 0x00, 0xff,
-	0xff, 0xff, 0x00, 0x3f, 0x3f, 0x3f, 0x3f, 0x3f, 0x00, 0x3f, 0x3f, 0x3f, 0x00, 0x2f, 0x2f, 0xeb,
-	0xeb, 0xeb, 0xeb, 0xeb, 0x2f, 0x2f, 0x00, 0x3f, 0x3f, 0x00, 0x3f, 0x3f, 0x3f, 0x3f, 0x00, 0xff,
-	0xff, 0xff, 0x00, 0x3f, 0x3f, 0x3f, 0x3f, 0x3f, 0x3f, 0x00, 0x00, 0x3f, 0x3f, 0x00, 0x00, 0x2f,
-	0x2f, 0x30, 0x2f, 0x2f, 0x00, 0x00, 0x3f, 0x3f, 0x00, 0x3f, 0x3f, 0x3f, 0x3f, 0x3f, 0x00, 0xff,
-	0xff, 0xff, 0x00, 0x3f, 0x3f, 0x3f, 0x3f, 0x3f, 0x3f, 0x3f, 0x3f, 0x00, 0x00, 0x3f, 0x3f, 0x00,
-	0x00, 0x00, 0x00, 0x00, 0x3f, 0x3f, 0x00, 0x00, 0x3f, 0x3f, 0x3f, 0x3f, 0x3f, 0x3f, 0x00, 0xff,
-	0xff, 0xff, 0x00, 0x3f, 0x3f, 0x3f, 0x3f, 0x3f, 0x3f, 0x3f, 0x3f, 0x3f, 0x3f, 0x00, 0x00, 0x3f,
-	0x3f, 0x3f, 0x3f, 0x3f, 0x00, 0x00, 0x3f, 0x3f, 0x3f, 0x3f, 0x3f, 0x3f, 0x3f, 0x3f, 0x00, 0xff,
-	0xff, 0xff, 0x00, 0x3f, 0x3f, 0x3f, 0x3f, 0x3f, 0x3f, 0x3f, 0x3f, 0x3f, 0x3f, 0x3f, 0x3f, 0x00,
-	0x00, 0x3f, 0x00, 0x00, 0x3f, 0x3f, 0x3f, 0x3f, 0x3f, 0x3f, 0x3f, 0x3f, 0x3f, 0x00, 0xff, 0xff,
-	0xff, 0xff, 0xff, 0x00, 0x3f, 0x3f, 0x3f, 0x3f, 0x3f, 0x3f, 0x3f, 0x3f, 0x3f, 0x3f, 0x3f, 0x3f,
-	0x00, 0x00, 0x00, 0x00, 0x3f, 0x3f, 0x3f, 0x3f, 0x3f, 0x3f, 0x3f, 0x00, 0x00, 0xff, 0xff, 0xff,
-	0xff, 0xff, 0xff, 0xff, 0x00, 0x00, 0x3f, 0x3f, 0x3f, 0x3f, 0x3f, 0x3f, 0x3f, 0x00, 0x00, 0x00,
-	0xff, 0xff, 0xff, 0xff, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xff, 0xff, 0xff, 0xff, 0xff,
-	0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xff, 0xff, 0xff,
-	0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff
-};
-
-const char kElectronBits[] = {
-	0xff, 0xff, 0x00, 0x00, 0x00, 0xff, 0xff, 0xff,
-	0xff, 0x00, 0x25, 0x24, 0x26, 0x00, 0xff, 0xff,
-	0x00, 0x25, 0x21, 0x21, 0x22, 0x26, 0x00, 0xff,
-	0x00, 0x21, 0x3f, 0x22, 0x22, 0x25, 0x00, 0xff,
-	0x00, 0x25, 0x22, 0x22, 0x24, 0x24, 0x00, 0xff,
-	0xff, 0x00, 0x23, 0x23, 0x25, 0x00, 0xff, 0xff,
-	0xff, 0xff, 0x00, 0x00, 0x00, 0xff, 0xff, 0xff,
-	0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff
-};
-
-#define EL_POS_COUNT 17
-
-static const int electron1_table[][2] = { 
-	{3, 8}, {7, 8}, {12, 8}, {17, 10}, 
-	{22, 12}, {26, 16}, {28, 20}, {28, 24}, 
-	{26, 26}, {22, 27}, {18, 26}, {14, 25}, 
-	{10, 24}, {5, 22}, {3, 18}, {1, 14}, 
-	{1, 10}, {-1, -1}
-};
-
-static const int electron2_table[][2] = { 
-	{23, 18}, {21, 22}, {18, 25}, {14, 27},
-	{10, 27}, {5, 26}, {0, 25}, {1, 18}, 
-	{4, 15}, {8, 12}, {12, 10}, {16, 8},
-	{20, 8}, {24, 9}, {28, 11}, {27, 13},
-	{25, 15}, {-1, -1}
-};
-
-
 uint32 gTimeToSleep = 0;
 bool gReboot = false;
 
-
-class SView : public BView {
-	public:
-		SView(BRect frame);
-		~SView();
-
-		void Draw(BRect updateRect);
-		void Pulse();
-
-		BButton				*fButton;
-		BString				*fTitleStr;
-		BStringView			*fTitle;
-
-		BBitmap				*fIcon;
-		BBitmap				*fElectron;
-		int					fElectronPos;
-
-		int					fPulseDivider;
-
-		int32				fWidth;
-		int32				fHeight;
-
-		int32				fLeftMargin;
-		unsigned long		fTimeLeft;
-
-		static const int32	fTopMargin = 8;
-};
-
-class ShutdownWindow : public BWindow {
-	public:
-		ShutdownWindow(thread_id id);
-		~ShutdownWindow();
-
-		void MessageReceived(BMessage *msg);
-		bool QuitRequested();
-
-	private:
-		SView		*fView;
-		thread_id	fShutdownThread;
-};
-
-class ShutdownApp : public BApplication {
-	public:
-		ShutdownApp(thread_id id);
-		~ShutdownApp();
-
-	private:
-		ShutdownWindow *fWindow;
-};
-
-
-SView::SView(BRect frame)
-	:BView(frame, "SView", B_FOLLOW_LEFT_RIGHT, B_PULSE_NEEDED | B_WILL_DRAW),
-	fButton(NULL),
-	fTitleStr(NULL),
-	fTitle(NULL),
-	fIcon(NULL),
-	fElectron(NULL),
-	fElectronPos(0),
-	fPulseDivider(PULSE_MODULO+1),
-	fWidth(0),
-	fHeight(0),
-	fLeftMargin(B_LARGE_ICON + 8),
-	fTimeLeft(gTimeToSleep)
-{
-	SetViewColor(ui_color(B_PANEL_BACKGROUND_COLOR));
-	SetLowColor(ViewColor());
-	SetDrawingMode(B_OP_OVER);
-	fIcon = new BBitmap(BRect(0, 0, B_LARGE_ICON-1, B_LARGE_ICON-1), B_CMAP8);
-	fIcon->SetBits(kIconBits, B_LARGE_ICON*B_LARGE_ICON, 0, B_CMAP8);
-	fElectron = new BBitmap(BRect(0, 0, 7, 7), B_CMAP8);
-	fElectron->SetBits(kElectronBits, 8*8, 0, B_CMAP8);
-	fTitleStr = new BString;
-	if (gReboot)
-		*fTitleStr << "Rebooting in " << (int32)fTimeLeft << " seconds !";
-	else
-		*fTitleStr << "Shutting down in " << (int32)fTimeLeft << " seconds !";
-
-	fTitle = new BStringView(BRect(55, 10, 260, 35), "", fTitleStr->String());
-	fButton = new BButton(BRect(159, 42, 259, 66), "quit", "Cancel", new BMessage('_QRQ'));
-	fButton->MakeDefault(true);
-	AddChild(fTitle);
-	AddChild(fButton);
-}
-
-
-SView::~SView()
-{
-	delete fButton;
-	delete fTitle;
-	delete fIcon;
-}
-
-
-void
-SView::Pulse()
-{
-	fPulseDivider--;
-	if (fPulseDivider <= 0) {
-		fPulseDivider = PULSE_MODULO;
-		fTimeLeft--;
-		fTitleStr->SetTo("");
-		if (gReboot)
-			*fTitleStr << "Rebooting in " << (int32)fTimeLeft << " seconds !";
-		else
-			*fTitleStr << "Shutting down in " << (int32)fTimeLeft << " seconds !";
-		fTitle->SetText(fTitleStr->String());
-	}
-	fElectronPos += 1;
-	fElectronPos %= EL_POS_COUNT;
-	Invalidate();
-}
-
-
-void
-SView::Draw(BRect updateRect)
-{
-	BRect bounds = Bounds();
-
-	// left margin background
-//	SetHighColor(tint_color(ViewColor(), B_HIGHLIGHT_BACKGROUND_TINT));
-	SetHighColor(0xB8, 0xB8, 0xB8); // same color as the registrar shutdown dialog
-	FillRect(BRect(0, 0, B_LARGE_ICON, bounds.bottom));
-
-	if (fIcon != NULL)
-		DrawBitmap(fIcon, BPoint((B_LARGE_ICON / 2), fTopMargin));
-
-	if (fIcon != NULL) {
-		DrawBitmap(fElectron, BPoint((B_LARGE_ICON / 2) + electron1_table[fElectronPos][0], fTopMargin + electron1_table[fElectronPos][1]));
-		DrawBitmap(fElectron, BPoint((B_LARGE_ICON / 2) + electron2_table[fElectronPos][0], fTopMargin + electron2_table[fElectronPos][1]));
-	}
-
-	if (Window())
-		Window()->Flush();
-}
-
-
-ShutdownWindow::ShutdownWindow(thread_id id)
-	: BWindow(BRect( 139, 81, 407, 156), "Shutdown Status", B_TITLED_WINDOW_LOOK, 
-		B_NORMAL_WINDOW_FEEL,
-		B_NOT_RESIZABLE | B_NOT_ZOOMABLE | B_NOT_MINIMIZABLE | B_ASYNCHRONOUS_CONTROLS),
-	fView(NULL)
-{
-	fShutdownThread = id;
-	SetPulseRate(PULSE_RATE);
-	fView = new SView(Bounds());
-	AddChild(fView);
-}
-
-
-ShutdownWindow::~ShutdownWindow()
-{
-	fView->LockLooper();
-	fView->RemoveSelf();
-	delete fView;
-}
-
-
-void
-ShutdownWindow::MessageReceived(BMessage *msg)
-{
-	switch (msg->what) {
-		default:
-			BWindow::MessageReceived(msg);
-			break;
-	}
-}
-
-
-bool
-ShutdownWindow::QuitRequested()
-{
-	SetPulseRate(0);
-	kill(fShutdownThread, SIGUSR1);
-	return true;
-}
-
-
-ShutdownApp::ShutdownApp(thread_id id)
-	: BApplication("application/x-vnd.ShutDown-app")
-{
-	fWindow = new ShutdownWindow(id);
-	fWindow->SetWorkspaces(0xFFFFFFFF);
-	fWindow->Show();
-}
-
-
-ShutdownApp::~ShutdownApp()
-{
-}
-
-
-int32
-app_thread(void *arg)
-{
-	thread_id tid = (thread_id) arg;
-	(new ShutdownApp(tid))->Run();
-	delete be_app;
-	return B_OK;
-}
-
-
-//	#pragma mark -
-
-
 // we get here when shutdown is cancelled.
 // then sleep() returns
 
@@ -414,7 +82,6 @@ usage(const char *arg0)
 		"\t-r reboot,\n"
 		"\t-q quick shutdown (don't broadcast apps),\n"
 		"\t-c cancel a running shutdown,\n"
-		"\t-a alerts user while waiting,\n"
 		"\t-d delay shutdown by <time> seconds.\n", program);
 	exit(1);
 }
@@ -424,7 +91,6 @@ int
 main(int argc, char **argv)
 {
 	bool quick = false;
-	bool alert = false;
 
 	for (int32 i = 1; i < argc; i++) {
 		char *arg = argv[i];
@@ -463,9 +129,6 @@ main(int argc, char **argv)
 						exit(0);
 						break;
 					}
-					case 'a':
-						alert = true;
-						break;
 					case 'd':
 						if (parseTime(arg + 1, argv[i + 1], &i)) {
 							arg = NULL;
@@ -482,28 +145,14 @@ main(int argc, char **argv)
 	}
 
 	if (gTimeToSleep > 0) {
-		thread_id appThread = -1;
 		int32 left;
 
 		signal(SIGUSR1, handle_usr1);
 
-		if (alert) {
-			// BApplication::Run() blocks
-			appThread = spawn_thread(app_thread, "ShutdownApp", B_NORMAL_PRIORITY, (void *)find_thread(NULL));
-			resume_thread(appThread);
-		} else
-			printf("Delaying %s by %lu seconds...\n", gReboot ? "reboot" : "shutdown", gTimeToSleep);
+		printf("Delaying %s by %lu seconds...\n", gReboot ? "reboot" : "shutdown", gTimeToSleep);
 
 		left = sleep(gTimeToSleep);
 
-		if (alert) {
-			be_app->PostMessage(B_QUIT_REQUESTED);
-
-			status_t err;
-			wait_for_thread(appThread, &err);
-			snooze(100000);
-		}
-
 		if (left > 0) {
 			fprintf(stderr, "Shutdown cancelled.\n");
 			exit(0);
@@ -511,17 +160,17 @@ main(int argc, char **argv)
 	}
 
 	if (quick) {
+		#ifdef __HAIKU__
 		_kern_shutdown(gReboot);
+		#endif // __HAIKU__
 		fprintf(stderr, "Shutdown failed!\n");
 		return 2;
 	} else {
-		BMessenger messenger(kRosterSignature);
-
-		status_t err = messenger.SendMessage(gReboot ? B_SYSTEM_REBOOT : B_SYSTEM_SHUTDOWN);
-		if (err != B_OK) {
-			fprintf(stderr, "Failed to send message to roster server: %s\n", strerror(err));
-			exit(2);
-		}
+		BRoster roster;
+		BRoster::Private rosterPrivate(roster);
+		status_t error = rosterPrivate.ShutDown(gReboot);
+		fprintf(stderr, "Shutdown failed: %s\n", strerror(error));
+		return 2;
 	}
 
 	return 0;
diff --git a/src/kits/app/RegistrarDefs.cpp b/src/kits/app/RegistrarDefs.cpp
index 5481febfe5..ee3f4a044a 100644
--- a/src/kits/app/RegistrarDefs.cpp
+++ b/src/kits/app/RegistrarDefs.cpp
@@ -41,8 +41,7 @@ const char *kRAppLooperPortName	= "rAppLooperPort";
 const char *
 get_roster_port_name()
 {
-	return (BPrivate::is_running_on_haiku()
-		? "_roster_port_" : "_obos_roster_port_");
+	return "_haiku_roster_port_";
 }
 
 }	// namespace BPrivate
diff --git a/src/kits/app/Roster.cpp b/src/kits/app/Roster.cpp
index 062b45b44b..c5849b9bdf 100644
--- a/src/kits/app/Roster.cpp
+++ b/src/kits/app/Roster.cpp
@@ -1266,6 +1266,42 @@ BRoster::AddToRecentFolders(const entry_ref *folder, const char *appSig) const
 
 /*----- Private or reserved ------------------------------*/
 
+// ShutDown
+/*!	\brief Shuts down the system.
+
+	When the method succeeds, it doesn't return.
+
+	\param reboot If \c true, the system will be rebooted instead of being
+		   powered off.
+	\return
+	- \c B_SHUTTING_DOWN, when there's already a shutdown process in
+	  progress,
+	- \c B_SHUTDOWN_CANCELLED, when the user cancelled the shutdown process,
+	- another error code in case something went wrong.
+*/
+status_t
+BRoster::ShutDown(bool reboot)
+{
+	status_t error = B_OK;
+
+	// compose the request message
+	BMessage request(B_REG_SHUT_DOWN);
+	if (error == B_OK)
+		error = request.AddBool("reboot", reboot);
+
+	// send the request
+	BMessage reply;
+	if (error == B_OK)
+		error = fMess.SendMessage(&request, &reply);
+
+	// evaluate the reply
+	if (error == B_OK && reply.what != B_REG_SUCCESS)
+		reply.FindInt32("error", &error);
+
+	return error;
+}
+
+
 // AddApplication
 /*!	\brief (Pre-)Registers an application with the registrar.