Bug 709585 - Part 5/6, hal code for the Power API. r=cjones

config/system-headers

@@ -729,6 +729,7 @@ sys/pstat.h
 sys/ptrace.h
 sys/queue.h
 sys/quota.h
+sys/reboot.h
 sys/reg.h
 sys/regset.h
 sys/resource.h

hal/Hal.cpp

@@ -372,5 +372,17 @@ NotifyNetworkChange(const NetworkInformation& aInfo)
   sNetworkObservers.BroadcastCachedInformation();
 }
 
+void Reboot()
+{
+  AssertMainThread();
+  PROXY_IF_SANDBOXED(Reboot());
+}
+
+void PowerOff()
+{
+  AssertMainThread();
+  PROXY_IF_SANDBOXED(PowerOff());
+}
+
 } // namespace hal
 } // namespace mozilla

hal/Hal.h

@@ -192,6 +192,16 @@ void GetCurrentNetworkInformation(hal::NetworkInformation* aNetworkInfo);
  */
 void NotifyNetworkChange(const hal::NetworkInformation& aNetworkInfo);
 
+/**
+ * Reboot the device.
+ */
+void Reboot();
+
+/**
+ * Power off the device.
+ */
+void PowerOff();
+
 } // namespace MOZ_HAL_NAMESPACE
 } // namespace mozilla
 

hal/Makefile.in

@@ -72,9 +72,9 @@ CPPSRCS = \
 ifeq (android,$(MOZ_WIDGET_TOOLKIT))
 CPPSRCS += AndroidHal.cpp
 else ifeq (gonk,$(MOZ_WIDGET_TOOLKIT))
-CPPSRCS += GonkHal.cpp
+CPPSRCS += GonkHal.cpp Power.cpp
 else ifeq (Linux,$(OS_TARGET))
-CPPSRCS += LinuxHal.cpp
+CPPSRCS += LinuxHal.cpp Power.cpp
 ifdef MOZ_ENABLE_DBUS
 CPPSRCS += UPowerClient.cpp
 endif

hal/android/AndroidHal.cpp

@@ -173,6 +173,14 @@ GetCurrentNetworkInformation(hal::NetworkInformation* aNetworkInfo)
   bridge->GetCurrentNetworkInformation(aNetworkInfo);
 }
 
+void
+Reboot()
+{}
+
+void
+PowerOff()
+{}
+
 } // hal_impl
 } // mozilla
 

hal/fallback/FallbackHal.cpp

@@ -105,5 +105,13 @@ GetCurrentNetworkInformation(hal::NetworkInformation* aNetworkInfo)
   aNetworkInfo->canBeMetered() = dom::network::kDefaultCanBeMetered;
 }
 
+void
+Reboot()
+{}
+
+void
+PowerOff()
+{}
+
 } // hal_impl
 } // namespace mozilla

hal/linux/Power.cpp

@@ -0,0 +1,59 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* ***** BEGIN LICENSE BLOCK *****
+ * Version: MPL 1.1/GPL 2.0/LGPL 2.1
+ *
+ * The contents of this file are subject to the Mozilla Public License Version
+ * 1.1 (the "License"); you may not use this file except in compliance with
+ * the License. You may obtain a copy of the License at
+ * http://www.mozilla.org/MPL/
+ *
+ * Software distributed under the License is distributed on an "AS IS" basis,
+ * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
+ * for the specific language governing rights and limitations under the
+ * License.
+ *
+ * The Original Code is mozilla.org code.
+ *
+ * The Initial Developer of the Original Code is Mozilla Foundation
+ * Portions created by the Initial Developer are Copyright (C) 2011
+ * the Initial Developer. All Rights Reserved.
+ *
+ * Contributor(s):
+ *   Kan-Ru Chen <kchen@mozilla.com> (Original Author)
+ *
+ * Alternatively, the contents of this file may be used under the terms of
+ * either of the GNU General Public License Version 2 or later (the "GPL"),
+ * or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
+ * in which case the provisions of the GPL or the LGPL are applicable instead
+ * of those above. If you wish to allow use of your version of this file only
+ * under the terms of either the GPL or the LGPL, and not to allow others to
+ * use your version of this file under the terms of the MPL, indicate your
+ * decision by deleting the provisions above and replace them with the notice
+ * and other provisions required by the GPL or the LGPL. If you do not delete
+ * the provisions above, a recipient may use your version of this file under
+ * the terms of any one of the MPL, the GPL or the LGPL.
+ *
+ * ***** END LICENSE BLOCK ***** */
+
+#include "Hal.h"
+
+#include <unistd.h>
+#include <sys/reboot.h>
+
+namespace mozilla {
+namespace hal_impl {
+
+void
+Reboot()
+{
+  reboot(RB_AUTOBOOT);
+}
+
+void
+PowerOff()
+{
+  reboot(RB_POWER_OFF);
+}
+
+} // hal_impl
+} // mozilla

hal/sandbox/PHal.ipdl

@@ -86,6 +86,9 @@ parent:
     sync GetScreenBrightness() returns (double brightness);
     SetScreenBrightness(double brightness);
 
+    Reboot();
+    PowerOff();
+
     __delete__();
 };
 

hal/sandbox/SandboxHal.cpp

@@ -152,6 +152,18 @@ SetScreenBrightness(double brightness)
   Hal()->SendSetScreenBrightness(brightness);
 }
 
+void
+Reboot()
+{
+  Hal()->SendReboot();
+}
+
+void
+PowerOff()
+{
+  Hal()->SendPowerOff();
+}
+
 class HalParent : public PHalParent
                 , public BatteryObserver
                 , public NetworkObserver
@@ -267,6 +279,20 @@ class HalParent : public PHalParent
     hal::SetScreenBrightness(brightness);
     return true;
   }
+
+  NS_OVERRIDE virtual bool
+  RecvReboot()
+  {
+    hal::Reboot();
+    return true;
+  }
+
+  NS_OVERRIDE virtual bool
+  RecvPowerOff()
+  {
+    hal::PowerOff();
+    return true;
+  }
 };
 
 class HalChild : public PHalChild {

js/src/config/system-headers

@@ -729,6 +729,7 @@ sys/pstat.h
 sys/ptrace.h
 sys/queue.h
 sys/quota.h
+sys/reboot.h
 sys/reg.h
 sys/regset.h
 sys/resource.h